diff options
Diffstat (limited to 'src/target')
| -rw-r--r-- | src/target/xscale.c | 305 | ||||
| -rw-r--r-- | src/target/xscale.h | 3 |
2 files changed, 118 insertions, 190 deletions
diff --git a/src/target/xscale.c b/src/target/xscale.c index 78c21248..0dc18f0b 100644 --- a/src/target/xscale.c +++ b/src/target/xscale.c @@ -144,28 +144,15 @@ static int xscale_set_reg_u32(reg_t *reg, uint32_t value) return xscale_set_reg(reg, buf); } +static const char xscale_not[] = "target is not an XScale"; -static int xscale_get_arch_pointers(target_t *target, - armv4_5_common_t **armv4_5_p, xscale_common_t **xscale_p) +static int xscale_verify_pointer(struct command_context_s *cmd_ctx, + struct xscale_common_s *xscale) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; - - if (armv4_5->common_magic != ARMV4_5_COMMON_MAGIC) - { - LOG_ERROR("target isn't an XScale target"); - return -1; - } - - if (xscale->common_magic != XSCALE_COMMON_MAGIC) - { - LOG_ERROR("target isn't an XScale target"); - return -1; + if (xscale->common_magic != XSCALE_COMMON_MAGIC) { + command_print(cmd_ctx, xscale_not); + return ERROR_TARGET_INVALID; } - - *armv4_5_p = armv4_5; - *xscale_p = xscale; - return ERROR_OK; } @@ -193,8 +180,7 @@ static int xscale_jtag_set_instr(jtag_tap_t *tap, uint32_t new_instr) static int xscale_read_dcsr(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); int retval; scan_field_t fields[3]; uint8_t field0 = 0x0; @@ -371,8 +357,7 @@ static int xscale_receive(target_t *target, uint32_t *buffer, int num_words) static int xscale_read_tx(target_t *target, int consume) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); tap_state_t path[3]; tap_state_t noconsume_path[6]; int retval; @@ -470,8 +455,7 @@ static int xscale_read_tx(target_t *target, int consume) static int xscale_write_rx(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); int retval; struct timeval timeout, now; scan_field_t fields[3]; @@ -620,8 +604,7 @@ static int xscale_send(target_t *target, uint8_t *buffer, int count, int size) static int xscale_send_u32(target_t *target, uint32_t value) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); buf_set_u32(xscale->reg_cache->reg_list[XSCALE_RX].value, 0, 32, value); return xscale_write_rx(target); @@ -629,8 +612,7 @@ static int xscale_send_u32(target_t *target, uint32_t value) static int xscale_write_dcsr(target_t *target, int hold_rst, int ext_dbg_brk) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); int retval; scan_field_t fields[3]; uint8_t field0 = 0x0; @@ -786,8 +768,7 @@ static int xscale_invalidate_ic_line(target_t *target, uint32_t va) static int xscale_update_vectors(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); int i; int retval; @@ -851,8 +832,8 @@ static int xscale_update_vectors(target_t *target) static int xscale_arch_state(struct target_s *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); + struct armv4_5_common_s *armv4_5 = &xscale->armv4_5_common; static const char *state[] = { @@ -929,13 +910,12 @@ static int xscale_poll(target_t *target) static int xscale_debug_entry(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); + struct armv4_5_common_s *armv4_5 = &xscale->armv4_5_common; uint32_t pc; uint32_t buffer[10]; int i; int retval; - uint32_t moe; /* clear external dbg break (will be written on next DCSR read) */ @@ -1110,8 +1090,7 @@ static int xscale_debug_entry(target_t *target) static int xscale_halt(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); LOG_DEBUG("target->state: %s", target_state_name(target)); @@ -1145,8 +1124,7 @@ static int xscale_halt(target_t *target) static int xscale_enable_single_step(struct target_s *target, uint32_t next_pc) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale= armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); reg_t *ibcr0 = &xscale->reg_cache->reg_list[XSCALE_IBCR0]; int retval; @@ -1173,8 +1151,7 @@ static int xscale_enable_single_step(struct target_s *target, uint32_t next_pc) static int xscale_disable_single_step(struct target_s *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale= armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); reg_t *ibcr0 = &xscale->reg_cache->reg_list[XSCALE_IBCR0]; int retval; @@ -1212,12 +1189,10 @@ static void xscale_enable_breakpoints(struct target_s *target) static int xscale_resume(struct target_s *target, int current, uint32_t address, int handle_breakpoints, int debug_execution) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale= armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); + struct armv4_5_common_s *armv4_5 = &xscale->armv4_5_common; breakpoint_t *breakpoint = target->breakpoints; - uint32_t current_pc; - int retval; int i; @@ -1367,9 +1342,8 @@ static int xscale_resume(struct target_s *target, int current, static int xscale_step_inner(struct target_s *target, int current, uint32_t address, int handle_breakpoints) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; - + struct xscale_common_s *xscale = target_to_xscale(target); + struct armv4_5_common_s *armv4_5 = &xscale->armv4_5_common; uint32_t next_pc; int retval; int i; @@ -1448,7 +1422,7 @@ static int xscale_step_inner(struct target_s *target, int current, static int xscale_step(struct target_s *target, int current, uint32_t address, int handle_breakpoints) { - armv4_5_common_t *armv4_5 = target->arch_info; + struct armv4_5_common_s *armv4_5 = target_to_armv4_5(target); breakpoint_t *breakpoint = target->breakpoints; uint32_t current_pc; @@ -1502,8 +1476,7 @@ static int xscale_step(struct target_s *target, int current, static int xscale_assert_reset(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); LOG_DEBUG("target->state: %s", target_state_name(target)); @@ -1544,8 +1517,7 @@ static int xscale_assert_reset(target_t *target) static int xscale_deassert_reset(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); breakpoint_t *breakpoint = target->breakpoints; LOG_DEBUG("-"); @@ -1693,7 +1665,7 @@ static int xscale_write_core_reg(struct target_s *target, int num, static int xscale_full_context(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; + struct armv4_5_common_s *armv4_5 = target_to_armv4_5(target); uint32_t *buffer; @@ -1769,7 +1741,7 @@ static int xscale_full_context(target_t *target) static int xscale_restore_context(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; + struct armv4_5_common_s *armv4_5 = target_to_armv4_5(target); int i, j; @@ -1837,8 +1809,7 @@ static int xscale_restore_context(target_t *target) static int xscale_read_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); uint32_t *buf32; uint32_t i; int retval; @@ -1917,8 +1888,7 @@ static int xscale_read_memory(struct target_s *target, uint32_t address, static int xscale_write_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); int retval; LOG_DEBUG("address: 0x%8.8" PRIx32 ", size: 0x%8.8" PRIx32 ", count: 0x%8.8" PRIx32, address, size, count); @@ -2001,8 +1971,7 @@ static int xscale_bulk_write_memory(target_t *target, uint32_t address, static uint32_t xscale_get_ttb(target_t *target) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); uint32_t ttb; xscale_get_reg(&xscale->reg_cache->reg_list[XSCALE_TTB]); @@ -2014,8 +1983,7 @@ static uint32_t xscale_get_ttb(target_t *target) static void xscale_disable_mmu_caches(target_t *target, int mmu, int d_u_cache, int i_cache) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); uint32_t cp15_control; /* read cp15 control register */ @@ -2054,8 +2022,7 @@ static void xscale_disable_mmu_caches(target_t *target, int mmu, static void xscale_enable_mmu_caches(target_t *target, int mmu, int d_u_cache, int i_cache) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); uint32_t cp15_control; /* read cp15 control register */ @@ -2082,8 +2049,7 @@ static int xscale_set_breakpoint(struct target_s *target, breakpoint_t *breakpoint) { int retval; - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); if (target->state != TARGET_HALTED) { @@ -2155,8 +2121,7 @@ static int xscale_set_breakpoint(struct target_s *target, static int xscale_add_breakpoint(struct target_s *target, breakpoint_t *breakpoint) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); if (target->state != TARGET_HALTED) { @@ -2188,8 +2153,7 @@ static int xscale_unset_breakpoint(struct target_s *target, breakpoint_t *breakpoint) { int retval; - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); if (target->state != TARGET_HALTED) { @@ -2242,8 +2206,7 @@ static int xscale_unset_breakpoint(struct target_s *target, static int xscale_remove_breakpoint(struct target_s *target, breakpoint_t *breakpoint) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); if (target->state != TARGET_HALTED) { @@ -2265,8 +2228,7 @@ static int xscale_remove_breakpoint(struct target_s *target, breakpoint_t *break static int xscale_set_watchpoint(struct target_s *target, watchpoint_t *watchpoint) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); uint8_t enable = 0; reg_t *dbcon = &xscale->reg_cache->reg_list[XSCALE_DBCON]; uint32_t dbcon_value = buf_get_u32(dbcon->value, 0, 32); @@ -2322,8 +2284,7 @@ static int xscale_set_watchpoint(struct target_s *target, static int xscale_add_watchpoint(struct target_s *target, watchpoint_t *watchpoint) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); if (target->state != TARGET_HALTED) { @@ -2349,8 +2310,7 @@ static int xscale_add_watchpoint(struct target_s *target, static int xscale_unset_watchpoint(struct target_s *target, watchpoint_t *watchpoint) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); reg_t *dbcon = &xscale->reg_cache->reg_list[XSCALE_DBCON]; uint32_t dbcon_value = buf_get_u32(dbcon->value, 0, 32); @@ -2385,8 +2345,7 @@ static int xscale_unset_watchpoint(struct target_s *target, static int xscale_remove_watchpoint(struct target_s *target, watchpoint_t *watchpoint) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); if (target->state != TARGET_HALTED) { @@ -2408,8 +2367,7 @@ static int xscale_get_reg(reg_t *reg) { xscale_reg_t *arch_info = reg->arch_info; target_t *target = arch_info->target; - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); /* DCSR, TX and RX are accessible via JTAG */ if (strcmp(reg->name, "XSCALE_DCSR") == 0) @@ -2454,8 +2412,7 @@ static int xscale_set_reg(reg_t *reg, uint8_t* buf) { xscale_reg_t *arch_info = reg->arch_info; target_t *target = arch_info->target; - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); uint32_t value = buf_get_u32(buf, 0, 32); /* DCSR, TX and RX are accessible via JTAG */ @@ -2497,9 +2454,7 @@ static int xscale_set_reg(reg_t *reg, uint8_t* buf) static int xscale_write_dcsr_sw(target_t *target, uint32_t value) { - /* get pointers to arch-specific information */ - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); reg_t *dcsr = &xscale->reg_cache->reg_list[XSCALE_DCSR]; xscale_reg_t *dcsr_arch_info = dcsr->arch_info; @@ -2518,9 +2473,8 @@ static int xscale_write_dcsr_sw(target_t *target, uint32_t value) static int xscale_read_trace(target_t *target) { - /* get pointers to arch-specific information */ - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); + struct armv4_5_common_s *armv4_5 = &xscale->armv4_5_common; xscale_trace_data_t **trace_data_p; /* 258 words from debug handler @@ -2598,9 +2552,7 @@ static int xscale_read_trace(target_t *target) static int xscale_read_instruction(target_t *target, arm_instruction_t *instruction) { - /* get pointers to arch-specific information */ - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); int i; int section = -1; uint32_t size_read; @@ -2680,9 +2632,7 @@ static int xscale_branch_address(xscale_trace_data_t *trace_data, static int xscale_analyze_trace(target_t *target, command_context_t *cmd_ctx) { - /* get pointers to arch-specific information */ - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); int next_pc_ok = 0; uint32_t next_pc = 0x0; xscale_trace_data_t *trace_data = xscale->trace.data; @@ -2869,10 +2819,8 @@ static int xscale_analyze_trace(target_t *target, command_context_t *cmd_ctx) static void xscale_build_reg_cache(target_t *target) { - /* get pointers to arch-specific information */ - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; - + struct xscale_common_s *xscale = target_to_xscale(target); + struct armv4_5_common_s *armv4_5 = &xscale->armv4_5_common; reg_cache_t **cache_p = register_get_last_cache_p(&target->reg_cache); xscale_reg_t *arch_info = malloc(sizeof(xscale_reg_arch_info)); int i; @@ -2929,7 +2877,6 @@ static int xscale_init_arch_info(target_t *target, armv4_5 = &xscale->armv4_5_common; /* store architecture specfic data (none so far) */ - xscale->arch_info = NULL; xscale->common_magic = XSCALE_COMMON_MAGIC; /* we don't really *need* variant info ... */ @@ -3047,9 +2994,8 @@ xscale_handle_debug_handler_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = NULL; - armv4_5_common_t *armv4_5; xscale_common_t *xscale; - + int retval; uint32_t handler_address; if (argc < 2) @@ -3064,10 +3010,10 @@ xscale_handle_debug_handler_command(struct command_context_s *cmd_ctx, return ERROR_FAIL; } - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_FAIL; - } + xscale = target_to_xscale(target); + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; COMMAND_PARSE_NUMBER(u32, args[1], handler_address); @@ -3090,9 +3036,8 @@ xscale_handle_cache_clean_address_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = NULL; - armv4_5_common_t *armv4_5; xscale_common_t *xscale; - + int retval; uint32_t cache_clean_address; if (argc < 2) @@ -3106,11 +3051,10 @@ xscale_handle_cache_clean_address_command(struct command_context_s *cmd_ctx, LOG_ERROR("target '%s' not defined", args[0]); return ERROR_FAIL; } - - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_FAIL; - } + xscale = target_to_xscale(target); + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; COMMAND_PARSE_NUMBER(u32, args[1], cache_clean_address); @@ -3131,13 +3075,12 @@ xscale_handle_cache_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; return armv4_5_handle_cache_info_command(cmd_ctx, &xscale->armv4_5_mmu.armv4_5_cache); } @@ -3145,18 +3088,17 @@ xscale_handle_cache_info_command(struct command_context_s *cmd_ctx, static int xscale_virt2phys(struct target_s *target, uint32_t virtual, uint32_t *physical) { - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; - int retval; + struct xscale_common_s *xscale = target_to_xscale(target); int type; uint32_t cb; int domain; uint32_t ap; - if ((retval = xscale_get_arch_pointers(target, &armv4_5, &xscale)) != ERROR_OK) - { - return retval; + if (xscale->common_magic != XSCALE_COMMON_MAGIC) { + LOG_ERROR(xscale_not); + return ERROR_TARGET_INVALID; } + uint32_t ret = armv4_5_mmu_translate_va(target, &xscale->armv4_5_mmu, virtual, &type, &cb, &domain, &ap); if (type == -1) { @@ -3168,8 +3110,7 @@ static int xscale_virt2phys(struct target_s *target, static int xscale_mmu(struct target_s *target, int *enabled) { - armv4_5_common_t *armv4_5 = target->arch_info; - xscale_common_t *xscale = armv4_5->arch_info; + struct xscale_common_s *xscale = target_to_xscale(target); if (target->state != TARGET_HALTED) { @@ -3184,13 +3125,12 @@ static int xscale_handle_mmu_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (target->state != TARGET_HALTED) { @@ -3221,14 +3161,13 @@ static int xscale_handle_idcache_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); int icache = 0, dcache = 0; + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (target->state != TARGET_HALTED) { @@ -3276,13 +3215,12 @@ static int xscale_handle_vector_catch_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (argc < 1) { @@ -3305,14 +3243,13 @@ static int xscale_handle_vector_table_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); int err = 0; + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (argc == 0) /* print current settings */ { @@ -3366,14 +3303,14 @@ xscale_handle_trace_buffer_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); + struct armv4_5_common_s *armv4_5 = &xscale->armv4_5_common; uint32_t dcsr_value; + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (target->state != TARGET_HALTED) { @@ -3446,9 +3383,9 @@ static int xscale_handle_trace_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - target_t *target; - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + target_t *target = get_current_target(cmd_ctx); + struct xscale_common_s *xscale = target_to_xscale(target); + int retval; if (argc < 1) { @@ -3456,12 +3393,9 @@ xscale_handle_trace_image_command(struct command_context_s *cmd_ctx, return ERROR_OK; } - target = get_current_target(cmd_ctx); - - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (xscale->trace.image) { @@ -3499,15 +3433,14 @@ static int xscale_handle_dump_trace_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); xscale_trace_data_t *trace_data; fileio_t file; + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (target->state != TARGET_HALTED) { @@ -3559,13 +3492,12 @@ xscale_handle_analyze_trace_buffer_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; xscale_analyze_trace(target, cmd_ctx); @@ -3576,13 +3508,12 @@ static int xscale_handle_cp15(command_context_t *cmd_ctx, char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); - armv4_5_common_t *armv4_5; - xscale_common_t *xscale; + struct xscale_common_s *xscale = target_to_xscale(target); + int retval; - if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK) - { - return ERROR_OK; - } + retval = xscale_verify_pointer(cmd_ctx, xscale); + if (retval != ERROR_OK) + return retval; if (target->state != TARGET_HALTED) { diff --git a/src/target/xscale.h b/src/target/xscale.h index a1f3d463..56db1815 100644 --- a/src/target/xscale.h +++ b/src/target/xscale.h @@ -128,9 +128,6 @@ typedef struct xscale_common_s armv4_5_mmu_common_t armv4_5_mmu; uint32_t cp15_control_reg; - /* possible future enhancements that go beyond XScale common stuff */ - void *arch_info; - int fast_memory_access; } xscale_common_t; |