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Diffstat (limited to 'arch/blackfin/include/asm/cplb.h')
-rw-r--r--arch/blackfin/include/asm/cplb.h32
1 files changed, 17 insertions, 15 deletions
diff --git a/arch/blackfin/include/asm/cplb.h b/arch/blackfin/include/asm/cplb.h
index a75a6a9f0949..c5dacf8f8cf9 100644
--- a/arch/blackfin/include/asm/cplb.h
+++ b/arch/blackfin/include/asm/cplb.h
@@ -37,8 +37,6 @@
37#define L1_IMEMORY ( CPLB_USER_RD | CPLB_VALID | CPLB_LOCK) 37#define L1_IMEMORY ( CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
38#define SDRAM_INON_CHBL ( CPLB_USER_RD | CPLB_VALID) 38#define SDRAM_INON_CHBL ( CPLB_USER_RD | CPLB_VALID)
39 39
40/*Use the menuconfig cache policy here - CONFIG_BFIN_WT/CONFIG_BFIN_WB*/
41
42#if ANOMALY_05000158 40#if ANOMALY_05000158
43#define ANOMALY_05000158_WORKAROUND 0x200 41#define ANOMALY_05000158_WORKAROUND 0x200
44#else 42#else
@@ -47,10 +45,12 @@
47 45
48#define CPLB_COMMON (CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND) 46#define CPLB_COMMON (CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
49 47
50#ifdef CONFIG_BFIN_WB /*Write Back Policy */ 48#ifdef CONFIG_BFIN_EXTMEM_WRITEBACK
51#define SDRAM_DGENERIC (CPLB_L1_CHBL | CPLB_COMMON) 49#define SDRAM_DGENERIC (CPLB_L1_CHBL | CPLB_COMMON)
52#else /*Write Through */ 50#elif defined(CONFIG_BFIN_EXTMEM_WRITETHROUGH)
53#define SDRAM_DGENERIC (CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_COMMON) 51#define SDRAM_DGENERIC (CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_COMMON)
52#else
53#define SDRAM_DGENERIC (CPLB_COMMON)
54#endif 54#endif
55 55
56#define SDRAM_DNON_CHBL (CPLB_COMMON) 56#define SDRAM_DNON_CHBL (CPLB_COMMON)
@@ -61,21 +61,23 @@
61 61
62#ifdef CONFIG_SMP 62#ifdef CONFIG_SMP
63#define L2_ATTR (INITIAL_T | I_CPLB | D_CPLB) 63#define L2_ATTR (INITIAL_T | I_CPLB | D_CPLB)
64#define L2_IMEMORY (CPLB_COMMON) 64#define L2_IMEMORY (CPLB_COMMON | PAGE_SIZE_1MB)
65#define L2_DMEMORY (CPLB_LOCK | CPLB_COMMON) 65#define L2_DMEMORY (CPLB_LOCK | CPLB_COMMON | PAGE_SIZE_1MB)
66 66
67#else 67#else
68#define L2_ATTR (INITIAL_T | SWITCH_T | I_CPLB | D_CPLB) 68#define L2_ATTR (INITIAL_T | SWITCH_T | I_CPLB | D_CPLB)
69#define L2_IMEMORY (SDRAM_IGENERIC) 69# if defined(CONFIG_BFIN_L2_ICACHEABLE)
70 70# define L2_IMEMORY (CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID | PAGE_SIZE_1MB)
71# if defined(CONFIG_BFIN_L2_WB) 71# else
72# define L2_DMEMORY (CPLB_L1_CHBL | CPLB_COMMON) 72# define L2_IMEMORY ( CPLB_USER_RD | CPLB_VALID | PAGE_SIZE_1MB)
73# elif defined(CONFIG_BFIN_L2_WT) 73# endif
74# define L2_DMEMORY (CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_COMMON) 74
75# elif defined(CONFIG_BFIN_L2_NOT_CACHED) 75# if defined(CONFIG_BFIN_L2_WRITEBACK)
76# define L2_DMEMORY (CPLB_COMMON) 76# define L2_DMEMORY (CPLB_L1_CHBL | CPLB_COMMON | PAGE_SIZE_1MB)
77# elif defined(CONFIG_BFIN_L2_WRITETHROUGH)
78# define L2_DMEMORY (CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_COMMON | PAGE_SIZE_1MB)
77# else 79# else
78# define L2_DMEMORY (0) 80# define L2_DMEMORY (CPLB_COMMON | PAGE_SIZE_1MB)
79# endif 81# endif
80#endif /* CONFIG_SMP */ 82#endif /* CONFIG_SMP */
81 83