78 lines
1.9 KiB
PHP
78 lines
1.9 KiB
PHP
;*******************************
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;
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; Apple][Sd Firmware
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; Version 1.2.3
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; Defines
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;
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; (c) Florian Reitz, 2017 - 2021
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;
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; X register usually contains SLOT16
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; Y register is used for counting or SLOT
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;
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;*******************************
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; ZP locations
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PSAVE := $3D ; P save location
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SLOT16 := $3E ; $s0 -> slot * 16
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SLOT := $3F ; $0s
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CMDLO := $40
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CMDHI := $41
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PDZPAREA = PSAVE
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PDZPSIZE = CMDHI-PDZPAREA+1
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; ProDOS
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DCMD := $42 ; Command code
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DSNUMBER := $43 ; drive / slot number
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BUFFER := $44 ; buffer pointer, two bytes
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BLOCKNUM := $46 ; block number, two bytes
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; Smartport
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SMPARAMLIST := $48 ; parameter list, two bytes
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SMCMDLIST := $4A ; command list, two bytes
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SMCSCODE := $4C
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SMZPAREA = SMPARAMLIST
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SMZPSIZE = SMCSCODE-SMZPAREA+1
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SMCMD = DCMD
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; Ram equates, access with SLOT offset
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R30 := $0478
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R31 := $04F8
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R32 := $0578
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R33 := $05F8
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DRVNUM := $0678
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CURSLOT := $07F8 ; $Cs
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; Rom equates
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OAPPLE := $C061 ; open apple key
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DATA := $C080
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CTRL := DATA+1
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SS := DATA+3
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; Constants
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DUMMY = $FF
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FRX = $10 ; CTRL register
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ECE = $04
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SS0 = $01 ; SS register
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SDHC = $10
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WP = $20
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CD = $40
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CARD_INIT = $80
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SMDRIVERVER = $120B ; Version 1.2 Beta
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; Error codes
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NO_ERR = $00
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ERR_BADCMD = $01
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ERR_BADPCNT = $04
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ERR_BUSERR = $06
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ERR_BADUNIT = $11
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ERR_NOINT = $1F
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ERR_BADCTL = $21
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ERR_BADCTLPARM = $22
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ERR_IOERR = $27
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ERR_NODRIVE = $28
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ERR_NOWRITE = $2B
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ERR_BADBLOCK = $2D
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ERR_OFFLINE = $2F
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