From 8ffa3109eb43ac4098fc126a35980663f6c7ebc3 Mon Sep 17 00:00:00 2001
From: Robin Mueller <muellerr@irs.uni-stuttgart.de>
Date: Mon, 20 May 2024 13:43:20 +0200
Subject: [PATCH] but this works??

---
 embedded-examples/stm32h7-rtic/memory.x       | 65 +------------------
 .../stm32h7-rtic/src/bin/blinky.rs            |  4 +-
 embedded-examples/stm32h7-rtic/src/main.rs    |  3 +-
 3 files changed, 7 insertions(+), 65 deletions(-)

diff --git a/embedded-examples/stm32h7-rtic/memory.x b/embedded-examples/stm32h7-rtic/memory.x
index e87d681..a76c320 100644
--- a/embedded-examples/stm32h7-rtic/memory.x
+++ b/embedded-examples/stm32h7-rtic/memory.x
@@ -1,63 +1,4 @@
-MEMORY
-{
-  /* FLASH and RAM are mandatory memory regions */
-
-  /* STM32H742xI/743xI/753xI       */
-  /* STM32H745xI/747xI/755xI/757xI */
-  /* STM32H7A3xI/7B3xI             */
-  FLASH  : ORIGIN = 0x08000000, LENGTH = 2M
-
-  /* STM32H742xG/743xG       */
-  /* STM32H745xG/STM32H747xG */
-  /* STM32H7A3xG             */
-  /* FLASH  : ORIGIN = 0x08000000, LENGTH = 512K */
-  /* FLASH1 : ORIGIN = 0x08100000, LENGTH = 512K */
-
-  /* STM32H750xB   */
-  /* STM32H7B0     */
-  /* FLASH  : ORIGIN = 0x08000000, LENGTH = 128K */
-
-  /* DTCM  */
-  RAM    : ORIGIN = 0x20000000, LENGTH = 128K
-
-  /* AXISRAM */
-  AXISRAM : ORIGIN = 0x24000000, LENGTH = 512K
-
-  /* SRAM */
-  SRAM1 : ORIGIN = 0x30000000, LENGTH = 128K
-  SRAM2 : ORIGIN = 0x30020000, LENGTH = 128K
-  SRAM3 : ORIGIN = 0x30040000, LENGTH = 32K
-  SRAM4 : ORIGIN = 0x38000000, LENGTH = 64K
-
-  /* Backup SRAM */
-  BSRAM : ORIGIN = 0x38800000, LENGTH = 4K
-
-  /* Instruction TCM */
-  ITCM  : ORIGIN = 0x00000000, LENGTH = 64K
+MEMORY {
+  FLASH : ORIGIN = 0x08000000, LENGTH = 512K
+  RAM : ORIGIN = 0x20000000, LENGTH = 64K
 }
-
-/* The location of the stack can be overridden using the
-   `_stack_start` symbol.  Place the stack at the end of RAM */
-_stack_start = ORIGIN(RAM) + LENGTH(RAM);
-
-/* The location of the .text section can be overridden using the
-   `_stext` symbol.  By default it will place after .vector_table */
-/* _stext = ORIGIN(FLASH) + 0x40c; */
-
-/* These sections are used for some of the examples */
-SECTIONS {
-  .axisram (NOLOAD) : ALIGN(8) {
-    *(.axisram .axisram.*);
-    . = ALIGN(8);
-    } > AXISRAM
-  /* The SRAM1 and SRAM2 section are commonly used as the stack and heap for the
-     CM4 core in dualcore versions and should thus not be used in examples*/
-  .sram3 (NOLOAD) : ALIGN(4) {
-    *(.sram3 .sram3.*);
-    . = ALIGN(4);
-    } > SRAM3
-  .sram4 (NOLOAD) : ALIGN(4) {
-    *(.sram4 .sram4.*);
-    . = ALIGN(4);
-    } > SRAM4
-};
diff --git a/embedded-examples/stm32h7-rtic/src/bin/blinky.rs b/embedded-examples/stm32h7-rtic/src/bin/blinky.rs
index 209f5b6..6130a6e 100644
--- a/embedded-examples/stm32h7-rtic/src/bin/blinky.rs
+++ b/embedded-examples/stm32h7-rtic/src/bin/blinky.rs
@@ -13,6 +13,8 @@ use cortex_m_rt::entry;
 
 #[entry]
 fn main() -> ! {
+    defmt::println!("starting stm32h7 blinky example");
+
     // Get access to the device specific peripherals from the peripheral access crate
     let dp = stm32h7xx_hal::stm32::Peripherals::take().unwrap();
 
@@ -43,8 +45,6 @@ fn main() -> ! {
     let mut timer = Timer::tim1(dp.TIM1, ccdr.peripheral.TIM1, &ccdr.clocks);
     timer.start(1.Hz());
 
-    defmt::info!("starting stm32h7 blinky example");
-
     // Wait for the timer to trigger an update and change the state of the LED
     loop {
         ld1.toggle();
diff --git a/embedded-examples/stm32h7-rtic/src/main.rs b/embedded-examples/stm32h7-rtic/src/main.rs
index 82e0c94..1484de7 100644
--- a/embedded-examples/stm32h7-rtic/src/main.rs
+++ b/embedded-examples/stm32h7-rtic/src/main.rs
@@ -31,6 +31,8 @@ mod app {
 
     #[init]
     fn init(cx: init::Context) -> (Shared, Local) {
+        defmt::println!("Starting sat-rs demo application for the STM32H743ZIT");
+
         let pwr = cx.device.PWR.constrain();
         let pwrcfg = pwr.freeze();
 
@@ -55,7 +57,6 @@ mod app {
             ccdr.clocks.sys_ck().to_Hz(),
             systick_mono_token,
         );
-        defmt::info!("Starting sat-rs demo application for the STM32H743ZIT");
 
         let gpiob = cx.device.GPIOB.split(ccdr.peripheral.GPIOB);
         let led0 = gpiob.pb0.into_push_pull_output();