/**
* @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
{
/**
* @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
{
