mirror of
https://github.com/binary-kitchen/doorlockd
synced 2024-12-22 02:14:26 +01:00
Cleanup AVR project, add new empty stubs
Signed-off-by: Ralf Ramsauer <ralf@binary-kitchen.de>
This commit is contained in:
parent
af7b71304b
commit
bd63a57d31
@ -1,608 +1,42 @@
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# Hey Emacs, this is a -*- makefile -*-
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#----------------------------------------------------------------------------
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# WinAVR Makefile Template written by Eric B. Weddington, Jörg Wunsch, et al.
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# Doorlock AVR - The AVR part of doorlockd
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#
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# Released to the Public Domain
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# Copyright (c) Binary Kitchen e.V., 2018
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#
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# Additional material for this makefile was written by:
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# Peter Fleury
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# Tim Henigan
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# Colin O'Flynn
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# Reiner Patommel
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# Markus Pfaff
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# Sander Pool
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# Frederik Rouleau
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# Carlos Lamas
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# Authors:
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# Ralf Ramsauer <ralf@binary-kitchen.de>
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#
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#----------------------------------------------------------------------------
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# On command line:
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#
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# make all = Make software.
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#
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# make clean = Clean out built project files.
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#
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# make coff = Convert ELF to AVR COFF.
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#
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# make extcoff = Convert ELF to AVR Extended COFF.
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#
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# make program = Download the hex file to the device, using avrdude.
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# Please customize the avrdude settings below first!
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#
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# make debug = Start either simulavr or avarice as specified for debugging,
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# with avr-gdb or avr-insight as the front end for debugging.
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#
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# make filename.s = Just compile filename.c into the assembler code only.
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#
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# make filename.i = Create a preprocessed source file for use in submitting
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# bug reports to the GCC project.
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#
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# To rebuild project do "make clean" then "make all".
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#----------------------------------------------------------------------------
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# This work is licensed under the terms of the GNU GPL, version 2. See
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# the COPYING file in the top-level directory.
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# MCU name
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MCU = attiny2313
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TARGET = doorlock
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MCU ?= attiny2313a
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F_OSC ?= 4000000
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UART_BAUD ?= 9600
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AVRDUDE_MCU ?= t2313
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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# processor frequency. You can then use this symbol in your source code to
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# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
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# automatically to create a 32-bit value in your source code.
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# Typical values are:
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# F_CPU = 1000000
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# F_CPU = 1843200
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# F_CPU = 2000000
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# F_CPU = 3686400
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# F_CPU = 4000000
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# F_CPU = 7372800
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# F_CPU = 8000000
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# F_CPU = 11059200
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# F_CPU = 14745600
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# F_CPU = 16000000
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# F_CPU = 18432000
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# F_CPU = 20000000
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OBJS = main.o uart.o
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F_CPU = 14745600
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#F_CPU = 8000000
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# Output format. (can be srec, ihex, binary)
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FORMAT = ihex
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# Target file name (without extension).
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TARGET = main
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# Object files directory
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OBJDIR = obj
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# List C source files here. (C dependencies are automatically generated.)
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SRC = main.c uart.c
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# List C++ source files here. (C dependencies are automatically generated.)
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CPPSRC =
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# List Assembler source files here.
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# Make them always end in a capital .S. Files ending in a lowercase .s
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# will not be considered source files but generated files (assembler
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# output from the compiler), and will be deleted upon "make clean"!
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# Even though the DOS/Win* filesystem matches both .s and .S the same,
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# it will preserve the spelling of the filenames, and gcc itself does
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# care about how the name is spelled on its command-line.
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ASRC =
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# Optimization level, can be [0, 1, 2, 3, s].
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# 0 = turn off optimization. s = optimize for size.
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# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
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OPT = s
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# Debugging format.
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# Native formats for AVR-GCC's -g are dwarf-2 [default] or stabs.
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# AVR Studio 4.10 requires dwarf-2.
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# AVR [Extended] COFF format requires stabs, plus an avr-objcopy run.
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DEBUG =
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# List any extra directories to look for include files here.
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# Each directory must be seperated by a space.
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# Use forward slashes for directory separators.
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# For a directory that has spaces, enclose it in quotes.
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EXTRAINCDIRS =
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# Compiler flag to set the C Standard level.
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# c89 = "ANSI" C
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# gnu89 = c89 plus GCC extensions
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# c99 = ISO C99 standard (not yet fully implemented)
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# gnu99 = c99 plus GCC extensions
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CSTANDARD = -std=c11
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# Place -D or -U options here for C sources
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CDEFS = -DF_CPU=$(F_CPU)UL
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# Place -D or -U options here for C++ sources
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CPPDEFS = -DF_CPU=$(F_CPU)UL
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#CPPDEFS += -D__STDC_LIMIT_MACROS
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#CPPDEFS += -D__STDC_CONSTANT_MACROS
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#---------------- Compiler Options C ----------------
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# -g*: generate debugging information
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# -O*: optimization level
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# -f...: tuning, see GCC manual and avr-libc documentation
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# -Wall...: warning level
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# -Wa,...: tell GCC to pass this to the assembler.
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# -adhlns...: create assembler listing
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CFLAGS = -g$(DEBUG)
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CFLAGS += $(CDEFS)
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CFLAGS += -O$(OPT)
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#CFLAGS += -mint8
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#CFLAGS += -mshort-calls
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CFLAGS += -funsigned-char
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CFLAGS += -funsigned-bitfields
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CFLAGS += -fpack-struct
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CFLAGS += -fshort-enums
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#CFLAGS += -fno-unit-at-a-time
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CFLAGS += -Wall
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CFLAGS += -Wstrict-prototypes
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CFLAGS += -Wundef
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#CFLAGS += -Wunreachable-code
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#CFLAGS += -Wsign-compare
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CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
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CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
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CFLAGS += $(CSTANDARD)
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#---------------- Compiler Options C++ ----------------
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# -g*: generate debugging information
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# -O*: optimization level
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# -f...: tuning, see GCC manual and avr-libc documentation
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# -Wall...: warning level
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# -Wa,...: tell GCC to pass this to the assembler.
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# -adhlns...: create assembler listing
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CPPFLAGS = -g$(DEBUG)
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CPPFLAGS += $(CPPDEFS)
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CPPFLAGS += -O$(OPT)
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#CPPFLAGS += -mint8
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#CPPFLAGS += -mshort-calls
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CPPFLAGS += -funsigned-char
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CPPFLAGS += -funsigned-bitfields
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CPPFLAGS += -fpack-struct
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CPPFLAGS += -fshort-enums
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CPPFLAGS += -fno-exceptions
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#CPPFLAGS += -fno-unit-at-a-time
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CPPFLAGS += -Wall
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#CPPFLAGS += -Wstrict-prototypes
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CFLAGS += -Wundef
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#CPPFLAGS += -Wunreachable-code
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#CPPFLAGS += -Wsign-compare
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CPPFLAGS += -Wa,-adhlns=$(<:%.cpp=$(OBJDIR)/%.lst)
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CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
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#CPPFLAGS += $(CSTANDARD)
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#---------------- Assembler Options ----------------
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# -Wa,...: tell GCC to pass this to the assembler.
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# -ahlms: create listing
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# -gstabs: have the assembler create line number information; note that
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# for use in COFF files, additional information about filenames
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# and function names needs to be present in the assembler source
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# files -- see avr-libc docs [FIXME: not yet described there]
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ASFLAGS = -Wa,-adhlns=$(<:%.S=$(OBJDIR)/%.lst),-gstabs
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#---------------- Library Options ----------------
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# Minimalistic printf version
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PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
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# Floating point printf version (requires MATH_LIB = -lm below)
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PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
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# If this is left blank, then it will use the Standard printf version.
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PRINTF_LIB =
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#PRINTF_LIB = $(PRINTF_LIB_MIN)
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#PRINTF_LIB = $(PRINTF_LIB_FLOAT)
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# Minimalistic scanf version
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SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
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# Floating point + %[ scanf version (requires MATH_LIB = -lm below)
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SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
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# If this is left blank, then it will use the Standard scanf version.
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SCANF_LIB =
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#SCANF_LIB = $(SCANF_LIB_MIN)
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#SCANF_LIB = $(SCANF_LIB_FLOAT)
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MATH_LIB = -lm
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#---------------- External Memory Options ----------------
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# 64 KB of external RAM, starting after internal RAM (ATmega128!),
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# used for variables (.data/.bss) and heap (malloc()).
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#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff
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# 64 KB of external RAM, starting after internal RAM (ATmega128!),
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# only used for heap (malloc()).
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#EXTMEMOPTS = -Wl,--defsym=__heap_start=0x801100,--defsym=__heap_end=0x80ffff
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EXTMEMOPTS =
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#---------------- Linker Options ----------------
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# -Wl,...: tell GCC to pass this to linker.
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# -Map: create map file
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# --cref: add cross reference to map file
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LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
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LDFLAGS += $(EXTMEMOPTS)
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LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
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#LDFLAGS += -T linker_script.x
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#---------------- Programming Options (avrdude) ----------------
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# Programming hardware: alf avr910 avrisp bascom bsd
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# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
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#
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# Type: avrdude -c ?
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# to get a full listing.
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#
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AVRDUDE_PROGRAMMER = avr910
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# com1 = serial port. Use lpt1 to connect to parallel port.
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AVRDUDE_PORT = /dev/ttyUSB0 # programmer connected to serial device
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AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
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#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
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# Uncomment the following if you want avrdude's erase cycle counter.
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# Note that this counter needs to be initialized first using -Yn,
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# see avrdude manual.
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#AVRDUDE_ERASE_COUNTER = -y
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# Uncomment the following if you do /not/ wish a verification to be
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# performed after programming the device.
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#AVRDUDE_NO_VERIFY = -V
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# Increase verbosity level. Please use this when submitting bug
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# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
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# to submit bug reports.
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#AVRDUDE_VERBOSE = -v -v
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AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
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AVRDUDE_FLAGS += $(AVRDUDE_NO_VERIFY)
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AVRDUDE_FLAGS += $(AVRDUDE_VERBOSE)
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AVRDUDE_FLAGS += $(AVRDUDE_ERASE_COUNTER)
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#---------------- Debugging Options ----------------
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# For simulavr only - target MCU frequency.
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DEBUG_MFREQ = $(F_CPU)
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# Set the DEBUG_UI to either gdb or insight.
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# DEBUG_UI = gdb
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DEBUG_UI = insight
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# Set the debugging back-end to either avarice, simulavr.
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DEBUG_BACKEND = avarice
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#DEBUG_BACKEND = simulavr
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# GDB Init Filename.
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GDBINIT_FILE = __avr_gdbinit
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# When using avarice settings for the JTAG
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JTAG_DEV = /dev/com1
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# Debugging port used to communicate between GDB / avarice / simulavr.
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DEBUG_PORT = 4242
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|
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# Debugging host used to communicate between GDB / avarice / simulavr, normally
|
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# just set to localhost unless doing some sort of crazy debugging when
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# avarice is running on a different computer.
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DEBUG_HOST = localhost
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#============================================================================
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# Define programs and commands.
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SHELL = sh
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CC = avr-gcc
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OBJCOPY = avr-objcopy
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OBJDUMP = avr-objdump
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SIZE = avr-size
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NM = avr-nm
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AVRDUDE = avrdude
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REMOVE = rm -f
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REMOVEDIR = rm -rf
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COPY = cp
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WINSHELL = cmd
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CFLAGS := -g -O2 -mmcu=$(MCU)
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CFLAGS += -Wall -Wextra -Wstrict-prototypes
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CFLAGS += -DF_OSC=$(F_OSC) -DF_CPU=F_OSC -DUART_BAUD=$(UART_BAUD)UL -DMCU=$(MCU)
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|
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# Define Messages
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# English
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MSG_ERRORS_NONE = Errors: none
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MSG_BEGIN = -------- begin --------
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MSG_END = -------- end --------
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MSG_SIZE_BEFORE = Size before:
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MSG_SIZE_AFTER = Size after:
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MSG_COFF = Converting to AVR COFF:
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MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
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MSG_FLASH = Creating load file for Flash:
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MSG_EEPROM = Creating load file for EEPROM:
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MSG_EXTENDED_LISTING = Creating Extended Listing:
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MSG_SYMBOL_TABLE = Creating Symbol Table:
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MSG_LINKING = Linking:
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MSG_COMPILING = Compiling C:
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MSG_COMPILING_CPP = Compiling C++:
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MSG_ASSEMBLING = Assembling:
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MSG_CLEANING = Cleaning project:
|
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MSG_CREATING_LIBRARY = Creating library:
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||||
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||||
|
||||
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||||
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# Define all object files.
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OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o)
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||||
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# Define all listing files.
|
||||
LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst)
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||||
|
||||
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# Compiler flags to generate dependency files.
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GENDEPFLAGS = -MD -MP -MF .dep/$(@F).d
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||||
|
||||
|
||||
# Combine all necessary flags and optional flags.
|
||||
# Add target processor to flags.
|
||||
ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS) $(GENDEPFLAGS)
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||||
ALL_CPPFLAGS = -mmcu=$(MCU) -I. -x c++ $(CPPFLAGS) $(GENDEPFLAGS)
|
||||
ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
# Default target.
|
||||
all: begin gccversion sizebefore build sizeafter end
|
||||
|
||||
# Change the build target to build a HEX file or a library.
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||||
build: elf hex eep lss sym
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#build: lib
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||||
|
||||
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||||
elf: $(TARGET).elf
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hex: $(TARGET).hex
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||||
eep: $(TARGET).eep
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||||
lss: $(TARGET).lss
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||||
sym: $(TARGET).sym
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||||
LIBNAME=lib$(TARGET).a
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lib: $(LIBNAME)
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||||
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||||
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||||
|
||||
# Eye candy.
|
||||
# AVR Studio 3.x does not check make's exit code but relies on
|
||||
# the following magic strings to be generated by the compile job.
|
||||
begin:
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||||
@echo
|
||||
@echo $(MSG_BEGIN)
|
||||
|
||||
end:
|
||||
@echo $(MSG_END)
|
||||
@echo
|
||||
|
||||
|
||||
# Display size of file.
|
||||
HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
|
||||
ELFSIZE = $(SIZE) -A $(TARGET).elf
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||||
AVRMEM = avr-mem.sh $(TARGET).elf $(MCU)
|
||||
|
||||
sizebefore:
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||||
@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
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||||
$(AVRMEM) 2>/dev/null; echo; fi
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||||
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||||
sizeafter:
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||||
@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
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||||
$(AVRMEM) 2>/dev/null; echo; fi
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||||
|
||||
|
||||
|
||||
# Display compiler version information.
|
||||
gccversion :
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||||
@$(CC) --version
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||||
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||||
|
||||
|
||||
# Program the device.
|
||||
program: $(TARGET).hex $(TARGET).eep
|
||||
$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
|
||||
|
||||
|
||||
# Generate avr-gdb config/init file which does the following:
|
||||
# define the reset signal, load the target file, connect to target, and set
|
||||
# a breakpoint at main().
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||||
gdb-config:
|
||||
@$(REMOVE) $(GDBINIT_FILE)
|
||||
@echo define reset >> $(GDBINIT_FILE)
|
||||
@echo SIGNAL SIGHUP >> $(GDBINIT_FILE)
|
||||
@echo end >> $(GDBINIT_FILE)
|
||||
@echo file $(TARGET).elf >> $(GDBINIT_FILE)
|
||||
@echo target remote $(DEBUG_HOST):$(DEBUG_PORT) >> $(GDBINIT_FILE)
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||||
ifeq ($(DEBUG_BACKEND),simulavr)
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||||
@echo load >> $(GDBINIT_FILE)
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||||
endif
|
||||
@echo break main >> $(GDBINIT_FILE)
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||||
|
||||
debug: gdb-config $(TARGET).elf
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||||
ifeq ($(DEBUG_BACKEND), avarice)
|
||||
@echo Starting AVaRICE - Press enter when "waiting to connect" message displays.
|
||||
@$(WINSHELL) /c start avarice --jtag $(JTAG_DEV) --erase --program --file \
|
||||
$(TARGET).elf $(DEBUG_HOST):$(DEBUG_PORT)
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||||
@$(WINSHELL) /c pause
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||||
|
||||
else
|
||||
@$(WINSHELL) /c start simulavr --gdbserver --device $(MCU) --clock-freq \
|
||||
$(DEBUG_MFREQ) --port $(DEBUG_PORT)
|
||||
endif
|
||||
@$(WINSHELL) /c start avr-$(DEBUG_UI) --command=$(GDBINIT_FILE)
|
||||
|
||||
|
||||
|
||||
|
||||
# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
|
||||
COFFCONVERT = $(OBJCOPY) --debugging
|
||||
COFFCONVERT += --change-section-address .data-0x800000
|
||||
COFFCONVERT += --change-section-address .bss-0x800000
|
||||
COFFCONVERT += --change-section-address .noinit-0x800000
|
||||
COFFCONVERT += --change-section-address .eeprom-0x810000
|
||||
|
||||
|
||||
|
||||
coff: $(TARGET).elf
|
||||
@echo
|
||||
@echo $(MSG_COFF) $(TARGET).cof
|
||||
$(COFFCONVERT) -O coff-avr $< $(TARGET).cof
|
||||
|
||||
|
||||
extcoff: $(TARGET).elf
|
||||
@echo
|
||||
@echo $(MSG_EXTENDED_COFF) $(TARGET).cof
|
||||
$(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
|
||||
|
||||
|
||||
|
||||
# Create final output files (.hex, .eep) from ELF output file.
|
||||
%.hex: %.elf
|
||||
@echo
|
||||
@echo $(MSG_FLASH) $@
|
||||
$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
|
||||
|
||||
%.eep: %.elf
|
||||
@echo
|
||||
@echo $(MSG_EEPROM) $@
|
||||
-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
|
||||
--change-section-lma .eeprom=0 -O $(FORMAT) $< $@
|
||||
|
||||
# Create extended listing file from ELF output file.
|
||||
%.lss: %.elf
|
||||
@echo
|
||||
@echo $(MSG_EXTENDED_LISTING) $@
|
||||
$(OBJDUMP) -h -S $< > $@
|
||||
|
||||
# Create a symbol table from ELF output file.
|
||||
%.sym: %.elf
|
||||
@echo
|
||||
@echo $(MSG_SYMBOL_TABLE) $@
|
||||
$(NM) -n $< > $@
|
||||
|
||||
|
||||
|
||||
# Create library from object files.
|
||||
.SECONDARY : $(TARGET).a
|
||||
.PRECIOUS : $(OBJ)
|
||||
%.a: $(OBJ)
|
||||
@echo
|
||||
@echo $(MSG_CREATING_LIBRARY) $@
|
||||
$(AR) $@ $(OBJ)
|
||||
|
||||
|
||||
# Link: create ELF output file from object files.
|
||||
.SECONDARY : $(TARGET).elf
|
||||
.PRECIOUS : $(OBJ)
|
||||
%.elf: $(OBJ)
|
||||
@echo
|
||||
@echo $(MSG_LINKING) $@
|
||||
$(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS)
|
||||
|
||||
|
||||
# Compile: create object files from C source files.
|
||||
$(OBJDIR)/%.o : %.c
|
||||
@echo
|
||||
@echo $(MSG_COMPILING) $<
|
||||
$(CC) -c $(ALL_CFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Compile: create object files from C++ source files.
|
||||
$(OBJDIR)/%.o : %.cpp
|
||||
@echo
|
||||
@echo $(MSG_COMPILING_CPP) $<
|
||||
$(CC) -c $(ALL_CPPFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Compile: create assembler files from C source files.
|
||||
%.s : %.c
|
||||
$(CC) -S $(ALL_CFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Compile: create assembler files from C++ source files.
|
||||
%.s : %.cpp
|
||||
$(CC) -S $(ALL_CPPFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Assemble: create object files from assembler source files.
|
||||
$(OBJDIR)/%.o : %.S
|
||||
@echo
|
||||
@echo $(MSG_ASSEMBLING) $<
|
||||
$(CC) -c $(ALL_ASFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Create preprocessed source for use in sending a bug report.
|
||||
%.i : %.c
|
||||
$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Target: clean project.
|
||||
clean: begin clean_list end
|
||||
|
||||
clean_list :
|
||||
@echo
|
||||
@echo $(MSG_CLEANING)
|
||||
$(REMOVE) $(TARGET).hex
|
||||
$(REMOVE) $(TARGET).eep
|
||||
$(REMOVE) $(TARGET).cof
|
||||
$(REMOVE) $(TARGET).elf
|
||||
$(REMOVE) $(TARGET).map
|
||||
$(REMOVE) $(TARGET).sym
|
||||
$(REMOVE) $(TARGET).lss
|
||||
$(REMOVEDIR) $(OBJDIR)
|
||||
$(REMOVE) $(SRC:.c=.s)
|
||||
$(REMOVE) $(SRC:.c=.d)
|
||||
$(REMOVEDIR) .dep
|
||||
|
||||
|
||||
# Create object files directory
|
||||
$(shell mkdir $(OBJDIR) 2>/dev/null)
|
||||
|
||||
|
||||
# Include the dependency files.
|
||||
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
|
||||
|
||||
|
||||
# Listing of phony targets.
|
||||
.PHONY : all begin finish end sizebefore sizeafter gccversion \
|
||||
build elf hex eep lss sym coff extcoff \
|
||||
clean clean_list program debug gdb-config
|
||||
all: $(TARGET).hex
|
||||
|
||||
$(TARGET).elf: $(OBJS)
|
||||
$(CC) $(CFLAGS) -o $(TARGET).elf $^
|
||||
|
||||
$(TARGET).hex: $(TARGET).elf
|
||||
$(OBJCOPY) -O ihex -R .eeprom $^ $@
|
||||
|
||||
program: $(TARGET).hex
|
||||
$(AVRDUDE) -p $(AVRDUDE_MCU) -P usb -c avrispmkII -U flash:w:$^
|
||||
|
||||
clean:
|
||||
rm -f $(OBJS)
|
||||
rm -f $(TARGET).elf $(TARGET).hex
|
||||
|
||||
106
avr-code/io.h
106
avr-code/io.h
@ -1,106 +0,0 @@
|
||||
#ifndef IO_H
|
||||
#define IO_H
|
||||
|
||||
#include <stdbool.h>
|
||||
#include <avr/io.h>
|
||||
|
||||
/*
|
||||
* Macros
|
||||
*/
|
||||
#define PIN(x) (*(&x - 2)) // Address Of Data Direction Register Of Port x
|
||||
#define DDR(x) (*(&x - 1)) // Address Of Input Register Of Port x
|
||||
|
||||
/*
|
||||
* Outputs
|
||||
*/
|
||||
#define PORT_BOLZEN PORTB
|
||||
#define PIN_BOLZEN PB0
|
||||
|
||||
#define PORT_SCHNAPPER PORTB
|
||||
#define PIN_SCHNAPPER PB1
|
||||
|
||||
#define PORT_STATUS PORTB
|
||||
#define PIN_STATUS PB2
|
||||
|
||||
/*
|
||||
* Inputs
|
||||
*/
|
||||
#define PORT_BUTTON_LOCK PORTD
|
||||
#define PIN_BUTTON_LOCK PD2
|
||||
|
||||
#define PORT_BUTTON_UNLOCK PORTD
|
||||
#define PIN_BUTTON_UNLOCK PD3
|
||||
|
||||
#define PORT_EMERGENCY_UNLOCK PORTD
|
||||
#define PIN_EMERGENCY_UNLOCK PD4
|
||||
|
||||
static inline bool is_emergency_unlock(void)
|
||||
{
|
||||
return !(PIN(PORT_EMERGENCY_UNLOCK) & (1<<PIN_EMERGENCY_UNLOCK));
|
||||
}
|
||||
|
||||
static inline bool is_button_unlock(void)
|
||||
{
|
||||
return !(PIN(PORT_BUTTON_UNLOCK) & (1<<PIN_BUTTON_UNLOCK));
|
||||
}
|
||||
|
||||
static inline bool is_button_lock(void)
|
||||
{
|
||||
return !(PIN(PORT_BUTTON_LOCK) & (1<<PIN_BUTTON_LOCK));
|
||||
}
|
||||
|
||||
|
||||
static inline void schnapper_off(void)
|
||||
{
|
||||
PORT_SCHNAPPER &= ~(1<<PIN_SCHNAPPER);
|
||||
}
|
||||
|
||||
static inline void schnapper_on(void)
|
||||
{
|
||||
PORT_SCHNAPPER |= (1<<PIN_SCHNAPPER);
|
||||
}
|
||||
|
||||
static inline void bolzen_off(void)
|
||||
{
|
||||
PORT_BOLZEN &= ~(1<<PIN_BOLZEN);
|
||||
}
|
||||
|
||||
static inline void bolzen_on(void)
|
||||
{
|
||||
PORT_BOLZEN |= (1<<PIN_BOLZEN);
|
||||
}
|
||||
|
||||
static inline void status_off(void)
|
||||
{
|
||||
PORT_STATUS &= ~(1<<PIN_STATUS);
|
||||
}
|
||||
|
||||
static inline void status_on(void)
|
||||
{
|
||||
PORT_STATUS |= (1<<PIN_STATUS);
|
||||
}
|
||||
|
||||
static inline void io_init(void)
|
||||
{
|
||||
// Set output directions
|
||||
DDR(PORT_SCHNAPPER) |= (1<<PIN_SCHNAPPER);
|
||||
schnapper_off();
|
||||
|
||||
DDR(PORT_SCHNAPPER) |= (1<<PIN_BOLZEN);
|
||||
bolzen_off();
|
||||
|
||||
DDR(PORT_STATUS) |= (1<<PIN_STATUS);
|
||||
status_off();
|
||||
|
||||
// Set input directions and activate pull-ups
|
||||
DDR(PORT_BUTTON_UNLOCK) &= ~(1<<PIN_BUTTON_UNLOCK);
|
||||
PORT_BUTTON_UNLOCK |= (1<<PIN_BUTTON_UNLOCK);
|
||||
|
||||
DDR(PORT_BUTTON_LOCK) &= ~(1<<PIN_BUTTON_LOCK);
|
||||
PORT_BUTTON_LOCK |= (1<<PIN_BUTTON_LOCK);
|
||||
|
||||
DDR(PORT_EMERGENCY_UNLOCK) &= ~(1<<PIN_EMERGENCY_UNLOCK);
|
||||
PORT_EMERGENCY_UNLOCK |= (1<<PIN_EMERGENCY_UNLOCK);
|
||||
}
|
||||
|
||||
#endif
|
||||
291
avr-code/main.c
291
avr-code/main.c
@ -1,30 +1,43 @@
|
||||
/* 2015, Ralf Ramsauer
|
||||
* ralf@binary-kitchen.de
|
||||
/*
|
||||
* doorlock-avr, AVR code of Binary Kitchen's doorlock
|
||||
*
|
||||
* Copyright (c) Binary Kitchen, 2018
|
||||
*
|
||||
* Authors:
|
||||
* Ralf Ramsauer <ralf@binary-kitchen.de>
|
||||
*
|
||||
* This work is licensed under the terms of the GNU GPL, version 2. See
|
||||
* the COPYING file in the top-level directory.
|
||||
*/
|
||||
|
||||
#include <stdbool.h>
|
||||
#include "uart.h"
|
||||
|
||||
#include <stdbool.h>
|
||||
#include <avr/io.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <util/delay.h>
|
||||
|
||||
#include "io.h"
|
||||
#include "uart.h"
|
||||
#define RED 0x1
|
||||
#define GREEN 0x2
|
||||
#define YELLOW 0x4
|
||||
|
||||
#include "../doorcmds.h"
|
||||
#define SET_CONDITIONAL(predicate, port, pin) \
|
||||
if ((predicate)) \
|
||||
port |= (1 << pin); \
|
||||
else \
|
||||
port &= ~(1 << pin);
|
||||
|
||||
static volatile enum {LOCKED, UNLOCKED} state = LOCKED;
|
||||
static volatile bool schnapper = false;
|
||||
/* can either be red, green, or yellow */
|
||||
static unsigned char state;
|
||||
|
||||
static inline void timer_init(void)
|
||||
static inline void set_schnapper(bool state)
|
||||
{
|
||||
// Config the timer
|
||||
// The 16bit Timer1 is used for resetting the lock state,
|
||||
// if the UART stops receiving the unlock command
|
||||
TIMSK |= (1<<TOIE1);
|
||||
TIFR |= (1<<TOV1);
|
||||
TCCR1A = 0;
|
||||
TCCR1B = (1<<CS12);
|
||||
SET_CONDITIONAL(state, PORTB, PB0);
|
||||
}
|
||||
|
||||
static inline void set_bolzen(bool state)
|
||||
{
|
||||
SET_CONDITIONAL(state, PORTB, PB1);
|
||||
}
|
||||
|
||||
static inline void reset_timeout(void)
|
||||
@ -32,155 +45,159 @@ static inline void reset_timeout(void)
|
||||
TCNT1 = 0;
|
||||
}
|
||||
|
||||
static inline void extint_init(void)
|
||||
static void set_leds(void)
|
||||
{
|
||||
// Configure external interrupts
|
||||
// External interrupts are used for Button Unlock an Lock
|
||||
MCUCR = (1<<ISC11)|(1<<ISC01);
|
||||
GIMSK |= (1<<INT0)|(1<<INT1);
|
||||
}
|
||||
static unsigned int counter = 0;
|
||||
bool pwm_cycle = ++counter % 20;
|
||||
|
||||
void uart_handler(const unsigned char c)
|
||||
{
|
||||
char retval = c;
|
||||
switch ((char)c) {
|
||||
case DOOR_CMD_UNLOCK:
|
||||
state = UNLOCKED;
|
||||
reset_timeout();
|
||||
break;
|
||||
|
||||
case DOOR_CMD_LOCK:
|
||||
state = LOCKED;
|
||||
break;
|
||||
|
||||
case DOOR_CMD_PING:
|
||||
break;
|
||||
|
||||
case DOOR_CMD_SCHNAPER:
|
||||
if (state == UNLOCKED)
|
||||
schnapper = true;
|
||||
else
|
||||
retval = '?';
|
||||
break;
|
||||
|
||||
case DOOR_CMD_STATUS:
|
||||
retval = (state == LOCKED) ? 'l' : 'u';
|
||||
break;
|
||||
|
||||
default:
|
||||
retval = '?';
|
||||
break;
|
||||
if (pwm_cycle) {
|
||||
PORTD &= ~((1 << PD5) | (1 << PD6));
|
||||
PORTB &= ~(1 << PB4);
|
||||
}
|
||||
|
||||
uart_putc(retval);
|
||||
switch (state) {
|
||||
case RED:
|
||||
PORTD |= (1 << PD5);
|
||||
break;
|
||||
case YELLOW:
|
||||
PORTD |= (1 << PD6);
|
||||
break;
|
||||
case GREEN:
|
||||
PORTB |= (1 << PB4);
|
||||
break;
|
||||
}
|
||||
|
||||
if (pwm_cycle)
|
||||
return;
|
||||
|
||||
switch (state) {
|
||||
case RED:
|
||||
PORTD ^= (1 << PD6);
|
||||
PORTB ^= (1 << PB4);
|
||||
break;
|
||||
case YELLOW:
|
||||
PORTD ^= (1 << PD5);
|
||||
PORTB ^= (1 << PB4);
|
||||
break;
|
||||
case GREEN:
|
||||
PORTD ^= (1 << PD5);
|
||||
PORTD ^= (1 << PD6);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void update_state(unsigned char new_state)
|
||||
{
|
||||
reset_timeout();
|
||||
|
||||
if (new_state == state)
|
||||
return;
|
||||
|
||||
state = new_state;
|
||||
switch (state) {
|
||||
case RED:
|
||||
set_bolzen(false);
|
||||
set_schnapper(false);
|
||||
uart_putc('r');
|
||||
break;
|
||||
case YELLOW:
|
||||
set_bolzen(true);
|
||||
set_schnapper(false);
|
||||
uart_putc('y');
|
||||
break;
|
||||
case GREEN:
|
||||
set_bolzen(true);
|
||||
set_schnapper(true);
|
||||
uart_putc('g');
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
ISR(USART_RX_vect)
|
||||
{
|
||||
unsigned char c = UDR;
|
||||
bool respond = true;
|
||||
|
||||
switch (c) {
|
||||
case 'r':
|
||||
update_state(RED);
|
||||
break;
|
||||
case 'y':
|
||||
update_state(YELLOW);
|
||||
break;
|
||||
case 'g':
|
||||
update_state(GREEN);
|
||||
break;
|
||||
default:
|
||||
respond = false;
|
||||
break;
|
||||
}
|
||||
|
||||
if (respond)
|
||||
uart_putc(c);
|
||||
}
|
||||
|
||||
// Timeroverflow interrupts occurs each 1.137 seconds
|
||||
// UART receive interrupts is used to prevent timer overflows
|
||||
ISR(TIMER1_OVF_vect)
|
||||
{
|
||||
state = LOCKED;
|
||||
reset_timeout();
|
||||
update_state(RED);
|
||||
}
|
||||
|
||||
// Button Lock
|
||||
ISR(INT0_vect)
|
||||
static inline void timer_init(void)
|
||||
{
|
||||
cli();
|
||||
|
||||
// This code is used to prevent spurious interrupts
|
||||
_delay_ms(50);
|
||||
if (!is_button_lock())
|
||||
goto out;
|
||||
|
||||
uart_putc(DOOR_BUTTON_LOCK);
|
||||
state = LOCKED;
|
||||
|
||||
out:
|
||||
sei();
|
||||
TIMSK |= (1 << TOIE1);
|
||||
TIFR |= (1 << TOV1);
|
||||
TCCR1A = 0;
|
||||
TCCR1B = (1 << CS12);
|
||||
}
|
||||
|
||||
// Button Unlock
|
||||
ISR(INT1_vect)
|
||||
static inline void setup_ports(void)
|
||||
{
|
||||
cli();
|
||||
PORTB = 0;
|
||||
DDRB = (1 << PB4) | (1 << PB1) | (1 << PB0);
|
||||
|
||||
// This code is used to prevent spurious interrupts
|
||||
_delay_ms(50);
|
||||
if (!is_button_unlock())
|
||||
goto out;
|
||||
PORTD = 0;
|
||||
DDRD = (1 << PD5) | (1 << PD6);
|
||||
}
|
||||
|
||||
uart_putc(DOOR_BUTTON_UNLOCK);
|
||||
static unsigned char get_keys(void)
|
||||
{
|
||||
unsigned char ret = 0;
|
||||
|
||||
if (state == LOCKED) {
|
||||
bolzen_off();
|
||||
_delay_ms(3000);
|
||||
}
|
||||
if (!(PIND & (1 << PD2))) ret |= RED;
|
||||
if (!(PIND & (1 << PD3))) ret |= YELLOW;
|
||||
if (!(PIND & (1 << PD4))) ret |= GREEN;
|
||||
|
||||
out:
|
||||
sei();
|
||||
return ret;
|
||||
}
|
||||
|
||||
int main(void)
|
||||
{
|
||||
// Disable all interrupts
|
||||
cli();
|
||||
// Init IO
|
||||
io_init();
|
||||
unsigned char i;
|
||||
|
||||
// Wait a bit to settle down
|
||||
_delay_ms(1000);
|
||||
|
||||
// Init Uart
|
||||
uart_init();
|
||||
uart_set_recv_handler(uart_handler);
|
||||
|
||||
// Init Timer
|
||||
setup_ports();
|
||||
timer_init();
|
||||
uart_init();
|
||||
|
||||
update_state(RED);
|
||||
reset_timeout();
|
||||
|
||||
// Init external interrupts
|
||||
extint_init();
|
||||
|
||||
// Enable all interrupts
|
||||
sei();
|
||||
|
||||
for(;;) {
|
||||
if (state == LOCKED) {
|
||||
bolzen_on();
|
||||
status_off();
|
||||
schnapper = false;
|
||||
|
||||
// Check if someone used the emergency unlock
|
||||
if (is_emergency_unlock()) {
|
||||
|
||||
// If so, wait 200ms and double check
|
||||
_delay_ms(200);
|
||||
if (is_emergency_unlock()) {
|
||||
uart_putc(DOOR_EMERGENCY_UNLOCK);
|
||||
cli();
|
||||
|
||||
bolzen_off();
|
||||
schnapper_on();
|
||||
|
||||
_delay_ms(3000);
|
||||
|
||||
schnapper_off();
|
||||
bolzen_on();
|
||||
|
||||
sei();
|
||||
}
|
||||
}
|
||||
} else if (state == UNLOCKED) {
|
||||
bolzen_off();
|
||||
status_on();
|
||||
if (schnapper == true) {
|
||||
schnapper = false;
|
||||
schnapper_on();
|
||||
_delay_ms(2000);
|
||||
schnapper_off();
|
||||
}
|
||||
for (;;) {
|
||||
i = get_keys();
|
||||
if (i & GREEN) {
|
||||
uart_putc('G');
|
||||
update_state(GREEN);
|
||||
} else if (i & YELLOW) {
|
||||
uart_putc('Y');
|
||||
update_state(YELLOW);
|
||||
} else if (i & RED) {
|
||||
uart_putc('R');
|
||||
update_state(RED);
|
||||
}
|
||||
while (get_keys())
|
||||
reset_timeout();
|
||||
set_leds();
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -1,27 +1,32 @@
|
||||
/*
|
||||
* doorlock-avr, AVR code of Binary Kitchen's doorlock
|
||||
*
|
||||
* Copyright (c) Binary Kitchen, 2018
|
||||
*
|
||||
* Authors:
|
||||
* Ralf Ramsauer <ralf@binary-kitchen.de>
|
||||
*
|
||||
* This work is licensed under the terms of the GNU GPL, version 2. See
|
||||
* the COPYING file in the top-level directory.
|
||||
*/
|
||||
|
||||
#include <stddef.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <avr/io.h>
|
||||
|
||||
#include "uart.h"
|
||||
|
||||
#define UBRR_VAL ((F_CPU+BAUD*8)/(BAUD*16)-1)
|
||||
#define BAUD_REAL (F_CPU/(16*(UBRR_VAL+1)))
|
||||
#define BAUD_ERROR ((BAUD_REAL*1000)/BAUD)
|
||||
|
||||
#if ((BAUD_ERROR<990) || (BAUD_ERROR>1010))
|
||||
#define UBRR_VAL ((F_OSC+UART_BAUD*8)/(UART_BAUD*16)-1)
|
||||
#define BAUD_REAL (F_OSC/(16*(UBRR_VAL+1)))
|
||||
#define BAUD_ERROR ((BAUD_REAL*1000)/UART_BAUD)
|
||||
|
||||
#if ((BAUD_ERROR<985) || (BAUD_ERROR>1010))
|
||||
#warn BAUD_ERROR
|
||||
#error Choose another crystal. Baud error too high.
|
||||
#endif
|
||||
|
||||
static void (*recv_handler)(unsigned char c) = NULL;
|
||||
|
||||
ISR(USART_RX_vect)
|
||||
{
|
||||
cli();
|
||||
if(recv_handler)
|
||||
recv_handler(UDR);
|
||||
sei();
|
||||
}
|
||||
|
||||
void uart_init()
|
||||
{
|
||||
// Enable receive and transmit
|
||||
@ -31,7 +36,7 @@ void uart_init()
|
||||
UCSRC = (1<<UCSZ1)|(1<<UCSZ0);
|
||||
|
||||
UBRRH = UBRR_VAL >> 8;
|
||||
UBRRL = UBRR_VAL & 0xFF;
|
||||
UBRRL = UBRR_VAL & 0xFF;
|
||||
}
|
||||
|
||||
void uart_set_recv_handler(void (*handler)(unsigned char c))
|
||||
|
||||
@ -1,7 +1,14 @@
|
||||
#ifndef UART_H
|
||||
#define UART_H
|
||||
|
||||
#define BAUD 9600UL
|
||||
/*
|
||||
* doorlock-avr, AVR code of Binary Kitchen's doorlock
|
||||
*
|
||||
* Copyright (c) Binary Kitchen, 2018
|
||||
*
|
||||
* Authors:
|
||||
* Ralf Ramsauer <ralf@binary-kitchen.de>
|
||||
*
|
||||
* This work is licensed under the terms of the GNU GPL, version 2. See
|
||||
* the COPYING file in the top-level directory.
|
||||
*/
|
||||
|
||||
void uart_set_recv_handler(void (*handler)(unsigned char c));
|
||||
|
||||
@ -9,5 +16,3 @@ void uart_init(void);
|
||||
|
||||
void uart_putc(const char c);
|
||||
void uart_puts(const char* str);
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user