X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Farmv8.h;h=af00e52d618571780c97fac7250a9c7a6d95b63a;hp=ccb205c5c307bbfdfe2fedfbce27ef4218c4e6e9;hb=8f518d3592dd80bfc7637d16498f2994038ab77c;hpb=a3b9e12aecc3021bc3022eca93d07f7d11255b3b diff --git a/src/target/armv8.h b/src/target/armv8.h index ccb205c5c3..af00e52d61 100644 --- a/src/target/armv8.h +++ b/src/target/armv8.h @@ -24,9 +24,10 @@ #include "armv4_5_mmu.h" #include "armv4_5_cache.h" #include "armv8_dpm.h" +#include "arm_cti.h" enum { - ARMV8_R0, + ARMV8_R0 = 0, ARMV8_R1, ARMV8_R2, ARMV8_R3, @@ -57,14 +58,67 @@ enum { ARMV8_R28, ARMV8_R29, ARMV8_R30, - ARMV8_R31, + ARMV8_SP = 31, ARMV8_PC = 32, ARMV8_xPSR = 33, + ARMV8_V0 = 34, + ARMV8_V1, + ARMV8_V2, + ARMV8_V3, + ARMV8_V4, + ARMV8_V5, + ARMV8_V6, + ARMV8_V7, + ARMV8_V8, + ARMV8_V9, + ARMV8_V10, + ARMV8_V11, + ARMV8_V12, + ARMV8_V13, + ARMV8_V14, + ARMV8_V15, + ARMV8_V16, + ARMV8_V17, + ARMV8_V18, + ARMV8_V19, + ARMV8_V20, + ARMV8_V21, + ARMV8_V22, + ARMV8_V23, + ARMV8_V24, + ARMV8_V25, + ARMV8_V26, + ARMV8_V27, + ARMV8_V28, + ARMV8_V29, + ARMV8_V30, + ARMV8_V31, + ARMV8_FPSR, + ARMV8_FPCR, + + ARMV8_ELR_EL1 = 68, + ARMV8_ESR_EL1 = 69, + ARMV8_SPSR_EL1 = 70, + + ARMV8_ELR_EL2 = 71, + ARMV8_ESR_EL2 = 72, + ARMV8_SPSR_EL2 = 73, + + ARMV8_ELR_EL3 = 74, + ARMV8_ESR_EL3 = 75, + ARMV8_SPSR_EL3 = 76, + ARMV8_LAST_REG, }; +enum run_control_op { + ARMV8_RUNCONTROL_UNKNOWN = 0, + ARMV8_RUNCONTROL_RESUME = 1, + ARMV8_RUNCONTROL_HALT = 2, + ARMV8_RUNCONTROL_STEP = 3, +}; #define ARMV8_COMMON_MAGIC 0x0A450AAA @@ -97,12 +151,22 @@ struct armv8_cachesize { uint32_t way_shift; }; -struct armv8_cache_common { - int ctype; +/* information about one architecture cache at any level */ +struct armv8_arch_cache { + int ctype; /* cache type, CLIDR encoding */ struct armv8_cachesize d_u_size; /* data cache */ struct armv8_cachesize i_size; /* instruction cache */ +}; + +struct armv8_cache_common { + int info; + int loc; + uint32_t iminline; + uint32_t dminline; + struct armv8_arch_cache arch[6]; /* cache info, L1 - L7 */ int i_cache_enabled; int d_u_cache_enabled; + /* l2 external unified cache if some */ void *l2_cache; int (*flush_all_data_cache)(struct target *target); @@ -113,8 +177,11 @@ struct armv8_cache_common { struct armv8_mmu_common { /* following field mmu working way */ int32_t ttbr1_used; /* -1 not initialized, 0 no ttbr1 1 ttbr1 used and */ - uint32_t ttbr0_mask;/* masked to be used */ - uint32_t os_border; + uint64_t ttbr0_mask;/* masked to be used */ + + uint32_t ttbcr; /* cache for ttbcr register */ + uint32_t ttbr_mask[2]; + uint32_t ttbr_range[2]; int (*read_physical_memory)(struct target *target, target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer); @@ -131,20 +198,36 @@ struct armv8_common { struct arm_dpm dpm; uint32_t debug_base; struct adiv5_ap *debug_ap; - struct adiv5_ap *memory_ap; - bool memory_ap_available; + + const uint32_t *opcodes; + /* mdir */ uint8_t multi_processor_system; uint8_t cluster_id; uint8_t cpu_id; - bool is_armv7r; - /* cache specific to V7 Memory Management Unit compatible with v4_5*/ + /* armv8 aarch64 need below information for page translation */ + uint8_t va_size; + uint8_t pa_size; + uint32_t page_size; + uint64_t ttbr_base; + struct armv8_mmu_common armv8_mmu; + struct arm_cti *cti; + + /* last run-control command issued to this target (resume, halt, step) */ + enum run_control_op last_run_control_op; + /* Direct processor core register read and writes */ - int (*load_core_reg_u64)(struct target *target, uint32_t num, uint64_t *value); - int (*store_core_reg_u64)(struct target *target, uint32_t num, uint64_t value); + int (*read_reg_u64)(struct armv8_common *armv8, int num, uint64_t *value); + int (*write_reg_u64)(struct armv8_common *armv8, int num, uint64_t value); + + /* SIMD/FPU registers read/write interface */ + int (*read_reg_u128)(struct armv8_common *armv8, int num, + uint64_t *lvalue, uint64_t *hvalue); + int (*write_reg_u128)(struct armv8_common *armv8, int num, + uint64_t lvalue, uint64_t hvalue); int (*examine_debug_reason)(struct target *target); int (*post_debug_entry)(struct target *target); @@ -158,48 +241,100 @@ target_to_armv8(struct target *target) return container_of(target->arch_info, struct armv8_common, arm); } +static inline bool is_armv8(struct armv8_common *armv8) +{ + return armv8->common_magic == ARMV8_COMMON_MAGIC; +} + /* register offsets from armv8.debug_base */ +#define CPUV8_DBG_MAINID0 0xD00 +#define CPUV8_DBG_CPUFEATURE0 0xD20 +#define CPUV8_DBG_DBGFEATURE0 0xD28 +#define CPUV8_DBG_MEMFEATURE0 0xD38 + +#define CPUV8_DBG_LOCKACCESS 0xFB0 +#define CPUV8_DBG_LOCKSTATUS 0xFB4 -#define CPUDBG_WFAR 0x018 -#define CPUDBG_DESR 0x020 -#define CPUDBG_DECR 0x024 -/* PCSR at 0x084 -or- 0x0a0 -or- both ... based on flags in DIDR */ -#define CPUDBG_DSCR 0x088 -#define CPUDBG_DRCR 0x090 -#define CPUDBG_PRCR 0x310 -#define CPUDBG_PRSR 0x314 +#define CPUV8_DBG_EDESR 0x20 +#define CPUV8_DBG_EDECR 0x24 +#define CPUV8_DBG_WFAR0 0x30 +#define CPUV8_DBG_WFAR1 0x34 +#define CPUV8_DBG_DSCR 0x088 +#define CPUV8_DBG_DRCR 0x090 +#define CPUV8_DBG_ECCR 0x098 +#define CPUV8_DBG_PRCR 0x310 +#define CPUV8_DBG_PRSR 0x314 -#define CPUDBG_DTRRX 0x080 -#define CPUDBG_ITR 0x084 -#define CPUDBG_DTRTX 0x08c +#define CPUV8_DBG_DTRRX 0x080 +#define CPUV8_DBG_ITR 0x084 +#define CPUV8_DBG_SCR 0x088 +#define CPUV8_DBG_DTRTX 0x08c -#define CPUDBG_BVR_BASE 0x400 -#define CPUDBG_BCR_BASE 0x408 -#define CPUDBG_WVR_BASE 0x180 -#define CPUDBG_WCR_BASE 0x1C0 -#define CPUDBG_VCR 0x01C +#define CPUV8_DBG_BVR_BASE 0x400 +#define CPUV8_DBG_BCR_BASE 0x408 +#define CPUV8_DBG_WVR_BASE 0x800 +#define CPUV8_DBG_WCR_BASE 0x808 +#define CPUV8_DBG_VCR 0x01C -#define CPUDBG_OSLAR 0x300 -#define CPUDBG_OSLSR 0x304 -#define CPUDBG_OSSRR 0x308 -#define CPUDBG_ECR 0x024 +#define CPUV8_DBG_OSLAR 0x300 -#define CPUDBG_DSCCR 0x028 +#define CPUV8_DBG_AUTHSTATUS 0xFB8 -#define CPUDBG_AUTHSTATUS 0xFB8 +#define PAGE_SIZE_4KB 0x1000 +#define PAGE_SIZE_4KB_LEVEL0_BITS 39 +#define PAGE_SIZE_4KB_LEVEL1_BITS 30 +#define PAGE_SIZE_4KB_LEVEL2_BITS 21 +#define PAGE_SIZE_4KB_LEVEL3_BITS 12 + +#define PAGE_SIZE_4KB_LEVEL0_MASK ((0x1FFULL) << PAGE_SIZE_4KB_LEVEL0_BITS) +#define PAGE_SIZE_4KB_LEVEL1_MASK ((0x1FFULL) << PAGE_SIZE_4KB_LEVEL1_BITS) +#define PAGE_SIZE_4KB_LEVEL2_MASK ((0x1FFULL) << PAGE_SIZE_4KB_LEVEL2_BITS) +#define PAGE_SIZE_4KB_LEVEL3_MASK ((0x1FFULL) << PAGE_SIZE_4KB_LEVEL3_BITS) + +#define PAGE_SIZE_4KB_TRBBASE_MASK 0xFFFFFFFFF000 int armv8_arch_state(struct target *target); -int armv8_identify_cache(struct target *target); +int armv8_read_mpidr(struct armv8_common *armv8); +int armv8_identify_cache(struct armv8_common *armv8); int armv8_init_arch_info(struct target *target, struct armv8_common *armv8); int armv8_mmu_translate_va_pa(struct target *target, target_addr_t va, target_addr_t *val, int meminfo); -int armv8_mmu_translate_va(struct target *target, uint32_t va, uint32_t *val); +int armv8_mmu_translate_va(struct target *target, target_addr_t va, target_addr_t *val); int armv8_handle_cache_info_command(struct command_context *cmd_ctx, struct armv8_cache_common *armv8_cache); void armv8_set_cpsr(struct arm *arm, uint32_t cpsr); +static inline unsigned int armv8_curel_from_core_mode(enum arm_mode core_mode) +{ + switch (core_mode) { + /* Aarch32 modes */ + case ARM_MODE_USR: + return 0; + case ARM_MODE_SVC: + case ARM_MODE_ABT: /* FIXME: EL3? */ + case ARM_MODE_IRQ: /* FIXME: EL3? */ + case ARM_MODE_FIQ: /* FIXME: EL3? */ + case ARM_MODE_UND: /* FIXME: EL3? */ + case ARM_MODE_SYS: /* FIXME: EL3? */ + return 1; + /* case ARM_MODE_HYP: + * return 2; + */ + case ARM_MODE_MON: + return 3; + /* all Aarch64 modes */ + default: + return (core_mode >> 2) & 3; + } +} + +void armv8_select_reg_access(struct armv8_common *armv8, bool is_aarch64); +int armv8_set_dbgreg_bits(struct armv8_common *armv8, unsigned int reg, unsigned long mask, unsigned long value); + +extern void armv8_free_reg_cache(struct target *target); + extern const struct command_registration armv8_command_handlers[]; -#endif +#endif /* OPENOCD_TARGET_ARMV8_H */