75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
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/*
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* barebox - cpu.h
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*
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* Copyright (c) 2005 blackfin.uclinux.org
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _CPU_H_
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#define _CPU_H_
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#include <asm/ptrace.h>
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#if defined(CONFIG_BF561)
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#define page_descriptor_table_size (CONFIG_MEM_SIZE/4 + 1 + 4) /* SDRAM +L1 + ASYNC_Memory */
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#else
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#define page_descriptor_table_size (CONFIG_MEM_SIZE/4 + 2) /* SDRAM + L1 + ASYNC_Memory */
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#endif
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/* we cover everything with 4 meg pages, and need an extra for L1 */
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extern unsigned int icplb_table[page_descriptor_table_size][2] ;
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extern unsigned int dcplb_table[page_descriptor_table_size][2] ;
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#define INTERNAL_IRQS (32)
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#define NUM_IRQ_NODES 16
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#define DEF_INTERRUPT_FLAGS 1
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#define MAX_TIM_LOAD 0xFFFFFFFF
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void blackfin_irq_panic(int reason, struct pt_regs *reg);
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extern void dump_regs(struct pt_regs *regs);
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void display_excp(void);
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void evt_nmi(void);
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void evt_exception(void);
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void trap(void);
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void evt_ivhw(void);
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void evt_rst(void);
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void evt_timer(void);
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void evt_evt7(void);
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void evt_evt8(void);
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void evt_evt9(void);
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void evt_evt10(void);
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void evt_evt11(void);
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void evt_evt12(void);
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void evt_evt13(void);
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void evt_soft_int1(void);
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void evt_system_call(void);
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void flush_data_cache(void);
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void flush_instruction_cache(void);
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void dcache_disable(void);
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void icache_enable(void);
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void dcache_enable(void);
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int icache_status(void);
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void icache_disable (void);
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int dcache_status(void);
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#endif
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