2017-12-03 21:18:37 +00:00
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;*******************************
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;
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; Apple][Sd Firmware
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2018-05-13 15:58:02 +00:00
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; Version 1.2
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2017-12-17 19:39:59 +00:00
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; Defines
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2017-12-03 21:18:37 +00:00
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;
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2018-05-13 15:58:02 +00:00
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; (c) Florian Reitz, 2017 - 2018
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2017-12-03 21:18:37 +00:00
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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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2018-05-09 19:39:02 +00:00
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; ZP equates
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2017-12-03 21:18:37 +00:00
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SLOT16 := $2B ; $s0 -> slot * 16
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SLOT := $3D ; $0s
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CMDLO := $40
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CMDHI := $41
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2018-05-09 19:39:02 +00:00
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; ProDOS equates
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2017-12-03 21:18:37 +00:00
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DCMD := $42 ; Command code
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2018-05-13 15:58:02 +00:00
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DSNUMBER := $43 ; drive / slot number
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2018-05-09 19:39:02 +00:00
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BUFFER := $44 ; buffer pointer
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BLOCK := $46 ; block number
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; Smartport equates
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SMPARAM := $43 ; parameter count
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SMUNIT := $44 ; unit number
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SMBUFF := $45 ; buffer pointer
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SMSTAT := $47 ; status / control code
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SMBLOCK := $47 ; block number
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SMCOUNT := $47 ; byte count
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SMADDR := $49 ; address for read
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2017-12-03 21:18:37 +00:00
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2018-05-09 19:39:02 +00:00
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; Ram equates
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2017-12-03 21:18:37 +00:00
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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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CURSLOT := $07F8 ; $Cs
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2018-05-09 19:39:02 +00:00
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; Slot equates
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2017-12-03 21:18:37 +00:00
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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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DIV := DATA+2
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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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INITED = $80
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2018-05-13 15:58:02 +00:00
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; Error codes
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NO_ERR = $00
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ERR_BAD_CMD = $01
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ERR_BAD_PCNT = $04
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ERR_BUS_ERR = $06
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ERR_BAD_UNIT = $11
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ERR_BAD_CTL = $21
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ERR_BAD_CTL_PARM = $22
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ERR_IO_ERR = $27
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ERR_NO_DRIVE = $28
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ERR_NO_WRITE = $2B
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ERR_BAD_BLOCK = $2D
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ERR_OFF_LINE = $2F
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