static void hifi_dump_dsp(DUMP_DSP_INDEX index)
{
int ret = 0;
mm_segment_t fs;
struct file *fp = NULL;
int file_flag = O_RDWR;
struct kstat file_stat;
int write_size = 0;
unsigned int err_no = 0xFFFFFFFF;
char tmp_buf[64] = {0};
unsigned long tmp_len = 0;
struct rtc_time cur_tm;
struct timespec now;
char* file_name = g_dsp_dump_info[index].file_name;
char* data_addr = NULL;
unsigned int data_len = g_dsp_dump_info[index].data_len;
char* is_panic = "i'm panic.\n\n";
char* is_exception = "i'm exception.\n\n";
char* not_panic = "i'm ok.\n\n";
if (down_interruptible(&g_misc_data.dsp_dump_sema) < 0) {
loge("acquire the semaphore error!\n");
return;
}
IN_FUNCTION;
while (1) {
if (atomic_read(&hifi_in_suspend))
msleep(100);
else {
atomic_set(&hifi_in_saving, 1);
break;
}
}
g_misc_data.dsp_log_addr = (char*)ioremap(DRV_DSP_UART_TO_MEM, DRV_DSP_UART_TO_MEM_SIZE);
if (NULL == g_misc_data.dsp_log_addr) {
loge("dsp log ioremap Error!\n");
return;
}
g_dsp_dump_info[NORMAL_LOG].data_addr = g_misc_data.dsp_log_addr + DRV_DSP_UART_TO_MEM_RESERVE_SIZE;
g_dsp_dump_info[PANIC_LOG].data_addr = g_misc_data.dsp_log_addr + DRV_DSP_UART_TO_MEM_RESERVE_SIZE;
data_addr = g_dsp_dump_info[index].data_addr;
fs = get_fs();
set_fs(KERNEL_DS);
ret = hifi_create_dir(HIFI_LOG_PATH_PARENT);
if (0 != ret) {
goto END;
}
ret = hifi_create_dir(HIFI_LOG_PATH);
if (0 != ret) {
goto END;
}
ret = vfs_stat(file_name, &file_stat);
if (ret < 0) {
logi("there isn't a dsp log file, and need to create.\n");
file_flag |= O_CREAT;
}
fp = filp_open(file_name, file_flag, 0755);
if (IS_ERR(fp)) {
loge("open file fail: %s, 0x%x.\n", file_name, (unsigned int)fp);
fp = NULL;
goto END;
}
/*write from file start*/
vfs_llseek(fp, 0, SEEK_SET);
/*write file head*/
if (DUMP_DSP_LOG == g_dsp_dump_info[index].dump_type) {
/*write dump log time*/
now = current_kernel_time();
rtc_time_to_tm(now.tv_sec, &cur_tm);
memset(tmp_buf, 0, 64);
tmp_len = sprintf(tmp_buf, "%04d-%02d-%02d %02d:%02d:%02d.\n",
cur_tm.tm_year+1900, cur_tm.tm_mon+1,
cur_tm.tm_mday, cur_tm.tm_hour,
cur_tm.tm_min, cur_tm.tm_sec);
vfs_write(fp, tmp_buf, tmp_len, &fp->f_pos);
/*write exception no*/
memset(tmp_buf, 0, 64);
err_no = (unsigned int)(*(g_misc_data.dsp_exception_no));
if (err_no != 0xFFFFFFFF) {
tmp_len = sprintf(tmp_buf, "the exception no: %u.\n", err_no);
} else {
tmp_len = sprintf(tmp_buf, "%s", "hifi is fine, just dump log.\n");
}
vfs_write(fp, tmp_buf, tmp_len, &fp->f_pos);
/*write error type*/
if (0xdeadbeaf == *g_misc_data.dsp_panic_mark) {
vfs_write(fp, is_panic, strlen(is_panic), &fp->f_pos);
} else if(0xbeafdead == *g_misc_data.dsp_panic_mark){
vfs_write(fp, is_exception, strlen(is_exception), &fp->f_pos);
} else {
vfs_write(fp, not_panic, strlen(not_panic), &fp->f_pos);
}
}
/*write dsp info*/
if((write_size = vfs_write(fp, data_addr, data_len, &fp->f_pos)) < 0) {
loge("write file fail.\n");
}
logi("write file size: %d.\n", write_size);
END:
if (fp) {
filp_close(fp, 0);
}
set_fs(fs);
if (NULL != g_misc_data.dsp_log_addr) {
iounmap(g_misc_data.dsp_log_addr);
g_misc_data.dsp_log_addr = NULL;
}
atomic_set(&hifi_in_saving, 0);
up(&g_misc_data.dsp_dump_sema);
OUT_FUNCTION;
return;
}
static void hifi_dump_dsp(DUMP_DSP_INDEX index)
{
int ret = 0;
mm_segment_t fs = 0;
struct file *fp = NULL;
int file_flag = O_RDWR;
struct kstat file_stat;
int write_size = 0;
unsigned int err_no = 0xFFFFFFFF;
char tmp_buf[64] = {0};
unsigned long tmp_len = 0;
struct rtc_time cur_tm;
struct timespec now;
char* file_name = s_dsp_dump_info[index].file_name;
char* data_addr = NULL;
unsigned int data_len = s_dsp_dump_info[index].data_len;
char* is_panic = "i'm panic.\n";
char* is_exception = "i'm exception.\n";
char* not_panic = "i'm ok.\n";
if ((index != NORMAL_LOG) && (index != PANIC_LOG) && g_om_data.is_watchdog_coming) {
logi("watchdog is coming,so don't dump %s\n", file_name);
return;
}
if (rdr_nv_get_value(RDR_NV_HIFI) != 1) {
loge("do not save hifi log in nv config \n");
return;
}
if (down_interruptible(&g_om_data.dsp_dump_sema) < 0) {
loge("acquire the semaphore error.\n");
return;
}
IN_FUNCTION;
hifi_get_log_signal();
g_om_data.dsp_log_addr = (char*)ioremap_wc(DRV_DSP_UART_TO_MEM, DRV_DSP_UART_TO_MEM_SIZE);
if (NULL == g_om_data.dsp_log_addr) {
loge("dsp log ioremap_wc fail.\n");
goto END;
}
s_dsp_dump_info[NORMAL_LOG].data_addr = g_om_data.dsp_log_addr + DRV_DSP_UART_TO_MEM_RESERVE_SIZE;
s_dsp_dump_info[PANIC_LOG].data_addr = g_om_data.dsp_log_addr + DRV_DSP_UART_TO_MEM_RESERVE_SIZE;
if(index == OCRAM_BIN)
{
s_dsp_dump_info[index].data_addr = (unsigned char*)ioremap_wc(HIFI_OCRAM_BASE_ADDR, HIFI_IMAGE_OCRAMBAK_SIZE);
}
if(index == TCM_BIN)
{
s_dsp_dump_info[index].data_addr = (unsigned char*)ioremap_wc(HIFI_TCM_BASE_ADDR, HIFI_IMAGE_TCMBAK_SIZE);
}
if (NULL == s_dsp_dump_info[index].data_addr) {
loge("dsp log ioremap_wc fail.\n");
goto END;
}
data_addr = s_dsp_dump_info[index].data_addr;
fs = get_fs();
set_fs(KERNEL_DS);
ret = hifi_create_dir(HIFI_LOG_PATH_PARENT);
if (0 != ret) {
goto END;
}
ret = hifi_create_dir(HIFI_LOG_PATH);
if (0 != ret) {
goto END;
}
ret = vfs_stat(file_name, &file_stat);
if (ret < 0) {
logi("there isn't a dsp log file:%s, and need to create.\n", file_name);
file_flag |= O_CREAT;
}
fp = filp_open(file_name, file_flag, 0664);
if (IS_ERR(fp)) {
loge("open file fail: %s.\n", file_name);
fp = NULL;
goto END;
}
/*write from file start*/
vfs_llseek(fp, 0, SEEK_SET);
/*write file head*/
if (DUMP_DSP_LOG == s_dsp_dump_info[index].dump_type) {
/*write dump log time*/
now = current_kernel_time();
rtc_time_to_tm(now.tv_sec, &cur_tm);
memset(tmp_buf, 0, 64);
tmp_len = sprintf(tmp_buf, "%04d-%02d-%02d %02d:%02d:%02d.\n",
cur_tm.tm_year+1900, cur_tm.tm_mon+1,
cur_tm.tm_mday, cur_tm.tm_hour,
cur_tm.tm_min, cur_tm.tm_sec);
vfs_write(fp, tmp_buf, tmp_len, &fp->f_pos);
/*write exception no*/
memset(tmp_buf, 0, 64);
err_no = (unsigned int)(*(g_om_data.dsp_exception_no));
if (err_no != 0xFFFFFFFF) {
tmp_len = sprintf(tmp_buf, "the exception no: %u.\n", err_no);
} else {
tmp_len = sprintf(tmp_buf, "%s", "hifi is fine, just dump log.\n");
}
vfs_write(fp, tmp_buf, tmp_len, &fp->f_pos);
/*write error type*/
if (0xdeadbeaf == *g_om_data.dsp_panic_mark) {
vfs_write(fp, is_panic, strlen(is_panic), &fp->f_pos);
} else if(0xbeafdead == *g_om_data.dsp_panic_mark){
vfs_write(fp, is_exception, strlen(is_exception), &fp->f_pos);
} else {
vfs_write(fp, not_panic, strlen(not_panic), &fp->f_pos);
}
}
/*write dsp info*/
if((write_size = vfs_write(fp, data_addr, data_len, &fp->f_pos)) < 0) {
loge("write file fail.\n");
}
logi("write file size: %d.\n", write_size);
END:
if (fp) {
filp_close(fp, 0);
}
set_fs(fs);
if (NULL != g_om_data.dsp_log_addr) {
iounmap(g_om_data.dsp_log_addr);
g_om_data.dsp_log_addr = NULL;
}
if((index == OCRAM_BIN || index == TCM_BIN) && (NULL != s_dsp_dump_info[index].data_addr))
{
iounmap(s_dsp_dump_info[index].data_addr);
s_dsp_dump_info[index].data_addr = NULL;
}
hifi_release_log_signal();
up(&g_om_data.dsp_dump_sema);
OUT_FUNCTION;
return;
}
