projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 1394f032 | 1 | /* |
| 96f1050d | 2 | * Global extern defines for blackfin |
| 1394f032 | 3 | * |
| 96f1050d | 4 | * Copyright 2006-2009 Analog Devices Inc. |
| 1394f032 | 5 | * |
| 96f1050d | 6 | * Licensed under the GPL-2 or later. |
| 1394f032 BW |
7 | */ |
| 8 | ||
| 9 | #ifndef _BFIN_GLOBAL_H_ | |
| 10 | #define _BFIN_GLOBAL_H_ | |
| 11 | ||
| 12 | #ifndef __ASSEMBLY__ | |
| 13 | ||
| 1394f032 BW |
14 | #include <linux/linkage.h> |
| 15 | #include <linux/types.h> | |
| 16 | ||
| c8d11a06 SJ |
17 | #if defined(CONFIG_DMA_UNCACHED_32M) |
| 18 | # define DMA_UNCACHED_REGION (32 * 1024 * 1024) | |
| 19 | #elif defined(CONFIG_DMA_UNCACHED_16M) | |
| 20 | # define DMA_UNCACHED_REGION (16 * 1024 * 1024) | |
| 21 | #elif defined(CONFIG_DMA_UNCACHED_8M) | |
| 22 | # define DMA_UNCACHED_REGION (8 * 1024 * 1024) | |
| 23 | #elif defined(CONFIG_DMA_UNCACHED_4M) | |
| 86ad7932 CC |
24 | # define DMA_UNCACHED_REGION (4 * 1024 * 1024) |
| 25 | #elif defined(CONFIG_DMA_UNCACHED_2M) | |
| 1394f032 BW |
26 | # define DMA_UNCACHED_REGION (2 * 1024 * 1024) |
| 27 | #elif defined(CONFIG_DMA_UNCACHED_1M) | |
| 28 | # define DMA_UNCACHED_REGION (1024 * 1024) | |
| c45c0659 BS |
29 | #elif defined(CONFIG_DMA_UNCACHED_512K) |
| 30 | # define DMA_UNCACHED_REGION (512 * 1024) | |
| 31 | #elif defined(CONFIG_DMA_UNCACHED_256K) | |
| 32 | # define DMA_UNCACHED_REGION (256 * 1024) | |
| 33 | #elif defined(CONFIG_DMA_UNCACHED_128K) | |
| 34 | # define DMA_UNCACHED_REGION (128 * 1024) | |
| 1394f032 BW |
35 | #else |
| 36 | # define DMA_UNCACHED_REGION (0) | |
| 37 | #endif | |
| 38 | ||
| 6b3087c6 GY |
39 | extern void bfin_setup_caches(unsigned int cpu); |
| 40 | extern void bfin_setup_cpudata(unsigned int cpu); | |
| 41 | ||
| 1394f032 BW |
42 | extern unsigned long get_cclk(void); |
| 43 | extern unsigned long get_sclk(void); | |
| b5affb01 BL |
44 | #ifdef CONFIG_BF60x |
| 45 | extern unsigned long get_sclk0(void); | |
| 46 | extern unsigned long get_sclk1(void); | |
| 7c141c1c | 47 | extern unsigned long get_dclk(void); |
| b5affb01 | 48 | #endif |
| 2f6cf7bf MF |
49 | extern unsigned long sclk_to_usecs(unsigned long sclk); |
| 50 | extern unsigned long usecs_to_sclk(unsigned long usecs); | |
| 1394f032 | 51 | |
| bbc51e97 | 52 | struct pt_regs; |
| d28cff4b | 53 | #if defined(CONFIG_DEBUG_VERBOSE) |
| 49dce912 | 54 | extern void dump_bfin_process(struct pt_regs *regs); |
| b03b08ba | 55 | extern void dump_bfin_mem(struct pt_regs *regs); |
| 1394f032 | 56 | extern void dump_bfin_trace_buffer(void); |
| d28cff4b RG |
57 | #else |
| 58 | #define dump_bfin_process(regs) | |
| 59 | #define dump_bfin_mem(regs) | |
| 60 | #define dump_bfin_trace_buffer() | |
| 61 | #endif | |
| 1394f032 | 62 | |
| 1394f032 BW |
63 | extern void *l1_data_A_sram_alloc(size_t); |
| 64 | extern void *l1_data_B_sram_alloc(size_t); | |
| 65 | extern void *l1_inst_sram_alloc(size_t); | |
| 66 | extern void *l1_data_sram_alloc(size_t); | |
| 67 | extern void *l1_data_sram_zalloc(size_t); | |
| 262c3825 SZ |
68 | extern void *l2_sram_alloc(size_t); |
| 69 | extern void *l2_sram_zalloc(size_t); | |
| 1394f032 BW |
70 | extern int l1_data_A_sram_free(const void*); |
| 71 | extern int l1_data_B_sram_free(const void*); | |
| 72 | extern int l1_inst_sram_free(const void*); | |
| 73 | extern int l1_data_sram_free(const void*); | |
| 262c3825 | 74 | extern int l2_sram_free(const void *); |
| 1394f032 BW |
75 | extern int sram_free(const void*); |
| 76 | ||
| 77 | #define L1_INST_SRAM 0x00000001 | |
| 78 | #define L1_DATA_A_SRAM 0x00000002 | |
| 79 | #define L1_DATA_B_SRAM 0x00000004 | |
| 80 | #define L1_DATA_SRAM 0x00000006 | |
| 262c3825 | 81 | #define L2_SRAM 0x00000008 |
| 1394f032 BW |
82 | extern void *sram_alloc_with_lsl(size_t, unsigned long); |
| 83 | extern int sram_free_with_lsl(const void*); | |
| 84 | ||
| 9df10281 RG |
85 | extern void *isram_memcpy(void *dest, const void *src, size_t n); |
| 86 | ||
| 066954a3 | 87 | extern const char bfin_board_name[]; |
| 1394f032 | 88 | |
| cfefe3c6 | 89 | extern unsigned long bfin_sic_iwr[]; |
| 4a88d0ce | 90 | extern unsigned vr_wakeup; |
| a9c59c27 | 91 | extern u16 _bfin_swrst; /* shadow for Software Reset Register (SWRST) */ |
| 1394f032 BW |
92 | |
| 93 | #endif | |
| 94 | ||
| 95 | #endif /* _BLACKFIN_H_ */ |