57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/*
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* Copyright 2004-2009 Analog Devices Inc.
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*
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* Licensed under the GPL-2 or later.
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*/
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#ifndef _BLACKFIN_SECTIONS_H
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#define _BLACKFIN_SECTIONS_H
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/* only used when MTD_UCLINUX */
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extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size;
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extern unsigned long _ramstart, _ramend, _rambase;
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extern unsigned long memory_start, memory_end, physical_mem_end;
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extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[],
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_ebss_l1[], _l1_lma_start[], _sdata_b_l1[], _sbss_b_l1[], _ebss_b_l1[],
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_stext_l2[], _etext_l2[], _sdata_l2[], _edata_l2[], _sbss_l2[],
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_ebss_l2[], _l2_lma_start[];
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#include <asm/mem_map.h>
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/* Blackfin systems have discontinuous memory map and no virtualized memory */
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static inline int arch_is_kernel_text(unsigned long addr)
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{
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return
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(L1_CODE_LENGTH &&
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addr >= (unsigned long)_stext_l1 &&
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addr < (unsigned long)_etext_l1)
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(L2_LENGTH &&
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addr >= (unsigned long)_stext_l2 &&
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addr < (unsigned long)_etext_l2);
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}
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#define arch_is_kernel_text(addr) arch_is_kernel_text(addr)
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static inline int arch_is_kernel_data(unsigned long addr)
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{
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return
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(L1_DATA_A_LENGTH &&
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addr >= (unsigned long)_sdata_l1 &&
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addr < (unsigned long)_ebss_l1)
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(L1_DATA_B_LENGTH &&
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addr >= (unsigned long)_sdata_b_l1 &&
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addr < (unsigned long)_ebss_b_l1)
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(L2_LENGTH &&
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addr >= (unsigned long)_sdata_l2 &&
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addr < (unsigned long)_ebss_l2);
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}
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#define arch_is_kernel_data(addr) arch_is_kernel_data(addr)
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#include <asm-generic/sections.h>
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#endif
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