* [Qemu-devel] Support for vga= kernel option
@ 2007-01-11 13:12 Pascal Terjan
2007-02-05 22:40 ` [Qemu-devel] " Pascal Terjan
0 siblings, 1 reply; 4+ messages in thread
From: Pascal Terjan @ 2007-01-11 13:12 UTC (permalink / raw)
To: qemu-devel
[-- Attachment #1: Type: text/plain, Size: 74 bytes --]
Hello,
here is a little patch to add support for vga= when using -kernel.
[-- Attachment #2: qemu_pc_vga=.patch --]
[-- Type: text/x-patch, Size: 1409 bytes --]
Index: hw/pc.c
===================================================================
RCS file: /sources/qemu/qemu/hw/pc.c,v
retrieving revision 1.68
diff -u -r1.68 pc.c
--- hw/pc.c 10 Jan 2007 16:23:41 -0000 1.68
+++ hw/pc.c 11 Jan 2007 13:10:55 -0000
@@ -544,6 +544,7 @@
if (linux_boot) {
uint8_t bootsect[512];
uint8_t old_bootsect[512];
+ char *vmode;
if (bs_table[0] == NULL) {
fprintf(stderr, "A disk image must be given for 'hda' when booting a Linux kernel\n");
@@ -595,6 +596,25 @@
KERNEL_CMDLINE_ADDR - KERNEL_PARAMS_ADDR);
/* loader type */
stw_raw(phys_ram_base + KERNEL_PARAMS_ADDR + 0x210, 0x01);
+
+ /* handle vga= parameter */
+ vmode = strstr(kernel_cmdline, "vga=");
+ if (vmode) {
+ char *space;
+ unsigned int video_mode;
+ /* skip "vga=" */
+ vmode += 4;
+ if (!strncmp(vmode, "normal", 6)) {
+ video_mode = 0xffff;
+ } else if (!strncmp(vmode, "ext", 3)) {
+ video_mode = 0xfffe;
+ } else if (!strncmp(vmode, "ask", 3)) {
+ video_mode = 0xfffd;
+ } else {
+ video_mode = strtol(vmode, NULL, 0);
+ }
+ stw_raw(phys_ram_base + KERNEL_PARAMS_ADDR + 0x1fa, video_mode);
+ }
}
if (pci_enabled) {
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Qemu-devel] Re: Support for vga= kernel option
2007-01-11 13:12 [Qemu-devel] Support for vga= kernel option Pascal Terjan
@ 2007-02-05 22:40 ` Pascal Terjan
2007-02-06 0:24 ` Hetz Ben Hamo
2007-02-10 22:48 ` Thiemo Seufer
0 siblings, 2 replies; 4+ messages in thread
From: Pascal Terjan @ 2007-02-05 22:40 UTC (permalink / raw)
To: qemu-devel
2007/1/11, Pascal Terjan <pterjan@gmail.com>:
> Hello,
> here is a little patch to add support for vga= when using -kernel.
>
Anything against this patch ?
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] Re: Support for vga= kernel option
2007-02-05 22:40 ` [Qemu-devel] " Pascal Terjan
@ 2007-02-06 0:24 ` Hetz Ben Hamo
2007-02-10 22:48 ` Thiemo Seufer
1 sibling, 0 replies; 4+ messages in thread
From: Hetz Ben Hamo @ 2007-02-06 0:24 UTC (permalink / raw)
To: qemu-devel
I suggest either re-posting the patch or sending it to the committers
(Fabrice or others).
Many developers are at #qemu in irc (freenode)
Thanks,
Hetz
On 2/6/07, Pascal Terjan <pterjan@gmail.com> wrote:
> 2007/1/11, Pascal Terjan <pterjan@gmail.com>:
> > Hello,
> > here is a little patch to add support for vga= when using -kernel.
> >
>
> Anything against this patch ?
>
>
> _______________________________________________
> Qemu-devel mailing list
> Qemu-devel@nongnu.org
> http://lists.nongnu.org/mailman/listinfo/qemu-devel
>
--
Skepticism is the lazy person's default position.
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] Re: Support for vga= kernel option
2007-02-05 22:40 ` [Qemu-devel] " Pascal Terjan
2007-02-06 0:24 ` Hetz Ben Hamo
@ 2007-02-10 22:48 ` Thiemo Seufer
1 sibling, 0 replies; 4+ messages in thread
From: Thiemo Seufer @ 2007-02-10 22:48 UTC (permalink / raw)
To: Pascal Terjan; +Cc: qemu-devel
Pascal Terjan wrote:
> 2007/1/11, Pascal Terjan <pterjan@gmail.com>:
> >Hello,
> >here is a little patch to add support for vga= when using -kernel.
> >
>
> Anything against this patch ?
Repost to the list.
Thiemo
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2007-02-10 22:52 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2007-01-11 13:12 [Qemu-devel] Support for vga= kernel option Pascal Terjan
2007-02-05 22:40 ` [Qemu-devel] " Pascal Terjan
2007-02-06 0:24 ` Hetz Ben Hamo
2007-02-10 22:48 ` Thiemo Seufer
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