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version 1.2, 2003/12/04 18:42:01
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version 1.7, 2004/02/18 21:58:42
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Line 61 G_MASTER equ (GD_SIZE * -1)
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Line 61 G_MASTER equ (GD_SIZE * -1)
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| G_SLAVE equ 0 |
G_SLAVE equ 0 |
| G_MODE1 equ (GD_SIZE + &00) |
G_MODE1 equ (GD_SIZE + &00) |
| ; G_mode2 equ (GD_SIZE + &01) |
; G_mode2 equ (GD_SIZE + &01) |
| ; G_vsync equ (GD_SIZE + &02) |
G_CLOCK equ (GD_SIZE + &02) |
| ; G_vsyncint equ (GD_SIZE + &03) |
; G_crt15khz equ (GD_SIZE + &03) |
| ; G_analog equ (GD_SIZE + &04) |
; G_m_drawing equ (GD_SIZE + &04) |
| ; G_palnum equ (GD_SIZE + &08) |
; G_s_drawing equ (GD_SIZE + &05) |
| ; G_degpal equ (GD_SIZE + &0c) |
; G_vsync equ (GD_SIZE + &06) |
| ; G_anapal equ (GD_SIZE + &10) |
; G_vsyncint equ (GD_SIZE + &07) |
| G_CLOCK equ (GD_SIZE + &50) |
; G_display equ (GD_SIZE + &08) |
| ; G_display equ (GD_SIZE + &51) |
; G_bitac equ (GD_SIZE + &09) |
| ; G_bitac equ (GD_SIZE + &52) |
; G_analog equ (GD_SIZE + &0c) |
| ; G_m_drawing equ (GD_SIZE + &53) |
; G_palnum equ (GD_SIZE + &10) |
| ; G_s_drawing equ (GD_SIZE + &54) |
; G_degpal equ (GD_SIZE + &14) |
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; G_anapal equ (GD_SIZE + &18) |
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INCLUDE ..\..\i286a\i286a.inc |
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| IMPORT np2cfg |
IMPORT np2cfg |
| IMPORT mem |
IMPORT i286acore |
| IMPORT np2_vram |
IMPORT np2_vram |
| IMPORT dsync |
IMPORT dsync |
| IMPORT vramupdate |
IMPORT vramupdate |
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Line 83 G_CLOCK equ (GD_SIZE + &50)
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Line 86 G_CLOCK equ (GD_SIZE + &50)
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| IMPORT gdc |
IMPORT gdc |
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| EXPORT grph_table0 |
EXPORT grph_table0 |
| EXPORT makegrph_init |
EXPORT makegrph_initialize |
| EXPORT makegrph |
EXPORT makegrph |
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| AREA MAKEGRPHBSS, DATA, READONLY |
AREA .rdata, DATA, READONLY |
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| grph_table0 dcd &00000000 |
grph_table0 dcd &00000000 |
| dcd &01000000 |
dcd &01000000 |
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Line 106 grph_table0 dcd &00000000
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Line 109 grph_table0 dcd &00000000
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| dcd &01010101 |
dcd &01010101 |
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| AREA MAKEGRPH, CODE, READONLY |
AREA .text, CODE, READONLY |
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| makegrph_init mov pc, lr |
makegrph_initialize |
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mov pc, lr |
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| ; r8 = mem |
; r8 = mem |
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Line 116 makegrph_init mov pc, lr
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Line 120 makegrph_init mov pc, lr
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| ; r10 = out |
; r10 = out |
| ; r11 = grph_table0 |
; r11 = grph_table0 |
| ; tmp r2, r3, r4, r5, r12 |
; tmp r2, r3, r4, r5, r12 |
| MACRO |
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| $label PIXADD $shift |
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| $label and r12, r3, #&0f |
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| and r3, r3, #&f0 |
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| ldr r3, [r11, r3, lsr #2] |
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| ldr r12, [r11, r12, lsl #2] |
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| orr r4, r4, r3, lsl #$shift |
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| orr r5, r5, r12, lsl #$shift |
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| MEND |
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| MACRO |
MACRO |
| $label GRPHDATASET |
$label GRPHDATASET |
| $label add r2, r8, r9, lsr #17 |
$label add r3, r8, #(VRAM_R - VRAM_B) |
| ldrb r3, [r2] |
ldrb r2, [r8, r9 lsr #17] |
| add r2, r2, #(VRAM_R - VRAM_B) |
ldrb r3, [r3, r9 lsr #17] |
| and r12, r3, #&0f |
add r8, r8, #(VRAM_G - VRAM_B) |
| and r3, r3, #&f0 |
and r12, r2, #&f0 |
| ldr r4, [r11, r3, lsr #2] |
and r2, r2, #&0f |
| ldr r5, [r11, r12, lsl #2] |
ldr r4, [r11, r12, lsr #2] ; 0 |
| ldrb r3, [r2] |
ldr r5, [r11, r2, lsl #2] ; 0 |
| add r2, r2, #(VRAM_G - VRAM_R) |
and r12, r3, #&f0 ; 1 |
| PIXADD 1 |
and r3, r3, #&0f ; 1 |
| ldrb r3, [r2] |
ldr r12, [r11, r12, lsr #2] ; 1 |
| add r2, r2, #(VRAM_E - VRAM_G) |
ldr r3, [r11, r3, lsl #2] ; 1 |
| PIXADD 2 |
ldrb r2, [r8, r9 lsr #17] |
| ldrb r3, [r2] |
orr r4, r4, r12, lsl #1 ; 1 |
| PIXADD 3 |
orr r5, r5, r3, lsl #1 ; 1 |
| str r4, [r10] |
add r8, r8, #(VRAM_E - VRAM_G) |
| str r5, [r10, #4] |
and r12, r2, #&f0 ; 2 |
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and r2, r2, #&0f ; 2 |
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ldr r12, [r11, r12, lsr #2] ; 2 |
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ldrb r3, [r8, r9 lsr #17] |
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ldr r2, [r11, r2, lsl #2] ; 2 |
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orr r4, r4, r12, lsl #2 ; 2 |
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and r12, r3, #&f0 ; 3 |
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and r3, r3, #&0f ; 3 |
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ldr r12, [r11, r12, lsr #2] ; 3 |
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ldr r3, [r11, r3, lsl #2] ; 3 |
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orr r5, r5, r2, lsl #2 ; 2 |
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orr r4, r4, r12, lsl #3 ; 3 |
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orr r5, r5, r3, lsl #3 ; 3 |
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sub r8, r8, #(VRAM_E - VRAM_B) |
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str r4, [r10, #-8] |
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str r5, [r10, #-4] |
| MEND |
MEND |
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Line 161 $label add r2, r8, r9, lsr #17
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Line 171 $label add r2, r8, r9, lsr #17
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| ; tmp r2, r3 / r4, r5, r12 (GRPHDATASET) |
; tmp r2, r3 / r4, r5, r12 (GRPHDATASET) |
| ; input - r2 = pos r3 = gdc |
; input - r2 = pos r3 = gdc |
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| gp_all ldr r12, [r2, r3] |
gp_all orr r9, r9, r12, lsl #(1 + 17) ; (vad << 17) |
| orr r9, r9, r12, lsl #(1 + 17) ; (vad << 17) |
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| mov r12, r12, lsr #(4 + 16) ; remain |
mov r12, r12, lsr #(4 + 16) ; remain |
| orr r0, r0, r12, lsl #22 ; (remain << 22) |
orr r0, r0, r12, lsl #22 ; (remain << 22) |
| gpa_lineylp1 and r12, r6, #(&1f << 12) ; mul ! |
gpa_lineylp1 and r12, r6, #(&1f << 12) ; mul ! |
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Line 172 gpa_lineylp2 add r1, r1, #640
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Line 181 gpa_lineylp2 add r1, r1, #640
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| tstne r6, #(1 << 22) |
tstne r6, #(1 << 22) |
| bne gpa_lineyed |
bne gpa_lineyed |
| sub r10, r1, #640 |
sub r10, r1, #640 |
| gpa_pixlp GRPHDATASET |
gpa_pixlp add r10, r10, #8 |
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GRPHDATASET |
| add r9, r9, #(1 << 17) |
add r9, r9, #(1 << 17) |
| add r10, r10, #8 |
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| cmp r10, r1 |
cmp r10, r1 |
| bcc gpa_pixlp |
bcc gpa_pixlp |
| sub r9, r9, #(80 << 17) |
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| ldr r2, gp_renewline |
ldr r2, gp_renewline |
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sub r9, r9, #(80 << 17) |
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; |
| ldrb r3, [r2, r6, lsr #23] |
ldrb r3, [r2, r6, lsr #23] |
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bic r9, r9, #(3 << 8) |
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; |
| orr r3, r3, r9 |
orr r3, r3, r9 |
| strb r3, [r2, r6, lsr #23] |
strb r3, [r2, r6, lsr #23] |
| bic r9, r9, #(3 << 8) |
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| gpa_lineyed add r6, r6, #(1 << 23) |
gpa_lineyed add r6, r6, #(1 << 23) |
| cmp r6, r6, lsl #20 |
cmp r6, r6, lsl #20 |
| bcs makegrph_ed |
bcs makegrph_ed |
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Line 199 gpa_break ldr r3, gp_gdc
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Line 210 gpa_break ldr r3, gp_gdc
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| bic r6, r6, #(&1f << 17) |
bic r6, r6, #(&1f << 17) |
| mov pc, lr |
mov pc, lr |
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| gp_indirty ldr r12, [r2, r3] |
gp_indirty orr r9, r9, r12, lsl #(1 + 17) ; (vad << 17) |
| orr r9, r9, r12, lsl #(1 + 17) ; (vad << 17) |
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| mov r12, r12, lsr #(4 + 16) ; remain |
mov r12, r12, lsr #(4 + 16) ; remain |
| orr r0, r0, r12, lsl #22 ; (remain << 22) |
orr r0, r0, r12, lsl #22 ; (remain << 22) |
| gpi_lineylp1 and r12, r6, #(&1f << 12) ; mul ! |
gpi_lineylp1 and r12, r6, #(&1f << 12) ; mul ! |
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Line 209 gpi_lineylp2 add r1, r1, #640
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Line 219 gpi_lineylp2 add r1, r1, #640
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| tst r6, #(1 << 23) |
tst r6, #(1 << 23) |
| tstne r6, #(1 << 22) |
tstne r6, #(1 << 22) |
| bne gpi_lineyed |
bne gpi_lineyed |
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ldrb r2, [r7, r9, lsr #17] |
| sub r10, r1, #640 |
sub r10, r1, #640 |
| gpi_pixlp ldrb r2, [r7, r9, lsr #17] |
gpi_pixlp add r10, r10, #8 |
| ands r2, r2, r9 |
ands r2, r2, r9 |
| beq gpi_pixnt |
beq gpi_pixnt |
| orr r9, r9, r2, lsl #8 |
orr r9, r9, r2, lsl #8 |
| GRPHDATASET |
GRPHDATASET |
| gpi_pixnt add r9, r9, #(1 << 17) |
gpi_pixnt add r9, r9, #(1 << 17) |
| add r10, r10, #8 |
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| cmp r10, r1 |
cmp r10, r1 |
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ldrccb r2, [r7, r9, lsr #17] |
| bcc gpi_pixlp |
bcc gpi_pixlp |
| sub r9, r9, #(80 << 17) |
sub r9, r9, #(80 << 17) |
| tst r9, #(3 << 8) |
ldr r2, gp_renewline ; prepare |
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ands r10, r9, #(3 << 8) |
| beq gpi_lineyed |
beq gpi_lineyed |
| ldr r2, gp_renewline |
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| ldrb r3, [r2, r6, lsr #23] |
ldrb r3, [r2, r6, lsr #23] |
| orr r3, r3, r9, lsr #8 |
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| strb r3, [r2, r6, lsr #23] |
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| bic r9, r9, #(3 << 8) |
bic r9, r9, #(3 << 8) |
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; |
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orr r3, r3, r10, lsr #8 |
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strb r3, [r2, r6, lsr #23] |
| gpi_lineyed add r6, r6, #(1 << 23) |
gpi_lineyed add r6, r6, #(1 << 23) |
| cmp r6, r6, lsl #20 |
cmp r6, r6, lsl #20 |
| bcs makegrph_ed |
bcs makegrph_ed |
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Line 245 gpi_break ldr r3, gp_gdc
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Line 257 gpi_break ldr r3, gp_gdc
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| makegrph stmdb sp!, {r4 - r11, lr} |
makegrph stmdb sp!, {r4 - r11, lr} |
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ldr r4, gp_dsync |
| ldr r7, gp_vramupdate |
ldr r7, gp_vramupdate |
| ldr r8, gp_vmem |
ldr r8, gp_vmem |
| ldr r11, gp_gtable0 |
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| ldr r3, gp_gdc |
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| ldr r4, gp_dsync |
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| ldr r2, [r4, #DS_GRPHVAD] |
ldr r2, [r4, #DS_GRPHVAD] |
| ands r0, r0, #1 |
ands r0, r0, #1 |
| addne r2, r2, #SURFACE_SIZE |
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| addne r8, r8, #VRAM_STEP |
addne r8, r8, #VRAM_STEP |
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addne r2, r2, #SURFACE_SIZE |
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ldr r3, gp_gdc |
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ldr r11, gp_gtable0 |
| mov r9, #1 |
mov r9, #1 |
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ldrb r5, [r3, #G_CLOCK] |
| mov r9, r9, lsl r0 |
mov r9, r9, lsl r0 |
| ldrb r12, [r3, #G_CLOCK] |
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| ldrb r0, [r3, #(G_SLAVE + GD_PARA + GDC_PITCH)] |
ldrb r0, [r3, #(G_SLAVE + GD_PARA + GDC_PITCH)] |
| tst r12, #&80 |
tst r5, #&80 |
| moveq r0, r0, lsl #1 |
moveq r0, r0, lsl #1 |
| and r0, r0, #&fe ; mg.pitch |
and r0, r0, #&fe ; mg.pitch |
| ldr r6, [r4, #DS_GRPH_VBP] |
ldr r6, [r4, #DS_GRPH_VBP] |
| ldrb r12, [r3, #G_MODE1] |
ldrb r12, [r3, #G_MODE1] |
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ldrb r5, [r3, #(G_SLAVE + GD_PARA + GDC_CSRFORM)] |
| mov r6, r6, lsl #23 ; mg.liney << 23 |
mov r6, r6, lsl #23 ; mg.liney << 23 |
| and r12, r12, #&10 |
and r12, r12, #&10 |
| orr r6, r6, r12, lsl #(22 - 4) ; gdc.mode1:bit4 << 22 |
orr r6, r6, r12, lsl #(22 - 4) ; gdc.mode1:bit4 << 22 |
| ldrb r12, [r3, #(G_SLAVE + GD_PARA + GDC_CSRFORM)] |
and r5, r5, #&1f |
| and r12, r12, #&1f |
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| orr r6, r6, r12, lsl #12 ; mg.lr << 12 |
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| ldr r12, [r4, #DS_GRPHYMAX] |
ldr r12, [r4, #DS_GRPHYMAX] |
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orr r6, r6, r5, lsl #12 ; mg.lr << 12 |
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ldr r5, gp_np2vram |
| orr r6, r6, r12, lsl #3 ; dsync.grphymax << 3 |
orr r6, r6, r12, lsl #3 ; dsync.grphymax << 3 |
| |
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| cmp r1, #0 |
cmp r1, #0 |
| ldr r1, gp_np2vram |
add r1, r5, r2 |
| add r1, r1, r2 |
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| bne mg_alp |
bne mg_alp |
| mg_ilp mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 0) |
mg_ilp ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 0)] |
| bl gp_indirty |
bl gp_indirty |
| mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 4) |
ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 4)] |
| bl gp_indirty |
bl gp_indirty |
| ldr r12, gp_np2cfg |
ldr r12, gp_np2cfg |
| ldrb r12, [r12, #NC_UPD72020] |
ldrb r12, [r12, #NC_UPD72020] |
| cmp r12, #0 |
cmp r12, #0 |
| bne mg_ilp |
bne mg_ilp |
| mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 8) |
ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 8)] |
| bl gp_indirty |
bl gp_indirty |
| mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 12) |
ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 12)] |
| bl gp_indirty |
bl gp_indirty |
| b mg_ilp |
b mg_ilp |
| mg_alp mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 0) |
mg_alp ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 0)] |
| bl gp_all |
bl gp_all |
| mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 4) |
ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 4)] |
| bl gp_all |
bl gp_all |
| ldr r12, gp_np2cfg |
ldr r12, gp_np2cfg |
| ldrb r12, [r12, #NC_UPD72020] |
ldrb r12, [r12, #NC_UPD72020] |
| cmp r12, #0 |
cmp r12, #0 |
| bne mg_alp |
bne mg_alp |
| mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 8) |
ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 8)] |
| bl gp_all |
bl gp_all |
| mov r2, #(G_SLAVE + GD_PARA + GDC_SCROLL + 12) |
ldr r12, [r3, #(G_SLAVE + GD_PARA + GDC_SCROLL + 12)] |
| bl gp_all |
bl gp_all |
| b mg_alp |
b mg_alp |
| |
|
| makegrph_ed mov r3, r9 |
makegrph_ed and r3, r9, #255 |
| and r3, r3, #255 |
sub r8, r7, #4 |
| orr r3, r3, r3, lsl #8 |
orr r3, r3, r3, lsl #8 |
| orr r3, r3, r3, lsl #16 |
|
| mov r4, #0 |
mov r4, #0 |
| |
orr r3, r3, r3, lsl #16 |
| mg_updclear ldr r12, [r7, r4] |
mg_updclear ldr r12, [r7, r4] |
| bic r12, r12, r3 |
|
| str r12, [r7, r4] |
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| add r4, r4, #4 |
add r4, r4, #4 |
| cmp r4, #&8000 |
cmp r4, #&8000 |
| |
bic r12, r12, r3 |
| |
str r12, [r8, r4] |
| bcc mg_updclear |
bcc mg_updclear |
| ldmia sp!, {r4 - r11, pc} |
ldmia sp!, {r4 - r11, pc} |
| |
|
| |
gp_dsync dcd dsync |
| gp_vramupdate dcd vramupdate |
gp_vramupdate dcd vramupdate |
| gp_vmem dcd mem + VRAM_B |
gp_vmem dcd i286acore + CPU_SIZE + VRAM_B |
| gp_gtable0 dcd grph_table0 |
|
| gp_gdc dcd gdc - G_MASTER |
gp_gdc dcd gdc - G_MASTER |
| |
gp_gtable0 dcd grph_table0 |
| gp_np2vram dcd np2_vram |
gp_np2vram dcd np2_vram |
| gp_dsync dcd dsync |
|
| gp_renewline dcd renewal_line |
gp_renewline dcd renewal_line |
| gp_np2cfg dcd np2cfg |
gp_np2cfg dcd np2cfg |
| |
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