7 files changed, 0 insertions, 279 deletions
diff --git a/src/fsm/.gitignore b/src/fsm/.gitignore
deleted file mode 100644
index 6533942..0000000
--- a/src/fsm/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-vc.h
diff --git a/src/fsm/Makefile b/src/fsm/Makefile
deleted file mode 100644
index b939934..0000000
--- a/src/fsm/Makefile
+++ /dev/null
@@ -1,126 +0,0 @@
-###
-# GNU ARM Embedded Toolchain
-CC=arm-none-eabi-gcc
-LD=arm-none-eabi-ld
-AR=arm-none-eabi-ar
-AS=arm-none-eabi-as
-CP=arm-none-eabi-objcopy
-OD=arm-none-eabi-objdump
-SIZE=arm-none-eabi-size
-
-###
-# Directory Structure
-BINDIR=bin
-SRCDIR=.
-
-###
-# Find source files
-ASOURCES=$(shell find -L $(SRCDIR) -name '*.s')
-CSOURCES+=$(shell find -L $(SRCDIR) -name '*.c')
-# Find header directories
-INC=$(shell find -L . -name '*.h' -exec dirname {} \; | uniq)
-INCLUDES=$(INC:%=-I%)
-# Create object list
-OBJECTS=$(ASOURCES:%.s=%.o)
-OBJECTS+=$(CSOURCES:%.c=%.o)
-# Define output files ELF & IHEX
-BINELF=outp.elf
-BINHEX=outp.hex
-
-###
-# MCU FLAGS
-MCFLAGS=-mcpu=cortex-m4 -mthumb -mlittle-endian \
--mfpu=fpv4-sp-d16 -mfloat-abi=softfp -mthumb-interwork
-# COMPILE FLAGS
-DEFS=-DUSE_STDPERIPH_DRIVER -DSTM32F4XX -DARM_MATH_CM4 -D__FPU_PRESENT=1
-CFLAGS  =-Wall -ggdb -std=c99 -c $(MCFLAGS) $(DEFS) $(INCLUDES)
-# LINKER FLAGS
-LDSCRIPT= bsp/stm32_flash.ld
-LDFLAGS =-T $(LDSCRIPT) --specs=nosys.specs $(MCFLAGS) -Wl,-Map=$(BINDIR)/outp.map
-
-###
-# Optimizations
-OPT?='O2 O3 O6'
-# O1 and O4 are irrelevant
-# O5 breaks FreeRTOS somehow
-# I'm not trusting O7
-
-ifneq ($(filter O1,$(OPT)),)
-CXXFLAGS+=-fno-exceptions # Uncomment to disable exception handling
-DEFS+=-DNO_EXCEPTIONS # The source code has to comply with this rule
-endif
-
-ifneq ($(filter O2,$(OPT)),)
-CFLAGS+=-Os # Optimize for size https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html
-CXXFLAGS+=-Os
-LDFLAGS+=-Os # Optimize for size https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html
-endif
-
-ifneq ($(filter O3,$(OPT)),)
-CFLAGS+=-ffunction-sections -fdata-sections # Place each function or data item into its own section in the output file
-CXXFLAGS+=-ffunction-sections -fdata-sections # -||-
-LDFLAGS+=-Wl,-gc-sections # Remove isolated unused sections
-endif
-
-ifneq ($(filter O4,$(OPT)),)
-CFLAGS+=-fno-builtin # Disable C++ exception handling
-CXXFLAGS+=-fno-builtin # Disable C++ exception handling
-endif
-
-ifneq ($(filter O5,$(OPT)),)
-CFLAGS+=-flto # Enable link time optimization
-CXXFLAGS+=-flto # Enable link time optimization
-LDFLAGS+=-flto # Enable link time optimization
-endif
-
-ifneq ($(filter O6,$(OPT)),)
-CXXFLAGS+=-fno-rtti # Disable type introspection
-endif
-
-ifneq ($(findstring O7,$(OPT)),)
-LDFLAGS+=--specs=nano.specs # Use size optimized newlib
-endif
-
-###
-# Build Rules
-.PHONY: all release debug clean
-
-all: release
-
-release: $(BINDIR)/$(BINHEX)
-
-debug: CFLAGS+=-g
-debug: LDFLAGS+=-g
-debug: release
-
-$(BINDIR)/$(BINHEX): $(BINDIR)/$(BINELF)
-	$(CP) -O ihex $< $@
-
-$(BINDIR)/$(BINELF): $(OBJECTS) vc.h
-	$(CC) $(LDFLAGS) $(OBJECTS) -o $@
-	$(SIZE) $(BINDIR)/$(BINELF)
-
-%.o: %.c $(INC)
-	$(CC) $(CFLAGS) $< -o $@
-
-%.o: %.s
-	$(CC) $(CFLAGS) $< -o $@
-
-vc.h: ../../.git/logs/HEAD
-	echo "// This file is generated by Makefile." > vc.h
-	echo "// Do not edit this file!" >> vc.h
-	git log -1 --format="format:#define GIT_VERSION \"%h\"" >> vc.h
-	echo >> vc.h
-	echo >> vc.h
-
-clean:
-	rm -f $(OBJECTS) $(BINDIR)/$(BINELF) $(BINDIR)/$(BINHEX)
-
-# Connect to openocd's gdb server on port 3333
-deploy: $(BINDIR)/$(BINELF)
-ifeq ($(wildcard /opt/openocd/bin/openocd),)
-	/usr/bin/openocd -f /usr/share/openocd/scripts/board/stm32f4discovery.cfg -c "program bin/"$(BINELF)" verify reset" -c "init" -c "reset" -c "exit"
-else
-	/opt/openocd/bin/openocd -f /opt/openocd/share/openocd/scripts/board/stm32f4discovery.cfg -c "program bin/"$(BINELF)" verify reset" -c "init" -c "reset" -c "exit"
-endif
-
diff --git a/src/fsm/README.md b/src/fsm/README.md
deleted file mode 100644
index 69f1f22..0000000
--- a/src/fsm/README.md
+++ /dev/null
@@ -1,15 +0,0 @@
-An example program that tries to output CW using
-the audio codec on the STM32F4DISCOVERY, using the FSM
-and switches.
-
-Connections as follows:
-
-Blue    in  QRP_n   PC1
-Violet  out LED red PC2
-Grey    in  1750    PC4
-White   out LED yel PC5
-Black   -   GND     GND
-Brown   in  RX_n    PC6
-Red     in  U_n     PC8
-Orange  out LED grn PC9
-Green   in  D_n     PC11
diff --git a/src/fsm/bin/.git_keep b/src/fsm/bin/.git_keep
deleted file mode 100644
index e69de29..0000000
--- a/src/fsm/bin/.git_keep
+++ /dev/null
diff --git a/src/fsm/debug.c b/src/fsm/debug.c
deleted file mode 100644
index 2e33a32..0000000
--- a/src/fsm/debug.c
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2015 Matthias P. Braendli
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
-*/
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include "debug.h"
-
-#if _DEBUG
-
-void debug_send_command(int command, void *message)
-{
-    __asm__ volatile (
-        "mov r0, %[cmd];"
-            "mov r1, %[msg];"
-            "bkpt #0xAB"
-            :
-            : [cmd] "r" (command), [msg] "r" (message)
-            : "r0", "r1", "memory");
-}
-
-void put_char(char c)
-{
-    __asm__ volatile (
-            "mov r0, #0x03\n"   /* SYS_WRITEC */
-            "mov r1, %[msg]\n"
-            "bkpt #0xAB\n"
-            :
-            : [msg] "r" (&c)
-            : "r0", "r1"
-        );
-}
-
-void debug_print(const char* str)
-{
-    const int std_err = 2;
-
-    int strlen = 0;
-    const char* s;
-    s = str;
-    while (*s) {
-        strlen++;
-        s++;
-    }
-
-    uint32_t m[] = { std_err, (uint32_t)str, strlen };
-    debug_send_command(0x05, m);
-}
-
-#else
-void debug_send_command(int command, void *message) { }
-void put_char(char c) { }
-void debug_print(const char* str) { }
-
-#endif
-
diff --git a/src/fsm/debug.h b/src/fsm/debug.h
deleted file mode 100644
index 6215e5f..0000000
--- a/src/fsm/debug.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2015 Matthias P. Braendli
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
-*/
-
-/* Debugging utilities using the ARM semihosting facilities. Warning, it's quite
- * slow.
- *
- * when used with OpenOCD's gdb server, requires the gdb command
- *
- * monitor arm semihosting enable
- */
-#ifndef __DEBUG_H_
-#define __DEBUG_H_
-
-/* Example usage for the send_command function
-const char *s = "Hello world\n";
-uint32_t m[] = { 2, (uint32_t)s, sizeof(s)/sizeof(char) };
-send_command(0x05, m);
-// some interrupt ID
-
-*/
-
-/* Print a string to the OpenOCD console */
-void debug_print(const char* str);
-
-#endif // __DEBUG_H_
-
diff --git a/src/fsm/hardfault.s b/src/fsm/hardfault.s
deleted file mode 100644
index 8570dcc..0000000
--- a/src/fsm/hardfault.s
+++ /dev/null
@@ -1,13 +0,0 @@
-.syntax unified
-.cpu cortex-m3
-.thumb
-
-.global HardFault_Handler
-.extern hard_fault_handler_c
-
-HardFault_Handler:
-  tst lr, #4
-  ite eq
-  mrseq r0, msp
-  mrsne r0, psp
-  b hard_fault_handler_c