Mutex CNT

wang32 · Mar 29, 2025 · 3aadfe8 · 3aadfe8
commit 3aadfe8
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diff --git a/.cargo/config.toml b/.cargo/config.toml
@@ -0,0 +1,11 @@
+# default runner starts a GDB sesssion, which requires OpenOCD to be
+# running, e.g.,
+## openocd -s C:\OpenOCD\openocd\scripts -f board/ti_ek-tm4c123gxl.cfg
+# depending on your local GDB, pick one of the following
+[target.thumbv7em-none-eabihf]
+runner = "arm-none-eabi-gdb -q -x openocd.gdb"
+rustflags = [
+  "-C", "link-arg=-Tlink.x",
+]
+[build]
+target = "thumbv7em-none-eabihf"
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -0,0 +1,14 @@
+[package]
+name = "tivatest"
+version = "0.1.0"
+edition = "2021"
+build="build.rs"
+
+[dependencies]
+cortex-m = "0.7"
+cortex-m-rt = {version="0.7",features=["device"]}
+tm4c123x = {version="0.9.2", features=["rt"]}
+embedded-hal = "0.2"
+
+[dependencies.panic-halt]
+version = "0.2"
diff --git a/aes.o b/aes.o
diff --git a/build.rs b/build.rs
@@ -0,0 +1,34 @@
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::path::PathBuf;
+
+fn main() {
+    // Put the linker script somewhere the linker can find it
+    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
+    File::create(out.join("memory.x"))
+        .unwrap()
+        .write_all(include_bytes!("memory.x"))
+        .unwrap();
+    println!("cargo:rustc-link-search={}", out.display());
+
+    println!("cargo:rerun-if-changed=build.rs");
+    println!("cargo:rerun-if-changed=memory.x");
+    // tell rustc to link with some driverlib library
+    println!("cargo:rustc-link=gpio");
+    println!("cargo:rustc-link=uart");
+    println!("cargo:rustc-link=sysctl");
+    println!("cargo:rustc-link=systick");    
+    println!("cargo:rustc-link=timer");    
+    println!("cargo:rustc-link=i2c");    
+    println!("cargo:rustc-link=interrupt");    
+    println!("cargo:rustc-link=adc");    
+    println!("cargo:rustc-link=ssi");    
+
+
+
+    // and it should search the Cargo.toml directory for that library
+    println!("cargo:rustc-link-search={}", std::env::var("CARGO_MANIFEST_DIR").unwrap());
+}
+
+
diff --git a/can.o b/can.o
diff --git a/comp.o b/comp.o
diff --git a/cpu.o b/cpu.o
diff --git a/crc.o b/crc.o
diff --git a/des.o b/des.o
diff --git a/device.x b/device.x
@@ -0,0 +1,79 @@
+PROVIDE(GPIOA = DefaultHandler);
+PROVIDE(GPIOB = DefaultHandler);
+PROVIDE(GPIOC = DefaultHandler);
+PROVIDE(GPIOD = DefaultHandler);
+PROVIDE(GPIOE = DefaultHandler);
+PROVIDE(UART0 = DefaultHandler);
+PROVIDE(UART1 = DefaultHandler);
+PROVIDE(SSI0 = DefaultHandler);
+PROVIDE(I2C0 = DefaultHandler);
+PROVIDE(PWM0_FAULT = DefaultHandler);
+PROVIDE(PWM0_0 = DefaultHandler);
+PROVIDE(PWM0_1 = DefaultHandler);
+PROVIDE(PWM0_2 = DefaultHandler);
+PROVIDE(QEI0 = DefaultHandler);
+PROVIDE(ADC0SS0 = DefaultHandler);
+PROVIDE(ADC0SS1 = DefaultHandler);
+PROVIDE(ADC0SS2 = DefaultHandler);
+PROVIDE(ADC0SS3 = DefaultHandler);
+PROVIDE(WATCHDOG = DefaultHandler);
+PROVIDE(TIMER0A = DefaultHandler);
+PROVIDE(TIMER0B = DefaultHandler);
+PROVIDE(TIMER1A = DefaultHandler);
+PROVIDE(TIMER1B = DefaultHandler);
+PROVIDE(TIMER2A = DefaultHandler);
+PROVIDE(TIMER2B = DefaultHandler);
+PROVIDE(COMP0 = DefaultHandler);
+PROVIDE(COMP1 = DefaultHandler);
+PROVIDE(SYSCTL = DefaultHandler);
+PROVIDE(FLASH = DefaultHandler);
+PROVIDE(GPIOF = DefaultHandler);
+PROVIDE(UART2 = DefaultHandler);
+PROVIDE(SSI1 = DefaultHandler);
+PROVIDE(TIMER3A = DefaultHandler);
+PROVIDE(TIMER3B = DefaultHandler);
+PROVIDE(I2C1 = DefaultHandler);
+PROVIDE(QEI1 = DefaultHandler);
+PROVIDE(CAN0 = DefaultHandler);
+PROVIDE(CAN1 = DefaultHandler);
+PROVIDE(HIBERNATE = DefaultHandler);
+PROVIDE(USB0 = DefaultHandler);
+PROVIDE(PWM0_3 = DefaultHandler);
+PROVIDE(UDMA = DefaultHandler);
+PROVIDE(UDMAERR = DefaultHandler);
+PROVIDE(ADC1SS0 = DefaultHandler);
+PROVIDE(ADC1SS1 = DefaultHandler);
+PROVIDE(ADC1SS2 = DefaultHandler);
+PROVIDE(ADC1SS3 = DefaultHandler);
+PROVIDE(SSI2 = DefaultHandler);
+PROVIDE(SSI3 = DefaultHandler);
+PROVIDE(UART3 = DefaultHandler);
+PROVIDE(UART4 = DefaultHandler);
+PROVIDE(UART5 = DefaultHandler);
+PROVIDE(UART6 = DefaultHandler);
+PROVIDE(UART7 = DefaultHandler);
+PROVIDE(I2C2 = DefaultHandler);
+PROVIDE(I2C3 = DefaultHandler);
+PROVIDE(TIMER4A = DefaultHandler);
+PROVIDE(TIMER4B = DefaultHandler);
+PROVIDE(TIMER5A = DefaultHandler);
+PROVIDE(TIMER5B = DefaultHandler);
+PROVIDE(WTIMER0A = DefaultHandler);
+PROVIDE(WTIMER0B = DefaultHandler);
+PROVIDE(WTIMER1A = DefaultHandler);
+PROVIDE(WTIMER1B = DefaultHandler);
+PROVIDE(WTIMER2A = DefaultHandler);
+PROVIDE(WTIMER2B = DefaultHandler);
+PROVIDE(WTIMER3A = DefaultHandler);
+PROVIDE(WTIMER3B = DefaultHandler);
+PROVIDE(WTIMER4A = DefaultHandler);
+PROVIDE(WTIMER4B = DefaultHandler);
+PROVIDE(WTIMER5A = DefaultHandler);
+PROVIDE(WTIMER5B = DefaultHandler);
+PROVIDE(SYSEXC = DefaultHandler);
+PROVIDE(PWM1_0 = DefaultHandler);
+PROVIDE(PWM1_1 = DefaultHandler);
+PROVIDE(PWM1_2 = DefaultHandler);
+PROVIDE(PWM1_3 = DefaultHandler);
+PROVIDE(PWM1_FAULT = DefaultHandler);
+
diff --git a/eeprom.o b/eeprom.o
diff --git a/emac.o b/emac.o
diff --git a/epi.o b/epi.o
diff --git a/flash.o b/flash.o
diff --git a/fpu.o b/fpu.o
diff --git a/hibernate.o b/hibernate.o
diff --git a/lcd.o b/lcd.o
diff --git a/libadc.a b/libadc.a
diff --git a/libaes.a b/libaes.a
diff --git a/libcan.a b/libcan.a
diff --git a/libcomp.a b/libcomp.a
diff --git a/libcpu.a b/libcpu.a
diff --git a/libcrc.a b/libcrc.a
diff --git a/libdes.a b/libdes.a
diff --git a/libeeprom.a b/libeeprom.a
diff --git a/libemac.a b/libemac.a
diff --git a/libepi.a b/libepi.a
diff --git a/libflash.a b/libflash.a
diff --git a/libfpu.a b/libfpu.a
diff --git a/libgpio.a b/libgpio.a
diff --git a/libhibernate.a b/libhibernate.a
diff --git a/libi2c.a b/libi2c.a
diff --git a/libinterrupt.a b/libinterrupt.a
diff --git a/liblcd.a b/liblcd.a
diff --git a/libmpu.a b/libmpu.a
diff --git a/libonewire.a b/libonewire.a
diff --git a/libpwm.a b/libpwm.a
diff --git a/libqei.a b/libqei.a
diff --git a/libshamd5.a b/libshamd5.a
diff --git a/libssi.a b/libssi.a
diff --git a/libsw_crc.a b/libsw_crc.a
diff --git a/libsysctl.a b/libsysctl.a
diff --git a/libsysexc.a b/libsysexc.a
diff --git a/libsystick.a b/libsystick.a
diff --git a/libtimer.a b/libtimer.a
diff --git a/libuart.a b/libuart.a
diff --git a/libudma.a b/libudma.a
diff --git a/libusb.a b/libusb.a
diff --git a/libwatchdog.a b/libwatchdog.a
diff --git a/memory.x b/memory.x
@@ -0,0 +1,16 @@
+MEMORY
+{
+    FLASH (rx)  : ORIGIN = 0x00000000, LENGTH = 0x00040000
+    RAM   (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
+}
+
+/* Sections */
+SECTIONS
+{
+    /* Stack section (placed at the top of RAM) */
+    .stack : ALIGN(4){
+        _stack_top = ORIGIN(RAM) + LENGTH(RAM); /* Top of the stack */
+        . = _stack_top - 0x400;                /* Allocate 1 KB for stack */
+        _stack_bottom = .;                     /* Bottom of the stack */
+    } > RAM
+}
diff --git a/mpu.o b/mpu.o
diff --git a/onewire.o b/onewire.o
diff --git a/openocd.gdb b/openocd.gdb
@@ -0,0 +1,35 @@
+target extended-remote :3333
+
+# print demangled symbols
+set print asm-demangle on
+
+# Reset and halt the target
+monitor reset halt
+
+# detect unhandled exceptions, hard faults and panics
+break DefaultHandler
+break UserHardFault
+break rust_begin_unwind
+
+# *try* to stop at the user entry point (it might be gone due to inlining)
+break main
+
+#monitor arm semihosting enable
+
+# # send captured ITM to the file itm.fifo
+# # (the microcontroller SWO pin must be connected to the programmer SWO pin)
+# # 8000000 must match the core clock frequency
+# monitor tpiu config internal itm.txt uart off 8000000
+
+# # OR: make the microcontroller SWO pin output compatible with UART (8N1)
+# # 8000000 must match the core clock frequency
+# # 2000000 is the frequency of the SWO pin
+# monitor tpiu config external uart off 8000000 2000000
+
+# # enable ITM port 0
+# monitor itm port 0 on
+
+load
+
+# start the process but immediately halt the processor
+#stepi
diff --git a/pwm.o b/pwm.o
diff --git a/qei.o b/qei.o