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1006 lines
20 KiB
1006 lines
20 KiB
;
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; Generated from source-doc/scsi-drv/class_scsi.c.asm -- not to be modify directly
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;
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;
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;--------------------------------------------------------
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; File Created by SDCC : free open source ISO C Compiler
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; Version 4.5.0 #15248 (Linux)
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;--------------------------------------------------------
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; Processed by Z88DK
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;--------------------------------------------------------
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;--------------------------------------------------------
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; Public variables in this module
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;--------------------------------------------------------
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;--------------------------------------------------------
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; Externals used
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;--------------------------------------------------------
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;--------------------------------------------------------
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; special function registers
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;--------------------------------------------------------
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_CH376_DATA_PORT .EQU 0xff88
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_CH376_COMMAND_PORT .EQU 0xff89
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_USB_MODULE_LEDS .EQU 0xff8a
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;--------------------------------------------------------
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; ram data
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;--------------------------------------------------------
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;--------------------------------------------------------
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; ram data
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;--------------------------------------------------------
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#IF 0
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; .area _INITIALIZED removed by z88dk
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_scsi_command_block_wrapper:
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DEFS 15
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_next_tag:
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DEFS 2
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_csw:
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DEFS 13
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_scsi_read_capacity:
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DEFS 12
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_scsi_packet_inquiry:
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DEFS 12
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_scsi_packet_request_sense:
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DEFS 12
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_cbw:
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DEFS 27
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#ENDIF
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;--------------------------------------------------------
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; absolute external ram data
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;--------------------------------------------------------
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;--------------------------------------------------------
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; global & static initialisations
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;--------------------------------------------------------
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;--------------------------------------------------------
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; Home
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;--------------------------------------------------------
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;--------------------------------------------------------
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; code
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;--------------------------------------------------------
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;source-doc/scsi-drv/class_scsi.c:12: usb_error do_scsi_cmd(device_config_storage *const dev,
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; ---------------------------------
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; Function do_scsi_cmd
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; ---------------------------------
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_do_scsi_cmd:
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push ix
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ld ix,0
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add ix,sp
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ld hl, -8
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add hl, sp
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ld sp, hl
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;source-doc/scsi-drv/class_scsi.c:17: cbw->dCBWTag[0] = next_tag++;
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ld c,(ix+6)
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ld b,(ix+7)
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ld hl,0x0004
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add hl, bc
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ex (sp), hl
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ld a, (_next_tag)
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ld e, a
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ld hl,_next_tag + 1
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ld d, (hl)
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ld hl, (_next_tag)
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inc hl
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ld (_next_tag), hl
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pop hl
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push hl
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ld (hl), e
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inc hl
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ld (hl), d
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;source-doc/scsi-drv/class_scsi.c:19: if (!send)
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bit 0,(ix+10)
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jr NZ,l_do_scsi_cmd_00102
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;source-doc/scsi-drv/class_scsi.c:20: cbw->bmCBWFlags = 0x80;
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ld hl,0x000c
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add hl, bc
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ld (hl),0x80
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l_do_scsi_cmd_00102:
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;source-doc/scsi-drv/class_scsi.c:22: critical_begin();
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push bc
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call _critical_begin
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pop bc
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;source-doc/scsi-drv/class_scsi.c:25: &dev->endpoints[ENDPOINT_BULK_OUT]));
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ld a,(ix+4)
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ld (ix-6),a
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ld e, a
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ld a,(ix+5)
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ld (ix-5),a
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ld d,a
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inc de
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inc de
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inc de
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ld a,(ix-6)
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ld (ix-4),a
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ld l, a
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ld a,(ix-5)
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ld (ix-3),a
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ld h,a
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ld a, (hl)
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rlca
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rlca
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rlca
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rlca
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and 0x0f
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ld l,(ix+6)
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ld h,(ix+7)
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push bc
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push de
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push de
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push af
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inc sp
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push hl
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ld hl,0x001f
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ex (sp), hl
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push hl
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call _usb_data_out_transfer
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pop af
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pop af
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pop af
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inc sp
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pop de
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pop bc
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ld a, l
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ld (_result), a
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ld a,(_result)
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or a
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jp NZ, l_do_scsi_cmd_00120
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;source-doc/scsi-drv/class_scsi.c:27: if (cbw->dCBWDataTransferLength != 0) {
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ld hl,8
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add hl, bc
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ld c, (hl)
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inc hl
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ld b, (hl)
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inc hl
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inc hl
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ld a, (hl)
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dec hl
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ld l, (hl)
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or l
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or b
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or c
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jr Z,l_do_scsi_cmd_00113
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;source-doc/scsi-drv/class_scsi.c:30: &dev->endpoints[ENDPOINT_BULK_IN]));
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ld a,(ix+8)
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ld (ix-2),a
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ld a,(ix+9)
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ld (ix-1),a
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;source-doc/scsi-drv/class_scsi.c:28: if (!send) {
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bit 0,(ix+10)
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jr NZ,l_do_scsi_cmd_00110
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;source-doc/scsi-drv/class_scsi.c:30: &dev->endpoints[ENDPOINT_BULK_IN]));
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ld a,(ix-6)
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add a,0x06
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ld e, a
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ld a,(ix-5)
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adc a,0x00
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ld d, a
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ld l,(ix-4)
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ld h,(ix-3)
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ld a, (hl)
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rlca
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rlca
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rlca
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rlca
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and 0x0f
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push de
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push af
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inc sp
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push bc
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ld l,(ix-2)
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ld h,(ix-1)
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push hl
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call _usb_data_in_transfer
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pop af
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pop af
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pop af
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inc sp
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ld a, l
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ld (_result), a
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ld a,(_result)
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or a
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jr Z,l_do_scsi_cmd_00113
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jp l_do_scsi_cmd_00120
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l_do_scsi_cmd_00110:
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;source-doc/scsi-drv/class_scsi.c:34: &dev->endpoints[ENDPOINT_BULK_OUT]));
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ld l,(ix-4)
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ld h,(ix-3)
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ld a, (hl)
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rlca
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rlca
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rlca
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rlca
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and 0x0f
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push de
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push af
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inc sp
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push bc
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ld l,(ix-2)
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ld h,(ix-1)
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push hl
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call _usb_data_out_transfer
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pop af
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pop af
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pop af
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inc sp
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ld a, l
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ld (_result), a
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ld a,(_result)
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or a
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jr NZ,l_do_scsi_cmd_00120
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l_do_scsi_cmd_00113:
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;source-doc/scsi-drv/class_scsi.c:39: usb_data_in_transfer((uint8_t *)&csw, sizeof(_scsi_command_status_wrapper), dev->address, &dev->endpoints[ENDPOINT_BULK_IN]));
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ld a,(ix-6)
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add a,0x06
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ld e, a
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ld a,(ix-5)
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adc a,0x00
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ld d, a
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ld l,(ix-4)
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ld h,(ix-3)
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ld a, (hl)
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rlca
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rlca
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rlca
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rlca
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and 0x0f
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ld b, a
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push de
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push bc
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inc sp
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ld hl,0x000d
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push hl
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ld hl,_csw
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push hl
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call _usb_data_in_transfer
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pop af
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pop af
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pop af
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inc sp
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ld a, l
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ld (_result), a
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ld a,(_result)
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or a
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jr NZ,l_do_scsi_cmd_00120
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;source-doc/scsi-drv/class_scsi.c:41: if (csw.bCSWStatus != 0 && csw.dCSWTag[0] != cbw->dCBWTag[0])
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ld a, (_csw + 12)
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or a
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jr Z,l_do_scsi_cmd_00117
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ld bc, (_csw + 4)
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pop hl
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ld a,(hl)
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push hl
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inc hl
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ld h, (hl)
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ld l, a
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xor a
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sbc hl,bc
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jr Z,l_do_scsi_cmd_00117
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;source-doc/scsi-drv/class_scsi.c:42: result = USB_ERR_FAIL;
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ld hl,_result
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ld (hl),0x0e
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jr l_do_scsi_cmd_00120
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l_do_scsi_cmd_00117:
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;source-doc/scsi-drv/class_scsi.c:44: result = USB_ERR_OK;
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xor a
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ld (_result),a
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;source-doc/scsi-drv/class_scsi.c:46: done:
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l_do_scsi_cmd_00120:
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;source-doc/scsi-drv/class_scsi.c:47: critical_end();
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call _critical_end
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;source-doc/scsi-drv/class_scsi.c:48: return result;
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ld hl, (_result)
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;source-doc/scsi-drv/class_scsi.c:49: }
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ld sp, ix
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pop ix
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ret
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;source-doc/scsi-drv/class_scsi.c:53: usb_error get_scsi_read_capacity(device_config_storage *const dev, scsi_read_capacity_result *cap_result) {
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; ---------------------------------
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; Function get_scsi_read_capacity
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; ---------------------------------
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_get_scsi_read_capacity:
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push ix
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ld ix,0
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add ix,sp
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ld hl, -27
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add hl, sp
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ld sp, hl
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;source-doc/scsi-drv/class_scsi.c:55: cbw_scsi.cbw = scsi_command_block_wrapper;
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ld hl,0
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add hl, sp
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ld e,l
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ld d,h
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push hl
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ld bc,0x000f
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ld hl,_scsi_command_block_wrapper
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ldir
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;source-doc/scsi-drv/class_scsi.c:56: cbw_scsi.read_capacity = scsi_read_capacity;
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ld hl,17
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add hl, sp
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ex de, hl
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ld bc,0x000c
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ld hl,_scsi_read_capacity
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ldir
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pop bc
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;source-doc/scsi-drv/class_scsi.c:58: cbw_scsi.cbw.bCBWLUN = 0;
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ld (ix-14),0x00
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;source-doc/scsi-drv/class_scsi.c:59: cbw_scsi.cbw.bCBWCBLength = sizeof(_scsi_read_capacity);
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ld (ix-13),0x0c
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;source-doc/scsi-drv/class_scsi.c:60: cbw_scsi.cbw.dCBWDataTransferLength = sizeof(scsi_read_capacity_result);
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ld hl,0x0008
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add hl, bc
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ld (hl),0x08
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inc hl
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xor a
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ld (hl), a
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inc hl
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ld (hl), a
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inc hl
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ld (hl), a
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;source-doc/scsi-drv/class_scsi.c:62: return do_scsi_cmd(dev, &cbw_scsi.cbw, cap_result, false);
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ld e,(ix+6)
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ld d,(ix+7)
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xor a
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push af
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inc sp
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push de
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push bc
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ld l,(ix+4)
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ld h,(ix+5)
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push hl
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call _do_scsi_cmd
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;source-doc/scsi-drv/class_scsi.c:63: }
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ld sp,ix
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pop ix
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ret
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;source-doc/scsi-drv/class_scsi.c:67: usb_error scsi_inquiry(device_config_storage *const dev, scsi_inquiry_result *inq_result) {
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; ---------------------------------
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; Function scsi_inquiry
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; ---------------------------------
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_scsi_inquiry:
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push ix
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ld ix,0
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add ix,sp
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ld hl, -27
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add hl, sp
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ld sp, hl
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;source-doc/scsi-drv/class_scsi.c:69: cbw_scsi.cbw = scsi_command_block_wrapper;
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ld hl,0
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add hl, sp
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ld e,l
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ld d,h
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push hl
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ld bc,0x000f
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ld hl,_scsi_command_block_wrapper
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ldir
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;source-doc/scsi-drv/class_scsi.c:70: cbw_scsi.inquiry = scsi_packet_inquiry;
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ld hl,17
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add hl, sp
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ex de, hl
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ld bc,0x000c
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ld hl,_scsi_packet_inquiry
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ldir
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pop bc
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;source-doc/scsi-drv/class_scsi.c:72: cbw_scsi.cbw.bCBWLUN = 0;
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ld (ix-14),0x00
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;source-doc/scsi-drv/class_scsi.c:73: cbw_scsi.cbw.bCBWCBLength = sizeof(_scsi_packet_inquiry);
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ld (ix-13),0x0c
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;source-doc/scsi-drv/class_scsi.c:74: cbw_scsi.cbw.dCBWDataTransferLength = 0x24;
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ld hl,0x0008
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add hl, bc
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ld (hl),0x24
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inc hl
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xor a
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ld (hl), a
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inc hl
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ld (hl), a
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inc hl
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ld (hl), a
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;source-doc/scsi-drv/class_scsi.c:76: return do_scsi_cmd(dev, &cbw_scsi.cbw, inq_result, false);
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ld e,(ix+6)
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ld d,(ix+7)
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xor a
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push af
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inc sp
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push de
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push bc
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ld l,(ix+4)
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ld h,(ix+5)
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push hl
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call _do_scsi_cmd
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;source-doc/scsi-drv/class_scsi.c:77: }
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ld sp,ix
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pop ix
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ret
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;source-doc/scsi-drv/class_scsi.c:79: usb_error scsi_test(device_config_storage *const dev) {
|
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; ---------------------------------
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; Function scsi_test
|
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; ---------------------------------
|
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_scsi_test:
|
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push ix
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ld ix,0
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add ix,sp
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ld hl, -27
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|
add hl, sp
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ld sp, hl
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;source-doc/scsi-drv/class_scsi.c:81: cbw_scsi.cbw = scsi_command_block_wrapper;
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ld hl,0
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|
add hl, sp
|
|
ld e,l
|
|
ld d,h
|
|
push hl
|
|
ld bc,0x000f
|
|
ld hl,_scsi_command_block_wrapper
|
|
ldir
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|
;source-doc/scsi-drv/class_scsi.c:82: memset(&cbw_scsi.test, 0, sizeof(_scsi_packet_test));
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ld hl,17
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|
add hl, sp
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|
ld b,0x06
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|
l_scsi_test_00103:
|
|
xor a
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|
ld (hl), a
|
|
inc hl
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|
ld (hl), a
|
|
inc hl
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|
djnz l_scsi_test_00103
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|
pop bc
|
|
;source-doc/scsi-drv/class_scsi.c:84: cbw_scsi.cbw.bCBWLUN = 0;
|
|
ld (ix-14),0x00
|
|
;source-doc/scsi-drv/class_scsi.c:85: cbw_scsi.cbw.bCBWCBLength = sizeof(_scsi_packet_test);
|
|
ld (ix-13),0x0c
|
|
;source-doc/scsi-drv/class_scsi.c:86: cbw_scsi.cbw.dCBWDataTransferLength = 0;
|
|
ld hl,0x0008
|
|
add hl, bc
|
|
xor a
|
|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
inc hl
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|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
;source-doc/scsi-drv/class_scsi.c:88: return do_scsi_cmd(dev, &cbw_scsi.cbw, 0, false);
|
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xor a
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|
push af
|
|
inc sp
|
|
ld hl,0x0000
|
|
push hl
|
|
push bc
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
push hl
|
|
call _do_scsi_cmd
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|
;source-doc/scsi-drv/class_scsi.c:89: }
|
|
ld sp,ix
|
|
pop ix
|
|
ret
|
|
;source-doc/scsi-drv/class_scsi.c:93: usb_error scsi_request_sense(device_config_storage *const dev, scsi_sense_result *const sens_result) {
|
|
; ---------------------------------
|
|
; Function scsi_request_sense
|
|
; ---------------------------------
|
|
_scsi_request_sense:
|
|
push ix
|
|
ld ix,0
|
|
add ix,sp
|
|
ld hl, -27
|
|
add hl, sp
|
|
ld sp, hl
|
|
;source-doc/scsi-drv/class_scsi.c:95: cbw_scsi.cbw = scsi_command_block_wrapper;
|
|
ld hl,0
|
|
add hl, sp
|
|
ld e,l
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|
ld d,h
|
|
push hl
|
|
ld bc,0x000f
|
|
ld hl,_scsi_command_block_wrapper
|
|
ldir
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|
;source-doc/scsi-drv/class_scsi.c:96: cbw_scsi.request_sense = scsi_packet_request_sense;
|
|
ld hl,17
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|
add hl, sp
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|
ex de, hl
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|
ld bc,0x000c
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|
ld hl,_scsi_packet_request_sense
|
|
ldir
|
|
pop bc
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|
;source-doc/scsi-drv/class_scsi.c:98: cbw_scsi.cbw.bCBWLUN = 0;
|
|
ld (ix-14),0x00
|
|
;source-doc/scsi-drv/class_scsi.c:99: cbw_scsi.cbw.bCBWCBLength = sizeof(_scsi_packet_request_sense);
|
|
ld (ix-13),0x0c
|
|
;source-doc/scsi-drv/class_scsi.c:100: cbw_scsi.cbw.dCBWDataTransferLength = sizeof(scsi_sense_result);
|
|
ld hl,0x0008
|
|
add hl, bc
|
|
ld (hl),0x12
|
|
inc hl
|
|
xor a
|
|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
;source-doc/scsi-drv/class_scsi.c:102: return do_scsi_cmd(dev, &cbw_scsi.cbw, sens_result, false);
|
|
ld e,(ix+6)
|
|
ld d,(ix+7)
|
|
xor a
|
|
push af
|
|
inc sp
|
|
push de
|
|
push bc
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
push hl
|
|
call _do_scsi_cmd
|
|
;source-doc/scsi-drv/class_scsi.c:103: }
|
|
ld sp,ix
|
|
pop ix
|
|
ret
|
|
;source-doc/scsi-drv/class_scsi.c:105: usb_error scsi_sense_init(device_config_storage *const dev) {
|
|
; ---------------------------------
|
|
; Function scsi_sense_init
|
|
; ---------------------------------
|
|
_scsi_sense_init:
|
|
push ix
|
|
ld ix,0
|
|
add ix,sp
|
|
ld hl, -18
|
|
add hl, sp
|
|
ld sp, hl
|
|
;source-doc/scsi-drv/class_scsi.c:109: critical_begin();
|
|
call _critical_begin
|
|
;source-doc/scsi-drv/class_scsi.c:110: while ((result = scsi_test(dev)) && --counter > 0)
|
|
ld c,0x03
|
|
l_scsi_sense_init_00102:
|
|
push bc
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
push hl
|
|
call _scsi_test
|
|
pop af
|
|
ld a, l
|
|
pop bc
|
|
ld (_result),a
|
|
or a
|
|
jr Z,l_scsi_sense_init_00104
|
|
dec c
|
|
jr Z,l_scsi_sense_init_00104
|
|
;source-doc/scsi-drv/class_scsi.c:111: scsi_request_sense(dev, &response);
|
|
ld hl,0
|
|
add hl, sp
|
|
push bc
|
|
push hl
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
push hl
|
|
call _scsi_request_sense
|
|
pop af
|
|
pop af
|
|
pop bc
|
|
jr l_scsi_sense_init_00102
|
|
l_scsi_sense_init_00104:
|
|
;source-doc/scsi-drv/class_scsi.c:112: critical_end();
|
|
call _critical_end
|
|
;source-doc/scsi-drv/class_scsi.c:114: return result;
|
|
ld hl, (_result)
|
|
;source-doc/scsi-drv/class_scsi.c:115: }
|
|
ld sp, ix
|
|
pop ix
|
|
ret
|
|
;source-doc/scsi-drv/class_scsi.c:119: usb_error scsi_read(device_config_storage *const dev, uint8_t *const buffer) {
|
|
; ---------------------------------
|
|
; Function scsi_read
|
|
; ---------------------------------
|
|
_scsi_read:
|
|
push ix
|
|
ld ix,0
|
|
add ix,sp
|
|
;source-doc/scsi-drv/class_scsi.c:120: memset(&cbw, 0, sizeof(cbw_scsi_read_write));
|
|
ld de,_cbw
|
|
ld l, e
|
|
ld h, d
|
|
ld b,0x0e
|
|
jr l_scsi_read_00113
|
|
l_scsi_read_00112:
|
|
ld (hl),0x00
|
|
inc hl
|
|
l_scsi_read_00113:
|
|
ld (hl),0x00
|
|
inc hl
|
|
djnz l_scsi_read_00112
|
|
;source-doc/scsi-drv/class_scsi.c:121: cbw.cbw = scsi_command_block_wrapper;
|
|
ld bc,0x000f
|
|
ld hl,_scsi_command_block_wrapper
|
|
ldir
|
|
;source-doc/scsi-drv/class_scsi.c:123: cbw.cbw.bCBWLUN = 0;
|
|
ld hl,_cbw + 13
|
|
ld (hl),0x00
|
|
;source-doc/scsi-drv/class_scsi.c:124: cbw.cbw.bCBWCBLength = sizeof(_scsi_packet_read_write);
|
|
ld hl,_cbw + 14
|
|
ld (hl),0x0c
|
|
;source-doc/scsi-drv/class_scsi.c:125: cbw.cbw.dCBWDataTransferLength = 512;
|
|
ld hl,0x0200
|
|
ld (_cbw + 8),hl
|
|
ld h, l
|
|
ld (_cbw + 8 + 2),hl
|
|
;source-doc/scsi-drv/class_scsi.c:127: cbw.scsi_cmd.operation_code = 0x28; // read operation
|
|
ld hl,_cbw + 15
|
|
ld (hl),0x28
|
|
;source-doc/scsi-drv/class_scsi.c:128: cbw.scsi_cmd.transfer_len[1] = 1;
|
|
ld hl,_cbw + 23
|
|
ld (hl),0x01
|
|
;source-doc/scsi-drv/class_scsi.c:129: cbw.scsi_cmd.lba[0] = dev->current_lba >> 24;
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
ld bc,0x000c
|
|
add hl,bc
|
|
ld c,l
|
|
ld b,h
|
|
inc hl
|
|
inc hl
|
|
inc hl
|
|
ld a, (hl)
|
|
ld ((_cbw + 17)),a
|
|
;source-doc/scsi-drv/class_scsi.c:130: cbw.scsi_cmd.lba[1] = dev->current_lba >> 16;
|
|
;source-doc/scsi-drv/class_scsi.c:131: cbw.scsi_cmd.lba[2] = dev->current_lba >> 8;
|
|
ld l,c
|
|
ld h,b
|
|
inc hl
|
|
inc hl
|
|
ld a,(hl)
|
|
ld ((_cbw + 18)),a
|
|
dec hl
|
|
ld e, (hl)
|
|
ld hl, +(_cbw + 19)
|
|
ld (hl), e
|
|
;source-doc/scsi-drv/class_scsi.c:132: cbw.scsi_cmd.lba[3] = dev->current_lba;
|
|
ld a, (bc)
|
|
inc hl
|
|
ld (hl), a
|
|
;source-doc/scsi-drv/class_scsi.c:134: result = do_scsi_cmd(dev, &cbw.cbw, buffer, false);
|
|
ld e,(ix+6)
|
|
ld d,(ix+7)
|
|
push bc
|
|
xor a
|
|
push af
|
|
inc sp
|
|
push de
|
|
ld hl,_cbw
|
|
push hl
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
push hl
|
|
call _do_scsi_cmd
|
|
pop af
|
|
pop af
|
|
pop af
|
|
inc sp
|
|
pop bc
|
|
ld a, l
|
|
ld (_result), a
|
|
;source-doc/scsi-drv/class_scsi.c:136: if (result == USB_ERR_OK)
|
|
ld a,(_result)
|
|
or a
|
|
jr NZ,l_scsi_read_00102
|
|
;source-doc/scsi-drv/class_scsi.c:137: dev->current_lba++;
|
|
ld l, c
|
|
ld h, b
|
|
ld e, (hl)
|
|
inc hl
|
|
ld d, (hl)
|
|
inc hl
|
|
ld a,(hl)
|
|
inc hl
|
|
ld h,(hl)
|
|
ld l,a
|
|
inc e
|
|
jr NZ,l_scsi_read_00114
|
|
inc d
|
|
jr NZ,l_scsi_read_00114
|
|
inc hl
|
|
l_scsi_read_00114:
|
|
ld a, e
|
|
ld (bc), a
|
|
inc bc
|
|
ld a, d
|
|
ld (bc), a
|
|
inc bc
|
|
ld a, l
|
|
ld (bc), a
|
|
inc bc
|
|
ld a, h
|
|
ld (bc), a
|
|
l_scsi_read_00102:
|
|
;source-doc/scsi-drv/class_scsi.c:138: return result;
|
|
ld hl, (_result)
|
|
;source-doc/scsi-drv/class_scsi.c:139: }
|
|
pop ix
|
|
ret
|
|
;source-doc/scsi-drv/class_scsi.c:141: usb_error scsi_write(device_config_storage *const dev, uint8_t *const buffer) {
|
|
; ---------------------------------
|
|
; Function scsi_write
|
|
; ---------------------------------
|
|
_scsi_write:
|
|
push ix
|
|
ld ix,0
|
|
add ix,sp
|
|
;source-doc/scsi-drv/class_scsi.c:142: memset(&cbw, 0, sizeof(cbw_scsi_read_write));
|
|
ld de,_cbw
|
|
ld l, e
|
|
ld h, d
|
|
ld b,0x0e
|
|
jr l_scsi_write_00113
|
|
l_scsi_write_00112:
|
|
ld (hl),0x00
|
|
inc hl
|
|
l_scsi_write_00113:
|
|
ld (hl),0x00
|
|
inc hl
|
|
djnz l_scsi_write_00112
|
|
;source-doc/scsi-drv/class_scsi.c:143: cbw.cbw = scsi_command_block_wrapper;
|
|
ld bc,0x000f
|
|
ld hl,_scsi_command_block_wrapper
|
|
ldir
|
|
;source-doc/scsi-drv/class_scsi.c:145: cbw.cbw.bCBWLUN = 0;
|
|
ld hl,_cbw + 13
|
|
ld (hl),0x00
|
|
;source-doc/scsi-drv/class_scsi.c:146: cbw.cbw.bCBWCBLength = sizeof(_scsi_packet_read_write);
|
|
ld hl,_cbw + 14
|
|
ld (hl),0x0c
|
|
;source-doc/scsi-drv/class_scsi.c:147: cbw.cbw.dCBWDataTransferLength = 512;
|
|
ld hl,0x0200
|
|
ld (_cbw + 8),hl
|
|
ld h, l
|
|
ld (_cbw + 8 + 2),hl
|
|
;source-doc/scsi-drv/class_scsi.c:149: cbw.scsi_cmd.operation_code = 0x2A; // write operation
|
|
ld hl,_cbw + 15
|
|
ld (hl),0x2a
|
|
;source-doc/scsi-drv/class_scsi.c:150: cbw.scsi_cmd.transfer_len[1] = 1;
|
|
ld hl,_cbw + 23
|
|
ld (hl),0x01
|
|
;source-doc/scsi-drv/class_scsi.c:151: cbw.scsi_cmd.lba[0] = dev->current_lba >> 24;
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
ld bc,0x000c
|
|
add hl,bc
|
|
ld c,l
|
|
ld b,h
|
|
inc hl
|
|
inc hl
|
|
inc hl
|
|
ld a, (hl)
|
|
ld ((_cbw + 17)),a
|
|
;source-doc/scsi-drv/class_scsi.c:152: cbw.scsi_cmd.lba[1] = dev->current_lba >> 16;
|
|
;source-doc/scsi-drv/class_scsi.c:153: cbw.scsi_cmd.lba[2] = dev->current_lba >> 8;
|
|
ld l,c
|
|
ld h,b
|
|
inc hl
|
|
inc hl
|
|
ld a,(hl)
|
|
ld ((_cbw + 18)),a
|
|
dec hl
|
|
ld e, (hl)
|
|
ld hl, +(_cbw + 19)
|
|
ld (hl), e
|
|
;source-doc/scsi-drv/class_scsi.c:154: cbw.scsi_cmd.lba[3] = dev->current_lba;
|
|
ld a, (bc)
|
|
inc hl
|
|
ld (hl), a
|
|
;source-doc/scsi-drv/class_scsi.c:156: result = do_scsi_cmd(dev, &cbw.cbw, buffer, true);
|
|
ld e,(ix+6)
|
|
ld d,(ix+7)
|
|
push bc
|
|
ld a,0x01
|
|
push af
|
|
inc sp
|
|
push de
|
|
ld hl,_cbw
|
|
push hl
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
push hl
|
|
call _do_scsi_cmd
|
|
pop af
|
|
pop af
|
|
pop af
|
|
inc sp
|
|
pop bc
|
|
ld a, l
|
|
ld (_result), a
|
|
;source-doc/scsi-drv/class_scsi.c:158: if (result == USB_ERR_OK)
|
|
ld a,(_result)
|
|
or a
|
|
jr NZ,l_scsi_write_00102
|
|
;source-doc/scsi-drv/class_scsi.c:159: dev->current_lba++;
|
|
ld l, c
|
|
ld h, b
|
|
ld e, (hl)
|
|
inc hl
|
|
ld d, (hl)
|
|
inc hl
|
|
ld a,(hl)
|
|
inc hl
|
|
ld h,(hl)
|
|
ld l,a
|
|
inc e
|
|
jr NZ,l_scsi_write_00114
|
|
inc d
|
|
jr NZ,l_scsi_write_00114
|
|
inc hl
|
|
l_scsi_write_00114:
|
|
ld a, e
|
|
ld (bc), a
|
|
inc bc
|
|
ld a, d
|
|
ld (bc), a
|
|
inc bc
|
|
ld a, l
|
|
ld (bc), a
|
|
inc bc
|
|
ld a, h
|
|
ld (bc), a
|
|
l_scsi_write_00102:
|
|
;source-doc/scsi-drv/class_scsi.c:160: return result;
|
|
ld hl, (_result)
|
|
;source-doc/scsi-drv/class_scsi.c:161: }
|
|
pop ix
|
|
ret
|
|
;source-doc/scsi-drv/class_scsi.c:163: usb_error scsi_eject(device_config_storage *const dev) {
|
|
; ---------------------------------
|
|
; Function scsi_eject
|
|
; ---------------------------------
|
|
_scsi_eject:
|
|
push ix
|
|
ld ix,0
|
|
add ix,sp
|
|
ld hl, -21
|
|
add hl, sp
|
|
ld sp, hl
|
|
;source-doc/scsi-drv/class_scsi.c:165: cbw_scsi.cbw = scsi_command_block_wrapper;
|
|
ld hl,0
|
|
add hl, sp
|
|
ld e,l
|
|
ld d,h
|
|
push hl
|
|
ld bc,0x000f
|
|
ld hl,_scsi_command_block_wrapper
|
|
ldir
|
|
;source-doc/scsi-drv/class_scsi.c:167: memset(&cbw_scsi.eject, 0, sizeof(_scsi_packet_eject));
|
|
ld hl,17
|
|
add hl, sp
|
|
ld b,0x03
|
|
l_scsi_eject_00103:
|
|
xor a
|
|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
inc hl
|
|
djnz l_scsi_eject_00103
|
|
pop bc
|
|
;source-doc/scsi-drv/class_scsi.c:169: cbw_scsi.eject.operation_code = 0x1B;
|
|
ld (ix-6),0x1b
|
|
;source-doc/scsi-drv/class_scsi.c:170: cbw_scsi.eject.loej = 1;
|
|
ld hl,19
|
|
add hl, sp
|
|
set 1, (hl)
|
|
;source-doc/scsi-drv/class_scsi.c:172: cbw_scsi.cbw.bCBWLUN = 0;
|
|
ld (ix-8),0x00
|
|
;source-doc/scsi-drv/class_scsi.c:173: cbw_scsi.cbw.bCBWCBLength = sizeof(_scsi_packet_eject);
|
|
ld (ix-7),0x06
|
|
;source-doc/scsi-drv/class_scsi.c:174: cbw_scsi.cbw.dCBWDataTransferLength = 0;
|
|
ld hl,0x0008
|
|
add hl, bc
|
|
xor a
|
|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
inc hl
|
|
ld (hl), a
|
|
;source-doc/scsi-drv/class_scsi.c:176: return do_scsi_cmd(dev, &cbw_scsi.cbw, 0, false);
|
|
xor a
|
|
push af
|
|
inc sp
|
|
ld hl,0x0000
|
|
push hl
|
|
push bc
|
|
ld l,(ix+4)
|
|
ld h,(ix+5)
|
|
push hl
|
|
call _do_scsi_cmd
|
|
;source-doc/scsi-drv/class_scsi.c:177: }
|
|
ld sp,ix
|
|
pop ix
|
|
ret
|
|
_scsi_command_block_wrapper:
|
|
DEFB +0x55
|
|
DEFB +0x53
|
|
DEFB +0x42
|
|
DEFB +0x43
|
|
DEFW +0x0000
|
|
DEFW +0x0000
|
|
DEFB +0x00,0x00, +0x00, +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
_next_tag:
|
|
DEFW +0x0000
|
|
_csw:
|
|
DEFB +0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB +0x00
|
|
_scsi_read_capacity:
|
|
DEFB +0x25
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
_scsi_packet_inquiry:
|
|
DEFB +0x12
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x24
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
_scsi_packet_request_sense:
|
|
DEFB +0x03
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x12
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
_cbw:
|
|
DEFB +0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB +0x00,0x00, +0x00, +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB +0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB +0x00
|
|
DEFB 0x00
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DEFB 0x00
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