| /* |
| * Common CPLB definitions for CPLB init |
| * |
| * Copyright 2006-2008 Analog Devices Inc. |
| * |
| * Licensed under the GPL-2 or later. |
| */ |
| |
| #ifndef __ASM_CPLBINIT_H__ |
| #define __ASM_CPLBINIT_H__ |
| |
| #include <asm/blackfin.h> |
| #include <asm/cplb.h> |
| #include <linux/threads.h> |
| |
| #ifdef CONFIG_CPLB_SWITCH_TAB_L1 |
| # define PDT_ATTR __attribute__((l1_data)) |
| #else |
| # define PDT_ATTR |
| #endif |
| |
| struct cplb_entry { |
| unsigned long data, addr; |
| }; |
| |
| struct cplb_boundary { |
| unsigned long eaddr; /* End of this region. */ |
| unsigned long data; /* CPLB data value. */ |
| }; |
| |
| extern struct cplb_boundary dcplb_bounds[]; |
| extern struct cplb_boundary icplb_bounds[]; |
| extern int dcplb_nr_bounds, icplb_nr_bounds; |
| |
| extern struct cplb_entry dcplb_tbl[NR_CPUS][MAX_CPLBS]; |
| extern struct cplb_entry icplb_tbl[NR_CPUS][MAX_CPLBS]; |
| extern int first_switched_icplb; |
| extern int first_switched_dcplb; |
| |
| extern int nr_dcplb_miss[], nr_icplb_miss[], nr_icplb_supv_miss[]; |
| extern int nr_dcplb_prot[], nr_cplb_flush[]; |
| |
| #ifdef CONFIG_MPU |
| |
| extern int first_mask_dcplb; |
| |
| extern int page_mask_order; |
| extern int page_mask_nelts; |
| |
| extern unsigned long *current_rwx_mask[NR_CPUS]; |
| |
| extern void flush_switched_cplbs(unsigned int); |
| extern void set_mask_dcplbs(unsigned long *, unsigned int); |
| |
| extern void __noreturn panic_cplb_error(int seqstat, struct pt_regs *); |
| |
| #endif /* CONFIG_MPU */ |
| |
| extern void bfin_icache_init(struct cplb_entry *icplb_tbl); |
| extern void bfin_dcache_init(struct cplb_entry *icplb_tbl); |
| |
| #if defined(CONFIG_BFIN_DCACHE) || defined(CONFIG_BFIN_ICACHE) |
| extern void generate_cplb_tables_all(void); |
| extern void generate_cplb_tables_cpu(unsigned int cpu); |
| #endif |
| #endif |
