linux_old1/include/asm-x86/setup.h

88 lines
2.0 KiB
C

#ifndef _ASM_X86_SETUP_H
#define _ASM_X86_SETUP_H
#define COMMAND_LINE_SIZE 2048
#ifndef __ASSEMBLY__
/* Interrupt control for vSMPowered x86_64 systems */
void vsmp_init(void);
#ifdef CONFIG_X86_VISWS
extern void visws_early_detect(void);
extern int is_visws_box(void);
#else
static inline void visws_early_detect(void) { }
static inline int is_visws_box(void) { return 0; }
#endif
/*
* Any setup quirks to be performed?
*/
extern int (*arch_time_init_quirk)(void);
extern int (*arch_pre_intr_init_quirk)(void);
extern int (*arch_intr_init_quirk)(void);
extern int (*arch_trap_init_quirk)(void);
extern char * (*arch_memory_setup_quirk)(void);
extern int (*mach_get_smp_config_quirk)(unsigned int early);
extern int (*mach_find_smp_config_quirk)(unsigned int reserve);
#ifndef CONFIG_PARAVIRT
#define paravirt_post_allocator_init() do {} while (0)
#endif
#endif /* __ASSEMBLY__ */
#ifdef __KERNEL__
#ifdef __i386__
#include <linux/pfn.h>
/*
* Reserved space for vmalloc and iomap - defined in asm/page.h
*/
#define MAXMEM_PFN PFN_DOWN(MAXMEM)
#define MAX_NONPAE_PFN (1 << 20)
#endif /* __i386__ */
#define PARAM_SIZE 4096 /* sizeof(struct boot_params) */
#define OLD_CL_MAGIC 0xA33F
#define OLD_CL_ADDRESS 0x020 /* Relative to real mode data */
#define NEW_CL_POINTER 0x228 /* Relative to real mode data */
#ifndef __ASSEMBLY__
#include <asm/bootparam.h>
#ifndef _SETUP
/*
* This is set up by the setup-routine at boot-time
*/
extern struct boot_params boot_params;
/*
* Do NOT EVER look at the BIOS memory size location.
* It does not work on many machines.
*/
#define LOWMEMSIZE() (0x9f000)
#ifdef __i386__
void __init i386_start_kernel(void);
extern void probe_roms(void);
extern unsigned long init_pg_tables_start;
extern unsigned long init_pg_tables_end;
#else
void __init x86_64_start_kernel(char *real_mode);
void __init x86_64_start_reservations(char *real_mode_data);
#endif /* __i386__ */
#endif /* _SETUP */
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _ASM_X86_SETUP_H */