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Let firmware info be optional to save RAM #83

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Let firmware info be optional to save RAM #83

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15 changes: 12 additions & 3 deletions cm_backtrace/cm_backtrace.c
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Original file line number Diff line number Diff line change
Expand Up @@ -119,9 +119,14 @@ static const char * const print_info[] = {
#endif
};

static char fw_name[CMB_NAME_MAX + 1] = {0};
static char hw_ver[CMB_NAME_MAX + 1] = {0};
static char sw_ver[CMB_NAME_MAX + 1] = {0};
#ifdef CMB_NOT_USING_FIRMWARE_INFO
static const char * const fw_name = "x";
#else
static char fw_name[CMB_NAME_MAX + 1] = {0};
static char hw_ver[CMB_NAME_MAX + 1] = {0};
static char sw_ver[CMB_NAME_MAX + 1] = {0};
#endif

static uint32_t main_stack_start_addr = 0;
static size_t main_stack_size = 0;
static uint32_t code_start_addr = 0;
Expand All @@ -143,9 +148,11 @@ static bool on_thread_before_fault = false;
* library initialize
*/
void cm_backtrace_init(const char *firmware_name, const char *hardware_ver, const char *software_ver) {
#ifndef CMB_NOT_USING_FIRMWARE_INFO
strncpy(fw_name, firmware_name, CMB_NAME_MAX);
strncpy(hw_ver, hardware_ver, CMB_NAME_MAX);
strncpy(sw_ver, software_ver, CMB_NAME_MAX);
#endif

#if defined(__ARMCC_VERSION)
main_stack_start_addr = (uint32_t)&CSTACK_BLOCK_START(CMB_CSTACK_BLOCK_NAME);
Expand Down Expand Up @@ -178,7 +185,9 @@ void cm_backtrace_init(const char *firmware_name, const char *hardware_ver, cons
* print firmware information, such as: firmware name, hardware version, software version
*/
void cm_backtrace_firmware_info(void) {
#ifndef CMB_NOT_USING_FIRMWARE_INFO
cmb_println(print_info[PRINT_FIRMWARE_INFO], fw_name, hw_ver, sw_ver);
#endif
}

#ifdef CMB_USING_OS_PLATFORM
Expand Down
2 changes: 2 additions & 0 deletions cm_backtrace/cmb_cfg.h
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,8 @@
/* #define CMB_USING_DUMP_STACK_INFO */
/* language of print information */
/* #define CMB_PRINT_LANGUAGE CMB_PRINT_LANGUAGE_ENGLISH(default) or CMB_PRINT_LANGUAGE_CHINESE or CMB_PRINT_LANGUAGE_CHINESE_UTF8 */
/* disable storing and printing firmware information */
/* #define CMB_NOT_USING_FIRMWARE_INFO */
#endif

#endif /* _CMB_CFG_H_ */