mirror of https://gitee.com/openkylin/qemu.git
71 lines
2.1 KiB
Diff
71 lines
2.1 KiB
Diff
--- linux-2.6.9/arch/i386/Kconfig 2004-10-18 23:53:22.000000000 +0200
|
|
+++ linux-2.6.9-qemu/arch/i386/Kconfig 2004-12-07 21:56:49.000000000 +0100
|
|
@@ -337,6 +337,14 @@ config X86_GENERIC
|
|
|
|
endif
|
|
|
|
+config QEMU
|
|
+ bool "Kernel to run under QEMU"
|
|
+ depends on EXPERIMENTAL
|
|
+ help
|
|
+ Select this if you want to boot the kernel inside qemu-fast,
|
|
+ the non-mmu version of the x86 emulator. See
|
|
+ <http://fabrice.bellard.free.fr/qemu/>. Say N.
|
|
+
|
|
#
|
|
# Define implied options from the CPU selection here
|
|
#
|
|
--- linux-2.6.9/include/asm-i386/fixmap.h 2004-10-18 23:53:08.000000000 +0200
|
|
+++ linux-2.6.9-qemu/include/asm-i386/fixmap.h 2004-12-07 23:16:11.000000000 +0100
|
|
@@ -20,7 +20,11 @@
|
|
* Leave one empty page between vmalloc'ed areas and
|
|
* the start of the fixmap.
|
|
*/
|
|
+#ifdef CONFIG_QEMU
|
|
+#define __FIXADDR_TOP 0xa7fff000
|
|
+#else
|
|
#define __FIXADDR_TOP 0xfffff000
|
|
+#endif
|
|
|
|
#ifndef __ASSEMBLY__
|
|
#include <linux/kernel.h>
|
|
--- linux-2.6.9/include/asm-i386/page.h 2004-10-18 23:53:22.000000000 +0200
|
|
+++ linux-2.6.9-qemu/include/asm-i386/page.h 2004-12-07 21:56:49.000000000 +0100
|
|
@@ -121,12 +121,19 @@ extern int sysctl_legacy_va_layout;
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
#ifdef __ASSEMBLY__
|
|
+#ifdef CONFIG_QEMU
|
|
+#define __PAGE_OFFSET (0x90000000)
|
|
+#else
|
|
#define __PAGE_OFFSET (0xC0000000)
|
|
+#endif /* QEMU */
|
|
+#else
|
|
+#ifdef CONFIG_QEMU
|
|
+#define __PAGE_OFFSET (0x90000000UL)
|
|
#else
|
|
#define __PAGE_OFFSET (0xC0000000UL)
|
|
+#endif /* QEMU */
|
|
#endif
|
|
|
|
-
|
|
#define PAGE_OFFSET ((unsigned long)__PAGE_OFFSET)
|
|
#define VMALLOC_RESERVE ((unsigned long)__VMALLOC_RESERVE)
|
|
#define MAXMEM (-__PAGE_OFFSET-__VMALLOC_RESERVE)
|
|
--- linux-2.6.9/include/asm-i386/param.h 2004-10-18 23:53:24.000000000 +0200
|
|
+++ linux-2.6.9-qemu/include/asm-i386/param.h 2004-12-07 21:56:49.000000000 +0100
|
|
@@ -2,7 +2,12 @@
|
|
#define _ASMi386_PARAM_H
|
|
|
|
#ifdef __KERNEL__
|
|
-# define HZ 1000 /* Internal kernel timer frequency */
|
|
+# include <linux/config.h>
|
|
+# ifdef CONFIG_QEMU
|
|
+# define HZ 100
|
|
+# else
|
|
+# define HZ 1000 /* Internal kernel timer frequency */
|
|
+# endif
|
|
# define USER_HZ 100 /* .. some user interfaces are in "ticks" */
|
|
# define CLOCKS_PER_SEC (USER_HZ) /* like times() */
|
|
#endif
|