From b0e26a9e9aca0f6831d4e63355f0b36ff95aeedd Mon Sep 17 00:00:00 2001 From: Manfred Steiner Date: Mon, 22 Jul 2024 18:59:20 +0200 Subject: [PATCH] ... --- software/gdb-stub/.gdbinit-gdbstub | 5 +- software/gdb-stub/Makefile | 2 +- software/gdb-stub/src/blgdb.h | 22 ++--- software/gdb-stub/src/bootloader.cpp | 44 ++++++++- software/test-2024-07-22/.gdb_history | 9 ++ software/test-2024-07-22/.gdbinit | 5 + software/test-2024-07-22/.gitignore | 4 + .../.vscode/c_cpp_properties.json | 18 ++++ software/test-2024-07-22/.vscode/launch.json | 37 +++++++ .../test-2024-07-22/.vscode/settings.json | 19 ++++ software/test-2024-07-22/.vscode/tasks.json | 23 +++++ software/test-2024-07-22/Makefile | 77 +++++++++++++++ software/test-2024-07-22/README.md | 1 + software/test-2024-07-22/src/main.c | 98 +++++++++++++++++++ 14 files changed, 350 insertions(+), 14 deletions(-) create mode 100644 software/test-2024-07-22/.gdb_history create mode 100644 software/test-2024-07-22/.gdbinit create mode 100644 software/test-2024-07-22/.gitignore create mode 100644 software/test-2024-07-22/.vscode/c_cpp_properties.json create mode 100644 software/test-2024-07-22/.vscode/launch.json create mode 100644 software/test-2024-07-22/.vscode/settings.json create mode 100644 software/test-2024-07-22/.vscode/tasks.json create mode 100644 software/test-2024-07-22/Makefile create mode 100644 software/test-2024-07-22/README.md create mode 100644 software/test-2024-07-22/src/main.c diff --git a/software/gdb-stub/.gdbinit-gdbstub b/software/gdb-stub/.gdbinit-gdbstub index 838e6f3..0f63869 100644 --- a/software/gdb-stub/.gdbinit-gdbstub +++ b/software/gdb-stub/.gdbinit-gdbstub @@ -5,5 +5,8 @@ focus cmd #br gdb.cpp:296 #br gdb.cpp:317 #br gdb.cpp:325 -br bootloader.cpp:150 +#br *0x40 +#br *0xe040 +#br *0xe0d6 +#br bootloader.cpp:150 diff --git a/software/gdb-stub/Makefile b/software/gdb-stub/Makefile index f7d4a67..a595000 100644 --- a/software/gdb-stub/Makefile +++ b/software/gdb-stub/Makefile @@ -13,7 +13,7 @@ SECTION_BOOTLOADER = 0xE004 ## Intel Hex file production flags HEX_FLASH_FLAGS = -R .eeprom -R .fuse -R .lock -R .signature -CFLAGS = -g -DF_CPU=12000000L -Og -Wall -gdwarf-2 +CFLAGS = -g -DF_CPU=12000000L -Os -Wall -gdwarf-2 LFLAGS = -gdwarf-2 LFLAGS += -Wl,-Tldscripts/ldscript_atmega644p.x diff --git a/software/gdb-stub/src/blgdb.h b/software/gdb-stub/src/blgdb.h index 7437c8e..7c9f946 100644 --- a/software/gdb-stub/src/blgdb.h +++ b/software/gdb-stub/src/blgdb.h @@ -21,17 +21,17 @@ -#define blgdb_init() asm volatile ( "jmp 0xe002" ) -#define blgdb_main() asm volatile ( "call 0xe004 \n ret \n" ) -#define blgdb_stop() asm volatile ( "call 0xe006 \n ret \n" ) -#define blgdb_handleUartIsrByte(b) asm volatile ( "jmp 0xe008" ) -#define blgdb_printWelcomeMessage() asm volatile ( "jmp 0xe00a" ) -#define blgdb_putchar(c) ( (*(( void (*)(uint8_t) ) (0xe00c / 2) )) (c) ) -#define blgdb_puts(s) ( (*(( void (*)(const char *) ) (0xe00e / 2) )) (s) ); -#define blgdb_putUint8Hex(value) ( (*(( void (*)(uint8_t) ) (0xe010 / 2) )) (value) ) -#define blgdb_memputc(p) ( (*(( void (*)(PGM_P) ) (0xe012 / 2) )) (p) ) -#define blgdb_memputs(p) ( (*(( void (*)(PGM_P) ) (0xe014 / 2) )) (p) ) -#define blgdb_serve500msTimer() asm volatile ( "jmp 0xe016" ) +#define blgdb_init() asm volatile ( "jmp 0xe082" ) +#define blgdb_main() asm volatile ( "call 0xe084 \n ret \n" ) +#define blgdb_stop() asm volatile ( "call 0xe086 \n ret \n" ) +#define blgdb_handleUartIsrByte(b) asm volatile ( "jmp 0xe088" ) +#define blgdb_printWelcomeMessage() asm volatile ( "jmp 0xe08a" ) +#define blgdb_putchar(c) ( (*(( void (*)(uint8_t) ) (0xe08c / 2) )) (c) ) +#define blgdb_puts(s) ( (*(( void (*)(const char *) ) (0xe08e / 2) )) (s) ); +#define blgdb_putUint8Hex(value) ( (*(( void (*)(uint8_t) ) (0xe090 / 2) )) (value) ) +#define blgdb_memputc(p) ( (*(( void (*)(PGM_P) ) (0xe092 / 2) )) (p) ) +#define blgdb_memputs(p) ( (*(( void (*)(PGM_P) ) (0xe094 / 2) )) (p) ) +#define blgdb_serve500msTimer() asm volatile ( "jmp 0xe096" ) namespace blgdb { diff --git a/software/gdb-stub/src/bootloader.cpp b/software/gdb-stub/src/bootloader.cpp index b646299..260b1f4 100644 --- a/software/gdb-stub/src/bootloader.cpp +++ b/software/gdb-stub/src/bootloader.cpp @@ -39,6 +39,43 @@ namespace bootloader { void __attribute__ ((naked)) bootloaderStart () { asm volatile ( + "__bootloader_vector_table: \n" + "jmp __bootloader_start_from_reset \n" //; 0xa6 <__ctors_end> + "jmp _bad_interrupt \n" // 0xe004 vector 2 (INT0) + "jmp _bad_interrupt \n" // 0xe008 vector 3 (INT1) + "jmp _bad_interrupt \n" // 0xe00c vector 4 (INT2) + "jmp _bad_interrupt \n" // 0xe010 vector 5 (PCINT0) + "jmp _bad_interrupt \n" // 0xe014 vector 6 (PCINT1) + "jmp _bad_interrupt \n" // 0xe018 vector 7 (PCINT2) + "jmp _bad_interrupt \n" // 0xe01c vector 8 (PCINT3) + "jmp _bad_interrupt \n" // 0xe020 vector 9 (WDT) + "jmp _bad_interrupt \n" // 0xe024 vector 10 (TIMER2_COMPA) + "jmp _bad_interrupt \n" // 0xe028 vector 11 (TIMER2_COMPB) + "jmp _bad_interrupt \n" // 0xe02c vector 12 (TIMER2_OVF) + "jmp _bad_interrupt \n" // 0xe030 vector 13 (TIMER1_CAPT) + "jmp _bad_interrupt \n" // 0xe034 vector 14 (TIMER1_COMPA) + "jmp _bad_interrupt \n" // 0xe038 vector 15 (TIMER1_COMPB) + "jmp _bad_interrupt \n" // 0xe03c vector 16 (TIMER1_OVF) + "jmp _bad_interrupt \n" // 0xe040 vector 17 (TIMER0_COMPA) + "jmp _bad_interrupt \n" // 0xe044 vector 18 (TIMER0_COMPB) + "jmp _bad_interrupt \n" // 0xe048 vector 19 (TIMER0_OVF) + "jmp _bad_interrupt \n" // 0xe04c vector 20 (SPI_STC) + "jmp _bad_interrupt \n" // 0xe050 vector 21 (USART0_RX) + "jmp _bad_interrupt \n" // 0xe054 vector 22 (USART0_UDRE) + "jmp _bad_interrupt \n" // 0xe058 vector 23 (USART0_TX) + "jmp _bad_interrupt \n" // 0xe05c vector 24 (ANALOG_COMP) + "jmp _bad_interrupt \n" // 0xe060 vector 25 (ADC) + "jmp _bad_interrupt \n" // 0xe064 vector 26 (EE_READY) + "jmp _bad_interrupt \n" // 0xe068 vector 27 (TWI) + "jmp _bad_interrupt \n" // 0xe06c vector 28 (SPM_READY) + "jmp __vector_jmpTableIsrUsart1 \n" // 0xe070 vector 29 (USART1_RX) + "jmp _bad_interrupt \n" // 0xe074 vector 30 (USART1_UDRE) + "jmp _bad_interrupt \n" // 0xe078 vector 31 (USART1_TX) + + "_bad_interrupt:" + "cli \n" + "rjmp _bad_interrupt \n" + "__bootloader_start: \n" "rjmp __bootloader_start_from_reset \n" // 0xe000 "rjmp __bootloader_start_from_app \n" // 0xe002 @@ -85,6 +122,8 @@ namespace bootloader { "out 0x3d, r28 \n" // SPL = 0xFF "nop \n" ); + MCUCR = ( 1 << IVCE); + MCUCR = ( 1 << IVSEL); // switch interrupt vector table to bootloader bootloaderStartFromReset2(); bootloaderLoop(); @@ -149,7 +188,8 @@ namespace bootloader { main(); #else cli(); - setLedGreen(1); setLedOrange(0); setLedRed(0); + PORTC = 0; + DDRC = 0; UCSR0A = 0; UCSR0B = 0; UCSR0C = 0; @@ -162,6 +202,8 @@ namespace bootloader { UBRR1H = 0; TCCR1A = 0; TCCR1B = 0; + MCUCR = (1 << IVCE); + MCUCR = 0; // interrupt vector table to application area asm volatile ( "jmp 0x0000" // start application diff --git a/software/test-2024-07-22/.gdb_history b/software/test-2024-07-22/.gdb_history new file mode 100644 index 0000000..3339046 --- /dev/null +++ b/software/test-2024-07-22/.gdb_history @@ -0,0 +1,9 @@ +target remote :1234 +layout split +stepi +quit +target remote :1234 +layout split +stepi +b *main+9 +quit diff --git a/software/test-2024-07-22/.gdbinit b/software/test-2024-07-22/.gdbinit new file mode 100644 index 0000000..a8c4b59 --- /dev/null +++ b/software/test-2024-07-22/.gdbinit @@ -0,0 +1,5 @@ +set history save on +set history size 1000 +set history remove-duplicates 2 +set history filename .gdb_history + diff --git a/software/test-2024-07-22/.gitignore b/software/test-2024-07-22/.gitignore new file mode 100644 index 0000000..a959910 --- /dev/null +++ b/software/test-2024-07-22/.gitignore @@ -0,0 +1,4 @@ +.depend +**/build +**/dist +**/sim diff --git a/software/test-2024-07-22/.vscode/c_cpp_properties.json b/software/test-2024-07-22/.vscode/c_cpp_properties.json new file mode 100644 index 0000000..3a57c79 --- /dev/null +++ b/software/test-2024-07-22/.vscode/c_cpp_properties.json @@ -0,0 +1,18 @@ +{ + "configurations": [ + { + "name": "Linux AVR", + "includePath": [ + "/usr/lib/avr/include/**", + "/usr/lib/gcc/avr/**" + ], + "defines": [], + "compilerPath": "/usr/bin/avr-gcc", + "compilerArgs": [ "-mmcu=atmega644p", "-DF_CPU=12000000", "-Os" ], + "cStandard": "gnu11", + "cppStandard": "gnu++11", + "intelliSenseMode": "linux-gcc-x64" + } + ], + "version": 4 +} diff --git a/software/test-2024-07-22/.vscode/launch.json b/software/test-2024-07-22/.vscode/launch.json new file mode 100644 index 0000000..f29cf2e --- /dev/null +++ b/software/test-2024-07-22/.vscode/launch.json @@ -0,0 +1,37 @@ +{ + // Use IntelliSense to learn about possible attributes. + // Hover to view descriptions of existing attributes. + // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387 + "version": "0.2.0", + "configurations": [ + { + "name": "Build", + // "request": "launch", + "type": "node-terminal", + "preLaunchTask": "build" + },{ + "name": "Flash", + // "request": "launch", + "type": "node-terminal", + "preLaunchTask": "flash" + },{ + "name": "Clean", + // "request": "launch", + "type": "node-terminal", + "preLaunchTask": "clean" + },{ + // es muss mit simuc --board arduino dist/programm.elf der Simulator + // gestartet werden. Dessen gdb-stub öffnet auf localhost:1234 einen Port + "name": "Debug (simuc)", + "type": "cppdbg", + "request": "launch", + "program": "${workspaceFolder}/sim/atmega328p.elf", + "cwd": "${workspaceFolder}", + "externalConsole": false, + "MIMode": "gdb", + "miDebuggerPath": "/usr/bin/avr-gdb", + "miDebuggerServerAddress": ":1234", + "preLaunchTask": "build" + } + ] +} diff --git a/software/test-2024-07-22/.vscode/settings.json b/software/test-2024-07-22/.vscode/settings.json new file mode 100644 index 0000000..4448dde --- /dev/null +++ b/software/test-2024-07-22/.vscode/settings.json @@ -0,0 +1,19 @@ +{ + "[c]": { + "editor.insertSpaces": true, + "editor.tabSize": 3, + "editor.detectIndentation": false + }, + "[h]": { + "editor.insertSpaces": true, + "editor.tabSize": 3, + "editor.detectIndentation": false + }, + "cSpell.words": [], + "cSpell.ignorePaths": [ + "**/*.json", "**/*.c", "**/*.h", "**/Makefile" + ], + "files.associations": { + "delay.h": "c" + } +} diff --git a/software/test-2024-07-22/.vscode/tasks.json b/software/test-2024-07-22/.vscode/tasks.json new file mode 100644 index 0000000..74fb1c7 --- /dev/null +++ b/software/test-2024-07-22/.vscode/tasks.json @@ -0,0 +1,23 @@ +{ + // See https://go.microsoft.com/fwlink/?LinkId=733558 + // for the documentation about the tasks.json format + "version": "2.0.0", + "tasks": [{ + "label": "build", + "type": "shell", + "command": "make", + "problemMatcher":[ + "$gcc" + ] + },{ + "label": "clean", + "type": "shell", + "command": "make", + "args": [ "clean" ], + },{ + "label": "flash", + "type": "shell", + "command": "make", + "args": [ "flash" ], + }] +} \ No newline at end of file diff --git a/software/test-2024-07-22/Makefile b/software/test-2024-07-22/Makefile new file mode 100644 index 0000000..3f31bab --- /dev/null +++ b/software/test-2024-07-22/Makefile @@ -0,0 +1,77 @@ +.PHONY: all info flash picocom clean +$(shell mkdir -p dist >/dev/null) +$(shell mkdir -p build >/dev/null) +$(shell mkdir -p sim >/dev/null) + +NAME="test-nano-644" +SRC= $(wildcard src/*.c) +OBJ = $(SRC:src/%.c=build/%.o) +OBJ_SIM = $(SRC:src/%.c=sim/%.o) + +CC= avr-gcc +CFLAGS= -Wall -mmcu=atmega644p -Os -DF_CPU=12000000 -c +LFLAGS= -Wall -mmcu=atmega644p -Os -DF_CPU=12000000 + +CFLAGS_SIM= -Wall -mmcu=atmega644p -O0 -DF_CPU=12000000 -g -c +LFLAGS_SIM= -Wall -mmcu=atmega644p -O0 -DF_CPU=12000000 -g + + +all: dist/$(NAME).elf dist/$(NAME).s dist/$(NAME).hex sim/$(NAME).elf sim/$(NAME).s info + +info: + @echo + @avr-size --mcu=atmega644p --format=avr dist/$(NAME).elf + +.depend: $(SRC) + $(CC) -MM $(SRC) > .depend + +-include $(DEPENDFILE) + +dist/$(NAME).elf: .depend $(OBJ) + $(CC) $(LFLAGS) -o $@ $(OBJ) + +dist/%.s: dist/%.elf + avr-objdump -d $< > $@ + +dist/%.hex: dist/%.elf + avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@ + +sim/$(NAME).elf: .depend $(OBJ_SIM) + $(CC) $(LFLAGS_SIM) -o $@ $(OBJ_SIM) + + +build/%.o: src/%.c + $(CC) $(CFLAGS) -o $@ $< + +sim/%.o: src/%.c + $(CC) $(CFLAGS_SIM) -o $@ $< + +sim/%.s: sim/%.elf + avr-objdump -d $< > $@ + +simuc: sim/$(NAME).elf + simuc --board arduino $< + +gdb: sim/$(NAME).elf + avr-gdb $< + +isp-flash: dist/$(NAME).elf all + avrdude -c usbasp -p m644p -e -U flash:w:$< + +flash: dist/$(NAME).elf all + avrdude -c arduino -p m644p -P /dev/ttyUSB0 -b 115200 -e -U flash:w:$< + + +picocom: + # picocom sends CR for ENTER -> convert cr (\r) to lf (\n) + picocom -b 115200 --omap crlf /dev/ttyUSB0 + +fuse: + avrdude -c usbasp -p m644p -U lfuse:w:0xEE:m -U hfuse:w:0xD9:m -U efuse:w:0xFF:m + +clean: + @rm -r dist + @rm -r build + @rm -r sim + @find . -type f -name ".depend" -exec rm {} \; + @echo "clean done" diff --git a/software/test-2024-07-22/README.md b/software/test-2024-07-22/README.md new file mode 100644 index 0000000..589f7aa --- /dev/null +++ b/software/test-2024-07-22/README.md @@ -0,0 +1 @@ +# Testprogramm Erstinbetriebnahme diff --git a/software/test-2024-07-22/src/main.c b/software/test-2024-07-22/src/main.c new file mode 100644 index 0000000..f6f65c7 --- /dev/null +++ b/software/test-2024-07-22/src/main.c @@ -0,0 +1,98 @@ +#include +#include +#include +#include + +int uart_putchar(char c, FILE *stream) { + if (c == '\n') { + uart_putchar('\r', stream); + } + loop_until_bit_is_set(UCSR0A, UDRE0); + UDR0 = c; + return 0; +} + +static FILE mystdout = FDEV_SETUP_STREAM(uart_putchar, NULL, _FDEV_SETUP_WRITE); +static FILE mystderr = FDEV_SETUP_STREAM(uart_putchar, NULL, _FDEV_SETUP_WRITE); + +int main () { + + DDRC = 0x1C; + PORTC = 0x3C; + + UCSR0A = (1 << U2X0); + UCSR0B = (1 << RXCIE0) | (1 << RXEN0) | (1 <= 1000) { +// PORTC ^= (1 << PC4); +// timer = 0; +// } +// } + -- 2.39.5