np2/i286x/memory.x86 - diff

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Diff for /np2/i286x/memory.x86 between versions 1.6 and 1.11

version 1.6, 2003/12/27 11:55:23	version 1.11, 2004/01/31 08:34:41
Line 9 section .bss	Line 9 section .bss
global _mem	global _mem
extern _i286core	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 _vramop	extern _vramop

_mem resb 0x200000	_mem resb 0x200000
Line 84 section .text	Line 82 section .text


%if USE_EGCASM	%if USE_EGCASM
extern _egca_read	extern egc_read
extern _egca_read_w	extern egc_read_w
extern _egca_write	extern egc_write
extern _egca_write_w	extern egc_write_w
%else	%else
extern @egc_read@4	extern @egc_read@4
extern @egc_read_w@4	extern @egc_read_w@4
Line 122 wtram_a: cmp ecx, 000a3fe0h	Line 120 wtram_a: cmp ecx, 000a3fe0h
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
Line 264 grcgtdw_end: pop ecx	Line 264 grcgtdw_end: pop ecx
@egc_wt: VRAMTRACE	@egc_wt: VRAMTRACE
pop ebx	pop ebx
%if USE_EGCASM	%if USE_EGCASM
jmp _egca_write	jmp egc_write
%else	%else
pushad	pushad
call @egc_write@8	call @egc_write@8
Line 279 grcgtdw_end: pop ecx	Line 279 grcgtdw_end: pop ecx
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	mov [EXTMEMORY + ecx], dl
pop ecx	pop ecx
pop ebx	pop ebx
ret	ret

@i286_wb: mov [MAINMEMORY + 1c8000h - 0e8000h + ecx], dl	@i286_wb: mov [MAINMEMORY + 1c8000h - 0e8000h + ecx], dl
pop ecx
pop ebx	pop ebx
ret	ret

Line 386 grcgtcr_end: not al	Line 385 grcgtcr_end: not al
align 16	align 16
@egc_rd: pop ebx	@egc_rd: pop ebx
%if USE_EGCASM	%if USE_EGCASM
jmp _egca_read	jmp egc_read
%else	%else
pushad	pushad
call @egc_read@4	call @egc_read@4
Line 403 grcgtcr_end: not al	Line 402 grcgtcr_end: not al
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]	mov al, [EXTMEMORY + ecx]
pop ecx	pop ecx
pop ebx	pop ebx
Line 455 wtramw_a: je short wword_a1fffh	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 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	jmp egc_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	mov [EXTMEMORY + ecx], dx
pop ecx	pop ecx
pop ebx	pop ebx
ret	ret

@i286w_wb: mov [MAINMEMORY + 1c8000h - 0e8000h + ecx], dx	@i286w_wb: mov [MAINMEMORY + 1c8000h - 0e8000h + ecx], dx
pop ecx
pop ebx	pop ebx
ret	ret

Line 781 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	jmp egc_read_w
%else	%else
pushad	pushad
call @egc_read_w@4	call @egc_read_w@4
Line 793 grcgwtcr_end: not ax	Line 793 grcgwtcr_end: not ax
egcw_rdodd:	egcw_rdodd:
%if USE_EGCASM	%if USE_EGCASM
inc ecx	inc ecx
call _egca_read	call egc_read
mov ah, al	mov ah, al
dec ecx	dec ecx
jmp _egca_read	jmp egc_read
%else	%else
pushad	pushad
push ecx	push ecx
Line 817 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]	mov ax, [EXTMEMORY + ecx]
pop ecx	pop ecx
pop ebx	pop ebx
Line 962 vramw_write dd @vramw_w0, @vramw_w1 ;	Line 962 vramw_write dd @vramw_w0, @vramw_w1 ;

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 987 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 1025 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 1042 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 1077 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

RetroPC.NET-CVS <cvs@retropc.net>

Removed from v.1.6
changed lines
	Added in v.1.11