Update stm32-data

This commit is contained in:
Dario Nieuwenhuis 2022-02-14 02:12:06 +01:00
parent c8f9f1bead
commit 39d06b59cd
13 changed files with 56 additions and 102 deletions

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@ -108,11 +108,11 @@ impl<'d, T: Instance> I2c<'d, T> {
// Send a START condition // Send a START condition
T::regs().cr1().modify(|reg| { T::regs().cr1().modify(|reg| {
reg.set_start(i2c::vals::Start::START); reg.set_start(true);
}); });
// Wait until START condition was generated // Wait until START condition was generated
while self.check_and_clear_error_flags()?.sb() == i2c::vals::Sb::NOSTART {} while !self.check_and_clear_error_flags()?.start() {}
// Also wait until signalled we're master and everything is waiting for us // Also wait until signalled we're master and everything is waiting for us
while { while {
@ -126,13 +126,9 @@ impl<'d, T: Instance> I2c<'d, T> {
T::regs().dr().write(|reg| reg.set_dr(addr << 1)); T::regs().dr().write(|reg| reg.set_dr(addr << 1));
// Wait until address was sent // Wait until address was sent
while {
// Check for any I2C errors. If a NACK occurs, the ADDR bit will never be set.
let sr1 = self.check_and_clear_error_flags()?;
// Wait for the address to be acknowledged // Wait for the address to be acknowledged
!sr1.addr() // Check for any I2C errors. If a NACK occurs, the ADDR bit will never be set.
} {} while !self.check_and_clear_error_flags()?.addr() {}
// Clear condition by reading SR2 // Clear condition by reading SR2
let _ = T::regs().sr2().read(); let _ = T::regs().sr2().read();
@ -150,7 +146,7 @@ impl<'d, T: Instance> I2c<'d, T> {
// Wait until we're ready for sending // Wait until we're ready for sending
while { while {
// Check for any I2C errors. If a NACK occurs, the ADDR bit will never be set. // Check for any I2C errors. If a NACK occurs, the ADDR bit will never be set.
!self.check_and_clear_error_flags()?.tx_e() !self.check_and_clear_error_flags()?.txe()
} {} } {}
// Push out a byte of data // Push out a byte of data
@ -170,7 +166,7 @@ impl<'d, T: Instance> I2c<'d, T> {
// Check for any potential error conditions. // Check for any potential error conditions.
self.check_and_clear_error_flags()?; self.check_and_clear_error_flags()?;
!T::regs().sr1().read().rx_ne() !T::regs().sr1().read().rxne()
} {} } {}
let value = T::regs().dr().read().dr(); let value = T::regs().dr().read().dr();
@ -182,13 +178,13 @@ impl<'d, T: Instance> I2c<'d, T> {
// Send a START condition and set ACK bit // Send a START condition and set ACK bit
unsafe { unsafe {
T::regs().cr1().modify(|reg| { T::regs().cr1().modify(|reg| {
reg.set_start(i2c::vals::Start::START); reg.set_start(true);
reg.set_ack(true); reg.set_ack(true);
}); });
} }
// Wait until START condition was generated // Wait until START condition was generated
while unsafe { T::regs().sr1().read().sb() } == i2c::vals::Sb::NOSTART {} while unsafe { !T::regs().sr1().read().start() } {}
// Also wait until signalled we're master and everything is waiting for us // Also wait until signalled we're master and everything is waiting for us
while { while {
@ -197,24 +193,14 @@ impl<'d, T: Instance> I2c<'d, T> {
} {} } {}
// Set up current address, we're trying to talk to // Set up current address, we're trying to talk to
unsafe { unsafe { T::regs().dr().write(|reg| reg.set_dr((addr << 1) + 1)) }
T::regs().dr().write(|reg| reg.set_dr((addr << 1) + 1));
}
// Wait until address was sent // Wait until address was sent
while {
unsafe {
let sr1 = self.check_and_clear_error_flags()?;
// Wait for the address to be acknowledged // Wait for the address to be acknowledged
!sr1.addr() while unsafe { !self.check_and_clear_error_flags()?.addr() } {}
}
} {}
// Clear condition by reading SR2 // Clear condition by reading SR2
unsafe { let _ = unsafe { T::regs().sr2().read() };
let _ = T::regs().sr2().read();
}
// Receive bytes into buffer // Receive bytes into buffer
for c in buffer { for c in buffer {
@ -225,15 +211,15 @@ impl<'d, T: Instance> I2c<'d, T> {
unsafe { unsafe {
T::regs().cr1().modify(|reg| { T::regs().cr1().modify(|reg| {
reg.set_ack(false); reg.set_ack(false);
reg.set_stop(i2c::vals::Stop::STOP); reg.set_stop(true);
}); })
} }
// Receive last byte // Receive last byte
*last = unsafe { self.recv_byte()? }; *last = unsafe { self.recv_byte()? };
// Wait for the STOP to be sent. // Wait for the STOP to be sent.
while unsafe { T::regs().cr1().read().stop() == i2c::vals::Stop::STOP } {} while unsafe { T::regs().cr1().read().stop() } {}
// Fallthrough is success // Fallthrough is success
Ok(()) Ok(())
@ -246,11 +232,9 @@ impl<'d, T: Instance> I2c<'d, T> {
unsafe { unsafe {
self.write_bytes(addr, bytes)?; self.write_bytes(addr, bytes)?;
// Send a STOP condition // Send a STOP condition
T::regs() T::regs().cr1().modify(|reg| reg.set_stop(true));
.cr1()
.modify(|reg| reg.set_stop(i2c::vals::Stop::STOP));
// Wait for STOP condition to transmit. // Wait for STOP condition to transmit.
while T::regs().cr1().read().stop() == i2c::vals::Stop::STOP {} while T::regs().cr1().read().stop() {}
}; };
// Fallthrough is success // Fallthrough is success

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@ -132,7 +132,7 @@ impl<'d, T: Instance, TXDMA, RXDMA> I2c<'d, T, TXDMA, RXDMA> {
fn master_stop(&mut self) { fn master_stop(&mut self) {
unsafe { unsafe {
T::regs().cr2().write(|w| w.set_stop(i2c::vals::Stop::STOP)); T::regs().cr2().write(|w| w.set_stop(true));
} }
} }
@ -143,7 +143,7 @@ impl<'d, T: Instance, TXDMA, RXDMA> I2c<'d, T, TXDMA, RXDMA> {
// Wait for any previous address sequence to end // Wait for any previous address sequence to end
// automatically. This could be up to 50% of a bus // automatically. This could be up to 50% of a bus
// cycle (ie. up to 0.5/freq) // cycle (ie. up to 0.5/freq)
while T::regs().cr2().read().start() == i2c::vals::Start::START {} while T::regs().cr2().read().start() {}
} }
// Set START and prepare to receive bytes into // Set START and prepare to receive bytes into
@ -158,10 +158,10 @@ impl<'d, T: Instance, TXDMA, RXDMA> I2c<'d, T, TXDMA, RXDMA> {
T::regs().cr2().modify(|w| { T::regs().cr2().modify(|w| {
w.set_sadd((address << 1 | 0) as u16); w.set_sadd((address << 1 | 0) as u16);
w.set_add10(i2c::vals::Add::BIT7); w.set_add10(i2c::vals::Addmode::BIT7);
w.set_rd_wrn(i2c::vals::RdWrn::READ); w.set_dir(i2c::vals::Dir::READ);
w.set_nbytes(length as u8); w.set_nbytes(length as u8);
w.set_start(i2c::vals::Start::START); w.set_start(true);
w.set_autoend(stop.autoend()); w.set_autoend(stop.autoend());
w.set_reload(reload); w.set_reload(reload);
}); });
@ -173,7 +173,7 @@ impl<'d, T: Instance, TXDMA, RXDMA> I2c<'d, T, TXDMA, RXDMA> {
// Wait for any previous address sequence to end // Wait for any previous address sequence to end
// automatically. This could be up to 50% of a bus // automatically. This could be up to 50% of a bus
// cycle (ie. up to 0.5/freq) // cycle (ie. up to 0.5/freq)
while T::regs().cr2().read().start() == i2c::vals::Start::START {} while T::regs().cr2().read().start() {}
let reload = if reload { let reload = if reload {
i2c::vals::Reload::NOTCOMPLETED i2c::vals::Reload::NOTCOMPLETED
@ -186,10 +186,10 @@ impl<'d, T: Instance, TXDMA, RXDMA> I2c<'d, T, TXDMA, RXDMA> {
// I2C is in slave mode. // I2C is in slave mode.
T::regs().cr2().modify(|w| { T::regs().cr2().modify(|w| {
w.set_sadd((address << 1 | 0) as u16); w.set_sadd((address << 1 | 0) as u16);
w.set_add10(i2c::vals::Add::BIT7); w.set_add10(i2c::vals::Addmode::BIT7);
w.set_rd_wrn(i2c::vals::RdWrn::WRITE); w.set_dir(i2c::vals::Dir::WRITE);
w.set_nbytes(length as u8); w.set_nbytes(length as u8);
w.set_start(i2c::vals::Start::START); w.set_start(true);
w.set_autoend(stop.autoend()); w.set_autoend(stop.autoend());
w.set_reload(reload); w.set_reload(reload);
}); });

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@ -1,4 +1,4 @@
use crate::pac::rcc::vals::{Hpre, Hsebyp, Pllmul, Pllsrc, Ppre, Sw, Usbsw}; use crate::pac::rcc::vals::{Hpre, Pllmul, Pllsrc, Ppre, Sw, Usbsw};
use crate::pac::{FLASH, RCC}; use crate::pac::{FLASH, RCC};
use crate::time::Hertz; use crate::time::Hertz;
@ -16,7 +16,7 @@ pub struct Config {
pub bypass_hse: bool, pub bypass_hse: bool,
pub usb_pll: bool, pub usb_pll: bool,
#[cfg(rcc_f0)] #[cfg(not(stm32f0x0))]
pub hsi48: bool, pub hsi48: bool,
pub sys_ck: Option<Hertz>, pub sys_ck: Option<Hertz>,
@ -28,7 +28,7 @@ pub(crate) unsafe fn init(config: Config) {
let sysclk = config.sys_ck.map(|v| v.0).unwrap_or(HSI); let sysclk = config.sys_ck.map(|v| v.0).unwrap_or(HSI);
let (src_clk, use_hsi48) = config.hse.map(|v| (v.0, false)).unwrap_or_else(|| { let (src_clk, use_hsi48) = config.hse.map(|v| (v.0, false)).unwrap_or_else(|| {
#[cfg(rcc_f0)] #[cfg(not(stm32f0x0))]
if config.hsi48 { if config.hsi48 {
return (48_000_000, true); return (48_000_000, true);
} }
@ -97,10 +97,7 @@ pub(crate) unsafe fn init(config: Config) {
RCC.cr().modify(|w| { RCC.cr().modify(|w| {
w.set_csson(true); w.set_csson(true);
w.set_hseon(true); w.set_hseon(true);
w.set_hsebyp(config.bypass_hse);
if config.bypass_hse {
w.set_hsebyp(Hsebyp::BYPASSED);
}
}); });
while !RCC.cr().read().hserdy() {} while !RCC.cr().read().hserdy() {}
@ -108,14 +105,12 @@ pub(crate) unsafe fn init(config: Config) {
RCC.cfgr().modify(|w| w.set_pllsrc(Pllsrc::HSE_DIV_PREDIV)) RCC.cfgr().modify(|w| w.set_pllsrc(Pllsrc::HSE_DIV_PREDIV))
} }
} }
// use_hsi48 will always be false for stm32f0x0
#[cfg(not(stm32f0x0))]
(false, true) => { (false, true) => {
// use_hsi48 will always be false for rcc_f0x0
#[cfg(rcc_f0)]
RCC.cr2().modify(|w| w.set_hsi48on(true)); RCC.cr2().modify(|w| w.set_hsi48on(true));
#[cfg(rcc_f0)]
while !RCC.cr2().read().hsi48rdy() {} while !RCC.cr2().read().hsi48rdy() {}
#[cfg(rcc_f0)]
if pllmul_bits.is_some() { if pllmul_bits.is_some() {
RCC.cfgr() RCC.cfgr()
.modify(|w| w.set_pllsrc(Pllsrc::HSI48_DIV_PREDIV)) .modify(|w| w.set_pllsrc(Pllsrc::HSI48_DIV_PREDIV))
@ -155,7 +150,7 @@ pub(crate) unsafe fn init(config: Config) {
if config.hse.is_some() { if config.hse.is_some() {
w.set_sw(Sw::HSE); w.set_sw(Sw::HSE);
} else if use_hsi48 { } else if use_hsi48 {
#[cfg(rcc_f0)] #[cfg(not(stm32f0x0))]
w.set_sw(Sw::HSI48); w.set_sw(Sw::HSI48);
} else { } else {
w.set_sw(Sw::HSI) w.set_sw(Sw::HSI)
@ -169,6 +164,6 @@ pub(crate) unsafe fn init(config: Config) {
apb2: Hertz(pclk), apb2: Hertz(pclk),
apb1_tim: Hertz(pclk * timer_mul), apb1_tim: Hertz(pclk * timer_mul),
apb2_tim: Hertz(pclk * timer_mul), apb2_tim: Hertz(pclk * timer_mul),
ahb: Hertz(hclk), ahb1: Hertz(hclk),
}); });
} }

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@ -173,7 +173,7 @@ pub(crate) unsafe fn init(config: Config) {
apb2: Hertz(pclk2), apb2: Hertz(pclk2),
apb1_tim: Hertz(pclk1 * timer_mul1), apb1_tim: Hertz(pclk1 * timer_mul1),
apb2_tim: Hertz(pclk2 * timer_mul2), apb2_tim: Hertz(pclk2 * timer_mul2),
ahb: Hertz(hclk), ahb1: Hertz(hclk),
adc: Hertz(adcclk), adc: Hertz(adcclk),
}); });
} }

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@ -1,5 +1,5 @@
use crate::pac::flash::vals::Latency; use crate::pac::flash::vals::Latency;
use crate::pac::rcc::vals::{Hpre, Hsebyp, Pllmul, Pllsrc, Ppre, Prediv, Sw, Usbpre}; use crate::pac::rcc::vals::{Hpre, Pllmul, Pllsrc, Ppre, Prediv, Sw, Usbpre};
use crate::pac::{FLASH, RCC}; use crate::pac::{FLASH, RCC};
use crate::rcc::{set_freqs, Clocks}; use crate::rcc::{set_freqs, Clocks};
use crate::time::Hertz; use crate::time::Hertz;
@ -106,11 +106,7 @@ pub(crate) unsafe fn init(config: Config) {
// Enable HSE // Enable HSE
if config.hse.is_some() { if config.hse.is_some() {
RCC.cr().write(|w| { RCC.cr().write(|w| {
w.set_hsebyp(if config.bypass_hse { w.set_hsebyp(config.bypass_hse);
Hsebyp::BYPASSED
} else {
Hsebyp::NOTBYPASSED
});
// We turn on clock security to switch to HSI when HSE fails // We turn on clock security to switch to HSI when HSE fails
w.set_csson(true); w.set_csson(true);
w.set_hseon(true); w.set_hseon(true);
@ -164,7 +160,7 @@ pub(crate) unsafe fn init(config: Config) {
apb2: Hertz(pclk2), apb2: Hertz(pclk2),
apb1_tim: Hertz(pclk1 * timer_mul1), apb1_tim: Hertz(pclk1 * timer_mul1),
apb2_tim: Hertz(pclk2 * timer_mul2), apb2_tim: Hertz(pclk2 * timer_mul2),
ahb: Hertz(hclk), ahb1: Hertz(hclk),
}); });
} }

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@ -1,5 +1,5 @@
use super::sealed::RccPeripheral; use super::sealed::RccPeripheral;
use crate::pac::rcc::vals::{Hpre, Hsebyp, Ppre, Sw}; use crate::pac::rcc::vals::{Hpre, Ppre, Sw};
use crate::pac::{FLASH, PWR, RCC}; use crate::pac::{FLASH, PWR, RCC};
use crate::rcc::{set_freqs, Clocks}; use crate::rcc::{set_freqs, Clocks};
use crate::time::Hertz; use crate::time::Hertz;
@ -200,7 +200,7 @@ pub(crate) unsafe fn init(config: Config) {
if config.hse.is_some() { if config.hse.is_some() {
RCC.cr().modify(|w| { RCC.cr().modify(|w| {
w.set_hsebyp(Hsebyp(config.bypass_hse as u8)); w.set_hsebyp(config.bypass_hse);
w.set_hseon(true); w.set_hseon(true);
}); });
while !RCC.cr().read().hserdy() {} while !RCC.cr().read().hserdy() {}

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@ -1,6 +1,6 @@
use super::sealed::RccPeripheral; use super::sealed::RccPeripheral;
use crate::pac::pwr::vals::Vos; use crate::pac::pwr::vals::Vos;
use crate::pac::rcc::vals::{Hpre, Hsebyp, Ppre, Sw}; use crate::pac::rcc::vals::{Hpre, Ppre, Sw};
use crate::pac::{FLASH, PWR, RCC}; use crate::pac::{FLASH, PWR, RCC};
use crate::rcc::{set_freqs, Clocks}; use crate::rcc::{set_freqs, Clocks};
use crate::time::Hertz; use crate::time::Hertz;
@ -213,7 +213,7 @@ pub(crate) unsafe fn init(config: Config) {
if config.hse.is_some() { if config.hse.is_some() {
RCC.cr().modify(|w| { RCC.cr().modify(|w| {
w.set_hsebyp(Hsebyp(config.bypass_hse as u8)); w.set_hsebyp(config.bypass_hse);
w.set_hseon(true); w.set_hseon(true);
}); });
while !RCC.cr().read().hserdy() {} while !RCC.cr().read().hserdy() {}

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@ -176,8 +176,8 @@ pub(crate) unsafe fn init(config: Config) {
set_freqs(Clocks { set_freqs(Clocks {
sys: sys_clk.hz(), sys: sys_clk.hz(),
ahb: ahb_freq.hz(), ahb1: ahb_freq.hz(),
apb: apb_freq.hz(), apb1: apb_freq.hz(),
apb_tim: apb_tim_freq.hz(), apb1_tim: apb_tim_freq.hz(),
}); });
} }

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@ -7,7 +7,7 @@ use stm32_metapac::rcc::vals::{Mco1, Mco2};
use crate::gpio::sealed::AFType; use crate::gpio::sealed::AFType;
use crate::gpio::Speed; use crate::gpio::Speed;
use crate::pac::rcc::vals::Timpre; use crate::pac::rcc::vals::Timpre;
use crate::pac::rcc::vals::{Ckpersel, Dppre, Hpre, Hsebyp, Hsidiv, Pllsrc, Sw}; use crate::pac::rcc::vals::{Ckpersel, Dppre, Hpre, Hsidiv, Pllsrc, Sw};
use crate::pac::{PWR, RCC, SYSCFG}; use crate::pac::{PWR, RCC, SYSCFG};
use crate::peripherals; use crate::peripherals;
use crate::rcc::{set_freqs, Clocks}; use crate::rcc::{set_freqs, Clocks};
@ -569,11 +569,7 @@ pub(crate) unsafe fn init(mut config: Config) {
// Ensure HSE is on and stable // Ensure HSE is on and stable
RCC.cr().modify(|w| { RCC.cr().modify(|w| {
w.set_hseon(true); w.set_hseon(true);
w.set_hsebyp(if config.bypass_hse { w.set_hsebyp(config.bypass_hse);
Hsebyp::BYPASSED
} else {
Hsebyp::NOTBYPASSED
});
}); });
while !RCC.cr().read().hserdy() {} while !RCC.cr().read().hserdy() {}
Some(hse) Some(hse)

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@ -353,7 +353,7 @@ pub(crate) unsafe fn init(config: Config) {
set_freqs(Clocks { set_freqs(Clocks {
sys: sys_clk.hz(), sys: sys_clk.hz(),
ahb: ahb_freq.hz(), ahb1: ahb_freq.hz(),
apb1: apb1_freq.hz(), apb1: apb1_freq.hz(),
apb2: apb2_freq.hz(), apb2: apb2_freq.hz(),
apb1_tim: apb1_tim_freq.hz(), apb1_tim: apb1_tim_freq.hz(),

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@ -319,7 +319,7 @@ pub(crate) unsafe fn init(config: Config) {
set_freqs(Clocks { set_freqs(Clocks {
sys: sys_clk.hz(), sys: sys_clk.hz(),
ahb: ahb_freq.hz(), ahb1: ahb_freq.hz(),
apb1: apb1_freq.hz(), apb1: apb1_freq.hz(),
apb2: apb2_freq.hz(), apb2: apb2_freq.hz(),
apb1_tim: apb1_tim_freq.hz(), apb1_tim: apb1_tim_freq.hz(),

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@ -3,7 +3,7 @@
use crate::time::Hertz; use crate::time::Hertz;
use core::mem::MaybeUninit; use core::mem::MaybeUninit;
#[cfg_attr(any(rcc_f0, rcc_f0x0), path = "f0.rs")] #[cfg_attr(rcc_f0, path = "f0.rs")]
#[cfg_attr(rcc_f1, path = "f1.rs")] #[cfg_attr(rcc_f1, path = "f1.rs")]
#[cfg_attr(rcc_f3, path = "f3.rs")] #[cfg_attr(rcc_f3, path = "f3.rs")]
#[cfg_attr(any(rcc_f4, rcc_f410), path = "f4.rs")] #[cfg_attr(any(rcc_f4, rcc_f410), path = "f4.rs")]
@ -24,46 +24,29 @@ pub use _version::*;
pub struct Clocks { pub struct Clocks {
pub sys: Hertz, pub sys: Hertz,
#[cfg(rcc_g0)] // APB
pub apb: Hertz,
#[cfg(rcc_g0)]
pub apb_tim: Hertz,
#[cfg(not(rcc_g0))]
pub apb1: Hertz, pub apb1: Hertz,
#[cfg(not(rcc_g0))]
pub apb1_tim: Hertz, pub apb1_tim: Hertz,
#[cfg(not(rcc_g0))] #[cfg(not(rcc_g0))]
pub apb2: Hertz, pub apb2: Hertz,
#[cfg(not(rcc_g0))] #[cfg(not(rcc_g0))]
pub apb2_tim: Hertz, pub apb2_tim: Hertz,
#[cfg(any(rcc_wl5, rcc_u5))] #[cfg(any(rcc_wl5, rcc_u5))]
pub apb3: Hertz, pub apb3: Hertz,
#[cfg(any(rcc_h7))]
pub apb4: Hertz,
#[cfg(any(rcc_l0, rcc_l1, rcc_f0, rcc_f1, rcc_f3, rcc_f0x0, rcc_g0))] // AHB
pub ahb: Hertz,
#[cfg(any(
rcc_l4, rcc_f4, rcc_f410, rcc_f7, rcc_h7, rcc_g4, rcc_u5, rcc_wb, rcc_wl5
))]
pub ahb1: Hertz, pub ahb1: Hertz,
#[cfg(any( #[cfg(any(
rcc_l4, rcc_f4, rcc_f410, rcc_f7, rcc_h7, rcc_g4, rcc_u5, rcc_wb, rcc_wl5 rcc_l4, rcc_f4, rcc_f410, rcc_f7, rcc_h7, rcc_g4, rcc_u5, rcc_wb, rcc_wl5
))] ))]
pub ahb2: Hertz, pub ahb2: Hertz,
#[cfg(any(rcc_l4, rcc_f4, rcc_f410, rcc_f7, rcc_h7, rcc_u5, rcc_wb, rcc_wl5))] #[cfg(any(rcc_l4, rcc_f4, rcc_f410, rcc_f7, rcc_h7, rcc_u5, rcc_wb, rcc_wl5))]
pub ahb3: Hertz, pub ahb3: Hertz,
#[cfg(any(rcc_h7))] #[cfg(any(rcc_h7))]
pub ahb4: Hertz, pub ahb4: Hertz,
#[cfg(any(rcc_h7))]
pub apb4: Hertz,
#[cfg(any(rcc_f4, rcc_f410, rcc_f7))] #[cfg(any(rcc_f4, rcc_f410, rcc_f7))]
pub pll48: Option<Hertz>, pub pll48: Option<Hertz>,

@ -1 +1 @@
Subproject commit b665a729227a4cdabad58e728f7d4c6a94454b7a Subproject commit dbb0ad74f2a4612f0ca168da38e1c443a838a607