From 6e62666cfc19e7fd45dd0d7c3ad62fd8d0b5f67a Mon Sep 17 00:00:00 2001 From: Volker Ruppert Date: Sun, 14 Dec 2008 08:29:48 +0000 Subject: [PATCH] - added DPMS support to cirrus vgabios (patch from Gleb Natapov) --- clext.c | 36 ++++++++++++++++++++++++++++++++++-- 1 file changed, 34 insertions(+), 2 deletions(-) diff --git a/clext.c b/clext.c index ea37ec5..c7a2ad0 100644 --- a/clext.c +++ b/clext.c @@ -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 -- 2.11.4.GIT