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- ; rename this IO-GP.DRV to RSXIO.INC for assembly with RSXMAST
- subttl 'DSKDRIVE machine depandant drivers'
- ;
- ; rdhst/wthst read or write to/from buff from/to hstrk/hstsec.
- ; One physical block is transferred. Errflg is set to zero on
- ; a good transfer, else non-zero. This is the total responsiblity
- ; of this portion of the system. It refers to the extended disk
- ; parameter tables for host configuration. The "modrv" byte is
- ; used for the CPM drive identifier.
- ;
- ; This file only outlines the functions. If used all read/write
- ; calls will return an error.
- ;
- ; For general purpose outline only
- rdhst:
- wthst: ori 0ffh; signal error for everything
- sta errflg
- ret
- ;
- ; This portion must be customized on installation to host only.
- ; These four bytes following MUST BE the last portion of this file.
- ; This makes them accessible by a negative offset from the "info"
- ; pointer, which is returned by the master RSX enquiry call, and
- ; allows supporting software to dynamically reconfigure the system.
- ;
- modrv: db drv-'A'; drive id to use (0=A). patchable
- dskode: db 02h; ??? The drive selection coding.
- dendbl: db 0; ??? base command for double density
- densgl: db 32; ??? base command for single density
- 0▓