diff options
Diffstat (limited to 'c/src/lib/libcpu/bfin/mmu/mmu.h')
| -rw-r--r-- | c/src/lib/libcpu/bfin/mmu/mmu.h | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/c/src/lib/libcpu/bfin/mmu/mmu.h b/c/src/lib/libcpu/bfin/mmu/mmu.h deleted file mode 100644 index d6e2ea58a9..0000000000 --- a/c/src/lib/libcpu/bfin/mmu/mmu.h +++ /dev/null @@ -1,73 +0,0 @@ -/* Blackfin MMU Support - * - * Copyright (c) 2008 Kallisti Labs, Los Gatos, CA, USA - * written by Allan Hessenflow <allanh@kallisti.com> - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - - -/* NOTE: this currently only implements a static table. It should be made - to handle more regions than fit in the CPLBs, with an exception handler - to do replacements as needed. This would of course require great care - to insure any storage required by the exception handler, including any - stack space, the exception handler itself, and the region descriptors - it needs to update the CPLBs, are in regions that will never be - replaced. */ - -#ifndef _mmu_h_ -#define _mmu_h_ - -#include <libcpu/mmuRegs.h> - - -#define INSTR_NOCACHE (ICPLB_DATA_CPLB_USER_RD | \ - ICPLB_DATA_CPLB_VALID) - -#define INSTR_CACHEABLE (ICPLB_DATA_CPLB_L1_CHBL | \ - ICPLB_DATA_CPLB_USER_RD | \ - ICPLB_DATA_CPLB_VALID) - -#define DATA_NOCACHE (DCPLB_DATA_CPLB_DIRTY | \ - DCPLB_DATA_CPLB_SUPV_WR | \ - DCPLB_DATA_CPLB_USER_WR | \ - DCPLB_DATA_CPLB_USER_RD | \ - DCPLB_DATA_CPLB_VALID) - -#define DATA_WRITEBACK (DCPLB_DATA_CPLB_L1_AOW | \ - DCPLB_DATA_CPLB_L1_CHBL | \ - DCPLB_DATA_CPLB_DIRTY | \ - DCPLB_DATA_CPLB_SUPV_WR | \ - DCPLB_DATA_CPLB_USER_WR | \ - DCPLB_DATA_CPLB_USER_RD | \ - DCPLB_DATA_CPLB_VALID) - - -#ifdef __cplusplus -extern "C" { -#endif - - -typedef struct { - struct { - void *address; - uint32_t flags; - } instruction[ICPLB_COUNT]; - struct { - void *address; - uint32_t flags; - } data[DCPLB_COUNT]; -} bfin_mmu_config_t; - - -void bfin_mmu_init(bfin_mmu_config_t *config); - - -#ifdef __cplusplus -} -#endif - -#endif /* _mmu_h_ */ - |