mirror of
https://github.com/cc65/cc65.git
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simple conio test works again
This commit is contained in:
mrdudz
parent
877fd532c2
commit
21999b081f
25
cfg/pce.cfg
25
cfg/pce.cfg
@ -1,5 +1,5 @@
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SYMBOLS {
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SYMBOLS {
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__STACKSIZE__: type = weak, value = $0300; # 3 pages stack
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__STACKSIZE__: type = weak, value = $0300; # 3 pages stack
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}
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}
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MEMORY {
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MEMORY {
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@ -18,7 +18,7 @@ MEMORY {
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# Hardware Vectors at End of 2nd 8K ROM
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# Hardware Vectors at End of 2nd 8K ROM
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ROMV: start = $fff6, size = $a, file = %O,fill = yes;
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ROMV: start = $fff6, size = $a, file = %O,fill = yes;
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ROM: start = $6000, size = $8000, file = %O, fill = yes,define=yes;
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# ROM: start = $6000, size = $8000, file = %O, fill = yes,define=yes;
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# standard 2k SRAM (-zeropage)
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# standard 2k SRAM (-zeropage)
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@ -43,8 +43,8 @@ SEGMENTS {
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STARTUP: load = ROM0, type = ro, define = yes;
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STARTUP: load = ROM0, type = ro, define = yes;
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INIT: load = ROM0, type = ro, define = yes, optional = yes;
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INIT: load = ROM0, type = ro, define = yes, optional = yes;
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CODE: load = ROM, type = ro, define = yes;
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CODE: load = ROM0, type = ro, define = yes;
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RODATA: load = ROM, type = ro, define = yes;
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RODATA: load = ROM0, type = ro, define = yes;
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DATA: load = ROM0, run= RAM, type = rw, define = yes;
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DATA: load = ROM0, run= RAM, type = rw, define = yes;
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# BSS: load = RAM2, type = bss, define = yes;
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# BSS: load = RAM2, type = bss, define = yes;
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@ -58,12 +58,13 @@ SEGMENTS {
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}
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}
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FEATURES {
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FEATURES {
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CONDES: segment = STARTUP,
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CONDES: segment = STARTUP,
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type=constructor,
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type=constructor,
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label=__CONSTRUCTOR_TABLE__,
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label=__CONSTRUCTOR_TABLE__,
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count=__CONSTRUCTOR_COUNT__;
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count=__CONSTRUCTOR_COUNT__;
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CONDES: segment = STARTUP,
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type=destructor,
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CONDES: segment = STARTUP,
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label=__DESTRUCTOR_TABLE__,
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type=destructor,
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count=__DESTRUCTOR_COUNT__;
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label=__DESTRUCTOR_TABLE__,
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count=__DESTRUCTOR_COUNT__;
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}
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}
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@ -2,16 +2,14 @@
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; Screen size variables
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; Screen size variables
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;
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;
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.export _screensize
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.export _screensize
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_screensize:
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_screensize:
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ldx xsize
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ldx xsize
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ldy ysize
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ldy ysize
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rts
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rts
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.rodata
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.rodata
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.export xsize, ysize
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.export xsize, ysize
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xsize: .byte 64
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xsize: .byte 64
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ysize: .byte 28
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ysize: .byte 28
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@ -43,56 +43,60 @@ start:
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; setup the CPU and System-IRQ
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; setup the CPU and System-IRQ
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; Initialize CPU
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; Initialize CPU
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sei
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sei
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nop
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nop
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csh
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csh ; set high speed CPU mode
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nop
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nop
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cld
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cld
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nop
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nop
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; Setup stack and memory mapping
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; Setup stack and memory mapping
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ldx #$FF ; Stack top ($21FF)
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ldx #$FF ; Stack top ($21FF)
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txs
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txs
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txa
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tam #0 ; 0000-1FFF = Hardware page
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lda #$F8
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; at startup all MPRs are set to 0, so init them
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tam #1 ; 2000-3FFF = Work RAM
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lda #$ff
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tam #1 ; 0000-1FFF = Hardware page
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lda #$F8
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tam #2 ; 2000-3FFF = Work RAM
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;lda #$F7
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;tam #2 ; 4000-5FFF = Save RAM
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;lda #1
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;tam #3 ; 6000-7FFF Page 2
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;lda #2
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;tam #4 ; 8000-9FFF Page 3
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;lda #3
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;tam #5 ; A000-BFFF Page 4
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;lda #4
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;tam #6 ; C000-DFFF Page 5
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;lda #0
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;tam #7 ; e000-fFFF hucard/syscard bank 0
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lda #$F7
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; Clear work RAM (2000-3FFF)
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tam #2 ; 4000-5FFF = Save RAM
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stz <$00
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tii $2000, $2001, $1FFF
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lda #1
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; Initialize hardware
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tam #3 ; 6000-7FFF Page 2
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stz TIMER_COUNT ; Timer off
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lda #2
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lda #$07
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tam #4 ; 8000-9FFF Page 3
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sta IRQ_MASK ; Interrupts off
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lda #3
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stz IRQ_STATUS ; Acknowledge timer
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tam #5 ; A000-BFFF Page 4
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lda #4
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tam #6 ; C000-DFFF Page 5
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; Initialize hardware
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;; i dont know why the heck this one doesnt
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stz TIMER_COUNT ; Timer off
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;; work when called from a constructor :/
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lda #$07
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.import vdc_init
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sta IRQ_MASK ; Interrupts off
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jsr vdc_init
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stz IRQ_STATUS ; Acknowledge timer
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; Clear work RAM
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stz <$00
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tii $2000, $2001, $1FFF
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;; i dont know why the heck this one doesnt
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;; work when called from a constructor :/
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.import vdc_init
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jsr vdc_init
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;; jsr joy_init
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;; jsr joy_init
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; Turn on background and VD interrupt/IRQ1
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; Turn on background and VD interrupt/IRQ1
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lda #$05
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sta IRQ_MASK ; IRQ1=on
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lda #$05
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cli
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sta IRQ_MASK ; IRQ1=on
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cli
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; Clear the BSS data
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; Clear the BSS data
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@ -162,8 +166,10 @@ start:
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; Call module constructors
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; Call module constructors
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jsr initlib
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jsr initlib
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; .import initconio
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; jsr initconio
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.import initconio
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jsr initconio
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; Pass an empty command line
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; Pass an empty command line
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@ -189,34 +195,34 @@ _exit:
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; ------------------------------------------------------------------------
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; ------------------------------------------------------------------------
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_irq1:
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_irq1:
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pha
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pha
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phx
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phx
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phy
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phy
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inc _tickcount
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inc _tickcount
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bne @s
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bne @s
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inc _tickcount+1
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inc _tickcount+1
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@s:
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@s:
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; Acknowlege interrupt
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; Acknowlege interrupt
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ldaio VDC_CTRL
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ldaio VDC_CTRL
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ply
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ply
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plx
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plx
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pla
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pla
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rti
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rti
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_irq2:
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_irq2:
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rti
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rti
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_nmi:
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_nmi:
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rti
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rti
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_timer:
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_timer:
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stz IRQ_STATUS
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stz IRQ_STATUS
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rti
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rti
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.export initmainargs
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.export initmainargs
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initmainargs:
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initmainargs:
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rts
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rts
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; ------------------------------------------------------------------------
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; ------------------------------------------------------------------------
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; hardware vectors
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; hardware vectors
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@ -1,6 +1,7 @@
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.include "pcengine.inc"
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.include "pcengine.inc"
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.export vce_init
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.export vce_init
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vce_init:
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vce_init:
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stz VCE_ADDR_LO ;
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stz VCE_ADDR_LO ;
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@ -1,15 +1,12 @@
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.include "pcengine.inc"
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.include "pcengine.inc"
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HIRES = 1
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HIRES = 1
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.export vdc_init
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.export vdc_init
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vdc_init:
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vdc_init:
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;;lda $0000
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ldaio VDC_CTRL
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;;.byte $ad,0,0
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ldaio VDC_CTRL
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VREG $00, $0000 ; MAWR
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VREG $00, $0000 ; MAWR
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VREG $01, $0000 ; MARR
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VREG $01, $0000 ; MARR
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@ -39,8 +36,5 @@ vdc_init:
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.endif
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.endif
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;;lda $0000
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ldaio VDC_CTRL
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;;.byte $ad,0,0
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ldaio VDC_CTRL
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rts
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rts
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@ -1,4 +1,6 @@
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; VGA charset for the PC-Engine conio implementation
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.byte $00, $00, $00, $00, $00, $00, $00, $00
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.byte $00, $00, $00, $00, $00, $00, $00, $00
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.byte $7E, $81, $A5, $81, $BD, $99, $81, $7E
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.byte $7E, $81, $A5, $81, $BD, $99, $81, $7E
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.byte $7E, $FF, $DB, $FF, $C3, $E7, $FF, $7E
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.byte $7E, $FF, $DB, $FF, $C3, $E7, $FF, $7E
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