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b06dcee9c8
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
125 lines
4.2 KiB
C
125 lines
4.2 KiB
C
/*
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* File: include/asm-blackfin/bfin-global.h
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* Based on:
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* Author: *
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* Created:
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* Description: Global extern defines for blackfin
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*
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* Modified:
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* Copyright 2004-2006 Analog Devices Inc.
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*
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* Bugs: Enter bugs at http://blackfin.uclinux.org/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see the file COPYING, or write
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* to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _BFIN_GLOBAL_H_
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#define _BFIN_GLOBAL_H_
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#ifndef __ASSEMBLY__
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#include <asm-generic/sections.h>
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#include <asm/ptrace.h>
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#include <asm/user.h>
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#include <linux/linkage.h>
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#include <linux/types.h>
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#if defined(CONFIG_DMA_UNCACHED_4M)
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# define DMA_UNCACHED_REGION (4 * 1024 * 1024)
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#elif defined(CONFIG_DMA_UNCACHED_2M)
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# define DMA_UNCACHED_REGION (2 * 1024 * 1024)
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#elif defined(CONFIG_DMA_UNCACHED_1M)
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# define DMA_UNCACHED_REGION (1024 * 1024)
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#else
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# define DMA_UNCACHED_REGION (0)
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#endif
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extern unsigned long get_cclk(void);
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extern unsigned long get_sclk(void);
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extern unsigned long sclk_to_usecs(unsigned long sclk);
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extern unsigned long usecs_to_sclk(unsigned long usecs);
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extern void dump_bfin_process(struct pt_regs *regs);
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extern void dump_bfin_mem(struct pt_regs *regs);
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extern void dump_bfin_trace_buffer(void);
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extern int init_arch_irq(void);
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extern void bfin_reset(void);
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extern void _cplb_hdr(void);
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/* Blackfin cache functions */
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extern void bfin_icache_init(void);
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extern void bfin_dcache_init(void);
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extern int read_iloc(void);
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extern int bfin_console_init(void);
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extern asmlinkage void lower_to_irq14(void);
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extern asmlinkage void bfin_return_from_exception(void);
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extern void init_exception_vectors(void);
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extern void init_dma(void);
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extern void program_IAR(void);
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extern void evt14_softirq(void);
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extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs);
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extern void bfin_gpio_interrupt_setup(int irq, int irq_pfx, int type);
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extern int bfin_internal_set_wake(unsigned int irq, unsigned int state);
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extern asmlinkage void finish_atomic_sections (struct pt_regs *regs);
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extern char fixed_code_start;
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extern char fixed_code_end;
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extern int atomic_xchg32(void);
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extern int atomic_cas32(void);
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extern int atomic_add32(void);
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extern int atomic_sub32(void);
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extern int atomic_ior32(void);
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extern int atomic_and32(void);
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extern int atomic_xor32(void);
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extern void safe_user_instruction(void);
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extern void sigreturn_stub(void);
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extern void *l1_data_A_sram_alloc(size_t);
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extern void *l1_data_B_sram_alloc(size_t);
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extern void *l1_inst_sram_alloc(size_t);
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extern void *l1_data_sram_alloc(size_t);
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extern void *l1_data_sram_zalloc(size_t);
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extern int l1_data_A_sram_free(const void*);
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extern int l1_data_B_sram_free(const void*);
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extern int l1_inst_sram_free(const void*);
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extern int l1_data_sram_free(const void*);
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extern int sram_free(const void*);
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#define L1_INST_SRAM 0x00000001
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#define L1_DATA_A_SRAM 0x00000002
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#define L1_DATA_B_SRAM 0x00000004
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#define L1_DATA_SRAM 0x00000006
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extern void *sram_alloc_with_lsl(size_t, unsigned long);
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extern int sram_free_with_lsl(const void*);
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extern const char bfin_board_name[];
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extern unsigned long wall_jiffies;
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extern unsigned long bfin_sic_iwr[];
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extern u16 _bfin_swrst; /* shadow for Software Reset Register (SWRST) */
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extern struct file_operations dpmc_fops;
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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[], _ebss_b_l1[];
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#ifdef CONFIG_MTD_UCLINUX
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extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size;
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#endif
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#endif
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#endif /* _BLACKFIN_H_ */
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