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21MENM-00 E4 User Manual - Diamond Point International

1. system call Table 28 MENMON system calls BRD_ID fields 31 2423 1615 87 0 0x0 Eye Catcher x04 Reserved x08 Packet Size Reserved gxec Reserved 6x18 Reserved 0x14 CLUN DLUN 6x18 Reserved fx1C Reserved Eye Catcher Packet Size CLUN DLUN Entry Conditions Exit Conditions R03 Address different from word Entry MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Word containing ASCII string BDID Half word containing the size of the packet CLUN of device used for booting DLUN of device used for booting Starting address of ID packet MENMON on PowerPC Platforms 10 4 3 System Call OUT CHR Name Code Description Entry Conditions Exit Conditions different from Entry OUT CHR Output character routine 0020 This routine outputs a character to the default output port ROS Bits Character byte 7 0 Character is sent to the default I O port 10 4 4 System Call N CHR Name Code Description Entry Conditions Exit Conditions different from Entry IN CHR Input character routine 0000 IN CHR reads a character from the default input port The char acter is returned in the LSB of RO3 R03 Bits 7 0 contain the character returned R03 Bits 31 8 are zero 10 4 5 System Call IN STAT Name Code Description Entry Conditions Exit Conditions different from Entry MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 IN STAT Input se
2. Exception Exception Name Handling Method 0x200 Machine Check Reported to console 0x300 Data Storage Reported to console 0x400 Instruction Storage Reported to console 0x500 Interrupt Fetch vector from interrupt controller Report interrupt to console 0x600 Alignment Reported to console 0x700 Program If client program is running check for break point Otherwise report as exception 0x800 FPU unavail Reported to console 0x900 Decrementer Reported to console 0xC00 System Call If client program is running try to handle sys tem call Otherwise report as exception OxD00 Debug If client program is running handle as single step exception Otherwise report as exception 0x1000 ITL Miss Reported to console 0x1100 DTL Miss Reloads TLB when faulted address ok other wise reports exception to console 0x1200 DTS Miss Reloads TLB when faulted address ok other wise reports exception to console 0x1300 Instr addr Break Reported to console 0x1400 SMI Reported to console 10 2 1 4 Machine Check Handling On machine checks additional information is printed to the console for example MPC8245 error detection registers MEN Mikro Elektronik GmbH 101 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 2 2 85XX Processors 10 2 2 1 Degraded Mode In Degraded Mode 85XX MENMONS use on chip L2 SRAM as data memory L2 SRAM is configured as 256KB SRAM for this purpose MENMON instructions are execut
3. Submenu Password protected Basic Setup Yes Expert Setup Yes Hardware Info No Diagnostics Yes Program Update Yes Touch Calibration No Touch Verification No Main Menu gt Basic Setup Expert Setup Hardware Info Diagnostics Program Update Touch Calibration Touch Verification Once you have entered the password correctly you do not need to enter the password again until you return to the Main Menu Note The main menu may have additional implementation specific entries MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Using MENMON 4 1 3 Basic Expert Setup Menus In the Basic and Expert Setup menu you can modify all important persistent parameters of the CPU board In addition the real time clock can be set All parameter changes are first temporary When you leave these menus you will be asked whether to store or discard the changes The setup of the real time clock is an exception any changes made here immediately take effect All of these settings can also be modified through the MENMON command line interface For details on system parameters see Chapter 9 System Parameters on page 86 Table 6 Basic Setup menu Setting Description Boot sequence User friendly start up string editing Real time clock Set real time clock IP Address of this Machine For MENMON Ethernet port Subnet Mask of this Machine For MENMON Ethernet port IP Address of B
4. Address Size Description 0xD000 0000 0xD000 OBFF 3 KB Initial Stack L1 cache 0xD000 0C00 0xD000 17FF 3 KB Initial Heap L1 cache 0xD000 1800 0xD000 3FFF 10 KB Initial Data L1 cache OxFFFx 0000 0xFFxF FFFF 512 KB Text Reloc x 8 for primary O for secondary During start MENMON copies the initialized data from Flash to RAM and fills the bss section with zeroes Restrictions in Degraded Mode In secondary MENMON no exception handling is possible as exceptions could not be directly directed to secondary MENMON MSR IP allows only to switch exception vector prefix between 0x0 and OxFFFO 0000 In Degraded Mode only the basic command line commands will work since very little memory is available DMA to system memory is not possible DMA to cache not possible therefore no network operation is possible Boot Flash programming in Degraded Mode is not possible aa MENMON exe cutes instructions from Flash 10 2 1 2 System Parameters Currently no 82XX specific system parameters are defined MEN Mikro Elektronik GmbH 100 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 2 1 3 Exception Handling As soon as MENMON enters its full mode all exceptions are trapped and most of them are reported to the user In Degraded Mode exception handling is not possible any exception will cause undefined results Table 25 82XX exception handling
5. 49 5 2 Disk SuppOll x5 obo dioe Ua dL repa opio ease sain Quote dia 50 5 2 1 Support for Disk Bo0t ie soonest ek 50 S22 IDEVICe DEIVEILS a oce rr cae En Seid ee Robb ee wee 50 5 2 3 Listing Disk Partitions and Contents 51 5 2 4 Reading from Writing to RAW Disks 52 5 2 5 Displaying and Modifying USB Settings 229 5 9 DRAM Memory 3 596 dee RE 9b e bg GE SUR es 35 IA PCUDCVICES aneo 9 059t 00 5 9 EEE E IR NE EE 56 5 41 PCLAuto Configuration 25er m Re 56 D42 IPGPICommatids i51 ncepusp ipe ERR IRIURE EG 57 5 5 Chameleon FPGA Devices sss ccc esee e rene 59 5 5 1 Chameleon Table Support 4 sese obrem me me 59 5 5 2 Support for Loadable Chameleon FPGAs 59 6 Networking Functions 0 e cece cece cece eee e eee ht nn 61 6 1 Network Connisuranon 45 ies rtr ceded EA EAA ease 61 6 1 1 Network Persistent Parameters 000 5 61 6 1 2 Assignment of Network Interface 62 6 1 3 Automatic Configuration 13 2400 e eu shes 63 62 Network BOOT 5o spo th Ime REFERS TRES 65 6 3 Obtaining the IP Configuration via BOOTP 65 6 4 Network Load amp Program Command 0000 0000 65 6 5 Network Status Commands 0 0 0 eee eee ee eee 66 6 6 Built In Cheats 1902652505 eed aes Bela wes tag 08 bee E des 67 661 BOOP Cheil monete HRS TEQUE nerfs 67 0 02 TRIP Cleite psi skistu indian
6. TOSHIBA THNCFO64MMG HD Ox0leOdef0O devices on IDE bus CLUN 0x01 TOSHIBA THNCFO32MBA HD 0x01e0d7e0 MenMon gt IOIN IOIN just displays the currently known devices without scanning for example Controller Dev Table Name IDEO IDE ETHERO CO COM2 TOUC CO CO co COM13 CAN_TEST GXCONS1 MISCO Ne eae Device Table DLUN Name 0x00 Int 0x00 Ext 0x01 0x01 CIF Clr Driver 16Z023_IDE 16Z023_IDE EEPRO100 DUART8245 DUART8245 EMO4TOUCH Z025_UART Z025_UART Z025_UART Z025_UART CANGPIO Z2 DISP CHAMELEON TELSVR HTTPD MON Model paraml 0x90000200 0x90000280 0x92000000 Oxfc004500 Oxfc004600 0x90000100 0x90000500 0x90000510 0x90000520 0x90000530 0x90000600 0x80000000 0x0000e800 0x00000017 0x01e0d9f0 TOSHIBA THNCF064MMG TOSHIBA THNCFO32MBA Device and Driver Management param2 0x00000000 0x00000000 0x0000d000 0x07a12000 0x07a12000 0x00000000 0x07a12000 0x07a12000 0x07a12000 0x07a12000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 param3 0x00000001 0x00000001 0x00000000 0x00000001 0x00000001 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 Type HD HD 2 R Handle 0x01e10720 0x01e106b0 0x01e0e020 0xOleffc 0 0x01e107d0 0x01e10810 0x01e0dfe0 0x00000000 0x00000000 0x01e0ccdO 0x00000000 0xOlefc960 0x00000000 0x01e0dba0 0x01e0d970 Handle 0
7. PGM XXX args Media copy tool Chapter 4 2 3 3 Update from Local Disk using PGM xxx on page 41 PING host lt opts gt Network connectivity test Chapter 6 5 Network Status Commands on page 66 RTC xxx arg Real time clock commands Chapter 4 2 4 Get Set the RTC Time on page 43 S lt addr gt Single step user program Chapter 10 3 4 Single Step Command on page 105 SERDL passwd Update Flash using YModem protocol Chapter 4 2 3 1 Update via Serial Interface using SERDL on page 40 SETUP Open Setup Menu Chapter 4 1 Screen Oriented Menu User Interface on page 21 USB lt bus gt Init USB controller and devices Chapter 5 2 5 Displaying and on a USB bus Modifying USB Settings on USBT Shows the USB device tree for Page 53 the current bus USBDP bus p1 p5 d lt x gt Display modify USB device path MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21
8. Please note that this test option is especially designed for production and temperature test and normally should not be entered by the user The lists include tests similar to interactive tests e g requiring external test equipment or user interaction You can select which tests shall be executed in the endless test by selecting a menu item Each hit on an item toggles the execution state YES NO Item Start endless tests starts to run the endless test It executes all tests marked YES in the listed order one pass through each test and wraps to the first test when the end of the list is reached This is repeated until you abort the test through ESC or C Failure during tests will not stop the endless test but the number of errors will be counted and the last error will be displayed Example Endless Test Menu gt Start endless tests Full SDRAM test WIE 0 ETHERO PCI amp external loopback NO Full SRAM test WIE 0 RTC running WIE 0 Internal CF access sector O0 read WIE 0 COM1 Tx Rx external loopback WE SKIPPED Touch controller WIE 0 External CF access sector 0 read WIE 0 COM3 Line transceivers WIE ABORTED COM4 Tx Rx external loopback NO COM5 Tx Rx external loopback NO CAN front rear interface WIE FAILED CAN2 with SA08 NO Printer communication WIE OK COM2 Tx Rx external loopback VE FAILED Lass EIrir r 8 Error Msg Looe s 1 Enrons B RSZI2e X ek IIL X im pass 0 MEN Mikro Elektronik GmbH 31
9. 21MENM 00 E4 2012 03 21 Using MENMON 4 1 6 Program Update Menu This implementation specific optional menu item allows users to update internal memory e g boot Flash internal CompactFlash with the content of external removable media such as external CompactFlash USB stick The following shows the Program Update Menu as implemented on MEN s EM4 CPU Program Update Men gt Copy external CF gt internal CF 1 1 Copy external CF IMAGE COO gt internal CF Copy external CF IMAGE FPO gt boot flash FPGA code Copy external CF IMAGE FP1 gt boot flash fallback FPGA code Copy external CF IMAGE SMM gt boot flash sec MENMON Copy imcernal Cr gt exceirinall Clr lel You can find details on each board s implementation in the respective hardware user manual 4 1 6 1 Sector By Sector Media Copy Program Update For example Update internal from external CompactFlash Copy external CF gt internal CF 1 1 on EM4 This method copies the source medium to the destination medium sector by sector overwriting all information including the partition table in the destination medium There are no special formatting requirements of the source media The source medium can have any number of partitions with any type of file systems on it Both media shall have the same size number of sectors If the media sizes do not match exactly you will be asked whether you want to perform the update n
10. Automatic configuration can be performed while MENMON executes the network servers BOOTP in background e by NBOOT NDL BOOTP BOOTP in foreground Before starting network servers MENMON checks whether a static IP address was configured If no IP address or 0 0 0 0 was configured MENMON tries to retrieve parameters through autoconfiguration In this case BOOTP will operate in the background see below Commands NBOOT and NDL also perform IP autoconfiguration when the TFTP option is not given 6 1 3 1 BOOTP Background Operation To avoid blocking of MENMON when no BOOTP server exists and no IP address has been configured BOOTP can operate in the background The first BOOTP request is sent before starting the network servers BOOTP requests are retried forever in the background as long as no valid BOOTP reply has been received You can display the current BOOTP state using the netstat command MEN Mikro Elektronik GmbH 63 21MENM 00 E4 2012 03 21 Networking Functions 6 1 3 2 Parameters used with BOOTP MENMON will set up the BOOTP request with the following parameters CIADDR set to 0 0 0 0 FILE is set to the value of the bf parameter generic file name BOOTP contains DHCP cookie and DHCP request option When the BOOTP reply is received system parameters will be updated through autoconfiguration Table 13 System parameter autoconfiguration through BOOTP Parameter Description Updated by
11. EEPROD p p pd id EEID PD lt lt 4 p pd id CalcParity u int8 p l sizeof EEPROD 1 If either the magic ID or checksum is incorrect MENMON uses defaults for all parameters of that section MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 System Parameters 9 3 Production Data Every MENMON implementation supports production data sections according to MEWN eeprod h The CPU EEPROM or any carrier board EEPROM has to begin with one of the sections described below in order to allow MENMON to detect the production data and type of board automatically Standard production data section 16 bytes define EEID_PD Oxd JF SEPUCE IUD FOR REPROD typedef struct u_int8 D ICI Poors Saepe TD KODI cel ose 77 u int8 pd revision 3 board HW revision xx yy zz u int32 pd serial board serial number u int8 pd model board model char pd hwName 6 fess MANE OF W erc MOA MM weir SA u_int8 pd_resvd 1 EEPROD Extended EEPROD structure containing production repair date 24 bytes define EEID_PD2 0xe fF SEPUCE ID FOr EEPRODZ define EEPROD2 DATE YEAR BIAS 1990 lt year bias for repdat prodat typedef struct u int8 pd id fs su ID OXE cime parity 7 u int8 pd revision 3 board HW revision xx yy zz U TES exe Sere da s board serial number u int8 pd model JF leere model char pd hwName 6 fee aime OF MI uen EMO mul weil u
12. The boot file must be in the root directory of the medium The file name to be searched for can be configured by persistent parameter bf Only the file name part of that name is used e g if you configure ata0 vxworks then DBOOT looks for vxworks If nothing is configured the name BOOTFILE is used The file name can also be passed to the command line to DBOOT e g DBOOT file2 myboot The file is loaded into memory the image contents are analyzed moved and MENMON executes the image See also Chapter 8 Operating System and Program Execution on page 76 MEN Mikro Elektronik GmbH 77 21MENM 00 E4 2012 03 21 8 1 2 Operating System and Program Execution Network Boot using NBOOT Booting from network is done through command NBOOT NBOOT lt opis gt opts BOOTP STATIC TFTP FTP CLUN n FILE file LOAD adar START off HALT n KERPAR p1 x p2zy TRY num TTO num Boot from network default Obtain IP addresses from BOOTP server Use static IP addresses default Fetch file via TFTP method Fetch file via FTP method Controller logical unit number see O command If not specified use first Ethernet controller File name to boot If not specified file name must be provided by BOOTP server Load address for load image ELF files will be loaded at this address and relocated then other file formats will be executed at this load address If not specified use default Offset of execution entr
13. The touchscreen may need recalibration Press s to enter Setup Menu Press ESC to continue boot Press touchscreen anywhere else to calibrate touchscreen If you did not or cannot hit the ESC or s button the touch calibration procedure is entered During touch calibration you need to hit the upper left and then the lower right edge Figure 3 Touch screen calibration N Touch calibration Hit the upper left edge Then you can hit the touch screen and a red cross should appear exactly at the position where you have hit the screen You have to explicitly confirm the correct calibration by pressing the Y button Figure 4 Touch screen calibration confirm Uerify calibration Calibration ok um ied Aborting in 12 seconds If you did not press the Y or N button within 15 seconds the procedure is aborted If you hit the Y button the new calibration parameters are permanently saved MEN Mikro Elektronik GmbH 34 21MENM 00 E4 2012 03 21 Using MENMON 4 1 8 Touch Verification Touch verification is similar to touch calibration You can hit the touch screen and a red cross should appear exactly at the position where you have hit the screen You can finish verification by hitting the Exit button MEN Mikro Elektronik GmbH 35 21MENM 00 E4 2012 03 21 Using MENMON 4 2 Command Line User Interface The command line interface is available on all consoles It is a simple shell like c
14. mask 16 bit mask for debug settings Bit 15 Enable error messages Bit 2 Enable debug level 3 Bit 1 Enable debug level 2 Bit 0 Enable debug level 1 net Network debug level Examples Enable all BIOS debug messages BIOS_DBG 8007 Disable all BIOS debug messages BIOS_DBG 0 Enable most important network debug messages BIOS_DBG 8001 net BIOS_DBG cons lt clun gt Set debug console clun CLUN of debug console MEN Mikro Elektronik GmbH 45 21MENM 00 E4 2012 03 21 Device and Driver Management 5 Device and Driver Management MENMON BIOS is responsible to keep track of all available drivers and devices In addition the entire disk support is done in MENMON BIOS This chapter provides a detailed look into how MENMON manages devices and boots operating systems see Chapter 8 Operating System and Program Execution on page 76 5 1 BIOS Tables 5 1 1 Controller Logical Unit Numbers MENMON supports several device tables At the lowest level there is the controller device an instantiation of a controller driver For example an IDE controller is a controller device Each controller device is assigned a Controller Logical Unit Number CLUN to refer to the controller device The controller device table is built only at start up of the CPU The following controller classes are maintained by MENMON BIOS SCSI controllers IDE controllers USB controllers FDC floppy disk controllers Ethernet controllers PCMCIA con
15. 10 1 2 1 Operating System Program Calling for ELF RAW PReP User level registers are set as follows on all PPC architectures R1 is set to the top of runaway stack 512 bytes R3 is set to 0 R4 is set to the image loading address Not the relocation address R5 R8 R7 are cleared R31 are undefined 10 1 2 2 Operating System Program Calling for PPCBOOT When MENMON calls the Linux kernel inside a PPCBOOT image the registers of the CPU are in the following state RI R3 R4 R5 R6 R7 R8 Normal MENMON stack Points to an array of boot info records Start of initial RAMdisk 0 if none End of initial RAMdisk 1 Start of kernel command line End of kernel command line 1 R31 are undefined Note that the usage of R3 does not conform to the originial uboot boot monitor uboot passes the address of a board info structure in R3 MENMON uses boot info records to be more flexible MEN Mikro Elektronik GmbH 99 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 2 Special Processor Support 10 2 1 82XX Processors 10 2 1 1 Degraded Mode In Degraded Mode 82XX MENMONS use the 16 KB L1 data cache as data memory The entire L1 data cache is allocated and locked for this purpose MENMON instructions are executed from boot Flash This is the initial start up mode and the Degraded Mode if MENMON detects that DRAM is not working Table 24 Address map for 82XX processors in Degraded Mode
16. Arrow down down one item Arrow up up one item On touch panels the user can also directly hit the positions at which the menu items are printed 4 1 1 2 String Dialogs Examples Basic Setup gt Hostname of this Machine ENTER take over value leave dialog ESC leave dialog discard changes Arrow right cursor right Arrow left cursor left Backspace cursor left delete previous character MEN Mikro Elektronik GmbH 21 21MENM 00 E4 2012 03 21 Using MENMON 4 1 1 3 Multiple Choice Dialogs Examples Basic Setup gt Boot Sequence ENTER save changes leave dialog ESC undo changes leave dialog TAB Arrow right change active cell to right Arrow left change active cell to left Arrow down select previous choice in cell Arrow up select next choice in cell 4 1 1 4 Real time clock Dialog Examples Basic Setup Real time clock ENTER ESC leave dialog TAB Arrow right change active cell to right e g YY to MM Arrow left change active cell to left e g MM to YY Arrow down decrement value of current cell Arrow up increment value of current cell 0 9 Directly enter cell s value MEN Mikro Elektronik GmbH 22 21MENM 00 E4 2012 03 21 4 1 2 Main Menu Using MENMON The Main Menu branches to the submenus described below Some of them are password protected by the simple password 42 Table 5 Main Menu submenus and password protection
17. FTP Boot from network NBOOT STATIC FTP Ether Boot from network NBOOT TFTP Boot from a specific disk Specific disks are determined automatically You can select any named MENMON BIOS disk device DLUN CLUN combination that is known at the time the Setup menu was called Note Some newer MENMON portations support read access to a USB memory stick as a disk device which can then also be booted from The selected sequence is stored in system parameter mmstartup as a string of MENMON commands For example if the user selects Int CF Ether None the mmstartup string will be set to DBOOT 0 NBOOT TFTP See also Chapter 3 5 Start up String on page 19 For more information about boot methods see Chapter 8 Operating System and Program Execution on page 76 and Chapter 6 2 Network Boot on page 65 MEN Mikro Elektronik GmbH 25 21MENM 00 E4 2012 03 21 Using MENMON 4 1 3 2 Basic Setup Real time clock Here you can adjust the date time of the real time clock of the CPU board Any changes made here immediately take effect There is no way to undo the changes 4 1 3 3 Basic Setup IP Address of this Machine Used to modify the IP address used for the Ethernet interface that MENMON will use for networking This setting is stored in system parameter netaddr The operating system can use this parameter to configure the Ethernet interface accordingly The parameter can be left blank displayed as unset if the IP addr
18. If no address is given the command uses the most recently used address If val is specified the value s are written to memory without user interaction D lt addr gt lt cnt gt Dump memory addr Memory address to dump cnt Number of bytes to dump Dump memory in hex ASCII If no address is given the command uses the most recently used address If no cnt is given the command dumps 256 bytes Command can be repeated by simply pressing lt CR gt on command line Dump continues on the next address MEN Mikro Elektronik GmbH 38 21MENM 00 E4 2012 03 21 MT lt opts gt lt start gt lt end gt lt runs gt opts B W L F P V start end num Destructive memory test Using MENMON Memory test 8 bit access 16 bit access 32 bit access default 32 bit access use special pattern that flips every 64 bits Run next test with linear test pattern default ran dom Don t write to RAM just verify Start address to test memory End address 1 Number of test cycles default endless Test specified RAM starting at start to lt end gt 1 with the specified access modes Examples MT 100000 200000 MIBL 100000 200000 MIBPWL 100000 200000 Fl from to val from to val MC lt addr1 gt addr2 cnt addr1 addr2 cnt MO from to cnt from to cnt MS from to val from to val MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 32 bit
19. If no graphics screen is connected the boot logo screen will not appear If there is an input device the graphics screen then shows a Setup button as long as the internal self test is running Figure 2 Boot logo screen MENMON displays the booting state at the bottom right edge of the screen The text displayed in this area shows the current main state Selftest Auto update check Booting MEN Mikro Elektronik GmbH 17 21MENM 00 E4 2012 03 21 MENMON Start up Example EM4 e 2 MENMON CPU Board Serial Number HW Revision Carrier Board 3 2 Entering the Setup Menu Command Line During normal boot you can abort the booting process in different ways during the self test depending on your console With a touch panel press the Setup button to enter the Setup Menu With a text console press the s key to enter the Setup Menu With a text console press ESC to enter the command line By default the self test is not left until 3 seconds have elapsed measured from the beginning of the self test even if the actual test has finished earlier to give the user a chance to abort booting and enter the Setup Menu See Chapter 4 1 2 Main Menu on page 23 The wait time can be modified using system parameter stwait For details on system parameters see Chapter 9 System Parameters on page 86 3 3 Start of Networking Networking and therefore Telnet and HTTP server are started
20. MEN Mikro Elektronik GmbH 7 21MENM 00 E4 2012 03 21 Contents 10 MENMON on PowerPC Platforms eee 98 1O A Cache COnlfol 5 ds euo Ce 09 60 RH DSS ne UR epe DH 98 10 1 1 Cache Control Commands 1 mmn 98 10 1 2 Common CPU State for Operating System Program Callin use ep PPP PTUS thse 98 10 2 Special Processor Suppott o enm emen 100 10 2 182XX PIOGOSSODSS ora od OPE ESO Y P DESEE CS 100 10 2 2 SIXX Proceso Laudis t tuyo vaa qute v er e p es 102 10 23 S200 Processi ene eode aE e cete npa pledm exe qeu 103 10 3 Debugger 5 o22 detains cip oed E E eb pics qe seg dco ated sc 104 10 3 1 Debugger Features 24s Re a 104 10 3 2 Register File ode orien od Dado vu miner gn e s 104 10 3 3 GO Command ise err e hee RR 105 10 3 4 Single Step Command 00 0 cece ee ee eee 105 103 5 Break POlflls 3 adire tana ag doe ea qoare edges 106 10 3 6 Line by Line Assembler 0 000000 005 106 TO dT PPCBue System Calls cesserit CIS ob RE RHOD RR Od 107 10 4 1 Invoking System Calls 0 0 0 eee eee eee ee 107 104 2 System Call BRD ID 4h vede ePi pb ades 108 10 4 3 System Call OUT CHR 3 os5 c 4049 Hong dae RR 109 10 4 4 System Call IN CHR 253 9e ns 109 10 4 5 System Call IN STAT usesleseeeeeeee eee 109 T0 4 6 System Call RTC RD suus e Rt Rete ees 110 10 4 7 System Call DBK RD isses eR DR ERCRERG 111 10 4 8 System Call RETURN ssseeseleeens 11
21. half duplex 10FD Use fixed parameters 10 Mbits s speed full duplex 100HD Use fixed parameters 100 Mbits s speed half duplex 100FD Use fixed parameters 100 Mbits s speed full duplex 1000 Use fixed parameters 1 Gbit s speed This setting is stored in system parameter nspeedX which is stored in the serial EEPROM connected to the Ethernet interface or as a persistent parameter inside the CPU non volatile storage 4 1 3 10 Expert Setup Name of bootfile Allows to edit the default boot file name system parameter bf The maximum size of the string is 79 bytes 4 1 3 11 Expert Setup Linux kernel parameters Allows to edit the Linux kernel parameter string system parameter kerpar The maximum size of the string is 399 bytes This size may be smaller depending on the MENMON implementation MEN Mikro Elektronik GmbH 27 21MENM 00 E4 2012 03 21 Using MENMON 4 1 4 Hardware Info This screen shows all important information about the hardware as well as the firmware revision similar to the following screen The information shown is board specific but shall look similar to the following screen Hardware Information CPU board Production data EMO4NO02 Rev 01 07 00 Serial 11856 CPU cloexss 256 128 Wiz MENMON MENMON for MEN EMO4 N 3 2 May 11 2005 12 38 05 FPGA code in flash EMO4nAD66 2A1 fallback FPGA code none SO DIMM 64 MB 222 Internal CompactFlash 61 3 MB 125184 total sectors TOSHIBA THNCFO64M
22. lt CTRL gt lt X gt Delete current line lt CTRL gt lt A gt Reprint last line lt CTRL gt lt M gt lt CR gt Finish line through carriage return lt CTRL gt lt P gt Arrow up Go to previous line in history lt CTRL gt lt N gt Arrow down Go to next line in history lt CTRL gt lt B gt Arrow left Cursor left lt CTRL gt lt F gt Arrow right Cursor right lt CTRL gt lt L gt List history All other control characters smaller than 0x20 are ignored On the output side line editing is implemented only by using the characters space 0x20 and backspace 0x08 so line editing will work even on dumb terminals The maximum size of each line is 400 characters The number of commands kept in the history buffer is 10 Note Arrow up down left right work only on VT100 compatible terminals or ter minal emulations 4 2 4 3 Help on Commands Command HELP or simply H prints help for each command H Print short help on all commands HELP H cmd Print detailed help on specific command HELP cmd cmd Command name MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Using MENMON 4 2 2 Memory Commands C lt opts gt lt addr gt lt val gt Change memory opts B W L LL Specifies byte word long longlong access A Change ASCII byte X Byte swap value N Don t read memory write only Optional increment after access addr Memory address to change val Optional values Interactively examine change memory
23. lt dev gt lt bus gt lt func gt Example MenMon gt PCI Single Func ADDR dev bus func D 1D tion Dev VALUE 0x00 0x02 0x04 0x06 0x08 0x09 0x0a 0x0b 0x0c 0x0d 0x0e Ox0F 0x10 0x14 0x18 0x1c 0x20 0x24 0x28 0x2c 0x2e 0x30 0x34 MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 0x1172 0x5104 0x0002 0x0400 0x01 0x00 0x80 0x06 0x00 0x00 0x00 0x00 0x90000000 0x80000008 0x80800008 0x00000000 0x00000000 0x00000000 0x00000000 Oxf f00 Oxf f00 0x00000000 0x00 Dumps the PCI config header of the specified device Print device special registers Device number Bus number Function number DESCRIPTION Vendor ID Device ID PCI command PCI status Revision ID Standard Programming Interface Subclass code Class code Cache line size Latency timer Header type BIST control Base Address Register Base Address Register Base Address Register Base Address Register Base Address Register Base Address Register Cardbus CIS Pointer Subsystem Vendor ID Subsystem ID Expansion ROM Base Address Capability Pointer O1 C9 P9 r2 C PCIC lt dev gt lt addr gt lt bus gt lt func gt dev addr bus func PCIR Example MenMon gt PCIR ri busNo devNo funcNo 1 0 Resources DEV ID Device and Driver Management PCI config register change Allows to interactively modify any register in the config header of the
24. refuses to relocate that image and issues an error message to the console except when the load addresses and relocation addresses are identical Only the virtual p_vaddr address entries in the ELF program headers are used and treated as physical addresses physical p_paddr addresses of the header are ignored See Chapter 10 MENMON on PowerPC Platforms on page 98 for calling conventions MEN Mikro Elektronik GmbH 83 21MENM 00 E4 2012 03 21 Operating System and Program Execution 8 3 4 PPCBOOT UBOOT Images MENMON additionally supports PPCBOOT compatible boot images which are often used to boot Linux This format is identical to UBOOT PPCBOOT UBOOT images can be generated using the mkimage tool PPCBOOT images have a CRC and can be compressed Although PPCBOOT images are typically used to boot Linux they can be used for other operating systems as well e g to compress OS 9 boot MENMON first analyzes and decompresses or moves the loaded image as specified in the PPCBOOT header If it detects that it s not a Linux kernel it analyzes again whether the decompressed image is ELF RAW or PReP format see above If the file to be booted is a Linux kernel then MENMON additionally provides support for an initialized RAMdisk initrd To boot the Linux kernel with an initialized RAMdisk you must create a multifile PPCBOOT image where the first part is the Linux kernel and the second part is the initrd image MENMON will
25. Autoconfig netaddr IP address Yes set to YIADDR of BOOTP reply netsm Subnet mask Yes always modified after BOOTP reply Set when BOOTP reply contains RFC1048 tag 1 If no such tag apply automatic sub net mask netgw IP address of default gateway Maybe when BOOTP reply con tains RFC1048 tag 3 nethost Host IP address Yes set to SIADDR of BOOTP reply bf Boot file path name Maybe if FILE in reply is not an empty string These parameters remain volatile until one of the parameters is explicitly saved through an EE xxx command The network stack will immediately use the new parameters MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Networking Functions 6 2 Network Boot Network boot is done through MENMON s NBOOT command You can find details on booting over network in Chapter 8 1 2 Network Boot using NBOOT on page 78 6 3 Obtaining the IP Configuration via BOOTP The BOOTP command performs the first step of the NBOOT command BOOTP lt opts gt TEST Obtain IP configuration via BOOTP opts See NBOOT command TEST Don t update network configuration after reply This first step can be skipped by passing the optional parameter TFTP to the NBOOT command See also Chapter 8 1 2 Network Boot using NBOOT on page 78 6 4 Network Load amp Program Command The NDL command performs a similar job as SERDL but loads the image file from a TFTP ser
26. EC IPS EPI IEEE ws 67 663 FUP CHENG i dh o Rem es HRS EMPIRE Ee 67 60 4 ARP Subsystems o epe p eE A HRPRE IPIE 68 6 7 Built In SeEvets 242a Quee daca to Sox ed rri e n d t CR a cdd 69 OF Telnet SetVeto soo oos eom eereyRIEb ehe RIP SEP Eds 69 Q2 JIDUTPOSEIVeLlaiosse r 9650 0309 QOROL cate ens Shake 69 67 3 ICMP Server iios RU de ncaa PUER E REY Ra 70 MEN Mikro Elektronik GmbH 6 21MENM 00 E4 2012 03 21 Contents 6 8 Network Interface NETIF Subsystem 00005 eal 6 5 NETIFDEVICES eere EHE er nee SH NISI MU Ss 71 68 2 Speed Setup During BOOL 4253222 9 xd eren ure d dcus 71 6 8 3 Diagnostic Command for Ethernet PHY 71 6 8 4 SROM Programming of On board Ethernet Devices 71 6 85 Attachment of New Network Interface 72 6 8 6 Link State MOonitoflBg sese oer e e tates torii I2 6 8 7 Network Interface Shutdown 0 0 12 7 Diagnostic Functions eee o un e he oe dene ee VUE E E 73 7 1 Diagnostic Tests from Command Line 0004 74 7 2 Power On Self Test POST 2 met ente ERES RE aae de T5 7 2 Test oas 5o ideo EEr EAE RP HEEL E QE 75 7 4 Diagnostic Test Status for Operating System 75 8 Operating System and Program Execution eeeeese 76 8 1 Boot Methods 5 25232 EE De EO Pp be Aq bores 76 1 1 Disk Boctusine DBOQOT 324 049 1 aotem aria 76 8 1 2 Network Boot using NBOOT 0 78
27. Header configuration for standard PCI functions non bridges Set BAR 0 5 to either I O memory space or prefetchable memory space Set COMMAND register according to the enabled BARs Try to enable bus mas tering bit Set PCI INT LINE register automatically see below Set CACHE LINE SIZE LATENCY timer to fixed implementation specific values Header configuration for PCI to PCI bridges e Set BAR 0 1 INT LINE CACHE LINE SIZE LATENCY TIMER as for a standard device Set PRIMARY SECONDARY and SUBORDINARY bus number according to the hierarchy found Set bridge filters for I O and memory mapped I O according to devices found on secondary side Set bridge filter for PF memory space if implementation and all bridges to the prefetched device allow this Set SECONDARY LATENCY timer to fixed implementation specific values Set BRIDGE CONTROL VGA enable if a VGA device found behind bridge and this was the first VGA device found MEN Mikro Elektronik GmbH 56 21MENM 00 E4 2012 03 21 Device and Driver Management 5 4 2 PCI Commands MENMON provides the following PCI commands for the command line interface PCI Example MenMon gt PCI busNo devNo PCI probe Lists PCI devices on bus 0 255 Scans the entire PCI hierarchy for devices Every device found is displayed funcNo DEV ID VEN ID Ox Ox Ox 0 Oxla Ox Mxilel Ox 0 Ox0006 0x1057 Ox 0 Ox1209 0x8086 Ox 0 Ox5104 0x1172 PCID
28. KERPAR switch is present no command line will be passed to the Linux kernel and the Linux kernel will use the command line specified during kernel compilation 8 3 7 MENMON Images For MENMON images the entry point is stored in the MENMON header 8 3 8 Used Image Formats for Operating Systems Table 17 Used image formats for operating systems Operating System Used Image Format Linux PPCBOOT OS 9 RAW fixed load address QNX RAW or ELF VxWorks ELF MEN Mikro Elektronik GmbH 85 21MENM 00 E4 2012 03 21 System Parameters 9 System Parameters MENMON uses a number of parameters to control boot up behavior and to set up its devices and boot methods All parameters are stored in non volatile storage NVS e g I2C EEPROM boot Flash In general when new parameters are added designers will keep the layout of NVS intact i e old content must still be recognized The new MENMON 2nd Edition release is also backward compatible with older MENMON versions This is also important when the primary and secondary MENMON have different versions 9 1 Storage of Parameters Most or even all parameters are usually stored in the PC EEPROM on the CPU board Some data sections requiring huge amount of space can be stored in a part of the boot Flash Typically the following parameters are stored in boot Flash Linux kernel parameters space for 399 chars MENMON start up string space for 511 char
29. SRESET line PowerPC only hrst Board was reset due to activation of HRESET line PowerPC only MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Pe re en ee System Parameters 9 7 Console Interface EE Commands The following commands to modify persistent parameters exist on all MENMON implementations For a list of parameter names see Table 18 Standard system parameters autodetected parameters on page 91 Basic EE Commands EE Show most important parameters EE ALL Show all parameters EE lt param gt Show a parameter with help current value and default value EE lt param gt Clear the parameter value EE lt param gt value Modify a parameter The interpretation of value is parameter specific EE HELP lt param gt Show parameter help If the parameter is missing show help on all parameters Production Parameter Modification Dump Commands EE PROD passwd Modify a production parameter for CPU board param value EE X PROD Modify a production parameter for carrier board passwd param value X X is an identifier for the carrier board For ESM carrier boards X is always c passwd Special word to authorize the user param param is one of the following Parameters Corresponding to EE System Description PROD Parameter name brd Board name mod brdmod Board model mm rev brdrev Board revision xx yy zz ser sernbr Board serial number pd prodat Board production date MM DD
30. The uploaded file must have a special extension to tell MENMON at which address to program the file The following table shows the standard locations Table 10 Standard locations for serial downloads File Name Password Extension Typical File Name for SERDL Location SMM MENMON EMO4 SMM MENMON Secondary MENMON FPO EM04N11ICO02A0 FPO FPGAO FPGAO code FP1 EMO4NT111COO2AO FP1 FPGA1 FPGA1 code backup FXxx MYFILE F000 Starting at sector xxx in boot Flash Exx MYFILE EO0 Starting at byte xx in EEPROM Cxx DSKIMG COO DISK Starting at sector xx in first disk Bxx DSKIMG B00 DISK Starting at sector xx in second disk For compatibility further board specific extensions can be defined e The file is first stored completely into RAM before Flash programming begins After programming Flash contents are verified against the contents in RAM If it fails an error message will be displayed e During the command MenMon SERDL DISK the DSKIMG CO0O will be flashed in RAW mode starting at sector xx in first disk This command over writes MBR including table of partitions information as well MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Using MENMON 4 2 3 2 Update from Network using NDL You can use the network download command NDL to download the update files from a TFTP server in network The file name extensions locations and passwords are the same as for the SERDL com
31. Using MENMON 4 2 3 5 Erasing Flash Sectors MENMON provides a command to erase Flash sectors Normally you should not need this command If you do however you should use it with great care ERASE lt D gt lt O gt lt S gt Erase Flash sectors D Device code e g F Flash Note Supported codes depend on implementation O Start offset within device in bytes S Number of bytes to erase The primary and secondary MENMON cannot be erased MEN Mikro Elektronik GmbH 42 21MENM 00 E4 2012 03 21 4 2 4 RTC RTC SET YY MM DD hh mm ss MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Using MENMON Get Set the RTC Time The RTC command shows the current time of the real time clock or sets the time with the specified values MENMON supports only one instance of an RTC YY MM DD hh mm ss Display current time Set time Year decimal two digits Month Day Hours Minutes Seconds Using MENMON Example MenM Crue on gt I D 4 2 5 Show Board CPU Information The J command dumps all important information to the console In contrast with the screen menu hardware information screen this information is intended to be used by developers I D List board CPU information D Show detailed information Information will typically include CPU type clocks revision mask Address maps i e CPU view and PCI view PCI information PVR 80811014 PCI Rev 0x14 Cloe PCI MEM DEC
32. file from the server via the RETR command Data connection PASV mode is not supported MEN Mikro Elektronik GmbH 67 21MENM 00 E4 2012 03 21 Networking Functions 6 6 4 ARP Subsystem The ARP Address Resolution protocol subsystem translates IP addresses into Ethernet MAC addresses It is actually both a client and a server Whenever networking is active incoming ARP requests for the local IP address are answered ARP requests are sent whenever MENMON needs to communicate to a host whose IP address is currently unknown When an ARP reply is received the IP MAC address tuple is put into an ARP cache This cache can hold 16 entries ARP requests are retried 40 times after waiting for 250ms for each reply i e ARP look up will time out after 10 seconds MEN Mikro Elektronik GmbH 66 21MENM 00 E4 2012 03 21 Networking Functions 6 7 Built In Servers The network server starts as described in Chapter 3 3 Start of Networking on page 18 Before actually starting servers MENMON checks whether the daemons are enabled using system parameters tdp and hdp If any of the servers is enabled the network interface is attached and optionally IP autoconfiguration is performed see Chapter 6 1 3 Automatic Configuration on page 63 6 7 1 Telnet Server The MENMON Telnet server provides an additional MENMON text console It appears as an additional console in the MENMON BIOS controller device table Only one Telnet client at a t
33. int8 pd resvd 1 u intl16 pd prodat Jes PPOUMUCLION Glue 79 u_int16 pd_repdat ase repair dace u_int8 pd_resvd2 4 EEPROD2 Definition of EEPROD2 production repair date fields Stored in big endian format Bits 15 9 7 bits contain the year since 1990 in binary format This allows a range from 1990 2117 Bits 8 5 4 bits contain the month in binary format 1 12 Bits 4 0 5 bits contain the day of month in binary format 1 31 If the field is OXFFFF it means that the field has not been programmed MEN Mikro Elektronik GmbH 88 21MENM 00 E4 2012 03 21 System Parameters 9 4 ESM Carrier Board Parameters ESM carrier board EEPROMs have an I2C EEPROM to allow automatic detection of the boards ESM carrier board EEPROMs always begin with EEPROD format not EEPROD2 MENMON for ESM CPUs autodetect any carrier board following that standard but will also work when no carrier board EEPROM is available the carrier board specific parameters will not exist in this case If one of ESM carriers AD65 AD66 ECI N or EC4 is detected MENMON also supports the c tcal parameter that stores calibration data for a touch screen 9 5 MENMON Parameter String VxWorks Bootline MENMON maintains two strings to pass data to the operating system or client program the MENMON parameter string and the VxWorks bootline On PowerPC these strings have fixed physical addresses 9 5 1 MENMON Parameter String Forma
34. need to press the refresh reload button of your web browser to refresh the display HTTP daemon MenMon gt D 00000005 00000015 00000025 00000035 00000045 00000055 00000065 00000075 00000085 00000095 00000025 000000b5 000000c5 000000d5 000000e5 000000f5 MenMon gt submit 6 7 3 E 5 Mafe rra f3ba SINTE eaff LiTE 6bff SOFT eii GE IFTE E fabf ICMP Server 5fffb 7fffd FOfff InPAPRPRE 7eefe FOO F700 FOO FO4 FOO F600 FOO Fe00 F00 Fc00 FOO Fb08 FOO F20 FOO fd34 UT f6f fS FOP PF fef f f PAP c E PIT c feff f PAP c C ring C ed FALE C fef tf ed rari C Feli t FII E E Pirie a E FII E fdf7f Pirie fdf fef Ff7 Fff Fff rit Fff Fff HET Fr rit Fff rit fef started on port 80 5bc e f3fed PIG ONE ebbc 1lfffa b3ff 5fde9 e2ff bdfff TOW ddf7e ebff 9def5 TETTE dcffb T SWPERF OO TEELE cse Go oOo olLObo coco SOZ eZ TEE Pete co S705 o d FBO EFOTT ORON S oot POAO FRPP Wonaocs wk lt FOS FRAT oooaonones Vines OOO TFT S Waectadatocot PAG APPT O06 6060 i POA TI YET S8 gt ols ols Sil s FOO FRPTIT oO oos ca LUN NUS FOO RET iol oe Bec SOS Db d FOS TRETPIHIFIFIET ooQecacs lwo FOOO PERITO Koto to otKo ocon FOO Grrr lessoscecsc Omron FOO CHP TE Coo ooo Vie FOO TATE T oem We D acm HO PRT Z2 OS aoaco As long as networking is active MENMON replies to
35. not responsible for the results of any actions taken on the basis of information in the publication nor for any error in or omission from the publication and 2 MEN is not engaged in rendering technical or other advice or services MEN expressly disclaims all and any liability and responsibility to any person whether a reader of the publication or not in respect of anything and of the consequences of anything done or omitted to be done by any such person in reliance whether wholly or partially on the whole or any part of the contents of the publication Conditions for Use Field of Application The correct function of MEN products in mission critical and life critical applications is limited to the environmental specification given for each product in the technical user manual The correct function of MEN products under extended environmental conditions is limited to the individual requirement specification and subsequent validation documents for each product for the applicable use case and has to be agreed upon in writing by MEN and the customer Should the customer purchase or use MEN products for any unintended or unauthorized application the customer shall indemnify and hold MEN and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim or personal injury or death associated with such unintend
36. or Telnet console One console can be used as a graphics console to display the boot logo or serve as a touch console This must be a full graphics console It is even possible to run MENMON without any console Every MENMON implementation includes a different range of console interface drivers to support different UARTS graphics devices and input devices or a touch panel for instance MEN Mikro Elektronik GmbH 10 21MENM 00 E4 2012 03 21 Consoles 2 2 Selecting Consoles Each console device is assigned a unique CLUN Controller Logical Unit Number during MENMON start up You always need to specify CLUN numbers when selecting consoles You can select the active consoles by means of system parameters conO conN N is board specific but typically 3 N must be between 1 and 9 In MENMON the value of parameter conX can be set through an EE command e g MenMon gt EE CONO 49 Changes to the console configuration have no effect until MENMON is restarted For details on system parameters see Chapter 9 System Parameters on page 86 Network consoles Telnet and HTTP monitor page are handled differently and do not need to be activated by conX parameters They are active consoles whenever the corresponding server is started Table 1 System parameters for console selection Parameter alias Description Default User Access conO conN CLUN of console O n Port specific Read write CLUN 0x00 disable CLUN 0xF F Autose
37. partition 1 4 If not specified try all partitions File name to boot Must be in root directory of DOS partition If not specified file name from EEPROM EE BOOTFILE is used File name is not required to boot from type 0x41 PReP partition Load address for load image ELF files will be loaded at this address and relocated then other file formats will be executed at this load address If not specified use default Offset of execution entry point relative to load address Ignored for ELF files If not specified defaults to 0 1 Stop after loading the file from disk 2 Stop immediately before starting image Parameters to add to kernel command line only used when booting PPCBOOT image By using CLUN and DLUN arguments and option PART DBOOT can look only on the specified drive or partition DBOOT 2 1 PART 2 Selects CLUN 2 DLUN 1 and the 3rd partition on the disk MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Operating System and Program Execution 8 1 1 1 Default DBOOT Algorithm The DBOOT command tries to find a bootable partition or file on any disk If no parameters are specified DBOOT will search for devices behind each known CLUN On each disk found it will check if there is a partition table on it and checks with each partition if it is bootable or not Any PReP partition found is assumed to be bootable For DOS partitions DBOOT searches if the DOS file system contains the specified file
38. test random pattern 0x100000 0x1FFFFFF 8 then 32 bit test random pattern 0x100000 0x1FFFFFF 8 bit random 16 bit linear 32 bit random Fill memory byte Start address End address Byte value to fill memory Compare memory Address of first memory block Address of second memory block Number of bytes to compare Move copy memory Source address Destination address Number of bytes to copy Search pattern in memory Start address End address Long pattern to find in memory Using MENMON 4 2 3 MENMON and FPGA code can be updated by uploading files over a serial line or a Telnet console Program Update Features These methods require a remote computer e g notebook connected to the target s UART or LAN interface running a terminal emulation e g HyperTerminal or Minicom HyperTerminal supports sending of files even through Telnet connection Minicom does not support this Linux users have to run the sz program Note Use this option with care If the file format or size of the image file is incor rect the system may no longer work 4 2 3 1 To initiate an upload you have to enter Update via Serial Interface using SERDL MenMon gt SERDL passwd on the MENMON prompt The terminal emulation program must be advised to start upload via Ymodem protocol and send the required file For some destination areas a password is required to avoid unintended damage of the area see table below
39. uses the hardwired defaults 2 5 Operation without a Console It is possible to work without any active console if all conX parameters are set to 0 In this case communication is still possible over network if network servers haven t been disabled The TFT touch console can also be used only to display the boot logo 2 6 Console Related Commands CONS Show active consoles CONS ACT lt clun1 gt lt clun2 gt Test console configuration CONS GX lt clun gt Test graphics console MEN Mikro Elektronik GmbH 12 21MENM 00 E4 2012 03 21 Consoles 2 7 Example Console Configurations 2 7 1 Example for EM4 On EM4 the following console CLUNs are available 0x08 COM1 0x09 COM2 0x0A TFT Touch 0x40 Telnet 0x41 HTTP monpage 0x COM3 0x COMA Scenario 1 Default case Virgin EEPROM or abort pin set The EM4 MENMON would use these consoles if you had not specified something different EM4 supports four consoles conO debug console 0x08 COMI conl 0x0A TFT Touch con2 0x00 disabled con3 0x00 disabled Implicitly active 0x40 Telnet Implicitly active 0x41 HTTP monpage gcon 0x0A TFT Touch Scenario 2 User has disabled all consoles conO 0x00 disabled conl 0x00 disabled con2 0x00 disabled con3 0x00 disabled Implicitly active 0x40 Telnet Implicitly active 0x41 HTTP monpage gcon 0x0A TFT Touch Scenario 3 Miscon
40. 0 No Read write vmode Vesa Video Mode for grafics console hex see Chapter 2 9 Selecting the Video Mode on page 15 0x0101 No Read write wat Time after which watchdog timer shall reset the system after MENMON has passed control to operating system decimal in 1 10 s If 0 MENMON disables the watchdog timer before starting the operating sys tem 0 disabled No Read write MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Table 21 Standard system parameters VxWorks bootline parameters System Parameters all boards that have a touch controller rice Description Standard Default ENT eee bf bootfile Boot file name 127 chars max Empty string No Read write bootdev VxWorks boot device name Empty string No Read write e netip IP address subnet mask e g Empty string No Read write 192 1 1 28 ffffffOO g netgw IP address of default gateway Empty string No Read write h nethost Host IP address used when booting Empty string No Read write over NBOOT TFTP hostname VxWorks name of boot host Empty string No Read write netaddr Access the IP address part of netip No Read write parameter netsm Access the subnet mask part of netip No Read write parameter procnum VxWorks processor number decimal O No Read write S VxWorks start up script Empty string No Read write tn netname Host na
41. 2 11 MENMON Command Reference 0c eee ee eee e cence 113 MEN Mikro Elektronik GmbH 8 21MENM 00 E4 2012 03 21 General 1 General 1 1 Introduction MENMON is the CPU board firmware that is invoked when the system is powered on The basic tasks of MENMON are Initialize the CPU and its peripherals Load the FPGA code if applicable PCI auto configuration Perform self test Provide debug diagnostic features on MENMON command line Interaction with the user via touch panel TFT display if supported by FPGA Boot operating system Update firmware or operating system 1 2 Primary and Secondary MENMON There are two copies of MENMON in boot Flash Primary MENMON e Secondary MENMON The main reason why two MENMONS are present is that the secondary MENMON can be updated by the user by several methods see Chapter 4 1 6 Program Update Menu on page 32 and Chapter 4 2 3 Program Update Features on page 40 If the update fails the primary MENMON is still intact and can be used to download the secondary MENMON again Primary MENMON is invoked at system reset After a minimum of initialization it checks if a valid secondary MENMON is present If the primary MENMON detects the board s abort pin being asserted it does not check for secondary MENMON If a valid secondary MENMON is found control is immediately passed to it secondary MENMON will perform all further initialization and boot up Secondary
42. 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 MENMON on PowerPC Platforms This chapter describes special features available only on PowerPC platforms 10 1 Cache Control By default instruction cache is on and data cache is off while MENMON is executed However MENMON 2nd Edition is also designed to run with enabled data cache Some internal operations temporarily enable data caching ECC memory fill Diagnostic Test Extended RAM Test BitBlit operations in some frame buffer graphic drivers Degraded Mode with data cache locking 10 1 1 Cache Control Commands Command line interface commands to manipulate cache state DCACHE OFFJON Enable or disable data cache ICACHE OFF ON Enable or disable instruction cache 10 1 2 Common CPU State for Operating System Program Calling Regardless of the type of image the CPU will be in the following state On 603e CPUs nterrupts are disabled MSR EE is cleared CPU is in Big Endian Mode MMU is enabled BATs are set up Instruction cache is enabled Data cache disabled or enabled if DCACHE ON has been called On 85xx CPUs Interrupts are disabled MSR EE is cleared CPU is in Big Endian Mode e TLBI entries and LAWBARs initialized nstruction cache is enabled Data cache disabled or enabled if DCACHE ON has been called 2 cache is enabled MEN Mikro Elektronik GmbH 96 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms
43. 4 242 che n Mee sede aes bea Obs dead QUEE Rd 10 2 2 Selecting Consoles isses pec er uae eae herbe e bred 11 2 3 Testing the Console Configuration ssr cri seem ee 12 2 4 Use of Abort Pin for Default Console 000 12 2 2 Operation without a Console 224 pLep v x urti epit EE EY 12 2 6 Console Related Commands 0 0 ce eee eee eee 12 2 Example Console Configurations 2 062 602 0058 mr pee 13 2 Ll BxamplelorEBENG4 cias ei totae eva odes 13 2 L2 Bxample Ior A12 i is herbe dere REY 14 2 8 Selecting the Baud Rate css cca seem 00s 205 PEU ROI aut 15 2 9 Selecting the Video Mode css ee rr e 15 210 TFT Touch Panel Screen soin niiret PP ve PT P IESUS 16 3 MENMON Start Up ee errem hem rmm eR heh sete woes eee 17 3 1 JPower up Screen s 23d dq eo dre dor Ose Plor baw neous SUR HR RR 17 3 2 Entering the Setup Menu Command Line 18 3 3 Start of NetwOrkilg 2 292 eph UR Reb REPE TR TRES 18 3 4 MENMON Start up Screen cece cee eee ewes eee hr ie 18 3 9 Staup SN ico 20 9 eb IINE DRUSI E 049 QR UNO pub did och dt 19 3 6 Probl ms during Start Up osea sehe praod bore ond dha 19 347 Special Start up Opuons 45i ioudios ke Rh CRI RD RR OR 20 3 1 1 Degraded Start ups scis Rn 20 IR FPGA Loading scd ooi tines pie Re T Pierius 20 3 5 Changing the Boot LOGO 22 eon meet hm eben eds 20 4 Using MENMON 6 3366 66 ERR ERR ARR UD RE RES RR RE
44. 71 SVEG PRE IET 304987 VXWORKS ST 1847415 MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 31664 kB 0 kB 0 kB 0 kB Files on part 1 of CLUN 0x01 DLUN 0x00 167023 IDE TOSHIBA 5 2 4 Device and Driver Management Reading from Writing to RAW Disks MENMON provides commands to read from and write to RAW disks DSKRD lt clun gt lt dlun gt lt Isn gt lt blks gt lt buf gt clun n dlunzn Isnzn blkszn buf addr DSKWR lt clun gt lt dlun gt lt Isn gt lt blks gt lt buf gt MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 clunzn dlunzn Isnzn blkszn buf addr Read blocks from RAW disk Controller logical unit number see O command for list of CLUNs Chapter 5 1 3 Display MENMON BIOS Tables on page 47 Device logical unit number see O command for list of DLUNs Chapter 5 1 3 Display MENMON BIOS Tables on page 47 Logical block number of first block to read Number of blocks to read Destination address If not specified use download area Write blocks to RAW disk Caution This command may destroy your disk contents Controller logical unit number see O command for list of CLUNs Chapter 5 1 3 Display MENMON BIOS Tables on page 47 Device logical unit number see O command for list of DLUNs Chapter 5 1 3 Display MENMON BIOS Tables on page 47 Logical block number of first block to write Number of blocks to write Destination address If not specified u
45. 8 1 3 Boot from an Existing Image using BO 80 8 2 Special Boot Options 5 cesa cea rr he 81 8 21 Boot Command HALF Option 3 5 0 0 RI Rr 81 8 2 2 Boot File Load Address LOAD Option 81 5 9 Image Formals 223 3d Ene 9n dE us RAE dados 82 8 3 1 Entry Point for RAW Images START Option 83 5 3 2 Entry Point tor PReP Images scere tret 83 8 3 0 Relocation of ELF Images 21522 ceni ID ERE 83 8 3 4 PPCBOOT UBOOT Images 0 00005 84 8 35 PPCBOOLE Boot Info Records orb rtr RR 84 8 3 00 PPCBOOT Command Line Passing KERPAR Option 85 8 3 7 JMENMON Images 2 2 drm x RR ein gs lees 85 8 3 8 Used Image Formats for Operating Systems 85 9 System Parameters ois oe moo ry RE Ra e SP RR estos mime e a eles mg aoe 86 91 Storage of Parameters dee o d ero RP m Rr oe c 86 9 2 Checksum Protection of Parameter Sections secesie osses tires 87 0 3 Producton Dati etorr debactr e mero eod erben e bees qs 88 9 4 ESM Carrier Board Parameters rne 89 9 5 MENMON Parameter String VxWorks Bootline 89 9 5 1 MENMON Parameter String Format 89 9 5 2 MENMON Parameter String Content 90 953 VxWorks Boolline 529r ore Richie 90 9 0 Standard System Parameters 1s ded ex drea pedo condos 91 9 6 Parameter rststat Reset Cause 0 00000 e eee 95 9 7 Console Interface EE Commands reete DER RR 96
46. Board specific for Yes Read only backward compatibility Setup accord ing to cono cpu CPU type as ASCII string e g Yes Read only MPC8245 cpuclkhz CPU core clock frequency decimal Hz Yes Read only dlun MENMON device unit number that Yes Read only MENMON used as the boot device hexadecimal flash 0 n Flash size decimal kilobytes Yes Read only memO RAM size decimal kilobytes Yes Read only memf1 n Board specific size of additional mem Yes Read only ory SRAM FRAM memclkhz Memory clock frequency decimal Hz Yes Read only mm Info whether primary or secondary Yes Read only MENMON has been used for booting either smm or pmm mmst Status of diagnostic tests as a string Yes Read only see Chapter 7 3 Test Status on page 75 and Chapter 7 4 Diagnostic Test Status for Operating System on page 75 pciclkhz PCI bus clock frequency decimal Hz Yes Read only rststat Reset status code as a string see Yes Read only Chapter 9 6 1 Parameter rststat Reset Cause on page 95 MEN Mikro Elektronik GmbH 91 21MENM 00 E4 2012 03 21 Table 19 Standard system parameters production data System Parameters Parameter PTAR Parameter User alias Description Standard Default String Access brd Board name Yes Read only brdmod Board model mm Yes Read only brdrev Board revision xx yy zz Yes Read only prodat Board production date MM DD YYYY Yes Read o
47. COR SODI SiZ Addr EUM Bina PMM SMM At FPG At FPG coD STA HEA HEA WA e PCT EXCE ks 320000 8 1280000 320000 2560000 MM e 0x0400000 Map B fc000000 ries fff00 8 P TROU tached b AO ffe00 tached b Al ffe80 a 0 0 0 0 E f00 C f80 PO P1 d00 0000 PT EMORY T ROUTING TA gt 9 TB gt 10 ye e d TD gt 12 I A EA e c c m co BRIDGES inary inary 00 00 00 00 0 000 000 000 000 000 000 fa0000 000 000 00080000 00080000 valid MENMON for MEN EMO4 N 3 2 May 11 2005 12 38 05 00080000 valid EMO4nAD66 2A1 00080000 00080000 00010000 00060000 00200000 00004400 ER OF MAPPED PCI BUSSES gt 0 10 START gt fe000100 END nem ALLOC gt fe000100 TART gt 90000000 DS QE LLOC gt 90002000 PrimBus DevNo SecBus MEN Mikro Elektronik GmbH 44 21MENM 00 E4 2012 03 21 Using MENMON 4 2 6 ESM Carrier Board Commands MENMON may provide specific commands for ESM carrier boards Any ESMCB xxx commands implemented are documented in the respective online help Typical commands include ESMCB TEMP for instance This command displays the current carrier board temperature 4 2 7 Set Debug Options For debugging purposes MENMON provides several modes that can be selected through command BIOS_DBG BIOS_DBG lt mask gt net Set MENMON BIOS or network debug level
48. Chameleon table clun CLUN for Chameleon table to be displayed 5 5 2 Support for Loadable Chameleon FPGAs Some MEN boards especially ESMs include an on board FPGA that needs to be loaded by MENMON on start up for example EMI EM3 EM4 EM8 MENMON reads the FPGA code from boot Flash and loads it via on board glue logic into the FPGA Most MENMON implementations support two FPGA images stored at different locations inside the boot Flash One image is the main FPGA image the other the fallback image which is used if loading of the main FPGA image failed The exact loading rules are MENMON will load FPGA code at each power up when FPGA is currently loaded with a different variant that the one in Flash when FPGA is currently loaded with an older revision than the one in Flash when CHAM LOAD is issued in the command line interface If the FPGA has to be reloaded MENMON will load FPGAO first If this fails for any reason MENMON attempts to load a possible backup FPGAx Failure reasons include FPGA code in boot Flash has bad magic word or bad checksum FPGA does not assert CONFIG DONE after loading FPGA cannot be accessed over PCI bus MEN Mikro Elektronik GmbH 59 21MENM 00 E4 2012 03 21 Device and Driver Management 5 5 2 1 Format of Load Images The FPGA code generated by the Altera FPGA development tools must be stored in ttf format and then has to be converted using the tools ttf2bin and fpga add
49. Device CLUN 0x05 DLUN 0x00 USB BULK USB Tyne Partition I Cioyoe Ox01 zsa Booting from CLUN 0x05 DLUN 0x00 USB_BULK USB partition 1 Loading file vxW5 5 emOl st 0x170451 byte to 0x2000000 1473 kB done Starting ELF file MEN Mikro Elektronik GmbH 54 21MENM 00 E4 2012 03 21 Device and Driver Management 5 3 DRAM Memory In general if a board has an SO DIMM bank MENMON reads the SPD EEPROM of the DIMM programs the DRAM controller according to the SPD information and capabili ties of the controller If no SPD is present the SPD has a bad checksum or incompatible content the DIMM bank is disabled or initialized with defaults if possible In general if a board has an on board non removable DRAM bank MENMON automatically detects the size of the bank MEN Mikro Elektronik GmbH 55 21MENM 00 E4 2012 03 21 Device and Driver Management 5 4 PCI Devices 5 4 1 PCI Auto Configuration Each MENMON implementation will scan the PCI bus during start up and set up the PCI configuration header of each device found Features Supports up to 255 PCI PCI bridges at any nesting level Supports single function and multifunction devices e Supports VGA devices and bridge s VGA enable bit Can place prefetchable memory BARs into separate region Limitations Only the first 64 K of I O space is used Only the first 4 GB of memory space is used Expansion ROMs cardbus CIS pointer is never used
50. EE ERER 21 4 1 Screen Otiented Menu User nterface iiec er Rt 21 4 1 1 General Menu and Dialog Navigation 21 4 12 Mam Men coserhhseESPLDpIeb es prx PME ESPO 23 4 1 3 Basic Expert Setup Menus 5 2 comen eps eats 24 ANA Hardware Infos oioa bec en Re RR RE REPRE 28 AS JDIAIPHOSHES 523 199254 Gp Uu dto BR ORO EUPU ERU bag oe 29 4 1 6 Program Update Menu 0 0 00 eee eee 32 41 7 Touch Calibrations pic cxceda irme rrt h diee terree 34 4 1 5 Touch Vernfication ise eR RR ues 35 4 2 Command Line User Interface srececceseririserii ceset r erss 36 42 Command Line Bdiling i25 odi oa tp tete a 36 4 202 Memory Commands 0 0 0 0 eee eee onies 38 MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Contents 4 2 3 Program Update Features cis ceasing esas nas ota cea 40 4 24 GevSetthe RIC Time 2 i29 ole re ERE ede RS 43 4 25 Show Board CPU Information sees 44 4 2 6 ESM Carrier Board Commands 04 45 42 SebDebup ODIOHS 2 5 c mnc obsess cao Sean pest 45 5 Device and Driver Management eeeeeeeeee nenne 46 o BIOS Table Sprene nesnning he heh rrr bebe asque tuere 46 5 1 1 Controller Logical Unit Numbers 46 5 1 2 Device Logical Unit Numbers 4 47 5 1 3 Display MENMON BIOS Tables lille 47 5 1 4 Autoprobe for PCI Devices 00000005 49 5 1 5 Autoprobe for Chameleon FPGA Units
51. EER xxx lt arg gt Raw serial EEPROM com mands Chapter 9 7 Console Interface EE Commands on page 96 EE xxx lt arg gt Persistent system parameter commands Chapter 9 7 Console Interface EE Commands on page 96 ERASE lt D gt lt O gt lt S gt Erase Flash sectors Chapter 4 2 3 5 Erasing Flash Sectors on page 42 ESMCB xxx ESM carrier commands Chapter 4 2 6 ESM Carrier Board Commands on page 45 FI from to val Fill memory byte Chapter 4 2 2 Memory Com mands on page 38 GO lt addr gt Jump to user program Chapter 10 3 3 GO Command on page 105 screen H Print help Chapter 4 2 1 3 Help on Com HELP mands on page 37 lt D gt List board information Chapter 4 2 5 Show Board CPU Information on page 44 ICACHE OFFION Enable disable instruction Chapter 10 1 1 Cache Control cache Commands on page 98 IOI Scan for BIOS devices Chapter 5 1 3 Display MEN MON BIOS Tables on page 47 LOGO Display MENMON start up Chapter 3 4 MENMON Start up Screen on page 18 LS lt clun gt lt dlun gt lt opts gt List files partitions on device Chapter 5 2 3 Listing Disk Par titions and Contents on page 51 MC lt addr1 gt lt addr2 gt lt cnt gt Compare memory Chapter 4 2 2 Memory Com mands on page 38 MII lt clun gt lt reg gt lt val gt Ethernet MII register command Chapter 6 8 3 Diagnostic Com mand for Ether
52. Embedded Solutions MENMON 2nd Edition MGAMON About this Document About this Document A This user manual describes the global non implementation specific MENMON 2nd Edition release It is completed by implementation board specific descriptions included in the hardware user manual of the respective board History Issue Comments Date E1 First edition 2005 06 29 E2 General update USB functions added 2008 04 10 E3 Added chapter 3 7 commands AS and DI no longer 2008 07 29 supported FAT32 support added USB commands updated E4 General update EE lt param gt command added 2012 03 21 Conventions This sign marks important notes or warnings concerning proper functionality of the product described in this document You should read them in any case italics Folder file and function names are printed in italics bold Bold type is used for emphasis monospace A monospaced font type is used for hexadecimal numbers listings C function descriptions or wherever appropriate Hexadecimal numbers are preceded by Ox comment Comments embedded into coding examples are shown in green color hyperlink Hyperlinks are printed in blue color C The globe will show you where hyperlinks lead directly to the Internet so you can look for the latest information online IRQ Signal names followed by or preceded by a slash indicate that this signal is IRQ either active low or that it be
53. MENMON is protected by an XOR checksum algorithm and size validation If no valid secondary MENMON is found primary MENMON either enters the command line interface or continues execution depending on MENMON system parameter stignfault see Chapter 9 System Parameters on page 86 The Flash sectors where primary MENMON resides are hardware sectors On some boards they are protected and in this case cannot be overwritten by software MEN Mikro Elektronik GmbH 9 21MENM 00 E4 2012 03 21 Consoles 2 Consoles 2 1 Introduction MENMON consoles generally support two different types of text based input Screen oriented menu interface see Chapter 4 1 Screen Oriented Menu User Interface on page 21 Command line interface see Chapter 4 2 Command Line User Interface on page 36 Full graphics consoles such as a VGA card or frame buffer device provide a full graphics screen visible during normal start up and displaying the boot logo and a text mode screen as the normal MENMON console Other consoles such as a Telnet connection only support text More than one console can be active at a time All active consoles receive the same output and MENMON accepts input from any active console One console can be defined as the debug console receives all debug strings when BIOS debug level set 0 see Chapter 4 2 7 Set Debug Options on page 45 another console may be used as the serial console for serial download This must be a UART
54. MG Boot Flash 2 0 MB Carrier board Production data AD66 00 Rev 02 04 00 Serial 1670 External CompactFlash 31 1 MB 63488 total sectors TOSHIBA THNCFO32MBA Static RAM 4 0 MB Backup Voltage 3 1 Volts Temperature 45 9 degrees celsius Hit any key _ Note that the information in this screen is not dynamically updated For example if you change the external CompactFlash you must leave this screen and enter it again in order to view information about the new card The capacity of SDRAM SRAM Flash and CompactFlash cards is shown in megabytes 1024 1024 bytes not in million bytes therefore 8MB CompactFlash cards will be displayed as 7 6 MB for example MEN Mikro Elektronik GmbH 28 21MENM 00 E4 2012 03 21 Using MENMON 4 1 5 Diagnostics This menu allows you to perform different diagnostic functions and to branch to MENMON s command line interface Diagnostics gt Run Automatic Tests Ruin Interactive Tests Run Endless Tests Enter MenMon This chapter only deals with the functionality provided through the Setup menu For more in depth information on MENMON s diagnostic functions please see Chapter 7 Diagnostic Functions on page 73 4 1 5 1 Diagnostics Run Automatic Tests Automatic tests are all tests that require no external test equipment or user interaction You can either run all tests at once or run one specific test The list of available tests depends on the implementation The progre
55. MON networking subsystem features Autoconfiguration through BOOTP DHCP File download via FTP or TFTP Telnet server for remote login HTTP server for remote administration through web browser 6 1 Network Configuration 6 1 1 Network Persistent Parameters Networking can be statically configured by a number of persistent parameters listed below Some of them can be optionally automatically configured through BOOTP See also Chapter 9 System Parameters on page 86 Table 12 System parameters for networking Parameter Description netaddr IP address and subnet mask of attached network interface e g 192 1 1 28 netsm Subnet mask of attached network interface e g FFFFFF00 netgw IP address of default gateway nethost Host IP address boottile Boot file path name u User name on host e g FTP download p Password for user on host e g FTP download ecl CLUN of attached network interface hex 0 None OxFF First available Ethernet tto Minimum timeout between network retries decimal in seconds 0 or 255 default 0 8s decimal 0 254 tries Number of tries 0 Infinite number of retries 1 One try no retries 2 254 Number of tries 255 Default number of tries 20 tdp Telnet server TCP port decimal 0 Don t start Telnet server 1 Use default port 23 Otherwise TCP port for Telnet server hdp HTTP serv
56. O3 32 bit address of command packet Conditions ExitConditions Status half word of command packet is updated Data is written different from into memory Entry ROS Bit 3 ne 1 Bit 2 eq 0 if errors R03 Bit 3 ne 0 Bit 2 eq 1 if no errors 10 4 8 System Call RETURN Name RETURN Return to monitor Code 0063 Description This routine invokes the MENMON command line interface The user program is stopped Entry Conditions MEN Mikro Elektronik GmbH 112 21MENM 00 E4 2012 03 21 11 MENMON Command Reference MENMON Command Reference The following table gives all MENMON commands that can be entered on the MENMON prompt Table 31 MENMON command reference Command Description Details in lt reg gt lt val gt Display modify registers in debugger model Chapter 10 3 2 Register File on page 104 ARP Dump network stack ARP table Chapter 6 5 Network Status Commands on page 66 Chapter 10 3 6 Line by Line Assembler on page 106 B DC lt addr gt Set display clear breakpoints Chapter 10 3 5 Break Points on page 106 BIOS_DBG masks net cons lt clun gt Set MENMON BIOS or net work debug level set debug console Chapter 4 2 7 Set Debug Options on page 45 BO lt addr gt lt opts gt Call OS bootstrapper Chapter 8 1 3 Boot from an Existing Image using BO on page 80 BOOTP lt opts gt Obtain IP config via B
57. OM 9 5 3 VxWorks Bootline MENMON passes a string to the client program that conforms to the standard VxWorks bootline The parameters in the bootline can be used both by MENMON and by the operating system and client programs On PowerPC platforms the VxWorks bootline string is located at address 0x4200 The string has a length of 512 characters including V0 MENMON command EE VXBLINE allows to change the bootline interactively same behavior as VxWorks routine bootChange Alternatively the parameters can be changed by the EE PARAM command The bootline is a null terminated ASCII string bootdev unitnum procnum hostname filename e b h g u userid pw passwd f tn targetname s startupscript o other For example enp 0 0 host usr wpwr target config mz7122 vxWorks e 90 0 0 2 b 91 0 0 2 h 100 0 0 4 g 90 0 0 3 u bob pw realtime f 2 tn target s host usr bob startup o any_string MEN Mikro Elektronik GmbH 90 21MENM 00 E4 2012 03 21 System Parameters 9 6 Standard System Parameters Parameters marked by Yes in field Parameter String are part of the MENMON parameter string Table 18 Standard system parameters autodetected parameters Parameter m Parameter User alias Description Standard Default String Access clun MENMON controller unit number that Yes Read only MENMON used as the boot device hexadecimal cons Selected console
58. OOTP Chapter 6 3 Obtaining the IP Configuration via BOOTP on page 65 C BWLLNAX lt addr gt lt val gt Change memory Chapter 4 2 2 Memory Com mands on page 38 CHAM LOAD lt addr gt Load FPGA Chapter 5 5 2 2 Force FPGA Loading on page 60 CHAM lt clun gt Dump FPGA Chameleon table Chapter 5 5 1 Chameleon Table Support on page 59 CONS Show active consoles Chapter 2 6 Console Related Commands on page 12 CONS ACT lt clun1 gt lt clun2 gt Test console configuration Chapter 2 6 Console Related Commands on page 12 D addr lt cnt gt Dump memory Chapter 4 2 2 Memory Com mands on page 38 DBOOT lt clun gt lt dlun gt lt opts gt Boot from disk Chapter 8 1 1 Disk Boot using DBOOT on page 76 DCACHE OFFION Enable disable data cache Chapter 10 1 1 Cache Control Commands on page 98 Chapter 10 3 6 Line by Line Assembler on page 106 MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 MENMON Command Reference Command Description Details in DIAG lt which gt VTF Run diagnostic tests Chapter 7 1 Diagnostic Tests from Command Line on page 74 DSKWR lt args gt Write blocks to RAW disk Chapter 5 2 4 Reading from Writing to RAW Disks on page 52 DSKRD lt args gt Read blocks from RAW disk Chapter 5 2 4 Reading from Writing to RAW Disks on page 52
59. PO gt boot flash FPGA code on EM4 This method can be used to update parts of Flash from an image file located on the source medium The destination areas can be the same as those descibed in the Chapter 4 2 3 Program Update Features on page 40 e g IMAGE FPO for the first FPGA code The image file will be loaded from the source medium the Flash will be erased and the image file will be programmed into Flash Note Use this option with care If the file format or size of the image file is incor rect the system may no longer work 4 1 6 4 Auto Update Check Menu This implementation specific optional menu is invoked during the normal MENMON start up sequence just before booting state is entered It checks external removable media on whether they are bootable media or media containing files that can be used to update internal devices The exact behavior depends on the implementation 1 Newer MENMONs may also support FAT 32 MEN Mikro Elektronik GmbH 33 21MENM 00 E4 2012 03 21 Using MENMON 4 1 7 Touch Calibration You can enter the touch panel calibration function through the Setup Main Menu This function is also entered automatically during the self test if you hit the touch screen at any position outside the Setup button You may have missed the Setup button because the touch panel was incorrectly calibrated Therefore you are asked what to do now You ve hit the touch screen outside the Setup button
60. SDRAM test forever MenMon gt DIAG SDRAM_X F Run all automatic tests once MenMon gt DIAG AUTO MEN Mikro Elektronik GmbH 74 21MENM 00 E4 2012 03 21 Diagnostic Functions 72 Power On Self Test POST The power on self test POST is automatically run at start up time unless it was disabled by system parameter stdis Individual tests can be disabled via stdis XXX where xxx is the name of the test e g stdis sdram However it depends on the implementation whether a test can be disabled or not While POST is running it reports the result of each test on all active consoles If a self test error is detected booting stops or continues depending on the value of parameter stignfault Even if a test fails all other tests are performed The failed tests can be determined by the operating system by checking parameter mmst You can manually repeat the POST by calling DIAG POST For details on system parameters see Chapter 9 System Parameters on page 86 73 Test Status For each inidividual test MENMON maintains the result which can be one of the following Table 14 MENMON diagnostics test status State Description OK Test executed with success FAILED Test failed NOW OK Failed previously but was ok after repeating test ABORTED Test aborted by user ESC C SKIPPED Test could not be executed e g conflict with other configuration no resources START Test not exe
61. The compliance is the responsibility of the company which puts the product on the market as defined in the directive components and sub assemblies are not subject to product compliance In other words Since MEN does not deliver ready made products to end users the WEEE directive is not applicable for MEN Users are nevertheless recommended to properly recycle all electronic boards which have passed their life cycle Nevertheless MEN is registered as a manufacturer in Germany The registration number can be provided on request Copyright 2012 MEN Mikro Elektronik GmbH All rights reserved Germany MEN Mikro Elektronik GmbH Neuwieder StraBe 3 7 90411 Nuremberg Phone 49 911 99 33 5 0 Fax 49 911 99 33 5 901 E mail info men de www men de MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 France MEN Mikro Elektronik SA 18 rue Ren Cassin ZA de la Ch telaine 74240 Gaillard Phone 33 0 450 955 312 Fax 33 0 450 955 211 E mail info men france fr www men france fr USA MEN Micro Inc 24 North Main Street Ambler PA 19002 Phone 215 542 9575 Fax 215 542 9577 E mail sales menmicro com www menmicro com Contents Contents ato ro aictckease Ra danes nonet e caden eens E Es S wees 9 JI JIBtroQgucHOn oss door hae ooi oos bd aama haga eae baa es 9 1 2 Primary and Secondary MENMON s eese 9 2 COoNSolQs S ioo od cand 04x VR Re RA Kee KR ed y Bale ROCA DECR RA 10 2 1 Introductions 3
62. YYYY only with EEPROD2 rd repdat Board last repair date MM DD YYYY only with EEPROD2 1 Carrier board parameters are prefixed with X It is possible to modify only one or all production parameters at the same time MEN Mikro Elektronik GmbH 96 21MENM 00 E4 2012 03 21 System Parameters Restore Default Parameters EE DEF Restores the default value of all parameters except product data such as serial number model name etc EE DEF affects parameters in all non volatile storage sections including the sections in carrier board EEPROMs if any Restore Virgin State of Persistent Storage EE ERASEME nvs Erases fills the specified non volatile storage NVS name gt section with virgin values E g for sections in EEPROM erases the EEPROM nvsname NVS section to erase If no nvsname is passed this command erases all known sections EE NVS Get a list of available nvs sections EER ERASEME lt addr gt Optional implementation specifc command that can directly access NV storage addr Hardware specific address e g SMB address Dump Raw Content of Persistent Storage EE DUMP lt nvsname gt Dumps the specified non volatile storage lt numbytes gt nvsname NVS section to dump numbytes Number of bytes to dump EER DUMP lt addr gt Optional implementation specifc command that can directly access NV storage addr Hardware specific address e g SMB address MEN Mikro Elektronik GmbH 97
63. all incoming ICMP ECHO ping requests with an echo reply The maximum size of payload that can be echoed is limited by the size of the Ethernet frame no fragmentation support MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Networking Functions 6 8 Network Interface NETIF Subsystem 6 8 1 NETIF Devices Each instance of a network interface NETIF driver is called a network device A driver can have multiple instances Each instance is assigned a CLUN in MENMON BIOS Even if only one device can be attached to the network stack further devices can be active at the same time for instance to perform diagnostics loopback test 6 8 2 Speed Setup During Boot On each MENMON start every network device is forced to use its configured persistent speed setting This happens regardless of whether MENMON s network stack will be activated or not For each network interface the following sequence is performed Get persistent speed from system parameter nspeedX which may be AUTO or a fixed speed If no persistent speed is available use AUTO The nspeedX parameter obtains its value either from the CPU EEPROM or from dedicated SROM Start up network interface with the required speed Do not wait until link setup is complete 6 8 3 Diagnostic Command for Ethernet PHY This diagnostic command directly communicates with Ethernet PHYs management interface works for those PHYs connected over MIT MII lt cl
64. can be used to override persistent parameter settings Table 16 NBOOT parameters used to override persistent parameter settings Parameter Override Option bf FILE ecl CLUN tto TTO tries TRY TRIES kerpar KERPAR Example 1 MenMon gt NBOOT FILE EM24A9Qunix KERPAR ip auto rw e Uses the Ethernet interface configured through ecl no CLUN specified Sends BOOTP request broadcast No TFTP parameter specified e BOOTP request contains EM04A00unix as generic image name Loads file name specified in BOOTP response over TFTP from host own IP and host IP addresses also contained in BOOTP response Passes the parameters ip auto rw to the Linux kernel Example 2 MenMon gt NBOOT CLUN 3 e Uses the second Ethernet interface CLUN 3 Since no file option was specified send firmware boot file parameter as generic image name Since no KERPAR option was specified use firmware kerpar parameter as kernel parameters MEN Mikro Elektronik GmbH 79 21MENM 00 E4 2012 03 21 Operating System and Program Execution 8 1 3 Boot from an Existing Image using BO The BO command is used to start an image that is already in memory e g RAM or Flash BO lt addr gt lt opts gt Call operating system bootstrapper addr Start address of bootstrapper opts KERPAR p1 x p2 y Parameters to add to kernel command line only used when booting PPCBOOT image The command performs the image fo
65. cified disk device Information about the data transfer is passed in a command packet which has been built somewhere in memory The user program must first manually prepare the packet The address of the packet is passed as an argument to the routine The command packet is eight half words in length and is arranged as follows Table 30 MENMON system calls DSK RD fields 15 87 0 0x00 CLUN DLUN x 2 Status Half Word 0x04 Most Significant Half Word Memory Address 0x06 Least Significant Half Word 0x08 Most Significant Half Word Block Number Disk OxGA Least Significant Half Word OxOC Number of Blocks OxBE Flag Byte Address Modifier CLUN Logical Unit Number LUN of controller to use DLUN Logical Unit Number LUN of device to use Status This status half word reflects the result of the operation It is zero if the command completed without errors otherwise it contains MEN MONV s internal status code Memory Address of buffer in memory Data is written Address starting at this address Block Number For disk devices this is the block number where the transfer starts Data is read starting at this block Number of The number of blocks to read from the disk For Blocks streaming tape devices the actual number of blocks transferred is returned in this field Flag Byte Not implemented by MENMON Address Modi Not used fier MENMON on PowerPC Platforms Entry R
66. comes active at a falling edge in out Signal directions in signal mnemonics tables generally refer to the corresponding board or component in meaning to the board or component out meaning coming from it Vertical lines on the outer margin signal technical changes to the previous issue of the document MEN Mikro Elektronik GmbH 2 21MENM 00 E4 2012 03 21 About this Document Legal Information Changes MEN Mikro Elektronik GmbH MEN reserves the right to make changes without further notice to any products herein Warranty Guarantee Liability MEN makes no warranty representation or guarantee of any kind regarding the suitability of its products for any particular purpose nor does MEN assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation consequential or incidental damages TO THE EXTENT APPLICABLE SPECIFICALLY EXCLUDED ARE ANY IMPLIED WARRANTIES ARISING BY OPERATION OF LAW CUSTOM OR USAGE INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE OR USE In no event shall MEN be liable for more than the contract price for the products in question If buyer does not notify MEN in writing within the foregoing warranty period MEN shall have no liability or obligation to buyer hereunder The publication is provided on the terms and understanding that 1 MEN is
67. cuted or crashed 74 Diagnostic Test Status for Operating System The operating system can read the status of each self test by reading system parameter mmst This is a string composed of all tests executed since the last power on followed by the status of each test FAILED SUCCESS Only tests belonging to the POST group will be included in the string For example if all POST tests except the FRAM test succeeded mmst will have the following value ALL ETHERO IDE SDRAM F RAM EEPROM RTC The special test name ALL indicates if any of the tests have failed Skipped or aborted tests or tests that have not been executed do not appear in the string MEN Mikro Elektronik GmbH 75 21MENM 00 E4 2012 03 21 Operating System and Program Execution Operating System and Program Execution In general MENMON can boot from disk via network or from Flash 8 1 Boot Methods 8 1 1 Disk Boot using DBOOT MENMON uses DBOOT to boot from disks Chapter 5 2 1 Support for Disk Boot on page 50 describes the requirements for bootable disks DBOOT lt CLUN gt lt DLUN gt lt opts gt CLUN n DLUN n opts PART n FILE file LOAD adar START off HALT n KERPAR p1 x p2 y Boot from disk Controller logical unit number see O command If not specified try all controllers in system Device logical unit number see O command If not specified try all devices Partition number on device O entire drive 1 4
68. ed from boot Flash In Degraded Mode most of MENMON commands will work including networking over on chip interfaces Boot Flash programming in Degraded Mode is not possible as MENMON executes instructions from Flash 10 2 2 2 System Parameters Table 26 85XX specific system parameters autodetected parameters Parameter T Standard Parameter User alias Description Default String Access ccbclkhz CCB clock frequency deci Yes Read only mal Hz brgclkhz CPM baud rate generator Yes Read only clock frequency decimal Hz missing on CPUs without CPM Immr Physical address of CCSR Yes Read only register block MEN Mikro Elektronik GmbH 102 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 2 3 5200 Processors 10 2 3 1 Degraded Mode Degraded Mode for 5200 processors is the same as for 82XX processors see Chapter 10 2 1 1 Degraded Mode on page 100 10 2 3 2 System Parameters Table 27 52XX specific system parameters autodetected parameters Parameter ae Standard Parameter User alias Description Default String Access inclkhz CPU input oscillator clock fre Yes Read only quency in Hz xloclkhz XLB platform clock fre Yes Read only quency in Hz ipbclkhz IPB clock domain frequency in Yes Read only Hz MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 3 Debugger 10 3 1 Debugger Featu
69. ed or unauthorized use even if such claim alleges that MEN was negligent regarding the design or manufacture of the part In no case is MEN liable for the correct function of the technical installation where MEN products are a part of Trademarks All products or services mentioned in this publication are identified by the trademarks service marks or product names as designated by the companies which market those products The trademarks and registered trademarks are held by the companies producing them Inquiries concerning such trademarks should be made directly to those companies Conformity MEN products are no ready made products for end users They are tested according to the standards given in the Technical Data and thus enable you to achieve certification of the product according to the standards applicable in your field of application MEN Mikro Elektronik GmbH 3 21MENM 00 E4 2012 03 21 About this Document RoHS Since July 1 2006 all MEN standard products comply with RoHS legislation Since January 2005 the SMD and manual soldering processes at MEN have already been completely lead free Between June 2004 and June 30 2006 MEN s selected component suppliers have changed delivery to RoHS compliant parts During this period any change and status was traceable through the MEN ERP system and the boards gradually became RoHS compliant WEEE Application The WEEE directive does not apply to fixed industrial plants and tools
70. elow from the MENMON command line see below from the screen menu see Chapter 4 1 5 Diagnostics on page 29 From the command line or screen menu any test can be aborted from any active console by entering ESC or C the status of the test is then set to ABORTED Further tests in a sequence of tests are not executed control returns to user MEN Mikro Elektronik GmbH 73 21MENM 00 E4 2012 03 21 Diagnostic Functions 7 1 Diagnostic Tests from Command Line From the command line tests can be invoked using the DIAG command DIAG lt test gt AUTO NON List run diagnostic tests AUTO POST ALL SHOW VTF no argument List all available tests with their revision test Run a specific test test is one of the names listed by the D AG com mand e g COM1 AUTO Run all tests in class AUTO NONAUTO Run all tests in class NONAUTO POST Run all tests in class POST ALL Run all tests in any class including those requiring external equipment SHOW Show the status of any test executed since start of MENMON All DIAG calls update the test status string parameter mmst V Verbose flag Test will issue additional output to about their current activity T Traceability flag Issue all output in traceability for mat only for MEN internal use IF Forever flag Repeat given test or test group for ever By default any DIAG command issues a progress status completed during test Examples Execute extended
71. er TCP port decimal 0 don t start HTTP server 1 use default port 80 Otherwise TCP port for HTTP server MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Networking Functions 6 1 2 Assignment of Network Interface Parameter ecl can be used to select the CLUN of the network interface that should be used by MENMON for networking MENMON can use only one interface at a time If ecl is set to OXF F MENMON selects the first available network interface If ecl is set to 0x00 no network interface will be attached and networking is disabled Otherwise ecl selects the CLUN of the network interface to be used If this is not a network device or the CLUN does not exist no networking is possible The active network interface can be changed at runtime by specifying the CLUN parameter with one of the network commands NBOOT NDL BOOTP When this parameter is given the currently active network interface is shut down and the new network interface is attached and is kept attached even after the command has finished However the CLUN parameter does not change the persistent value of ecl MEN Mikro Elektronik GmbH 62 21MENM 00 E4 2012 03 21 Networking Functions 6 1 3 Automatic Configuration IP configuration can be automatically retrieved from a network server The only available protocol for this is BOOTP This protocol can be used for BOOTP and DHCP servers DHCP servers support the BOOTP protocol as a subset
72. ernet IP broadcast Ethernet and IP address all ones to local from UDP port 68 to remote UDP port 67 BOOTP replies are accepted on any IP address during this phase The Ethernet address of BOOTP replies must be either a broadcast or directed to the MAC address of the local port BOOTP requests are retried when no BOOTP reply is received after the time specified by parameter tto The number of retries is determined by parameter tries 6 6 2 TFTP Client The TFTP client is implemented according to RFC 1350 The TFTP Protocol Revision 2 TFTP client first negotiates the block size to be 1024 with the server This packet size was chosen to avoid packet fragmentation which the MENMON TCP IP stack cannot handle However it is still possible that fragmentation occurs if MTU is smaller than approx 1070 bytes This case cannot be handled yet Each TFTP block is retried after the time configured by tto and the number of retries for each block is determined by tries The maximum number of TFTP blocks that can be transported by the TFTP client is limited only by the available RAM not limited to 0x10000 blocks 6 6 3 FTP Client The FTP client is implemented according to e RFC 959 File Transfer Protocol The FTP client uses user pass system parameters u and p to log in on the host system It is assumed that the FTP server always requires a password for the user The FTP client then switches to binary mode TYPE I and fetches the
73. ess shall be determined automatically via BOOTP otherwise it should contain a valid value In the dialog you can enter only numerical characters 0 9 and a dot 4 13 4 Basic Setup Subnet Mask of this Machine Used to modify the IP subnet mask used for the Ethernet interface that MENMON will use for networking This setting is stored in system parameter netsm The operating system can use this parameter to configure the Ethernet interface accordingly The parameter can be left blank displayed as unset In this case MENMON and operating system will determine the subnet mask automatically from the IP address class unless overridden by BOOTP response In the dialog you can enter only hexadecimal characters 0 9 A Fa f 4 1 3 5 Basic Setup IP Address of Boot Host Only used for the Ether boot method It is the address of a remote machine that contains the boot file for this machine The remote host must run the TFTP server process This setting is stored in system parameter nethost In the dialog you can enter only numerical characters 0 9 and a dot 4 1 3 6 Basic Setup IP Default Gateway Address Used to configure a default gateway for the system If not empty this parameter must be the address of a remote machine that acts as a gateway The gateway must be in the same network as this machine This setting is stored in system parameter netgw The operating system can use this parameter to configure the netw
74. est entries are added by the JOI or DBOOT command for example Device Logical Unit Numbers DLUNS are used only for disks not for other types of devices Interpretation of DLUNS is up to the device driver For example the IDE driver uses DLUN 0 for the IDE master drive and DLUN 1 for IDE slave 5 1 3 Display MENMON BIOS Tables You can use the JOJ command to display the CLUNs and DLUNs known by MENMON and to scan for devices behind each controller Example with EMAN MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Driver paraml param2 param3 Handle 167023 IDE 0x90000200 0x00000000 0x00000001 0x01e10720 167023 IDE 0x90000280 0x00000000 0x00000001 0x01e106b0 EEPRO100 0x92000000 0x0000d000 0x00000000 0x01e0e020 DUART8245 Oxfc004500 0x07a12000 0x00000001 Ox0leffc70 DUART8245 Oxfc004600 0x07a12000 0x00000001 0x01e10740 EMO4TOUCH 0x90000100 0x00000000 0x00000000 0x01e10810 025 UART 0x90000500 0x07a12000 0x00000000 0x01e0dfe0 025 UART 0x90000510 0x07a12000 0x00000000 0x00000000 025 UART 0x90000520 0x07a12000 0x00000000 0x00000000 025 UART 0x90000530 0x07a12000 0x00000000 0x01e0ccd0 CANGPIO 0x90000600 0x00000000 0x00000000 0x00000000 O32 DIS 0x80000000 0x00000000 0x00000000 Ox0lefc960 CHAMELEON 0x0000e800 0x00000000 0x00000000 0x00000000 TELSVR 0x00000017 0x00000000 0x00000000 0x01e0dba0 HTTPD MON 0x0le0d9f0 0x00000000 0x00000000 0x01e0d970 ee lable Model Type Handle devices on IDE bus CLUN 0x00
75. eters see Chapter 9 System Parameters on page 86 MEN Mikro Elektronik GmbH 15 21MENM 00 E4 2012 03 21 Consoles 2 10 TFT Touch Panel Screen If the CPU board supports a touch panel and a TFT display MENMON can be controlled by interacting with these TFT touch panel devices For menu interaction the screen is divided into two parts The upper area is a text mode terminal The lower area contains the touchable area as a virtual keyboard The virtual keyboard consists of cursor keys alphanumerical keys and some control keys Figure 1 Touch panel virtual keyboard When a button is pressed it changes its appearance to provide a visible response to the user The Sh and Lck keys don t signal when they are pressed but have a small simulated LED that reflects their state Upper case characters can be entered by pressing Sh Shift first and then the required character button The Sh key resets itself when any key is pressed The Lck key is the same as Sh but toggles its state only if Lck is pressed There is no autorepeat function for keys MEN Mikro Elektronik GmbH 16 21MENM 00 E4 2012 03 21 MENMON Start up 3 MENMON Start up MENMON starts up just like any BIOS with board specific self test routines and a secure mode Degraded Mode if needed 3 1 Power up Screen At start up the graphics screen normally shows the MEN boot logo see also Chapter 3 8 Changing the Boot Logo on page 20
76. ethernet link minimum retransmit number of tries ARP MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Networking Functions Network Status Commands Network connectivity test The P NG command is a diagnostic command to verify the network function The command first attempts to resolve the destination MAC address through ARP If successful it sends ICMP echo requests to the remote host and waits for replies By default 4 packets with a netto payload of 64 bytes are sent every second but this can be modified through options Address of host Number of packets to test hexadecimal Max time to wait for reply in ms Size of payload Time between packets in ms Show current state of networking parameters Shows the settings currently used by MENMON s Net work subsystem 192 1 1 28 finished Oxffffff00 192 1 1 29 0 0 0 0 users kp bootfile 02 ac s Sc s2is2g5Tr link is up 100FD autoneg complete 0 secs 20 Dump network stack ARP table See Chapter 6 6 4 ARP Subsystem on page 68 Networking Functions 6 6 Built In Clients TFTP and FIP clients implement the functions to retrieve files from a network server No upload functionality is implemented 6 6 1 BOOTP Client The BOOTP client is implemented according to e RFC 951 bootstrap protocol e RFC 1048 BOOTP Vendor Information Extensions RFC 2132 DHCP Options and BOOTP Vendor Extensions The BOOTP request is sent by Eth
77. evertheless In any case you need to confirm the start of the update process Warning If the destination medium is smaller than the source medium you will propably loose information Not all partitions may be copied completely You should avoid copying in this case unless you know what you are doing MEN Mikro Elektronik GmbH 32 21MENM 00 E4 2012 03 21 Using MENMON 4 1 6 2 Media Update from Image File For example Update internal CompactFlash from IMAGE COO0 Copy external CF IMAGE COO0 gt internal CF on EM4 This method copies an image file e g IMAGE C00 on the source medium to the destination medium sector by sector overwriting all information including the partition table The image file must be an uncompressed image file containing a file system image MENMON will not interpret the data contained in the image file The image file must be in the root directory of a DOS FAT 12 16 file system on the source medium The image file and destination medium shall have the same size number of sectors Otherwise the same warning messages are issued as for the Media Copy method Warning If the destination medium is smaller than the source medium you will propably loose information Not all partitions may be copied completely You should avoid copying in this case unless you know what you are doing 4 1 6 3 Flash Update from Image File For example Update FPGA code from IMAGE FPO Copy external CF IMAGE F
78. figured console con0 0x01 bad IDE device Using default 0x08 COMI conl 0x7F bad non existent device Using default 0x0A TFT Touch con2 0x40 bad already active Using default 0x00 disabled con3 0x00 disabled MEN Mikro Elektronik GmbH 13 21MENM 00 E4 2012 03 21 Consoles Scenario 4 Automatic console selection conO serial and debug console OxFF autoselect COMI conl 0x0A TFT Touch con2 OxFF autoselect COM2 con3 OXFF autoselect COM3 Implicitly active 0x40 Telnet Implicitly active 0x41 HTTP monpage gcon OxFF autoselect TFT Touch 2 7 2 Example for A12 Here A12a with P1 graphics PC MIP PS 2 keyboard attached 0x08 COMI e 0x09 COM2 e 0x0A PS 2 keyboard input only device e 0x13 example P1 output only device Scenario Default case Virgin EEPROM or abort button pressed conO debug console 0x08 COMI conl 0xFF COM2 con2 OxFF PS 2 keyboard con3 0xFF P1 PC MIP gcon OXFF P1 PC MIP MEN Mikro Elektronik GmbH 14 21MENM 00 E4 2012 03 21 UzREPPPPCPPRREPERIRPSERECDENA Consoles 2 8 Selecting the Baud Rate All UART consoles will run with the same baud rate determined by system parameter baud The baud rate is set to the default value when the abort pin is set Table 2 Baud rate selection system parameter cbr baud Parameter Bigs alias Description Default User Access cbr ba
79. gger Interface Nooo o Direct jump into Linux No debugging exception handling UBoot image contained no Linux Kernel Pd T7 UBoot Image UBoot Relocation B Pd Decompression i d Operating System and Program Execution Operating System and Program Execution 8 3 1 Entry Point for RAW Images START Option For RAW images the entry point relative to the load address can be specified through the START parameter to the DBOOT NBOOT command The default start offset is O i e the program execution begins at the load address This parameter is ignored for other image types see below See Chapter 10 MENMON on PowerPC Platforms on page 98 for calling conventions 8 3 2 Entry Point for PReP Images PReP images begin with a header which contains the entry point of the program PReP images are executed in place at the load address See Chapter 10 MENMON on PowerPC Platforms on page 98 for calling conventions 8 3 3 Relocation of ELF Images ELF files will not be executed at the load address Instead MENMON analyzes the ELF program header and sections and the program sections will be relocated copied as specified in the ELF file The relocation address may be any address in RAM except the runaway stack and the load image itself Relocation code is performed from Flash if any ELF section overlaps any MENMON section in RAM If the relocation address would overwrite the image loading location MENMON
80. header on a Windows or Linux development host before it can be put into boot Flash fpga addheader adds a header at the beginning of the image that includes additional information about the FPGA code such as checkum length and file name of the original file fpga addheader can either generate a 48 byte or 256 byte header MENMON supports both MENMON uses the filename from the header in order to verify correct loading of the FPGA filename must conform to the following convention YYYYZUUICNNNVR e g EM04N021C002A0 After loading the FPGA MENMON compares the file name V and R fields with the global variant and revision field in the Chameleon table If they do not match MENMON assumes that loading was not successful 5 5 2 2 Force FPGA Loading You can force an FPGA load from the command line through command CHAM LOAD The FPGA will be programmed with the contents stored at the specified address This command can be used to test an FPGA image before it is actually stored in boot Flash CHAM LOAD lt addr gt Load FPGA addr Address of FPGA If no address is given perform default loading sequence as described above Note After a CHAM LOAD command MENMON device drivers for the FPGA devices are not restarted except the driver for the system unit so IDE TFT touch and UARTs in the FPGA may not be functional MEN Mikro Elektronik GmbH 60 21MENM 00 E4 2012 03 21 Networking Functions 6 Networking Functions The MEN
81. ime can be connected to the server If no client is attached to the Telnet server the server buffers the last 1024 bytes that have been printed to the console in a local buffer Once a client attaches it will receive the buffered bytes at once When a client is attached to the Telnet server the local buffer FIFO decouples the MENMON console from the Telnet network activity If the FIFO fills up the MENMON console will be blocked until there is enough space in the FIFO 6 7 2 HTTP Server The MENMON HTTP server provides the general ability to configure control MENMON from any web browser It appears as an additional console in the MENMON BIOS controller device table General features HTTP 1 1 compliant GET method supported only Allows multiple clients to be connected at the same time Allows multiple open sockets from the same client Support keepalive connections 6 7 2 1 HTTP Monitor Page The HTTP monitor page provides an additional MENMON console You can connect your browser to this console via URL http lt ipaddr gt monpage MENMON internally maintains a virtual screen 25 80 chars that records the recent MENMON output This virtual screen is delivered to the browser on each access to the nonpage webpage You can send MENMON commands using the HTTP input field and press the submit button MEN Mikro Elektronik GmbH 69 21MENM 00 E4 2012 03 21 Networking Functions There is no automatic refresh You
82. ing nobanner Disable ASCII banner on start up 0 No Read write MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 System Parameters Parameter alias Description Standard Default Parameter String User Access nspeedX Speed setting for Ethernet interface x 0 n Stored either in CPU board EEPROM or dedicated ROM of Ether net device Possible values AUTO 10HD 10FD 100HD 100FD 1000 AUTO Yes Read write stdis Disable POST bool No Read write stdis XXX Disable POST test with name XXX bool Implementations only allow to disable the most important POSTs No Read write stignfault Ignore POST failure continue boot bool No Read write stwait Time in 1 10 seconds to stay at least in SELFTEST state decimal 0 Continue as soon as POST has fin ished 30 No Read write tdp Telnet server TCP port decimal No Read write tries Number of network tries 20 No Read write tto Minimum timeout between network retries decimal in seconds No Read write u00 u15 User parameters hex 16 bits 0x0000 No Read write updcdis Disable auto update check bool 0 No Read write useflpar Store kerpar and startup parameters in boot Flash rather than in EEPROM Parameter is used on boards where backward compatibility must be pre served bool
83. k like device SCSI hard and floppy disks IDE hard disks or CompactFlash USB sticks PReP and DOS disk partitions as well as unpartitioned media Supported file formats RAW ELF PReP and PPCBOOT images To be able to boot from disk media each medium must be prepared in the following way Disk Partitions Hard disks may or may not have a partition table MENMON supports a PC BIOS style partition table in the first sector of the device with the restriction that only primary partitions are supported The partition type must be either DOS type 0x01 0x04 0x06 OxOE or PReP type 0x41 DOS File System With DOS formatted partitions or unpartitioned media the file system must be a DOS FAT file system 12 bit or 16 bit FAT entries MENMON supports read only access to the root directory of the file system File names are supported in 8 3 format only i e a file name may have 8 characters plus 3 characters extension PReP File System PReP Type 0x41 partitions have no file system the entire partition is viewed as a single file no file name is required PReP partitions can contain either a PReP file or a PPCBOOT image 5 2 2 Device Drivers ATA Driver MENMON s ATA driver supports DE disks up to 128 GB master and slave CompactFlash It does not support ATAPI CD ROMs USB Driver MENMON supports read access to storage devices which support the bulk protocol Floppy Disk Driver MENMON support
84. lect next available console cono is implicitly the debug console gcon CLUN of graphics device to Port specific Read write display boot logo typically OxFF CLUNZO0x00 disable CLUN 0xF F Autoselect first available graphics con sole MENMON handles situations where the user configured non existent CLUNs e CLUNs not belonging to consoles same CLUN configured more than once If any of the clunX parameters is configured incorrectly and not 0 MENMON uses the default value for that parameter The serial console changes dynamically It is assigned to the serial console on which the last input was received UART or Telnet This feature is implemented so you can perform a SERDL serial download YModem download either on a UART port or Telnet port YModem on Telnet is supported by Windows HyperTerminal or Linux sz program MEN Mikro Elektronik GmbH ll 21MENM 00 E4 2012 03 21 Consoles 2 3 Testing the Console Configuration Before permanently reconfiguring conX values you can test what would happen using CONS ACT This activates the specified CLUNs without saving this setting permanently e g this command MenMon gt CONS ACT 8 9 This would activate COM1 and COM2 on EMA as a console The setting made through CONS ACT is active only until the system is restarted 2 4 Use of Abort Pin for Default Console If the board s abort pin is activated MENMON ignores conX and baud settings and
85. lute address of the instruction where MENMON shall set a break point Example Set break point 1 at address 0x1000 Bl 1000 BC lt no gt Clear a break point If no number is given clears all break points no Break point number 0 3 Break points are implemented using illegal instruction opcodes software break points Before MENMON jumps into the client program the instruction at the break point address is replaced with illegal instruction opcode When the CPU tries to execute the illegal opcode it generates a program exception The MENMON program exception handler then checks if the faulty instruction address belongs to a break point If so it restores the original instruction displays a register dump and enters the command line interface 10 3 6 Line by Line Assembler MENMON versions dating from earlier than 2008 may still include the AS and DI assembler commands However newer versions of MENMON no longer support these commands for licensing reasons AS addr lt cnt gt Assemble memory addr Memory target address cnt Number of bytes to assemble DI lt addr gt lt cnt gt Disassemble memory Without arguments D disassembles the previously speci fied address addr Memory address to disassemble len Number of bytes to disassemble MEN Mikro Elektronik GmbH 106 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 4 PPCBug System Calls This allows system calls from user programs MENMON impleme
86. mand See Chapter 6 4 Network Load amp Program Command on page 65 for more info 4 2 3 8 Update from Local Disk using PGM xxx You can use the PGM xxx command to perform a disk to disk image file to disk or image file to Flash copy from the command line with more flexibility as in the Main Menu Program Update Menu see Chapter 4 1 6 Program Update Menu on page 32 PGM CLONE lt sclun gt Media copy 1 1 lt sdlun gt lt dclun gt lt ddlun gt sclun CLUN of source medium sdlun DLUN of source medium dclun CLUN of destination medium ddlun DLUN of destination medium PGM FILE lt sclun gt lt sdlun gt Copy from file lt sfile gt sclun CLUN of source medium sdlun DLUN of source medium stile Source file name 4 2 3 4 Update from RAM using PFLASH The PFLASH command programs on board Flash directly from RAM PFLASH D lt O gt lt S gt Program Flash LE Programs Flash with data from RAM D Device code e g F for Flash C for first disk see Chapter 4 2 3 1 Update via Serial Interface using SERDL on page 40 Note Device codes FPO and SMM are not used O Start offset within device in bytes S Number of bytes to program A Buffer in RAM that contains data to be programmed If missing uses default buffer address of SERDL NBOOT DBOOT command Example Program first 0x10000 bytes in boot Flash with content in RAM at 0x100000 PFLASH F 0 10000 100000 MEN Mikro Elektronik GmbH 41 21MENM 00 E4 2012 03 21
87. me of this machine Empty string No Read write unitnum VxWorks boot device unit number deci 0 No Read write mal Table 22 Standard system parameters carrier board specific parameters icd Description Standard Default na ic c tcal Touch calibration parameters exists for 0 0 0 0 Yes Read write MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 System Parameters 9 6 1 Parameter rststat Reset Cause When MENMON starts up it determines the reset cause and sets firmware parameter rststat accordingly The following values are specified However not every implementation may support all values Table 23 rststat values rststat Value Description pwon Power On pdrop Power Drop Error A monitor circuit has detected that power sup ply was out of range and has reset the board No full power loss occurred swrst nn Board was reset by software by means of the board s reset con siret troller nn is the hexadecimal value of an additional register that can be set through software If nn is omitted the hardware does not support any additional reg ister The following values are defined for nn 00 No special reason 80 OS panic general AO OS panic due to ECC error wdog Board was reset by watchdog timer unit rbut Board was reset by an external reset pin e g reset button temp Board was reset due to activation of temperature monitor srst Board was reset due to activation of
88. move the initrd image to a 4K aligned boundary and pass the address to the Linux kernel See Chapter 10 MENMON on PowerPC Platforms on page 98 for calling conventions 8 3 5 PPCBOOT Boot Info Records The boot info records have been introduced in recent 2 4 x Linux kernels and provide an alternative way to pass parameters from the boot loader to the Linux kernel MENMON passes the following boot info tags on PowerPC pointed to by R3 BI FIRST Start of boot info records BI CMD LINE Contains the kernel command line This tag is missing when no command line is supplied BI INITRD Contains info about the initial RAMdisk This tag is missing when no initrd has been included BI MENMON PARAMETERS tag value 0x1100 Contains a copy of the MENMON parameter string This tag has been added by MEN BI LAST End of records MEN Mikro Elektronik GmbH 84 21MENM 00 E4 2012 03 21 Operating System and Program Execution 8 3 6 PPCBOOT Command Line Passing KERPAR Option Persistent parameter KERPAR stores a string with kernel parameters to be passed to the Linux kernel NBOOT and DBOOT have an option to override this parameter from the command line Kernel parameters can be passed only to PPCBOOT image formats they have no effect on other image types If the kernel parameters contain blanks the string must be surrounded by apostrophes NBOOT KERPAR ip auto rw If neither persistent parameter KERPAR nor the
89. net PHY on page 71 MO lt from gt lt to gt lt cnt gt Move copy memory Chapter 4 2 2 Memory Com mands on page 38 MS lt from gt lt to gt lt val gt Search pattern in memory Chapter 4 2 2 Memory Com mands on page 38 MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 MENMON Command Reference Command Description Details in MT lt opts gt lt start gt lt end gt lt runs gt Memory test Chapter 4 2 2 Memory Com mands on page 38 NBOOT lt opts gt Boot from Network Chapter 8 1 2 Network Boot using NBOOT on page 78 NDL lt opts gt Update Flash from network Chapter 6 4 Network Load amp Program Command on page 65 NETSTAT Show current state of network Chapter 6 5 Network Status ing parameters Commands on page 66 PCI VPD lt devNo gt lt busNo gt lt capld gt PCI Vital Product Data dump Chapter 5 4 2 PCI Commands on page 57 PCIC dev lt addr gt lt bus gt lt func gt PCI config register change Chapter 5 4 2 PCI Commands on page 57 PCID dev lt bus gt lt func gt PCI config register dump Chapter 5 4 2 PCI Commands on page 57 PCI PCI probe Chapter 5 4 2 PCI Commands on page 57 PCIR List PCI resources Chapter 5 4 2 PCI Commands on page 57 PFLASH D lt O gt S lt A gt Program Flash Chapter 4 2 3 4 Update from RAM using PFLASH on page 41
90. network stack its link state is periodically monitored Every 5 seconds the network stack tells the driver to check its link state and reconfigure the network chip if required No special indication is given to the user to tell him about the link state You can display the current link state using the netstat command 6 8 7 Network Interface Shutdown The active network interface is automatically shut down just before MENMON passes control to the operating system or client program to make sure that no DMA activity damages the integrity of the started program MEN Mikro Elektronik GmbH 72 21MENM 00 E4 2012 03 21 Diagnostic Functions 7 Diagnostic Functions Diagnostic tests can be used to test if the hardware is in good health MENMON provides a pool of tests the list of provided tests is implementation specific Diagnostic tests for non optional hardware components are always registered hardwired in MENMON MENMON scans for optional components and registers available diagnostic tests for the components found during the scan Each test can be in one or more of the following test classes or none at all The MENMON implementation decides which test belongs to which class es POST Executes during power on requires no external equipment AUTO Requires no external equipment NONAUTO Requires external equipment or user interaction ENDLESS Executed by endless test You can run diagnostic tests during POST see b
91. nly repdat Board last repair date MM DD YYYY Yes Read only sernbr Board serial number Yes Read only 1 Parameters for production data of carrier boards will use prefixed parameter names e g c brd Table 20 Standard system parameters MENMON persistent parameters Parameter ENT Parameter User alias Description Standard Default String ccess bsadr bs Bootstrapper address Used when BO l0 No Read write command was called without argu ments hexadecimal 32 bits cbr baud Baudrate of all UART consoles dec 9600 Yes Read write see Chapter 2 8 Selecting the Baud Rate on page 15 con0 conN CLUN of console O n hex see Chap Depends on No Read write ter 2 2 Selecting Consoles on page 11 implementation ecl CLUN of attached network interface OxFF No Read write hex see Chapter 6 1 1 Network Per sistent Parameters on page 61 gcon CLUN of graphics screen hex see OxFF auto No Read write Chapter 2 2 Selecting Consoles on page 11 hdp HTTP server TCP port decimal 1 No Read write kerpar Linux Kernel Parameters 399 chars Empty string No Read write max Idlogodis Disable load of boot logo bool 0 No Read write mmstartup Start up string 511 chars max Empty string No Read write startup nmacXx MAC address of Ethernet interface x OxFFFFFFFFFFFF Yes Read write 0 n Format e g 00112233445566 Stored either in CPU board EEPROM or dedicated ROM of Ethernet device If no valid Ethernet address nmacX is an empty str
92. nts a small subset of the system calls implemented in Motorola s PPCBug The implemented system calls are binary compatible with PPCBug The system calls can be used to access selected functional routines contained within the debugger including input and output routines The System Call handler may also be used to transfer control to the debugger at the end of a user program 10 4 1 Invoking System Calls The System Call handler is accessible through the SC system call instruction with exception vector 0x00C00 System Call Exception To invoke a system call from a user program insert the following code into the source program ADDI R10 RO XXXX SC The code corresponding to the particular system routine is specified in register R10 e Parameters are passed and returned in registers R3 to Rn where n is less than10 XXXX is the 16 bit code for the system call routine and SC is the system call instruction system call to the debugger Register R10 is set to OX0000xxxx MEN Mikro Elektronik GmbH 107 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 4 2 System Call BRD_ID Name BRD ID Return pointer to board ID packet Code 0070 Description This routine returns a pointer in ROS to the board identification packet The packet is built at initialization time The format of the board identification packet is shown below MENMON only implements some fields of the original PPCBug
93. ommand interpreter and is invoked in case of an error at system start up You can also enter the command line interface through the Setup Menu submenu Diagnostics Enter MenMon 4 2 1 Command Line Editing Each MENMON command conforms to the syntax COMMAND lt arg1 gt lt arg2 gt lt argn gt The meaning and number of arguments are specific to each command The command name itself is not case sensitive Arguments can be case sensitive depending on the command 4 2 1 1 Numerical Arguments Many MENMON commands require numerical arguments Numerical arguments may be numbers or simple expressions lt num gt num is interpreted as a hexadecimal value command depen dent lt num gt num is also interpreted as a hexadecimal value lt num gt num is interpreted as a decimal value lt num gt num is interpreted as a binary value These arguments can be combined using the arithmetic operators and Example 1 MenMon gt D 189098 Dumps address 0x10000 Some of the addresses used in our examples may not be suitable for your board s address mapping If you want to try out MENMON s functions please compare the example addresses with your mapping first MEN Mikro Elektronik GmbH 36 21MENM 00 E4 2012 03 21 Using MENMON 4 2 1 2 Line Editing Features Command History MENMON supports a fancy line editor supporting the following special keys lt CTRL gt lt H gt Backspace and delete previous character
94. only when MENMON stops the boot process for user interaction for example when the screen menu or the command line interface was invoked 3 4 MENMON Start up Screen The MENMON start up text screen appears only on text consoles at start up You can display this screen also from the command line through command LOGO It provides information on the hardware and board versions and on the MENMON version Secondary MENMON for MEN EMO4 N 3 4 002 2005 MEN Mikro Elektronik GmbH Nuremberg 2nd Edition Created Jun 24 2005 10 31 04 EMO4N11 CPU MPC8245 12555 CPU MEM Clock 384 128 MHz 0l 09 0 DIMM Module 64 MB 222 EC0OL 00 Rey 00 00 00 serial 20 MEN Mikro Elektronik GmbH 18 21MENM 00 E4 2012 03 21 MENMON Start up 3 5 Start up String When MENMON starts up it reads the system parameter mmstartup For details on system parameters see Chapter 9 System Parameters on page 86 If mmstartup is not empty MENMON executes the commands stored in mmstartup which typically include NBOOT or DBOOT commands If mmstartup is empty or all commands in mmstartup have been executed MEN MON checks the parameter bsadr bootstrapper address If the bootstrapper address is not zero MENMON enters the bootstrapper same as BO command see Chapter 8 1 3 Boot from an Existing Image using BO on page 80 If both mmstartup and the bootstrap settings are invalid MENMON enters the command line interface The start up string is com
95. oot Host To reach host IP IP Default Gateway Address Hostname of this Machine Basic Setup gt Boot Sequence Any Disk None None Real time clock 05 06 15 IP Address of this Machine 192 161 25 Subnet Mask of this Machine unset IP Address of Boot Host 192 1 l 22 IP Default Gateway Address 192 1 1 22 Hostname of this Machine kp MEN Mikro ElektronikGmbH 24 21MENM 00 E4 2012 03 21 Using MENMON Table 7 Expert Setup menu Setting Description Startup string Raw start up string editing Speed setting of network interface O Auto fixed speed selection of Ethernet ports Name of bootfile Name of the boot file to use Linux kernel parameters Expert Setup gt Startup string DBOOT Speed setting of network interface 0 AUTO Name of bootfile vxworks st Linux kernel parameters unset The parameters are explained in more detail now 4 1 3 1 Basic Setup Boot Sequence With this parameter the user can select up to three boot methods that will be executed on every system start MENMON will try each boot method in the specified order until it finds a valid boot file Table 8 Basic Setup Boot Sequence possible settings Boot Method Description None No action Any Disk Boot from any disk DBOOT command without arguments Ether BP Boot from network NBOOT command without arguments Ether FTP BP Boot from network NBOOT BOOT FTP Ether
96. ork stack accordingly The parameter can be left blank displayed as unset In this case no default gateway is assumed unless overridden by BOOTP response In the dialog you can enter only numerical characters 0 9 and a dot MEN Mikro Elektronik GmbH 26 21MENM 00 E4 2012 03 21 Using MENMON 4 13 7 Basic Setup Hostname of this Machine Allows the user to configure the hostname of this machine This setting is stored in system parameter netname The operating system can use this parameter MENMON does not use this setting In the dialog you can enter characters 0 9A Za z 4 1 3 8 Expert Setup Startup string Allows to directly edit the list of commands to execute on start up startup string The maximum size of the string is 511 bytes This size may be smaller depending on the MENMON implementation See also Chapter 3 5 Start up String on page 19 4 1 3 9 Expert Setup Speed setting of network interface X The Expert Menu contains one item for each Ethernet interface found in the system A maximum of 3 interfaces can be edited through this menu Each setting allows the user to set up a fixed speed duplex mode for the Ethernet interface in case Ethernet autonegotiation autosensing causes problems Table 9 Expert Setup Speed setting of network interfaces possible settings Setting Description AUTO Use autonegotiation autosensing 10HD Use fixed parameters 10 Mbits s speed
97. posed of MENMON commands separated by semicolon e g DBOOT 1 NBOOT CLUN 3 You can set the start up string from the command line or through the Setup Menu Expert Setup see Chapter 4 1 3 Basic Expert Setup Menus on page 24 To set the start up string from the command line MenMon ee mmstartup DBOOT 1 NBOOT CLUN 3 To clear the start up string MenMon gt ee mmstartup 3 6 Problems during Start up Normally MENMON continues to boot on self test failure However if system parameter stignfault is 0 booting stops For details on system parameters see Chapter 9 System Parameters on page 86 If the main memory DRAM is not working MENMON enters the so called Degraded Mode In this mode MENMON will run in Flash and will only use on chip RAM Cf Chapter 3 7 1 Degraded Start up on page 20 In Degraded Mode it is possible to run a board bring up command such as a memory test However it is not possible to boot an operating system Whether network operation is possible depends on the CPU type MEN Mikro Elektronik GmbH 19 21MENM 00 E4 2012 03 21 MENMON Start up 3 7 Special Start up Options 3 7 1 Degraded Start up When MENMON is starting it checks the serial console for incoming characters Very early it checks for characters d or D If one of these characters is detected normal start up is aborted and MENMON goes into Degraded Mode i e it does not use SDRAM If D has been pressed DRAM is not se
98. r than 13 MB the load address is 0x02000000 or 0x10000000 if it is smaller This works for the DBOOT command only as the file size is not known for NBOOT before the file load has completed The LOAD parameter can be used to override this default address When the LOAD parameter is used MENMON will not check if the loaded image could overwrite MENMON data MEN Mikro Elektronik GmbH 61 21MENM 00 E4 2012 03 21 8 3 Image Formats MENMON analyzes the type of the file just loaded It can be ELF PReP PPCBOOT e g compressed Linux kernel MENMON file Figure 5 Operating system execution program flow MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 RAW no special format e g uncompressed OS 9 boot E Check for ELF Check if relocation would overwrite MENMON or image j PA ZN Load image would lt 7 be overwritten Is ELF MENMON would be overwritten Y Swap stack m runaway stack Jump into MENMON code in Flash ELF relocation Direct jump into client program No debugging exception handling n Client running e Client running Q E rs Not ELF Check for PReP or MENMON image K types J gc S M P Y SL p d Not MENMON PReP po S la i Check for UBoot Image assume RAW v Set up Environment register file to call client program ELF relocation Start program via Debu
99. res MENMON includes a simple assembly level debugger featuring Built in assembler disassembler Manipulation of all user level registers nstruction breakpoints Single stepping Exception handling either caused by client program or MENMON Restrictions of MENMON debugger No support for supervisor registers On chip hardware breakpoints not supported Explanation of register bits removed was present in MENMON 2nd Edition Client program must not overwrite MENMON code data memory areas Client program must not modify exception prefix MSR IP on 603E IPVR on E500 Client program must not alter sprg0 3 10 3 2 Register File The register file saves the state of the client program It consists of registers GPRO 31 named RO 31 P instruction pointer MSR machine state register CR CTR LR XER FPRO 31 named F0 31 FPSR on CPUs with FPU Register File Commands Dump current IP disassemble instruction at IP dump CR MSR all GPRs all Dump all known registers reg Dump specific register e g msr or r16 reg value Modify specific register e g msr 3090 or r16 abcdef01 MEN Mikro Elektronik GmbH 104 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 3 3 GO Command GO lt addr gt Jump to user program addr Start address of user program If missing use value of IP register Command GO executes a client program It is available in two forms Execute program a
100. rial port status routine 0001 IN STAT is used to see if there are characters in the default input port buffer RO3 is set to indicate the result of the opera tion No arguments required R03 Bit 3 ne 1 Bit 2 eq 0 if the receiver buffer is not empty R03 Bit 3 ne 0 Bit 2 eq 1 if the receiver buffer is empty MENMON on PowerPC Platforms 10 4 6 System Call RTC_RD RTC_RD Read the RTC registers Name Code Description Entry Conditions 0053 RTC_RD is used to read the Real Time Clock registers The data returned is in packed BCD Fills a buffer of 8 bytes The order of the data in the buffer is Table 29 MENMON system calls RTC_RD buffer data YY MM DD dd H M S 0 Begin buffer SR YY Year 2 nibbles packed BCD MM Month 2 nibbles packed BCD 1 12 DD Day of month 2 nibbles packed BCD 1 31 dd Always 0 H Hour 2 nibbles packed BCD 0 23 M Minutes 2 nibbles packed BCD 0 59 S Seconds 2 nibbles packed BCD 0 59 RO3 Buffer address where RTC data is to be returned Exit Conditions Buffer now contains date and time in packed BCD format different from Entry MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 4 7 System Call DSK RD Name Code Description MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 DSK RD Disk read routine 0010 This routine is used to read blocks of data from the spe
101. ring the self test and disappears when the self test is finished The underlying bitmap is then restored The upper left position of the setup button is at y center 50 x center 27 the size of the button is 55 by 35 pixels width by height Additionally MENMON displays the booting state in a rectangular area at the bottom right edge of the screen starting at y height 20 x width 200 This area should be left black by the boot logo in the boot logo bitmap 1 Newer MENMONSs may also support FAT 32 MEN Mikro Elektronik GmbH 20 21MENM 00 E4 2012 03 21 Using MENMON 4 Using MENMON 4 1 Screen Oriented Menu User Interface MENMON provides a user friendly PC like setup menu to configure MENMON parameters perform firmware or operating system updates and run diagnostic tests The menu driven user interface is available on VT100 terminals on VT100 over Telnet on MENMON HTTP monpage on frame buffer graphics color or b w display You can enter the main menu by pressing the Setup button on the touch panel or won s on the serial console during the self test procedure Alternatively you can invoke the setup menu from the command line through command SETUP The following sections give an overview of navigation and functionality of the setup menu dialogs 4 1 1 General Menu and Dialog Navigation 4 1 1 1 Menus Examples Main Menu Basic Setup ESC Arrow left leave menu ENTER Arrow right enter menu item
102. rmat detection at the specified address see below and executes the image It performs the same steps as executed by the NBOOT DBOOT commands after the file has been loaded to memory If no address is specified the command uses parameter bs for the address unless this is set to 0x00000000 MEN Mikro Elektronik GmbH 80 21MENM 00 E4 2012 03 21 Operating System and Program Execution 8 2 Special Boot Options 8 2 1 Boot Command HALT Option NBOOT and DBOOT both have an option to stop the boot algorithm at certain points e HALT 1 Stop after loading image to memory e HALT 2 Stop after executing first instruction of image after possible reloca tion uncompression On PowerPC architectures this will work only when booting ELF RAW or PReP images and ELF image sections have not overwritten MENMON 8 2 2 Boot File Load Address LOAD Option Regardless of the file format the entire boot file will be loaded first to MENMON s download area which is typically 0x01000000 or 0x02000000 on PowerPC platforms Since MENMON code data sections are normally located at 0x01D00000 to OxOIFEFFFF the image size is limited to 13 MB when the load address is at 0x01000000 therefore the new MENMON implementation will use 0x02000000 as default if backward compatibility is not an issue and if at least 64 MB RAM is available Some implementations choose the load address dynamically depending on the size of the loaded file If the file is large
103. s Some implemenations such as EM4 allow the user to choose where to store those strings The useflpar parameter determines whether to store them in CPU EEPROM useflpar O or in Flash useflpar 1 In the latter case if the application needs to change those parameters the operating system needs write access to the boot Flash which is not always the case If network interfaces provide their own SROM the system parameters nspeedX and nmacx access the corresponding values inside the SROM MEN Mikro Elektronik GmbH 86 21MENM 00 E4 2012 03 21 System Parameters 9 2 Checksum Protection of Parameter Sections Parameter data is divided into groups e g Production data MENMON parameters Each section is protected by a 4 bit magic ID and a 4 bit XOR checksum over the rest of the section as shown in the following example Standard production data section 16 bytes struct ID 0xD and parity board HW revision xx yy zz board serial number board model name of HW e g EMO4 null term Zdefine EEID PD Oxd Pez apre ID FOR EEPROM 757 237p Ce CHEST u int8 pd id osos u int8 Cl PEVISTOMLSIe te U INTIZ pd_serial PARE u int8 pd model OPE char pd hwNameL6 Jae u_int8 pd_resvd 1 j EEPROD starice u inte Celebs w inre ues U mirs lem U TNO parity xls while len papiry sprp gt 4 parity Sor m Oxi s ptr return parity L Y W xeee el wes
104. s WD765 standard floppy disks up to 1 44 MB 1 Newer MENMONs may also support FAT 32 MEN Mikro Elektronik GmbH 50 21MENM 00 E4 2012 03 21 Device and Driver Management 5 2 3 Listing Disk Partitions and Contents You can use command LS on the command line to display the partitions and files of a LS lt clun gt lt dlun gt lt opts gt specific disk device clun n dlunzn opts PARTzn Example M enMon gt LS 1 List files partitions on device Controller logical unit number see O command for list of CLUNs Chapter 5 1 3 Display MENMON BIOS Tables on page 47 If not specified use CLUN 0 Device logical unit number see O command for list of DLUNs Chapter 5 1 3 Display MENMON BIOS Tables on page 47 If not specified use DLUN 0 on controller Partition number on device 0 entire drive 1 4 partition 1 4 If not specified list first partition Partition Table on CLUN 0x01 DLUN 0x00 167023 IDE TOSHIBA 2 3 4 THNCFO32MBA Type Stat Offset 1 0x04 0x80 0x00000020 0x00 0x00 0x00000000 0x00 0x00 0x00000000 0x00 0x00 0x00000000 THNCF032MBA Filename Size 0 0 0 1 31 ITE 252900 1000 02 TXT 252515 1000 03 TXT 252516 1000 04 TXT 246344 1000 05 TXT 252658 1000 06 TXT 252677 APP OUT 618090 HW SPR 1 TXT 242029 HW SPR 2 TXT 357229 LOGO1 TXT 3417 PLDI 1 PTT 25 2259 PUD mE ST 252915 PUD iL mS WD 240135 SML dL dE s DATE 305565 SL oed s YT 31155
105. se download area Device and Driver Management 5 2 5 Displaying and Modifying USB Settings Depending on the board hardware newer MENMON versions also provide USB support The command line interface includes the following commands USB lt bus gt Initialize USB controller and devices on a USB bus bus USB bus number 0 n default 0 If no bus number is given the default bus port configuration will be tried USBT lt bus gt Shows the USB device tree for the current bus lt p1 gt lt p5 gt bus USB bus number 0 n default 0 p1 First USB port number p5 Last USB port number Shows the USB device tree of all buses available if no parameters given or just the selected port path USBDP lt bus p1 p5 gt Display modify USB device path d lt x gt bus USB bus number 0 n default 0 p1 First USB port number p5 Last USB port number d lt x gt Default port path configuration x 0 n Display or modify the port path to the USB boot device To modify the device path bus and p1 are mandatory or d must be passed for the default setting If no arguments are passed the command only displays the current setting MENMON can boot from USB storage devices which support the bulk protocol Currently most USB sticks support this protocol The user interface is the same as for local hard disks e g you can list files on the USB device selected through USBDP using command LS See Chapter 5 2 3 Listing Disk Partitions and Conten
106. specified device Device number Config register address Bus number Function number List PCI resources Dumps the PCI resources I O and memory allo cated for each device VEN ID ADDR SIZE Ox 0 Oxla Ox Q r7 0x1209 MEM Resources 0x8086 0x0100 0x0040 busNo devNo funcNo DEV ID VEN ID ADDR SIZE Ox 0 Oxla Ox 0 0x1209 0x8086 0x92000000 0x00001000 0x92020000 0x00020000 Ox Oxid Ox 0 0x5104 0x1172 0x90000000 0x00002000 PCI VPD lt devNo gt lt busNo gt lt capld gt devNo busNo capld MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 0x80000000 0x00400000 0x80800000 0x00400000 PCI Vital Product Data dump Raw dump Device number Bus number Address to VPD CAP ID Device and Driver Management 5 5 Chameleon FPGA Devices MENMON can handle MEN Chameleon FPGA devices Chameleon FPGA devices appear as a PCI single function on the PCI bus A Chameleon FPGA may implement many different sub units To allow software to determine which units are present in the FPGA each Chameleon FPGA implements a ROM table describing all units with some parameters e g base address MENMON uses the Chameleon table to automatically adapt to the implemented FPGA units 5 5 1 Chameleon Table Support Command CHAM shows the Chameleon unit table read from the chameleon FPGA If a CLUN number is passed MENMON dumps this Chameleon table CHAM lt clun gt Dump FPGA
107. ss and status of each test is displayed in the same line as the test name Example Automatic Test Menu gt Run all tests Quick SDRAM connection test OK ETHERO PCI amp internal loopback OK Quick SRAM connection test OK EEPROM cell 0 check OK RTC presence OK Internal CF access sector O0 read FAILED Touch controller OK Printer communication FAILED MEN Mikro Elektronik GmbH 29 21MENM 00 E4 2012 03 21 Using MENMON 4 1 5 2 Diagnostics Run Interactive Tests Interactive tests work in the same way as automatic tests but the lists of tests include tests that require external test equipment tests that take a long time to execute tests that require user interaction e g press button tests that destroy memory media content The behavior and appearance of the menu are the same as in the Automatic Tests menu Example Interactive Test Menu gt Run all tests Full SDRAM test ETHERO PCI amp external loopback Full SRAM test RTC running COMI Tx Rx external loopback External CF access sector 0 read COM3 Line transceivers COM4 Tx Rx external loopback COM5 Tx Rx external loopback CAN front rear interface CAN2 with SA08 Print rest page Cll BIPTTREET Printer formfeed button COM2 Tx Rx external loopback MEN Mikro Elektronik GmbH 30 21MENM 00 E4 2012 03 21 Using MENMON 4 1 5 3 Diagnostics Run Endless Tests Endless tests are mainly used for qualification or burn in tests
108. t The MENMON parameter string stores multiple parameters with their value in a single ASCII string The following specification does not apply to the VxWorks bootline which has a similar but not identical format Example of a tuple string parl valuel par2 value with blanks par4 yy Parameter names may consist of ASCII characters 0x21 0x7E except blanks and characters Parameter names are case sensitive A parameter name does not appear more than once in the tuple string e The equal sign immediately follows the parameter name The parameter value starts after the and ends with the next blank or EOS fthe value contains blanks the value must be surrounded by apostrophes Apostrophes can be nested but only if each opening apostrophe is preceeded by a z character e g par2 value with blanks subpar nested value e The parameter value may contain ASCII characters 0x20 0x7E Tuples are separated by any number of blanks MEN Mikro Elektronik GmbH 89 21MENM 00 E4 2012 03 21 System Parameters 9 5 2 MENMON Parameter String Content On PowerPC platforms the MENMON parameter string is located at address 0x3000 The string has a length of 1024 chars including V0 It contains All non persistent parameters detected by MENMON Production data of CPU and possibly carrier board for backward compatibility Parameters for on board Ethernet devices with or without their own SR
109. t specified address GO 100000 Continue program at address stored in register file IP register G0 In any case before MENMON jumps to the program it activates possible breakpoints it restores the client program s state from the values stored in the register file The client program continues execution until a break point is encountered a client program issues a system call to enter MENMON see Chapter 10 4 8 System Call RETURN on page 112 There is no way to abort a running program from the console The client program is responsible to serve the watchdog timer if activated 10 3 4 Single Step Command S lt addr gt Single step user program addr If present begin stepping at addr This command is similar to the GO command but executes only exactly one instruction using the trace facility of CPU Single step program at specified address S 100000 e Single step at current IP at address stored in register file IP register S After each step MENMON displays a register dump same format as with command and enters its command line interface By contrast to the GO command single stepping does not activate break points MEN Mikro Elektronik GmbH 105 21MENM 00 E4 2012 03 21 MENMON on PowerPC Platforms 10 3 5 Break Points MENMON supports up to four break points in a user program B Display all break points BD B lt no gt lt addr gt Set a break point no Break point number 0 3 addr Abso
110. t up at all If d is pressed DRAM is set up but not used 3 7 2 FPGA Loading Normally when MENMON starts on a board that has an FPGA and finds the FPGA is not loaded a power on reset is assumed Before the FPGA is loaded however MENMON checks whether F was pressed If so it does not load the FPGA 3 8 Changing the Boot Logo Before self test MENMON attempts to load a boot logo from a port specific medium typically onboard CompactFlash or NAND Flash unless disabled through system parameter dlogodis MENMON looks for a file named bootlogo bmp on the medium The file must be in the root file system of a DOS FAT 12 16 file system on any partition on the medium The medium may or may not have a partition table bootlogo bmp must be a Windows not OS 2 BMP file with the following attri butes Bitmap can be stored uncompressed or compressed with compression type 1 8 bit Run Length Encoding The BMP file must include a color table with 256 entries The BMP s bits per pixel must be 8 The BMP s size must be smaller than or equal to the graphics screen If the BMP file is smaller it is centered on the screen If no bootlogo bmp file can be found on the medium or boot logo loading is disabled the default MEN boot logo is shown A Setup button is shown when the selected graphic console is a touch panel The boot logo s image shall reserve some space for this button The Setup button is only shown du
111. trollers not used Consoles text mode Graphics consoles Miscellaneous controllers The implementation may assign symbolic names to each instance of a controller device e g COMI or TOUCH If no specific name is assigned each controller device is assigned an automatic name according to its device class such as ETHERO The CLUN is an 8 bit number the exact numbers are board specific but shall be as follows Table 11 Recommended CLUN ranges CLUN Description 0x00 0x1F On board devices 0x00 shall be used for disk devices only as this value has spe cial meaning for network and console devices 0x20 0x3F Auto detected devices typically off board 0x40 0xFE For console devices like Telnet HTTP monitor page OxFF Reserved MEN Mikro Elektronik GmbH 00000 46 21MENM 00 E4 2012 03 21 Device and Driver Management MenMon gt IOI Nam IDE IDE 0x02 ETH 0x08 CO 0x09 CO TOU 0x0b CO Ox0c CO Ox0d CO 0x0e CO 0x10 CA Scanning for 0x00 0x00 Int Scanning for 0x01 0x00 Ext e 0 2 C ERO NONE er a 3 Controller Dev Table TEST GXCONSI MISCO Devi CLUN DLUN Nan 5 1 2 For disks there is an additional layer devices For example an IDE or USB hard disk would be called a device by the MENMON BIOS Each device is assigned a Device Logical Unit Number DLUN that is unique for the controller The MENMON device table is built dynamically on requ
112. ts on page 51 To boot quickly and to rule out problems with incompatible USB devices the default configuration scans and uses only specified port trees MEN Mikro Elektronik GmbH 53 21MENM 00 E4 2012 03 21 Device and Driver Management The following gives an example scan with a USB stick MenMon gt usb USB O OHCI at f0001000 trying gt portpath gt 0 USB 1 UHCI at fe000000 trying gt portpath gt 0 MenMon gt usbt Bus l Hub 12MBit s OmA devAddr 1 UHCI Root Hub 0 Mass Storage 12MBit s 200mA devAddr 2 USB Flash Disk 35261740230DA519 You can also pass the bus number to the USB command Then it scans not only the configured port path but the entire configuration on the specified bus In this example the USB stick is connected to an extra hub MenMon gt usb 1 USB 1 UHCI at fe000000 MenMon gt usbt Bus l Hub 12MBit s OmA devAddr 1 UHCI Root Hub 0 Hub 12MBit s 100mA devAddr 2 USB2 0 Hub 3 Mass Storage 12MBit s 200mA devAddr 3 USB Flash Disk 35261740230DA519 Command USBDP lets you display and configure the current configuration for USB boot MenMon gt usbdp boot device path is USB bus gt 0 portpath gt 0 MenMon gt usbdp d 1 boot device path is USB bus gt 1 portpath gt 0 You can use the DBOOT disk boot command to boot from the configured USB device MenMon gt dboot 5 Looking for bootfile vxW5 5 emOl st MMBIOS OpenDevice clun dlun 5 0 Trying
113. ud Baud rate of all UART consoles Board specific Read write dec normally 9600 A change of the baud rate will not take effect until the system is restarted For details on system parameters see Chapter 9 System Parameters on page 86 2 9 Selecting the Video Mode System parameter vmode can be used to select the video mode for all active graphic screens present in the system Table 3 Video mode selection system parameter vmode Parameter alias Description Default User Access vmode Vesa Video Mode for graphics 101 640x480 8 Read write console hex bits per pixel If a graphics device does not support the selected mode it falls back to the device specific standard mode A change of the video mode will not take effect until the system is restarted A Please note that not all graphics drivers use this setting Table 4 Supported video modes Video Mode Number hex Description 101 640 x 480 8 bit indexed colors 11 640 x 480 16 bit 5 6 5 RGB colors 112 640 x 480 32 bit x 8 8 8 RGB colors 103 800 x 600 8 bit indexed colors 14 800 x 600 16 bit 5 6 5 RGB colors 11 800 x 600 32 bit x 8 8 8 RGB colors 105 1024 x 768 8 bit indexed colors 1 1024 x 768 16 bit 5 6 5 RGB colors 11 1024 x 768 32 bit x 8 8 8 RGB colors 107 1280 x 1024 8 bit indexed colors 1 1280 x 1024 16 bit 5 6 5 RGB colors For details on system param
114. un gt lt reg gt lt val gt Ethernet MII register command Dump change MII reg of Ethernet PHY clun Dumps all regs of specified CLUN clun reg Dumps only register reg clun reg val Writes value to register reg 6 8 4 SROM Programming of On board Ethernet Devices If on board Ethernet devices have dedicated non volatile storage e g SROM to store MAC addresses etc MENMON implementations will automatically program this SROM whenever the CPU board serial number is changed This is done implicitly by the EE PROD command The MAC address can be overwritten independently of the serial number of the board through parameter nmacx Whenever the MAC address is programmed into SROM each driver reprograms the entire SROM with default values applies for on board devices only MEN Mikro Elektronik GmbH 71 21MENM 00 E4 2012 03 21 Networking Functions 6 8 5 Attachment of New Network Interface When a new network interface is attached the following sequence is performed Get MAC address from nmacX which gets it from the device or CPU EEPROM Verify device EEPROM checksum if supported by device print warning on failure Get persistent speed from SYSPARAM which may be AUTO or a fixed speed If no persistent speed is available use AUTO Start up network interface with the required speed Do not wait until link setup is complete see next chapter 6 8 6 Link State Monitoring As long as a network interface is attached to the
115. ver in the network Its behavior and parameters are basically identical to command NBOOT but it additionally programs the specified file into Flash after download The LAN interface to be used can be selected through parameter CLUN The file name extension and password if required are identical to the SERDL command NDL lt opts gt Update Flash from network opts BOOTP default Obtain IP addresses from BOOTP server STATIC Use static IP addresses TFTP default Fetch file via TFTP method FTP Fetch file via FTP method CLUN n Controller logical unit number see IOI command If not specified use first Ethernet controller FILE file File name to boot If not specified file name must be provided by BOOTP server LOAD addr Temporary buffer address before file is programmed PW passwd Boot sector protection password see SERDL com mand Example MenMon gt NDL FILE MENMON_EM 4 SMM PW MENMON Retrieves all IP parameters by BOOTP protocol then loads MENMON_EM04 SMM from the host directory specified by the BOOTP server over TFTP and programs the file into the location in boot Flash used to store the secondary MENMON MEN Mikro Elektronik GmbH 65 21MENM 00 E4 2012 03 21 6 5 PING lt host gt lt opts gt host opts n lt count gt t lt timeout gt l lt length gt r lt rate gt NETSTAT Example MenMon gt NETSTAT MYRDE BOOTP status subnet mask mos 1P gateway IP bootfile ethernet clun
116. x0le0def0 0x01e0d7e0 0x00000000 0x00000000 IOID displays the controller driver not device table for example MenMon gt IOID Controller Drv Table Driver DUART8245 2025 UART Z2 DISP 7044 DISP EMO4TOUCH CHAMELEON 12023 INDIE CANGPIO EEPRO100 TELSVR HTTPD_MON MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Type CONSOLE CONSOLE GXCONS GXCONS GXCONS MISC IDE CONSOLE ETHER CONSOLE CONSOLE Device and Driver Management 5 1 4 Autoprobe for PCI Devices Before self test MENMON scans the PCI bus for devices and all registered drivers are probed for each device Each device found creates an entry in the MENMON controller device table At this time however the hardware of the device will not be initialized This will be done on demand when the device is accessed for the first time 5 1 5 Autoprobe for Chameleon FPGA Units MEN s Chameleon FPGA is a special PCI device If such a device is found on PCI the Chameleon table is scanned and all registered drivers are probed If a driver detects that a Chameleon unit is detected that it supports it creates one or more entries in the MENMON BIOS controller device table MEN Mikro Elektronik GmbH 49 21MENM 00 E4 2012 03 21 Device and Driver Management 5 2 Disk Support MENMON supports different kinds of disk devices primarily for booting through DBOOT 5 2 1 Support for Disk Boot Disk boot supports the following Boot from any dis
117. y point relative to load address Ignored for ELF files If not specified defaults to O 1 Stop after loading the file from network 2 Stop immediately before starting image Parameters to add to kernel command line only used when booting PPCBOOT image Number of retries for BOOTP TFTP ARP requests Minimum number of seconds to wait for TFTP response By default network boot consists of two steps Obtain IP address host IP and boot file name through BOOTP see Chapter 6 3 Obtaining the IP Configuration via BOOTP on page 65 A generic image name can be passed to the NBOOT command using the FILE option see Chapter 6 1 Network Configuration on page 61 Load boot file through TFTP Once the file has been loaded the loaded image is analyzed and started as described below The IP configuration method and transfer protocol can be specified through the BOOTP STATIC and TFTP FTP options For historic reasons the following combinations of config protocol and load protocol are allowed MEN Mikro Elektronik GmbH 21MENM 00 E4 2012 03 21 Operating System and Program Execution Table 15 NBOOT allowed combinations of config protocol and load protocol Parameter on Command Line IP Config Method Transfer Protocol none BOOTP TFTP TFTP STATIC TFTP FTP STATIC FTP BOOTP TFTP BOOTP TFTP STATIC TFTP STATIC TFTP BOOTP FTP BOOTP FTP STATIC FTP STATIC FTP Further parameters

21MENM-00 E4 User Manual - Diamond Point International

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