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-rw-r--r--firmware/microblaze/apps/txrx.c30
-rw-r--r--host/include/uhd/types/stream_cmd.hpp8
-rw-r--r--host/lib/usrp/usrp2/dboard_impl.cpp4
-rw-r--r--host/lib/usrp/usrp2/dboard_interface.cpp70
-rw-r--r--host/lib/usrp/usrp2/dsp_impl.cpp12
-rw-r--r--host/lib/usrp/usrp2/fw_common.h1
-rw-r--r--host/lib/usrp/usrp2/mboard_impl.cpp8
-rw-r--r--host/lib/usrp/usrp2/usrp2_impl.cpp31
-rw-r--r--host/lib/usrp/usrp2/usrp2_impl.hpp7
-rw-r--r--host/lib/usrp/usrp2/usrp2_regs.hpp28
10 files changed, 120 insertions, 79 deletions
diff --git a/firmware/microblaze/apps/txrx.c b/firmware/microblaze/apps/txrx.c
index 555dd4dd5..69a04d771 100644
--- a/firmware/microblaze/apps/txrx.c
+++ b/firmware/microblaze/apps/txrx.c
@@ -415,14 +415,38 @@ void handle_udp_ctrl_packet(
if (ctrl_data_in->data.poke_args.addr < 0xC000){
printf("error! tried to poke into 0x%x\n", ctrl_data_in->data.poke_args.addr);
}
- else{
- *((uint32_t *) ctrl_data_in->data.poke_args.addr) = ctrl_data_in->data.poke_args.data;
+ else switch(ctrl_data_in->data.poke_args.num_bytes){
+ case sizeof(uint32_t):
+ *((uint32_t *) ctrl_data_in->data.poke_args.addr) = (uint32_t)ctrl_data_in->data.poke_args.data;
+ break;
+
+ case sizeof(uint16_t):
+ *((uint16_t *) ctrl_data_in->data.poke_args.addr) = (uint16_t)ctrl_data_in->data.poke_args.data;
+ break;
+
+ case sizeof(uint8_t):
+ *((uint8_t *) ctrl_data_in->data.poke_args.addr) = (uint8_t)ctrl_data_in->data.poke_args.data;
+ break;
+
}
ctrl_data_out.id = USRP2_CTRL_ID_OMG_POKED_REGISTER_SO_BAD_DUDE;
break;
case USRP2_CTRL_ID_PEEK_AT_THIS_REGISTER_FOR_ME_BRO:
- ctrl_data_in->data.poke_args.data = *((uint32_t *) ctrl_data_in->data.poke_args.addr);
+ switch(ctrl_data_in->data.poke_args.num_bytes){
+ case sizeof(uint32_t):
+ ctrl_data_in->data.poke_args.data = *((uint32_t *) ctrl_data_in->data.poke_args.addr);
+ break;
+
+ case sizeof(uint16_t):
+ ctrl_data_in->data.poke_args.data = *((uint16_t *) ctrl_data_in->data.poke_args.addr);
+ break;
+
+ case sizeof(uint8_t):
+ ctrl_data_in->data.poke_args.data = *((uint8_t *) ctrl_data_in->data.poke_args.addr);
+ break;
+
+ }
ctrl_data_out.id = USRP2_CTRL_ID_WOAH_I_DEFINITELY_PEEKED_IT_DUDE;
break;
diff --git a/host/include/uhd/types/stream_cmd.hpp b/host/include/uhd/types/stream_cmd.hpp
index ff063af29..41708e2e2 100644
--- a/host/include/uhd/types/stream_cmd.hpp
+++ b/host/include/uhd/types/stream_cmd.hpp
@@ -32,11 +32,11 @@ namespace uhd{
* achieved through submission of multiple (carefully-crafted) commands.
*
* The mode parameter controls how streaming is issued to the device:
- * * "Start continuous" tells the device to stream samples indefinitely.
- * * "Stop continuous" tells the device to end continuous streaming.
- * * "Num samps and done" tells the device to stream num samps and
+ * - "Start continuous" tells the device to stream samples indefinitely.
+ * - "Stop continuous" tells the device to end continuous streaming.
+ * - "Num samps and done" tells the device to stream num samps and
* to not expect a future stream command for contiguous samples.
- * * "Num samps and more" tells the device to stream num samps and
+ * - "Num samps and more" tells the device to stream num samps and
* to expect a future stream command for contiguous samples.
*
* The stream now parameter controls when the stream begins.
diff --git a/host/lib/usrp/usrp2/dboard_impl.cpp b/host/lib/usrp/usrp2/dboard_impl.cpp
index 30883cd50..39e4baa7b 100644
--- a/host/lib/usrp/usrp2/dboard_impl.cpp
+++ b/host/lib/usrp/usrp2/dboard_impl.cpp
@@ -81,7 +81,7 @@ void usrp2_impl::update_rx_mux_config(void){
rx_mux = (((rx_mux >> 0) & 0x3) << 2) | (((rx_mux >> 2) & 0x3) << 0);
}
- this->poke(FR_DSP_RX_MUX, rx_mux);
+ this->poke32(FR_DSP_RX_MUX, rx_mux);
}
void usrp2_impl::update_tx_mux_config(void){
@@ -94,7 +94,7 @@ void usrp2_impl::update_tx_mux_config(void){
tx_mux = (((tx_mux >> 0) & 0x1) << 1) | (((tx_mux >> 1) & 0x1) << 0);
}
- this->poke(FR_DSP_TX_MUX, tx_mux);
+ this->poke32(FR_DSP_TX_MUX, tx_mux);
}
/***********************************************************************
diff --git a/host/lib/usrp/usrp2/dboard_interface.cpp b/host/lib/usrp/usrp2/dboard_interface.cpp
index 2e79381c5..87fc19117 100644
--- a/host/lib/usrp/usrp2/dboard_interface.cpp
+++ b/host/lib/usrp/usrp2/dboard_interface.cpp
@@ -48,17 +48,6 @@ private:
);
usrp2_impl *_impl;
-
- //shadows
- boost::uint32_t _ddr_shadow;
- uhd::dict<atr_reg_t, boost::uint32_t> _atr_reg_shadows;
-
- //utilities
- static int bank_to_shift(gpio_bank_t bank){
- static const uhd::dict<gpio_bank_t, int> _bank_to_shift = \
- boost::assign::map_list_of(GPIO_BANK_RX, 0)(GPIO_BANK_TX, 16);
- return _bank_to_shift[bank];
- }
};
/***********************************************************************
@@ -73,7 +62,6 @@ dboard_interface::sptr make_usrp2_dboard_interface(usrp2_impl *impl){
**********************************************************************/
usrp2_dboard_interface::usrp2_dboard_interface(usrp2_impl *impl){
_impl = impl;
- _ddr_shadow = 0;
}
usrp2_dboard_interface::~usrp2_dboard_interface(void){
@@ -95,42 +83,40 @@ double usrp2_dboard_interface::get_tx_clock_rate(void){
* GPIO
**********************************************************************/
void usrp2_dboard_interface::set_gpio_ddr(gpio_bank_t bank, boost::uint16_t value){
- //calculate the new 32 bit ddr value
- int shift = bank_to_shift(bank);
- boost::uint32_t new_ddr_val =
- (_ddr_shadow & ~(boost::uint32_t(0xffff) << shift)) //zero out new bits
- | (boost::uint32_t(value) << shift); //or'ed in the new bits
-
- //poke in the value and shadow
- _impl->poke(FR_GPIO_DDR, new_ddr_val);
- _ddr_shadow = new_ddr_val;
+ static const uhd::dict<gpio_bank_t, boost::uint32_t> bank_to_addr = boost::assign::map_list_of
+ (GPIO_BANK_RX, FR_GPIO_RX_DDR)
+ (GPIO_BANK_TX, FR_GPIO_TX_DDR)
+ ;
+ _impl->poke16(bank_to_addr[bank], value);
}
boost::uint16_t usrp2_dboard_interface::read_gpio(gpio_bank_t bank){
- boost::uint32_t data = _impl->peek(FR_GPIO_IO);
- return boost::uint16_t(data >> bank_to_shift(bank));
+ static const uhd::dict<gpio_bank_t, boost::uint32_t> bank_to_addr = boost::assign::map_list_of
+ (GPIO_BANK_RX, FR_GPIO_RX_IO)
+ (GPIO_BANK_TX, FR_GPIO_TX_IO)
+ ;
+ return _impl->peek16(bank_to_addr[bank]);
}
-void usrp2_dboard_interface::set_atr_reg(gpio_bank_t bank, atr_reg_t reg, boost::uint16_t value){
- //map the atr reg to an offset in register space
- static const uhd::dict<atr_reg_t, int> reg_to_addr = boost::assign::map_list_of
- (ATR_REG_IDLE, FR_ATR_IDLE) (ATR_REG_TX_ONLY, FR_ATR_TX)
- (ATR_REG_RX_ONLY, FR_ATR_RX) (ATR_REG_FULL_DUPLEX, FR_ATR_FULL)
+void usrp2_dboard_interface::set_atr_reg(gpio_bank_t bank, atr_reg_t atr, boost::uint16_t value){
+ //define mapping of bank to atr regs to register address
+ static const uhd::dict<
+ gpio_bank_t, uhd::dict<atr_reg_t, boost::uint32_t>
+ > bank_to_atr_to_addr = boost::assign::map_list_of
+ (GPIO_BANK_RX, boost::assign::map_list_of
+ (ATR_REG_IDLE, FR_ATR_IDLE_RXSIDE)
+ (ATR_REG_TX_ONLY, FR_ATR_INTX_RXSIDE)
+ (ATR_REG_RX_ONLY, FR_ATR_INRX_RXSIDE)
+ (ATR_REG_FULL_DUPLEX, FR_ATR_FULL_RXSIDE)
+ )
+ (GPIO_BANK_TX, boost::assign::map_list_of
+ (ATR_REG_IDLE, FR_ATR_IDLE_TXSIDE)
+ (ATR_REG_TX_ONLY, FR_ATR_INTX_TXSIDE)
+ (ATR_REG_RX_ONLY, FR_ATR_INRX_TXSIDE)
+ (ATR_REG_FULL_DUPLEX, FR_ATR_FULL_TXSIDE)
+ )
;
- ASSERT_THROW(reg_to_addr.has_key(reg));
-
- //ensure a value exists in the shadow
- if (not _atr_reg_shadows.has_key(reg)) _atr_reg_shadows[reg] = 0;
-
- //calculate the new 32 bit atr value
- int shift = bank_to_shift(bank);
- boost::uint32_t new_atr_val =
- (_atr_reg_shadows[reg] & ~(boost::uint32_t(0xffff) << shift)) //zero out new bits
- | (boost::uint32_t(value) << shift); //or'ed in the new bits
-
- //poke in the value and shadow
- _impl->poke(reg_to_addr[reg], new_atr_val);
- _atr_reg_shadows[reg] = new_atr_val;
+ _impl->poke16(bank_to_atr_to_addr[bank][atr], value);
}
/***********************************************************************
diff --git a/host/lib/usrp/usrp2/dsp_impl.cpp b/host/lib/usrp/usrp2/dsp_impl.cpp
index 647a8bf1c..1fe7b7f25 100644
--- a/host/lib/usrp/usrp2/dsp_impl.cpp
+++ b/host/lib/usrp/usrp2/dsp_impl.cpp
@@ -72,11 +72,11 @@ void usrp2_impl::init_ddc_config(void){
void usrp2_impl::update_ddc_config(void){
//set the decimation
- this->poke(FR_DSP_RX_DECIM_RATE, _ddc_decim);
+ this->poke32(FR_DSP_RX_DECIM_RATE, _ddc_decim);
//set the scaling
static const boost::int16_t default_rx_scale_iq = 1024;
- this->poke(FR_DSP_RX_SCALE_IQ,
+ this->poke32(FR_DSP_RX_SCALE_IQ,
calculate_iq_scale_word(default_rx_scale_iq, default_rx_scale_iq)
);
}
@@ -190,7 +190,7 @@ void usrp2_impl::ddc_set(const wax::obj &key, const wax::obj &val){
ASSERT_THROW(new_freq <= get_master_clock_freq()/2.0);
ASSERT_THROW(new_freq >= -get_master_clock_freq()/2.0);
_ddc_freq = new_freq; //shadow
- this->poke(FR_DSP_RX_FREQ,
+ this->poke32(FR_DSP_RX_FREQ,
calculate_freq_word_and_update_actual_freq(_ddc_freq, get_master_clock_freq())
);
return;
@@ -231,10 +231,10 @@ void usrp2_impl::update_duc_config(void){
boost::int16_t scale = rint((4096*std::pow(2, ceil(log2(interp_cubed))))/(1.65*interp_cubed));
//set the interpolation
- this->poke(FR_DSP_TX_INTERP_RATE, _ddc_decim);
+ this->poke32(FR_DSP_TX_INTERP_RATE, _ddc_decim);
//set the scaling
- this->poke(FR_DSP_TX_SCALE_IQ, calculate_iq_scale_word(scale, scale));
+ this->poke32(FR_DSP_TX_SCALE_IQ, calculate_iq_scale_word(scale, scale));
}
/***********************************************************************
@@ -308,7 +308,7 @@ void usrp2_impl::duc_set(const wax::obj &key, const wax::obj &val){
ASSERT_THROW(new_freq <= get_master_clock_freq()/2.0);
ASSERT_THROW(new_freq >= -get_master_clock_freq()/2.0);
_duc_freq = new_freq; //shadow
- this->poke(FR_DSP_TX_FREQ,
+ this->poke32(FR_DSP_TX_FREQ,
calculate_freq_word_and_update_actual_freq(_duc_freq, get_master_clock_freq())
);
return;
diff --git a/host/lib/usrp/usrp2/fw_common.h b/host/lib/usrp/usrp2/fw_common.h
index 7f35c8abd..019f3b931 100644
--- a/host/lib/usrp/usrp2/fw_common.h
+++ b/host/lib/usrp/usrp2/fw_common.h
@@ -138,6 +138,7 @@ typedef struct{
struct {
_SINS_ uint32_t addr;
_SINS_ uint32_t data;
+ _SINS_ uint8_t num_bytes; //1, 2, 4
} poke_args;
} data;
} usrp2_ctrl_data_t;
diff --git a/host/lib/usrp/usrp2/mboard_impl.cpp b/host/lib/usrp/usrp2/mboard_impl.cpp
index 7594c85fa..ceb2ec98f 100644
--- a/host/lib/usrp/usrp2/mboard_impl.cpp
+++ b/host/lib/usrp/usrp2/mboard_impl.cpp
@@ -67,19 +67,19 @@ void usrp2_impl::update_clock_config(void){
}
//set the pps flags
- this->poke(FR_TIME64_FLAGS, pps_flags);
+ this->poke32(FR_TIME64_FLAGS, pps_flags);
//TODO clock source ref 10mhz (spi ad9510)
}
void usrp2_impl::set_time_spec(const time_spec_t &time_spec, bool now){
//set ticks and seconds
- this->poke(FR_TIME64_SECS, time_spec.secs);
- this->poke(FR_TIME64_TICKS, time_spec.ticks);
+ this->poke32(FR_TIME64_SECS, time_spec.secs);
+ this->poke32(FR_TIME64_TICKS, time_spec.ticks);
//set the register to latch it all in
boost::uint32_t imm_flags = (now)? FRF_TIME64_LATCH_NOW : FRF_TIME64_LATCH_NEXT_PPS;
- this->poke(FR_TIME64_IMM, imm_flags);
+ this->poke32(FR_TIME64_IMM, imm_flags);
}
/***********************************************************************
diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp
index b3a22e175..d7a9845cd 100644
--- a/host/lib/usrp/usrp2/usrp2_impl.cpp
+++ b/host/lib/usrp/usrp2/usrp2_impl.cpp
@@ -174,28 +174,47 @@ double usrp2_impl::get_master_clock_freq(void){
return 100e6;
}
-void usrp2_impl::poke(boost::uint32_t addr, boost::uint32_t data){
+template <class T> void impl_poke(usrp2_impl *impl, boost::uint32_t addr, T data){
//setup the out data
usrp2_ctrl_data_t out_data;
out_data.id = htonl(USRP2_CTRL_ID_POKE_THIS_REGISTER_FOR_ME_BRO);
out_data.data.poke_args.addr = htonl(addr);
- out_data.data.poke_args.data = htonl(data);
+ out_data.data.poke_args.data = htonl(boost::uint32_t(data));
+ out_data.data.poke_args.num_bytes = sizeof(T);
//send and recv
- usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data);
+ usrp2_ctrl_data_t in_data = impl->ctrl_send_and_recv(out_data);
ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_OMG_POKED_REGISTER_SO_BAD_DUDE);
}
-boost::uint32_t usrp2_impl::peek(boost::uint32_t addr){
+template <class T> T impl_peek(usrp2_impl *impl, boost::uint32_t addr){
//setup the out data
usrp2_ctrl_data_t out_data;
out_data.id = htonl(USRP2_CTRL_ID_PEEK_AT_THIS_REGISTER_FOR_ME_BRO);
out_data.data.poke_args.addr = htonl(addr);
+ out_data.data.poke_args.num_bytes = sizeof(T);
//send and recv
- usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data);
+ usrp2_ctrl_data_t in_data = impl->ctrl_send_and_recv(out_data);
ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_WOAH_I_DEFINITELY_PEEKED_IT_DUDE);
- return ntohl(out_data.data.poke_args.data);
+ return T(ntohl(out_data.data.poke_args.data));
+}
+
+
+void usrp2_impl::poke32(boost::uint32_t addr, boost::uint32_t data){
+ return impl_poke<boost::uint32_t>(this, addr, data);
+}
+
+boost::uint32_t usrp2_impl::peek32(boost::uint32_t addr){
+ return impl_peek<boost::uint32_t>(this, addr);
+}
+
+void usrp2_impl::poke16(boost::uint32_t addr, boost::uint16_t data){
+ return impl_poke<boost::uint16_t>(this, addr, data);
+}
+
+boost::uint16_t usrp2_impl::peek16(boost::uint32_t addr){
+ return impl_peek<boost::uint16_t>(this, addr);
}
/***********************************************************************
diff --git a/host/lib/usrp/usrp2/usrp2_impl.hpp b/host/lib/usrp/usrp2/usrp2_impl.hpp
index 7c55d4c3c..26f9bb386 100644
--- a/host/lib/usrp/usrp2/usrp2_impl.hpp
+++ b/host/lib/usrp/usrp2/usrp2_impl.hpp
@@ -103,8 +103,11 @@ public:
usrp2_ctrl_data_t ctrl_send_and_recv(const usrp2_ctrl_data_t &);
//peek and poke registers
- void poke(boost::uint32_t addr, boost::uint32_t data);
- boost::uint32_t peek(boost::uint32_t addr);
+ void poke32(boost::uint32_t addr, boost::uint32_t data);
+ boost::uint32_t peek32(boost::uint32_t addr);
+
+ void poke16(boost::uint32_t addr, boost::uint16_t data);
+ boost::uint16_t peek16(boost::uint32_t addr);
//misc access methods
double get_master_clock_freq(void);
diff --git a/host/lib/usrp/usrp2/usrp2_regs.hpp b/host/lib/usrp/usrp2/usrp2_regs.hpp
index 10545d712..0a2de2c6d 100644
--- a/host/lib/usrp/usrp2/usrp2_regs.hpp
+++ b/host/lib/usrp/usrp2/usrp2_regs.hpp
@@ -175,11 +175,14 @@
//
// These go to the daughterboard i/o pins
//
-#define _FR_GPIO_ADDR(off) (0xC800 + (off) * sizeof(boost::uint32_t))
-#define FR_GPIO_IO _FR_GPIO_ADDR(0) // tx data in high 16, rx in low 16
-#define FR_GPIO_DDR _FR_GPIO_ADDR(1) // 32 bits, 1 means output. tx in high 16, rx in low 16
-#define FR_GPIO_TX_SEL _FR_GPIO_ADDR(2) // 16 2-bit fields select which source goes to TX DB
-#define FR_GPIO_RX_SEL _FR_GPIO_ADDR(3) // 16 2-bit fields select which source goes to RX DB
+#define FR_GPIO_BASE 0xC800
+
+#define FR_GPIO_RX_IO FR_GPIO_BASE + 0 // 16 io data pins
+#define FR_GPIO_TX_IO FR_GPIO_BASE + 2 // 16 io data pins
+#define FR_GPIO_RX_DDR FR_GPIO_BASE + 4 // 16 ddr pins, 1 means output
+#define FR_GPIO_TX_DDR FR_GPIO_BASE + 6 // 16 ddr pins, 1 means output
+#define FR_GPIO_TX_SEL FR_GPIO_BASE + 8 // 16 2-bit fields select which source goes to TX DB
+#define FR_GPIO_RX_SEL FR_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 FRF_GPIO_SEL_SW 0 // if pin is an output, set by software in the io reg
@@ -190,10 +193,15 @@
///////////////////////////////////////////////////
// ATR Controller, Slave 11
////////////////////////////////////////////////
-#define _FR_ATR_ADDR(off) (0xE400 + (off) * sizeof(boost::uint32_t))
-#define FR_ATR_IDLE _FR_ATR_ADDR(0) // tx data in high 16, rx in low 16
-#define FR_ATR_TX _FR_ATR_ADDR(1)
-#define FR_ATR_RX _FR_ATR_ADDR(2)
-#define FR_ATR_FULL _FR_ATR_ADDR(3)
+#define FR_ATR_BASE 0xE400
+
+#define FR_ATR_IDLE_RXSIDE FR_ATR_BASE + 0
+#define FR_ATR_IDLE_TXSIDE FR_ATR_BASE + 2
+#define FR_ATR_INTX_RXSIDE FR_ATR_BASE + 4
+#define FR_ATR_INTX_TXSIDE FR_ATR_BASE + 6
+#define FR_ATR_INRX_RXSIDE FR_ATR_BASE + 8
+#define FR_ATR_INRX_TXSIDE FR_ATR_BASE + 10
+#define FR_ATR_FULL_RXSIDE FR_ATR_BASE + 12
+#define FR_ATR_FULL_TXSIDE FR_ATR_BASE + 14
#endif /* INCLUDED_USRP2_REGS_HPP */
generated by cgit v1.2.3 (git 2.46.0) at 2025-11-04 11:05:36 +0000