xscale.c File Reference

Include dependency graph for xscale.c:

Go to the source code of this file.

Functions
	COMMAND_HANDLER (xscale_handle_analyze_trace_buffer_command)
	COMMAND_HANDLER (xscale_handle_cache_clean_address_command)
	COMMAND_HANDLER (xscale_handle_cache_info_command)
	COMMAND_HANDLER (xscale_handle_cp15)
	COMMAND_HANDLER (xscale_handle_debug_handler_command)
	COMMAND_HANDLER (xscale_handle_dump_trace_command)
	COMMAND_HANDLER (xscale_handle_idcache_command)
	COMMAND_HANDLER (xscale_handle_mmu_command)
	COMMAND_HANDLER (xscale_handle_trace_buffer_command)
	COMMAND_HANDLER (xscale_handle_trace_image_command)
	COMMAND_HANDLER (xscale_handle_vector_catch_command)
	COMMAND_HANDLER (xscale_handle_vector_table_command)
static unsigned int	parity (unsigned int v)
static int	xscale_add_breakpoint (struct target *target, struct breakpoint *breakpoint)
static int	xscale_add_watchpoint (struct target *target, struct watchpoint *watchpoint)
static int	xscale_analyze_trace (struct target *target, struct command_invocation *cmd)
static int	xscale_arch_state (struct target *target)
static int	xscale_assert_reset (struct target *target)
static void	xscale_branch_address (struct xscale_trace_data *trace_data, int i, uint32_t *target)
static void	xscale_build_reg_cache (struct target *target)
static int	xscale_deassert_reset (struct target *target)
static int	xscale_debug_entry (struct target *)
static void	xscale_deinit_target (struct target *target)
static int	xscale_disable_mmu_caches (struct target *target, int mmu, int d_u_cache, int i_cache)
static int	xscale_disable_single_step (struct target *target)
static void	xscale_display_instruction (struct target *target, uint32_t pc, struct arm_instruction *instruction, struct command_invocation *cmd)
static void	xscale_enable_breakpoints (struct target *target)
static int	xscale_enable_mmu_caches (struct target *target, int mmu, int d_u_cache, int i_cache)
static int	xscale_enable_single_step (struct target *target, uint32_t next_pc)
static void	xscale_enable_watchpoints (struct target *target)
static void	xscale_free_reg_cache (struct target *target)
static void	xscale_free_trace_data (struct xscale_common *xscale)
static int	xscale_full_context (struct target *target)
static int	xscale_get_reg (struct reg *reg)
static int	xscale_get_ttb (struct target *target, uint32_t *result)
static void	xscale_getbuf (jtag_callback_data_t arg)
static int	xscale_halt (struct target *target)
static int	xscale_init_arch_info (struct target *target, struct xscale_common *xscale, struct jtag_tap *tap)
static int	xscale_init_target (struct command_context *cmd_ctx, struct target *target)
static int	xscale_invalidate_ic_line (struct target *target, uint32_t va)
static int	xscale_jtag_set_instr (struct jtag_tap *tap, uint32_t new_instr, tap_state_t end_state)
static int	xscale_load_ic (struct target *target, uint32_t va, uint32_t buffer[8])
static int	xscale_mmu (struct target *target, int *enabled)
static int	xscale_poll (struct target *target)
static int	xscale_read_core_reg (struct target *target, struct reg *r, int num, enum arm_mode mode)
static int	xscale_read_dcsr (struct target *target)
static int	xscale_read_instruction (struct target *target, uint32_t pc, struct arm_instruction *instruction)
static int	xscale_read_memory (struct target *target, target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
static int	xscale_read_phys_memory (struct target *target, target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
static int	xscale_read_trace (struct target *)
static int	xscale_read_tx (struct target *target, int consume)
static int	xscale_receive (struct target *target, uint32_t *buffer, int num_words)
static int	xscale_remove_breakpoint (struct target *target, struct breakpoint *breakpoint)
static int	xscale_remove_watchpoint (struct target *target, struct watchpoint *watchpoint)
static int	xscale_restore_banked (struct target *)
static int	xscale_resume (struct target *, int current, target_addr_t address, int handle_breakpoints, int debug_execution)
static int	xscale_send (struct target *target, const uint8_t *buffer, int count, int size)
static int	xscale_send_u32 (struct target *target, uint32_t value)
static int	xscale_set_breakpoint (struct target *, struct breakpoint *)
static int	xscale_set_reg (struct reg *reg, uint8_t *buf)
static int	xscale_set_reg_u32 (struct reg *reg, uint32_t value)
static int	xscale_set_watchpoint (struct target *, struct watchpoint *)
static int	xscale_step (struct target *target, int current, target_addr_t address, int handle_breakpoints)
static int	xscale_step_inner (struct target *target, int current, uint32_t address, int handle_breakpoints)
static int	xscale_target_create (struct target *target, Jim_Interp *interp)
static int	xscale_unset_breakpoint (struct target *, struct breakpoint *)
static int	xscale_unset_watchpoint (struct target *target, struct watchpoint *watchpoint)
static int	xscale_update_vectors (struct target *target)
static int	xscale_verify_pointer (struct command_invocation *cmd, struct xscale_common *xscale)
static int	xscale_virt2phys (struct target *target, target_addr_t virtual, target_addr_t *physical)
static int	xscale_write_core_reg (struct target *target, struct reg *r, int num, enum arm_mode mode, uint8_t *value)
static int	xscale_write_dcsr (struct target *target, int hold_rst, int ext_dbg_brk)
static int	xscale_write_dcsr_sw (struct target *target, uint32_t value)
static int	xscale_write_memory (struct target *target, target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
static int	xscale_write_phys_memory (struct target *target, target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
static int	xscale_write_rx (struct target *target)

Variables
struct {
unsigned   mask
char   name [15]
}	vec_ids []
static const struct command_registration	xscale_any_command_handlers []
static const struct command_registration	xscale_command_handlers []
static const uint8_t	xscale_debug_handler []
static const struct command_registration	xscale_exec_command_handlers []
static const char	xscale_not [] = "target is not an XScale"
static const struct xscale_reg	xscale_reg_arch_info []
static const char *const	xscale_reg_list []
static const struct reg_arch_type	xscale_reg_type
struct target_type	xscale_target

Function Documentation

COMMAND_HANDLER() [1/12]

COMMAND_HANDLER

(

xscale_handle_analyze_trace_buffer_command

)

Definition at line 3491 of file xscale.c.

References CMD, CMD_CTX, ERROR_OK, get_current_target(), target_to_xscale(), xscale_analyze_trace(), and xscale_verify_pointer().

COMMAND_HANDLER() [2/12]

COMMAND_HANDLER

(

xscale_handle_cache_clean_address_command

)

Definition at line 3066 of file xscale.c.

References xscale_common::cache_clean_address, CMD, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, ERROR_COMMAND_SYNTAX_ERROR, ERROR_FAIL, ERROR_OK, get_target(), LOG_ERROR, NULL, target_to_xscale(), and xscale_verify_pointer().

COMMAND_HANDLER() [3/12]

COMMAND_HANDLER

(

xscale_handle_cache_info_command

)

Definition at line 3096 of file xscale.c.

References armv4_5_mmu_common::armv4_5_cache, armv4_5_handle_cache_info_command(), xscale_common::armv4_5_mmu, CMD, CMD_CTX, ERROR_OK, get_current_target(), target_to_xscale(), and xscale_verify_pointer().

COMMAND_HANDLER() [4/12]

COMMAND_HANDLER

(

xscale_handle_cp15

)

Definition at line 3506 of file xscale.c.

References buf_get_u32(), CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, CMD_NAME, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ERROR_TARGET_NOT_HALTED, get_current_target(), reg::name, NULL, xscale_common::reg_cache, reg_cache::reg_list, reg::size, target::state, TARGET_HALTED, target_to_xscale(), reg::value, XSCALE_CPACCESS, XSCALE_CTRL, XSCALE_DAC, XSCALE_FAR, XSCALE_FSR, xscale_get_reg(), XSCALE_MAINID, XSCALE_PID, xscale_send_u32(), XSCALE_TTB, and xscale_verify_pointer().

COMMAND_HANDLER() [5/12]

COMMAND_HANDLER

(

xscale_handle_debug_handler_command

)

Definition at line 3031 of file xscale.c.

References CMD, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, ERROR_COMMAND_SYNTAX_ERROR, ERROR_FAIL, ERROR_OK, get_target(), xscale_common::handler_address, LOG_ERROR, NULL, target_to_xscale(), and xscale_verify_pointer().

COMMAND_HANDLER() [6/12]

COMMAND_HANDLER

(

xscale_handle_dump_trace_command

)

Definition at line 3441 of file xscale.c.

References xscale_trace_data::chkpt0, xscale_trace_data::chkpt1, CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, CMD_NAME, command_print(), xscale_trace_entry::data, xscale_trace::data, xscale_trace_data::depth, xscale_trace_data::entries, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ERROR_TARGET_NOT_HALTED, fileio::file, FILEIO_BINARY, fileio_close(), fileio_open(), FILEIO_WRITE, fileio_write_u32(), get_current_target(), xscale_trace_data::last_instruction, xscale_trace_data::next, target::state, TARGET_HALTED, target_to_xscale(), xscale_common::trace, xscale_trace_entry::type, and xscale_verify_pointer().

COMMAND_HANDLER() [7/12]

COMMAND_HANDLER

(

xscale_handle_idcache_command

)

Definition at line 3172 of file xscale.c.

References armv4_5_mmu_common::armv4_5_cache, xscale_common::armv4_5_mmu, CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, CMD_NAME, COMMAND_PARSE_ENABLE, command_print(), armv4_5_cache_common::d_u_cache_enabled, ERROR_OK, ERROR_TARGET_NOT_HALTED, get_current_target(), armv4_5_cache_common::i_cache_enabled, target::state, TARGET_HALTED, target_to_xscale(), xscale_disable_mmu_caches(), xscale_enable_mmu_caches(), and xscale_verify_pointer().

COMMAND_HANDLER() [8/12]

COMMAND_HANDLER

(

xscale_handle_mmu_command

)

Definition at line 3141 of file xscale.c.

References xscale_common::armv4_5_mmu, CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, CMD_NAME, COMMAND_PARSE_ENABLE, command_print(), ERROR_OK, ERROR_TARGET_NOT_HALTED, get_current_target(), armv4_5_mmu_common::mmu_enabled, target::state, TARGET_HALTED, target_to_xscale(), xscale_disable_mmu_caches(), xscale_enable_mmu_caches(), and xscale_verify_pointer().

COMMAND_HANDLER() [9/12]

COMMAND_HANDLER

(

xscale_handle_trace_buffer_command

)

Definition at line 3338 of file xscale.c.

References buf_get_u32(), xscale_trace::buffer_fill, CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, CMD_NAME, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ERROR_TARGET_NOT_HALTED, get_current_target(), xscale_trace::mode, xscale_common::reg_cache, reg_cache::reg_list, target::state, TARGET_HALTED, target_to_xscale(), xscale_common::trace, reg::value, XSCALE_DCSR, XSCALE_TRACE_DISABLED, XSCALE_TRACE_FILL, XSCALE_TRACE_WRAP, xscale_verify_pointer(), and xscale_write_dcsr_sw().

COMMAND_HANDLER() [10/12]

COMMAND_HANDLER

(

xscale_handle_trace_image_command

)

Definition at line 3401 of file xscale.c.

References image::base_address, image::base_address_set, CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, get_current_target(), xscale_trace::image, image_close(), image_open(), NULL, image::start_address_set, target_to_xscale(), xscale_common::trace, and xscale_verify_pointer().

COMMAND_HANDLER() [11/12]

COMMAND_HANDLER

(

xscale_handle_vector_catch_command

)

Definition at line 3229 of file xscale.c.

References ARRAY_SIZE, buf_get_u32(), buf_set_u32(), CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, command_print(), DCSR_TRAP_MASK, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, get_current_target(), LOG_ERROR, mask, name, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, vec_ids, XSCALE_DCSR, xscale_verify_pointer(), and xscale_write_dcsr().

COMMAND_HANDLER() [12/12]

COMMAND_HANDLER

(

xscale_handle_vector_table_command

)

Definition at line 3280 of file xscale.c.

References CMD, CMD_ARGC, CMD_ARGV, CMD_CTX, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, get_current_target(), xscale_common::static_high_vectors, xscale_common::static_high_vectors_set, xscale_common::static_low_vectors, xscale_common::static_low_vectors_set, target_to_xscale(), and xscale_verify_pointer().

parity()

static unsigned int parity ( unsigned int  v )

static

Definition at line 623 of file xscale.c.

Referenced by at91sam9_read_page(), at91sam9_write_page(), bitbang_swd_read_reg(), buspirate_swd_read_reg(), ftdi_swd_run_queue(), jlink_swd_run_queue(), usbtoswd_transact(), and xscale_load_ic().

xscale_add_breakpoint()

static int xscale_add_breakpoint ( struct target *  target, struct breakpoint *  breakpoint  )

static

Definition at line 2138 of file xscale.c.

References BKPT_HARD, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, xscale_common::ibcr_available, breakpoint::length, LOG_ERROR, target_to_xscale(), breakpoint::type, and xscale_set_breakpoint().

xscale_add_watchpoint()

static int xscale_add_watchpoint ( struct target *  target, struct watchpoint *  watchpoint  )

static

Definition at line 2289 of file xscale.c.

References watchpoint::address, xscale_common::dbr_available, ERROR_COMMAND_ARGUMENT_INVALID, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, watchpoint::length, LOG_ERROR, LOG_WARNING, watchpoint::mask, target_to_xscale(), and WATCHPOINT_IGNORE_DATA_VALUE_MASK.

xscale_analyze_trace()

static int xscale_analyze_trace ( struct target *  target, struct command_invocation *  cmd  )

static

Definition at line 2655 of file xscale.c.

References ARM_STATE_ARM, arm_instruction::b_bl_bx_blx, xscale_trace_data::chkpt0, xscale_trace_data::chkpt1, cmd, command_print(), xscale_trace::core_state, count, xscale_trace_entry::data, xscale_trace::data, xscale_trace_data::depth, xscale_trace_data::entries, ERROR_OK, xscale_trace::image, arm_instruction::info, xscale_trace_data::last_instruction, LOG_WARNING, xscale_trace_data::next, xscale_trace_data::num_checkpoints, arm_b_bl_bx_blx_instr::target_address, target_to_xscale(), xscale_common::trace, xscale_trace_entry::type, xscale_branch_address(), xscale_display_instruction(), xscale_read_instruction(), and XSCALE_TRACE_ADDRESS.

Referenced by COMMAND_HANDLER().

xscale_arch_state()

static int xscale_arch_state ( struct target *  target )

static

Definition at line 772 of file xscale.c.

References xscale_common::arch_debug_reason, xscale_common::arm, arm_arch_state(), ARM_COMMON_MAGIC, armv4_5_mmu_common::armv4_5_cache, xscale_common::armv4_5_mmu, arm::common_magic, armv4_5_cache_common::d_u_cache_enabled, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, armv4_5_cache_common::i_cache_enabled, LOG_ERROR, LOG_USER, armv4_5_mmu_common::mmu_enabled, state, and target_to_xscale().

xscale_assert_reset()

static int xscale_assert_reset ( struct target *  target )

static

Definition at line 1432 of file xscale.c.

References buf_set_u32(), ERROR_OK, ERROR_TARGET_NOT_EXAMINED, jtag_add_reset(), jtag_add_sleep(), jtag_execute_queue(), LOG_DEBUG, LOG_WARNING, xscale_common::reg_cache, reg_cache::reg_list, target::reset_halt, target::state, target::tap, TAP_IDLE, target_halt(), TARGET_RESET, target_state_name(), target_to_xscale(), target_was_examined(), reg::value, XSCALE_DCSR, xscale_jtag_set_instr(), XSCALE_SELDCSR, xscale_common::xscale_variant, and xscale_write_dcsr().

xscale_branch_address()

static void xscale_branch_address ( struct xscale_trace_data *  trace_data, int  i, uint32_t *  target  )

inlinestatic

Definition at line 2631 of file xscale.c.

References xscale_trace_entry::data, and xscale_trace_data::entries.

Referenced by xscale_analyze_trace().

xscale_build_reg_cache()

static void xscale_build_reg_cache ( struct target *  target )

static

Definition at line 2859 of file xscale.c.

References xscale_common::arm, arm_build_reg_cache(), ARRAY_SIZE, reg_cache::name, reg_cache::next, NULL, target::reg_cache, xscale_common::reg_cache, register_get_last_cache_p(), target, xscale_reg::target, target_to_xscale(), xscale_reg_arch_info, xscale_reg_list, and xscale_reg_type.

Referenced by xscale_init_target().

xscale_deassert_reset()

static int xscale_deassert_reset ( struct target *  target )

static

Definition at line 1480 of file xscale.c.

References breakpoint::address, xscale_common::arm, BKPT_HARD, target::breakpoints, buf_set_u32(), buffer, arm::core_cache, xscale_common::dbr0_used, xscale_common::dbr1_used, xscale_common::dbr_available, ERROR_OK, xscale_common::handler_address, xscale_common::high_vectors, xscale_common::ibcr0_used, xscale_common::ibcr1_used, xscale_common::ibcr_available, breakpoint::is_set, jtag_add_reset(), jtag_add_runtest(), jtag_add_sleep(), jtag_execute_queue(), le_to_h_u32(), LOG_DEBUG, xscale_common::low_vectors, xscale_trace::mode, breakpoint::next, xscale_common::reg_cache, reg_cache::reg_list, register_cache_invalidate(), target::reset_halt, target::state, TAP_IDLE, TARGET_HALTED, TARGET_RUNNING, target_to_xscale(), xscale_common::trace, breakpoint::type, reg::value, XSCALE_DCSR, xscale_debug_entry(), xscale_debug_handler, xscale_free_trace_data(), xscale_load_ic(), xscale_resume(), XSCALE_TRACE_DISABLED, and xscale_write_dcsr().

xscale_debug_entry()

static int xscale_debug_entry ( struct target *  target )

static

Definition at line 837 of file xscale.c.

References xscale_common::arch_debug_reason, xscale_common::arm, arm_mode_name(), arm_reg_current(), arm_set_cpsr(), armv4_5_mmu_common::armv4_5_cache, armv4_5_identify_cache(), xscale_common::armv4_5_mmu, buf_get_u32(), buf_set_u32(), buffer, arm::core_cache, arm::core_mode, xscale_common::cp15_control_reg, armv4_5_cache_common::ctype, armv4_5_cache_common::d_u_cache_enabled, DBG_REASON_BREAKPOINT, DBG_REASON_DBGRQ, DBG_REASON_WATCHPOINT, target::debug_reason, reg::dirty, ERROR_OK, ERROR_TARGET_FAILURE, xscale_common::external_debug_break, xscale_trace::fill_counter, armv4_5_cache_common::i_cache_enabled, is_arm_mode(), LOG_DEBUG, LOG_ERROR, armv4_5_mmu_common::mmu_enabled, xscale_trace::mode, reg_cache::num_regs, arm::pc, xscale_common::reg_cache, reg_cache::reg_list, arm::spsr, target::state, target_to_xscale(), TARGET_UNKNOWN, xscale_common::trace, reg::valid, reg::value, XSCALE_CACHETYPE, XSCALE_CTRL, XSCALE_DBG_REASON_GENERIC, XSCALE_DBG_REASON_RESET, XSCALE_DBG_REASON_TB_FULL, XSCALE_DCSR, xscale_get_reg(), xscale_read_dcsr(), xscale_read_trace(), xscale_receive(), xscale_resume(), and XSCALE_TRACE_DISABLED.

Referenced by xscale_deassert_reset(), xscale_poll(), xscale_resume(), and xscale_step_inner().

xscale_deinit_target()

static void xscale_deinit_target ( struct target *  target )

static

Definition at line 2917 of file xscale.c.

References target_to_xscale(), and xscale_free_reg_cache().

xscale_disable_mmu_caches()

static int xscale_disable_mmu_caches ( struct target *  target, int  mmu, int  d_u_cache, int  i_cache  )

static

Definition at line 1986 of file xscale.c.

References buf_get_u32(), xscale_common::cache_clean_address, ERROR_OK, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, XSCALE_CTRL, xscale_get_reg(), xscale_send_u32(), and xscale_set_reg_u32().

Referenced by COMMAND_HANDLER(), and xscale_init_arch_info().

xscale_disable_single_step()

static int xscale_disable_single_step ( struct target *  target )

static

Definition at line 1061 of file xscale.c.

References ERROR_OK, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), XSCALE_IBCR0, and xscale_set_reg_u32().

Referenced by xscale_resume(), and xscale_step_inner().

xscale_display_instruction()

static void xscale_display_instruction ( struct target *  target, uint32_t  pc, struct arm_instruction *  instruction, struct command_invocation *  cmd  )

inlinestatic

Definition at line 2644 of file xscale.c.

References cmd, command_print(), ERROR_OK, arm_instruction::text, and xscale_read_instruction().

Referenced by xscale_analyze_trace().

xscale_enable_breakpoints()

static void xscale_enable_breakpoints ( struct target *  target )

static

Definition at line 1085 of file xscale.c.

References target::breakpoints, breakpoint::is_set, breakpoint::next, and xscale_set_breakpoint().

Referenced by xscale_resume().

xscale_enable_mmu_caches()

static int xscale_enable_mmu_caches ( struct target *  target, int  mmu, int  d_u_cache, int  i_cache  )

static

Definition at line 2037 of file xscale.c.

References buf_get_u32(), ERROR_OK, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, XSCALE_CTRL, xscale_get_reg(), xscale_send_u32(), and xscale_set_reg_u32().

Referenced by COMMAND_HANDLER(), and xscale_init_arch_info().

xscale_enable_single_step()

static int xscale_enable_single_step ( struct target *  target, uint32_t  next_pc  )

static

Definition at line 1035 of file xscale.c.

References breakpoint_find(), buf_get_u32(), ERROR_OK, xscale_common::ibcr0_used, LOG_ERROR, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, XSCALE_IBCR0, xscale_set_reg_u32(), and xscale_unset_breakpoint().

Referenced by xscale_resume(), and xscale_step_inner().

xscale_enable_watchpoints()

static void xscale_enable_watchpoints ( struct target *  target )

static

Definition at line 1074 of file xscale.c.

References watchpoint::is_set, watchpoint::next, target::watchpoints, and xscale_set_watchpoint().

Referenced by xscale_resume().

xscale_free_reg_cache()

static void xscale_free_reg_cache ( struct target *  target )

static

Definition at line 2895 of file xscale.c.

References reg::arch_info, xscale_common::arm, arm_free_reg_cache(), ARRAY_SIZE, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, and xscale_reg_arch_info.

Referenced by xscale_deinit_target().

xscale_free_trace_data()

static void xscale_free_trace_data ( struct xscale_common *  xscale )

static

Definition at line 1097 of file xscale.c.

References xscale_trace::data, xscale_trace_data::entries, xscale_trace_data::next, NULL, and xscale_common::trace.

Referenced by xscale_deassert_reset(), and xscale_resume().

xscale_full_context()

static int xscale_full_context ( struct target *  target )

static

Definition at line 1624 of file xscale.c.

References ARM_MODE_SYS, ARM_MODE_USR, ARMV4_5_CORE_REG_MODE, armv4_5_number_to_mode(), buf_set_u32(), buffer, arm::core_cache, reg::dirty, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_DEBUG, LOG_TARGET_ERROR, mode, target::state, TARGET_HALTED, target_to_arm(), reg::valid, reg::value, xscale_receive(), and xscale_send_u32().

Referenced by xscale_init_arch_info().

xscale_get_reg()

static int xscale_get_reg ( struct reg *  reg )

static

Definition at line 2387 of file xscale.c.

References reg::arch_info, target::arch_info, buf_cpy(), xscale_reg::dbg_handler_number, reg::dirty, ERROR_OK, reg::name, xscale_common::reg_cache, reg_cache::reg_list, xscale_reg::target, target_to_xscale(), reg::valid, reg::value, xscale_read_dcsr(), xscale_read_tx(), xscale_send_u32(), and XSCALE_TX.

Referenced by COMMAND_HANDLER(), xscale_debug_entry(), xscale_disable_mmu_caches(), xscale_enable_mmu_caches(), and xscale_get_ttb().

xscale_get_ttb()

static int xscale_get_ttb ( struct target *  target, uint32_t *  result  )

static

Definition at line 1970 of file xscale.c.

References buf_get_u32(), ERROR_OK, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, xscale_get_reg(), and XSCALE_TTB.

Referenced by xscale_init_arch_info().

xscale_getbuf()

static void xscale_getbuf ( jtag_callback_data_t  arg )

static

Definition at line 222 of file xscale.c.

References buf_get_u32().

Referenced by xscale_receive().

xscale_halt()

static int xscale_halt ( struct target *  target )

static

Definition at line 1008 of file xscale.c.

References DBG_REASON_DBGRQ, target::debug_reason, ERROR_OK, ERROR_TARGET_INVALID, xscale_common::external_debug_break, LOG_DEBUG, LOG_ERROR, target::state, TARGET_HALTED, TARGET_RESET, target_state_name(), target_to_xscale(), TARGET_UNKNOWN, and xscale_read_dcsr().

xscale_init_arch_info()

static int xscale_init_arch_info ( struct target *  target, struct xscale_common *  xscale, struct jtag_tap *  tap  )

static

Definition at line 2925 of file xscale.c.

References arm::arch_info, xscale_common::arm, xscale_common::arm_bkpt, ARM_CORE_TYPE_STD, arm_init_arch_info(), ARMV4_5_B, armv4_5_mmu_common::armv4_5_cache, xscale_common::armv4_5_mmu, ARMV5_BKPT, ARMV5_T_BKPT, xscale_trace::buffer_fill, xscale_common::cache_clean_address, xscale_common::common_magic, arm::core_type, armv4_5_cache_common::ctype, xscale_trace::data, xscale_common::dbr0_used, xscale_common::dbr1_used, xscale_common::dbr_available, armv4_5_mmu_common::disable_mmu_caches, armv4_5_mmu_common::enable_mmu_caches, ERROR_OK, xscale_common::external_debug_break, xscale_trace::fill_counter, arm::full_context, armv4_5_mmu_common::get_ttb, xscale_common::handler_address, armv4_5_mmu_common::has_tiny_pages, xscale_common::high_vectors, xscale_common::hold_rst, xscale_common::ibcr0_used, xscale_common::ibcr1_used, xscale_common::ibcr_available, xscale_trace::image, jtag_tap::ir_length, LOG_INFO, xscale_common::low_vectors, armv4_5_mmu_common::mmu_enabled, xscale_trace::mode, NULL, arm::read_core_reg, armv4_5_mmu_common::read_memory, xscale_common::static_high_vectors_set, xscale_common::static_low_vectors_set, target_name(), xscale_common::thumb_bkpt, xscale_common::trace, xscale_common::vector_catch, arm::write_core_reg, armv4_5_mmu_common::write_memory, XSCALE_COMMON_MAGIC, xscale_disable_mmu_caches(), xscale_enable_mmu_caches(), xscale_full_context(), xscale_get_ttb(), XSCALE_IXP4XX_PXA2XX, XSCALE_PXA3XX, xscale_read_core_reg(), xscale_read_memory(), XSCALE_TRACE_DISABLED, xscale_common::xscale_variant, xscale_write_core_reg(), and xscale_write_memory().

Referenced by xscale_target_create().

xscale_init_target()

static int xscale_init_target ( struct command_context *  cmd_ctx, struct target *  target  )

static

Definition at line 2910 of file xscale.c.

References ERROR_OK, and xscale_build_reg_cache().

xscale_invalidate_ic_line()

static int xscale_invalidate_ic_line ( struct target *  target, uint32_t  va  )

static

Definition at line 688 of file xscale.c.

References buf_set_u32(), cmd, ERROR_OK, jtag_add_dr_scan(), scan_field::num_bits, scan_field::out_value, target::tap, TAP_IDLE, target_to_xscale(), xscale_jtag_set_instr(), XSCALE_LDIC, and xscale_common::xscale_variant.

Referenced by xscale_update_vectors().

xscale_jtag_set_instr()

static int xscale_jtag_set_instr ( struct jtag_tap *  tap, uint32_t  new_instr, tap_state_t  end_state  )

static

Definition at line 140 of file xscale.c.

References buf_get_u32(), buf_set_u32(), jtag_tap::cur_instr, ERROR_OK, jtag_tap::ir_length, jtag_add_ir_scan(), scan_field::num_bits, and scan_field::out_value.

Referenced by xscale_assert_reset(), xscale_invalidate_ic_line(), xscale_load_ic(), xscale_read_dcsr(), xscale_read_tx(), xscale_receive(), xscale_send(), xscale_write_dcsr(), and xscale_write_rx().

xscale_load_ic()

static int xscale_load_ic ( struct target *  target, uint32_t  va, uint32_t  buffer[8]  )

static

Definition at line 634 of file xscale.c.

References buf_set_u32(), buffer, cmd, jtag_add_dr_scan(), jtag_execute_queue(), LOG_DEBUG, scan_field::num_bits, scan_field::out_value, parity(), target::tap, TAP_IDLE, target_to_xscale(), xscale_jtag_set_instr(), XSCALE_LDIC, and xscale_common::xscale_variant.

Referenced by xscale_deassert_reset(), and xscale_update_vectors().

xscale_mmu()

static int xscale_mmu ( struct target *  target, int *  enabled  )

static

Definition at line 3129 of file xscale.c.

References xscale_common::armv4_5_mmu, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_TARGET_ERROR, armv4_5_mmu_common::mmu_enabled, target::state, TARGET_HALTED, and target_to_xscale().

xscale_poll()

static int xscale_poll ( struct target *  target )

static

Definition at line 800 of file xscale.c.

References ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, LOG_USER, target::state, target_call_event_callbacks(), TARGET_DEBUG_RUNNING, TARGET_EVENT_DEBUG_HALTED, TARGET_EVENT_HALTED, TARGET_HALTED, TARGET_RUNNING, xscale_debug_entry(), and xscale_read_tx().

xscale_read_core_reg()

static int xscale_read_core_reg ( struct target *  target, struct reg *  r, int  num, enum arm_mode  mode  )

static

Todo:

add debug handler support for core register reads

Definition at line 1608 of file xscale.c.

References ERROR_OK, and LOG_ERROR.

Referenced by xscale_init_arch_info().

xscale_read_dcsr()

static int xscale_read_dcsr ( struct target *  target )

static

Definition at line 159 of file xscale.c.

References buf_set_u32(), reg::dirty, ERROR_OK, xscale_common::external_debug_break, xscale_common::hold_rst, scan_field::in_value, jtag_add_dr_scan(), jtag_check_value_mask(), jtag_execute_queue(), LOG_ERROR, NULL, scan_field::num_bits, scan_field::out_value, xscale_common::reg_cache, reg_cache::reg_list, target::tap, TAP_DRPAUSE, target_to_xscale(), reg::valid, reg::value, XSCALE_DCSR, xscale_jtag_set_instr(), XSCALE_SELDCSR, and xscale_common::xscale_variant.

Referenced by xscale_debug_entry(), xscale_get_reg(), xscale_halt(), xscale_read_memory(), and xscale_write_memory().

xscale_read_instruction()

static int xscale_read_instruction ( struct target *  target, uint32_t  pc, struct arm_instruction *  instruction  )

static

Definition at line 2572 of file xscale.c.

References arm_evaluate_opcode(), ARM_STATE_ARM, ARM_STATE_THUMB, imagesection::base_address, xscale_trace::core_state, ERROR_OK, ERROR_TRACE_IMAGE_UNAVAILABLE, ERROR_TRACE_INSTRUCTION_UNAVAILABLE, xscale_trace::image, image_read_section(), LOG_ERROR, image::num_sections, image::sections, imagesection::size, target_buffer_get_u16(), target_buffer_get_u32(), target_to_xscale(), thumb_evaluate_opcode(), and xscale_common::trace.

Referenced by xscale_analyze_trace(), and xscale_display_instruction().

xscale_read_memory()

static int xscale_read_memory ( struct target *  target, target_addr_t  address, uint32_t  size, uint32_t  count, uint8_t *  buffer  )

static

Definition at line 1770 of file xscale.c.

References buf_get_u32(), buffer, count, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ERROR_TARGET_DATA_ABORT, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_UNALIGNED_ACCESS, LOG_DEBUG, LOG_ERROR, LOG_TARGET_ERROR, xscale_common::reg_cache, reg_cache::reg_list, size, target::state, TARGET_ADDR_FMT, target_buffer_set_u16(), target_buffer_set_u32(), TARGET_HALTED, target_to_xscale(), reg::value, XSCALE_DCSR, xscale_read_dcsr(), xscale_receive(), and xscale_send_u32().

Referenced by xscale_init_arch_info(), and xscale_read_phys_memory().

xscale_read_phys_memory()

static int xscale_read_phys_memory ( struct target *  target, target_addr_t  address, uint32_t  size, uint32_t  count, uint8_t *  buffer  )

static

Todo:

: provide a non-stub implementation of this routine.

Definition at line 1856 of file xscale.c.

References xscale_common::armv4_5_mmu, buffer, count, ERROR_FAIL, LOG_ERROR, armv4_5_mmu_common::mmu_enabled, size, target_name(), target_to_xscale(), and xscale_read_memory().

xscale_read_trace()

static int xscale_read_trace ( struct target *  target )

static

Definition at line 2477 of file xscale.c.

References xscale_common::arm, buf_get_u32(), xscale_trace::data, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_XSCALE_NO_TRACE_DATA, LOG_DEBUG, LOG_TARGET_ERROR, xscale_trace_data::next, NULL, xscale_trace_data::num_checkpoints, arm::pc, target::state, TARGET_HALTED, target_to_xscale(), xscale_common::trace, reg::value, xscale_receive(), xscale_send_u32(), XSCALE_TRACE_ADDRESS, and XSCALE_TRACE_MESSAGE.

Referenced by xscale_debug_entry().

xscale_read_tx()

static int xscale_read_tx ( struct target *  target, int  consume  )

static

Definition at line 330 of file xscale.c.

References alive_sleep(), ARRAY_SIZE, debug_level, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, ERROR_TARGET_TIMEOUT, gettimeofday(), scan_field::in_value, jtag_add_dr_scan(), jtag_add_pathmove(), jtag_check_value_mask(), jtag_execute_queue(), keep_alive(), LOG_DEBUG, LOG_ERROR, NULL, scan_field::num_bits, xscale_common::reg_cache, reg_cache::reg_list, target::tap, TAP_DRCAPTURE, TAP_DREXIT1, TAP_DREXIT2, TAP_DRPAUSE, TAP_DRSELECT, TAP_DRSHIFT, TAP_IDLE, target_to_xscale(), timeval_add_time(), timeval_compare(), reg::value, XSCALE_DBGTX, xscale_jtag_set_instr(), XSCALE_TX, and xscale_common::xscale_variant.

Referenced by xscale_get_reg(), and xscale_poll().

xscale_receive()

static int xscale_receive ( struct target *  target, uint32_t *  buffer, int  num_words  )

static

Definition at line 228 of file xscale.c.

References buf_get_u32(), buffer, scan_field::check_mask, scan_field::check_value, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ERROR_TARGET_TIMEOUT, scan_field::in_value, jtag_add_callback(), jtag_add_dr_scan_check(), jtag_add_pathmove(), jtag_add_runtest(), jtag_execute_queue(), LOG_ERROR, scan_field::num_bits, target::tap, TAP_DRCAPTURE, TAP_DRSELECT, TAP_DRSHIFT, TAP_IDLE, target_to_xscale(), XSCALE_DBGTX, xscale_getbuf(), xscale_jtag_set_instr(), and xscale_common::xscale_variant.

Referenced by xscale_debug_entry(), xscale_full_context(), xscale_read_memory(), and xscale_read_trace().

xscale_remove_breakpoint()

static int xscale_remove_breakpoint ( struct target *  target, struct breakpoint *  breakpoint  )

static

Definition at line 2208 of file xscale.c.

References BKPT_HARD, ERROR_OK, ERROR_TARGET_NOT_HALTED, xscale_common::ibcr_available, breakpoint::is_set, LOG_TARGET_ERROR, target::state, TARGET_HALTED, target_to_xscale(), breakpoint::type, and xscale_unset_breakpoint().

xscale_remove_watchpoint()

static int xscale_remove_watchpoint ( struct target *  target, struct watchpoint *  watchpoint  )

static

Definition at line 2367 of file xscale.c.

References xscale_common::dbr_available, ERROR_OK, ERROR_TARGET_NOT_HALTED, watchpoint::is_set, watchpoint::length, LOG_TARGET_ERROR, target::state, TARGET_HALTED, target_to_xscale(), and xscale_unset_watchpoint().

xscale_restore_banked()

static int xscale_restore_banked ( struct target *  target )

static

Definition at line 1701 of file xscale.c.

References ARM_MODE_SYS, ARM_MODE_USR, ARMV4_5_CORE_REG_MODE, armv4_5_number_to_mode(), buf_get_u32(), arm::core_cache, reg::dirty, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_TARGET_ERROR, mode, target::state, TARGET_HALTED, target_to_arm(), reg::value, and xscale_send_u32().

Referenced by xscale_resume(), and xscale_step_inner().

xscale_resume()

static int xscale_resume ( struct target *  target, int  current, target_addr_t  address, int  handle_breakpoints, int  debug_execution  )

static

Definition at line 1109 of file xscale.c.

References breakpoint::address, xscale_common::arm, arm_simulate_step(), breakpoint_find(), buf_get_u32(), buf_set_u32(), xscale_trace::buffer_fill, arm::core_cache, arm::cpsr, DBG_REASON_NOTHALTED, target::debug_reason, ERROR_OK, ERROR_TARGET_NOT_HALTED, xscale_trace::fill_counter, LOG_DEBUG, LOG_ERROR, LOG_TARGET_ERROR, xscale_trace::mode, NULL, arm::pc, reg_cache::reg_list, register_cache_invalidate(), target::state, TARGET_ADDR_FMT, target_call_event_callbacks(), TARGET_DEBUG_RUNNING, TARGET_EVENT_DEBUG_RESUMED, TARGET_EVENT_RESUMED, target_free_all_working_areas(), TARGET_HALTED, target_read_u32(), TARGET_RUNNING, target_to_xscale(), xscale_common::trace, reg::value, xscale_debug_entry(), xscale_disable_single_step(), xscale_enable_breakpoints(), xscale_enable_single_step(), xscale_enable_watchpoints(), xscale_free_trace_data(), xscale_restore_banked(), xscale_send_u32(), xscale_set_breakpoint(), XSCALE_TRACE_DISABLED, XSCALE_TRACE_FILL, xscale_unset_breakpoint(), and xscale_update_vectors().

Referenced by xscale_deassert_reset(), and xscale_debug_entry().

xscale_send()

static int xscale_send ( struct target *  target, const uint8_t *  buffer, int  count, int  size  )

static

Definition at line 495 of file xscale.c.

References be_to_h_u16(), be_to_h_u32(), buf_set_u32(), buffer, count, target::endianness, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, jtag_add_dr_scan(), jtag_execute_queue(), le_to_h_u16(), le_to_h_u32(), LOG_ERROR, scan_field::num_bits, size, t0, t1, t2, target::tap, TAP_IDLE, TARGET_LITTLE_ENDIAN, target_to_xscale(), XSCALE_DBGRX, xscale_jtag_set_instr(), and xscale_common::xscale_variant.

Referenced by xscale_write_memory().

xscale_send_u32()

static int xscale_send_u32 ( struct target *  target, uint32_t  value  )

static

Definition at line 557 of file xscale.c.

References buf_set_u32(), xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, XSCALE_RX, and xscale_write_rx().

Referenced by COMMAND_HANDLER(), xscale_disable_mmu_caches(), xscale_enable_mmu_caches(), xscale_full_context(), xscale_get_reg(), xscale_read_memory(), xscale_read_trace(), xscale_restore_banked(), xscale_resume(), xscale_set_breakpoint(), xscale_set_reg(), xscale_step_inner(), xscale_unset_breakpoint(), xscale_write_dcsr_sw(), and xscale_write_memory().

xscale_set_breakpoint()

static int xscale_set_breakpoint ( struct target *  target, struct breakpoint *  breakpoint  )

static

Definition at line 2069 of file xscale.c.

References breakpoint::address, xscale_common::arm_bkpt, BKPT_HARD, BKPT_SOFT, breakpoint_hw_set(), xscale_common::cache_clean_address, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, xscale_common::ibcr0_used, xscale_common::ibcr1_used, breakpoint::is_set, breakpoint::length, LOG_ERROR, LOG_TARGET_ERROR, LOG_WARNING, breakpoint::orig_instr, xscale_common::reg_cache, reg_cache::reg_list, target::state, TARGET_HALTED, target_read_memory(), target_to_xscale(), target_write_u16(), target_write_u32(), xscale_common::thumb_bkpt, breakpoint::type, XSCALE_IBCR0, XSCALE_IBCR1, xscale_send_u32(), and xscale_set_reg_u32().

Referenced by xscale_add_breakpoint(), xscale_enable_breakpoints(), xscale_resume(), and xscale_step().

xscale_set_reg()

static int xscale_set_reg ( struct reg *  reg, uint8_t *  buf  )

static

Definition at line 2423 of file xscale.c.

References reg::arch_info, target::arch_info, buf_get_u32(), buf_set_u32(), xscale_reg::dbg_handler_number, ERROR_OK, reg::name, xscale_common::reg_cache, reg_cache::reg_list, xscale_reg::target, target_to_xscale(), reg::value, XSCALE_DCSR, XSCALE_RX, xscale_send_u32(), xscale_write_dcsr(), and xscale_write_rx().

Referenced by xscale_set_reg_u32().

xscale_set_reg_u32()

static int xscale_set_reg_u32 ( struct reg *  reg, uint32_t  value  )

static

Definition at line 119 of file xscale.c.

References buf_set_u32(), and xscale_set_reg().

Referenced by xscale_disable_mmu_caches(), xscale_disable_single_step(), xscale_enable_mmu_caches(), xscale_enable_single_step(), xscale_set_breakpoint(), xscale_set_watchpoint(), xscale_unset_breakpoint(), and xscale_unset_watchpoint().

xscale_set_watchpoint()

static int xscale_set_watchpoint ( struct target *  target, struct watchpoint *  watchpoint  )

static

Definition at line 2226 of file xscale.c.

References watchpoint::address, buf_get_u32(), xscale_common::dbr0_used, xscale_common::dbr1_used, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, watchpoint::length, LOG_ERROR, LOG_TARGET_ERROR, xscale_common::reg_cache, reg_cache::reg_list, watchpoint::rw, target::state, TARGET_HALTED, target_to_xscale(), reg::value, watchpoint_set(), WPT_ACCESS, WPT_READ, WPT_WRITE, XSCALE_DBCON, XSCALE_DBR0, XSCALE_DBR1, and xscale_set_reg_u32().

Referenced by xscale_enable_watchpoints().

xscale_step()

static int xscale_step ( struct target *  target, int  current, target_addr_t  address, int  handle_breakpoints  )

static

Definition at line 1375 of file xscale.c.

References breakpoint::address, arm_simulate_step(), breakpoint_find(), buf_get_u32(), buf_set_u32(), DBG_REASON_SINGLESTEP, target::debug_reason, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_DEBUG, LOG_TARGET_ERROR, NULL, arm::pc, target::state, target_call_event_callbacks(), TARGET_EVENT_HALTED, TARGET_HALTED, target_to_arm(), reg::value, xscale_set_breakpoint(), xscale_step_inner(), and xscale_unset_breakpoint().

xscale_step_inner()

static int xscale_step_inner ( struct target *  target, int  current, uint32_t  address, int  handle_breakpoints  )

static

Definition at line 1280 of file xscale.c.

References xscale_common::arm, arm_simulate_step(), buf_get_u32(), arm::core_cache, arm::cpsr, DBG_REASON_SINGLESTEP, target::debug_reason, ERROR_OK, LOG_DEBUG, LOG_ERROR, xscale_trace::mode, arm::pc, reg_cache::reg_list, register_cache_invalidate(), target_call_event_callbacks(), TARGET_EVENT_HALTED, TARGET_EVENT_RESUMED, target_read_u32(), target_to_xscale(), xscale_common::trace, reg::value, xscale_debug_entry(), xscale_disable_single_step(), xscale_enable_single_step(), xscale_restore_banked(), xscale_send_u32(), and XSCALE_TRACE_DISABLED.

Referenced by xscale_step().

xscale_target_create()

static int xscale_target_create ( struct target *  target, Jim_Interp *  interp  )

static

Definition at line 3015 of file xscale.c.

References ERROR_FAIL, LOG_ERROR, target::tap, xscale_debug_handler, and xscale_init_arch_info().

xscale_unset_breakpoint()

static int xscale_unset_breakpoint ( struct target *  target, struct breakpoint *  breakpoint  )

static

Definition at line 2159 of file xscale.c.

References breakpoint::address, BKPT_HARD, xscale_common::cache_clean_address, ERROR_OK, ERROR_TARGET_NOT_HALTED, xscale_common::ibcr0_used, xscale_common::ibcr1_used, breakpoint::is_set, breakpoint::length, LOG_TARGET_ERROR, LOG_WARNING, breakpoint::number, breakpoint::orig_instr, xscale_common::reg_cache, reg_cache::reg_list, target::state, TARGET_HALTED, target_to_xscale(), target_write_memory(), breakpoint::type, XSCALE_IBCR0, XSCALE_IBCR1, xscale_send_u32(), and xscale_set_reg_u32().

Referenced by xscale_enable_single_step(), xscale_remove_breakpoint(), xscale_resume(), and xscale_step().

xscale_unset_watchpoint()

static int xscale_unset_watchpoint ( struct target *  target, struct watchpoint *  watchpoint  )

static

Definition at line 2331 of file xscale.c.

References buf_get_u32(), xscale_common::dbr0_used, xscale_common::dbr1_used, ERROR_OK, ERROR_TARGET_NOT_HALTED, watchpoint::is_set, watchpoint::length, LOG_TARGET_ERROR, LOG_WARNING, watchpoint::number, xscale_common::reg_cache, reg_cache::reg_list, target::state, TARGET_HALTED, target_to_xscale(), reg::value, XSCALE_DBCON, and xscale_set_reg_u32().

Referenced by xscale_remove_watchpoint().

xscale_update_vectors()

static int xscale_update_vectors ( struct target *  target )

static

Definition at line 718 of file xscale.c.

References ARMV4_5_B, ERROR_OK, ERROR_TARGET_TIMEOUT, xscale_common::handler_address, xscale_common::high_vectors, xscale_common::low_vectors, xscale_common::static_high_vectors, xscale_common::static_high_vectors_set, xscale_common::static_low_vectors, xscale_common::static_low_vectors_set, target_read_u32(), target_to_xscale(), xscale_invalidate_ic_line(), and xscale_load_ic().

Referenced by xscale_resume().

xscale_verify_pointer()

static int xscale_verify_pointer ( struct command_invocation *  cmd, struct xscale_common *  xscale  )

static

Definition at line 130 of file xscale.c.

References cmd, command_print(), xscale_common::common_magic, ERROR_OK, ERROR_TARGET_INVALID, XSCALE_COMMON_MAGIC, and xscale_not.

Referenced by COMMAND_HANDLER().

xscale_virt2phys()

static int xscale_virt2phys ( struct target *  target, target_addr_t  virtual, target_addr_t *  physical  )

static

Definition at line 3109 of file xscale.c.

References xscale_common::armv4_5_mmu, armv4_5_mmu_translate_va(), xscale_common::common_magic, ERROR_OK, ERROR_TARGET_INVALID, LOG_ERROR, target_to_xscale(), XSCALE_COMMON_MAGIC, and xscale_not.

xscale_write_core_reg()

static int xscale_write_core_reg ( struct target *  target, struct reg *  r, int  num, enum arm_mode  mode, uint8_t *  value  )

static

Todo:

add debug handler support for core register writes

Definition at line 1616 of file xscale.c.

References ERROR_OK, and LOG_ERROR.

Referenced by xscale_init_arch_info().

xscale_write_dcsr()

static int xscale_write_dcsr ( struct target *  target, int  hold_rst, int  ext_dbg_brk  )

static

Definition at line 565 of file xscale.c.

References buf_set_u32(), reg::dirty, ERROR_OK, xscale_common::external_debug_break, xscale_common::hold_rst, scan_field::in_value, jtag_add_dr_scan(), jtag_check_value_mask(), jtag_execute_queue(), LOG_ERROR, scan_field::num_bits, scan_field::out_value, xscale_common::reg_cache, reg_cache::reg_list, target::tap, TAP_IDLE, target_to_xscale(), reg::valid, reg::value, XSCALE_DCSR, xscale_jtag_set_instr(), XSCALE_SELDCSR, and xscale_common::xscale_variant.

Referenced by COMMAND_HANDLER(), xscale_assert_reset(), xscale_deassert_reset(), and xscale_set_reg().

xscale_write_dcsr_sw()

static int xscale_write_dcsr_sw ( struct target *  target, uint32_t  value  )

static

Definition at line 2458 of file xscale.c.

References reg::arch_info, buf_set_u32(), xscale_reg::dbg_handler_number, ERROR_OK, xscale_common::reg_cache, reg_cache::reg_list, target_to_xscale(), reg::value, XSCALE_DCSR, and xscale_send_u32().

Referenced by COMMAND_HANDLER().

xscale_write_memory()

static int xscale_write_memory ( struct target *  target, target_addr_t  address, uint32_t  size, uint32_t  count, const uint8_t *  buffer  )

static

Definition at line 1871 of file xscale.c.

References buf_get_u32(), buffer, count, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ERROR_TARGET_DATA_ABORT, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_UNALIGNED_ACCESS, LOG_DEBUG, LOG_ERROR, LOG_TARGET_ERROR, xscale_common::reg_cache, reg_cache::reg_list, size, target::state, TARGET_ADDR_FMT, target_buffer_get_u16(), target_buffer_get_u32(), TARGET_HALTED, target_to_xscale(), reg::value, XSCALE_DCSR, xscale_read_dcsr(), xscale_send(), and xscale_send_u32().

Referenced by xscale_init_arch_info(), and xscale_write_phys_memory().

xscale_write_phys_memory()

static int xscale_write_phys_memory ( struct target *  target, target_addr_t  address, uint32_t  size, uint32_t  count, const uint8_t *  buffer  )

static

Todo:

: provide a non-stub implementation of this routine.

Definition at line 1955 of file xscale.c.

References xscale_common::armv4_5_mmu, buffer, count, ERROR_FAIL, LOG_ERROR, armv4_5_mmu_common::mmu_enabled, size, target_name(), target_to_xscale(), and xscale_write_memory().

xscale_write_rx()

static int xscale_write_rx ( struct target *  target )

static

Definition at line 416 of file xscale.c.

References alive_sleep(), debug_level, ERROR_OK, ERROR_TARGET_TIMEOUT, gettimeofday(), scan_field::in_value, jtag_add_dr_scan(), jtag_check_value_mask(), jtag_execute_queue(), keep_alive(), LOG_DEBUG, LOG_ERROR, NULL, scan_field::num_bits, scan_field::out_value, xscale_common::reg_cache, reg_cache::reg_list, target::tap, TAP_IDLE, target_to_xscale(), timeval_add_time(), timeval::tv_sec, timeval::tv_usec, reg::value, XSCALE_DBGRX, xscale_jtag_set_instr(), XSCALE_RX, and xscale_common::xscale_variant.

Referenced by xscale_send_u32(), and xscale_set_reg().

Variable Documentation

mask

unsigned mask

Definition at line 3218 of file xscale.c.

Referenced by COMMAND_HANDLER().

name

char name[15]

Definition at line 3217 of file xscale.c.

Referenced by COMMAND_HANDLER().

const { ... } vec_ids[]

Initial value:

= {
    { "fiq",        DCSR_TF, },
    { "irq",        DCSR_TI, },
    { "dabt",       DCSR_TD, },
    { "pabt",       DCSR_TA, },
    { "swi",        DCSR_TS, },
    { "undef",      DCSR_TU, },
    { "reset",      DCSR_TR, },
}

Referenced by COMMAND_HANDLER().

xscale_any_command_handlers

const struct command_registration xscale_any_command_handlers[]

static

Initial value:

= {
    {
        .name = "debug_handler",
        .handler = xscale_handle_debug_handler_command,
        .mode = COMMAND_ANY,
        .help = "Change address used for debug handler.",
        .usage = "<target> <address>",
    },
    {
        .name = "cache_clean_address",
        .handler = xscale_handle_cache_clean_address_command,
        .mode = COMMAND_ANY,
        .help = "Change address used for cleaning data cache.",
        .usage = "address",
    },
    {
        .chain = xscale_exec_command_handlers,
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 3506 of file xscale.c.

xscale_command_handlers

const struct command_registration xscale_command_handlers[]

static

Initial value:

= {
    {
        .chain = arm_command_handlers,
    },
    {
        .name = "xscale",
        .mode = COMMAND_ANY,
        .help = "xscale command group",
        .usage = "",
        .chain = xscale_any_command_handlers,
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 3506 of file xscale.c.

xscale_debug_handler

const uint8_t xscale_debug_handler[]

static

Initial value:

= {
}

Definition at line 64 of file xscale.c.

Referenced by xscale_deassert_reset(), and xscale_target_create().

xscale_exec_command_handlers

const struct command_registration xscale_exec_command_handlers[]

static

Definition at line 3506 of file xscale.c.

xscale_not

const char xscale_not[] = "target is not an XScale"

static

Definition at line 128 of file xscale.c.

Referenced by xscale_verify_pointer(), and xscale_virt2phys().

xscale_reg_arch_info

const struct xscale_reg xscale_reg_arch_info[]

static

Initial value:

= {
    {XSCALE_MAINID, NULL},
    {XSCALE_CACHETYPE, NULL},
    {XSCALE_CTRL, NULL},
    {XSCALE_AUXCTRL, NULL},
    {XSCALE_TTB, NULL},
    {XSCALE_DAC, NULL},
    {XSCALE_FSR, NULL},
    {XSCALE_FAR, NULL},
    {XSCALE_PID, NULL},
    {XSCALE_CPACCESS, NULL},
    {XSCALE_IBCR0, NULL},
    {XSCALE_IBCR1, NULL},
    {XSCALE_DBR0, NULL},
    {XSCALE_DBR1, NULL},
    {XSCALE_DBCON, NULL},
    {XSCALE_TBREG, NULL},
    {XSCALE_CHKPT0, NULL},
    {XSCALE_CHKPT1, NULL},
    {XSCALE_DCSR, NULL},    
    {-1, NULL}, 
    {-1, NULL}, 
    {-1, NULL}, 
}

Definition at line 68 of file xscale.c.

Referenced by xscale_build_reg_cache(), and xscale_free_reg_cache().

xscale_reg_list

const char* const xscale_reg_list[]

static

Initial value:

= {
    "XSCALE_MAINID",        
    "XSCALE_CACHETYPE",
    "XSCALE_CTRL",
    "XSCALE_AUXCTRL",
    "XSCALE_TTB",
    "XSCALE_DAC",
    "XSCALE_FSR",
    "XSCALE_FAR",
    "XSCALE_PID",
    "XSCALE_CPACCESS",
    "XSCALE_IBCR0",         
    "XSCALE_IBCR1",
    "XSCALE_DBR0",
    "XSCALE_DBR1",
    "XSCALE_DBCON",
    "XSCALE_TBREG",
    "XSCALE_CHKPT0",
    "XSCALE_CHKPT1",
    "XSCALE_DCSR",
    "XSCALE_TX",
    "XSCALE_RX",            
    "XSCALE_TXRXCTRL",
}

Definition at line 68 of file xscale.c.

Referenced by xscale_build_reg_cache().

xscale_reg_type

const struct reg_arch_type xscale_reg_type

static

Initial value:

= {
    .get = xscale_get_reg,
    .set = xscale_set_reg,
}

Definition at line 2655 of file xscale.c.

Referenced by xscale_build_reg_cache().

xscale_target

struct target_type xscale_target

Definition at line 3506 of file xscale.c.