//////////////////////////////////////////////////////////////// // // Memory map for embedded wishbone bus // //////////////////////////////////////////////////////////////// // All addresses are byte addresses. All accesses are word (16-bit) accesses. // This means that address bit 0 is usually 0. // There are 11 bits of address for the control. #ifndef __USRP_E_REGS_H #define __USRP_E_REGS_H ///////////////////////////////////////////////////// // Slave pointers #define UE_REG_SLAVE(n) ((n)<<7) #define UE_REG_SR_ADDR(n) ((UE_REG_SLAVE(5)) + (4*(n))) ///////////////////////////////////////////////////// // Slave 0 -- Misc Regs #define UE_REG_MISC_BASE UE_REG_SLAVE(0) #define UE_REG_MISC_LED UE_REG_MISC_BASE + 0 #define UE_REG_MISC_SW UE_REG_MISC_BASE + 2 #define UE_REG_MISC_CGEN_CTRL UE_REG_MISC_BASE + 4 #define UE_REG_MISC_CGEN_ST UE_REG_MISC_BASE + 6 #define UE_REG_MISC_TEST UE_REG_MISC_BASE + 8 #define UE_REG_MISC_RX_LEN UE_REG_MISC_BASE + 10 #define UE_REG_MISC_TX_LEN UE_REG_MISC_BASE + 12 #define UE_REG_MISC_XFER_RATE UE_REG_MISC_BASE + 14 #define UE_REG_MISC_COMPAT UE_REG_MISC_BASE + 16 ///////////////////////////////////////////////////// // Slave 1 -- UART // CLKDIV is 16 bits, others are only 8 #define UE_REG_UART_BASE UE_REG_SLAVE(1) #define UE_REG_UART_CLKDIV UE_REG_UART_BASE + 0 #define UE_REG_UART_TXLEVEL UE_REG_UART_BASE + 2 #define UE_REG_UART_RXLEVEL UE_REG_UART_BASE + 4 #define UE_REG_UART_TXCHAR UE_REG_UART_BASE + 6 #define UE_REG_UART_RXCHAR UE_REG_UART_BASE + 8 ///////////////////////////////////////////////////// // Slave 2 -- SPI Core // This should be accessed through the IOCTL // Users should not touch directly #define UE_REG_SPI_BASE UE_REG_SLAVE(2) //spi slave constants #define UE_SPI_SS_AD9522 (1 << 3) #define UE_SPI_SS_AD9862 (1 << 2) #define UE_SPI_SS_TX_DB (1 << 1) #define UE_SPI_SS_RX_DB (1 << 0) //////////////////////////////////////////////// // Slave 3 -- I2C Core // This should be accessed through the IOCTL // Users should not touch directly #define UE_REG_I2C_BASE UE_REG_SLAVE(3) //////////////////////////////////////////////// // Slave 4 -- GPIO #define UE_REG_GPIO_BASE UE_REG_SLAVE(4) #define UE_REG_GPIO_RX_IO UE_REG_GPIO_BASE + 0 #define UE_REG_GPIO_TX_IO UE_REG_GPIO_BASE + 2 #define UE_REG_GPIO_RX_DDR UE_REG_GPIO_BASE + 4 #define UE_REG_GPIO_TX_DDR UE_REG_GPIO_BASE + 6 #define UE_REG_GPIO_RX_SEL UE_REG_GPIO_BASE + 8 #define UE_REG_GPIO_TX_SEL UE_REG_GPIO_BASE + 10 #define UE_REG_GPIO_RX_DBG UE_REG_GPIO_BASE + 12 #define UE_REG_GPIO_TX_DBG UE_REG_GPIO_BASE + 14 //possible bit values for sel when dbg is 0: #define GPIO_SEL_SW 0 // if pin is an output, set by software in the io reg #define GPIO_SEL_ATR 1 // if pin is an output, set by ATR logic //possible bit values for sel when dbg is 1: #define GPIO_SEL_DEBUG_0 0 // if pin is an output, debug lines from FPGA fabric #define GPIO_SEL_DEBUG_1 1 // if pin is an output, debug lines from FPGA fabric //////////////////////////////////////////////////// // Slave 5 -- Settings Bus // // Output-only, no readback, 32 registers total // Each register must be written 32 bits at a time // First the address xxx_xx00 and then xxx_xx10 #define UE_REG_SETTINGS_BASE UE_REG_SLAVE(5) /////////////////////////////////////////////////// // Slave 6 -- ATR Controller // 16 regs #define UE_REG_ATR_BASE UE_REG_SLAVE(6) #define UE_REG_ATR_IDLE_RXSIDE UE_REG_ATR_BASE + 0 #define UE_REG_ATR_IDLE_TXSIDE UE_REG_ATR_BASE + 2 #define UE_REG_ATR_INTX_RXSIDE UE_REG_ATR_BASE + 4 #define UE_REG_ATR_INTX_TXSIDE UE_REG_ATR_BASE + 6 #define UE_REG_ATR_INRX_RXSIDE UE_REG_ATR_BASE + 8 #define UE_REG_ATR_INRX_TXSIDE UE_REG_ATR_BASE + 10 #define UE_REG_ATR_FULL_RXSIDE UE_REG_ATR_BASE + 12 #define UE_REG_ATR_FULL_TXSIDE UE_REG_ATR_BASE + 14 ///////////////////////////////////////////////// // DSP RX Regs //////////////////////////////////////////////// #define UE_REG_DSP_RX_FREQ UE_REG_SR_ADDR(0) #define UE_REG_DSP_RX_SCALE_IQ UE_REG_SR_ADDR(1) // {scale_i,scale_q} #define UE_REG_DSP_RX_DECIM_RATE UE_REG_SR_ADDR(2) // hb and decim rate #define UE_REG_DSP_RX_DCOFFSET_I UE_REG_SR_ADDR(3) // Bit 31 high sets fixed offset mode, using lower 14 bits, // otherwise it is automatic #define UE_REG_DSP_RX_DCOFFSET_Q UE_REG_SR_ADDR(4) // Bit 31 high sets fixed offset mode, using lower 14 bits #define UE_REG_DSP_RX_MUX UE_REG_SR_ADDR(5) /////////////////////////////////////////////////// // VITA RX CTRL regs /////////////////////////////////////////////////// // The following 3 are logically a single command register. // They are clocked into the underlying fifo when time_ticks is written. #define UE_REG_CTRL_RX_STREAM_CMD UE_REG_SR_ADDR(8) // {now, chain, num_samples(30) #define UE_REG_CTRL_RX_TIME_SECS UE_REG_SR_ADDR(9) #define UE_REG_CTRL_RX_TIME_TICKS UE_REG_SR_ADDR(10) #define UE_REG_CTRL_RX_CLEAR_OVERRUN UE_REG_SR_ADDR(11) // write anything to clear overrun #define UE_REG_CTRL_RX_VRT_HEADER UE_REG_SR_ADDR(12) // word 0 of packet. FPGA fills in packet counter #define UE_REG_CTRL_RX_VRT_STREAM_ID UE_REG_SR_ADDR(13) // word 1 of packet. #define UE_REG_CTRL_RX_VRT_TRAILER UE_REG_SR_ADDR(14) #define UE_REG_CTRL_RX_NSAMPS_PER_PKT UE_REG_SR_ADDR(15) #define UE_REG_CTRL_RX_NCHANNELS UE_REG_SR_ADDR(16) // 1 in basic case, up to 4 for vector sources ///////////////////////////////////////////////// // DSP TX Regs //////////////////////////////////////////////// #define UE_REG_DSP_TX_FREQ UE_REG_SR_ADDR(17) #define UE_REG_DSP_TX_SCALE_IQ UE_REG_SR_ADDR(18) // {scale_i,scale_q} #define UE_REG_DSP_TX_INTERP_RATE UE_REG_SR_ADDR(19) #define UE_REG_DSP_TX_UNUSED UE_REG_SR_ADDR(20) #define UE_REG_DSP_TX_MUX UE_REG_SR_ADDR(21) ///////////////////////////////////////////////// // VITA TX CTRL regs //////////////////////////////////////////////// #define UE_REG_CTRL_TX_NCHANNELS UE_REG_SR_ADDR(24) #define UE_REG_CTRL_TX_CLEAR_UNDERRUN UE_REG_SR_ADDR(25) #define UE_REG_CTRL_TX_REPORT_SID UE_REG_SR_ADDR(26) #define UE_REG_CTRL_TX_POLICY UE_REG_SR_ADDR(27) #define UE_FLAG_CTRL_TX_POLICY_WAIT (0x1 << 0) #define UE_FLAG_CTRL_TX_POLICY_NEXT_PACKET (0x1 << 1) #define UE_FLAG_CTRL_TX_POLICY_NEXT_BURST (0x1 << 2) ///////////////////////////////////////////////// // VITA49 64 bit time (write only) //////////////////////////////////////////////// /*! * \brief Time 64 flags * * 
   *
   *    3                   2                   1
   *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
   * +-----------------------------------------------------------+-+-+
   * |                                                           |S|P|
   * +-----------------------------------------------------------+-+-+
   *
   * P - PPS edge selection (0=negedge, 1=posedge, default=0)
   * S - Source (0=sma, 1=mimo, 0=default)
   *
   *
*/ #define UE_REG_TIME64_SECS UE_REG_SR_ADDR(28) // value to set absolute secs to on next PPS #define UE_REG_TIME64_TICKS UE_REG_SR_ADDR(29) // value to set absolute ticks to on next PPS #define UE_REG_TIME64_FLAGS UE_REG_SR_ADDR(30) // flags - see chart above #define UE_REG_TIME64_IMM UE_REG_SR_ADDR(31) // set immediate (0=latch on next pps, 1=latch immediate, default=0) #define UE_REG_TIME64_TPS UE_REG_SR_ADDR(31) // clock ticks per second (counter rollover) //pps flags (see above) #define UE_FLAG_TIME64_PPS_NEGEDGE (0 << 0) #define UE_FLAG_TIME64_PPS_POSEDGE (1 << 0) #define UE_FLAG_TIME64_PPS_SMA (0 << 1) #define UE_FLAG_TIME64_PPS_MIMO (1 << 1) #define UE_FLAG_TIME64_LATCH_NOW 1 #define UE_FLAG_TIME64_LATCH_NEXT_PPS 0 #endif