Exemple #1
0
sint8 wait_for_bootrom(uint8 arg)
{
	sint8 ret = M2M_SUCCESS;
	uint32 reg = 0, cnt = 0;
	
	reg = 0;
	while(1) {
		reg = nm_read_reg(0x1014);	/* wait for efuse loading done */
		if (reg & 0x80000000) {
			break;
		}
		nm_bsp_sleep(1); /* TODO: Why bus error if this delay is not here. */
	}
	reg = nm_read_reg(M2M_WAIT_FOR_HOST_REG);
	reg &= 0x1;

	/* check if waiting for the host will be skipped or not */
	if(reg == 0)
	{
		reg = 0;
		while(reg != M2M_FINISH_BOOT_ROM)
		{
			nm_bsp_sleep(1);
			reg = nm_read_reg(BOOTROM_REG);

			if(++cnt > TIMEOUT)
			{
				M2M_DBG("failed to load firmware from flash.\n");
				ret = M2M_ERR_INIT;
				goto ERR2;
			}
		}
	}
	
	if(2 == arg) {
		nm_write_reg(NMI_REV_REG, M2M_ATE_FW_START_VALUE);
	} else {
		/*bypass this step*/
	}

	if(REV(nmi_get_chipid()) == REV_3A0)
	{
		chip_apply_conf(rHAVE_USE_PMU_BIT);
	}
	else
	{
		chip_apply_conf(0);
	}
	
	nm_write_reg(BOOTROM_REG,M2M_START_FIRMWARE);

#ifdef __ROM_TEST__
	rom_test();
#endif /* __ROM_TEST__ */

ERR2:
	return ret;
}
Exemple #2
0
/*
*	@fn		nm_drv_init
*	@brief	Initialize NMC1000 driver
*	@return	M2M_SUCCESS in case of success and Negative error code in case of failure
*   @param [in]	arg
*				Generic argument
*	@author	M. Abdelmawla
*	@date	15 July 2012
*	@version	1.0
*/
sint8 nm_drv_init(void * arg)
{
	tstrM2mRev strtmp;
	sint8 ret = M2M_SUCCESS;
	uint8 u8Mode = M2M_WIFI_MODE_NORMAL;

	if(NULL != arg) {
		if(M2M_WIFI_MODE_CONFIG == *((uint8 *)arg)) {
			u8Mode = M2M_WIFI_MODE_CONFIG;
		} else {
			/*continue running*/
		}
	} else {
		/*continue running*/
	}

	ret = nm_bus_iface_init(NULL);
	if (M2M_SUCCESS != ret) {
		M2M_ERR("[nmi start]: fail init bus\n");
		goto ERR1;
	}

#ifdef BUS_ONLY
	return;
#endif

	ret = chip_wake();
	nm_bsp_sleep(10);
	if (M2M_SUCCESS != ret) {
		M2M_ERR("[nmi start]: fail chip_wakeup\n");
		goto ERR2;
	}

	M2M_INFO("Chip ID %lx\n", nmi_get_chipid());

	/**
	Go...
	**/
	ret = chip_reset();
	if (M2M_SUCCESS != ret) {
		goto ERR2;
	}

#ifdef CONF_WINC_USE_SPI
	/* Must do this after global reset to set SPI data packet size. */
	nm_spi_init();
#endif
	/*return power save to default value*/
	chip_idle();
	//M2M_INFO("Chip ID %x\n", (unsigned int)nmi_get_chipid());

	ret = cpu_start();
	if (M2M_SUCCESS != ret) {
		goto ERR2;
	}

	ret = wait_for_bootrom(u8Mode);
	if (M2M_SUCCESS != ret) {
		goto ERR2;
	}

	ret = wait_for_firmware_start(u8Mode);
	if (M2M_SUCCESS != ret) {
		goto ERR2;
	}

	if(M2M_WIFI_MODE_CONFIG == u8Mode) {
		goto ERR1;
	} else {
		/*continue running*/
	}

	ret = enable_interrupts();
	if (M2M_SUCCESS != ret) {
		M2M_ERR("failed to enable interrupts..\n");
		goto ERR2;
	}
	
	chip_apply_conf();

	nm_get_firmware_info(&strtmp);

	M2M_INFO("Firmware ver   : %u.%u.%u\n", strtmp.u8FirmwareMajor, strtmp.u8FirmwareMinor, strtmp.u8FirmwarePatch);
	M2M_INFO("Min driver ver : %u.%u.%u\n", strtmp.u8DriverMajor, strtmp.u8DriverMinor, strtmp.u8DriverPatch);
	M2M_INFO("Curr driver ver: %u.%u.%u\n", M2M_DRIVER_VERSION_MAJOR_NO, M2M_DRIVER_VERSION_MINOR_NO, M2M_DRIVER_VERSION_PATCH_NO);

	if(strtmp.u8FirmwareMajor != M2M_DRIVER_VERSION_MAJOR_NO
			|| strtmp.u8FirmwareMinor != M2M_DRIVER_VERSION_MINOR_NO)
	{
		ret = M2M_ERR_FW_VER_MISMATCH;
		M2M_ERR("Firmware version mismatch!\n");
	}
	return ret;
ERR2:
	nm_bus_iface_deinit();
ERR1:
	return ret;
}