aboutsummaryrefslogtreecommitdiffstats
path: root/host/lib/usrp/usrp_e/dboard_interface.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'host/lib/usrp/usrp_e/dboard_interface.cpp')
-rw-r--r--host/lib/usrp/usrp_e/dboard_interface.cpp106
1 files changed, 30 insertions, 76 deletions
diff --git a/host/lib/usrp/usrp_e/dboard_interface.cpp b/host/lib/usrp/usrp_e/dboard_interface.cpp
index a343d93b8..47948f3d0 100644
--- a/host/lib/usrp/usrp_e/dboard_interface.cpp
+++ b/host/lib/usrp/usrp_e/dboard_interface.cpp
@@ -22,7 +22,6 @@
#include <boost/assign/list_of.hpp>
#include <algorithm> //std::copy
#include <linux/usrp_e.h>
-#include <cstddef>
using namespace uhd::usrp;
@@ -34,9 +33,8 @@ public:
void write_aux_dac(unit_type_t, int, int);
int read_aux_adc(unit_type_t, int);
- void set_atr_reg(gpio_bank_t, boost::uint16_t, boost::uint16_t, boost::uint16_t);
+ void set_atr_reg(gpio_bank_t, atr_reg_t, boost::uint16_t);
void set_gpio_ddr(gpio_bank_t, boost::uint16_t);
- void write_gpio(gpio_bank_t, boost::uint16_t);
boost::uint16_t read_gpio(gpio_bank_t);
void write_i2c(int, const byte_vector_t &);
@@ -48,8 +46,7 @@ public:
private:
byte_vector_t transact_spi(
spi_dev_t dev,
- spi_latch_t latch,
- spi_push_t push,
+ spi_edge_t edge,
const byte_vector_t &buf,
bool readback
);
@@ -92,82 +89,40 @@ double usrp_e_dboard_interface::get_tx_clock_rate(void){
void usrp_e_dboard_interface::set_gpio_ddr(gpio_bank_t bank, boost::uint16_t value){
//define mapping of gpio bank to register address
static const uhd::dict<gpio_bank_t, boost::uint32_t> bank_to_addr = boost::assign::map_list_of
- (GPIO_RX_BANK, GPIO_BASE + offsetof(gpio_regs_t, rx_ddr))
- (GPIO_TX_BANK, GPIO_BASE + offsetof(gpio_regs_t, tx_ddr))
+ (GPIO_BANK_RX, UE_REG_GPIO_RX_DDR)
+ (GPIO_BANK_TX, UE_REG_GPIO_TX_DDR)
;
-
- //load the data struct
- usrp_e_ctl16 data;
- data.offset = bank_to_addr[bank];
- data.count = 1;
- data.buf[0] = value;
-
- //call the ioctl
- _impl->ioctl(USRP_E_WRITE_CTL16, &data);
-}
-
-void usrp_e_dboard_interface::write_gpio(gpio_bank_t bank, boost::uint16_t value){
- //define mapping of gpio bank to register address
- static const uhd::dict<gpio_bank_t, boost::uint32_t> bank_to_addr = boost::assign::map_list_of
- (GPIO_RX_BANK, GPIO_BASE + offsetof(gpio_regs_t, rx_io))
- (GPIO_TX_BANK, GPIO_BASE + offsetof(gpio_regs_t, tx_io))
- ;
-
- //load the data struct
- usrp_e_ctl16 data;
- data.offset = bank_to_addr[bank];
- data.count = 1;
- data.buf[0] = value;
-
- //call the ioctl
- _impl->ioctl(USRP_E_WRITE_CTL16, &data);
+ _impl->poke16(bank_to_addr[bank], value);
}
boost::uint16_t usrp_e_dboard_interface::read_gpio(gpio_bank_t bank){
//define mapping of gpio bank to register address
static const uhd::dict<gpio_bank_t, boost::uint32_t> bank_to_addr = boost::assign::map_list_of
- (GPIO_RX_BANK, GPIO_BASE + offsetof(gpio_regs_t, rx_io))
- (GPIO_TX_BANK, GPIO_BASE + offsetof(gpio_regs_t, tx_io))
+ (GPIO_BANK_RX, UE_REG_GPIO_RX_IO)
+ (GPIO_BANK_TX, UE_REG_GPIO_TX_IO)
;
-
- //load the data struct
- usrp_e_ctl16 data;
- data.offset = bank_to_addr[bank];
- data.count = 1;
-
- //call the ioctl
- _impl->ioctl(USRP_E_READ_CTL16, &data);
-
- return data.buf[0];
+ return _impl->peek16(bank_to_addr[bank]);
}
-void usrp_e_dboard_interface::set_atr_reg(gpio_bank_t bank, boost::uint16_t tx_value, boost::uint16_t rx_value, boost::uint16_t mask){
- //define mapping of gpio bank to register address
- static const uhd::dict<gpio_bank_t, boost::uint32_t> bank_to_addr = boost::assign::map_list_of
- (GPIO_RX_BANK, GPIO_BASE + offsetof(gpio_regs_t, rx_sel_low))
- (GPIO_TX_BANK, GPIO_BASE + offsetof(gpio_regs_t, tx_sel_low))
+void usrp_e_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, UE_REG_ATR_IDLE_RXSIDE)
+ (ATR_REG_TX_ONLY, UE_REG_ATR_INTX_RXSIDE)
+ (ATR_REG_RX_ONLY, UE_REG_ATR_INRX_RXSIDE)
+ (ATR_REG_FULL_DUPLEX, UE_REG_ATR_FULL_RXSIDE)
+ )
+ (GPIO_BANK_TX, boost::assign::map_list_of
+ (ATR_REG_IDLE, UE_REG_ATR_IDLE_TXSIDE)
+ (ATR_REG_TX_ONLY, UE_REG_ATR_INTX_TXSIDE)
+ (ATR_REG_RX_ONLY, UE_REG_ATR_INRX_TXSIDE)
+ (ATR_REG_FULL_DUPLEX, UE_REG_ATR_FULL_TXSIDE)
+ )
;
-
- //set the gpio selection mux to atr or software controlled
- boost::uint16_t low_sel = 0, high_sel = 0;
- for(size_t i = 0; i < 16; i++){
- boost::uint16_t code = (mask & (1 << i))? GPIO_SEL_ATR : GPIO_SEL_SW;
- if(i < 8) low_sel |= code << (2*i-0);
- else high_sel |= code << (2*i-8);
- }
-
- //load the data struct
- usrp_e_ctl16 data;
- data.offset = bank_to_addr[bank];
- data.count = 2;
- data.buf[0] = low_sel;
- data.buf[1] = high_sel;
-
- //call the ioctl
- _impl->ioctl(USRP_E_READ_CTL16, &data);
-
- //----------------------------------------> TODO
- //TODO set the atr regs
+ _impl->poke16(bank_to_atr_to_addr[bank][atr], value);
}
/***********************************************************************
@@ -175,15 +130,14 @@ void usrp_e_dboard_interface::set_atr_reg(gpio_bank_t bank, boost::uint16_t tx_v
**********************************************************************/
dboard_interface::byte_vector_t usrp_e_dboard_interface::transact_spi(
spi_dev_t dev,
- spi_latch_t latch,
- spi_push_t push,
+ spi_edge_t edge,
const byte_vector_t &buf,
bool readback
){
//load data struct
usrp_e_spi data;
data.readback = (readback)? UE_SPI_TXRX : UE_SPI_TXONLY;
- data.slave = (dev == SPI_RX_DEV)? UE_SPI_CTRL_RXNEG : UE_SPI_CTRL_TXNEG;
+ data.slave = (dev == SPI_DEV_RX)? UE_SPI_CTRL_RXNEG : UE_SPI_CTRL_TXNEG;
data.length = buf.size() * 8; //bytes to bits
boost::uint8_t *data_bytes = reinterpret_cast<boost::uint8_t*>(&data.data);
@@ -193,8 +147,8 @@ dboard_interface::byte_vector_t usrp_e_dboard_interface::transact_spi(
//load the flags
data.flags = 0;
- data.flags |= (latch == SPI_LATCH_RISE)? UE_SPI_LATCH_RISE : UE_SPI_LATCH_FALL;
- data.flags |= (push == SPI_PUSH_RISE)? UE_SPI_PUSH_RISE : UE_SPI_PUSH_FALL;
+ data.flags |= (edge == SPI_EDGE_RISE)? UE_SPI_LATCH_RISE : UE_SPI_LATCH_FALL;
+ data.flags |= (edge == SPI_EDGE_RISE)? UE_SPI_PUSH_RISE : UE_SPI_PUSH_FALL;
//call the spi ioctl
_impl->ioctl(USRP_E_SPI, &data);
generated by cgit v1.2.3 (git 2.39.1) at 2025-03-31 04:14:41 +0000