1 #ifndef _ASM_X86_SETUP_H
2 #define _ASM_X86_SETUP_H
4 #define COMMAND_LINE_SIZE 2048
8 /* Interrupt control for vSMPowered x86_64 systems */
12 void setup_bios_corruption_check(void);
15 #ifdef CONFIG_X86_VISWS
16 extern void visws_early_detect(void);
17 extern int is_visws_box(void);
19 static inline void visws_early_detect(void) { }
20 static inline int is_visws_box(void) { return 0; }
24 * Any setup quirks to be performed?
26 struct mpc_config_processor;
27 struct mpc_config_bus;
28 struct mp_config_oemtable;
30 int (*arch_pre_time_init)(void);
31 int (*arch_time_init)(void);
32 int (*arch_pre_intr_init)(void);
33 int (*arch_intr_init)(void);
34 int (*arch_trap_init)(void);
35 char * (*arch_memory_setup)(void);
36 int (*mach_get_smp_config)(unsigned int early);
37 int (*mach_find_smp_config)(unsigned int reserve);
40 int (*mpc_apic_id)(struct mpc_config_processor *m);
41 void (*mpc_oem_bus_info)(struct mpc_config_bus *m, char *name);
42 void (*mpc_oem_pci_bus)(struct mpc_config_bus *m);
43 void (*smp_read_mpc_oem)(struct mp_config_oemtable *oemtable,
44 unsigned short oemsize);
45 int (*setup_ioapic_ids)(void);
48 extern struct x86_quirks *x86_quirks;
49 extern unsigned long saved_video_mode;
51 #ifndef CONFIG_PARAVIRT
52 #define paravirt_post_allocator_init() do {} while (0)
54 #endif /* __ASSEMBLY__ */
60 #include <linux/pfn.h>
62 * Reserved space for vmalloc and iomap - defined in asm/page.h
64 #define MAXMEM_PFN PFN_DOWN(MAXMEM)
65 #define MAX_NONPAE_PFN (1 << 20)
69 #define PARAM_SIZE 4096 /* sizeof(struct boot_params) */
71 #define OLD_CL_MAGIC 0xA33F
72 #define OLD_CL_ADDRESS 0x020 /* Relative to real mode data */
73 #define NEW_CL_POINTER 0x228 /* Relative to real mode data */
76 #include <asm/bootparam.h>
81 * This is set up by the setup-routine at boot-time
83 extern struct boot_params boot_params;
86 * Do NOT EVER look at the BIOS memory size location.
87 * It does not work on many machines.
89 #define LOWMEMSIZE() (0x9f000)
93 void __init i386_start_kernel(void);
94 extern void probe_roms(void);
96 extern unsigned long init_pg_tables_start;
97 extern unsigned long init_pg_tables_end;
100 void __init x86_64_init_pda(void);
101 void __init x86_64_start_kernel(char *real_mode);
102 void __init x86_64_start_reservations(char *real_mode_data);
104 #endif /* __i386__ */
106 #endif /* __ASSEMBLY__ */
107 #endif /* __KERNEL__ */
109 #endif /* _ASM_X86_SETUP_H */