Updates

.cargo/config

@@ -1,8 +1,10 @@
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
+runner = "probe-run --chip STM32F405RGTx"
+
+rustflags = ["-C", "link-arg=-Tlink.x"]
+
 [build]
 target = "thumbv7em-none-eabihf"
 
-[target.'cfg(all(target_arch = "arm", target_os = "none"))']
-runner = "probe-run --chip STM32F405rgt"
-
 [target.thumbv7em-none-eabihf]
 rustflags = [ "-C", "link-arg=-Tlink.x", ]

examples/sd-stress.rs

@@ -0,0 +1,117 @@
+#![no_std]
+#![no_main]
+
+use cortex_m_rt::entry;
+use panic_rtt_target as _;
+use rtt_target::{rprintln, rtt_init_print};
+
+use stm32f4xx_hal::{
+    delay,
+    prelude::*,
+    sdio::{ClockFreq, Sdio},
+    stm32,
+};
+
+#[entry]
+fn main() -> ! {
+    let device = stm32::Peripherals::take().unwrap();
+    let core = cortex_m::Peripherals::take().unwrap();
+
+    rtt_init_print!(BlockIfFull);
+
+    let rcc = device.RCC.constrain();
+    let clocks = rcc
+        .cfgr
+        .use_hse(12.mhz())
+        .require_pll48clk()
+        .sysclk(168.mhz())
+        .hclk(168.mhz())
+        .pclk1(42.mhz())
+        .pclk2(84.mhz())
+        .freeze();
+
+    assert!(clocks.is_pll48clk_valid());
+
+    let mut delay = delay::Delay::new(core.SYST, clocks);
+
+    let gpioc = device.GPIOC.split();
+    let gpiod = device.GPIOD.split();
+
+    let d0 = gpioc.pc8.into_alternate_af12().internal_pull_up(true);
+    let d1 = gpioc.pc9.into_alternate_af12().internal_pull_up(true);
+    let d2 = gpioc.pc10.into_alternate_af12().internal_pull_up(true);
+    let d3 = gpioc.pc11.into_alternate_af12().internal_pull_up(true);
+    let clk = gpioc.pc12.into_alternate_af12().internal_pull_up(false);
+    let cmd = gpiod.pd2.into_alternate_af12().internal_pull_up(true);
+    let mut sdio = Sdio::new(device.SDIO, (clk, cmd, d0, d1, d2, d3), clocks );
+
+    rprintln!("Waiting for card...");
+
+    // Wait for card to be ready
+    loop {
+        match sdio.init_card(ClockFreq::F24Mhz) {
+            Ok(_) => break,
+            Err(_err) => (),
+        }
+
+        delay.delay_ms(1000u32);
+    }
+
+    if let Ok(card) = sdio.card() {
+        rprintln!("Card detected");
+        rprintln!("Card address: {:X}", card.rca.address());
+        rprintln!("blocks: {}", card.block_count());
+
+        rprintln!("Card name: {}", card.cid.product_name());
+
+        rprintln!("{}", card.cid.oem_id());
+
+        rprintln!("ocr: {:?}", card.ocr);
+        rprintln!("cid: {:?}", card.cid);
+        //rprintln!("status: {:?}", card.);
+        rprintln!("scr: {:?}", card.scr);
+        rprintln!("scd: {:?}", card.csd);
+        rprintln!("rca: {:?}", card.rca.address());
+
+        for i in 0 .. 32 {
+            // Read a block from the card and print the data
+            let mut block = [(i & 0xFF) as u8; 512];
+
+            rprintln!("block: {}", i);
+
+
+        /*
+            match sdio.write_block(i, &mut block) {
+                Ok(()) => (),
+                Err(err) => {
+                    rprintln!("Failed to write block {}: {:?}", i, err);
+                }
+            }
+        */
+
+            match sdio.read_block(i, &mut block) {
+                Ok(()) => (),
+                Err(err) => {
+                    rprintln!("Failed to read block: {}: {:?}", i, err);
+                }
+            }
+
+        }
+
+    }
+
+
+
+    rprintln!("Done");
+
+    /*
+    for b in block.iter() {
+        rprint!("{:X} ", b);
+    }
+
+     */
+
+    loop {
+        continue;
+    }
+}

examples/sd-usb-mass-storage.rs

@@ -44,10 +44,18 @@ impl BlockDevice for Storage {
             .try_into()
             .map_err(|_e| BlockDeviceError::InvalidAddress)?;
 
-        sdio.read_block(lba, block).map_err(|e| {
-            rprintln!("read error: {:?}", e);
-            BlockDeviceError::HardwareError
-        })
+        // Use this until const generics and try_into is a thing
+        let mut b = [0; 512];
+
+        sdio
+            .read_block(lba, &mut b)
+            .map_err(|e| {
+                rprintln!("read error: {:?}", e);
+                BlockDeviceError::HardwareError
+            })?;
+
+        block.copy_from_slice(&b);
+        Ok(())
     }
 
     fn write_block(&mut self, lba: u32, block: &[u8]) -> Result<(), BlockDeviceError> {
@@ -57,10 +65,18 @@ impl BlockDevice for Storage {
             .try_into()
             .map_err(|_e| BlockDeviceError::InvalidAddress)?;
 
-        sdio.write_block(lba, block).map_err(|e| {
-            rprintln!("write error: {:?}", e);
-            BlockDeviceError::WriteError
-        })
+        // Use this until const generics and try_into is a thing
+        let mut b = [0; 512];
+        b.copy_from_slice(&block);
+
+        sdio
+            .write_block(lba, &b)
+            .map_err(|e| {
+                rprintln!("write error: {:?}", e);
+                BlockDeviceError::WriteError
+            })?;
+
+        Ok(())
     }
 
     fn max_lba(&self) -> u32 {
@@ -127,7 +143,7 @@ fn main() -> ! {
             usb_pwrclk: dp.OTG_FS_PWRCLK,
             pin_dm: gpioa.pa11.into_alternate_af10(),
             pin_dp: gpioa.pa12.into_alternate_af10(),
-            hclk: clocks.hclk(),
+            hclk: clocks.hclk()
         };
 
         let usb_bus = UsbBus::new(usb, &mut EP_MEMORY);

src/sd.rs

@@ -8,8 +8,10 @@ use stm32f4xx_hal::{
     },
     rcc::Clocks,
     sdio::Sdio,
-    stm32::SDIO,
+    pac::SDIO,
+    rcc::Clocks,
 };
+use stm32f4xx_hal::gpio::Speed;
 
 /// The sd host on the feather board
 pub struct SdHost {
@@ -31,12 +33,12 @@ impl SdHost {
         card_detect: PB12<M6>,
         clocks: Clocks,
     ) -> Self {
-        let clk = clk.into_alternate_af12().internal_pull_up(false);
-        let cmd = cmd.into_alternate_af12().internal_pull_up(true);
-        let d0 = d0.into_alternate_af12().internal_pull_up(true);
-        let d1 = d1.into_alternate_af12().internal_pull_up(true);
-        let d2 = d2.into_alternate_af12().internal_pull_up(true);
-        let d3 = d3.into_alternate_af12().internal_pull_up(true);
+        let clk = clk.into_alternate_af12().internal_pull_up(false).set_speed(Speed::VeryHigh);
+        let cmd = cmd.into_alternate_af12().internal_pull_up(true).set_speed(Speed::VeryHigh);
+        let d0 = d0.into_alternate_af12().internal_pull_up(true).set_speed(Speed::VeryHigh);
+        let d1 = d1.into_alternate_af12().internal_pull_up(true).set_speed(Speed::VeryHigh);
+        let d2 = d2.into_alternate_af12().internal_pull_up(true).set_speed(Speed::VeryHigh);
+        let d3 = d3.into_alternate_af12().internal_pull_up(true).set_speed(Speed::VeryHigh);
 
         // Card detect pin
         let cd = card_detect.into_pull_up_input();