zephyr.c File Reference

Include dependency graph for zephyr.c:

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Data Structures
struct	zephyr_array
struct	zephyr_params
struct	zephyr_thread

Macros
#define	ARC_AUX_SEC_BUILD_REG   0xdb
#define	ARC_REG_NUM   38
#define	ARM_XPSR_OFFSET   28
#define	UNIMPLEMENTED   0xFFFFFFFFU

Enumerations
enum	zephyr_offsets {   OFFSET_VERSION , OFFSET_K_CURR_THREAD , OFFSET_K_THREADS , OFFSET_T_ENTRY ,   OFFSET_T_NEXT_THREAD , OFFSET_T_STATE , OFFSET_T_USER_OPTIONS , OFFSET_T_PRIO ,   OFFSET_T_STACK_POINTER , OFFSET_T_NAME , OFFSET_T_ARCH , OFFSET_T_PREEMPT_FLOAT ,   OFFSET_T_COOP_FLOAT , OFFSET_T_ARM_EXC_RETURN , OFFSET_MAX }
enum	zephyr_symbol_values {   ZEPHYR_VAL__KERNEL , ZEPHYR_VAL__KERNEL_OPENOCD_OFFSETS , ZEPHYR_VAL__KERNEL_OPENOCD_SIZE_T_SIZE , ZEPHYR_VAL__KERNEL_OPENOCD_NUM_OFFSETS ,   ZEPHYR_VAL_COUNT }

Functions
static void *	zephyr_array_append (struct zephyr_array *array, size_t size)
static void *	zephyr_array_detach_ptr (struct zephyr_array *array)
static void	zephyr_array_free (struct zephyr_array *array)
static void	zephyr_array_init (struct zephyr_array *array)
static target_addr_t	zephyr_cortex_m_stack_align (struct target *target, const uint8_t *stack_data, const struct rtos_register_stacking *stacking, target_addr_t stack_ptr)
static int	zephyr_create (struct target *target)
static bool	zephyr_detect_rtos (struct target *target)
static int	zephyr_fetch_thread (const struct rtos *rtos, struct zephyr_thread *thread, uint32_t ptr)
static int	zephyr_fetch_thread_list (struct rtos *rtos, uint32_t current_thread)
static int	zephyr_get_arc_state (struct rtos *rtos, target_addr_t *addr, struct zephyr_params *params, struct rtos_reg *callee_saved_reg_list, struct rtos_reg **reg_list, int *num_regs)
static int	zephyr_get_arm_state (struct rtos *rtos, target_addr_t *addr, struct zephyr_params *params, struct rtos_reg *callee_saved_reg_list, struct rtos_reg **reg_list, int *num_regs)
static int	zephyr_get_symbol_list_to_lookup (struct symbol_table_elem **symbol_list)
static int	zephyr_get_thread_reg_list (struct rtos *rtos, int64_t thread_id, struct rtos_reg **reg_list, int *num_regs)
static uint32_t	zephyr_kptr (const struct rtos *rtos, enum zephyr_offsets off)
static int	zephyr_update_threads (struct rtos *rtos)

Variables
static const struct stack_register_offset	arc_callee_saved []
static const struct rtos_register_stacking	arc_callee_saved_stacking
static struct stack_register_offset	arc_cpu_saved []
static struct rtos_register_stacking	arc_cpu_saved_stacking
static const struct stack_register_offset	arm_callee_saved []
static const struct rtos_register_stacking	arm_callee_saved_stacking
static const struct stack_register_offset	arm_cpu_saved []
static const struct rtos_register_stacking	arm_cpu_saved_fp_stacking
static const struct rtos_register_stacking	arm_cpu_saved_nofp_stacking
static struct zephyr_params	zephyr_params_list []
const struct rtos_type	zephyr_rtos
static const struct symbol_table_elem	zephyr_symbol_list []

Macro Definition Documentation

ARC_AUX_SEC_BUILD_REG

#define ARC_AUX_SEC_BUILD_REG   0xdb

Definition at line 30 of file zephyr.c.

ARC_REG_NUM

#define ARC_REG_NUM   38

Definition at line 31 of file zephyr.c.

ARM_XPSR_OFFSET

#define ARM_XPSR_OFFSET   28

Definition at line 34 of file zephyr.c.

UNIMPLEMENTED

#define UNIMPLEMENTED   0xFFFFFFFFU

Definition at line 27 of file zephyr.c.

Enumeration Type Documentation

zephyr_offsets

enum zephyr_offsets

Enumerator
OFFSET_VERSION
OFFSET_K_CURR_THREAD
OFFSET_K_THREADS
OFFSET_T_ENTRY
OFFSET_T_NEXT_THREAD
OFFSET_T_STATE
OFFSET_T_USER_OPTIONS
OFFSET_T_PRIO
OFFSET_T_STACK_POINTER
OFFSET_T_NAME
OFFSET_T_ARCH
OFFSET_T_PREEMPT_FLOAT
OFFSET_T_COOP_FLOAT
OFFSET_T_ARM_EXC_RETURN
OFFSET_MAX

Definition at line 46 of file zephyr.c.

zephyr_symbol_values

enum zephyr_symbol_values

Enumerator
ZEPHYR_VAL__KERNEL
ZEPHYR_VAL__KERNEL_OPENOCD_OFFSETS
ZEPHYR_VAL__KERNEL_OPENOCD_SIZE_T_SIZE
ZEPHYR_VAL__KERNEL_OPENOCD_NUM_OFFSETS
ZEPHYR_VAL_COUNT

Definition at line 185 of file zephyr.c.

Function Documentation

zephyr_array_append()

static void* zephyr_array_append ( struct zephyr_array *  array, size_t  size  )

static

Definition at line 475 of file zephyr.c.

References zephyr_array::elements, LOG_ERROR, NULL, zephyr_array::ptr, and size.

Referenced by zephyr_fetch_thread_list().

zephyr_array_detach_ptr()

static void* zephyr_array_detach_ptr ( struct zephyr_array *  array )

static

Definition at line 491 of file zephyr.c.

References zephyr_array::ptr, and zephyr_array_init().

Referenced by zephyr_fetch_thread_list().

zephyr_array_free()

static void zephyr_array_free ( struct zephyr_array *  array )

static

Definition at line 469 of file zephyr.c.

References zephyr_array::ptr, and zephyr_array_init().

Referenced by zephyr_fetch_thread_list().

zephyr_array_init()

static void zephyr_array_init ( struct zephyr_array *  array )

static

Definition at line 463 of file zephyr.c.

References zephyr_array::elements, NULL, and zephyr_array::ptr.

Referenced by zephyr_array_detach_ptr(), zephyr_array_free(), and zephyr_fetch_thread_list().

zephyr_cortex_m_stack_align()

static target_addr_t zephyr_cortex_m_stack_align ( struct target *  target, const uint8_t *  stack_data, const struct rtos_register_stacking *  stacking, target_addr_t  stack_ptr  )

static

Definition at line 193 of file zephyr.c.

zephyr_create()

static int zephyr_create ( struct target *  target )

static

Definition at line 418 of file zephyr.c.

References ARC_AUX_SEC_BUILD_REG, arc_cpu_saved, arc_cpu_saved_stacking, arc_jtag_read_aux_reg_one(), ARC_REG_NUM, CHECK_RETVAL, ERROR_FAIL, ERROR_OK, arc_common::jtag_info, LOG_DEBUG, LOG_ERROR, LOG_INFO, name, stack_register_offset::offset, target::rtos, rtos::rtos_specific_params, rtos_register_stacking::stack_registers_size, zephyr_params::target_name, target_to_arc(), target_type_name(), and zephyr_params_list.

zephyr_detect_rtos()

static bool zephyr_detect_rtos ( struct target *  target )

static

Definition at line 395 of file zephyr.c.

References symbol_table_elem::address, LOG_INFO, symbol_table_elem::optional, target::rtos, rtos::symbols, ZEPHYR_VAL__KERNEL, and ZEPHYR_VAL_COUNT.

zephyr_fetch_thread()

static int zephyr_fetch_thread ( const struct rtos *  rtos, struct zephyr_thread *  thread, uint32_t  ptr  )

static

Definition at line 507 of file zephyr.c.

References zephyr_thread::entry, ERROR_OK, LOG_DEBUG, zephyr_thread::name, zephyr_thread::next_ptr, OFFSET_T_ENTRY, OFFSET_T_NAME, OFFSET_T_NEXT_THREAD, OFFSET_T_PRIO, OFFSET_T_STACK_POINTER, OFFSET_T_STATE, OFFSET_T_USER_OPTIONS, zephyr_params::offsets, zephyr_thread::prio, zephyr_thread::ptr, rtos::rtos_specific_params, zephyr_thread::stack_pointer, zephyr_thread::state, rtos::target, target_read_buffer(), target_read_u32(), target_read_u8(), UNIMPLEMENTED, and zephyr_thread::user_options.

Referenced by zephyr_fetch_thread_list().

zephyr_fetch_thread_list()

static int zephyr_fetch_thread_list ( struct rtos *  rtos, uint32_t  current_thread  )

static

Definition at line 568 of file zephyr.c.

References alloc_printf(), rtos::current_thread, rtos::current_threadid, zephyr_array::elements, zephyr_thread::entry, ERROR_FAIL, ERROR_OK, thread_detail::exists, thread_detail::extra_info_str, LOG_DEBUG, LOG_ERROR, zephyr_thread::name, zephyr_thread::next_ptr, OFFSET_K_THREADS, zephyr_thread::prio, zephyr_thread::ptr, zephyr_array::ptr, rtos_free_threadlist(), rtos::target, target_read_u32(), rtos::thread_count, rtos::thread_details, thread_detail::thread_name_str, thread_detail::threadid, zephyr_thread::user_options, zephyr_array_append(), zephyr_array_detach_ptr(), zephyr_array_free(), zephyr_array_init(), zephyr_fetch_thread(), and zephyr_kptr().

Referenced by zephyr_update_threads().

zephyr_get_arc_state()

static int zephyr_get_arc_state ( struct rtos *  rtos, target_addr_t *  addr, struct zephyr_params *  params, struct rtos_reg *  callee_saved_reg_list, struct rtos_reg **  reg_list, int *  num_regs  )

static

Definition at line 227 of file zephyr.c.

References addr, ARC_BLINK, arc_cpu_saved, arc_cpu_saved_stacking, ARC_PC, ARC_SP, ARRAY_SIZE, buf_cpy(), zephyr_params::callee_saved_stacking, zephyr_params::cpu_saved_nofp_stacking, ERROR_FAIL, ERROR_OK, LOG_ERROR, number, rtos_generic_stack_read(), size, rtos_register_stacking::stack_registers_size, rtos::target, and target_read_u32().

zephyr_get_arm_state()

static int zephyr_get_arm_state ( struct rtos *  rtos, target_addr_t *  addr, struct zephyr_params *  params, struct rtos_reg *  callee_saved_reg_list, struct rtos_reg **  reg_list, int *  num_regs  )

static

Definition at line 298 of file zephyr.c.

References addr, buf_cpy(), zephyr_params::callee_saved_stacking, zephyr_params::cpu_saved_fp_stacking, zephyr_params::cpu_saved_nofp_stacking, ERROR_OK, number, OFFSET_T_PREEMPT_FLOAT, zephyr_params::offsets, rtos_generic_stack_read(), size, rtos::target, target_buffer_get_u32(), UNIMPLEMENTED, and rtos_reg::value.

zephyr_get_symbol_list_to_lookup()

static int zephyr_get_symbol_list_to_lookup ( struct symbol_table_elem **  symbol_list )

static

Definition at line 777 of file zephyr.c.

References ERROR_FAIL, ERROR_OK, LOG_ERROR, and zephyr_symbol_list.

zephyr_get_thread_reg_list()

static int zephyr_get_thread_reg_list ( struct rtos *  rtos, int64_t  thread_id, struct rtos_reg **  reg_list, int *  num_regs  )

static

Definition at line 747 of file zephyr.c.

References addr, zephyr_params::callee_saved_stacking, ERROR_FAIL, zephyr_params::get_cpu_state, LOG_INFO, NULL, stack_register_offset::offset, OFFSET_T_STACK_POINTER, zephyr_params::offsets, rtos_register_stacking::register_offsets, and rtos::rtos_specific_params.

zephyr_kptr()

static uint32_t zephyr_kptr ( const struct rtos *  rtos, enum zephyr_offsets  off  )

static

Definition at line 500 of file zephyr.c.

References symbol_table_elem::address, zephyr_params::offsets, rtos::rtos_specific_params, rtos::symbols, and ZEPHYR_VAL__KERNEL.

Referenced by zephyr_fetch_thread_list(), and zephyr_update_threads().

zephyr_update_threads()

static int zephyr_update_threads ( struct rtos *  rtos )

static

Definition at line 636 of file zephyr.c.

References symbol_table_elem::address, ERROR_FAIL, ERROR_OK, LOG_DEBUG, LOG_ERROR, zephyr_params::num_offsets, OFFSET_K_CURR_THREAD, OFFSET_MAX, OFFSET_T_COOP_FLOAT, OFFSET_T_STACK_POINTER, OFFSET_VERSION, zephyr_params::offsets, rtos::rtos_specific_params, zephyr_params::size_width, rtos::symbols, rtos::target, target_read_u32(), target_read_u8(), UNIMPLEMENTED, zephyr_fetch_thread_list(), zephyr_kptr(), ZEPHYR_VAL__KERNEL, ZEPHYR_VAL__KERNEL_OPENOCD_NUM_OFFSETS, ZEPHYR_VAL__KERNEL_OPENOCD_OFFSETS, and ZEPHYR_VAL__KERNEL_OPENOCD_SIZE_T_SIZE.

Variable Documentation

arc_callee_saved

const struct stack_register_offset arc_callee_saved[]

static

Initial value:

= {
    { ARC_R13,  0,  32 },
    { ARC_R14,  4,  32 },
    { ARC_R15,  8,  32 },
    { ARC_R16,  12,  32 },
    { ARC_R17,  16,  32 },
    { ARC_R18,  20,  32 },
    { ARC_R19,  24,  32 },
    { ARC_R20,  28,  32 },
    { ARC_R21,  32,  32 },
    { ARC_R22,  36,  32 },
    { ARC_R23,  40,  32 },
    { ARC_R24,  44,  32 },
    { ARC_R25,  48,  32 },
    { ARC_GP,  52,  32 },
    { ARC_FP,  56,  32 },
    { ARC_R30,  60,  32 }
}

Definition at line 1 of file zephyr.c.

arc_callee_saved_stacking

const struct rtos_register_stacking arc_callee_saved_stacking

static

Initial value:

= {
    .stack_registers_size = 64,
    .stack_growth_direction = -1,
    .num_output_registers = ARRAY_SIZE(arc_callee_saved),
    .register_offsets = arc_callee_saved,
}

Definition at line 1 of file zephyr.c.

arc_cpu_saved

struct stack_register_offset arc_cpu_saved[]

static

Definition at line 1 of file zephyr.c.

Referenced by zephyr_create(), and zephyr_get_arc_state().

arc_cpu_saved_stacking

struct rtos_register_stacking arc_cpu_saved_stacking

static

Initial value:

= {
    .stack_registers_size = 8,
    .stack_growth_direction = -1,
    .num_output_registers = ARRAY_SIZE(arc_cpu_saved),
    .register_offsets = arc_cpu_saved,
}

Definition at line 193 of file zephyr.c.

Referenced by zephyr_create(), and zephyr_get_arc_state().

arm_callee_saved

const struct stack_register_offset arm_callee_saved[]

static

Initial value:

= {
    { ARMV7M_R13, 32, 32 },
    { ARMV7M_R4,  0,  32 },
    { ARMV7M_R5,  4,  32 },
    { ARMV7M_R6,  8,  32 },
    { ARMV7M_R7,  12, 32 },
    { ARMV7M_R8,  16, 32 },
    { ARMV7M_R9,  20, 32 },
    { ARMV7M_R10, 24, 32 },
    { ARMV7M_R11, 28, 32 },
}

Definition at line 1 of file zephyr.c.

arm_callee_saved_stacking

const struct rtos_register_stacking arm_callee_saved_stacking

static

Initial value:

= {
    .stack_registers_size = 36,
    .stack_growth_direction = -1,
    .num_output_registers = ARRAY_SIZE(arm_callee_saved),
    .register_offsets = arm_callee_saved,
}

Definition at line 1 of file zephyr.c.

arm_cpu_saved

const struct stack_register_offset arm_cpu_saved[]

static

Initial value:

= {
    { ARMV7M_R0,   0,  32 },
    { ARMV7M_R1,   4,  32 },
    { ARMV7M_R2,   8,  32 },
    { ARMV7M_R3,   12, 32 },
    { ARMV7M_R4,   -1, 32 },
    { ARMV7M_R5,   -1, 32 },
    { ARMV7M_R6,   -1, 32 },
    { ARMV7M_R7,   -1, 32 },
    { ARMV7M_R8,   -1, 32 },
    { ARMV7M_R9,   -1, 32 },
    { ARMV7M_R10,  -1, 32 },
    { ARMV7M_R11,  -1, 32 },
    { ARMV7M_R12,  16, 32 },
    { ARMV7M_R13,  -2, 32 },
    { ARMV7M_R14,  20, 32 },
    { ARMV7M_PC,   24, 32 },
    { ARMV7M_XPSR, 28, 32 },
}

Definition at line 1 of file zephyr.c.

arm_cpu_saved_fp_stacking

const struct rtos_register_stacking arm_cpu_saved_fp_stacking

static

Initial value:

= {
    .stack_registers_size = 32 + 18 * 4,
    .stack_growth_direction = -1,
    .num_output_registers = ARRAY_SIZE(arm_cpu_saved),
    .calculate_process_stack = zephyr_cortex_m_stack_align,
    .register_offsets = arm_cpu_saved,
}

Definition at line 193 of file zephyr.c.

arm_cpu_saved_nofp_stacking

const struct rtos_register_stacking arm_cpu_saved_nofp_stacking

static

Initial value:

= {
    .stack_registers_size = 32,
    .stack_growth_direction = -1,
    .num_output_registers = ARRAY_SIZE(arm_cpu_saved),
    .calculate_process_stack = zephyr_cortex_m_stack_align,
    .register_offsets = arm_cpu_saved,
}

Definition at line 193 of file zephyr.c.

zephyr_params_list

struct zephyr_params zephyr_params_list[]

static

Definition at line 298 of file zephyr.c.

Referenced by zephyr_create().

zephyr_rtos

const struct rtos_type zephyr_rtos

Initial value:

= {
    .name = "Zephyr",
 
    .detect_rtos = zephyr_detect_rtos,
    .create = zephyr_create,
    .update_threads = zephyr_update_threads,
    .get_thread_reg_list = zephyr_get_thread_reg_list,
    .get_symbol_list_to_lookup = zephyr_get_symbol_list_to_lookup,
}

Definition at line 777 of file zephyr.c.

zephyr_symbol_list

const struct symbol_table_elem zephyr_symbol_list[]

static

Initial value:

= {
    {
        .symbol_name = "_kernel",
        .optional = false
    },
    {
        .symbol_name = "_kernel_thread_info_offsets",
        .optional = false
    },
    {
        .symbol_name = "_kernel_thread_info_size_t_size",
        .optional = false
    },
    {
        .symbol_name = "_kernel_thread_info_num_offsets",
        .optional = true
    },
    {
        .symbol_name = NULL
    }
}

Definition at line 298 of file zephyr.c.

Referenced by zephyr_get_symbol_list_to_lookup().