Module Name: src
Committed By: jmcneill
Date: Sat Feb 12 19:13:30 UTC 2011
Modified Files:
src/sys/arch/x86/x86: vga_post.c
Log Message:
Don't rely on vga_post_call being called before vga_post_set_vbe
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 src/sys/arch/x86/x86/vga_post.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/x86/x86/vga_post.c
diff -u src/sys/arch/x86/x86/vga_post.c:1.17 src/sys/arch/x86/x86/vga_post.c:1.18
--- src/sys/arch/x86/x86/vga_post.c:1.17 Fri Nov 12 13:18:59 2010
+++ src/sys/arch/x86/x86/vga_post.c Sat Feb 12 19:13:30 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: vga_post.c,v 1.17 2010/11/12 13:18:59 uebayasi Exp $ */
+/* $NetBSD: vga_post.c,v 1.18 2011/02/12 19:13:30 jmcneill Exp $ */
/*-
* Copyright (c) 2007 Joerg Sonnenberger <[email protected]>.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vga_post.c,v 1.17 2010/11/12 13:18:59 uebayasi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vga_post.c,v 1.18 2011/02/12 19:13:30 jmcneill Exp $");
#include <sys/param.h>
#include <sys/device.h>
@@ -235,6 +235,19 @@
void
vga_post_set_vbe(struct vga_post *sc, uint16_t vbemode)
{
+ sc->emu.x86.R_EAX = sc->initial_eax;
+ sc->emu.x86.R_EDX = 0x00000080;
+ sc->emu.x86.R_DS = 0x0040;
+ sc->emu.x86.register_flags = 0x3200;
+
+ memcpy((void *)sc->sys_image, sc->bios_data, PAGE_SIZE);
+
+ /* stack is at the end of the first 64KB */
+ sc->emu.x86.R_SS = 0;
+ sc->emu.x86.R_ESP = 0;
+
+ x86emu_i8254_init(&sc->i8254, nanotime);
+
sc->emu.x86.R_EBX = vbemode | 0x4000;
sc->emu.x86.R_EAX = 0x4f02;
X86EMU_exec_intr(&sc->emu, 0x10);
