/***************************************************************************** * Module : usb * File : usb.c * Author : * Function : USB驱动的一些公用模块 *****************************************************************************/ #ifndef USB_H #define USB_H #ifdef __cplusplus extern "C" { #endif //typedef int8 bool; #define MAX_EP 2 //最大的EP号 //in IC, in latest FPGA #define USB_FIX_BUG_0 0 //=0, =1 #define USB_FIX_BUG_1 0 //=1, =1 #define USB_FIX_BUG_2 0 //=0, =1 #define USB_FIX_BUG_3 0 //=0, =1 #define USB_FIX_BUG_4 0 //=0, =1 #define UCFG2_CNT 0x2000 //USB SIE REG(common) #define M_FADDR 0x00 #define M_POWER 0x01 #define M_INTRTX1 0x02 #define M_INTRTX2 0x03 #define M_INTRRX1 0x04 #define M_INTRRX2 0x05 #define M_INTRUSB 0x06 #define M_INTRTX1E 0x07 #define M_INTRTX2E 0x08 #define M_INTRRX1E 0x09 #define M_INTRRX2E 0x0A #define M_INTRUSBE 0x0B #define M_FRAMENUM1 0x0C #define M_FRAMENUM2 0x0D #define M_INDEX 0x0E #define M_DEVCTL 0x0F //USB SIE REG(host & slave) #define M_TXMAXP 0x10 #define M_CSR0 0x11 #define M_TXCSR1 0x11 #define M_TXCSR2 0x12 #define M_RXMAXP 0x13 #define M_RXCSR1 0x14 #define M_RXCSR2 0x15 #define M_COUNT0 0x16 #define M_RXCOUNT1 0x16 #define M_RXCOUNT2 0x17 #define M_TXTYPE 0x18 #define M_TXINTERVAL 0x19 #define M_RXTYPE 0x1A #define M_RXINTERVAL 0x1B #define M_FIFOSIZE 0x1F #define M_FIFO0 0x20 //FIFOS for endpoint0 #define M_FIFO1 0x24 //FIFOS for endpoint1 #define M_FIFO2 0x28 //FIFOS for endpoint2 /* Interrupt register bit */ #define M_INTR_SUSPEND 0x01 #define M_INTR_RESUME 0x02 #define M_INTR_RESET 0x04 #define M_INTR_SOF 0x08 #define M_INTR_CONNECT 0x10 #define M_INTR_DIS_CONNECT 0x20 #define M_INTR_SESS_REQ 0x40 #define M_INTR_VBUS_ERR 0x80 ///USB DMA1_CTL/DMA2_CTL #define UDC_BUS_ERR (1<<15) #define UDC_MAXPKT_8BYTE(n) (((n)&0x7F)<<8) #define UDC_EP(n) (((n)&0xF)<<4) #define UDC_IE (1<<3) #define UDC_MODE(n) (((n)&0x1)<<2) #define UDC_DIR_RX ((0)<<1) #define UDC_DIR_TX ((1)<<1) #define UDC_EN ((1)<<0) ///UCFG1 #define DMA4_MASK (1<<22) #define DMA3_MASK (1<<21) #define DMA2_MASK (1<<20) #define DMA1_MASK (1<<19) #define VBUS_Error_MASK (1<<18) #define Sess_Req_MASK (1<<17) #define Discon_MASK (1<<16) #define Conn_MASK (1<<15) #define Reset_MASK (1<<14) #define Resume_MASK (1<<13) #define Suspend_MASK (1<<12) #define EP2TX_MASK (1<<11) #define EP1TX_MASK (1<<10) #define EP0_MASK (1<<9) #define EP2RX_MASK (1<<8) #define EP1RX_MASK (1<<7) #define SOF_MASK (1<<6) #define USB_DIF (1<<3) #define USB_DIM (1<<2) #define USB_DIP (1<<1) #define USB_TM1 (1<<0) ///0: normal mode 1:testmode, shorter time for simulation #define USBIE_EN() //NVIC_EnableIRQ(USB_CTL_IRQn); #define USBIE_DIS() //NVIC_DisableIRQ(USB_CTL_IRQn); #define USB_REG_CRITICAL_ENTER() //osMutexWait(usb_reg_lock_id, osWaitForever); #define USB_REG_CRITICAL_EXIT() //osMutexRelease(usb_reg_lock_id); //写USB SIE寄存器 #define write_usb_reg(reg_addr, reg_data) do {p_dev->usb_hw->SIE##reg_addr = reg_data;} while(0) //void write_usb_reg_index(uint8_t index, uint32_t reg_addr, uint8_t reg_data); #define write_usb_reg_index(index, reg_addr, reg_data)\ do {\ USB_REG_CRITICAL_ENTER();\ p_dev->usb_hw->SIEM_INDEX = index;\ *((volatile uint8_t *)((uint32_t)&p_dev->usb_hw->SIEM_FADDR + reg_addr)) = reg_data;\ USB_REG_CRITICAL_EXIT();\ } while(0) //读USB SIE寄存器 #define read_usb_reg(reg_addr) (p_dev->usb_hw->SIE##reg_addr) //uint8_t read_usb_reg_index(uint8_t index, uint32_t reg_addr); #define read_usb_reg_index(index, reg_addr, reg_data)\ do {\ USB_REG_CRITICAL_ENTER();\ p_dev->usb_hw->SIEM_INDEX = index;\ reg_data = *((volatile uint8_t *)((uint32_t)&p_dev->usb_hw->SIEM_FADDR + reg_addr));\ USB_REG_CRITICAL_EXIT();\ } while(0) //USB当前状态机 enum { USB_DEFAULT_STATE, USB_ADDRESS_STATE, USB_CONFIG_STATE }; //EP0状态机 enum { IDLE_STATE, TRANSER_OVER_STATE, TRANSFERING_STATE, RECEIVING_STATE }; //接收者 enum { REQUEST_TO_DEVICE, REQUEST_TO_INTERFACE, REQUEST_TO_ENDPOINT }; //设备描述符 enum { DEVICE_DESCRIPTOR = 1, CONFIGURATION_DESCRIPTOR, STRING_DESCRIPTOR, INTERFACE_DESCRIPTOR, ENDPOINT_DESCRIPTOR, DEVICE_QUALIFIER_DESCRIPTOR, // OTHER_SPEED_CONFIG_DESCRIPTOR, USB 1.1没有该选项 HID_REPORT = 0x22, }; //Feature Selector enum { ENDPOINT_STALL, REMOTE_WAKEUP, TEST_MODE }; //检测模式 enum { USB_CHECK_HOST, //尝试主机检测 USB_CHECK_OTG, //尝试OTG检测，是否连接PC USB_STABLE_HOST, //已成功检测为USB主机 USB_STABLE_DEVICE, //已成功检测为USB设备 }; //返回值 enum { USB_CONNECTED_NONE, //未连接 USB_CONNECTED_PC, //连接PC，当Device USB_CONNECTED_DEVICE, //外接U盘，当Host }; //USB控制结构体 struct hgusb11_dev_ctrl { uint8_t error; //USB通信错误 struct { uint16_t vid; //VID uint16_t pid; //PID uint16_t ver; //Version } info; //EP0接收的命令 struct { uint8_t rtype; uint8_t request; uint16_t value; uint16_t index; uint16_t length; } cmd; uint8_t reserved[2]; }; struct hgusb11_dev_chk { uint8_t check_mode; uint8_t check_cnt; uint8_t check_delay; } ; #define BYTE0(n) ((uint8_t)((uint16_t)(n))) #define BYTE1(n) ((uint8_t)(((uint16_t)(n))>>8)) #define BYTE2(n) ((uint8_t)(((uint16_t)(((uint32_t)(n))>>8))>>8)) #define BYTE3(n) ((uint8_t)(((uint16_t)(((uint32_t)(n))>>16))>>8)) #define LOAD_U32B(p) ((((volatile uint8_t *)(p))[0]<<24) | (((volatile uint8_t *)(p))[1]<<16) | (((volatile uint8_t *)(p))[2]<<8) | (((volatile uint8_t *)(p))[3]<<0)) #define LOAD_U32L(p) ((((volatile uint8_t *)(p))[0]<<0) | (((volatile uint8_t *)(p))[1]<<8) | (((volatile uint8_t *)(p))[2]<<16)| (((volatile uint8_t *)(p))[3]<<24)) #define LOAD_U16B(p) ((((volatile uint8_t *)(p))[0]<<8) | (((volatile uint8_t *)(p))[1]<<0)) #define LOAD_U16L(p) ((((volatile uint8_t *)(p))[0]<<0) | (((volatile uint8_t *)(p))[1]<<8)) #define SAVE_U32B(p, num) do { \ ((volatile uint8_t *)(p))[0] = BYTE3(num); \ ((volatile uint8_t *)(p))[1] = BYTE2(num); \ ((volatile uint8_t *)(p))[2] = BYTE1(num); \ ((volatile uint8_t *)(p))[3] = BYTE0(num); \ } while(0) #define SAVE_U32L(p, num) do { \ ((volatile uint8_t *)(p))[0] = BYTE0(num); \ ((volatile uint8_t *)(p))[1] = BYTE1(num); \ ((volatile uint8_t *)(p))[2] = BYTE2(num); \ ((volatile uint8_t *)(p))[3] = BYTE3(num); \ } while(0) #define SAVE_U16B(p, num) do { \ ((volatile uint8_t *)(p))[0] = BYTE1(num); \ ((volatile uint8_t *)(p))[1] = BYTE0(num); \ } while(0) #define SAVE_U16L(p, num) do { \ ((volatile uint8_t *)(p))[0] = BYTE0(num); \ ((volatile uint8_t *)(p))[1] = BYTE1(num); \ } while(0) #ifdef __cplusplus } #endif #endif