diff options
Diffstat (limited to 'src/core/arm/skyeye_common/armmmu.h')
-rw-r--r-- | src/core/arm/skyeye_common/armmmu.h | 99 |
1 files changed, 9 insertions, 90 deletions
diff --git a/src/core/arm/skyeye_common/armmmu.h b/src/core/arm/skyeye_common/armmmu.h index 30858f9ba..6e54142ee 100644 --- a/src/core/arm/skyeye_common/armmmu.h +++ b/src/core/arm/skyeye_common/armmmu.h @@ -18,19 +18,10 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#ifndef _ARMMMU_H_ -#define _ARMMMU_H_ +#pragma once - -#define WORD_SHT 2 -#define WORD_SIZE (1<<WORD_SHT) -/* The MMU is accessible with MCR and MRC operations to copro 15: */ - -#define MMU_COPRO (15) - -/* Register numbers in the MMU: */ - -typedef enum mmu_regnum_t +// Register numbers in the MMU +enum { MMU_ID = 0, MMU_CONTROL = 1, @@ -44,94 +35,22 @@ typedef enum mmu_regnum_t MMU_TLB_LOCKDOWN = 10, MMU_PID = 13, - /*MMU_V4 */ + // MMU_V4 MMU_V4_CACHE_OPS = 7, MMU_V4_TLB_OPS = 8, - /*MMU_V3 */ + // MMU_V3 MMU_V3_FLUSH_TLB = 5, MMU_V3_FLUSH_TLB_ENTRY = 6, MMU_V3_FLUSH_CACHE = 7, - /*MMU Intel SA-1100 */ + // MMU Intel SA-1100 MMU_SA_RB_OPS = 9, MMU_SA_DEBUG = 14, MMU_SA_CP15_R15 = 15, - //chy 2003-08-24 - /*Intel xscale CP15 */ + + // Intel xscale CP15 XSCALE_CP15_CACHE_TYPE = 0, XSCALE_CP15_AUX_CONTROL = 1, XSCALE_CP15_COPRO_ACCESS = 15, - -} mmu_regnum_t; - -/* Bits in the control register */ - -#define CONTROL_MMU (1<<0) -#define CONTROL_ALIGN_FAULT (1<<1) -#define CONTROL_CACHE (1<<2) -#define CONTROL_DATA_CACHE (1<<2) -#define CONTROL_WRITE_BUFFER (1<<3) -#define CONTROL_BIG_ENDIAN (1<<7) -#define CONTROL_SYSTEM (1<<8) -#define CONTROL_ROM (1<<9) -#define CONTROL_UNDEFINED (1<<10) -#define CONTROL_BRANCH_PREDICT (1<<11) -#define CONTROL_INSTRUCTION_CACHE (1<<12) -#define CONTROL_VECTOR (1<<13) -#define CONTROL_RR (1<<14) -#define CONTROL_L4 (1<<15) -#define CONTROL_XP (1<<23) -#define CONTROL_EE (1<<25) - -/*Macro defines for MMU state*/ -#define MMU_CTL (state->mmu.control) -#define MMU_Enabled (state->mmu.control & CONTROL_MMU) -#define MMU_Disabled (!(MMU_Enabled)) -#define MMU_Aligned (state->mmu.control & CONTROL_ALIGN_FAULT) - -#define MMU_ICacheEnabled (MMU_CTL & CONTROL_INSTRUCTION_CACHE) -#define MMU_ICacheDisabled (!(MMU_ICacheDisabled)) - -#define MMU_DCacheEnabled (MMU_CTL & CONTROL_DATA_CACHE) -#define MMU_DCacheDisabled (!(MMU_DCacheEnabled)) - -#define MMU_CacheEnabled (MMU_CTL & CONTROL_CACHE) -#define MMU_CacheDisabled (!(MMU_CacheEnabled)) - -#define MMU_WBEnabled (MMU_CTL & CONTROL_WRITE_BUFFER) -#define MMU_WBDisabled (!(MMU_WBEnabled)) - -/*virt_addr exchange according to CP15.R13(process id virtul mapping)*/ -#define PID_VA_MAP_MASK 0xfe000000 -//#define mmu_pid_va_map(va) ({\ -// ARMword ret; \ -// if ((va) & PID_VA_MAP_MASK)\ -// ret = (va); \ -// else \ -// ret = ((va) | (state->mmu.process_id & PID_VA_MAP_MASK));\ -// ret;\ -//}) -#define mmu_pid_va_map(va) ((va) & PID_VA_MAP_MASK) ? (va) : ((va) | (state->mmu.process_id & PID_VA_MAP_MASK)) - -/* FS[3:0] in the fault status register: */ - -typedef enum fault_t -{ - NO_FAULT = 0x0, - ALIGNMENT_FAULT = 0x1, - - SECTION_TRANSLATION_FAULT = 0x5, - PAGE_TRANSLATION_FAULT = 0x7, - SECTION_DOMAIN_FAULT = 0x9, - PAGE_DOMAIN_FAULT = 0xB, - SECTION_PERMISSION_FAULT = 0xD, - SUBPAGE_PERMISSION_FAULT = 0xF, - - /* defined by skyeye */ - TLB_READ_MISS = 0x30, - TLB_WRITE_MISS = 0x40, - -} fault_t; - -#endif /* _ARMMMU_H_ */ +}; |