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-rw-r--r--arch/blackfin/include/asm/bfin-global.h117
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diff --git a/arch/blackfin/include/asm/bfin-global.h b/arch/blackfin/include/asm/bfin-global.h
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+++ b/arch/blackfin/include/asm/bfin-global.h
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+/*
+ * File: include/asm-blackfin/bfin-global.h
+ * Based on:
+ * Author: *
+ * Created:
+ * Description: Global extern defines for blackfin
+ *
+ * Modified:
+ * Copyright 2004-2006 Analog Devices Inc.
+ *
+ * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see the file COPYING, or write
+ * to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BFIN_GLOBAL_H_
+#define _BFIN_GLOBAL_H_
+
+#ifndef __ASSEMBLY__
+
+#include <asm-generic/sections.h>
+#include <asm/ptrace.h>
+#include <asm/user.h>
+#include <linux/linkage.h>
+#include <linux/types.h>
+
+#if defined(CONFIG_DMA_UNCACHED_4M)
+# define DMA_UNCACHED_REGION (4 * 1024 * 1024)
+#elif defined(CONFIG_DMA_UNCACHED_2M)
+# define DMA_UNCACHED_REGION (2 * 1024 * 1024)
+#elif defined(CONFIG_DMA_UNCACHED_1M)
+# define DMA_UNCACHED_REGION (1024 * 1024)
+#else
+# define DMA_UNCACHED_REGION (0)
+#endif
+
+extern unsigned long get_cclk(void);
+extern unsigned long get_sclk(void);
+extern unsigned long sclk_to_usecs(unsigned long sclk);
+extern unsigned long usecs_to_sclk(unsigned long usecs);
+
+extern void dump_bfin_process(struct pt_regs *regs);
+extern void dump_bfin_mem(struct pt_regs *regs);
+extern void dump_bfin_trace_buffer(void);
+
+/* init functions only */
+extern int init_arch_irq(void);
+extern void bfin_icache_init(void);
+extern void bfin_dcache_init(void);
+extern void init_exception_vectors(void);
+extern void program_IAR(void);
+
+extern void bfin_reset(void);
+extern asmlinkage void lower_to_irq14(void);
+extern asmlinkage void bfin_return_from_exception(void);
+extern asmlinkage void evt14_softirq(void);
+extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs);
+extern int bfin_internal_set_wake(unsigned int irq, unsigned int state);
+
+extern void *l1_data_A_sram_alloc(size_t);
+extern void *l1_data_B_sram_alloc(size_t);
+extern void *l1_inst_sram_alloc(size_t);
+extern void *l1_data_sram_alloc(size_t);
+extern void *l1_data_sram_zalloc(size_t);
+extern void *l2_sram_alloc(size_t);
+extern void *l2_sram_zalloc(size_t);
+extern int l1_data_A_sram_free(const void*);
+extern int l1_data_B_sram_free(const void*);
+extern int l1_inst_sram_free(const void*);
+extern int l1_data_sram_free(const void*);
+extern int l2_sram_free(const void *);
+extern int sram_free(const void*);
+
+#define L1_INST_SRAM 0x00000001
+#define L1_DATA_A_SRAM 0x00000002
+#define L1_DATA_B_SRAM 0x00000004
+#define L1_DATA_SRAM 0x00000006
+#define L2_SRAM 0x00000008
+extern void *sram_alloc_with_lsl(size_t, unsigned long);
+extern int sram_free_with_lsl(const void*);
+
+extern const char bfin_board_name[];
+
+extern unsigned long bfin_sic_iwr[];
+extern unsigned vr_wakeup;
+extern u16 _bfin_swrst; /* shadow for Software Reset Register (SWRST) */
+extern unsigned long _ramstart, _ramend, _rambase;
+extern unsigned long memory_start, memory_end, physical_mem_end;
+extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[],
+ _ebss_l1[], _l1_lma_start[], _sdata_b_l1[], _ebss_b_l1[],
+ _stext_l2[], _etext_l2[], _sdata_l2[], _edata_l2[], _sbss_l2[],
+ _ebss_l2[], _l2_lma_start[];
+
+/* only used when CONFIG_MTD_UCLINUX */
+extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size;
+
+#ifdef CONFIG_BFIN_ICACHE_LOCK
+extern void cache_grab_lock(int way);
+extern void cache_lock(int way);
+#endif
+
+#endif
+
+#endif /* _BLACKFIN_H_ */