From a8ceaf5c72e7cd80a393622d047bb17ed7ffab65 Mon Sep 17 00:00:00 2001 From: Frediano Ziglio Date: Mon, 7 May 2012 13:37:47 +0100 Subject: vgabios: Report mode not supported getting mode informations If you try to get mode information for an unsupported mode interrupt should return error but not that the function is not supported. Signed-off-by: Frediano Ziglio Committed-by: Keir Fraser --- tools/firmware/vgabios/vbe.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'tools/firmware') diff --git a/tools/firmware/vgabios/vbe.c b/tools/firmware/vgabios/vbe.c index 04b1be48f5..dd795354a7 100644 --- a/tools/firmware/vgabios/vbe.c +++ b/tools/firmware/vgabios/vbe.c @@ -909,7 +909,8 @@ Bit16u *AX;Bit16u ES;Bit16u DI; void vbe_biosfn_return_mode_information(AX, CX, ES, DI) Bit16u *AX;Bit16u CX; Bit16u ES;Bit16u DI; { - Bit16u result=0x0100; + // error by default is 0x014f which means supported but error + Bit16u result=0x014f; Bit16u ss=get_SS(); ModeInfoBlock info; ModeInfoListItem *cur_info; @@ -953,7 +954,6 @@ Bit16u *AX;Bit16u CX; Bit16u ES;Bit16u DI; #ifdef DEBUG printf("VBE *NOT* found mode %x\n",CX); #endif - result = 0x100; } if (result == 0x4f) -- cgit v1.2.3