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shave some bytes

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This commit is contained in:
4am 2021-07-11 00:51:32 -04:00
parent e505ed9206
commit 857b9c243a
13 changed files with 355 additions and 354 deletions
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3
src/adstyle.a
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@ -1,3 +1,4 @@
; /!\ execution falls through from TraceDOS33c
;-------------------------------
; ADStyle
; Caller has determined that the RWTS in memory
@ -291,4 +292,4 @@ _b4bbexit
lda #kSectorSwitchToBuiltinRWTS
sta T02S0F
+
jmp ReadWithRWTS
; /!\ execution falls through here to ReadWithRWTS

1
src/crackme.a
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@ -1,3 +1,4 @@
; /!\ execution falls though from ADStyle
;-------------------------------
; ReadWithRWTS
; This is the main loop. The caller has put an RWTS

85
src/harddisk.a
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@ -4,6 +4,48 @@ HardDirName_e
HardDiskName !raw "/IMG0000.DSK"
HardDiskName_e
;-------------------------------
; CloseFileOnHardDisk
; close the previously open file on a hard disk, if any
;
; always safe to call (gracefully returns if no file is open)
; does not return any error status because no one cares
;
; in: ProDOS is in memory
; out: all registers and flags clobbered
; ProDOS is in memory
;-------------------------------
!macro CloseFileOnHardDisk {
lda gHardDiskRef
beq +
jsr CloseFile
lda #0
sta gHardDiskRef
+
}
;-------------------------------
; PrintHardDiskImagePath
; print full path of file on hard disk
;
; in: @HardDiskImagePath is populated and has non-zero length
; out: all registers and flags clobbered
;-------------------------------
!macro PrintHardDiskImagePath {
lda HardDiskImagePath
sta @volumelen
ldx #0
- lda HardDiskImagePath+1, x
ora #$80
jsr PrintA
inx
@volumelen=*+1
cpx #$FD ; SMC
bcc -
lda #$8D
jsr PrintA
}
;-------------------------------
; CreateFileOnHardDisk
; create a new autonumbered image file on the user's selected target,
@ -95,46 +137,5 @@ CreateFileOnHardDisk
jsr Create140KFile
bcs +
sta gHardDiskRef
+ jmp SwapProDOS ; ProDOS in -> out (preserves flags)
;-------------------------------
; CloseFileOnHardDisk
; close the previously open file on a hard disk, if any
;
; always safe to call (gracefully returns if no file is open)
; does not return any error status because no one cares
;
; in: ProDOS is in memory
; out: all registers and flags clobbered
; ProDOS is in memory
;-------------------------------
!macro CloseFileOnHardDisk {
lda gHardDiskRef
beq +
jsr CloseFile
lda #0
sta gHardDiskRef
+
}
;-------------------------------
; PrintHardDiskImagePath
; print full path of file on hard disk
;
; in: @HardDiskImagePath is populated and has non-zero length
; out: all registers and flags clobbered
;-------------------------------
!macro PrintHardDiskImagePath {
lda HardDiskImagePath
sta @volumelen
ldx #0
- lda HardDiskImagePath+1, x
ora #$80
jsr PrintA
inx
@volumelen=*+1
cpx #$FD ; SMC
bcc -
lda #$8D
jsr PrintA
}
; /!\ execution falls through to SwapProDOS

2
src/id/trace.a
View File

@ -30,5 +30,5 @@ Trace
++ pla
jsr PrintByID ; unknown disk controller
!byte s_canttrace
jmp UseUniversal
; /!\ execution falls through here to UseUniversal
}

2
src/id/trace33.a
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@ -388,5 +388,5 @@ TraceDOS33c ; 2nd-level trace callback is here
;
; good to go
;
jmp ADStyle ; use this RWTS to read the disk
; /!\ execution falls through to ADStyle
}

38
src/memory.a
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@ -20,7 +20,7 @@
; B200..BFFF - clobbered by DOS boot tracer (RDOS is B200+, DOS 3.x is B600+)
;-------------------------------
; /!\ execution falls through from CreateFileOnHardDisk
;-------------------------------
; SwapProDOS
; saves/restores memory used by ProDOS ($BF00..$BFFF)
@ -96,42 +96,6 @@ CopyMemory
bne @source
rts
;-------------------------------
; ClearTSBuffer
; clear the $1000 byte memory buffer
; used to store the current track's data
; in: none
; out: Z = 1
; X preserved
; Y = 0
; all other flags and registers clobbered
;-------------------------------
ClearTSBuffer
lda #BASEPAGE
ldx #$00
ldy #$10
; /!\ execution falls through here
;-------------------------------
; ClearMemory
; in: A = source address (high)
; X = value to set
; Y = number of pages
; out: Z = 1
; X preserved
; Y = 0
; all other flags and registers clobbered
;-------------------------------
ClearMemory
sta @dest+2
@dest stx $FF00
inc @dest+1
bne @dest
inc @dest+2
dey
bne @dest
rts
;-------------------------------
; ReorderBuffer - convert data
; buffer between ProDOS and

36
src/memory.clear.a Normal file
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@ -0,0 +1,36 @@
; /!\ execution falls through from ChangeTrack
;-------------------------------
; ClearTSBuffer
; clear the $1000 byte memory buffer
; used to store the current track's data
; in: none
; out: Z = 1
; X preserved
; Y = 0
; all other flags and registers clobbered
;-------------------------------
ClearTSBuffer
lda #BASEPAGE
ldx #$00
ldy #$10
; /!\ execution falls through here
;-------------------------------
; ClearMemory
; in: A = source address (high)
; X = value to set
; Y = number of pages
; out: Z = 1
; X preserved
; Y = 0
; all other flags and registers clobbered
;-------------------------------
ClearMemory
sta @dest+2
@dest stx $FF00
inc @dest+1
bne @dest
inc @dest+2
dey
bne @dest
rts

23
src/passport.a
View File

@ -46,11 +46,6 @@ Relocatable
NonRelocatable
!source "apidefs.a"
!source "strings/en.a"
!source "id/trace.a"
!source "id/trace33.a"
!source "id/trace32.a"
!source "id/trace8b3.a"
!source "id/trace33p.a"
!source "id/dos33.a"
!source "id/dos32.a"
!source "id/dos32lo.a"
@ -81,27 +76,33 @@ NonRelocatable
!source "id/holle.a"
!source "id/phoenix.a"
!source "id/555.a"
!source "id/trace32.a"
!source "id/trace8b3.a"
!source "id/trace33p.a"
!source "id/trace.a" ; \__ execution falls through
!source "universalstyle.a" ; /
!source "id/trace33.a" ; \__ execution falls through
!source "adstyle.a" ; /
!source "crackme.a" ; /
!source "id/inspect0.a"
!source "print.a"
!source "compare.a"
!source "modify.a"
!source "memory.a"
!source "sectormap.a"
!source "write.a"
!source "mli.a"
!source "ramdisk.a"
!source "harddisk.a"
!source "harddisk.a" ; \__ execution falls through
!source "memory.a" ; /
!source "slots.a"
!source "prefs.a"
!source "prefs.save.a"
!source "keys.a"
!source "cffa.a"
!source "progress.a"
!source "rwts.a"
!source "rwts.a" ; \__ execution falls through
!source "memory.clear.a" ; /
!source "standarddelivery.a"
!source "adstyle.a"
!source "universalstyle.a"
!source "crackme.a"
MainMenu
jsr Cleanup ; RAM/HD files might be left open after Ctrl-Reset

234
src/print.a
View File

@ -142,7 +142,7 @@ PrintByID
PrintByte
jsr SaveAXY
jsr PRBYTE
jmp LoadAXY
bcc LoadAXY ; always branches
;-------------------------------
; PrintA
@ -158,18 +158,16 @@ PrintA
jsr SaveAXY
jsr COUT
; /!\ execution falls through here
LoadAXY
lda tmpa
ldx tmpx
ldy tmpy
clv
rts
; /!\ execution falls through here
SaveAXY
sta tmpa
stx tmpx
sty tmpy
clv
rts
;-------------------------------
@ -374,229 +372,3 @@ CheckLogKeys
sta .endline1+2
sta .endline2+2
rts
;-------------------------------
; Print Shop style animation
; by Vince `deater` Weaver <vince@deater.net>
; https://github.com/deater/dos33fsprogs/blob/master/graphics/gr/thinking/cracking.s
; SPDX-License-Identifier: MIT
GBASL = $26
GBASH = $27
COL = $E0
CURRENT_BITMAP = $E1
BITMAP_PTR = $E2
XSAVE = $E3
SAVED_YY = $E3
YSAVE = $E4
SAVED_XX = $E4
ADJUSTED_YY = $E5
GBASCALC = $F847 ; take Y-coord/2 in A, put address in GBASL/H ( A trashed, C clear)
SETGR = $FB40 ; Init graphics, clear screen, A is $D0 after
WAIT = $FCA8 ; delay 1/2(26+27A+5A^2) us
thinking:
jsr SETGR ; set lo-res 40x40 mode
; A=$D0 afterward
lda #0
sta COL ; consistent starting color
; not technically needed
;=============================
;=============================
; print thinking frame
;=============================
;=============================
print_thinking_frame:
ldx #0 ; reset YY to 0
stx BITMAP_PTR ; also reset bitmap pointer to 0
yloop:
txa ; load YY
jsr GBASCALC ; take Y-coord/2 in A, put address in GBASL/H
;=======================
ldy #0 ; reset XX to 0
xloop:
; this is only jumped to every 8th XX
inc_pointer:
inc BITMAP_PTR
; load current bitmap ptr into CURRENT_BITMAP
; is a don't care if not between 7 and 14
stx XSAVE
ldx BITMAP_PTR
lda thinking_data-1-30,X
sta CURRENT_BITMAP
ldx XSAVE
thinking_xloop:
; this is called every XX
stx XSAVE ; save X (YY)
sty YSAVE ; save Y (XX)
; if YY <6 or YY > 13 then don't draw bitmap
cpx #6
bcc do_plot
cpx #13
bcs do_plot
handle_bitmap:
ror CURRENT_BITMAP ; rotate next bit from bitmap in
bcs skip_plot ; skip plotting (assume BG is black)
do_plot:
lda COL ; set starting color
and #$7
tay
lda color_lookup,Y ; lookup color in table
ldy YSAVE ; restore Y (XX)
sta (GBASL),Y
skip_plot:
;==================================
; adjust colors to make boxes
; 0000000000000000
; 0111111111111110
; 0122222222222210
; XX is in Y (currently also in YSAVE)
; YY is in X (currently also in XSAVE)
ldx SAVED_YY ; YY
ldy SAVED_XX ; XX
; if YY is < 10 do following, otherwise reverse
txa ; put YY in A (saved bytes later)
cmp #10
bcc counting_up
counting_down:
; now doing the reverse
lda #19
sec
sbc SAVED_YY
; YY (in A) now going from 10..0
counting_up:
sta ADJUSTED_YY
detect_adjust_dir:
; if YY is < 10 do following, otherwise reverse
; if XX is < 10, check for inc
; if XX is > 30 check for dex
; else, no adjust
cpy #10 ; is XX < 10
bcc color_adjust_up ; then potentially adjust UP
cpy #30 ; is XX > 30
bcs color_adjust_down ; then potentially adjust down
bcc color_adjust_none ; else, do nothing
color_adjust_up:
; if XX < YY then inc color
; if XX >= YY then do nothing
cpy ADJUSTED_YY ; compare XX to YY
bcs col_same ; bge do nothing
col_inc:
inc COL
col_same:
jmp color_adjust_none
color_adjust_down:
lda #39
sec
sbc ADJUSTED_YY
sta ADJUSTED_YY
cpy ADJUSTED_YY ; compare XX to YY
; if XX > 39-YY then inc color
bcc col_down_same
col_dec:
dec COL
col_down_same:
; fallthrough
color_adjust_none:
;============================
; inc XX for next pixel
iny ; inc XX
cpy #40 ; if we hit 40, done line
beq done_done
tya ; if we are multiple of 8
and #$7 ; then need to increment bitmap ptr
beq inc_pointer
bne thinking_xloop
done_done:
;=============================================
; adjust color for next line
inc COL
;=======================
; move to next line
inx
cpx #20
bne yloop
;============================================
; done frame, increment color for next round
;============================================
inc COL
rts
;0 1 2 3 3
;01234567|89012345|67890123|45678901|23456789
; ** ***| *** | ** * |* * * |* ***
; * * |* * * |* * *| * ** |* * *
; * * |* * * |* * * | * ** |* *
; * ***| ***** |* ** | * * * |* *
; * * *| * * |* * * | * * *|* * **
; * * |* * * |* * *| * * *|* * *
; ** * |* * * | ** * |* * * |* ****
; 7*5 bytes = 35 bytes
thinking_data:
!byte $EC,$38,$16,$15,$39
!byte $22,$45,$91,$34,$45
!byte $22,$45,$51,$34,$05
!byte $E2,$7C,$31,$54,$05
!byte $A2,$44,$51,$94,$65
!byte $22,$45,$91,$94,$45
!byte $2C,$45,$16,$15,$79
color_lookup:
; magenta, pink, orange, yellow, lgreen, aqua, mblue, lblue
!byte $33,$BB,$99,$DD,$CC,$EE,$66,$77

231
src/progress.a
View File

@ -37,15 +37,240 @@ ResetProgress
lda gMode
ror
bcc +
jmp thinking
bcs thinking ; always branches
IncProgress
lda gMode
ror
bcs ++
bcs print_thinking_frame
lda #$20 ; display minimal progress indicator
progressind
sta $FFFF ; SMC
inc progressind+1
+ rts
++ jmp print_thinking_frame
;-------------------------------
; Print Shop style animation
; by Vince `deater` Weaver <vince@deater.net>
; https://github.com/deater/dos33fsprogs/blob/master/graphics/gr/thinking/cracking.s
; SPDX-License-Identifier: MIT
GBASL = $26
GBASH = $27
COL = $E0
CURRENT_BITMAP = $E1
BITMAP_PTR = $E2
XSAVE = $E3
SAVED_YY = $E3
YSAVE = $E4
SAVED_XX = $E4
ADJUSTED_YY = $E5
GBASCALC = $F847 ; take Y-coord/2 in A, put address in GBASL/H ( A trashed, C clear)
SETGR = $FB40 ; Init graphics, clear screen, A is $D0 after
WAIT = $FCA8 ; delay 1/2(26+27A+5A^2) us
thinking:
jsr SETGR ; set lo-res 40x40 mode
; A=$D0 afterward
lda #0
sta COL ; consistent starting color
; not technically needed
;=============================
;=============================
; print thinking frame
;=============================
;=============================
print_thinking_frame:
ldx #0 ; reset YY to 0
stx BITMAP_PTR ; also reset bitmap pointer to 0
yloop:
txa ; load YY
jsr GBASCALC ; take Y-coord/2 in A, put address in GBASL/H
;=======================
ldy #0 ; reset XX to 0
xloop:
; this is only jumped to every 8th XX
inc_pointer:
inc BITMAP_PTR
; load current bitmap ptr into CURRENT_BITMAP
; is a don't care if not between 7 and 14
stx XSAVE
ldx BITMAP_PTR
lda thinking_data-1-30,X
sta CURRENT_BITMAP
ldx XSAVE
thinking_xloop:
; this is called every XX
stx XSAVE ; save X (YY)
sty YSAVE ; save Y (XX)
; if YY <6 or YY > 13 then don't draw bitmap
cpx #6
bcc do_plot
cpx #13
bcs do_plot
handle_bitmap:
ror CURRENT_BITMAP ; rotate next bit from bitmap in
bcs skip_plot ; skip plotting (assume BG is black)
do_plot:
lda COL ; set starting color
and #$7
tay
lda color_lookup,Y ; lookup color in table
ldy YSAVE ; restore Y (XX)
sta (GBASL),Y
skip_plot:
;==================================
; adjust colors to make boxes
; 0000000000000000
; 0111111111111110
; 0122222222222210
; XX is in Y (currently also in YSAVE)
; YY is in X (currently also in XSAVE)
ldx SAVED_YY ; YY
ldy SAVED_XX ; XX
; if YY is < 10 do following, otherwise reverse
txa ; put YY in A (saved bytes later)
cmp #10
bcc counting_up
counting_down:
; now doing the reverse
lda #19
sec
sbc SAVED_YY
; YY (in A) now going from 10..0
counting_up:
sta ADJUSTED_YY
detect_adjust_dir:
; if YY is < 10 do following, otherwise reverse
; if XX is < 10, check for inc
; if XX is > 30 check for dex
; else, no adjust
cpy #10 ; is XX < 10
bcc color_adjust_up ; then potentially adjust UP
cpy #30 ; is XX > 30
bcs color_adjust_down ; then potentially adjust down
bcc color_adjust_none ; else, do nothing
color_adjust_up:
; if XX < YY then inc color
; if XX >= YY then do nothing
cpy ADJUSTED_YY ; compare XX to YY
bcs col_same ; bge do nothing
col_inc:
inc COL
col_same:
bne color_adjust_none ; always branches
color_adjust_down:
lda #39
sec
sbc ADJUSTED_YY
sta ADJUSTED_YY
cpy ADJUSTED_YY ; compare XX to YY
; if XX > 39-YY then inc color
bcc col_down_same
col_dec:
dec COL
col_down_same:
; fallthrough
color_adjust_none:
;============================
; inc XX for next pixel
iny ; inc XX
cpy #40 ; if we hit 40, done line
beq done_done
tya ; if we are multiple of 8
and #$7 ; then need to increment bitmap ptr
beq inc_pointer
bne thinking_xloop
done_done:
;=============================================
; adjust color for next line
inc COL
;=======================
; move to next line
inx
cpx #20
bne yloop
;============================================
; done frame, increment color for next round
;============================================
inc COL
rts
;0 1 2 3 3
;01234567|89012345|67890123|45678901|23456789
; ** ***| *** | ** * |* * * |* ***
; * * |* * * |* * *| * ** |* * *
; * * |* * * |* * * | * ** |* *
; * ***| ***** |* ** | * * * |* *
; * * *| * * |* * * | * * *|* * **
; * * |* * * |* * *| * * *|* * *
; ** * |* * * | ** * |* * * |* ****
; 7*5 bytes = 35 bytes
thinking_data:
!byte $EC,$38,$16,$15,$39
!byte $22,$45,$91,$34,$45
!byte $22,$45,$51,$34,$05
!byte $E2,$7C,$31,$54,$05
!byte $A2,$44,$51,$94,$65
!byte $22,$45,$91,$94,$45
!byte $2C,$45,$16,$15,$79
color_lookup:
; magenta, pink, orange, yellow, lgreen, aqua, mblue, lblue
!byte $33,$BB,$99,$DD,$CC,$EE,$66,$77

51
src/rwts.a
View File

@ -135,32 +135,6 @@ IgnoreAddressChecksum
stx $B98A
rts
;-------------------------------
; ChangeTrack
; in: A = new track
;-------------------------------
ChangeTrack
sta @new+1
jsr WriteTrack
@new lda #$d1 ; modified at runtime
; note: execution falls through here
ChangeTrackNW ; "N"o "W"rite
sta gTrack
jmp ClearTSBuffer
;-------------------------------
; ChangeSector
; in: A = new sector
;-------------------------------
ChangeSector
sta gSector
clc
adc #BASEPAGE
sta gAddress+1
rts
;-------------------------------
; WriteTrack
; in: none
@ -232,3 +206,28 @@ FatalWriteError
jsr PrintByID
+ !byte $FD ; SMC
jmp TheEnd
;-------------------------------
; ChangeSector
; in: A = new sector
;-------------------------------
ChangeSector
sta gSector
clc
adc #BASEPAGE
sta gAddress+1
rts
;-------------------------------
; ChangeTrack
; in: A = new track
;-------------------------------
ChangeTrack
sta @new+1
jsr WriteTrack
@new lda #$d1 ; modified at runtime
; /!\ execution falls through here
ChangeTrackNW ; "N"o "W"rite
sta gTrack
; /!\ execution falls through here to ClearTSBuffer

1
src/universalstyle.a
View File

@ -1,3 +1,4 @@
; /!\ execution falls through here from Trace
;-------------------------------
; UseUniversal
; Caller has decided to use the built-in RWTS to read

2
src/wholetrack.a
View File

@ -63,7 +63,7 @@ SkipTrack
bpl @print
bvc @print
; if we're in 'crack' mode, restart the scan to find the protection code
jmp SetupF7F6SecondRound
bvs SetupF7F6SecondRound ; always branches
@print sta +
jsr PrintByID