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-rw-r--r--host/lib/usrp/usrp2/usrp2_regs.hpp241
1 files changed, 162 insertions, 79 deletions
diff --git a/host/lib/usrp/usrp2/usrp2_regs.hpp b/host/lib/usrp/usrp2/usrp2_regs.hpp
index cef7cf2e6..9936d634a 100644
--- a/host/lib/usrp/usrp2/usrp2_regs.hpp
+++ b/host/lib/usrp/usrp2/usrp2_regs.hpp
@@ -18,6 +18,93 @@
#ifndef INCLUDED_USRP2_REGS_HPP
#define INCLUDED_USRP2_REGS_HPP
+#include <boost/cstdint.hpp>
+
+#define USRP2_MISC_OUTPUT_BASE 0xD400
+#define USRP2_GPIO_BASE 0xC800
+#define USRP2_ATR_BASE 0xE400
+#define USRP2_BP_STATUS_BASE 0xCC00
+
+#define USRP2P_MISC_OUTPUT_BASE 0x2000
+#define USRP2P_GPIO_BASE 0x3200
+#define USRP2P_ATR_BASE 0x3800
+#define USRP2P_BP_STATUS_BASE 0x3300
+
+typedef struct {
+ int sr_misc;
+ int sr_tx_prot_eng;
+ int sr_rx_prot_eng;
+ int sr_buffer_pool_ctrl;
+ int sr_udp_sm;
+ int sr_tx_dsp;
+ int sr_tx_ctrl;
+ int sr_rx_dsp;
+ int sr_rx_ctrl;
+ int sr_time64;
+ int sr_simtimer;
+ int sr_last;
+ int misc_ctrl_clock;
+ int misc_ctrl_serdes;
+ int misc_ctrl_adc;
+ int misc_ctrl_leds;
+ int misc_ctrl_phy;
+ int misc_ctrl_dbg_mux;
+ int misc_ctrl_ram_page;
+ int misc_ctrl_flush_icache;
+ int misc_ctrl_led_src;
+ int time64_secs; // value to set absolute secs to on next PPS
+ int time64_ticks; // value to set absolute ticks to on next PPS
+ int time64_flags; // flags -- see chart below
+ int time64_imm; // set immediate (0=latch on next pps, 1=latch immediate, default=0)
+ int time64_tps; // ticks per second rollover count
+ int time64_secs_rb;
+ int time64_ticks_rb;
+ int compat_num_rb;
+ int dsp_tx_freq;
+ int dsp_tx_scale_iq;
+ int dsp_tx_interp_rate;
+ int dsp_tx_mux;
+ int dsp_rx_freq;
+ int dsp_rx_scale_iq;
+ int dsp_rx_decim_rate;
+ int dsp_rx_dcoffset_i;
+ int dsp_rx_dcoffset_q;
+ int dsp_rx_mux;
+ int gpio_base;
+ int gpio_io;
+ int gpio_ddr;
+ int gpio_tx_sel;
+ int gpio_rx_sel;
+ int atr_base;
+ int atr_idle_txside;
+ int atr_idle_rxside;
+ int atr_intx_txside;
+ int atr_intx_rxside;
+ int atr_inrx_txside;
+ int atr_inrx_rxside;
+ int atr_full_txside;
+ int atr_full_rxside;
+ int rx_ctrl_stream_cmd;
+ int rx_ctrl_time_secs;
+ int rx_ctrl_time_ticks;
+ int rx_ctrl_clear_overrun;
+ int rx_ctrl_vrt_header;
+ int rx_ctrl_vrt_stream_id;
+ int rx_ctrl_vrt_trailer;
+ int rx_ctrl_nsamps_per_pkt;
+ int rx_ctrl_nchannels;
+ int tx_ctrl_num_chan;
+ int tx_ctrl_clear_state;
+ int tx_ctrl_report_sid;
+ int tx_ctrl_policy;
+ int tx_ctrl_cycles_per_up;
+ int tx_ctrl_packets_per_up;
+} usrp2_regs_t;
+
+extern const usrp2_regs_t usrp2_regs; //the register definitions, set in usrp2_regs.cpp and usrp2p_regs.cpp
+
+usrp2_regs_t usrp2_get_regs(bool);
+
////////////////////////////////////////////////////
// Settings Bus, Slave #7, Not Byte Addressable!
//
@@ -25,27 +112,12 @@
// 1KB of address space (== 256 32-bit write-only regs)
-#define MISC_OUTPUT_BASE 0xD400
+//#define MISC_OUTPUT_BASE 0xD400
//#define TX_PROTOCOL_ENGINE_BASE 0xD480
//#define RX_PROTOCOL_ENGINE_BASE 0xD4C0
//#define BUFFER_POOL_CTRL_BASE 0xD500
//#define LAST_SETTING_REG 0xD7FC // last valid setting register
-#define SR_MISC 0
-#define SR_TX_PROT_ENG 32
-#define SR_RX_PROT_ENG 48
-#define SR_BUFFER_POOL_CTRL 64
-#define SR_UDP_SM 96
-#define SR_TX_DSP 208
-#define SR_TX_CTRL 224
-#define SR_RX_DSP 160
-#define SR_RX_CTRL 176
-#define SR_TIME64 192
-#define SR_SIMTIMER 198
-#define SR_LAST 255
-
-#define _SR_ADDR(sr) ((MISC_OUTPUT_BASE) + (4*(sr)))
-
/////////////////////////////////////////////////
// SPI Slave Constants
////////////////////////////////////////////////
@@ -58,20 +130,11 @@
#define SPI_SS_TX_DAC 32
#define SPI_SS_TX_ADC 64
#define SPI_SS_TX_DB 128
+#define SPI_SS_ADS62P44 256 //for usrp2p
/////////////////////////////////////////////////
// Misc Control
////////////////////////////////////////////////
-#define U2_REG_MISC_CTRL_CLOCK _SR_ADDR(0)
-#define U2_REG_MISC_CTRL_SERDES _SR_ADDR(1)
-#define U2_REG_MISC_CTRL_ADC _SR_ADDR(2)
-#define U2_REG_MISC_CTRL_LEDS _SR_ADDR(3)
-#define U2_REG_MISC_CTRL_PHY _SR_ADDR(4) // LSB is reset line to eth phy
-#define U2_REG_MISC_CTRL_DBG_MUX _SR_ADDR(5)
-#define U2_REG_MISC_CTRL_RAM_PAGE _SR_ADDR(6) // FIXME should go somewhere else...
-#define U2_REG_MISC_CTRL_FLUSH_ICACHE _SR_ADDR(7) // Flush the icache
-#define U2_REG_MISC_CTRL_LED_SRC _SR_ADDR(8) // HW or SW control for LEDs
-
#define U2_FLAG_MISC_CTRL_SERDES_ENABLE 8
#define U2_FLAG_MISC_CTRL_SERDES_PRBSEN 4
#define U2_FLAG_MISC_CTRL_SERDES_LOOPEN 2
@@ -99,15 +162,6 @@
*
* </pre>
*/
-#define U2_REG_TIME64_SECS _SR_ADDR(SR_TIME64 + 0) // value to set absolute secs to on next PPS
-#define U2_REG_TIME64_TICKS _SR_ADDR(SR_TIME64 + 1) // value to set absolute ticks to on next PPS
-#define U2_REG_TIME64_FLAGS _SR_ADDR(SR_TIME64 + 2) // flags - see chart above
-#define U2_REG_TIME64_IMM _SR_ADDR(SR_TIME64 + 3) // set immediate (0=latch on next pps, 1=latch immediate, default=0)
-#define U2_REG_TIME64_TPS _SR_ADDR(SR_TIME64 + 4) // the ticks per second rollover count
-
-#define U2_REG_TIME64_SECS_RB (0xCC00 + 4*10)
-#define U2_REG_TIME64_TICKS_RB (0xCC00 + 4*11)
-#define U2_REG_COMPAT_NUM_RB (0xCC00 + 4*12)
//pps flags (see above)
#define U2_FLAG_TIME64_PPS_NEGEDGE (0 << 0)
@@ -121,34 +175,72 @@
/////////////////////////////////////////////////
// DSP TX Regs
////////////////////////////////////////////////
-#define U2_REG_DSP_TX_FREQ _SR_ADDR(SR_TX_DSP + 0)
-#define U2_REG_DSP_TX_SCALE_IQ _SR_ADDR(SR_TX_DSP + 1) // {scale_i,scale_q}
-#define U2_REG_DSP_TX_INTERP_RATE _SR_ADDR(SR_TX_DSP + 2)
-#define U2_REG_DSP_TX_MUX _SR_ADDR(SR_TX_DSP + 4)
+
+ /*!
+ * \brief output mux configuration.
+ *
+ * <pre>
+ * 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
+ * +-------------------------------+-------+-------+-------+-------+
+ * | | DAC1 | DAC0 |
+ * +-------------------------------+-------+-------+-------+-------+
+ *
+ * There are N DUCs (1 now) with complex inputs and outputs.
+ * There are two DACs.
+ *
+ * Each 4-bit DACx field specifies the source for the DAC
+ * Each subfield is coded like this:
+ *
+ * 3 2 1 0
+ * +-------+
+ * | N |
+ * +-------+
+ *
+ * N specifies which DUC output is connected to this DAC.
+ *
+ * N which interp output
+ * --- -------------------
+ * 0 DUC 0 I
+ * 1 DUC 0 Q
+ * 2 DUC 1 I
+ * 3 DUC 1 Q
+ * F All Zeros
+ *
+ * The default value is 0x10
+ * </pre>
+ */
+
/////////////////////////////////////////////////
// DSP RX Regs
////////////////////////////////////////////////
-#define U2_REG_DSP_RX_FREQ _SR_ADDR(SR_RX_DSP + 0)
-#define U2_REG_DSP_RX_SCALE_IQ _SR_ADDR(SR_RX_DSP + 1) // {scale_i,scale_q}
-#define U2_REG_DSP_RX_DECIM_RATE _SR_ADDR(SR_RX_DSP + 2)
-#define U2_REG_DSP_RX_DCOFFSET_I _SR_ADDR(SR_RX_DSP + 3) // Bit 31 high sets fixed offset mode, using lower 14 bits,
- // otherwise it is automatic
-#define U2_REG_DSP_RX_DCOFFSET_Q _SR_ADDR(SR_RX_DSP + 4) // Bit 31 high sets fixed offset mode, using lower 14 bits
-#define U2_REG_DSP_RX_MUX _SR_ADDR(SR_RX_DSP + 5) // called adc_mux in dsp_core_rx.v
+
+ /*!
+ * \brief input mux configuration.
+ *
+ * This determines which ADC (or constant zero) is connected to
+ * each DDC input. There are N DDCs (1 now). Each has two inputs.
+ *
+ * <pre>
+ * Mux value:
+ *
+ * 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
+ * +-------+-------+-------+-------+-------+-------+-------+-------+
+ * | |Q0 |I0 |
+ * +-------+-------+-------+-------+-------+-------+-------+-------+
+ *
+ * Each 2-bit I field is either 00 (A/D A), 01 (A/D B) or 1X (const zero)
+ * Each 2-bit Q field is either 00 (A/D A), 01 (A/D B) or 1X (const zero)
+ *
+ * The default value is 0x4
+ * </pre>
+ */
////////////////////////////////////////////////
// GPIO, Slave 4
////////////////////////////////////////////////
-//
-// These go to the daughterboard i/o pins
-//
-#define U2_REG_GPIO_BASE 0xC800
-
-#define U2_REG_GPIO_IO U2_REG_GPIO_BASE + 0 // 32 bits, gpio io pins (tx high 16 bits, rx low 16 bits)
-#define U2_REG_GPIO_DDR U2_REG_GPIO_BASE + 4 // 32 bits, gpio ddr, 1 means output (tx high 16 bits, rx low 16 bits)
-#define U2_REG_GPIO_TX_SEL U2_REG_GPIO_BASE + 8 // 16 2-bit fields select which source goes to TX DB
-#define U2_REG_GPIO_RX_SEL U2_REG_GPIO_BASE + 12 // 16 2-bit fields select which source goes to RX DB
// each 2-bit sel field is layed out this way
#define U2_FLAG_GPIO_SEL_GPIO 0 // if pin is an output, set by GPIO register
@@ -159,42 +251,33 @@
///////////////////////////////////////////////////
// ATR Controller, Slave 11
////////////////////////////////////////////////
-#define U2_REG_ATR_BASE 0xE400
-#define U2_REG_ATR_IDLE_TXSIDE U2_REG_ATR_BASE + 0
-#define U2_REG_ATR_IDLE_RXSIDE U2_REG_ATR_BASE + 2
-#define U2_REG_ATR_INTX_TXSIDE U2_REG_ATR_BASE + 4
-#define U2_REG_ATR_INTX_RXSIDE U2_REG_ATR_BASE + 6
-#define U2_REG_ATR_INRX_TXSIDE U2_REG_ATR_BASE + 8
-#define U2_REG_ATR_INRX_RXSIDE U2_REG_ATR_BASE + 10
-#define U2_REG_ATR_FULL_TXSIDE U2_REG_ATR_BASE + 12
-#define U2_REG_ATR_FULL_RXSIDE U2_REG_ATR_BASE + 14
///////////////////////////////////////////////////
// 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 U2_REG_RX_CTRL_STREAM_CMD _SR_ADDR(SR_RX_CTRL + 0) // {now, chain, num_samples(30)
-#define U2_REG_RX_CTRL_TIME_SECS _SR_ADDR(SR_RX_CTRL + 1)
-#define U2_REG_RX_CTRL_TIME_TICKS _SR_ADDR(SR_RX_CTRL + 2)
+//#define U2_REG_RX_CTRL_STREAM_CMD _SR_ADDR(SR_RX_CTRL + 0) // {now, chain, num_samples(30)
+//#define U2_REG_RX_CTRL_TIME_SECS _SR_ADDR(SR_RX_CTRL + 1)
+//#define U2_REG_RX_CTRL_TIME_TICKS _SR_ADDR(SR_RX_CTRL + 2)
-#define U2_REG_RX_CTRL_CLEAR_STATE _SR_ADDR(SR_RX_CTRL + 3)
-#define U2_REG_RX_CTRL_VRT_HEADER _SR_ADDR(SR_RX_CTRL + 4) // word 0 of packet. FPGA fills in packet counter
-#define U2_REG_RX_CTRL_VRT_STREAM_ID _SR_ADDR(SR_RX_CTRL + 5) // word 1 of packet.
-#define U2_REG_RX_CTRL_VRT_TRAILER _SR_ADDR(SR_RX_CTRL + 6)
-#define U2_REG_RX_CTRL_NSAMPS_PER_PKT _SR_ADDR(SR_RX_CTRL + 7)
-#define U2_REG_RX_CTRL_NCHANNELS _SR_ADDR(SR_RX_CTRL + 8) // 1 in basic case, up to 4 for vector sources
+//#define U2_REG_RX_CTRL_CLEAR_STATE _SR_ADDR(SR_RX_CTRL + 3)
+//#define U2_REG_RX_CTRL_VRT_HEADER _SR_ADDR(SR_RX_CTRL + 4) // word 0 of packet. FPGA fills in packet counter
+//#define U2_REG_RX_CTRL_VRT_STREAM_ID _SR_ADDR(SR_RX_CTRL + 5) // word 1 of packet.
+//#define U2_REG_RX_CTRL_VRT_TRAILER _SR_ADDR(SR_RX_CTRL + 6)
+//#define U2_REG_RX_CTRL_NSAMPS_PER_PKT _SR_ADDR(SR_RX_CTRL + 7)
+//#define U2_REG_RX_CTRL_NCHANNELS _SR_ADDR(SR_RX_CTRL + 8) // 1 in basic case, up to 4 for vector sources
///////////////////////////////////////////////////
// TX CTRL regs
///////////////////////////////////////////////////
-#define U2_REG_TX_CTRL_NUM_CHAN _SR_ADDR(SR_TX_CTRL + 0)
-#define U2_REG_TX_CTRL_CLEAR_STATE _SR_ADDR(SR_TX_CTRL + 1)
-#define U2_REG_TX_CTRL_REPORT_SID _SR_ADDR(SR_TX_CTRL + 2)
-#define U2_REG_TX_CTRL_POLICY _SR_ADDR(SR_TX_CTRL + 3)
-#define U2_REG_TX_CTRL_CYCLES_PER_UP _SR_ADDR(SR_TX_CTRL + 4)
-#define U2_REG_TX_CTRL_PACKETS_PER_UP _SR_ADDR(SR_TX_CTRL + 5)
+//#define U2_REG_TX_CTRL_NUM_CHAN _SR_ADDR(SR_TX_CTRL + 0)
+//#define U2_REG_TX_CTRL_CLEAR_STATE _SR_ADDR(SR_TX_CTRL + 1)
+//#define U2_REG_TX_CTRL_REPORT_SID _SR_ADDR(SR_TX_CTRL + 2)
+//#define U2_REG_TX_CTRL_POLICY _SR_ADDR(SR_TX_CTRL + 3)
+//#define U2_REG_TX_CTRL_CYCLES_PER_UP _SR_ADDR(SR_TX_CTRL + 4)
+//#define U2_REG_TX_CTRL_PACKETS_PER_UP _SR_ADDR(SR_TX_CTRL + 5)
#define U2_FLAG_TX_CTRL_POLICY_WAIT (0x1 << 0)
#define U2_FLAG_TX_CTRL_POLICY_NEXT_PACKET (0x1 << 1)