/*******************************************************************************
函数名称: MML_Exit
功能说明: 无
输入参数: 无
输出参数: 无
返 回 值:
>=0: 成功
< 0: 错误代码
作 者: 曾华荣 ([email protected])
修改时间: 2012年4月15日
说 明: 无
*******************************************************************************/
void MML_Exit(int32_t v_para)
{
int32_t ret = 0;
g_exit = B_TRUE;
ret = SEND_CMD(MML_CMD_INIT);
if (0 != ret)
{
OS_PRINT("Send cmd failed. cmd: %d, ret: %d\n", MML_CMD_INIT, ret);
}
return;
}
/* This is user space implementation of osal_firmware_request()
It copies fw image file to a malloced buffer and update the
size and buffer pointer in fw_ctxt.
*/
osal_result os_firmware_request(const char *fw_image_fs_path,
os_firmware_t *fw_ctxt)
{
FILE *fp = NULL;
osal_result os_ret = OSAL_ERROR;
if ( NULL != fw_ctxt) {
fp = fopen(fw_image_fs_path, "rb");
if (NULL != fp) {
fseek(fp, 0L, SEEK_END);
fw_ctxt->fw_size = ftell(fp); /* get image size */
fseek(fp, 0L, SEEK_SET );
/*Allocate buffer for fw image */
fw_ctxt->fw_address = OS_ALLOC(fw_ctxt->fw_size);
if (NULL != fw_ctxt->fw_address) {
size_t data_read;
data_read = fread(fw_ctxt->fw_address, 1, fw_ctxt->fw_size, fp);
if (data_read == fw_ctxt->fw_size) {
os_ret = OSAL_SUCCESS;
}
}
fclose(fp);
} else {
OS_PRINT("ERR: %s file not found \n", fw_image_fs_path);
}
} else {
os_ret = OSAL_INVALID_PARAM;
OS_PRINT("ERR: fw_ctxt is NULL\n");
}
return os_ret;
}
/*******************************************************************************
函数名称: MmlSendCmd
功能说明: 无
输入参数: 无
输出参数: 无
返 回 值:
>=0: 成功
< 0: 错误代码
作 者: 曾华荣 ([email protected])
修改时间: 2012年4月15日
说 明: 无
*******************************************************************************/
void MmlSendCmd(void)
{
int32_t ret = 0;
uint32_t waitTimeCnt = 0;
/* 初始化 */
memset(&g_userCmd, 0, sizeof(g_userCmd));
g_userCmd.status = MML_STATUS_INIT;
g_exit = B_FALSE;
/* 注册信号函数 */
signal(SIGINT, MML_Exit);
signal(SIGKILL, MML_Exit);
signal(SIGTERM, MML_Exit);
/* 发送命令 */
g_userCmd.status = MML_STATUS_INPUT_OK;
ret = SEND_CMD(MML_CMD_PROCESS_CMD);
if (0 != ret)
{
OS_PRINT("Send cmd failed. cmd: %d, ret: %d\n", MML_CMD_PROCESS_CMD, ret);
MML_Exit(0);
return;
}
/* 检查命令执行结果 */
while (B_FALSE == g_exit)
{
if ((MML_STATUS_INIT == g_userCmd.status)
|| (MML_STATUS_OUTPUT_BEGIN == g_userCmd.status))
{
if (MML_STATUS_INIT == g_userCmd.status)
{
waitTimeCnt += MML_WAIT_TIME;
if (MML_WAIT_TIMEOUT < waitTimeCnt)
{
OS_PRINT("Wait for result overtime.\n");
MML_Exit(0);
return;
}
}
ret = SEND_CMD(MML_CMD_GET_RESULT);
if (0 != ret)
{
OS_PRINT("Send cmd failed. cmd: %d, ret: %d\n", MML_CMD_GET_RESULT, ret);
MML_Exit(0);
return;
}
OS_SLEEP_MS(MML_WAIT_TIME);
}
waitTimeCnt = 0;
OS_PRINT("%s", g_userCmd.dat);
if (MML_STATUS_OUTPUT_CONTINUE == g_userCmd.status)
{
g_userCmd.status = MML_STATUS_OUTPUT_BEGIN;
}
else if (MML_STATUS_OUTPUT_END == g_userCmd.status)
{
break;
}
}
MML_Exit(0);
return;
}
