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ef685298 TG |
1 | #ifndef _ASM_X86_SETUP_H |
2 | #define _ASM_X86_SETUP_H | |
3 | ||
4 | #define COMMAND_LINE_SIZE 2048 | |
5 | ||
746ef0cd | 6 | #ifndef __ASSEMBLY__ |
2785c8d0 GC |
7 | |
8 | /* Interrupt control for vSMPowered x86_64 systems */ | |
9 | void vsmp_init(void); | |
10 | ||
746ef0cd GOC |
11 | #ifndef CONFIG_PARAVIRT |
12 | #define paravirt_post_allocator_init() do {} while (0) | |
13 | #endif | |
14 | #endif /* __ASSEMBLY__ */ | |
15 | ||
96a388de | 16 | #ifdef __KERNEL__ |
ef685298 TG |
17 | |
18 | #ifdef __i386__ | |
19 | ||
20 | #include <linux/pfn.h> | |
21 | /* | |
22 | * Reserved space for vmalloc and iomap - defined in asm/page.h | |
23 | */ | |
24 | #define MAXMEM_PFN PFN_DOWN(MAXMEM) | |
25 | #define MAX_NONPAE_PFN (1 << 20) | |
26 | ||
fa76dab9 PA |
27 | #endif /* __i386__ */ |
28 | ||
29 | #define PARAM_SIZE 4096 /* sizeof(struct boot_params) */ | |
ef685298 | 30 | |
ef685298 | 31 | #define OLD_CL_MAGIC 0xA33F |
fa76dab9 | 32 | #define OLD_CL_ADDRESS 0x020 /* Relative to real mode data */ |
ef685298 TG |
33 | #define NEW_CL_POINTER 0x228 /* Relative to real mode data */ |
34 | ||
ef685298 TG |
35 | #ifndef __ASSEMBLY__ |
36 | #include <asm/bootparam.h> | |
37 | ||
fa76dab9 PA |
38 | #ifndef _SETUP |
39 | ||
ef685298 TG |
40 | /* |
41 | * This is set up by the setup-routine at boot-time | |
42 | */ | |
43 | extern struct boot_params boot_params; | |
44 | ||
ef685298 TG |
45 | /* |
46 | * Do NOT EVER look at the BIOS memory size location. | |
47 | * It does not work on many machines. | |
48 | */ | |
49 | #define LOWMEMSIZE() (0x9f000) | |
50 | ||
95a71a45 YL |
51 | #ifdef __i386__ |
52 | ||
f0d43100 | 53 | void __init i386_start_kernel(void); |
a9c1182f | 54 | extern void probe_roms(void); |
746ef0cd | 55 | |
f0d43100 YL |
56 | extern unsigned long init_pg_tables_start; |
57 | extern unsigned long init_pg_tables_end; | |
ef685298 | 58 | |
102e3b8d JF |
59 | #else |
60 | void __init x86_64_start_kernel(char *real_mode); | |
f97013fd JF |
61 | void __init x86_64_start_reservations(char *real_mode_data); |
62 | ||
ef685298 | 63 | #endif /* __i386__ */ |
fa76dab9 | 64 | #endif /* _SETUP */ |
ef685298 TG |
65 | #endif /* __ASSEMBLY__ */ |
66 | #endif /* __KERNEL__ */ | |
67 | ||
68 | #endif /* _ASM_X86_SETUP_H */ |