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a9c1182fbd
it is only needed for 32bit Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
#ifndef _ASM_X86_SETUP_H
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#define _ASM_X86_SETUP_H
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#define COMMAND_LINE_SIZE 2048
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#ifndef __ASSEMBLY__
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/* Interrupt control for vSMPowered x86_64 systems */
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void vsmp_init(void);
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/* Crashkernel reservation */
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void reserve_crashkernel(void);
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#ifndef CONFIG_PARAVIRT
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#define paravirt_post_allocator_init() do {} while (0)
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#endif
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#endif /* __ASSEMBLY__ */
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#ifdef __KERNEL__
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#ifdef __i386__
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#include <linux/pfn.h>
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/*
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* Reserved space for vmalloc and iomap - defined in asm/page.h
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*/
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#define MAXMEM_PFN PFN_DOWN(MAXMEM)
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#define MAX_NONPAE_PFN (1 << 20)
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#endif /* __i386__ */
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#define PARAM_SIZE 4096 /* sizeof(struct boot_params) */
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#define OLD_CL_MAGIC 0xA33F
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#define OLD_CL_ADDRESS 0x020 /* Relative to real mode data */
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#define NEW_CL_POINTER 0x228 /* Relative to real mode data */
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#ifndef __ASSEMBLY__
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#include <asm/bootparam.h>
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#ifndef _SETUP
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/*
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* This is set up by the setup-routine at boot-time
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*/
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extern struct boot_params boot_params;
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/*
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* Do NOT EVER look at the BIOS memory size location.
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* It does not work on many machines.
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*/
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#define LOWMEMSIZE() (0x9f000)
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#ifdef __i386__
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void __init i386_start_kernel(void);
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extern void probe_roms(void);
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extern unsigned long init_pg_tables_start;
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extern unsigned long init_pg_tables_end;
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#endif /* __i386__ */
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#endif /* _SETUP */
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* _ASM_X86_SETUP_H */
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