* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#ifndef __ASM_CPLBINIT_H__
+#define __ASM_CPLBINIT_H__
+
#include <asm/blackfin.h>
#include <asm/cplb.h>
u16 size;
};
-u_long icplb_table[MAX_CPLBS+1];
-u_long dcplb_table[MAX_CPLBS+1];
+extern u_long icplb_table[];
+extern u_long dcplb_table[];
/* Till here we are discussing about the static memory management model.
* However, the operating envoronments commonly define more CPLB
* This is how Page descriptor Table is implemented in uClinux/Blackfin.
*/
-#ifdef CONFIG_CPLB_SWITCH_TAB_L1
-u_long ipdt_table[MAX_SWITCH_I_CPLBS+1]__attribute__((l1_data));
-u_long dpdt_table[MAX_SWITCH_D_CPLBS+1]__attribute__((l1_data));
-
-#ifdef CONFIG_CPLB_INFO
-u_long ipdt_swapcount_table[MAX_SWITCH_I_CPLBS]__attribute__((l1_data));
-u_long dpdt_swapcount_table[MAX_SWITCH_D_CPLBS]__attribute__((l1_data));
-#endif /* CONFIG_CPLB_INFO */
-
-#else
-
-u_long ipdt_table[MAX_SWITCH_I_CPLBS+1];
-u_long dpdt_table[MAX_SWITCH_D_CPLBS+1];
-
+extern u_long ipdt_table[];
+extern u_long dpdt_table[];
#ifdef CONFIG_CPLB_INFO
-u_long ipdt_swapcount_table[MAX_SWITCH_I_CPLBS];
-u_long dpdt_swapcount_table[MAX_SWITCH_D_CPLBS];
-#endif /* CONFIG_CPLB_INFO */
+extern u_long ipdt_swapcount_table[];
+extern u_long dpdt_swapcount_table[];
+#endif
-#endif /*CONFIG_CPLB_SWITCH_TAB_L1*/
+extern unsigned long reserved_mem_dcache_on;
+extern unsigned long reserved_mem_icache_on;
-struct s_cplb {
- struct cplb_tab init_i;
- struct cplb_tab init_d;
- struct cplb_tab switch_i;
- struct cplb_tab switch_d;
-};
+extern void generate_cpl_tables(void);
-#if defined(CONFIG_BLKFIN_DCACHE) || defined(CONFIG_BLKFIN_CACHE)
-static struct cplb_desc cplb_data[] = {
- {
- .start = 0,
- .end = SIZE_4K,
- .psize = SIZE_4K,
- .attr = INITIAL_T | SWITCH_T | I_CPLB | D_CPLB,
- .i_conf = SDRAM_OOPS,
- .d_conf = SDRAM_OOPS,
-#if defined(CONFIG_DEBUG_HUNT_FOR_ZERO)
- .valid = 1,
-#else
- .valid = 0,
-#endif
- .name = "ZERO Pointer Saveguard",
- },
- {
- .start = L1_CODE_START,
- .end = L1_CODE_START + L1_CODE_LENGTH,
- .psize = SIZE_4M,
- .attr = INITIAL_T | SWITCH_T | I_CPLB,
- .i_conf = L1_IMEMORY,
- .d_conf = 0,
- .valid = 1,
- .name = "L1 I-Memory",
- },
- {
- .start = L1_DATA_A_START,
- .end = L1_DATA_B_START + L1_DATA_B_LENGTH,
- .psize = SIZE_4M,
- .attr = INITIAL_T | SWITCH_T | D_CPLB,
- .i_conf = 0,
- .d_conf = L1_DMEMORY,
-#if ((L1_DATA_A_LENGTH > 0) || (L1_DATA_B_LENGTH > 0))
- .valid = 1,
-#else
- .valid = 0,
-#endif
- .name = "L1 D-Memory",
- },
- {
- .start = 0,
- .end = 0, /* dynamic */
- .psize = 0,
- .attr = INITIAL_T | SWITCH_T | I_CPLB | D_CPLB,
- .i_conf = SDRAM_IGENERIC,
- .d_conf = SDRAM_DGENERIC,
- .valid = 1,
- .name = "SDRAM Kernel",
- },
- {
- .start = 0, /* dynamic */
- .end = 0, /* dynamic */
- .psize = 0,
- .attr = INITIAL_T | SWITCH_T | D_CPLB,
- .i_conf = SDRAM_IGENERIC,
- .d_conf = SDRAM_DNON_CHBL,
- .valid = 1,
- .name = "SDRAM RAM MTD",
- },
- {
- .start = 0, /* dynamic */
- .end = 0, /* dynamic */
- .psize = SIZE_1M,
- .attr = INITIAL_T | SWITCH_T | D_CPLB,
- .d_conf = SDRAM_DNON_CHBL,
- .valid = 1,//(DMA_UNCACHED_REGION > 0),
- .name = "SDRAM Uncached DMA ZONE",
- },
- {
- .start = 0, /* dynamic */
- .end = 0, /* dynamic */
- .psize = 0,
- .attr = SWITCH_T | D_CPLB,
- .i_conf = 0, /* dynamic */
- .d_conf = 0, /* dynamic */
- .valid = 1,
- .name = "SDRAM Reserved Memory",
- },
- {
- .start = ASYNC_BANK0_BASE,
- .end = ASYNC_BANK3_BASE + ASYNC_BANK3_SIZE,
- .psize = 0,
- .attr = SWITCH_T | D_CPLB,
- .d_conf = SDRAM_EBIU,
- .valid = 1,
- .name = "ASYNC Memory",
- },
- {
-#if defined(CONFIG_BF561)
- .start = L2_SRAM,
- .end = L2_SRAM_END,
- .psize = SIZE_1M,
- .attr = SWITCH_T | D_CPLB,
- .i_conf = L2_MEMORY,
- .d_conf = L2_MEMORY,
- .valid = 1,
-#else
- .valid = 0,
-#endif
- .name = "L2 Memory",
- }
-};
#endif