mirror of
https://github.com/mi57730/a2d.git
synced 2025-02-18 02:30:50 +00:00
Refactor smartport call/volume icon logic
This commit is contained in:
Joshua Bell
parent
8fe7243e7d
commit
2aaf5dc8b4
@ -758,41 +758,12 @@ check_disk_in_drive:
|
||||
tya
|
||||
pha
|
||||
|
||||
;; Compute driver address ($BFds for Slot s Drive d)
|
||||
ldx #$11 ; LSB DEVADR for slot 1, drive 1
|
||||
sp_addr := $0A
|
||||
lda unit_number
|
||||
and #$80 ; high bit is drive (0=D1, 1=D2)
|
||||
beq :+
|
||||
ldx #$21 ; LSB DEVADR for slot 1, drive 2
|
||||
: stx @addr_lsb ; D1=$11, D2=$21
|
||||
jsr find_smartport_dispatch_address
|
||||
bne notsp ; not SmartPort
|
||||
|
||||
lda unit_number
|
||||
and #$70 ; slot number
|
||||
lsr a
|
||||
lsr a
|
||||
lsr a
|
||||
clc
|
||||
adc @addr_lsb
|
||||
sta @addr_lsb
|
||||
|
||||
@addr_lsb := *+1
|
||||
lda MLI ; self-modified to DEVADR plus offset
|
||||
sta ptr+1 ; BUG: Assumes firmware driver ($CnXX)
|
||||
lda #0 ; Set up $Cn00 for firmware lookups
|
||||
sta ptr
|
||||
|
||||
ldy #7
|
||||
lda (ptr),y ; $Cn07 == 0 for SmartPort
|
||||
bne notsp
|
||||
|
||||
;; Locate SmartPort entry point: $Cn00 + ($CnFF) + 3
|
||||
ldy #$FF
|
||||
lda (ptr),y
|
||||
clc
|
||||
adc #3
|
||||
sta ptr
|
||||
|
||||
;; Compute SmartPort unit number
|
||||
;; Compute smart port control unit number
|
||||
lda unit_number
|
||||
pha
|
||||
rol a
|
||||
@ -828,7 +799,7 @@ finish: sta result
|
||||
return result
|
||||
|
||||
smartport_call:
|
||||
jmp (ptr)
|
||||
jmp (sp_addr)
|
||||
|
||||
unit_number:
|
||||
.byte 0
|
||||
@ -8530,59 +8501,69 @@ create_icon:
|
||||
ldy #IconEntry::len
|
||||
sta (icon_ptr),y
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
;; Figure out icon
|
||||
slot_addr := $0A
|
||||
|
||||
;; Look at "ID Nibble" (mostly bogus)
|
||||
lda unit_number
|
||||
cmp #$3E ; ??? Special case? Maybe RamWorks?
|
||||
beq use_ramdisk_icon
|
||||
and #%00001111 ; look at low nibble
|
||||
beq is_disk_ii ; only trustworthy use of "ID Nibble"
|
||||
|
||||
and #$0F ; lower nibble
|
||||
cmp #DT_PROFILE ; ProFile or Slinky-style RAM ?
|
||||
bne use_floppy_icon
|
||||
;; Look up driver address
|
||||
lda unit_number
|
||||
jsr device_driver_address
|
||||
bne default ; RAM-based driver: just use default
|
||||
lda #$00
|
||||
sta slot_addr ; point at $Cn00 for firmware lookups
|
||||
|
||||
;; BUG: This defaults SmartPort hard drives to use floppy icons.
|
||||
;; See https://github.com/inexorabletash/a2d/issues/6 for more
|
||||
;; context; this code is basically unsalvageable per ProDOS
|
||||
;; Tech Note #21.
|
||||
;; Probe firmware ID bytes
|
||||
ldy #$FF ; $CnFF: $00=Disk II, $FF=13-sector, else=block
|
||||
lda (slot_addr),y
|
||||
beq is_disk_ii
|
||||
|
||||
;; Either ProFile or a "Slinky"/RamFactor-style Disk
|
||||
lda unit_number ; bit 7 = drive (0=1, 1=2); 5-7 = slot
|
||||
and #%01110000 ; mask off slot
|
||||
lsr a
|
||||
lsr a
|
||||
lsr a
|
||||
lsr a
|
||||
ora #$C0
|
||||
sta @load_CxFB
|
||||
@load_CxFB := *+2
|
||||
lda $C7FB ; self-modified $CxFB
|
||||
and #$01 ; $CxFB bit 0 = is RAM card (IIgs Firmware Reference)
|
||||
beq use_profile_icon
|
||||
;; fall through...
|
||||
ldy #$07 ; SmartPort signature byte ($Cn07)
|
||||
lda (slot_addr),y ; $00 = SmartPort
|
||||
bne default ; unknown - use default
|
||||
|
||||
use_ramdisk_icon:
|
||||
ldy #IconEntry::iconbits
|
||||
copy16in #desktop_aux::ramdisk_icon, (icon_ptr),y
|
||||
jmp selected_device_icon
|
||||
ldy #$FB ; SmartPort ID Type Byte ($CnFB)
|
||||
lda (slot_addr),y ; bit 0 = is RAM Card?
|
||||
ora #%00000001
|
||||
bne is_ram_card
|
||||
|
||||
use_profile_icon:
|
||||
ldy #IconEntry::iconbits
|
||||
copy16in #desktop_aux::profile_icon, (icon_ptr),y
|
||||
jmp selected_device_icon
|
||||
;; TODO: Distinguish ProFile vs. 3.5" disk using blocks.
|
||||
lda unit_number ; low nibble is high nibble of $CnFE
|
||||
ora #%00001000 ; bit 3 = is removable?
|
||||
bne is_35_floppy
|
||||
;; fall through
|
||||
|
||||
use_floppy_icon:
|
||||
cmp #$B ; removable / 4 volumes
|
||||
bne use_floppy140_icon
|
||||
ldy #IconEntry::iconbits
|
||||
copy16in #desktop_aux::floppy800_icon, (icon_ptr),y
|
||||
jmp selected_device_icon
|
||||
default:
|
||||
is_profile:
|
||||
ldax #desktop_aux::profile_icon
|
||||
bne assign
|
||||
|
||||
use_floppy140_icon:
|
||||
cmp #DT_DISKII ; 0 = Disk II
|
||||
bne use_profile_icon ; last chance
|
||||
ldy #IconEntry::iconbits
|
||||
copy16in #desktop_aux::floppy140_icon, (icon_ptr),y
|
||||
is_disk_ii:
|
||||
ldax #desktop_aux::floppy140_icon
|
||||
bne assign
|
||||
|
||||
is_35_floppy:
|
||||
ldax #desktop_aux::floppy800_icon
|
||||
bne assign
|
||||
|
||||
is_ram_card:
|
||||
ldax #desktop_aux::ramdisk_icon
|
||||
;; fall through
|
||||
|
||||
;; Assign icon bitmap
|
||||
assign: ldy #IconEntry::iconbits
|
||||
sta (icon_ptr),y
|
||||
txa
|
||||
iny
|
||||
sta (icon_ptr),y
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
selected_device_icon:
|
||||
;; Assign icon type
|
||||
ldy #IconEntry::win_type
|
||||
lda #0
|
||||
@ -9516,6 +9497,8 @@ loop: ldx index
|
||||
index: .byte 0
|
||||
.endproc
|
||||
|
||||
;;; ============================================================
|
||||
|
||||
.proc smartport_eject
|
||||
ptr := $6
|
||||
|
||||
@ -9537,46 +9520,12 @@ exit: rts
|
||||
found: lda DEVLST,y ;
|
||||
sta unit_number
|
||||
|
||||
;; Compute driver address ($BFds for Slot s Drive d)
|
||||
ldx #$11 ; LSB DEVADR for slot 1, drive 1
|
||||
lda unit_number
|
||||
and #$80 ; high bit is drive (0=D1, 1=D2)
|
||||
beq :+
|
||||
ldx #$21 ; LSB DEVADR for slot 1, drive 2
|
||||
: stx @addr_lsb ; D1=$11, D2=$21
|
||||
;; Compute SmartPort dispatch address
|
||||
smartport_addr := $0A
|
||||
jsr find_smartport_dispatch_address
|
||||
bne exit ; not SP
|
||||
|
||||
lda unit_number
|
||||
and #$70 ; slot number
|
||||
lsr a
|
||||
lsr a
|
||||
lsr a
|
||||
clc
|
||||
adc @addr_lsb
|
||||
sta @addr_lsb
|
||||
|
||||
@addr_lsb := *+1
|
||||
lda MLI ; self-modified to DEVADR plus offset
|
||||
sta ptr+1 ; BUG: Assumes firmware driver ($CnXX)
|
||||
lda #0 ; Set up $Cn00 for firmware lookups
|
||||
sta ptr
|
||||
|
||||
ldy #7
|
||||
lda (ptr),y ; $Cn07 == 0 for SmartPort
|
||||
bne exit
|
||||
|
||||
ldy #$FB ; Smart Port ID Type Byte ($CnFB)
|
||||
lda (ptr),y
|
||||
and #$7F ; Anything (except 'Extended')
|
||||
bne exit
|
||||
|
||||
;; Locate SmartPort entry point: $Cn00 + ($CnFF) + 3
|
||||
ldy #$FF
|
||||
lda (ptr),y
|
||||
clc
|
||||
adc #3
|
||||
sta ptr
|
||||
|
||||
;; Compute SmartPort unit number
|
||||
;; Compute control_unit_number from unit_number
|
||||
lda unit_number
|
||||
pha
|
||||
rol a
|
||||
@ -9598,7 +9547,7 @@ found: lda DEVLST,y ;
|
||||
rts
|
||||
|
||||
smartport_call:
|
||||
jmp ($06)
|
||||
jmp (smartport_addr)
|
||||
|
||||
.proc control_params
|
||||
param_count: .byte 3
|
||||
@ -9616,14 +9565,73 @@ unit_number:
|
||||
|
||||
DEFINE_GET_FILE_INFO_PARAMS get_file_info_params5, $220
|
||||
|
||||
L92DB: .byte 0,0
|
||||
|
||||
DEFINE_READ_BLOCK_PARAMS block_params, $0800, $A
|
||||
|
||||
L92E3: .byte $00
|
||||
L92E4: .word 0
|
||||
L92E6: .byte $00
|
||||
|
||||
;;; ============================================================
|
||||
;;; Look up device driver address.
|
||||
;;; Input: A = unit number
|
||||
;;; Output: $0A/$0B ptr to driver; Z set if $CnXX
|
||||
|
||||
.proc device_driver_address
|
||||
slot_addr := $0A
|
||||
|
||||
and #%11110000 ; mask off drive/slot
|
||||
clc
|
||||
ror ; 0DSSS000
|
||||
ror ; 00DSSS00
|
||||
ror ; 000DSSS0
|
||||
tax ; = slot * 2 + (drive == 2 ? 0x10 + 0x00)
|
||||
|
||||
lda DEVADR,x
|
||||
sta slot_addr
|
||||
lda DEVADR+1,x
|
||||
sta slot_addr+1
|
||||
|
||||
ora #$F0 ; is it $Cn ?
|
||||
cmp #$C0 ; leave Z flag set if so
|
||||
rts
|
||||
.endproc
|
||||
|
||||
;;; ============================================================
|
||||
;;; Look up SmartPort dispatch address.
|
||||
;;; Input: A = unit number
|
||||
;;; Output: Z set if SP, $0A/$0B dispatch address; Z clear if not SP
|
||||
|
||||
.proc find_smartport_dispatch_address
|
||||
sp_addr := $0A
|
||||
|
||||
jsr device_driver_address
|
||||
bne exit ; RAM-based driver
|
||||
|
||||
copy #0, sp_addr ; point at $Cn00 for firmware lookups
|
||||
|
||||
ldy #$07 ; SmartPort signature byte ($Cn07)
|
||||
lda (sp_addr),y ; $00 = SmartPort
|
||||
bne exit
|
||||
|
||||
ldy #$FB ; SmartPort ID Type Byte ($CnFB)
|
||||
lda (sp_addr),y
|
||||
and #$7F ; bit 7 = is Extended
|
||||
bne exit
|
||||
|
||||
;; Locate SmartPort entry point: $Cn00 + ($CnFF) + 3
|
||||
ldy #$FF
|
||||
lda (sp_addr),y
|
||||
clc
|
||||
adc #3
|
||||
sta sp_addr
|
||||
|
||||
lda #0 ; exit with Z set on success
|
||||
|
||||
exit: rts
|
||||
.endproc
|
||||
|
||||
PAD_TO $92E7 ; Maintain offsets
|
||||
|
||||
;;; ============================================================
|
||||
;;; Get Info
|
||||
|
||||
@ -14469,50 +14477,14 @@ trash_name: PASCAL_STRING " Trash "
|
||||
|
||||
: lda DEVLST,x ; unit_num
|
||||
stx index
|
||||
sta unit_number
|
||||
|
||||
;; Compute driver address ($BFds for Slot s Drive d)
|
||||
ldx #$11 ; LSB DEVADR for slot 1, drive 1
|
||||
lda unit_number
|
||||
and #$80 ; high bit is drive (0=D1, 1=D2)
|
||||
beq :+
|
||||
ldx #$21 ; LSB DEVADR for slot 1, drive 2
|
||||
: stx @addr_lsb ; D1=$11, D2=$21
|
||||
|
||||
lda unit_number
|
||||
and #$70 ; slot number
|
||||
lsr a
|
||||
lsr a
|
||||
lsr a
|
||||
clc
|
||||
adc @addr_lsb
|
||||
sta @addr_lsb
|
||||
|
||||
@addr_lsb := *+1
|
||||
lda MLI ; self-modified to DEVADR plus offset
|
||||
sta ptr+1 ; BUG: Assumes firmware driver ($CnXX)
|
||||
lda #0 ; Set up $Cn00 for firmware lookups
|
||||
sta ptr
|
||||
|
||||
ldy #7
|
||||
lda (ptr),y ; $Cn07 == 0 for SmartPort
|
||||
bne done
|
||||
|
||||
ldy #$FB ; Smart Port ID Type Byte ($CnFB)
|
||||
lda (ptr),y
|
||||
and #$7F ; Anything (except 'Extended')
|
||||
bne done
|
||||
|
||||
;; Locate SmartPort entry point: $Cn00 + ($CnFF) + 3
|
||||
ldy #$FF
|
||||
lda (ptr),y
|
||||
clc
|
||||
adc #3
|
||||
sta ptr
|
||||
sp_addr := $0A
|
||||
jsr desktop_main::find_smartport_dispatch_address
|
||||
bne done ; not SmartPort
|
||||
|
||||
;; Execute SmartPort call
|
||||
jsr smartport_call
|
||||
.byte $00 ; $00 = STATUS
|
||||
.byte 0 ; $00 = STATUS
|
||||
.addr smartport_params
|
||||
|
||||
bcs done
|
||||
@ -14533,8 +14505,7 @@ done: jmp end
|
||||
index: .byte 0
|
||||
|
||||
smartport_call:
|
||||
jmp (ptr)
|
||||
|
||||
jmp (sp_addr)
|
||||
|
||||
smartport_params:
|
||||
.byte $03 ; parameter count
|
||||
@ -14545,7 +14516,7 @@ smartport_params:
|
||||
devcnt: .byte 0
|
||||
|
||||
unit_number:
|
||||
.byte 0
|
||||
.byte 0 ; now unused
|
||||
|
||||
end:
|
||||
.endproc
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user