mirror of https://gitee.com/openkylin/linux.git
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
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/*
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* Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
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* Licensed under the GPL
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*/
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#include "linux/stddef.h"
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#include "linux/config.h"
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#include "linux/mm.h"
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#include "asm/uaccess.h"
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#include "mem_user.h"
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#include "kern_util.h"
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#include "user_util.h"
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#include "kern.h"
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#include "tt.h"
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void before_mem_tt(unsigned long brk_start)
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{
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if(debug)
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remap_data(UML_ROUND_DOWN(&_stext), UML_ROUND_UP(&_etext), 1);
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remap_data(UML_ROUND_DOWN(&_sdata), UML_ROUND_UP(&_edata), 1);
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remap_data(UML_ROUND_DOWN(&__bss_start), UML_ROUND_UP(&_end), 1);
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}
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#ifdef CONFIG_HOST_2G_2G
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#define TOP 0x80000000
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#else
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#define TOP 0xc0000000
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#endif
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#define SIZE ((CONFIG_NEST_LEVEL + CONFIG_KERNEL_HALF_GIGS) * 0x20000000)
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#define START (TOP - SIZE)
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unsigned long set_task_sizes_tt(int arg, unsigned long *host_size_out,
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unsigned long *task_size_out)
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{
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/* Round up to the nearest 4M */
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*host_size_out = ROUND_4M((unsigned long) &arg);
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*task_size_out = START;
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return(START);
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}
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/*
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* Overrides for Emacs so that we follow Linus's tabbing style.
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* Emacs will notice this stuff at the end of the file and automatically
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* adjust the settings for this buffer only. This must remain at the end
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* of the file.
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* ---------------------------------------------------------------------------
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* Local variables:
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* c-file-style: "linux"
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* End:
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*/
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