armv7m_cache.c File Reference

Include dependency graph for armv7m_cache.c:

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Functions
int	armv7m_d_cache_flush (struct target *target, uint32_t address, unsigned int length)
int	armv7m_handle_cache_info_command (struct command_invocation *cmd, struct target *target)
int	armv7m_i_cache_inval (struct target *target, uint32_t address, unsigned int length)
int	armv7m_identify_cache (struct target *target)
static struct armv7m_cache_size	decode_ccsidr (uint32_t ccsidr)
static int	get_cache_info (struct adiv5_ap *ap, unsigned int cl, unsigned int ind, uint32_t *ccsidr)
static int	get_d_u_cache_info (struct adiv5_ap *ap, unsigned int cl, uint32_t *ccsidr)
static int	get_i_cache_info (struct adiv5_ap *ap, unsigned int cl, uint32_t *ccsidr)

Function Documentation

armv7m_d_cache_flush()

int armv7m_d_cache_flush	(	struct target *	target,
		uint32_t	address,
		unsigned int	length
	)

Definition at line 194 of file armv7m_cache.c.

References address, ALIGN_DOWN, armv7m_common::armv7m_cache, armv7m_cache_common::d_min_line_len, adiv5_ap::dap, dap_run(), DCCIMVAC, armv7m_common::debug_ap, ERROR_OK, armv7m_cache_common::has_d_u_cache, armv7m_cache_common::info_valid, keep_alive(), length, mem_ap_write_u32(), and target_to_armv7m().

Referenced by cortex_m_set_breakpoint(), and cortex_m_unset_breakpoint().

armv7m_handle_cache_info_command()

int armv7m_handle_cache_info_command	(	struct command_invocation *	cmd,
		struct target *	target
	)

Definition at line 242 of file armv7m_cache.c.

References armv7m_cache_common::arch, armv7m_common::armv7m_cache, armv7m_cache_size::associativity, armv7m_cache_size::cache_size, CLIDR_CTYPE_D_CACHE, CLIDR_CTYPE_I_CACHE, CLIDR_CTYPE_UNIFIED_CACHE, cmd, command_print(), armv7m_arch_cache::ctype, armv7m_arch_cache::d_u_size, ERROR_FAIL, ERROR_OK, armv7m_arch_cache::i_size, armv7m_cache_common::info_valid, armv7m_cache_size::line_len, armv7m_cache_common::loc, armv7m_cache_size::num_sets, target_to_armv7m(), and target_was_examined().

Referenced by COMMAND_HANDLER().

armv7m_i_cache_inval()

int armv7m_i_cache_inval	(	struct target *	target,
		uint32_t	address,
		unsigned int	length
	)

Definition at line 218 of file armv7m_cache.c.

References address, ALIGN_DOWN, armv7m_common::armv7m_cache, adiv5_ap::dap, dap_run(), armv7m_common::debug_ap, ERROR_OK, armv7m_cache_common::has_i_cache, armv7m_cache_common::i_min_line_len, ICIMVAU, armv7m_cache_common::info_valid, keep_alive(), length, mem_ap_write_u32(), and target_to_armv7m().

Referenced by cortex_m_set_breakpoint(), and cortex_m_unset_breakpoint().

armv7m_identify_cache()

int armv7m_identify_cache

(

struct target *

target

)

Definition at line 71 of file armv7m_cache.c.

References armv7m_cache_common::arch, armv7m_common::armv7m_cache, armv7m_cache_size::associativity, armv7m_cache_size::cache_size, CLIDR, CLIDR_CTYPE_D_CACHE, CLIDR_CTYPE_I_CACHE, CLIDR_CTYPE_MASK, CLIDR_CTYPE_UNIFIED_CACHE, CLIDR_LOC_MASK, CSSELR, CTR, CTR_DMINLINE_MASK, CTR_FORMAT_MASK, CTR_FORMAT_PROVIDED, CTR_IMINLINE_MASK, armv7m_arch_cache::ctype, armv7m_cache_common::d_min_line_len, armv7m_arch_cache::d_u_size, armv7m_common::debug_ap, decode_ccsidr(), ERROR_FAIL, ERROR_OK, FIELD_GET, get_d_u_cache_info(), get_i_cache_info(), armv7m_cache_common::has_d_u_cache, armv7m_cache_common::has_i_cache, armv7m_cache_common::i_min_line_len, armv7m_arch_cache::i_size, armv7m_cache_size::index, armv7m_cache_size::index_shift, armv7m_cache_common::info_valid, armv7m_cache_size::line_len, armv7m_cache_common::loc, LOG_ERROR, LOG_TARGET_DEBUG, mem_ap_read_atomic_u32(), mem_ap_read_u32(), mem_ap_write_atomic_u32(), target_to_armv7m(), armv7m_cache_size::way, and armv7m_cache_size::way_shift.

Referenced by cortex_m_examine().

decode_ccsidr()

static struct armv7m_cache_size decode_ccsidr ( uint32_t  ccsidr )

static

Definition at line 43 of file armv7m_cache.c.

References CSSELR_IND_INSTRUCTION_CACHE, and get_cache_info().

Referenced by armv7m_identify_cache().

get_cache_info()

static int get_cache_info ( struct adiv5_ap *  ap, unsigned int  cl, unsigned int  ind, uint32_t *  ccsidr  )

static

Definition at line 24 of file armv7m_cache.c.

References CCSIDR, CSSELR, CSSELR_IND_MASK, CSSELR_LEVEL_MASK, ERROR_OK, FIELD_PREP, mem_ap_read_u32(), and mem_ap_write_u32().

Referenced by decode_ccsidr(), and get_d_u_cache_info().

get_d_u_cache_info()

static int get_d_u_cache_info ( struct adiv5_ap *  ap, unsigned int  cl, uint32_t *  ccsidr  )

static

Definition at line 37 of file armv7m_cache.c.

References CSSELR_IND_DATA_OR_UNIFIED_CACHE, and get_cache_info().

Referenced by armv7m_identify_cache().

get_i_cache_info()

static int get_i_cache_info ( struct adiv5_ap *  ap, unsigned int  cl, uint32_t *  ccsidr  )

static

Definition at line 43 of file armv7m_cache.c.

Referenced by armv7m_identify_cache().