/*
*******************************************************************************
* fastboot_reset
*
* Description:
* void
*
* Parameters:
* void
*
* Return value:
* void
*
* note:
* void
*
*******************************************************************************
*/
static void fastboot_reset(void)
{
DMSG_INFO("fastboot_reset\n");
udc.address = 0;
udc.speed = USB_SPEED_UNKNOWN;
udc.bulk_ep_size = HIGH_SPEED_EP_MAX_PACKET_SIZE;
udc.fifo_size = BULK_FIFOSIZE;
USBC_ForceId(udc.bsp, USBC_ID_TYPE_DEVICE);
USBC_ForceVbusValid(udc.bsp, USBC_VBUS_TYPE_HIGH);
USBC_Dev_ConectSwitch(udc.bsp, USBC_DEVICE_SWITCH_OFF);
USBC_EnableDpDmPullUp(udc.bsp);
USBC_EnableIdPullUp(udc.bsp);
USBC_SelectBus(udc.bsp, USBC_IO_TYPE_PIO, 0, 0);
USBC_ConfigFIFO_Base(udc.bsp, udc.sram_base, USBC_FIFO_MODE_8K);
USBC_EnhanceSignal(udc.bsp);
#ifdef CONFIG_USB_1_1_DEVICE
USBC_Dev_ConfigTransferMode(udc.bsp, USBC_TS_TYPE_BULK, USBC_TS_MODE_FS);
#else
USBC_Dev_ConfigTransferMode(udc.bsp, USBC_TS_TYPE_BULK, USBC_TS_MODE_HS);
#endif
/* disable all interrupt */
USBC_INT_DisableUsbMiscAll(udc.bsp);
USBC_INT_DisableEpAll(udc.bsp, USBC_EP_TYPE_RX);
USBC_INT_DisableEpAll(udc.bsp, USBC_EP_TYPE_TX);
/* 开启session end, reset、resume、suspend中断 */
USBC_INT_EnableUsbMiscUint(udc.bsp, USBC_BP_INTUSB_SOF);
USBC_INT_EnableUsbMiscUint(udc.bsp, USBC_BP_INTUSB_SUSPEND);
USBC_INT_EnableUsbMiscUint(udc.bsp, USBC_BP_INTUSB_RESUME);
USBC_INT_EnableUsbMiscUint(udc.bsp, USBC_BP_INTUSB_RESET);
USBC_INT_EnableUsbMiscUint(udc.bsp, USBC_BP_INTUSB_DISCONNECT);
/* enbale ep0_tx_irq */
USBC_INT_EnableEp(udc.bsp, USBC_EP_TYPE_TX, 0);
fastboot_bulk_endpoint_reset();
// USBC_PrintAllReg(udc.usb_base, 0, 5, "fastboot_reset", printf);
USBC_Dev_ConectSwitch(udc.bsp, USBC_DEVICE_SWITCH_ON);
return;
}
/*
************************************************************************************************************
*
* function
*
* name :
*
* parmeters :
*
* return :
*
* note : usb初始化动作，完成后，即可开启中断后，使用中断处理程序
*
*
************************************************************************************************************
*/
int sunxi_usb_init(int delaytime)
{
sunxi_dma_setting_t usb_send_by_dma;
sunxi_dma_setting_t usb_recv_by_dma;
if(sunxi_udev_active->state_init())
{
printf("sunxi usb err: fail to init usb device\n");
return -1;
}
//预先关闭usb中断
irq_disable(AW_IRQ_USB_OTG);
//初始化 sunxi_udc用到的资源
memset(&sunxi_udc_source, 0, sizeof(sunxi_udc_t));
//获取控制器地址资源
sunxi_udc_source.usbc_hd = USBC_open_otg(0);
if(sunxi_udc_source.usbc_hd == 0)
{
printf("sunxi usb err : USBC_open_otg failed\n");
return -1;
}
//断开usb
USBC_Dev_ConectSwitch(sunxi_udc_source.usbc_hd, USBC_DEVICE_SWITCH_OFF);
//预先关闭usb时钟
usb_close_clock();
//延时 delaytime ms
printf("delay time %d\n", delaytime);
__msdelay(delaytime);
//申请DMA资源
sunxi_udc_source.dma_send_channal = sunxi_dma_request(0);
if(!sunxi_udc_source.dma_send_channal)
{
printf("sunxi usb err : unable to request dma for usb send data\n");
goto __sunxi_usb_init_fail;
}
sunxi_udc_source.dma_recv_channal = sunxi_dma_request(0);
if(!sunxi_udc_source.dma_recv_channal)
{
printf("sunxi usb err : unable to request dma for usb receive data\n");
goto __sunxi_usb_init_fail;
}
//配置dma资源
usb_recv_by_dma.loop_mode = 0;
usb_recv_by_dma.wait_cyc = 8;
usb_recv_by_dma.data_block_size = 1 * 32/8;
//config recv(from usb fifo to dram)
usb_recv_by_dma.cfg.src_drq_type = DMAC_CFG_SRC_TYPE_OTG_EP2; //OTG EP2
usb_recv_by_dma.cfg.src_addr_mode = DMAC_CFG_SRC_ADDR_TYPE_IO_MODE;
usb_recv_by_dma.cfg.src_burst_length = DMAC_CFG_SRC_1_BURST;
usb_recv_by_dma.cfg.src_data_width = DMAC_CFG_SRC_DATA_WIDTH_32BIT;
usb_recv_by_dma.cfg.reserved0 = 0;
usb_recv_by_dma.cfg.dst_drq_type = DMAC_CFG_DEST_TYPE_DRAM; //DRAM
usb_recv_by_dma.cfg.dst_addr_mode = DMAC_CFG_DEST_ADDR_TYPE_LINEAR_MODE;
usb_recv_by_dma.cfg.dst_burst_length = DMAC_CFG_DEST_1_BURST;
usb_recv_by_dma.cfg.dst_data_width = DMAC_CFG_DEST_DATA_WIDTH_32BIT;
usb_recv_by_dma.cfg.reserved1 = 0;
//注册dma中断函数
sunxi_usb_dbg("install dma isr\n");
sunxi_dma_install_int(sunxi_udc_source.dma_recv_channal, __usb_recv_by_dma_isr, 0);
//sunxi_dma_install_int(sunxi_udc_source.dma_recv_channal, __usb_recv_by_dma_isr, 0);
//使能dma中断
sunxi_usb_dbg("enable dma isr\n");
sunxi_dma_enable_int(sunxi_udc_source.dma_recv_channal);
//配置dma资源
usb_send_by_dma.loop_mode = 0;
usb_send_by_dma.wait_cyc = 8;
usb_send_by_dma.data_block_size = 1 * 32/8;
//usb_send_by_dma.
//config send(from dram to usb fifo)
usb_send_by_dma.cfg.src_drq_type = DMAC_CFG_SRC_TYPE_DRAM; //OTG, EP2
usb_send_by_dma.cfg.src_addr_mode = DMAC_CFG_SRC_ADDR_TYPE_LINEAR_MODE;
usb_send_by_dma.cfg.src_burst_length = DMAC_CFG_SRC_1_BURST;
usb_send_by_dma.cfg.src_data_width = DMAC_CFG_SRC_DATA_WIDTH_32BIT;
usb_send_by_dma.cfg.reserved0 = 0;
usb_send_by_dma.cfg.dst_drq_type = DMAC_CFG_DEST_TYPE_OTG_EP1; //OTG EP1
usb_send_by_dma.cfg.dst_addr_mode = DMAC_CFG_DEST_ADDR_TYPE_IO_MODE;
usb_send_by_dma.cfg.dst_burst_length = DMAC_CFG_DEST_1_BURST;
usb_send_by_dma.cfg.dst_data_width = DMAC_CFG_DEST_DATA_WIDTH_32BIT;
usb_send_by_dma.cfg.reserved1 = 0;
sunxi_dma_setting(sunxi_udc_source.dma_recv_channal, &usb_recv_by_dma);
sunxi_dma_setting(sunxi_udc_source.dma_send_channal, &usb_send_by_dma);
//假定usb运行在高速模式下
sunxi_udc_source.address = 0;
sunxi_udc_source.speed = USB_SPEED_HIGH;
sunxi_udc_source.bulk_ep_max = HIGH_SPEED_EP_MAX_PACKET_SIZE;
sunxi_udc_source.fifo_size = BULK_FIFOSIZE;
sunxi_udc_source.bulk_in_addr = 100;
sunxi_udc_source.bulk_out_addr = sunxi_udc_source.bulk_in_addr + sunxi_udc_source.fifo_size * 2;
memset(&sunxi_ubuf, 0, sizeof(sunxi_ubuf_t));
sunxi_ubuf.rx_base_buffer = (uchar *)malloc(1024);
if(!sunxi_ubuf.rx_base_buffer)
{
printf("sunxi usb err: fail to malloc memory for rx command buffer\n");
goto __sunxi_usb_init_fail;
}
sunxi_ubuf.rx_req_buffer = sunxi_ubuf.rx_base_buffer;
usb_open_clock();
//设置为device模式
USBC_ForceId(sunxi_udc_source.usbc_hd, USBC_ID_TYPE_DEVICE);
//设置VBUS为高
USBC_ForceVbusValid(sunxi_udc_source.usbc_hd, USBC_VBUS_TYPE_HIGH);
USBC_Dev_ConectSwitch(sunxi_udc_source.usbc_hd, USBC_DEVICE_SWITCH_OFF);
//soft connect
USBC_EnableDpDmPullUp(sunxi_udc_source.usbc_hd);
USBC_EnableIdPullUp(sunxi_udc_source.usbc_hd);
//选择使用PIO模式搬移数据
USBC_SelectBus(sunxi_udc_source.usbc_hd, USBC_IO_TYPE_PIO, 0, 0);
//映射SRAM buffer
USBC_ConfigFIFO_Base(sunxi_udc_source.usbc_hd, 0, 0);
//
USBC_EnhanceSignal(sunxi_udc_source.usbc_hd);
//默认采用高速模式传输
#ifdef CONFIG_USB_1_1_DEVICE
USBC_Dev_ConfigTransferMode(sunxi_udc_source.usbc_hd, USBC_TS_TYPE_BULK, USBC_TS_MODE_FS);
#else
USBC_Dev_ConfigTransferMode(sunxi_udc_source.usbc_hd, USBC_TS_TYPE_BULK, USBC_TS_MODE_HS);
#endif
/* disable all interrupt */
USBC_INT_DisableUsbMiscAll(sunxi_udc_source.usbc_hd);
USBC_INT_DisableEpAll(sunxi_udc_source.usbc_hd, USBC_EP_TYPE_RX);
USBC_INT_DisableEpAll(sunxi_udc_source.usbc_hd, USBC_EP_TYPE_TX);
/* 开启 reset、resume、suspend中断 */
USBC_INT_EnableUsbMiscUint(sunxi_udc_source.usbc_hd, USBC_INTUSB_SUSPEND | USBC_INTUSB_RESUME \
| USBC_INTUSB_RESET);
/* enbale ep0_tx_irq */
USBC_INT_EnableEp(sunxi_udc_source.usbc_hd, USBC_EP_TYPE_TX, SUNXI_USB_CTRL_EP_INDEX);
__usb_bulk_ep_reset();
USBC_Dev_ConectSwitch(sunxi_udc_source.usbc_hd, USBC_DEVICE_SWITCH_ON);
irq_install_handler(AW_IRQ_USB_OTG, sunxi_usb_irq, NULL);
irq_enable(AW_IRQ_USB_OTG);
return 0;
__sunxi_usb_init_fail:
if(sunxi_udc_source.usbc_hd)
{
USBC_close_otg(sunxi_udc_source.usbc_hd);
}
if(sunxi_udc_source.dma_send_channal)
{
sunxi_dma_release(sunxi_udc_source.dma_send_channal);
}
if(sunxi_udc_source.dma_recv_channal)
{
sunxi_dma_release(sunxi_udc_source.dma_recv_channal);
}
if(sunxi_ubuf.rx_base_buffer)
{
free(sunxi_ubuf.rx_base_buffer);
}
return -1;
}
/*
************************************************************************************************************
*
* function
*
* name :
*
* parmeters :
*
* return :
*
* note : usb初始化动作，完成后，即可开启中断后，使用中断处理程序
*
*
************************************************************************************************************
*/
int sunxi_usb_init(int delaytime)
{
if(sunxi_udev_active->state_init())
{
printf("sunxi usb err: fail to init usb device\n");
return -1;
}
//预先关闭usb中断
irq_disable(AW_IRQ_USB_OTG);
//初始化 sunxi_udc用到的资源
memset(&sunxi_udc_source, 0, sizeof(sunxi_udc_t));
//获取控制器地址资源
sunxi_udc_source.usbc_hd = USBC_open_otg(0);
if(sunxi_udc_source.usbc_hd == 0)
{
printf("sunxi usb err : USBC_open_otg failed\n");
return -1;
}
usb_dma_init(sunxi_udc_source.usbc_hd);
//断开usb
USBC_Dev_ConectSwitch(sunxi_udc_source.usbc_hd, USBC_DEVICE_SWITCH_OFF);
//预先关闭usb时钟
usb_close_clock();
//延时 delaytime ms
printf("delay time %d\n", delaytime);
__msdelay(delaytime);
//申请DMA资源
sunxi_udc_source.dma_send_channal = usb_dma_request();
if(!sunxi_udc_source.dma_send_channal)
{
printf("sunxi usb err : unable to request dma for usb send data\n");
goto __sunxi_usb_init_fail;
}
sunxi_usb_dbg("dma send ch %d\n", sunxi_udc_source.dma_send_channal);
sunxi_udc_source.dma_recv_channal = usb_dma_request();
if(!sunxi_udc_source.dma_recv_channal)
{
printf("sunxi usb err : unable to request dma for usb receive data\n");
goto __sunxi_usb_init_fail;
}
sunxi_usb_dbg("dma recv ch %d\n", sunxi_udc_source.dma_recv_channal);
sunxi_udc_source.address = 0;
sunxi_udc_source.speed = USB_SPEED_HIGH;
sunxi_udc_source.bulk_ep_max = HIGH_SPEED_EP_MAX_PACKET_SIZE;
sunxi_udc_source.fifo_size = BULK_FIFOSIZE;
sunxi_udc_source.bulk_in_addr = 100;
sunxi_udc_source.bulk_out_addr = sunxi_udc_source.bulk_in_addr + sunxi_udc_source.fifo_size * 2;
//内存资源
memset(&sunxi_ubuf, 0, sizeof(sunxi_ubuf_t));
sunxi_ubuf.rx_base_buffer = (uchar *)malloc(1024);
if(!sunxi_ubuf.rx_base_buffer)
{
printf("sunxi usb err: fail to malloc memory for rx command buffer\n");
goto __sunxi_usb_init_fail;
}
sunxi_ubuf.rx_req_buffer = sunxi_ubuf.rx_base_buffer;
usb_open_clock();
//设置为device模式
USBC_ForceId(sunxi_udc_source.usbc_hd, USBC_ID_TYPE_DEVICE);
//设置VBUS为高
USBC_ForceVbusValid(sunxi_udc_source.usbc_hd, USBC_VBUS_TYPE_HIGH);
USBC_Dev_ConectSwitch(sunxi_udc_source.usbc_hd, USBC_DEVICE_SWITCH_OFF);
//soft connect
USBC_EnableDpDmPullUp(sunxi_udc_source.usbc_hd);
USBC_EnableIdPullUp(sunxi_udc_source.usbc_hd);
//选择使用PIO模式搬移数据
USBC_SelectBus(sunxi_udc_source.usbc_hd, USBC_IO_TYPE_PIO, 0, 0);
//映射SRAM buffer
USBC_ConfigFIFO_Base(sunxi_udc_source.usbc_hd, 0, 0);
//
USBC_EnhanceSignal(sunxi_udc_source.usbc_hd);
//默认采用高速模式传输
#ifdef CONFIG_USB_1_1_DEVICE
USBC_Dev_ConfigTransferMode(sunxi_udc_source.usbc_hd, USBC_TS_TYPE_BULK, USBC_TS_MODE_FS);
#else
USBC_Dev_ConfigTransferMode(sunxi_udc_source.usbc_hd, USBC_TS_TYPE_BULK, USBC_TS_MODE_HS);
#endif
//配置发送端dma资源
usb_dma_setting(sunxi_udc_source.dma_send_channal, USB_DMA_FROM_DRAM_TO_HOST, SUNXI_USB_BULK_IN_EP_INDEX);
usb_dma_set_pktlen(sunxi_udc_source.dma_send_channal, HIGH_SPEED_EP_MAX_PACKET_SIZE);
//配置接收端dma资源
usb_dma_setting(sunxi_udc_source.dma_recv_channal, USB_DMA_FROM_HOST_TO_DRAM, SUNXI_USB_BULK_OUT_EP_INDEX);
usb_dma_set_pktlen(sunxi_udc_source.dma_recv_channal, HIGH_SPEED_EP_MAX_PACKET_SIZE);
/* disable all interrupt */
USBC_INT_DisableUsbMiscAll(sunxi_udc_source.usbc_hd);
USBC_INT_DisableEpAll(sunxi_udc_source.usbc_hd, USBC_EP_TYPE_RX);
USBC_INT_DisableEpAll(sunxi_udc_source.usbc_hd, USBC_EP_TYPE_TX);
/* 开启 reset、resume、suspend中断 */
USBC_INT_EnableUsbMiscUint(sunxi_udc_source.usbc_hd, USBC_INTUSB_SUSPEND | USBC_INTUSB_RESUME \
| USBC_INTUSB_RESET | USBC_INTUSB_SOF);
/* enbale ep0_tx_irq */
USBC_INT_EnableEp(sunxi_udc_source.usbc_hd, USBC_EP_TYPE_TX, SUNXI_USB_CTRL_EP_INDEX);
__usb_bulk_ep_reset();
USBC_Dev_ConectSwitch(sunxi_udc_source.usbc_hd, USBC_DEVICE_SWITCH_ON);
irq_install_handler(AW_IRQ_USB_OTG, sunxi_usb_irq, NULL);
irq_enable(AW_IRQ_USB_OTG);
return 0;
__sunxi_usb_init_fail:
if(sunxi_udc_source.dma_send_channal)
{
usb_dma_release(sunxi_udc_source.dma_send_channal);
}
if(sunxi_udc_source.dma_recv_channal)
{
usb_dma_release(sunxi_udc_source.dma_recv_channal);
}
if(sunxi_udc_source.usbc_hd)
{
USBC_close_otg(sunxi_udc_source.usbc_hd);
}
if(sunxi_ubuf.rx_base_buffer)
{
free(sunxi_ubuf.rx_base_buffer);
}
return -1;
}