Add DPMS support to cirrus vga bios.

PATCH In review Gleb Natapov 3 participants 3 messages Dec 11, 2008

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Gleb Natapov

author

2008-12-11 14:56 UTC #0 lore raw

PATCH 1/1 Add DPMS support to cirrus vga bios.

I am not sure who maintains vgabios :(

Signed-off-by Gleb Natapov <[email protected]>

vgabios/clext.c +34 -2

index ea37ec5..c7a2ad0 100644
@@ -510,7 +510,7 @@ cirrus_vesa:
 #ifdef CIRRUS_DEBUG
   call cirrus_debug_dump
 #endif
-  cmp al, #0x0F
+  cmp al, #0x10
   ja cirrus_vesa_not_handled
   push bx
   xor bx, bx

@@ -1196,6 +1196,37 @@ cirrus_vesa_07h_2:
   mov  ax, #0x004f
   ret
 
+cirrus_vesa_10h:
+  cmp bl, #0x00
+  jne cirrus_vesa_10h_01
+  mov bx, #0x0f30
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_01:
+  cmp bl, #0x01
+  jne cirrus_vesa_10h_02
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov [0xb9], bh
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_02:
+  cmp bl, #0x02
+  jne cirrus_vesa_unimplemented
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov bh, [0xb9]
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+
 cirrus_vesa_unimplemented:
   mov ax, #0x014F ;; not implemented
   ret

@@ -1612,7 +1643,8 @@ cirrus_vesa_handlers:
   dw cirrus_vesa_unimplemented
   dw cirrus_vesa_unimplemented
   dw cirrus_vesa_unimplemented
-
+  ;; 10h
+  dw cirrus_vesa_10h
 
 
 ASM_END

--
Gleb.

Sebastian Herbszt

2008-12-11 19:03 UTC #1 lore raw

Quoted 1 line · Gleb Natapov

I am not sure who maintains vgabios :(

Volker does at http://www.nongnu.org/vgabios/

- Sebastian

Quoted 65 lines

Signed-off-by Gleb Natapov <[email protected]>

vgabios/clext.c +32 -1

index ea37ec5..c7a2ad0 100644
@@ -510,7 +510,7 @@ cirrus_vesa:
 #ifdef CIRRUS_DEBUG
  call cirrus_debug_dump
 #endif
-  cmp al, #0x0F
+  cmp al, #0x10
  ja cirrus_vesa_not_handled
  push bx
  xor bx, bx

@@ -1196,6 +1196,37 @@ cirrus_vesa_07h_2:
  mov  ax, #0x004f
  ret
 
+cirrus_vesa_10h:
+  cmp bl, #0x00
+  jne cirrus_vesa_10h_01
+  mov bx, #0x0f30
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_01:
+  cmp bl, #0x01
+  jne cirrus_vesa_10h_02
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov [0xb9], bh
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_02:
+  cmp bl, #0x02
+  jne cirrus_vesa_unimplemented
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov bh, [0xb9]
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+

cirrus_vesa_unimplemented:
mov ax, #0x014F ;; not implemented
ret

vgabios/clext.c +2 -1

@@ -1612,7 +1643,8 @@ cirrus_vesa_handlers:
  dw cirrus_vesa_unimplemented
  dw cirrus_vesa_unimplemented
  dw cirrus_vesa_unimplemented
-
+  ;; 10h
+  dw cirrus_vesa_10h

ASM_END
--
Gleb.

Anthony Liguori

2008-12-11 21:11 UTC #2 lore raw

Quoted 5 lines · Sebastian Herbszt

Quoted 1 line · Gleb Natapov
I am not sure who maintains vgabios :(
Volker does at http://www.nongnu.org/vgabios/

Gleb: can you give Volker a poke?

I'm testing out the newest bochs bios. There's been quite a lot of changes since our last sync. I'd like to switch over to that tomorrow if all goes well. I'll see about updating the vgabios too.

Regards,

Anthony Liguori

Quoted 70 lines

- Sebastian

Quoted 65 lines

Signed-off-by Gleb Natapov <[email protected]>

vgabios/clext.c +32 -1

index ea37ec5..c7a2ad0 100644
@@ -510,7 +510,7 @@ cirrus_vesa:
 #ifdef CIRRUS_DEBUG
  call cirrus_debug_dump
 #endif
-  cmp al, #0x0F
+  cmp al, #0x10
  ja cirrus_vesa_not_handled
  push bx
  xor bx, bx

@@ -1196,6 +1196,37 @@ cirrus_vesa_07h_2:
  mov  ax, #0x004f
  ret
 
+cirrus_vesa_10h:
+  cmp bl, #0x00
+  jne cirrus_vesa_10h_01
+  mov bx, #0x0f30
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_01:
+  cmp bl, #0x01
+  jne cirrus_vesa_10h_02
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov [0xb9], bh
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_02:
+  cmp bl, #0x02
+  jne cirrus_vesa_unimplemented
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov bh, [0xb9]
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+

cirrus_vesa_unimplemented:
mov ax, #0x014F ;; not implemented
ret

vgabios/clext.c +2 -1

@@ -1612,7 +1643,8 @@ cirrus_vesa_handlers:
  dw cirrus_vesa_unimplemented
  dw cirrus_vesa_unimplemented
  dw cirrus_vesa_unimplemented
-
+  ;; 10h
+  dw cirrus_vesa_10h

ASM_END

Signature · 1 line

Gleb.