X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Farm11.h;h=809c23fbf72998e5c74085800042d0ad5f5be943;hp=25b465cccf94910ae8f8bdf903f876acc6f30d9a;hb=71cde5e359f273585880ea8986709b950ba85b08;hpb=ab9dfffdb5ecc2033d5d19c6e51c8b4fa10c9c9b diff --git a/src/target/arm11.h b/src/target/arm11.h index 25b465cccf..809c23fbf7 100644 --- a/src/target/arm11.h +++ b/src/target/arm11.h @@ -1,5 +1,6 @@ /*************************************************************************** * Copyright (C) 2008 digenius technology GmbH. * + * Michael Bruck * * * * Copyright (C) 2008 Georg Acher * * * @@ -22,20 +23,15 @@ #ifndef ARM11_H #define ARM11_H -#include "target.h" -#include "register.h" -#include "embeddedice.h" -#include "arm_jtag.h" -#include - -#define asizeof(x) (sizeof(x) / sizeof((x)[0])) +#include "armv4_5.h" #define NEW(type, variable, items) \ type * variable = calloc(1, sizeof(type) * items) /* For MinGW use 'I' prefix to print size_t (instead of 'z') */ +/* Except if __USE_MINGW_ANSI_STDIO is defined with MinGW */ -#ifndef __MSVCRT__ +#if (!defined(__MSVCRT__) || defined(__USE_MINGW_ANSI_STDIO)) #define ZU "%zu" #else #define ZU "%Iu" @@ -45,35 +41,50 @@ #define ARM11_REGCACHE_FREGS 0 #define ARM11_REGCACHE_COUNT (20 + \ - 23 * ARM11_REGCACHE_MODEREGS + \ + 23 * ARM11_REGCACHE_MODEREGS + \ 9 * ARM11_REGCACHE_FREGS) -typedef struct arm11_register_history_s +#define ARM11_TAP_DEFAULT TAP_INVALID + + +#define CHECK_RETVAL(action) \ +do { \ + int __retval = (action); \ + \ + if (__retval != ERROR_OK) \ + { \ + LOG_DEBUG("error while calling \"" # action "\""); \ + return __retval; \ + } \ + \ +} while (0) + + +struct arm11_register_history { - u32 value; - u8 valid; -}arm11_register_history_t; + uint32_t value; + uint8_t valid; +}; enum arm11_debug_version { - ARM11_DEBUG_V6 = 0x01, - ARM11_DEBUG_V61 = 0x02, - ARM11_DEBUG_V7 = 0x03, - ARM11_DEBUG_V7_CP14 = 0x04, + ARM11_DEBUG_V6 = 0x01, + ARM11_DEBUG_V61 = 0x02, + ARM11_DEBUG_V7 = 0x03, + ARM11_DEBUG_V7_CP14 = 0x04, }; -typedef struct arm11_common_s +struct arm11_common { - target_t * target; - - arm_jtag_t jtag_info; + struct arm arm; + struct target * target; /**< Reference back to the owner */ /** \name Processor type detection */ /*@{*/ - u32 device_id; /**< IDCODE readout */ - u32 didr; /**< DIDR readout (debug capabilities) */ - u8 implementor; /**< DIDR Implementor readout */ + uint32_t device_id; /**< IDCODE readout */ + uint32_t didr; /**< DIDR readout (debug capabilities) */ + uint8_t implementor; /**< DIDR Implementor readout */ size_t brp; /**< Number of Breakpoint Register Pairs from DIDR */ size_t wrp; /**< Number of Watchpoint Register Pairs from DIDR */ @@ -82,31 +93,36 @@ typedef struct arm11_common_s debug_version; /**< ARM debug architecture from DIDR */ /*@}*/ - u32 last_dscr; /**< Last retrieved DSCR value; - * Can be used to detect changes */ + uint32_t last_dscr; /**< Last retrieved DSCR value; + Use only for debug message generation */ - bool trst_active; - bool halt_requested; - bool simulate_reset_on_next_halt; + bool simulate_reset_on_next_halt; /**< Perform cleanups of the ARM state on next halt */ /** \name Shadow registers to save processor state */ /*@{*/ - reg_t * reg_list; /**< target register list */ - u32 reg_values[ARM11_REGCACHE_COUNT]; /**< data for registers */ + struct reg * reg_list; /**< target register list */ + uint32_t reg_values[ARM11_REGCACHE_COUNT]; /**< data for registers */ /*@}*/ - arm11_register_history_t + struct arm11_register_history reg_history[ARM11_REGCACHE_COUNT]; /**< register state before last resume */ size_t free_brps; /**< keep track of breakpoints allocated by arm11_add_breakpoint() */ size_t free_wrps; /**< keep track of breakpoints allocated by arm11_add_watchpoint() */ // GA - reg_cache_t *core_cache; -} arm11_common_t; + struct reg_cache *core_cache; + struct arm_jtag jtag_info; +}; + +static inline struct arm11_common *target_to_arm11(struct target *target) +{ + return container_of(target->arch_info, struct arm11_common, + arm); +} /** * ARM11 DBGTAP instructions @@ -127,23 +143,24 @@ enum arm11_instructions enum arm11_dscr { - ARM11_DSCR_CORE_HALTED = 1 << 0, - ARM11_DSCR_CORE_RESTARTED = 1 << 1, - - ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_MASK = 0x0F << 2, - ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_HALT = 0x00 << 2, - ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_BREAKPOINT = 0x01 << 2, - ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_WATCHPOINT = 0x02 << 2, - ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_BKPT_INSTRUCTION = 0x03 << 2, - ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_EDBGRQ = 0x04 << 2, - ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_VECTOR_CATCH = 0x05 << 2, - - ARM11_DSCR_STICKY_PRECISE_DATA_ABORT = 1 << 6, - ARM11_DSCR_STICKY_IMPRECISE_DATA_ABORT = 1 << 7, - ARM11_DSCR_EXECUTE_ARM_INSTRUCTION_ENABLE = 1 << 13, - ARM11_DSCR_MODE_SELECT = 1 << 14, - ARM11_DSCR_WDTR_FULL = 1 << 29, - ARM11_DSCR_RDTR_FULL = 1 << 30, + ARM11_DSCR_CORE_HALTED = 1 << 0, + ARM11_DSCR_CORE_RESTARTED = 1 << 1, + + ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_MASK = 0x0F << 2, + ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_HALT = 0x00 << 2, + ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_BREAKPOINT = 0x01 << 2, + ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_WATCHPOINT = 0x02 << 2, + ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_BKPT_INSTRUCTION = 0x03 << 2, + ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_EDBGRQ = 0x04 << 2, + ARM11_DSCR_METHOD_OF_DEBUG_ENTRY_VECTOR_CATCH = 0x05 << 2, + + ARM11_DSCR_STICKY_PRECISE_DATA_ABORT = 1 << 6, + ARM11_DSCR_STICKY_IMPRECISE_DATA_ABORT = 1 << 7, + ARM11_DSCR_INTERRUPTS_DISABLE = 1 << 11, + ARM11_DSCR_EXECUTE_ARM_INSTRUCTION_ENABLE = 1 << 13, + ARM11_DSCR_MODE_SELECT = 1 << 14, + ARM11_DSCR_WDTR_FULL = 1 << 29, + ARM11_DSCR_RDTR_FULL = 1 << 30, }; enum arm11_cpsr @@ -163,114 +180,10 @@ enum arm11_sc7 ARM11_SC7_WCR0 = 112, }; -typedef struct arm11_reg_state_s -{ - u32 def_index; - target_t * target; -} arm11_reg_state_t; - -/* poll current target status */ -int arm11_poll(struct target_s *target); -/* architecture specific status reply */ -int arm11_arch_state(struct target_s *target); - -/* target request support */ -int arm11_target_request_data(struct target_s *target, u32 size, u8 *buffer); - -/* target execution control */ -int arm11_halt(struct target_s *target); -int arm11_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution); -int arm11_step(struct target_s *target, int current, u32 address, int handle_breakpoints); -int arm11_examine(struct target_s *target); - -/* target reset control */ -int arm11_assert_reset(struct target_s *target); -int arm11_deassert_reset(struct target_s *target); -int arm11_soft_reset_halt(struct target_s *target); - -/* target register access for gdb */ -int arm11_get_gdb_reg_list(struct target_s *target, struct reg_s **reg_list[], int *reg_list_size); - -/* target memory access -* size: 1 = byte (8bit), 2 = half-word (16bit), 4 = word (32bit) -* count: number of items of -*/ -int arm11_read_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer); -int arm11_write_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer); - -/* write target memory in multiples of 4 byte, optimized for writing large quantities of data */ -int arm11_bulk_write_memory(struct target_s *target, u32 address, u32 count, u8 *buffer); - -int arm11_checksum_memory(struct target_s *target, u32 address, u32 count, u32* checksum); - -/* target break-/watchpoint control -* rw: 0 = write, 1 = read, 2 = access -*/ -int arm11_add_breakpoint(struct target_s *target, breakpoint_t *breakpoint); -int arm11_remove_breakpoint(struct target_s *target, breakpoint_t *breakpoint); -int arm11_add_watchpoint(struct target_s *target, watchpoint_t *watchpoint); -int arm11_remove_watchpoint(struct target_s *target, watchpoint_t *watchpoint); - -/* target algorithm support */ -int arm11_run_algorithm(struct target_s *target, int num_mem_params, mem_param_t *mem_params, int num_reg_params, reg_param_t *reg_param, u32 entry_point, u32 exit_point, int timeout_ms, void *arch_info); - -int arm11_register_commands(struct command_context_s *cmd_ctx); -int arm11_target_create(struct target_s *target, Jim_Interp *interp); -int arm11_init_target(struct command_context_s *cmd_ctx, struct target_s *target); -int arm11_quit(void); - -/* helpers */ -int arm11_build_reg_cache(target_t *target); -int arm11_set_reg(reg_t *reg, u8 *buf); -int arm11_get_reg(reg_t *reg); - -void arm11_record_register_history(arm11_common_t * arm11); -void arm11_dump_reg_changes(arm11_common_t * arm11); - -/* internals */ - -void arm11_setup_field (arm11_common_t * arm11, int num_bits, void * in_data, void * out_data, scan_field_t * field); -void arm11_add_IR (arm11_common_t * arm11, u8 instr, tap_state_t state); -void arm11_add_debug_SCAN_N (arm11_common_t * arm11, u8 chain, tap_state_t state); -void arm11_add_debug_INST (arm11_common_t * arm11, u32 inst, u8 * flag, tap_state_t state); -u32 arm11_read_DSCR (arm11_common_t * arm11); -void arm11_write_DSCR (arm11_common_t * arm11, u32 dscr); - -enum target_debug_reason arm11_get_DSCR_debug_reason(u32 dscr); - -void arm11_run_instr_data_prepare (arm11_common_t * arm11); -void arm11_run_instr_data_finish (arm11_common_t * arm11); -void arm11_run_instr_no_data (arm11_common_t * arm11, u32 * opcode, size_t count); -void arm11_run_instr_no_data1 (arm11_common_t * arm11, u32 opcode); -void arm11_run_instr_data_to_core (arm11_common_t * arm11, u32 opcode, u32 * data, size_t count); -void arm11_run_instr_data_to_core_noack (arm11_common_t * arm11, u32 opcode, u32 * data, size_t count); -void arm11_run_instr_data_to_core1 (arm11_common_t * arm11, u32 opcode, u32 data); -void arm11_run_instr_data_from_core (arm11_common_t * arm11, u32 opcode, u32 * data, size_t count); -void arm11_run_instr_data_from_core_via_r0 (arm11_common_t * arm11, u32 opcode, u32 * data); -void arm11_run_instr_data_to_core_via_r0 (arm11_common_t * arm11, u32 opcode, u32 data); - -int arm11_add_dr_scan_vc(int num_fields, scan_field_t *fields, tap_state_t state); -int arm11_add_ir_scan_vc(int num_fields, scan_field_t *fields, tap_state_t state); - -/** Used to make a list of read/write commands for scan chain 7 - * - * Use with arm11_sc7_run() - */ -typedef struct arm11_sc7_action_s +struct arm11_reg_state { - bool write; /**< Access mode: true for write, false for read. */ - u8 address; /**< Register address mode. Use enum #arm11_sc7 */ - u32 value; /**< If write then set this to value to be written. - In read mode this receives the read value when the - function returns. */ -} arm11_sc7_action_t; - -void arm11_sc7_run(arm11_common_t * arm11, arm11_sc7_action_t * actions, size_t count); - -/* Mid-level helper functions */ -void arm11_sc7_clear_vbw(arm11_common_t * arm11); -void arm11_sc7_set_vcr(arm11_common_t * arm11, u32 value); - -void arm11_read_memory_word(arm11_common_t * arm11, u32 address, u32 * result); + uint32_t def_index; + struct target * target; +}; #endif /* ARM11_H */