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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 13:22:01 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 13:22:01 -0400
commit5b34653963de7a6d0d8c783527457d68fddc60fb (patch)
tree1a234741e1823a54cd0514616f783b4cf503a528 /arch/x86/include/asm/setup.h
parent765426e8ee4c0ab2bc9d44951f4865b8494cdbd0 (diff)
parent5e1b00758b5a8bee9d42515bffdaf305a32f1b04 (diff)
Merge branch 'x86/um-header' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86/um-header' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (26 commits) x86: canonicalize remaining header guards x86: drop double underscores from header guards x86: Fix ASM_X86__ header guards x86, um: get rid of uml-config.h x86, um: get rid of arch/um/Kconfig.arch x86, um: get rid of arch/um/os symlink x86, um: get rid of excessive includes of uml-config.h x86, um: get rid of header symlinks x86, um: merge Kconfig.i386 and Kconfig.x86_64 x86, um: get rid of sysdep symlink x86, um: trim the junk from uml ptrace-*.h x86, um: take vm-flags.h to sysdep x86, um: get rid of uml asm/arch x86, um: get rid of uml highmem.h x86, um: get rid of uml unistd.h x86, um: get rid of system.h -> system.h include x86, um: uml atomic.h is not needed anymore x86, um: untangle uml ldt.h x86, um: get rid of more uml asm/arch uses x86, um: remove dead header (uml module-generic.h; never used these days) ...
Diffstat (limited to 'arch/x86/include/asm/setup.h')
-rw-r--r--arch/x86/include/asm/setup.h105
1 files changed, 105 insertions, 0 deletions
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
new file mode 100644
index 000000000000..f12d37237465
--- /dev/null
+++ b/arch/x86/include/asm/setup.h
@@ -0,0 +1,105 @@
1#ifndef _ASM_X86_SETUP_H
2#define _ASM_X86_SETUP_H
3
4#define COMMAND_LINE_SIZE 2048
5
6#ifndef __ASSEMBLY__
7
8/* Interrupt control for vSMPowered x86_64 systems */
9void vsmp_init(void);
10
11#ifdef CONFIG_X86_VISWS
12extern void visws_early_detect(void);
13extern int is_visws_box(void);
14#else
15static inline void visws_early_detect(void) { }
16static inline int is_visws_box(void) { return 0; }
17#endif
18
19/*
20 * Any setup quirks to be performed?
21 */
22struct mpc_config_processor;
23struct mpc_config_bus;
24struct mp_config_oemtable;
25struct x86_quirks {
26 int (*arch_pre_time_init)(void);
27 int (*arch_time_init)(void);
28 int (*arch_pre_intr_init)(void);
29 int (*arch_intr_init)(void);
30 int (*arch_trap_init)(void);
31 char * (*arch_memory_setup)(void);
32 int (*mach_get_smp_config)(unsigned int early);
33 int (*mach_find_smp_config)(unsigned int reserve);
34
35 int *mpc_record;
36 int (*mpc_apic_id)(struct mpc_config_processor *m);
37 void (*mpc_oem_bus_info)(struct mpc_config_bus *m, char *name);
38 void (*mpc_oem_pci_bus)(struct mpc_config_bus *m);
39 void (*smp_read_mpc_oem)(struct mp_config_oemtable *oemtable,
40 unsigned short oemsize);
41 int (*setup_ioapic_ids)(void);
42};
43
44extern struct x86_quirks *x86_quirks;
45extern unsigned long saved_video_mode;
46
47#ifndef CONFIG_PARAVIRT
48#define paravirt_post_allocator_init() do {} while (0)
49#endif
50#endif /* __ASSEMBLY__ */
51
52#ifdef __KERNEL__
53
54#ifdef __i386__
55
56#include <linux/pfn.h>
57/*
58 * Reserved space for vmalloc and iomap - defined in asm/page.h
59 */
60#define MAXMEM_PFN PFN_DOWN(MAXMEM)
61#define MAX_NONPAE_PFN (1 << 20)
62
63#endif /* __i386__ */
64
65#define PARAM_SIZE 4096 /* sizeof(struct boot_params) */
66
67#define OLD_CL_MAGIC 0xA33F
68#define OLD_CL_ADDRESS 0x020 /* Relative to real mode data */
69#define NEW_CL_POINTER 0x228 /* Relative to real mode data */
70
71#ifndef __ASSEMBLY__
72#include <asm/bootparam.h>
73
74#ifndef _SETUP
75
76/*
77 * This is set up by the setup-routine at boot-time
78 */
79extern struct boot_params boot_params;
80
81/*
82 * Do NOT EVER look at the BIOS memory size location.
83 * It does not work on many machines.
84 */
85#define LOWMEMSIZE() (0x9f000)
86
87#ifdef __i386__
88
89void __init i386_start_kernel(void);
90extern void probe_roms(void);
91
92extern unsigned long init_pg_tables_start;
93extern unsigned long init_pg_tables_end;
94
95#else
96void __init x86_64_init_pda(void);
97void __init x86_64_start_kernel(char *real_mode);
98void __init x86_64_start_reservations(char *real_mode_data);
99
100#endif /* __i386__ */
101#endif /* _SETUP */
102#endif /* __ASSEMBLY__ */
103#endif /* __KERNEL__ */
104
105#endif /* _ASM_X86_SETUP_H */