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kms: pre rc7

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git-svn-id: svn://kolibrios.org@1275 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2009-11-16 11:28:19 +00:00
parent e586c535b0
commit b81d03be4e
13 changed files with 120 additions and 88 deletions
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6
drivers/video/drm/includes/linux/fb.h
View File

@ -640,12 +640,6 @@ struct fb_ops {
/* perform fb specific mmap */ /* perform fb specific mmap */
// int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma); // int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma);
/* save current hardware state */
void (*fb_save_state)(struct fb_info *info);
/* restore saved state */
void (*fb_restore_state)(struct fb_info *info);
/* get capability given var */ /* get capability given var */
void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps, void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps,
struct fb_var_screeninfo *var); struct fb_var_screeninfo *var);

8
drivers/video/drm/radeon/radeon_device.c
View File

@ -213,8 +213,6 @@ bool radeon_card_posted(struct radeon_device *rdev)
{ {
uint32_t reg; uint32_t reg;
ENTER();
/* first check CRTCs */ /* first check CRTCs */
if (ASIC_IS_AVIVO(rdev)) { if (ASIC_IS_AVIVO(rdev)) {
reg = RREG32(AVIVO_D1CRTC_CONTROL) | reg = RREG32(AVIVO_D1CRTC_CONTROL) |
@ -415,8 +413,6 @@ int radeon_clocks_init(struct radeon_device *rdev)
{ {
int r; int r;
ENTER();
r = radeon_static_clocks_init(rdev->ddev); r = radeon_static_clocks_init(rdev->ddev);
if (r) { if (r) {
return r; return r;
@ -561,8 +557,6 @@ int radeon_device_init(struct radeon_device *rdev,
int r; int r;
int dma_bits; int dma_bits;
ENTER();
DRM_INFO("radeon: Initializing kernel modesetting.\n"); DRM_INFO("radeon: Initializing kernel modesetting.\n");
rdev->shutdown = false; rdev->shutdown = false;
rdev->ddev = ddev; rdev->ddev = ddev;
@ -901,7 +895,7 @@ u32_t drvEntry(int action, char *cmdline)
return 0; return 0;
}; };
} }
dbgprintf("Radeon RC06 cmdline %s\n", cmdline); dbgprintf("Radeon RC07 cmdline %s\n", cmdline);
enum_pci_devices(); enum_pci_devices();

8
drivers/video/drm/radeon/radeon_gart.c
View File

@ -77,8 +77,6 @@ int radeon_gart_table_vram_alloc(struct radeon_device *rdev)
{ {
int r; int r;
ENTER();
if (rdev->gart.table.vram.robj == NULL) { if (rdev->gart.table.vram.robj == NULL) {
r = radeon_object_create(rdev, NULL, r = radeon_object_create(rdev, NULL,
rdev->gart.table_size, rdev->gart.table_size,
@ -214,17 +212,11 @@ int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
} }
mb(); mb();
radeon_gart_tlb_flush(rdev); radeon_gart_tlb_flush(rdev);
LEAVE();
return 0; return 0;
} }
int radeon_gart_init(struct radeon_device *rdev) int radeon_gart_init(struct radeon_device *rdev)
{ {
ENTER();
if (rdev->gart.pages) { if (rdev->gart.pages) {
return 0; return 0;
} }

8
drivers/video/drm/radeon/radeon_legacy_crtc.c
View File

@ -453,6 +453,8 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
// radeon_object_get_tiling_flags(obj->driver_private, // radeon_object_get_tiling_flags(obj->driver_private,
// &tiling_flags, NULL); // &tiling_flags, NULL);
tiling_flags = 0;
if (tiling_flags & RADEON_TILING_MICRO) if (tiling_flags & RADEON_TILING_MICRO)
DRM_ERROR("trying to scanout microtiled buffer\n"); DRM_ERROR("trying to scanout microtiled buffer\n");
@ -530,10 +532,10 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_offset); WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_offset);
WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch); WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch);
if (old_fb && old_fb != crtc->fb) { // if (old_fb && old_fb != crtc->fb) {
radeon_fb = to_radeon_framebuffer(old_fb); // radeon_fb = to_radeon_framebuffer(old_fb);
// radeon_gem_object_unpin(radeon_fb->obj); // radeon_gem_object_unpin(radeon_fb->obj);
} // }
/* Bytes per pixel may have changed */ /* Bytes per pixel may have changed */
radeon_bandwidth_update(rdev); radeon_bandwidth_update(rdev);

2
drivers/video/drm/radeon/radeon_object.c
View File

@ -53,7 +53,7 @@ int radeon_object_init(struct radeon_device *rdev)
ENTER(); ENTER();
r = drm_mm_init(&mm_vram, 0x800000 >> PAGE_SHIFT, r = drm_mm_init(&mm_vram, 0x800000 >> PAGE_SHIFT,
((rdev->mc.aper_size - 0x800000) >> PAGE_SHIFT)); ((rdev->mc.real_vram_size - 0x800000) >> PAGE_SHIFT));
if (r) { if (r) {
DRM_ERROR("Failed initializing VRAM heap.\n"); DRM_ERROR("Failed initializing VRAM heap.\n");
return r; return r;

30
drivers/video/drm/radeon/rdisplay.c
View File

@ -67,7 +67,7 @@ static void radeon_show_cursor()
WREG32(RADEON_MM_DATA, AVIVO_D1CURSOR_EN | WREG32(RADEON_MM_DATA, AVIVO_D1CURSOR_EN |
(AVIVO_D1CURSOR_MODE_24BPP << AVIVO_D1CURSOR_MODE_SHIFT)); (AVIVO_D1CURSOR_MODE_24BPP << AVIVO_D1CURSOR_MODE_SHIFT));
} else { } else {
WREG32(RADEON_MM_INDEX, RADEON_CRTC_GEN_CNTL); WREG32(RADEON_MM_INDEX, RADEON_CRTC_GEN_CNTL);
WREG32_P(RADEON_MM_DATA, (RADEON_CRTC_CUR_EN | WREG32_P(RADEON_MM_DATA, (RADEON_CRTC_CUR_EN |
(RADEON_CRTC_CUR_MODE_24BPP << RADEON_CRTC_CUR_MODE_SHIFT)), (RADEON_CRTC_CUR_MODE_24BPP << RADEON_CRTC_CUR_MODE_SHIFT)),
~(RADEON_CRTC_CUR_EN | RADEON_CRTC_CUR_MODE_MASK)); ~(RADEON_CRTC_CUR_EN | RADEON_CRTC_CUR_MODE_MASK));
@ -139,11 +139,11 @@ void __stdcall move_cursor(cursor_t *cursor, int x, int y)
WREG32(AVIVO_D1CUR_POSITION, (x << 16) | y); WREG32(AVIVO_D1CUR_POSITION, (x << 16) | y);
WREG32(AVIVO_D1CUR_HOT_SPOT, (hot_x << 16) | hot_y); WREG32(AVIVO_D1CUR_HOT_SPOT, (hot_x << 16) | hot_y);
WREG32(AVIVO_D1CUR_SIZE, ((w - 1) << 16) | 31); WREG32(AVIVO_D1CUR_SIZE, ((w - 1) << 16) | 31);
} else { } else {
uint32_t gpu_addr; uint32_t gpu_addr;
WREG32(RADEON_CUR_HORZ_VERT_OFF, WREG32(RADEON_CUR_HORZ_VERT_OFF,
(RADEON_CUR_LOCK | (hot_x << 16) | (hot_y << 16))); (RADEON_CUR_LOCK | (hot_x << 16) | hot_y ));
WREG32(RADEON_CUR_HORZ_VERT_POSN, WREG32(RADEON_CUR_HORZ_VERT_POSN,
(RADEON_CUR_LOCK | (x << 16) | y)); (RADEON_CUR_LOCK | (x << 16) | y));
@ -163,9 +163,9 @@ void __stdcall restore_cursor(int x, int y)
bool init_display(struct radeon_device *rdev, mode_t *usermode) bool init_display(struct radeon_device *rdev, mode_t *usermode)
{ {
struct drm_device *dev; struct drm_device *dev;
cursor_t *cursor; cursor_t *cursor;
bool retval = true; bool retval = true;
u32_t ifl; u32_t ifl;
@ -177,17 +177,17 @@ bool init_display(struct radeon_device *rdev, mode_t *usermode)
ifl = safe_cli(); ifl = safe_cli();
{ {
list_for_each_entry(cursor, &rdisplay->cursors, list) list_for_each_entry(cursor, &rdisplay->cursors, list)
{ {
init_cursor(cursor); init_cursor(cursor);
}; };
rdisplay->restore_cursor(0,0); rdisplay->restore_cursor(0,0);
rdisplay->init_cursor = init_cursor; rdisplay->init_cursor = init_cursor;
rdisplay->select_cursor = select_cursor; rdisplay->select_cursor = select_cursor;
rdisplay->show_cursor = NULL; rdisplay->show_cursor = NULL;
rdisplay->move_cursor = move_cursor; rdisplay->move_cursor = move_cursor;
rdisplay->restore_cursor = restore_cursor; rdisplay->restore_cursor = restore_cursor;
select_cursor(rdisplay->cursor); select_cursor(rdisplay->cursor);
radeon_show_cursor(); radeon_show_cursor();

4
drivers/video/drm/radeon/rdisplay_kms.c
View File

@ -82,7 +82,7 @@ cursor_t* __stdcall select_cursor_kms(cursor_t *cursor)
if (ASIC_IS_AVIVO(rdev)) if (ASIC_IS_AVIVO(rdev))
WREG32(AVIVO_D1CUR_SURFACE_ADDRESS + radeon_crtc->crtc_offset, gpu_addr); WREG32(AVIVO_D1CUR_SURFACE_ADDRESS + radeon_crtc->crtc_offset, gpu_addr);
else { else {
radeon_crtc->legacy_cursor_offset = gpu_addr - radeon_crtc->legacy_display_base_addr; radeon_crtc->legacy_cursor_offset = gpu_addr - rdev->mc.vram_location;
/* offset is from DISP(2)_BASE_ADDRESS */ /* offset is from DISP(2)_BASE_ADDRESS */
WREG32(RADEON_CUR_OFFSET + radeon_crtc->crtc_offset, radeon_crtc->legacy_cursor_offset); WREG32(RADEON_CUR_OFFSET + radeon_crtc->crtc_offset, radeon_crtc->legacy_cursor_offset);
} }
@ -148,7 +148,7 @@ void __stdcall move_cursor_kms(cursor_t *cursor, int x, int y)
y *= 2; y *= 2;
WREG32(RADEON_CUR_HORZ_VERT_OFF + radeon_crtc->crtc_offset, WREG32(RADEON_CUR_HORZ_VERT_OFF + radeon_crtc->crtc_offset,
(RADEON_CUR_LOCK | (hot_x << 16) | (hot_y << 16))); (RADEON_CUR_LOCK | (hot_x << 16) | hot_y ));
WREG32(RADEON_CUR_HORZ_VERT_POSN + radeon_crtc->crtc_offset, WREG32(RADEON_CUR_HORZ_VERT_POSN + radeon_crtc->crtc_offset,
(RADEON_CUR_LOCK | (x << 16) | y)); (RADEON_CUR_LOCK | (x << 16) | y));

40
kernel/trunk/const.inc
View File

@ -439,7 +439,8 @@ APP_OBJ_OFFSET equ 48
APP_EV_OFFSET equ 40 APP_EV_OFFSET equ 40
struc CURSOR struc CURSOR
{;common object header {
;common object header
.magic dd ? ;'CURS' .magic dd ? ;'CURS'
.destroy dd ? ;internal destructor .destroy dd ? ;internal destructor
.fd dd ? ;next object in list .fd dd ? ;next object in list
@ -450,6 +451,7 @@ struc CURSOR
.base dd ? ;allocated memory .base dd ? ;allocated memory
.hot_x dd ? ;hotspot coords .hot_x dd ? ;hotspot coords
.hot_y dd ? .hot_y dd ?
.sizeof:
} }
virtual at 0 virtual at 0
CURSOR CURSOR CURSOR CURSOR
@ -511,6 +513,37 @@ virtual at 0
SMAP SMAP SMAP SMAP
end virtual end virtual
struc display_t
{
.x dd ?
.y dd ?
.width dd ?
.height dd ?
.bpp dd ?
.vrefresh dd ?
.pitch dd ?
.lfb dd ?
.modes dd ?
.ddev dd ?
.connector dd ?
.crtc dd ?
.cr_list.next dd ?
.cr_list.prev dd ?
.cursor dd ?
.init_cursor dd ?
.select_cursor dd ?
.show_cursor dd ?
.move_cursor dd ?
.restore_cursor dd ?
}
virtual at 0
display_t display_t
end virtual
struc HEAP_DATA struc HEAP_DATA
{ {
@ -595,7 +628,8 @@ struc PG_DATA
;} ;}
struc SRV struc SRV
{ .srv_name rb 16 ;ASCIIZ string {
.srv_name rb 16 ;ASCIIZ string
.magic dd ? ;+0x10 ;'SRV ' .magic dd ? ;+0x10 ;'SRV '
.size dd ? ;+0x14 ;size of structure SRV .size dd ? ;+0x14 ;size of structure SRV
.fd dd ? ;+0x18 ;next SRV descriptor .fd dd ? ;+0x18 ;next SRV descriptor
@ -603,10 +637,10 @@ struc SRV
.base dd ? ;+0x20 ;service base address .base dd ? ;+0x20 ;service base address
.entry dd ? ;+0x24 ;service START function .entry dd ? ;+0x24 ;service START function
.srv_proc dd ? ;+0x28 ;main service handler .srv_proc dd ? ;+0x28 ;main service handler
.sizeof:
} }
SRV_FD_OFFSET equ 0x18 SRV_FD_OFFSET equ 0x18
SRV_SIZE equ 44
DRV_ENTRY equ 1 DRV_ENTRY equ 1
DRV_EXIT equ -1 DRV_EXIT equ -1

27
kernel/trunk/core/dll.inc
View File

@ -315,7 +315,7 @@ proc srv_handler stdcall, ioctl:dword
cmp [edi+SRV.magic], ' SRV' cmp [edi+SRV.magic], ' SRV'
jne .fail jne .fail
cmp [edi+SRV.size], SRV_SIZE cmp [edi+SRV.size], SRV.sizeof
jne .fail jne .fail
stdcall [edi+SRV.srv_proc], esi stdcall [edi+SRV.srv_proc], esi
@ -347,7 +347,7 @@ srv_handlerEx:
cmp [eax+SRV.magic], ' SRV' cmp [eax+SRV.magic], ' SRV'
jne .fail jne .fail
cmp [eax+SRV.size], SRV_SIZE cmp [eax+SRV.size], SRV.sizeof
jne .fail jne .fail
stdcall [eax+SRV.srv_proc], ebx stdcall [eax+SRV.srv_proc], ebx
@ -402,8 +402,8 @@ proc reg_service stdcall, name:dword, handler:dword
cmp [handler], eax cmp [handler], eax
je .fail je .fail
mov eax, SRV_SIZE mov eax, SRV.sizeof
call malloc ;call alloc_service call malloc
test eax, eax test eax, eax
jz .fail jz .fail
@ -411,13 +411,15 @@ proc reg_service stdcall, name:dword, handler:dword
push edi push edi
mov edi, eax mov edi, eax
mov esi, [name] mov esi, [name]
mov ecx, 16/4 movsd
rep movsd movsd
movsd
movsd
pop edi pop edi
pop esi pop esi
mov [eax+SRV.magic], ' SRV' mov [eax+SRV.magic], ' SRV'
mov [eax+SRV.size], SRV_SIZE mov [eax+SRV.size], SRV.sizeof
mov ebx, srv.fd-SRV_FD_OFFSET mov ebx, srv.fd-SRV_FD_OFFSET
mov edx, [ebx+SRV.fd] mov edx, [ebx+SRV.fd]
@ -611,7 +613,10 @@ proc load_file stdcall, file_name:dword
jz .cleanup jz .cleanup
mov [file2], eax mov [file2], eax
pushfd
cli
stdcall unpack, [file], eax stdcall unpack, [file], eax
popfd
stdcall kernel_free, [file] stdcall kernel_free, [file]
mov eax, [file2] mov eax, [file2]
mov ebx, [file_size] mov ebx, [file_size]
@ -1084,15 +1089,15 @@ proc load_library stdcall, file_name:dword
endp endp
align 4 align 4
proc stop_all_services stop_all_services:
push ebp
mov edx, [srv.fd] mov edx, [srv.fd]
.next: .next:
cmp edx, srv.fd-SRV_FD_OFFSET cmp edx, srv.fd-SRV_FD_OFFSET
je .done je .done
cmp [edx+SRV.magic], ' SRV' cmp [edx+SRV.magic], ' SRV'
jne .next jne .next
cmp [edx+SRV.size], SRV_SIZE cmp [edx+SRV.size], SRV.sizeof
jne .next jne .next
mov ebx, [edx+SRV.entry] mov ebx, [edx+SRV.entry]
@ -1105,8 +1110,8 @@ proc stop_all_services
pop edx pop edx
jmp .next jmp .next
.done: .done:
pop ebp
ret ret
endp
; param ; param
; eax= size ; eax= size

59
kernel/trunk/core/memory.inc
View File

@ -167,7 +167,7 @@ proc map_io_mem stdcall, base:dword, size:dword, flags:dword
@@: @@:
mov [page_tabs+eax*4], edx mov [page_tabs+eax*4], edx
; push eax ; push eax
; invlpg [ebx] invlpg [ebx]
; pop eax ; pop eax
inc eax inc eax
add ebx, edi add ebx, edi
@ -205,7 +205,7 @@ commit_pages:
@@: @@:
mov [page_tabs+ebx*4], eax mov [page_tabs+ebx*4], eax
; push eax ; push eax
; invlpg [edi] invlpg [edi]
; pop eax ; pop eax
add edi, edx add edi, edx
add eax, edx add eax, edx
@ -991,19 +991,19 @@ sysfn_meminfo:
align 4 align 4
f68call: f68call:
dd f68.11 dd f68.11 ; init_heap
dd f68.12 dd f68.12 ; user_alloc
dd f68.13 dd f68.13 ; user_free
dd f68.14 dd f68.14 ; get_event_ex
dd f68.fail ;moved to f68.24 dd f68.fail ;moved to f68.24
dd f68.16 dd f68.16 ; get_service
dd f68.17 dd f68.17 ; call_service
dd f68.fail ;moved to f68.25 dd f68.fail ;moved to f68.25
dd f68.19 dd f68.19 ; load_dll
dd f68.20 dd f68.20 ; user_realloc
dd f68.21 dd f68.21 ; load_driver
dd f68.22 dd f68.22 ; shmem_open
dd f68.23 dd f68.23 ; shmem_close
dd f68.24 dd f68.24
dd f68.25 dd f68.25
@ -1038,13 +1038,6 @@ f68:
call get_event_ex call get_event_ex
mov [esp+36], eax mov [esp+36], eax
ret ret
.24:
mov eax, [current_slot]
xchg ebx, [eax+APPDATA.exc_handler]
xchg ecx, [eax+APPDATA.except_mask]
mov [esp+36], ebx ; reg_eax+8
mov [esp+24], ecx ; reg_ebx+8
ret
.16: .16:
test ebx, ebx test ebx, ebx
jz .fail jz .fail
@ -1057,15 +1050,6 @@ f68:
call srv_handlerEx ;ebx call srv_handlerEx ;ebx
mov [esp+36], eax mov [esp+36], eax
ret ret
.25:
cmp ebx,32
jae .fail
mov eax, [current_slot]
btr [eax+APPDATA.except_mask],ebx
setc byte[esp+36]
jecxz @f
bts [eax+APPDATA.except_mask],ebx
@@: ret
.19: .19:
cmp ebx, OS_BASE cmp ebx, OS_BASE
jae .fail jae .fail
@ -1113,6 +1097,23 @@ f68:
stdcall shmem_close, ebx stdcall shmem_close, ebx
mov [esp+36], eax mov [esp+36], eax
ret ret
.24:
mov eax, [current_slot]
xchg ebx, [eax+APPDATA.exc_handler]
xchg ecx, [eax+APPDATA.except_mask]
mov [esp+36], ebx ; reg_eax+8
mov [esp+24], ecx ; reg_ebx+8
ret
.25:
cmp ebx,32
jae .fail
mov eax, [current_slot]
btr [eax+APPDATA.except_mask],ebx
setc byte[esp+36]
jecxz @f
bts [eax+APPDATA.except_mask],ebx
@@:
ret
.fail: .fail:
xor eax, eax xor eax, eax

4
kernel/trunk/core/peload.inc
View File

@ -280,6 +280,8 @@ L40:
__exports: __exports:
export 'KERNEL', \ export 'KERNEL', \
alloc_kernel_space, 'AllocKernelSpace', \ ; stdcall alloc_kernel_space, 'AllocKernelSpace', \ ; stdcall
alloc_page, 'AllocPage', \ ; gcc ABI
alloc_pages, 'AllocPages', \ ; stdcall
commit_pages, 'CommitPages', \ ; eax, ebx, ecx commit_pages, 'CommitPages', \ ; eax, ebx, ecx
create_kernel_object, 'CreateObject', \ create_kernel_object, 'CreateObject', \
create_ring_buffer, 'CreateRingBuffer', \ ; stdcall create_ring_buffer, 'CreateRingBuffer', \ ; stdcall
@ -287,7 +289,6 @@ __exports:
free_kernel_space, 'FreeKernelSpace', \ ; stdcall free_kernel_space, 'FreeKernelSpace', \ ; stdcall
kernel_alloc, 'KernelAlloc', \ ; stdcall kernel_alloc, 'KernelAlloc', \ ; stdcall
kernel_free, 'KernelFree', \ ; stdcall kernel_free, 'KernelFree', \ ; stdcall
alloc_pages, 'AllocPages', \ ; stdcall
malloc, 'Kmalloc', \ malloc, 'Kmalloc', \
free, 'Kfree', \ free, 'Kfree', \
map_io_mem, 'MapIoMem', \ ; stdcall map_io_mem, 'MapIoMem', \ ; stdcall
@ -307,6 +308,7 @@ __exports:
pci_write16, 'PciWrite16', \ ; stdcall pci_write16, 'PciWrite16', \ ; stdcall
pci_write32, 'PciWrite32', \ ; stdcall pci_write32, 'PciWrite32', \ ; stdcall
\ \
get_service, 'GetService', \ ;
reg_service, 'RegService', \ ; stdcall reg_service, 'RegService', \ ; stdcall
attach_int_handler, 'AttachIntHandler', \ ; stdcall attach_int_handler, 'AttachIntHandler', \ ; stdcall
user_alloc, 'UserAlloc', \ ; stdcall user_alloc, 'UserAlloc', \ ; stdcall

2
kernel/trunk/data32.inc
View File

@ -329,6 +329,8 @@ os_stack_seg rd 1
srv.fd rd 1 srv.fd rd 1
srv.bk rd 1 srv.bk rd 1
_display display_t
scr_width rd 1 scr_width rd 1
scr_height rd 1 scr_height rd 1

10
kernel/trunk/kernel.asm
View File

@ -349,14 +349,19 @@ high_code:
; mov [0xF604],byte 1 ;al ; mov [0xF604],byte 1 ;al
mov al, [BOOT_VAR+0x901F] ; DMA access mov al, [BOOT_VAR+0x901F] ; DMA access
mov [allow_dma_access], al mov [allow_dma_access], al
mov al,[BOOT_VAR+0x9000] ; bpp movzx eax, byte [BOOT_VAR+0x9000] ; bpp
mov [ScreenBPP],al mov [ScreenBPP],al
mov [_display.bpp], eax
mov [_display.vrefresh], 60
movzx eax,word [BOOT_VAR+0x900A] ; X max movzx eax,word [BOOT_VAR+0x900A] ; X max
mov [_display.width], eax
dec eax dec eax
mov [Screen_Max_X],eax mov [Screen_Max_X],eax
mov [screen_workarea.right],eax mov [screen_workarea.right],eax
movzx eax,word [BOOT_VAR+0x900C] ; Y max movzx eax,word [BOOT_VAR+0x900C] ; Y max
mov [_display.height], eax
dec eax dec eax
mov [Screen_Max_Y],eax mov [Screen_Max_Y],eax
mov [screen_workarea.bottom],eax mov [screen_workarea.bottom],eax
@ -369,8 +374,9 @@ high_code:
je @f je @f
cmp [SCR_MODE],word 0x12 ; VGA 640x480 cmp [SCR_MODE],word 0x12 ; VGA 640x480
je @f je @f
mov ax,[BOOT_VAR+0x9001] ; for other modes movzx eax, word[BOOT_VAR+0x9001] ; for other modes
mov [BytesPerScanLine],ax mov [BytesPerScanLine],ax
mov [_display.pitch], eax
@@: @@:
mov esi, BOOT_VAR+0x9080 mov esi, BOOT_VAR+0x9080
movzx ecx, byte [esi-1] movzx ecx, byte [esi-1]