sint8 chip_reset_and_cpu_halt(void)
{
sint8 ret = M2M_SUCCESS;
uint32 reg = 0;
ret = chip_wake();
if(ret != M2M_SUCCESS) {
return ret;
}
chip_reset();
ret = nm_read_reg_with_ret(0x1118, ®);
if (M2M_SUCCESS != ret) {
ret = M2M_ERR_BUS_FAIL;
M2M_ERR("[nmi start]: fail read reg 0x1118 ...\n");
}
reg |= (1 << 0);
ret = nm_write_reg(0x1118, reg);
ret += nm_read_reg_with_ret(NMI_GLB_RESET_0, ®);
if ((reg & (1ul << 10)) == (1ul << 10)) {
reg &= ~(1ul << 10);
ret += nm_write_reg(NMI_GLB_RESET_0, reg);
ret += nm_read_reg_with_ret(NMI_GLB_RESET_0, ®);
}
#if 0
reg |= (1ul << 10);
ret += nm_write_reg(NMI_GLB_RESET_0, reg);
ret += nm_read_reg_with_ret(NMI_GLB_RESET_0, ®);
#endif
nm_write_reg(BOOTROM_REG,0);
nm_write_reg(NMI_STATE_REG,0);
nm_write_reg(NMI_REV_REG,0);
nm_write_reg(NMI_PIN_MUX_0, 0x11111000);
return ret;
}
sint8 hif_chip_wake(void)
{
sint8 ret = M2M_SUCCESS;
if(gstrHifCxt.u8HifRXDone)
{
/*chip already wake for the rx not done no need to send wake request*/
return ret;
}
if(gstrHifCxt.u8ChipSleep == 0)
{
if(gstrHifCxt.u8ChipMode != M2M_NO_PS)
{
ret = chip_wake();
if(ret != M2M_SUCCESS)goto ERR1;
}
else
{
}
}
gstrHifCxt.u8ChipSleep++;
ERR1:
return ret;
}
/*
* @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
#ifdef NO_HW_CHIP_EN
ret = chip_wake();
nm_bsp_sleep(10);
if (M2M_SUCCESS != ret) {
M2M_ERR("[nmi start]: fail chip_wakeup\n");
goto ERR2;
}
/**
Go...
**/
ret = chip_reset();
if (M2M_SUCCESS != ret) {
goto ERR2;
}
#endif
M2M_INFO("Chip ID %lx\n", nmi_get_chipid());
#ifdef CONF_WINC_USE_SPI
/* Must do this after global reset to set SPI data packet size. */
nm_spi_init();
#endif
#ifdef NO_HW_CHIP_EN
/*return power save to default value*/
chip_idle();
ret = cpu_start();
if (M2M_SUCCESS != ret) {
goto ERR2;
}
#endif
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;
}
ret = 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;
}
