This commit is contained in:
Robert Jördens 2019-04-15 15:14:02 +00:00
parent 39214c8a26
commit fac82b22ff

View File

@ -462,7 +462,7 @@ fn dma1_setup(dma1: &stm32::DMA1, dmamux1: &stm32::DMAMUX1, ma: usize, pa0: usiz
dma1.s0ndtr.write(|w| unsafe { w.ndt().bits(1) });
dmamux1.dmamux1_c0cr.modify(|_, w| unsafe { w.dmareq_id().bits(22) }); // tim2_up
dma1.s0cr.modify(|_, w| unsafe {
w.pl().bits(0b11) // very high
w.pl().bits(0b01) // medium
.circ().set_bit() // reload ndtr
.msize().bits(0b10) // 32
.minc().clear_bit()
@ -485,7 +485,7 @@ fn dma1_setup(dma1: &stm32::DMA1, dmamux1: &stm32::DMAMUX1, ma: usize, pa0: usiz
dma1.s1ndtr.write(|w| unsafe { w.ndt().bits(1) });
dmamux1.dmamux1_c1cr.modify(|_, w| unsafe { w.dmareq_id().bits(22) }); // tim2_up
dma1.s1cr.modify(|_, w| unsafe {
w.pl().bits(0b11) // very high
w.pl().bits(0b01) // medium
.circ().set_bit() // reload ndtr
.msize().bits(0b10) // 32
.minc().clear_bit()
@ -589,7 +589,7 @@ fn main() -> ! {
});
loop {
for _ in 0..1000000 { cortex_m::asm::wfi(); }
for _ in 0..1_000_000 { cortex_m::asm::wfi(); }
let (x0, y0, x1, y1) = unsafe {
(IIR_STATE[0][0], IIR_STATE[0][2], IIR_STATE[1][0], IIR_STATE[1][2]) };
info!("x0={} y0={} x1={} y1={}", x0, y0, x1, y1);
@ -615,14 +615,13 @@ fn SPI1() {
spi1.ifcr.write(|w| w.eotc().set_bit());
}
if sr.rxp().bit_is_set() {
let rxdr1 = &spi1.rxdr as *const _ as *const u16;
let a = unsafe { ptr::read_volatile(rxdr1) };
let rxdr = &spi1.rxdr as *const _ as *const u16;
let a = unsafe { ptr::read_volatile(rxdr) };
let x0 = a as i16 as f32;
let y0 = unsafe { IIR_CH[0].update(&mut IIR_STATE[0], x0) };
let d = y0 as i16 as u16 ^ 0x8000;
let txdr2 = &spi2.txdr as *const _ as *mut u16;
unsafe { ptr::write_volatile(txdr2, d) };
let txdr = &spi2.txdr as *const _ as *mut u16;
unsafe { ptr::write_volatile(txdr, d) };
}
let sr = spi5.sr.read();
@ -630,14 +629,13 @@ fn SPI1() {
spi5.ifcr.write(|w| w.eotc().set_bit());
}
if sr.rxp().bit_is_set() {
let rxdr1 = &spi5.rxdr as *const _ as *const u16;
let a = unsafe { ptr::read_volatile(rxdr1) };
let rxdr = &spi5.rxdr as *const _ as *const u16;
let a = unsafe { ptr::read_volatile(rxdr) };
let x0 = a as i16 as f32;
let y0 = unsafe { IIR_CH[1].update(&mut IIR_STATE[1], x0) };
let d = y0 as i16 as u16 ^ 0x8000;
let txdr2 = &spi4.txdr as *const _ as *mut u16;
unsafe { ptr::write_volatile(txdr2, d) };
let txdr = &spi4.txdr as *const _ as *mut u16;
unsafe { ptr::write_volatile(txdr, d) };
}
});
#[cfg(feature = "bkpt")]