static void isr(void)
{
gstrHifCxt.u8Interrupt++;
#ifdef NM_LEVEL_INTERRUPT
nm_bsp_interrupt_ctrl(0);
#endif
}
void isr(void)
{
gu8Interrupt++;
#ifdef NM_LEVEL_INTERRUPT
nm_bsp_interrupt_ctrl(0);
#endif
}
static sint8 hif_set_rx_done(void)
{
uint32 reg;
sint8 ret = M2M_SUCCESS;
gstrHifCxt.u8HifRXDone = 0;
#ifdef NM_EDGE_INTERRUPT
nm_bsp_interrupt_ctrl(1);
#endif
ret = nm_read_reg_with_ret(WIFI_HOST_RCV_CTRL_0,®);
if(ret != M2M_SUCCESS)goto ERR1;
/* Set RX Done */
reg |= NBIT1;
ret = nm_write_reg(WIFI_HOST_RCV_CTRL_0,reg);
if(ret != M2M_SUCCESS)goto ERR1;
#ifdef NM_LEVEL_INTERRUPT
nm_bsp_interrupt_ctrl(1);
#endif
ERR1:
return ret;
}
/**
* @fn hif_isr
* @brief Host interface interrupt service routine
* @author M. Abdelmawla
* @date 15 July 2012
* @return 1 in case of interrupt received else 0 will be returned
* @version 1.0
*/
static sint8 hif_isr(void)
{
sint8 ret = M2M_SUCCESS;
uint32 reg;
volatile tstrHifHdr strHif;
ret = nm_read_reg_with_ret(WIFI_HOST_RCV_CTRL_0, ®);
if(M2M_SUCCESS == ret)
{
if(reg & 0x1) /* New interrupt has been received */
{
uint16 size;
nm_bsp_interrupt_ctrl(0);
/*Clearing RX interrupt*/
reg &= ~NBIT0;
ret = nm_write_reg(WIFI_HOST_RCV_CTRL_0,reg);
if(ret != M2M_SUCCESS)goto ERR1;
gstrHifCxt.u8HifRXDone = 1;
size = (uint16)((reg >> 2) & 0xfff);
if (size > 0) {
uint32 address = 0;
/**
start bus transfer
**/
ret = nm_read_reg_with_ret(WIFI_HOST_RCV_CTRL_1, &address);
if(M2M_SUCCESS != ret)
{
M2M_ERR("(hif) WIFI_HOST_RCV_CTRL_1 bus fail\n");
nm_bsp_interrupt_ctrl(1);
goto ERR1;
}
gstrHifCxt.u32RxAddr = address;
gstrHifCxt.u32RxSize = size;
ret = nm_read_block(address, (uint8*)&strHif, sizeof(tstrHifHdr));
strHif.u16Length = NM_BSP_B_L_16(strHif.u16Length);
if(M2M_SUCCESS != ret)
{
M2M_ERR("(hif) address bus fail\n");
nm_bsp_interrupt_ctrl(1);
goto ERR1;
}
if(strHif.u16Length != size)
{
if((size - strHif.u16Length) > 4)
{
M2M_ERR("(hif) Corrupted packet Size = %u <L = %u, G = %u, OP = %02X>\n",
size, strHif.u16Length, strHif.u8Gid, strHif.u8Opcode);
nm_bsp_interrupt_ctrl(1);
ret = M2M_ERR_BUS_FAIL;
goto ERR1;
}
}
if(M2M_REQ_GROUP_WIFI == strHif.u8Gid)
{
if(gstrHifCxt.pfWifiCb)
gstrHifCxt.pfWifiCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
else
M2M_ERR("WIFI callback is not registered\n");
}
else if(M2M_REQ_GROUP_IP == strHif.u8Gid)
{
if(gstrHifCxt.pfIpCb)
gstrHifCxt.pfIpCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
else
M2M_ERR("Scoket callback is not registered\n");
}
else if(M2M_REQ_GROUP_OTA == strHif.u8Gid)
{
if(gstrHifCxt.pfOtaCb)
gstrHifCxt.pfOtaCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
else
M2M_ERR("Ota callback is not registered\n");
}
else if(M2M_REQ_GROUP_CRYPTO == strHif.u8Gid)
{
if(gstrHifCxt.pfCryptoCb)
gstrHifCxt.pfCryptoCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
else
M2M_ERR("Crypto callback is not registered\n");
}
else if(M2M_REQ_GROUP_SIGMA == strHif.u8Gid)
{
if(gstrHifCxt.pfSigmaCb)
gstrHifCxt.pfSigmaCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
else
M2M_ERR("Sigma callback is not registered\n");
}
else if(M2M_REQ_GROUP_SSL == strHif.u8Gid)
{
if(gstrHifCxt.pfSslCb)
gstrHifCxt.pfSslCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
}
else
{
M2M_ERR("(hif) invalid group ID\n");
ret = M2M_ERR_BUS_FAIL;
goto ERR1;
}
if(gstrHifCxt.u8HifRXDone)
{
M2M_ERR("(hif) host app didn't set RX Done <%u><%X>\n", strHif.u8Gid, strHif.u8Opcode);
ret = hif_set_rx_done();
if(ret != M2M_SUCCESS) goto ERR1;
}
}
else
{
M2M_ERR("(hif) Wrong Size\n");
ret = M2M_ERR_RCV;
goto ERR1;
}
}
else
{
static s8_t spi_rw(u8_t *mosi, u8_t *miso, u16_t size)
{
const struct spi_buf buf_tx = {
.buf = mosi,
.len = size
};
const struct spi_buf_set tx = {
.buffers = &buf_tx,
.count = 1
};
const struct spi_buf buf_rx = {
.buf = miso,
.len = miso ? size : 0
};
const struct spi_buf_set rx = {
.buffers = &buf_rx,
.count = 1
};
if (spi_transceive(winc1500.spi, &winc1500.spi_cfg, &tx, &rx)) {
LOG_ERR("spi_transceive fail");
return M2M_ERR_BUS_FAIL;
}
return M2M_SUCCESS;
}
#endif
s8_t nm_bus_init(void *pvinit)
{
/* configure GPIOs */
winc1500.gpios = winc1500_configure_gpios();
#ifdef CONF_WINC_USE_I2C
/* Not implemented */
#elif defined CONF_WINC_USE_SPI
/* setup SPI device */
winc1500.spi = device_get_binding(DT_ATMEL_WINC1500_0_BUS_NAME);
if (!winc1500.spi) {
LOG_ERR("spi device binding");
return -1;
}
winc1500.spi_cfg.operation = SPI_WORD_SET(8) | SPI_TRANSFER_MSB;
winc1500.spi_cfg.frequency = DT_ATMEL_WINC1500_0_SPI_MAX_FREQUENCY;
winc1500.spi_cfg.slave = DT_ATMEL_WINC1500_0_BASE_ADDRESS;
#ifdef CONFIG_WIFI_WINC1500_GPIO_SPI_CS
cs_ctrl.gpio_dev = device_get_binding(
DT_ATMEL_WINC1500_0_CS_GPIO_CONTROLLER);
if (!cs_ctrl.gpio_dev) {
LOG_ERR("Unable to get GPIO SPI CS device");
return -ENODEV;
}
cs_ctrl.gpio_pin = DT_ATMEL_WINC1500_0_CS_GPIO_PIN;
cs_ctrl.delay = 0U;
winc1500.spi_cfg.cs = &cs_ctrl;
LOG_DBG("SPI GPIO CS configured on %s:%u",
DT_ATMEL_WINC1500_0_CS_GPIO_CONTROLLER,
DT_ATMEL_WINC1500_0_CS_GPIO_PIN);
#endif /* CONFIG_WIFI_WINC1500_GPIO_SPI_CS */
nm_bsp_reset();
nm_bsp_sleep(1);
nm_bsp_interrupt_ctrl(1);
LOG_DBG("NOTICE:DONE");
#endif
return 0;
}
s8_t nm_bus_ioctl(u8_t cmd, void *parameter)
{
sint8 ret = 0;
switch (cmd) {
#ifdef CONF_WINC_USE_I2C
case NM_BUS_IOCTL_R: {
struct nm_i2c_default *param =
(struct nm_i2c_default *)parameter;
ret = nm_i2c_read(param->buffer, param->size);
}
break;
case NM_BUS_IOCTL_W: {
struct nm_i2c_default *param =
(struct nm_i2c_default *)parameter;
ret = nm_i2c_write(param->buffer, param->size);
}
break;
case NM_BUS_IOCTL_W_SPECIAL: {
struct nm_i2c_special *param =
(struct nm_i2c_special *)parameter;
ret = nm_i2c_write_special(param->buffer1, param->size1,
param->buffer2, param->size2);
}
break;
#elif defined CONF_WINC_USE_SPI
case NM_BUS_IOCTL_RW: {
tstrNmSpiRw *param = (tstrNmSpiRw *)parameter;
ret = spi_rw(param->pu8InBuf, param->pu8OutBuf, param->u16Sz);
}
break;
#endif
default:
ret = -1;
M2M_ERR("ERROR:invalid ioclt cmd\n");
break;
}
return ret;
}
s8_t nm_bus_deinit(void)
{
return M2M_SUCCESS;
}
s8_t nm_bus_reinit(void *config)
{
return 0;
}
/**
* @fn hif_isr
* @brief Host interface interrupt service routine
* @author M. Abdelmawla
* @date 15 July 2012
* @return 1 in case of interrupt received else 0 will be returned
* @version 1.0
*/
static sint8 hif_isr(void)
{
sint8 ret = M2M_ERR_BUS_FAIL;
uint32 reg;
volatile tstrHifHdr strHif;
ret = hif_chip_wake();
if(ret == M2M_SUCCESS)
{
ret = nm_read_reg_with_ret(WIFI_HOST_RCV_CTRL_0, ®);
if(M2M_SUCCESS == ret)
{
if(reg & 0x1) /* New interrupt has been received */
{
uint16 size;
nm_bsp_interrupt_ctrl(0);
/*Clearing RX interrupt*/
reg &= ~(1<<0);
ret = nm_write_reg(WIFI_HOST_RCV_CTRL_0,reg);
if(ret != M2M_SUCCESS)goto ERR1;
gu8HifSizeDone = 0;
size = (uint16)((reg >> 2) & 0xfff);
if (size > 0) {
uint32 address = 0;
/**
start bus transfer
**/
ret = nm_read_reg_with_ret(WIFI_HOST_RCV_CTRL_1, &address);
if(M2M_SUCCESS != ret)
{
M2M_ERR("(hif) WIFI_HOST_RCV_CTRL_1 bus fail\n");
nm_bsp_interrupt_ctrl(1);
goto ERR1;
}
ret = nm_read_block(address, (uint8*)&strHif, sizeof(tstrHifHdr));
strHif.u16Length = NM_BSP_B_L_16(strHif.u16Length);
if(M2M_SUCCESS != ret)
{
M2M_ERR("(hif) address bus fail\n");
nm_bsp_interrupt_ctrl(1);
goto ERR1;
}
if(strHif.u16Length != size)
{
if((size - strHif.u16Length) > 4)
{
M2M_ERR("(hif) Corrupted packet Size = %u <L = %u, G = %u, OP = %02X>\n",
size, strHif.u16Length, strHif.u8Gid, strHif.u8Opcode);
nm_bsp_interrupt_ctrl(1);
ret = M2M_ERR_BUS_FAIL;
goto ERR1;
}
}
if(M2M_REQ_GROUP_WIFI == strHif.u8Gid)
{
if(pfWifiCb)
pfWifiCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
}
else if(M2M_REQ_GROUP_IP == strHif.u8Gid)
{
if(pfIpCb)
pfIpCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
}
else if(M2M_REQ_GROUP_OTA == strHif.u8Gid)
{
if(pfOtaCb)
pfOtaCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
}
else if(M2M_REQ_GROUP_CRYPTO == strHif.u8Gid)
{
if(pfCryptoCb)
pfCryptoCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
}
else if(M2M_REQ_GROUP_SIGMA == strHif.u8Gid)
{
if(pfSigmaCb)
pfSigmaCb(strHif.u8Opcode,strHif.u16Length - M2M_HIF_HDR_OFFSET, address + M2M_HIF_HDR_OFFSET);
}
else
{
M2M_ERR("(hif) invalid group ID\n");
ret = M2M_ERR_BUS_FAIL;
goto ERR1;
}
#ifndef ENABLE_UNO_BOARD
if(!gu8HifSizeDone)
{
M2M_ERR("(hif) host app didn't set RX Done\n");
ret = hif_set_rx_done();
}
#endif
}
else
{
ret = M2M_ERR_RCV;
M2M_ERR("(hif) Wrong Size\n");
goto ERR1;
}
}
else
{