mirror of https://github.com/m-labs/artiq.git
phaser: move ad9154 spi/jesd api to rust
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parent
8060652913
commit
6fa2a6ebd8
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@ -0,0 +1,75 @@
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use board::csr;
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pub extern fn init() {
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unsafe {
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csr::ad9154::spi_offline_write(1);
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csr::ad9154::spi_cs_polarity_write(0);
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csr::ad9154::spi_clk_polarity_write(0);
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csr::ad9154::spi_clk_phase_write(0);
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csr::ad9154::spi_lsb_first_write(0);
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csr::ad9154::spi_half_duplex_write(0);
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csr::ad9154::spi_clk_div_write_write(16);
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csr::ad9154::spi_clk_div_read_write(16);
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csr::ad9154::spi_xfer_len_write_write(24);
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csr::ad9154::spi_xfer_len_read_write(0);
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csr::ad9154::spi_cs_write(csr::CONFIG_AD9154_DAC_CS);
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csr::ad9154::spi_offline_write(0);
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}
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}
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const AD9_READ: u16 = 1 << 15;
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pub extern fn dac_write(addr: u16, data: u8) {
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unsafe {
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csr::ad9154::spi_data_write_write(
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((addr as u32) << 16) | ((data as u32) << 8));
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while csr::ad9154::spi_pending_read() != 0 {}
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while csr::ad9154::spi_active_read() != 0 {}
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}
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}
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pub extern fn dac_read(addr: u16) -> u8 {
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unsafe {
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dac_write(AD9_READ | addr, 0);
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csr::ad9154::spi_data_read_read() as u8
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}
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}
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pub extern fn clk_write(addr: u16, data: u8) {
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unsafe {
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csr::ad9154::spi_cs_write(csr::CONFIG_AD9154_CLK_CS);
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dac_write(addr, data);
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csr::ad9154::spi_cs_write(csr::CONFIG_AD9154_DAC_CS);
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}
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}
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pub extern fn clk_read(addr: u16) -> u8 {
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unsafe {
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clk_write(AD9_READ | addr, 0);
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csr::ad9154::spi_data_read_read() as u8
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}
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}
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pub extern fn jesd_enable(en: u32) {
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unsafe {
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csr::ad9154::jesd_control_enable_write(en);
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}
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}
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pub extern fn jesd_ready() {
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unsafe {
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csr::ad9154::jesd_control_ready_read();
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}
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}
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pub extern fn jesd_prbs(p: u32) {
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unsafe {
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csr::ad9154::jesd_control_prbs_config_write(p);
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}
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}
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pub extern fn jesd_stpl(en: u32) {
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unsafe {
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csr::ad9154::jesd_control_stpl_enable_write(en);
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}
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}
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@ -117,17 +117,22 @@ static mut API: &'static [(&'static str, *const ())] = &[
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#[cfg(has_i2c)]
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#[cfg(has_i2c)]
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api!(i2c_read = ::i2c::read),
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api!(i2c_read = ::i2c::read),
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// #if (defined CONFIG_AD9154_CS)
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#[cfg(has_ad9154)]
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api!(ad9154_init),
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api!(ad9154_init = ::ad9154::init),
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api!(ad9154_write),
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#[cfg(has_ad9154)]
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api!(ad9154_read),
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api!(ad9154_write = ::ad9154::dac_write),
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#[cfg(has_ad9154)]
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api!(ad9516_write),
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api!(ad9154_read = ::ad9154::dac_read),
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api!(ad9516_read),
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#[cfg(has_ad9154)]
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api!(ad9516_write = ::ad9154::clk_write),
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api!(ad9154_jesd_enable),
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#[cfg(has_ad9154)]
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api!(ad9154_jesd_ready),
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api!(ad9516_read = ::ad9154::clk_read),
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api!(ad9154_jesd_prbs),
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#[cfg(has_ad9154)]
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api!(ad9154_jesd_stpl),
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api!(ad9154_jesd_enable = ::ad9154::jesd_enable),
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// #endif
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#[cfg(has_ad9154)]
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api!(ad9154_jesd_ready = ::ad9154::jesd_ready),
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#[cfg(has_ad9154)]
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api!(ad9154_jesd_prbs = ::ad9154::jesd_prbs),
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#[cfg(has_ad9154)]
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api!(ad9154_jesd_stpl = ::ad9154::jesd_stpl),
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];
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];
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@ -52,6 +52,8 @@ macro_rules! artiq_raise {
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mod rtio;
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mod rtio;
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#[cfg(has_i2c)]
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#[cfg(has_i2c)]
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mod i2c;
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mod i2c;
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#[cfg(has_ad9154)]
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mod ad9154;
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use core::{mem, ptr, slice, str};
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use core::{mem, ptr, slice, str};
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use std::io::Cursor;
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use std::io::Cursor;
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@ -4,7 +4,7 @@ include $(MISOC_DIRECTORY)/software/common.mak
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PYTHON ?= python3.5
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PYTHON ?= python3.5
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OBJECTS := flash_storage.o main.o
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OBJECTS := flash_storage.o main.o
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OBJECTS_KSUPPORT := ksupport_glue.o artiq_personality.o ad9154.o
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OBJECTS_KSUPPORT := ksupport_glue.o artiq_personality.o
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RUSTOUT_DIRECTORY := cargo/or1k-unknown-none/debug
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RUSTOUT_DIRECTORY := cargo/or1k-unknown-none/debug
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CORE_IO_COMMIT := d40c593f42fafbac1ff3d827f6df96338b5b7d8b
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CORE_IO_COMMIT := d40c593f42fafbac1ff3d827f6df96338b5b7d8b
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@ -1,77 +0,0 @@
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#include <generated/csr.h>
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#include <stdint.h>
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#include <stddef.h>
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#include "artiq_personality.h"
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#include "ad9154.h"
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#ifdef CONFIG_AD9154_DAC_CS
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void ad9154_init(void)
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{
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ad9154_spi_offline_write(1);
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ad9154_spi_cs_polarity_write(0);
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ad9154_spi_clk_polarity_write(0);
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ad9154_spi_clk_phase_write(0);
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ad9154_spi_lsb_first_write(0);
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ad9154_spi_half_duplex_write(0);
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ad9154_spi_clk_div_write_write(16);
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ad9154_spi_clk_div_read_write(16);
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ad9154_spi_xfer_len_write_write(24);
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ad9154_spi_xfer_len_read_write(0);
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ad9154_spi_cs_write(CONFIG_AD9154_DAC_CS);
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ad9154_spi_offline_write(0);
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}
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#define AD9_READ (1 << 15)
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#define AD9_XFER(w) ((w) << 13)
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void ad9154_write(uint16_t addr, uint8_t data)
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{
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ad9154_spi_data_write_write(
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((AD9_XFER(0) | addr) << 16) | (data << 8));
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while (ad9154_spi_pending_read());
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while (ad9154_spi_active_read());
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}
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uint8_t ad9154_read(uint16_t addr)
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{
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ad9154_write(AD9_READ | addr, 0);
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return ad9154_spi_data_read_read();
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}
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void ad9516_write(uint16_t addr, uint8_t data)
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{
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ad9154_spi_cs_write(CONFIG_AD9154_CLK_CS);
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ad9154_write(addr, data);
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ad9154_spi_cs_write(CONFIG_AD9154_DAC_CS);
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}
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uint8_t ad9516_read(uint16_t addr)
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{
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ad9516_write(AD9_READ | addr, 0);
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return ad9154_spi_data_read_read();
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}
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void ad9154_jesd_enable(int en)
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{
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ad9154_jesd_control_enable_write(en);
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}
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int ad9154_jesd_ready(void)
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{
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return ad9154_jesd_control_ready_read();
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}
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void ad9154_jesd_prbs(int p)
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{
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ad9154_jesd_control_prbs_config_write(p);
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}
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void ad9154_jesd_stpl(int en)
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{
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ad9154_jesd_control_stpl_enable_write(en);
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}
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#endif /* CONFIG_AD9154_DAC_CS */
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@ -1,19 +0,0 @@
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#ifndef __AD9154_H
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#define __AD9154_H
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#ifdef CONFIG_AD9154_DAC_CS
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void ad9154_init(void);
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void ad9154_write(uint16_t addr, uint8_t data);
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uint8_t ad9154_read(uint16_t addr);
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void ad9516_write(uint16_t addr, uint8_t data);
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uint8_t ad9516_read(uint16_t addr);
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void ad9154_jesd_enable(int en);
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int ad9154_jesd_ready(void);
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void ad9154_jesd_prbs(int p);
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void ad9154_jesd_stpl(int en);
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#endif
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#endif
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