0.7.0-alt1
[qemu] / qemu / linux-2.6.9-qemu-fast.patch
1 --- linux-2.6.9/arch/i386/Kconfig       2004-10-18 23:53:22.000000000 +0200
2 +++ linux-2.6.9-qemu/arch/i386/Kconfig  2004-12-07 21:56:49.000000000 +0100
3 @@ -337,6 +337,14 @@ config X86_GENERIC
4  
5  endif
6  
7 +config QEMU
8 +       bool "Kernel to run under QEMU"
9 +       depends on EXPERIMENTAL
10 +       help
11 +         Select this if you want to boot the kernel inside qemu-fast,
12 +         the non-mmu version of the x86 emulator.  See
13 +         <http://fabrice.bellard.free.fr/qemu/>.  Say N.
14 +
15  #
16  # Define implied options from the CPU selection here
17  #
18 --- linux-2.6.9/include/asm-i386/fixmap.h       2004-10-18 23:53:08.000000000 +0200
19 +++ linux-2.6.9-qemu/include/asm-i386/fixmap.h  2004-12-07 23:16:11.000000000 +0100
20 @@ -20,7 +20,11 @@
21   * Leave one empty page between vmalloc'ed areas and
22   * the start of the fixmap.
23   */
24 +#ifdef CONFIG_QEMU
25 +#define __FIXADDR_TOP   0xa7fff000
26 +#else
27  #define __FIXADDR_TOP  0xfffff000
28 +#endif
29  
30  #ifndef __ASSEMBLY__
31  #include <linux/kernel.h>
32 --- linux-2.6.9/include/asm-i386/page.h 2004-10-18 23:53:22.000000000 +0200
33 +++ linux-2.6.9-qemu/include/asm-i386/page.h    2004-12-07 21:56:49.000000000 +0100
34 @@ -121,12 +121,19 @@ extern int sysctl_legacy_va_layout;
35  #endif /* __ASSEMBLY__ */
36  
37  #ifdef __ASSEMBLY__
38 +#ifdef CONFIG_QEMU
39 +#define __PAGE_OFFSET          (0x90000000)
40 +#else
41  #define __PAGE_OFFSET          (0xC0000000)
42 +#endif /* QEMU */
43 +#else
44 +#ifdef CONFIG_QEMU
45 +#define __PAGE_OFFSET          (0x90000000UL)
46  #else
47  #define __PAGE_OFFSET          (0xC0000000UL)
48 +#endif /* QEMU */
49  #endif
50  
51 -
52  #define PAGE_OFFSET            ((unsigned long)__PAGE_OFFSET)
53  #define VMALLOC_RESERVE                ((unsigned long)__VMALLOC_RESERVE)
54  #define MAXMEM                 (-__PAGE_OFFSET-__VMALLOC_RESERVE)
55 --- linux-2.6.9/include/asm-i386/param.h        2004-10-18 23:53:24.000000000 +0200
56 +++ linux-2.6.9-qemu/include/asm-i386/param.h   2004-12-07 21:56:49.000000000 +0100
57 @@ -2,7 +2,12 @@
58  #define _ASMi386_PARAM_H
59  
60  #ifdef __KERNEL__
61 -# define HZ            1000            /* Internal kernel timer frequency */
62 +# include <linux/config.h>
63 +# ifdef CONFIG_QEMU
64 +#  define HZ           100
65 +# else
66 +#  define HZ           1000            /* Internal kernel timer frequency */
67 +# endif
68  # define USER_HZ       100             /* .. some user interfaces are in "ticks" */
69  # define CLOCKS_PER_SEC                (USER_HZ)       /* like times() */
70  #endif