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version 1.1, 2003/10/16 17:57:33
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version 1.10, 2004/01/28 23:36:13
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Line 6
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Line 6
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| |
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| section .bss |
section .bss |
| |
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| extern _mem |
global _mem |
| |
extern _i286core |
| extern _grcg |
extern _grcg |
| extern _extmem |
|
| extern _gdcs |
extern _gdcs |
| extern _tramupdate |
extern _tramupdate |
| extern _vramupdate |
extern _vramupdate |
| extern _cgwindow |
extern _cgwindow |
| ; extern ___font |
|
| extern _itf |
|
| extern _vramop |
extern _vramop |
| extern _nevent |
|
| |
|
| extern _extmemmng_ptr |
_mem resb 0x200000 |
| extern _extmemmng_size |
|
| |
|
| |
|
| MAINMEMORY equ _mem |
MAINMEMORY equ _mem |
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Line 27 EXTMEMORY equ 0
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Line 23 EXTMEMORY equ 0
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| VIDEOMEMORY equ _mem |
VIDEOMEMORY equ _mem |
| USERSMEMORY_R equ 0a8000h |
USERSMEMORY_R equ 0a8000h |
| USERSMEMORY_W equ 0a0000h |
USERSMEMORY_W equ 0a0000h |
| |
_extmemmng_ptr equ _i286core + i286core_t.ext |
| |
_extmemmng_size equ _i286core + i286core_t.extsize |
| |
|
| %if 1 |
%if 1 |
| _font equ _mem + FONT_ADRS |
_font equ _mem + FONT_ADRS |
|
Line 78 extern @tracevramwrite_w@8
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Line 76 extern @tracevramwrite_w@8
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| %endmacro |
%endmacro |
| %endif |
%endif |
| |
|
| |
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| section .text |
section .text |
| |
|
| ; ----------------------------------------------------------------- write byte |
; ----------------------------------------------------------------- write byte |
|
Line 99 section .text
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Line 96 section .text
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| ; normal memory |
; normal memory |
| align 16 |
align 16 |
| @i286_wt: mov ebx, ecx |
@i286_wt: mov ebx, ecx |
| and ebx, [_extmem + extmem_t.adrsmask] |
and ebx, [_i286core + i286core_t.adrsmask] |
| mov [MAINMEMORY + ebx], dl |
mov [MAINMEMORY + ebx], dl |
| pop ebx |
pop ebx |
| ret |
ret |
|
Line 107 section .text
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Line 104 section .text
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| ; tram write |
; tram write |
| align 16 |
align 16 |
| @tram_wt: mov ebx, [_vramop + vramop_t.tramwait] |
@tram_wt: mov ebx, [_vramop + vramop_t.tramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| mov ebx, ecx |
mov ebx, ecx |
| cmp ecx, 000a2000h |
cmp ecx, 000a2000h |
| jnc short wtram_a |
jnc short wtram_a |
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Line 123 wtram_a: cmp ecx, 000a3fe0h
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Line 120 wtram_a: cmp ecx, 000a3fe0h
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| jc short wtram_m |
jc short wtram_m |
| cmp ecx, 000a4000h |
cmp ecx, 000a4000h |
| jnc wcgwindow_s |
jnc wcgwindow_s |
| |
test ecx, 2 |
| |
je short wtram_m |
| cmp byte [_gdcs + gdcs_t.msw_accessable], 0 |
cmp byte [_gdcs + gdcs_t.msw_accessable], 0 |
| je short wtram_e |
je short wtram_e |
| wtram_m: shr ebx, 1 |
wtram_m: shr ebx, 1 |
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Line 156 wcgwindow_e: pop ebx
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Line 155 wcgwindow_e: pop ebx
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| or byte [_vramupdate + ebx], 1 |
or byte [_vramupdate + ebx], 1 |
| or byte [_gdcs + gdcs_t.grphdisp], 1 |
or byte [_gdcs + gdcs_t.grphdisp], 1 |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
|
Line 168 wcgwindow_e: pop ebx
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Line 167 wcgwindow_e: pop ebx
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| or byte [_vramupdate + ebx], 2 |
or byte [_vramupdate + ebx], 2 |
| or byte [_gdcs + gdcs_t.grphdisp], 2 |
or byte [_gdcs + gdcs_t.grphdisp], 2 |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
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Line 189 wcgwindow_e: pop ebx
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Line 188 wcgwindow_e: pop ebx
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| or byte [_gdcs + gdcs_t.grphdisp], 1 |
or byte [_gdcs + gdcs_t.grphdisp], 1 |
| |
|
| grcg_rmw: mov ebx, [_vramop + vramop_t.grcgwait] |
grcg_rmw: mov ebx, [_vramop + vramop_t.grcgwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| mov ebx, dword [_grcg + grcg_t.mode] |
mov ebx, dword [_grcg + grcg_t.mode] |
| mov bl, dl |
mov bl, dl |
| not bl |
not bl |
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Line 238 grcgrmw_end: pop ecx
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Line 237 grcgrmw_end: pop ecx
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| or byte [_gdcs + gdcs_t.grphdisp], 1 |
or byte [_gdcs + gdcs_t.grphdisp], 1 |
| |
|
| grcg_tdw: mov ebx, [_vramop + vramop_t.grcgwait] |
grcg_tdw: mov ebx, [_vramop + vramop_t.grcgwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| mov bh, [_grcg + grcg_t.modereg] |
mov bh, [_grcg + grcg_t.modereg] |
| shr bh, 1 |
shr bh, 1 |
| jc short grcgtdw_r |
jc short grcgtdw_r |
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Line 265 grcgtdw_end: pop ecx
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Line 264 grcgtdw_end: pop ecx
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| @egc_wt: VRAMTRACE |
@egc_wt: VRAMTRACE |
| pop ebx |
pop ebx |
| %if USE_EGCASM |
%if USE_EGCASM |
| jmp _egca_write ; ver0.26 |
jmp _egca_write |
| %else |
%else |
| pushad |
pushad |
| call @egc_write@8 |
call @egc_write@8 |
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Line 280 grcgtdw_end: pop ecx
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Line 279 grcgtdw_end: pop ecx
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| and ecx, 3fffh |
and ecx, 3fffh |
| shr ebx, 12 |
shr ebx, 12 |
| and ebx, byte (3*4) |
and ebx, byte (3*4) |
| add ecx, [_extmem + extmem_t.pageptr + ebx] |
add ecx, [_i286core + i286core_t.ems + ebx] |
| mov [EXTMEMORY + ecx], dl ; ver0.28 |
mov [EXTMEMORY + ecx], dl |
| pop ecx |
pop ecx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
| |
@i286_wb: mov [MAINMEMORY + 1c8000h - 0e8000h + ecx], dl |
| |
pop ebx |
| |
ret |
| |
|
| ; non writable memory |
; non writable memory |
| align 16 |
align 16 |
| @i286_wn: pop ebx |
@i286_wn: pop ebx |
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Line 297 grcgtdw_end: pop ecx
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Line 300 grcgtdw_end: pop ecx
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| ; normal memory |
; normal memory |
| align 16 |
align 16 |
| @i286_rd: mov ebx, ecx |
@i286_rd: mov ebx, ecx |
| and ebx, [_extmem + extmem_t.adrsmask] |
and ebx, [_i286core + i286core_t.adrsmask] |
| mov al, [MAINMEMORY + ebx] |
mov al, [MAINMEMORY + ebx] |
| pop ebx |
pop ebx |
| ret |
ret |
|
Line 305 grcgtdw_end: pop ecx
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Line 308 grcgtdw_end: pop ecx
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| ; font cg-window |
; font cg-window |
| align 16 |
align 16 |
| @tram_rd: mov ebx, [_vramop + vramop_t.tramwait] |
@tram_rd: mov ebx, [_vramop + vramop_t.tramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| cmp ecx, 0a4000h |
cmp ecx, 0a4000h |
| jnc rcgwindow_s |
jnc rcgwindow_s |
| rcgwindow_n: mov al, [MAINMEMORY + ecx] |
rcgwindow_n: mov al, [MAINMEMORY + ecx] |
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Line 328 rcgwindow_s: cmp ecx, 0a5000h
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Line 331 rcgwindow_s: cmp ecx, 0a5000h
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| align 16 |
align 16 |
| @vram_r0: mov al, [VIDEOMEMORY + ecx] |
@vram_r0: mov al, [VIDEOMEMORY + ecx] |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
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Line 336 rcgwindow_s: cmp ecx, 0a5000h
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Line 339 rcgwindow_s: cmp ecx, 0a5000h
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| align 16 |
align 16 |
| @vram_r1: mov al, [VIDEOMEMORY + VRAM_STEP + ecx] |
@vram_r1: mov al, [VIDEOMEMORY + VRAM_STEP + ecx] |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
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Line 351 rcgwindow_s: cmp ecx, 0a5000h
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Line 354 rcgwindow_s: cmp ecx, 0a5000h
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| and ecx, 7fffh |
and ecx, 7fffh |
| |
|
| grcg_tcr: mov ebx, [_vramop + vramop_t.grcgwait] |
grcg_tcr: mov ebx, [_vramop + vramop_t.grcgwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| mov al, 0 |
mov al, 0 |
| mov bh, [_grcg + grcg_t.modereg] |
mov bh, [_grcg + grcg_t.modereg] |
| shr bh, 1 |
shr bh, 1 |
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Line 382 grcgtcr_end: not al
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Line 385 grcgtcr_end: not al
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| align 16 |
align 16 |
| @egc_rd: pop ebx |
@egc_rd: pop ebx |
| %if USE_EGCASM |
%if USE_EGCASM |
| jmp _egca_read ; ver0.26 |
jmp _egca_read |
| %else |
%else |
| pushad |
pushad |
| call @egc_read@4 |
call @egc_read@4 |
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Line 399 grcgtcr_end: not al
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Line 402 grcgtcr_end: not al
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| and ecx, 3fffh |
and ecx, 3fffh |
| shr ebx, 12 |
shr ebx, 12 |
| and ebx, byte (3*4) |
and ebx, byte (3*4) |
| add ecx, [_extmem + extmem_t.pageptr + ebx] |
add ecx, [_i286core + i286core_t.ems + ebx] |
| mov al, [EXTMEMORY + ecx] ; ver0.28 |
mov al, [EXTMEMORY + ecx] |
| pop ecx |
pop ecx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
| ; BIOS or ITF |
; BIOS or ITF |
| align 16 |
align 16 |
| @i286_itf: cmp byte [_itf], 0 |
@i286_rb: pop ebx |
| jne readmem_itr |
cmp byte [_i286core + i286core_t.itfbank], 0 |
| |
jne readmem_itf |
| mov al, [MAINMEMORY + ecx] |
mov al, [MAINMEMORY + ecx] |
| pop ebx |
|
| ret |
ret |
| align 16 |
readmem_itf: mov al, [MAINMEMORY + VRAM_STEP + ecx] |
| readmem_itr: mov ebx, ecx |
|
| and ebx, 00007fffh |
|
| mov al, [MAINMEMORY + ITF_ADRS + ebx] |
|
| pop ebx |
|
| ret |
ret |
| |
|
| ; ----------------------------------------------------------------- write word |
; ----------------------------------------------------------------- write word |
|
Line 424 readmem_itr: mov ebx, ecx
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Line 423 readmem_itr: mov ebx, ecx
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| ; normal memory |
; normal memory |
| align 16 |
align 16 |
| @i286w_wt: mov ebx, ecx |
@i286w_wt: mov ebx, ecx |
| and ebx, [_extmem + extmem_t.adrsmask] |
and ebx, [_i286core + i286core_t.adrsmask] |
| mov [MAINMEMORY + ebx], dx |
mov [MAINMEMORY + ebx], dx |
| pop ebx |
pop ebx |
| ret |
ret |
|
Line 432 readmem_itr: mov ebx, ecx
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Line 431 readmem_itr: mov ebx, ecx
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| ; tram write |
; tram write |
| align 16 |
align 16 |
| @tramw_wt: mov ebx, [_vramop + vramop_t.tramwait] |
@tramw_wt: mov ebx, [_vramop + vramop_t.tramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| mov ebx, ecx |
mov ebx, ecx |
| cmp ecx, 000a1fffh |
cmp ecx, 000a1fffh |
| jnc short wtramw_a |
jnc short wtramw_a |
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Line 455 wtramw_a: je short wword_a1fffh
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Line 454 wtramw_a: je short wword_a1fffh
|
| jc short wtramw_m |
jc short wtramw_m |
| cmp ecx, 000a3fffh |
cmp ecx, 000a3fffh |
| jnc wcgwindoww_s |
jnc wcgwindoww_s |
| |
test ecx, 2 |
| |
je short wtramw_m |
| cmp byte [_gdcs + gdcs_t.msw_accessable], 0 |
cmp byte [_gdcs + gdcs_t.msw_accessable], 0 |
| je short wtramw_e |
je short wtramw_e |
| wtramw_m: and ebx, 1fffh |
wtramw_m: and ebx, 1fffh |
|
Line 507 wcgwinw_odd: add ebx, dword [_cgwindow
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Line 508 wcgwinw_odd: add ebx, dword [_cgwindow
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| or word [_vramupdate + ebx], 0101h |
or word [_vramupdate + ebx], 0101h |
| or byte [_gdcs + gdcs_t.grphdisp], 1 |
or byte [_gdcs + gdcs_t.grphdisp], 1 |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
|
Line 519 wcgwinw_odd: add ebx, dword [_cgwindow
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Line 520 wcgwinw_odd: add ebx, dword [_cgwindow
|
| or word [_vramupdate + ebx], 0202h |
or word [_vramupdate + ebx], 0202h |
| or byte [_gdcs + gdcs_t.grphdisp], 2 |
or byte [_gdcs + gdcs_t.grphdisp], 2 |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
|
Line 540 wcgwinw_odd: add ebx, dword [_cgwindow
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Line 541 wcgwinw_odd: add ebx, dword [_cgwindow
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| or byte [_gdcs + gdcs_t.grphdisp], 1 |
or byte [_gdcs + gdcs_t.grphdisp], 1 |
| |
|
| grcgw_rmw: mov ebx, [_vramop + vramop_t.grcgwait] |
grcgw_rmw: mov ebx, [_vramop + vramop_t.grcgwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| push eax |
push eax |
| mov ebx, dword [_grcg + grcg_t.mode] |
mov ebx, dword [_grcg + grcg_t.mode] |
| mov bx, dx |
mov bx, dx |
|
Line 591 grcgwrmw_end: pop eax
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Line 592 grcgwrmw_end: pop eax
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| or byte [_gdcs + gdcs_t.grphdisp], 1 |
or byte [_gdcs + gdcs_t.grphdisp], 1 |
| |
|
| grcgw_tdw: mov ebx, [_vramop + vramop_t.grcgwait] |
grcgw_tdw: mov ebx, [_vramop + vramop_t.grcgwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| mov ebx, [_grcg + grcg_t.mode] |
mov ebx, [_grcg + grcg_t.mode] |
| test ebx, 010000h |
test ebx, 010000h |
| jne short grcgwtdw_r |
jne short grcgwtdw_r |
|
Line 618 grcgwtdw_end: pop ecx
|
Line 619 grcgwtdw_end: pop ecx
|
| @egcw_wt: VRAMTRACE_W |
@egcw_wt: VRAMTRACE_W |
| pop ebx |
pop ebx |
| %if USE_EGCASM |
%if USE_EGCASM |
| jmp _egca_write_w ; ver0.26 |
jmp _egca_write_w |
| %else |
%else |
| test ecx, 1 |
test ecx, 1 |
| jne short egcw_wtodd |
jne short egcw_wtodd |
|
Line 647 egcw_wtodd:
|
Line 648 egcw_wtodd:
|
| and ecx, 3fffh |
and ecx, 3fffh |
| shr ebx, 12 |
shr ebx, 12 |
| and ebx, byte (3*4) |
and ebx, byte (3*4) |
| add ecx, [_extmem + extmem_t.pageptr + ebx] |
add ecx, [_i286core + i286core_t.ems + ebx] |
| mov [EXTMEMORY + ecx], dx ; ver0.28 |
mov [EXTMEMORY + ecx], dx |
| pop ecx |
pop ecx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
| |
@i286w_wb: mov [MAINMEMORY + 1c8000h - 0e8000h + ecx], dx |
| |
pop ebx |
| |
ret |
| |
|
| ; ------------------------------------------------------------------ read word |
; ------------------------------------------------------------------ read word |
| |
|
| ; normal memory |
; normal memory |
| align 16 |
align 16 |
| @i286w_rd: mov ebx, ecx |
@i286w_rd: mov ebx, ecx |
| and ebx, [_extmem + extmem_t.adrsmask] |
and ebx, [_i286core + i286core_t.adrsmask] |
| mov ax, [MAINMEMORY + ebx] |
mov ax, [MAINMEMORY + ebx] |
| pop ebx |
pop ebx |
| ret |
ret |
|
Line 666 egcw_wtodd:
|
Line 671 egcw_wtodd:
|
| ; font cg-window |
; font cg-window |
| align 16 |
align 16 |
| @tramw_rd: mov ebx, [_vramop + vramop_t.tramwait] |
@tramw_rd: mov ebx, [_vramop + vramop_t.tramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| cmp ecx, 0a3fffh |
cmp ecx, 0a3fffh |
| jnc rcgwwindow_s |
jnc rcgwwindow_s |
| mov ax, [MAINMEMORY + ecx] |
mov ax, [MAINMEMORY + ecx] |
|
Line 720 rcgwwindow_a4fff: mov ebx, dword [_cgwi
|
Line 725 rcgwwindow_a4fff: mov ebx, dword [_cgwi
|
| align 16 |
align 16 |
| @vramw_r0: mov ax, [VIDEOMEMORY + ecx] |
@vramw_r0: mov ax, [VIDEOMEMORY + ecx] |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
|
Line 728 rcgwwindow_a4fff: mov ebx, dword [_cgwi
|
Line 733 rcgwwindow_a4fff: mov ebx, dword [_cgwi
|
| align 16 |
align 16 |
| @vramw_r1: mov ax, [VIDEOMEMORY + VRAM_STEP + ecx] |
@vramw_r1: mov ax, [VIDEOMEMORY + VRAM_STEP + ecx] |
| mov ebx, [_vramop + vramop_t.vramwait] |
mov ebx, [_vramop + vramop_t.vramwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
|
Line 743 rcgwwindow_a4fff: mov ebx, dword [_cgwi
|
Line 748 rcgwwindow_a4fff: mov ebx, dword [_cgwi
|
| and ecx, 7fffh |
and ecx, 7fffh |
| |
|
| grcgw_tcr: mov ebx, [_vramop + vramop_t.grcgwait] |
grcgw_tcr: mov ebx, [_vramop + vramop_t.grcgwait] |
| sub [_nevent + nevent_t.remainclock], ebx |
sub [_i286core + i286core_t.remainclock], ebx |
| mov ax, 0 |
mov ax, 0 |
| mov ebx, [_grcg + grcg_t.mode] |
mov ebx, [_grcg + grcg_t.mode] |
| test ebx, 010000h |
test ebx, 010000h |
|
Line 776 grcgwtcr_end: not ax
|
Line 781 grcgwtcr_end: not ax
|
| test ecx, 1 |
test ecx, 1 |
| jne short egcw_rdodd |
jne short egcw_rdodd |
| %if USE_EGCASM |
%if USE_EGCASM |
| jmp _egca_read_w ; ver0.26 |
jmp _egca_read_w |
| %else |
%else |
| pushad |
pushad |
| call @egc_read_w@4 |
call @egc_read_w@4 |
|
Line 786 grcgwtcr_end: not ax
|
Line 791 grcgwtcr_end: not ax
|
| %endif |
%endif |
| |
|
| egcw_rdodd: |
egcw_rdodd: |
| %if USE_EGCASM ; ver0.26 |
%if USE_EGCASM |
| inc ecx |
inc ecx |
| call _egca_read |
call _egca_read |
| mov ah, al |
mov ah, al |
|
Line 812 egcw_rdodd:
|
Line 817 egcw_rdodd:
|
| and ecx, 3fffh |
and ecx, 3fffh |
| shr ebx, 12 |
shr ebx, 12 |
| and ebx, byte (3*4) |
and ebx, byte (3*4) |
| add ecx, [_extmem + extmem_t.pageptr + ebx] |
add ecx, [_i286core + i286core_t.ems + ebx] |
| mov ax, [EXTMEMORY + ecx] ; ver0.28 |
mov ax, [EXTMEMORY + ecx] |
| pop ecx |
pop ecx |
| pop ebx |
pop ebx |
| ret |
ret |
| |
|
| ; BIOS or ITF |
; BIOS or ITF |
| align 16 |
align 16 |
| @i286w_itf: cmp byte [_itf], 0 |
@i286w_rb: pop ebx |
| jne readwmem_itr |
cmp byte [_i286core + i286core_t.itfbank], 0 |
| |
jne readwmem_itf |
| mov ax, [MAINMEMORY + ecx] |
mov ax, [MAINMEMORY + ecx] |
| pop ebx |
|
| ret |
ret |
| align 16 |
readwmem_itf: mov ax, [MAINMEMORY + VRAM_STEP + ecx] |
| readwmem_itr: mov ebx, ecx |
|
| and ebx, 00007fffh |
|
| mov ax, [MAINMEMORY + ITF_ADRS + ebx] |
|
| pop ebx |
|
| ret |
ret |
| |
|
| |
|
| section .data |
section .data |
| |
|
| ; ---------------------------------------------------------------------- table |
; ---------------------------------------------------------------------- table |
| |
|
| global _memory_write |
|
| global _memory_read |
global _memory_read |
| |
global _memory_write |
| |
|
| |
_memory_read dd @i286_rd, @i286_rd ; 00 |
| |
dd @i286_rd, @i286_rd ; 10 |
| |
dd @i286_rd, @i286_rd ; 20 |
| |
dd @i286_rd, @i286_rd ; 30 |
| |
dd @i286_rd, @i286_rd ; 40 |
| |
dd @i286_rd, @i286_rd ; 50 |
| |
dd @i286_rd, @i286_rd ; 60 |
| |
dd @i286_rd, @i286_rd ; 70 |
| |
dd @i286_rd, @i286_rd ; 80 |
| |
dd @i286_rd, @i286_rd ; 90 |
| |
dd @tram_rd, @vram_r0 ; a0 |
| |
dd @vram_r0, @vram_r0 ; b0 |
| |
dd @emmc_rd, @emmc_rd ; c0 |
| |
dd @i286_rd, @i286_rd ; d0 |
| |
dd @vram_r0, @i286_rd ; e0 |
| |
dd @i286_rd, @i286_rb ; f0 |
| |
|
| _memory_write dd @i286_wt, @i286_wt ; 00 |
_memory_write dd @i286_wt, @i286_wt ; 00 |
| dd @i286_wt, @i286_wt ; 10 |
dd @i286_wt, @i286_wt ; 10 |
|
Line 856 _memory_write dd @i286_wt, @i286_wt ;
|
Line 875 _memory_write dd @i286_wt, @i286_wt ;
|
| dd @vram_w0, @i286_wn ; e0 |
dd @vram_w0, @i286_wn ; e0 |
| dd @i286_wn, @i286_wn ; f0 |
dd @i286_wn, @i286_wn ; f0 |
| |
|
| _memory_read dd @i286_rd, @i286_rd ; 00 |
_memword_read dd @i286w_rd, @i286w_rd ; 00 |
| dd @i286_rd, @i286_rd ; 10 |
dd @i286w_rd, @i286w_rd ; 10 |
| dd @i286_rd, @i286_rd ; 20 |
dd @i286w_rd, @i286w_rd ; 20 |
| dd @i286_rd, @i286_rd ; 30 |
dd @i286w_rd, @i286w_rd ; 30 |
| dd @i286_rd, @i286_rd ; 40 |
dd @i286w_rd, @i286w_rd ; 40 |
| dd @i286_rd, @i286_rd ; 50 |
dd @i286w_rd, @i286w_rd ; 50 |
| dd @i286_rd, @i286_rd ; 60 |
dd @i286w_rd, @i286w_rd ; 60 |
| dd @i286_rd, @i286_rd ; 70 |
dd @i286w_rd, @i286w_rd ; 70 |
| dd @i286_rd, @i286_rd ; 80 |
dd @i286w_rd, @i286w_rd ; 80 |
| dd @i286_rd, @i286_rd ; 90 |
dd @i286w_rd, @i286w_rd ; 90 |
| dd @tram_rd, @vram_r0 ; a0 |
dd @tramw_rd, @vramw_r0 ; a0 |
| dd @vram_r0, @vram_r0 ; b0 |
dd @vramw_r0, @vramw_r0 ; b0 |
| dd @emmc_rd, @emmc_rd ; c0 |
dd @emmcw_rd, @emmcw_rd ; c0 |
| dd @i286_rd, @i286_rd ; d0 |
dd @i286w_rd, @i286w_rd ; d0 |
| dd @vram_r0, @i286_rd ; e0 |
dd @vramw_r0, @i286w_rd ; e0 |
| dd @i286_rd, @i286_itf ; f0 |
dd @i286w_rd, @i286w_rb ; f0 |
| |
|
| _memword_write dd @i286w_wt, @i286w_wt ; 00 |
_memword_write dd @i286w_wt, @i286w_wt ; 00 |
| dd @i286w_wt, @i286w_wt ; 10 |
dd @i286w_wt, @i286w_wt ; 10 |
|
Line 890 _memword_write dd @i286w_wt, @i286w_wt
|
Line 909 _memword_write dd @i286w_wt, @i286w_wt
|
| dd @vramw_w0, @i286_wn ; e0 |
dd @vramw_w0, @i286_wn ; e0 |
| dd @i286_wn, @i286_wn ; f0 |
dd @i286_wn, @i286_wn ; f0 |
| |
|
| _memword_read dd @i286w_rd, @i286w_rd ; 00 |
section .rdata |
| dd @i286w_rd, @i286w_rd ; 10 |
|
| dd @i286w_rd, @i286w_rd ; 20 |
|
| dd @i286w_rd, @i286w_rd ; 30 |
|
| dd @i286w_rd, @i286w_rd ; 40 |
|
| dd @i286w_rd, @i286w_rd ; 50 |
|
| dd @i286w_rd, @i286w_rd ; 60 |
|
| dd @i286w_rd, @i286w_rd ; 70 |
|
| dd @i286w_rd, @i286w_rd ; 80 |
|
| dd @i286w_rd, @i286w_rd ; 90 |
|
| dd @tramw_rd, @vramw_r0 ; a0 |
|
| dd @vramw_r0, @vramw_r0 ; b0 |
|
| dd @emmcw_rd, @emmcw_rd ; c0 |
|
| dd @i286w_rd, @i286w_rd ; d0 |
|
| dd @vramw_r0, @i286w_rd ; e0 |
|
| dd @i286w_rd, @i286w_itf ; f0 |
|
| |
|
| _vram_write dd @vram_w0, @vram_w1 ; 00 |
memmap dd @i286_rd, @i286_rb ; NEC |
| dd @vram_w0, @vram_w1 |
dd @i286_wn, @i286_wn |
| dd @vram_w0, @vram_w1 ; 40 |
dd @i286w_rd, @i286w_rb |
| dd @vram_w0, @vram_w1 |
dd @i286_wn, @i286_wn |
| dd @grcg_tdw0, @grcg_tdw1 ; 80 tdw/tcr |
|
| dd @egc_wt, @egc_wt |
dd @i286_rb, @i286_rb ; EPSON |
| dd @grcg_rmw0, @grcg_rmw1 ; c0 rmw |
dd @i286_wt, @i286_wb |
| dd @egc_wt, @egc_wt |
dd @i286w_rb, @i286w_rb |
| |
dd @i286w_wt, @i286w_wb |
| |
|
| _vram_read dd @vram_r0, @vram_r1 ; 00 |
|
| |
vram_read dd @vram_r0, @vram_r1 ; 00 |
| dd @vram_r0, @vram_r1 |
dd @vram_r0, @vram_r1 |
| dd @vram_r0, @vram_r1 ; 40 |
dd @vram_r0, @vram_r1 ; 40 |
| dd @vram_r0, @vram_r1 |
dd @vram_r0, @vram_r1 |
|
Line 925 _vram_read dd @vram_r0, @vram_r1 ; 00
|
Line 931 _vram_read dd @vram_r0, @vram_r1 ; 00
|
| dd @vram_r0, @vram_r1 ; c0 rmw |
dd @vram_r0, @vram_r1 ; c0 rmw |
| dd @egc_rd, @egc_rd |
dd @egc_rd, @egc_rd |
| |
|
| _vramw_write dd @vramw_w0, @vramw_w1 ; 00 |
vram_write dd @vram_w0, @vram_w1 ; 00 |
| dd @vramw_w0, @vramw_w1 |
dd @vram_w0, @vram_w1 |
| dd @vramw_w0, @vramw_w1 ; 40 |
dd @vram_w0, @vram_w1 ; 40 |
| dd @vramw_w0, @vramw_w1 |
dd @vram_w0, @vram_w1 |
| dd @grcgw_tdw0, @grcgw_tdw1 ; 80 tdw/tcr |
dd @grcg_tdw0, @grcg_tdw1 ; 80 tdw/tcr |
| dd @egcw_wt, @egcw_wt |
dd @egc_wt, @egc_wt |
| dd @grcgw_rmw0, @grcgw_rmw1 ; c0 rmw |
dd @grcg_rmw0, @grcg_rmw1 ; c0 rmw |
| dd @egcw_wt, @egcw_wt |
dd @egc_wt, @egc_wt |
| |
|
| _vramw_read dd @vramw_r0, @vramw_r1 ; 00 |
vramw_read dd @vramw_r0, @vramw_r1 ; 00 |
| dd @vramw_r0, @vramw_r1 |
dd @vramw_r0, @vramw_r1 |
| dd @vramw_r0, @vramw_r1 ; 40 |
dd @vramw_r0, @vramw_r1 ; 40 |
| dd @vramw_r0, @vramw_r1 |
dd @vramw_r0, @vramw_r1 |
|
Line 943 _vramw_read dd @vramw_r0, @vramw_r1 ;
|
Line 949 _vramw_read dd @vramw_r0, @vramw_r1 ;
|
| dd @vramw_r0, @vramw_r1 ; c0 rmw |
dd @vramw_r0, @vramw_r1 ; c0 rmw |
| dd @egcw_rd, @egcw_rd |
dd @egcw_rd, @egcw_rd |
| |
|
| |
vramw_write dd @vramw_w0, @vramw_w1 ; 00 |
| |
dd @vramw_w0, @vramw_w1 |
| |
dd @vramw_w0, @vramw_w1 ; 40 |
| |
dd @vramw_w0, @vramw_w1 |
| |
dd @grcgw_tdw0, @grcgw_tdw1 ; 80 tdw/tcr |
| |
dd @egcw_wt, @egcw_wt |
| |
dd @grcgw_rmw0, @grcgw_rmw1 ; c0 rmw |
| |
dd @egcw_wt, @egcw_wt |
| |
|
| |
|
| |
|
| section .text |
section .text |
| |
|
| |
global @i286_memorymap@4 |
| global @i286_vram_dispatch@4 |
global @i286_vram_dispatch@4 |
| |
|
| global @i286_memorywrite@8 |
global @i286_memorywrite@8 |
|
Line 971 section .text
|
Line 988 section .text
|
| align 16 |
align 16 |
| writeextmem_w: |
writeextmem_w: |
| %if USE_HIMEM |
%if USE_HIMEM |
| cmp ecx, 10ffefh ; HIMEM |
cmp ecx, (USE_HIMEM - 1) |
| jae near writehimem_w |
jae near writehimem_w |
| %endif |
%endif |
| push ebx |
push ebx |
|
Line 1009 writemain_b: mov [MAINMEMORY + ecx], d
|
Line 1026 writemain_b: mov [MAINMEMORY + ecx], d
|
| align 16 |
align 16 |
| writeextmem_b: |
writeextmem_b: |
| %if USE_HIMEM |
%if USE_HIMEM |
| cmp ecx, 10fff0h ; HIMEM |
cmp ecx, USE_HIMEM |
| jae near writehimem |
jae near writehimem |
| %endif |
%endif |
| push ebx |
push ebx |
|
Line 1026 writeextmem_b:
|
Line 1043 writeextmem_b:
|
| align 16 |
align 16 |
| readmemory_w: |
readmemory_w: |
| %if USE_HIMEM |
%if USE_HIMEM |
| cmp ecx, 10ffefh ; HIMEM |
cmp ecx, (USE_HIMEM - 1) |
| jae near readhimem_w |
jae near readhimem_w |
| %endif |
%endif |
| push ebx |
push ebx |
|
Line 1061 readmain_b: mov al, [MAINMEMORY + ecx
|
Line 1078 readmain_b: mov al, [MAINMEMORY + ecx
|
| align 16 |
align 16 |
| readmemory_b: |
readmemory_b: |
| %if USE_HIMEM |
%if USE_HIMEM |
| cmp ecx, 10fff0h ; HIMEM |
cmp ecx, USE_HIMEM |
| jae near readhimem |
jae near readhimem |
| %endif |
%endif |
| push ebx |
push ebx |
|
Line 1084 readmemory_b:
|
Line 1101 readmemory_b:
|
| mov ax, 0ffffh |
mov ax, 0ffffh |
| ret |
ret |
| |
|
| |
|
| |
align 16 |
| |
@i286_memorymap@4: and ecx, 1 |
| |
shl ecx, 5 |
| |
lea ecx, [memmap + ecx] |
| |
mov edx, _memory_read |
| |
mov eax, [ecx] |
| |
mov [edx + 74h], eax |
| |
mov [edx + 78h], eax |
| |
mov eax, [ecx+4] |
| |
mov [edx + 7ch], eax |
| |
mov eax, [ecx+8] |
| |
mov edx, _memory_write |
| |
mov [edx + 68h], eax |
| |
mov [edx + 6ch], eax |
| |
mov eax, [ecx+12] |
| |
mov [edx + 74h], eax |
| |
mov [edx + 78h], eax |
| |
mov [edx + 7ch], eax |
| |
mov eax, [ecx+16] |
| |
mov edx, _memword_read |
| |
mov [edx + 74h], eax |
| |
mov [edx + 78h], eax |
| |
mov eax, [ecx+20] |
| |
mov [edx + 7ch], eax |
| |
mov eax, [ecx+24] |
| |
mov edx, _memword_write |
| |
mov [edx + 68h], eax |
| |
mov [edx + 6ch], eax |
| |
mov eax, [ecx+28] |
| |
mov [edx + 74h], eax |
| |
mov [edx + 78h], eax |
| |
mov [edx + 7ch], eax |
| |
ret |
| |
|
| align 16 |
align 16 |
| @i286_vram_dispatch@4: |
@i286_vram_dispatch@4: |
| mov edx, ecx |
mov edx, ecx |
| and edx, byte 15 |
and edx, byte 15 |
| mov eax, [_vram_write + edx*4] |
mov eax, [vram_read + edx*4] |
| mov [_memory_write + 54h], eax ; VRAM_B |
|
| mov [_memory_write + 58h], eax ; VRAM_R |
|
| mov [_memory_write + 5ch], eax ; VRAM_G |
|
| mov [_memory_write + 70h], eax ; VRAM_E |
|
| mov eax, [_vram_read + edx*4] |
|
| mov [_memory_read + 54h], eax ; VRAM_B |
mov [_memory_read + 54h], eax ; VRAM_B |
| mov [_memory_read + 58h], eax ; VRAM_R |
mov [_memory_read + 58h], eax ; VRAM_R |
| mov [_memory_read + 5ch], eax ; VRAM_G |
mov [_memory_read + 5ch], eax ; VRAM_G |
| mov [_memory_read + 70h], eax ; VRAM_E |
mov [_memory_read + 70h], eax ; VRAM_E |
| mov eax, [_vramw_write + edx*4] |
mov eax, [vram_write + edx*4] |
| mov [_memword_write + 54h], eax ; VRAM_B |
mov [_memory_write + 54h], eax ; VRAM_B |
| mov [_memword_write + 58h], eax ; VRAM_R |
mov [_memory_write + 58h], eax ; VRAM_R |
| mov [_memword_write + 5ch], eax ; VRAM_G |
mov [_memory_write + 5ch], eax ; VRAM_G |
| mov [_memword_write + 70h], eax ; VRAM_E |
mov [_memory_write + 70h], eax ; VRAM_E |
| mov eax, [_vramw_read + edx*4] |
mov eax, [vramw_read + edx*4] |
| mov [_memword_read + 54h], eax ; VRAM_B |
mov [_memword_read + 54h], eax ; VRAM_B |
| mov [_memword_read + 58h], eax ; VRAM_R |
mov [_memword_read + 58h], eax ; VRAM_R |
| mov [_memword_read + 5ch], eax ; VRAM_G |
mov [_memword_read + 5ch], eax ; VRAM_G |
| mov [_memword_read + 70h], eax ; VRAM_E |
mov [_memword_read + 70h], eax ; VRAM_E |
| |
mov eax, [vramw_write + edx*4] |
| |
mov [_memword_write + 54h], eax ; VRAM_B |
| |
mov [_memword_write + 58h], eax ; VRAM_R |
| |
mov [_memword_write + 5ch], eax ; VRAM_G |
| |
mov [_memword_write + 70h], eax ; VRAM_E |
| test ecx, 10h |
test ecx, 10h |
| jne short degtaldispatch_e |
jne short degtaldispatch_e |
| mov eax, @i286_nonram_w@8 |
mov eax, @i286_nonram_w@8 |
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