KMK/JŻ IDE User's Manual
Contents
1. adapter settings 2 General settings 3 Cartridge settings 4 Time settings 5 Default drive settings and 6 Other functions IV ATA IDE host adapter settings I DE interface on Once the first one is switched to off and the configuration screen is left with Control X or Control B the IDE disk stops being visible to the system S lave IDE 1 off When you use only one disk i e the master device only you may want to disable the ATA slave drive to prevent the firmware from attempts to communicate with it which may for example add a 5 second delay to boot up time IMPORTANT In BIOS es before v 0 8 slave drive access does not work please either keep this option off or upgrade V General settings Quick disable off Quick disable allows to enable yet another hot key combo Shift Reset Holding the Shift key and hitting Reset is equal to IDE Interface off as described above This is handy when you need to temporarily disable access to the hard disk and do not want to go to the configuration screen nor want this setting be remembered by the Non volatile memory Pressing the Reset key alone enables the hard disk access again P oweron delay 0 s Poweron delay adds the given number of seconds to the OS initialization time at power up time not at cold reboot however It 1s handy when the spin up time in your disk is a little bit longer than the IDE Plus ROM firmware expects by default so th2. asked to change disk by pressing 1 or A for D1 2 or B for D2 and so on When the disk you selected has a known format a directory listing should appear unless the disk is empty Directories are marked by the character displayed to the left of the name the remaining ones are files One entry will be highlighted displayed in inverse video This is the cursor position you may move it using the arrow keys with or without the Control key depressed Use the Return key to enter a subdirectory the cursor is positioned on When you hit Return while the cursor is standing on a file and the file is executable it will be loaded While loading you may see a message like Memlo 0936 printed at the bottom of the screen This informs you how much RAM the loader occupies in this case from 0700 to 0936 which makes 566 bytes including 512 byte sector buffer Many games and many game cracks do really weird things therefore you will always be able to find a game which does not work with this loader But anyway this loader runs more games than its disk based version mainly because of much lower RAM footprint If a game refuses to load it may be a good idea to cold reboot your Atari and try again A short help screen will appear when you press the key while in the file list Any key pressed there brings you back to the directory display Note that the Atari BASIC is disabled by default when Control B is hit while i
3. IDE Plus 2 0 Configuration Screen Guide Copyright c 2011 2012 by JZ and KMK Revised 13 07 2012 Table of contents I Basic TUNCHON ege deed eegene Rs tulo AAA amv itaeueausbaeaaucansieas cd Mn tee IV ATA IDE host adapter SEIS AA AA Bais Garten dese cs Y General SUIS SAI AER E T WIP Catt SE sii A E cas daxas MA LEE VHI DEAD E Sei Sys Fonsi cated A Patch TE ocak aaa Nd Paha A Bd Sal RE Kee EE X ET TEE ALO AU NK I Basic function keys Some of the interface s functions may be invoked by holding down certain keys or key combos during OS reset either cold or warm These keys are 1 Start this invokes the main configuration screen explained below 2 Shift Control Return this disables the entire device You normally do not need to use the latter combo Its whole purpose is to force the OS to skip the device while initializing the entire system It may only be necessary when the interface s ROM went partially bad because of a damage Also it only works while cold reset cold reboot is taking place The other one quite contrary will probably be used by you very often If either combo has to take effect the key s must be held down first then you have to hit the Reset key After that do not release the other key s immediately but wait a little up to 3 seconds while the OS initialization routine is executing II The main configuration screen The Start Reset key combo invokes a menu which may look le
4. NFIG SYS file from and which will become the default drive for the Command Processor When SpartaDOS X is not used this option has no effect Otherwise when SpartaDOS X is used but the CONFIG SYS is set to zero as shown above the Boot drive setting is used instead B oot drive DO Boot drive 1s the drive the system will boot from except when SpartaDOS X is active see above When a zero is selected here D1 is assumed Separating these two options allows you to start e g MyDOS from one partition and SpartaDOS X from another one without a need to manipulate the settings every time you are changing DOSes IX SIO settings U Speed SIO off US on D 1 off US on D 2 off US on D 3 off US on D 4 off These control the internal high speed SIO routines When USpeed SIO is set to on the IDE Plus ROM enables the UltraSpeed protocol for serial devices including disk drives connected externally to the regular SIO port Up to 16 devices including 15 disk drives may be handled this way In other words you may now use high speed SIO transfers even without patching the ROM in your Atari As of BIOS version 1 0 when the UltraSpeed protocol is globally enabled with USpeed SIO on you may selectively disable or enable it for each of the disk drives D1 D2 D3 and D4 by setting the respective sub options to on or off When such a sub option is set to off for a drive any requests made to that disk drive are passed on t
5. at a time out occurs while waiting for the disk to become ready quite unlikely by the way as the firmware waits about 15 seconds It is also useful for the people who own the VBXE 1 2 which needs about 6 seconds to boot its core after power up 3 seconds added here usually prevent any possible trouble resulting from the Atari OS and DOS finishing initialization long before the VBXE is ready R eboot hotkey Help Reboot hotkey allows to choose the key combo which forces the machine to do a cold reboot It is either Help Reset said to be a standard in PBI devices and Select Reset which was used for this purpose in the older ATA interfaces KMK JZ IDE and IDEa VI Cartridge settings SD X cartridge off The first one refers to the internal SpartaDOS X cartridge and is only effective when the cartridge is physically enabled i e when the switch is in its leftmost position on an XE or to say this another way when it is switched in opposite direction to the external cartridge port This is the only setting which is not held in the Non volatile RAM Storing it there would not make sense because then when set to on it would cause the SpartaDOS X to be activated at every RESET which in turn would make the command COLD N ineffective and that is not desired SDX cartridge state changes are only taken into account when the configuration screen is left with Control B E xternal cart on External cart decides if the
6. cartridge inserted in the external cartridge port is to be activated VII Time settings Z CIO driver on Z CIO driver on installs a SpartaDOS 3 2 compatible Z device in the OS device handler table This allows programs to access the on board Real Time Clock in simple and standardized manner The instructions on how to use that are to be found in SpartaDOS Construction Set R Time 8 Owner s Manual and Supplement to SDCS Owner s Manual by ICD available on the net in PDF format Most functions described there are implemented except XIO 38 and XIO 39 TD Line on and TD Line off A PE Time read on APE Time read on enables the interface to emulate the APE Time protocol It is useful when a program which understands this protocol wants to access the on board Real Time Clock If you prefer the time to be fetched from the real SIO e g from the real APE program running on a PC switch this off Note that SpartaDOS X as of version 4 44 does not really need this option enabled because it has a dedicated driver IDEPTIME SYS which accesses the time handler directly bypassing the SIO Set d ate t ime Mon 20 Jun 11 18 23 03 Set date time this option is pretty much self evident it allows you to adjust the time and date which is being kept by the on board Real Time Clock VIII Default drive settings C ONFIG SYS DO The CONFIG SYS setting indicates the drive the SpartaDOS X will attempt to load the CO
7. n the file list toggle BASIC on off a B appears in the top left corner of the screen that is a flag indicating that the Atari BASIC ROM will be enabled during loading It is useful when loading rare programs which require it XI Loading ATR files As of version 0 9 the IDE Plus ROM BIOS contains an ATR disk image loader It is integrated with the binary loader s front end described above so the operation is quite similar you just find an ATR file on the disk highlight it and press Return to execute After you hit the Return key your Atari will boot off the selected ATR file just as if it was a physical disk Therefore do not forget to hold the Option key if the program being booted requires that there are no cartridges including Atari BASIC in the memory Note that the Control B of the binary loader toggle BASIC on off option is effective when loading regular binaries only While the program is loading and running your Atari sees the ATR file as a drive the file is effectively mounted onto D1 at the SIO level To unmount it enter the main configuration screen Start Reset and select the Save boot function Control B Alternatively entering the binary loader unmounts any mounted ATR as well Also powering your Atari down unmounts the file The ATR loader supports APE extensions to the SIO2PC standard specifically its write protection flag Even when this flag is cleared you can still write p
8. o be handled by the operating system This is useful when a drive you have does not like UltraSpeed requests such as LDW or Indus GT for example or when one of the drive identifiers is occupied by a parallel floppy drive being a separate PBI device such as the Karin Maxi floppy drive In that latter case setting the US on Dx to off for the specified drive allows the parallel floppy drive x to be properly handled while the UltraSpeed protocol remains effectively enabled for all serial devices The USpeed SIO setting has a priority over the sub options when USpeed SIO is set to off the sub options have no effect With MyDOS all SIO requests will be handled according to these settings either by the IDE Plus ROM on or the Atari OS ROM off With SpartaDOS 3 2 this will only have influence on the calls made via the OS SIOV entry With SpartaDOS X this depends on the DOS configuration as different SIO drivers may be selected for individual drives Refer to the SIO configuration sections in the SpartaDOS X User s Manual especially SIO SYS driver and these commands MAP SIOSET The IDE Plus built in high speed SIO routines can handle SIO transfers up to 126 kbps HS Index 0 This has been practised with peripheral emulators AspeQt on Windows 7 SIO2BSD on FreeBSD 8 2 and Ubuntu Linux and with SIO2SD NOTICE the IDE Plus built in high speed SIO routines do not work if activated on the XL OS with an old
9. rotect the image by setting the P flag for the corresponding ATR file Do that under SpartaDOS X Note that writing to a mounted and unprotected ATR file does not reset its archived bit All ATR densities are supported SD ED DD bad DD DD512 The ATR file s size is limited by the maximum size of a file on a SpartaDOS disk which is 16 MB There are some limitations in comparison with the binary loader 1 an ATR file can only be run from the hard disk you can not load an ATR file from a serial drive even 1f the binary loader generally allows to load regular binaries from a serial drive or another parallel device 2 an ATR file can only be loaded from a SpartaDOS formatted partition the MyDOS file system does not allow to access a file randomly and that is the key feature here which is required 3 currently there is no possibility to flip the disk so certain programs which occupy more than one ATR file must still be run the traditional way i e from SIO 4 some programs use own serial I O routines instead of calling the OS to perform the I O such programs will not work 5 the I O is much slower than with a real partition you may expect 25 KB s reads and 7 KB s writes ATR files may also be created mounted accessed unmounted from the SpartaDOS X level using the software bundled with the BIOS in the update archive
10. ss or more this way default settings IC E 2 606 1 08 1995 27617 JZ amp KMK HCE interface Hoot drive De Muick disable HOMFIG SYS De Ellave A gd AE Mspeed SIO off POTTS delay A US on D of Ff Heboot hotkey Help us on DH off Sp cartridge on US on BEI of f fixternal cart on US on DEl of Ff Fa CIO driver on Moad executable EPE time read on Set FJate Pime Fri i2 Jul i2z 12 11 19 ES exit E savetexit WJ savetboot The time information shown in the paenultimate line should be constantly changing once a second The top line contains the device s name IDE 2 0 plus copyright information The most interesting bit in this line is the number enclosed in the square brackets 1t is the firmware revision number The bottom line shows three shortcuts you may use to leave the config display 1 Esc this is cancel exit the changes you have made to the settings are discarded and the control is handed back to the OS which continues its RESET routine afterwards The only exception are the date and time settings any changes made here are immediately stored to the RTC circuitry therefore are not discarded This is what you should select when you want to boot cassette or use anything else which looks for the Start key state just hold Start and hit Esc 2 X that is Control X key combo This is savetexit All settings are saved to the Non volatile RAM and the control is handed back
11. to the OS which proceeds with the RESET routines as above 3 B that is Control B key combo This is save boot As with Control X all settings are saved to the Non volatile RAM but instead of continuing to the OS RESET routine a cold reboot is forced The rest of the screen presents the settings you can change to tune the interface s operation to your requirements As you can see certain characters are distinguished you may change the settings pressing the keys corresponding to them on the Atari keyboard IMPORTANT please never ever hit the Reset key while being in the Configuration Menu This may corrupt the settings and you will have to setup all the options anew HI General remarks The general rule is that no matter what you have done here you will always be able to return to this display using the Start Reset key combo which is hardcoded in the IDE Plus ROM and correct the settings 1f something does not work as desired The interface contains several separate components that 1s 1 ATA host adapter which interfaces an IDE disk to your Atari 2 SpartaDOS X ROM cartridge 3 battery backed RTC Real Time Clock 4 high speed SIO routines in ROM 5 general PBI device management routines in ROM 6 a binary loader and an ATR loader which share common front end All these components may be configured independently Therefore the configuration settings can be divided into six groups 1 ATA CIDE host
12. version of Hias patch applied for very high speed SIO transfers The reason is that the patch changes the operation of a well documented RAM based VBL vector VVBLKI 0222 3 to be specific in an incompatible way Please use a newer version of the patch where that bug is fixed X Loading executables LJoad executable Pressing L while in the main configuration screen brings you to a loader program which is embedded in the IDE Plus 2 0 ROM BIOS as of version 0 8 A program of this kind is commonly called a game loader because people load games with it most of the time But in fact any standard executable file can be loaded here The loader supports internal drives i e IDE Plus partitions as well as serial drives connected via SIO As of BIOS version 1 0 other PBI devices attached to the PBI or ECI Cartridge connector such as Karin Maxi floppy drive for example are also supported When the loader starts it will change screen colour from green to blue then attempt to load the main directory from the boot drive the B setting above chapter VIII At this point instead of the directory listing you may see a message like Unknown disk format Hit 1 9 or A O to change disk or simply Hit 1 9 or A O to change disk The loader supports Atari DOS MyDOS and SpartaDOS file systems The disk you selected is either physically unreadable or has a different format than the three mentioned ones You are
Download Pdf Manuals
Related Search