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Code Issues Releases Activity

Bootloader, copy from revo, not functional

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This commit is contained in:
Sambas 2012-02-18 22:35:13 +02:00
parent 4dd91d08c2
commit ebd2ae7e59
15 changed files with 1824 additions and 7 deletions
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3
Makefile
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@ -525,12 +525,13 @@ all_$(1)_clean: $$(addsuffix _clean, $$(filter bu_$(1), $$(BU_TARGETS)))
all_$(1)_clean: $$(addsuffix _clean, $$(filter ef_$(1), $$(EF_TARGETS)))
endef
ALL_BOARDS := coptercontrol pipxtreme revolution
ALL_BOARDS := coptercontrol pipxtreme revolution osd
# Friendly names of each board (used to find source tree)
coptercontrol_friendly := CopterControl
pipxtreme_friendly := PipXtreme
revolution_friendly := Revolution
osd_friendly := OSD
# Start out assuming that we'll build fw, bl and bu for all boards
FW_BOARDS := $(ALL_BOARDS)

395
flight/Bootloaders/OSD/Makefile Normal file
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@ -0,0 +1,395 @@
#####
# Project: OpenPilot INS_BOOTLOADER
#
#
# Makefile for OpenPilot INS project
#
# The OpenPilot Team, http://www.openpilot.org, Copyright (C) 2009.
#
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#####
WHEREAMI := $(dir $(lastword $(MAKEFILE_LIST)))
TOP := $(realpath $(WHEREAMI)/../../../)
include $(TOP)/make/firmware-defs.mk
include $(TOP)/make/boards/$(BOARD_NAME)/board-info.mk
# Target file name (without extension).
TARGET := bl_$(BOARD_NAME)
# Directory for output files (lst, obj, dep, elf, sym, map, hex, bin etc.)
OUTDIR := $(TOP)/build/$(TARGET)
# Set developer code and compile options
# Set to YES for debugging
DEBUG ?= NO
# Set to YES when using Code Sourcery toolchain
CODE_SOURCERY ?= NO
ifeq ($(CODE_SOURCERY), YES)
REMOVE_CMD = cs-rm
else
REMOVE_CMD = rm
endif
FLASH_TOOL = OPENOCD
# Paths
REVO_BL = ./
REVO_BLINC = $(REVO_BL)/inc
PIOS = ../../PiOS
PIOSINC = $(PIOS)/inc
FLIGHTLIB = ../../Libraries
FLIGHTLIBINC = ../../Libraries/inc
PIOSSTM32F4XX = $(PIOS)/STM32F4xx
PIOSCOMMON = $(PIOS)/Common
PIOSBOARDS = $(PIOS)/Boards
PIOSCOMMONLIB = $(PIOSCOMMON)/Libraries
APPLIBDIR = $(PIOSSTM32F4XX)/Libraries
STMLIBDIR = $(APPLIBDIR)
STMSPDDIR = $(STMLIBDIR)/STM32F4xx_StdPeriph_Driver
STMSPDSRCDIR = $(STMSPDDIR)/src
STMSPDINCDIR = $(STMSPDDIR)/inc
OPDIR = ../OpenPilot
OPUAVOBJ = ../UAVObjects
OPUAVOBJINC = $(OPUAVOBJ)/inc
OPSYSINC = $(OPDIR)/System/inc
BOOT = ../Bootloaders/Revolution
BOOTINC = $(BOOT)/inc
HWDEFSINC = ../../board_hw_defs/$(BOARD_NAME)
OPUAVSYNTHDIR = $(OUTDIR)/../uavobject-synthetics/flight
# List C source files here. (C dependencies are automatically generated.)
# use file-extension c for "c-only"-files
## BOOTLOADER:
SRC += main.c
SRC += pios_board.c
SRC += pios_usb_board_data.c
SRC += bl_fsm.c
## PIOS Hardware (STM32F4xx)
include $(PIOS)/STM32F4xx/library.mk
## Library files
SRC += $(FLIGHTLIB)/fifo_buffer.c
# PIOS Hardware (Common)
#SRC += $(PIOSCOMMON)/pios_com.c
SRC += $(PIOSCOMMON)/pios_board_info.c
SRC += $(PIOSCOMMON)/pios_com_msg.c
SRC += $(PIOSCOMMON)/printf-stdarg.c
SRC += $(PIOSCOMMON)/pios_usb_desc_hid_only.c
# List C source files here which must be compiled in ARM-Mode (no -mthumb).
# use file-extension c for "c-only"-files
## just for testing, timer.c could be compiled in thumb-mode too
SRCARM =
# List C++ source files here.
# use file-extension .cpp for C++-files (not .C)
CPPSRC =
# List C++ source files here which must be compiled in ARM-Mode.
# use file-extension .cpp for C++-files (not .C)
#CPPSRCARM = $(TARGET).cpp
CPPSRCARM =
# List any extra directories to look for include files here.
# Each directory must be seperated by a space.
EXTRAINCDIRS += $(PIOS)
EXTRAINCDIRS += $(PIOSINC)
EXTRAINCDIRS += $(FLIGHTLIBINC)
EXTRAINCDIRS += $(PIOSSTM34FXX)
EXTRAINCDIRS += $(PIOSCOMMON)
EXTRAINCDIRS += $(PIOSBOARDS)
EXTRAINCDIRS += $(STMSPDINCDIR)
EXTRAINCDIRS += $(CMSISDIR)
EXTRAINCDIRS += $(REVO_BLINC)
EXTRAINCDIRS += $(BOOTINC)
EXTRAINCDIRS += $(HWDEFSINC)
# List any extra directories to look for library files here.
# Also add directories where the linker should search for
# includes from linker-script to the list
# Each directory must be seperated by a space.
EXTRA_LIBDIRS =
# Extra Libraries
# Each library-name must be seperated by a space.
# i.e. to link with libxyz.a, libabc.a and libefsl.a:
# EXTRA_LIBS = xyz abc efsl
# for newlib-lpc (file: libnewlibc-lpc.a):
# EXTRA_LIBS = newlib-lpc
EXTRA_LIBS =
# Path to Linker-Scripts
LINKERSCRIPTPATH = $(PIOSSTM32FXX)
# Optimization level, can be [0, 1, 2, 3, s].
# 0 = turn off optimization. s = optimize for size.
# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
ifeq ($(DEBUG),YES)
OPT = 0
else
OPT = s
endif
# Output format. (can be ihex or binary or both)
# binary to create a load-image in raw-binary format i.e. for SAM-BA,
# ihex to create a load-image in Intel hex format
#LOADFORMAT = ihex
#LOADFORMAT = binary
LOADFORMAT = both
# Debugging format.
DEBUGF = dwarf-2
# Place project-specific -D (define) and/or
# -U options for C here.
CDEFS = -DSTM32F10X_$(MODEL)
CDEFS += -DUSE_STDPERIPH_DRIVER
CDEFS += -DUSE_$(BOARD)
# Provide (only) the bootloader with board-specific defines
BLONLY_CDEFS += -DBOARD_TYPE=$(BOARD_TYPE)
BLONLY_CDEFS += -DBOARD_REVISION=$(BOARD_REVISION)
BLONLY_CDEFS += -DHW_TYPE=$(HW_TYPE)
BLONLY_CDEFS += -DBOOTLOADER_VERSION=$(BOOTLOADER_VERSION)
BLONLY_CDEFS += -DFW_BANK_BASE=$(FW_BANK_BASE)
BLONLY_CDEFS += -DFW_BANK_SIZE=$(FW_BANK_SIZE)
BLONLY_CDEFS += -DFW_DESC_SIZE=$(FW_DESC_SIZE)
# Place project-specific -D and/or -U options for
# Assembler with preprocessor here.
#ADEFS = -DUSE_IRQ_ASM_WRAPPER
ADEFS = -D__ASSEMBLY__
# Compiler flag to set the C Standard level.
# c89 - "ANSI" C
# gnu89 - c89 plus GCC extensions
# c99 - ISO C99 standard (not yet fully implemented)
# gnu99 - c99 plus GCC extensions
CSTANDARD = -std=gnu99
#-----
# Compiler flags.
# -g*: generate debugging information
# -O*: optimization level
# -f...: tuning, see GCC manual and avr-libc documentation
# -Wall...: warning level
# -Wa,...: tell GCC to pass this to the assembler.
# -adhlns...: create assembler listing
#
# Flags for C and C++ (arm-elf-gcc/arm-elf-g++)
ifeq ($(DEBUG),YES)
CFLAGS =
endif
# This is not the best place for these. Really should abstract out
# to the board file or something
CFLAGS += -DSTM32F4XX
CFLAGS += -DMEM_SIZE=1024000000
CFLAGS += -g$(DEBUGF)
CFLAGS += -O$(OPT)
ifeq ($(DEBUG),NO)
CFLAGS += -fdata-sections -ffunction-sections
endif
CFLAGS += -mcpu=$(MCU)
CFLAGS += $(CDEFS)
CFLAGS += $(BLONLY_CDEFS)
CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS)) -I.
CFLAGS += -mapcs-frame
CFLAGS += -fomit-frame-pointer
ifeq ($(CODE_SOURCERY), YES)
CFLAGS += -fpromote-loop-indices
endif
CFLAGS += -Wall
#CFLAGS += -Werror
CFLAGS += -Wa,-adhlns=$(addprefix $(OUTDIR)/, $(notdir $(addsuffix .lst, $(basename $<))))
# Compiler flags to generate dependency files:
CFLAGS += -MD -MP -MF $(OUTDIR)/dep/$(@F).d
# flags only for C
#CONLYFLAGS += -Wnested-externs
CONLYFLAGS += $(CSTANDARD)
# Assembler flags.
# -Wa,...: tell GCC to pass this to the assembler.
# -ahlns: create listing
ASFLAGS = -mcpu=$(MCU) -I. -x assembler-with-cpp
ASFLAGS += $(ADEFS)
ASFLAGS += -Wa,-adhlns=$(addprefix $(OUTDIR)/, $(notdir $(addsuffix .lst, $(basename $<))))
ASFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
MATH_LIB = -lm
# Linker flags.
# -Wl,...: tell GCC to pass this to linker.
# -Map: create map file
# --cref: add cross reference to map file
LDFLAGS = -nostartfiles -Wl,-Map=$(OUTDIR)/$(TARGET).map,--cref,--gc-sections
ifeq ($(DEBUG),NO)
LDFLAGS += -Wl,-static
endif
LDFLAGS += $(patsubst %,-L%,$(EXTRA_LIBDIRS))
LDFLAGS += -lc
LDFLAGS += $(patsubst %,-l%,$(EXTRA_LIBS))
LDFLAGS += $(MATH_LIB)
LDFLAGS += -lc -lgcc
#Linker scripts
LDFLAGS += $(addprefix -T,$(LINKER_SCRIPTS_BL))
# Define programs and commands.
REMOVE = $(REMOVE_CMD) -f
# List of all source files.
ALLSRC = $(ASRCARM) $(ASRC) $(SRCARM) $(SRC) $(CPPSRCARM) $(CPPSRC)
# List of all source files without directory and file-extension.
ALLSRCBASE = $(notdir $(basename $(ALLSRC)))
# Define all object files.
ALLOBJ = $(addprefix $(OUTDIR)/, $(addsuffix .o, $(ALLSRCBASE)))
# Define all listing files (used for make clean).
LSTFILES = $(addprefix $(OUTDIR)/, $(addsuffix .lst, $(ALLSRCBASE)))
# Define all depedency-files (used for make clean).
DEPFILES = $(addprefix $(OUTDIR)/dep/, $(addsuffix .o.d, $(ALLSRCBASE)))
# Default target.
all: build
ifeq ($(LOADFORMAT),ihex)
build: elf hex sym
else
ifeq ($(LOADFORMAT),binary)
build: elf bin sym
else
ifeq ($(LOADFORMAT),both)
build: elf hex bin sym
else
$(error "$(MSG_FORMATERROR) $(FORMAT)")
endif
endif
endif
# Link: create ELF output file from object files.
$(eval $(call LINK_TEMPLATE, $(OUTDIR)/$(TARGET).elf, $(ALLOBJ)))
# Assemble: create object files from assembler source files.
$(foreach src, $(ASRC), $(eval $(call ASSEMBLE_TEMPLATE, $(src))))
# Assemble: create object files from assembler source files. ARM-only
$(foreach src, $(ASRCARM), $(eval $(call ASSEMBLE_ARM_TEMPLATE, $(src))))
# Compile: create object files from C source files.
$(foreach src, $(SRC), $(eval $(call COMPILE_C_TEMPLATE, $(src))))
# Compile: create object files from C source files. ARM-only
$(foreach src, $(SRCARM), $(eval $(call COMPILE_C_ARM_TEMPLATE, $(src))))
# Compile: create object files from C++ source files.
$(foreach src, $(CPPSRC), $(eval $(call COMPILE_CPP_TEMPLATE, $(src))))
# Compile: create object files from C++ source files. ARM-only
$(foreach src, $(CPPSRCARM), $(eval $(call COMPILE_CPP_ARM_TEMPLATE, $(src))))
# Compile: create assembler files from C source files. ARM/Thumb
$(eval $(call PARTIAL_COMPILE_TEMPLATE, SRC))
# Compile: create assembler files from C source files. ARM only
$(eval $(call PARTIAL_COMPILE_ARM_TEMPLATE, SRCARM))
$(OUTDIR)/$(TARGET).bin.o: $(OUTDIR)/$(TARGET).bin
$(eval $(call OPFW_TEMPLATE,$(OUTDIR)/$(TARGET).bin,$(BOARD_TYPE),$(BOARD_REVISION)))
# Add jtag targets (program and wipe)
$(eval $(call JTAG_TEMPLATE,$(OUTDIR)/$(TARGET).bin,$(BL_BANK_BASE),$(BL_BANK_SIZE),$(OPENOCD_CONFIG)))
.PHONY: elf lss sym hex bin bino
elf: $(OUTDIR)/$(TARGET).elf
lss: $(OUTDIR)/$(TARGET).lss
sym: $(OUTDIR)/$(TARGET).sym
hex: $(OUTDIR)/$(TARGET).hex
bin: $(OUTDIR)/$(TARGET).bin
bino: $(OUTDIR)/$(TARGET).bin.o
# Display sizes of sections.
$(eval $(call SIZE_TEMPLATE, $(OUTDIR)/$(TARGET).elf))
# Generate Doxygen documents
docs:
doxygen $(DOXYGENDIR)/doxygen.cfg
# Install: install binary file with prefix/suffix into install directory
install: $(OUTDIR)/$(TARGET).bin
ifneq ($(INSTALL_DIR),)
@echo $(MSG_INSTALLING) $(call toprel, $<)
$(V1) mkdir -p $(INSTALL_DIR)
$(V1) $(INSTALL) $< $(INSTALL_DIR)/$(INSTALL_PFX)$(TARGET)$(INSTALL_SFX).bin
else
$(error INSTALL_DIR must be specified for $@)
endif
# Target: clean project.
clean: clean_list
clean_list :
@echo $(MSG_CLEANING)
$(V1) $(REMOVE) $(OUTDIR)/$(TARGET).map
$(V1) $(REMOVE) $(OUTDIR)/$(TARGET).elf
$(V1) $(REMOVE) $(OUTDIR)/$(TARGET).hex
$(V1) $(REMOVE) $(OUTDIR)/$(TARGET).bin
$(V1) $(REMOVE) $(OUTDIR)/$(TARGET).sym
$(V1) $(REMOVE) $(OUTDIR)/$(TARGET).lss
$(V1) $(REMOVE) $(OUTDIR)/$(TARGET).bin.o
$(V1) $(REMOVE) $(ALLOBJ)
$(V1) $(REMOVE) $(LSTFILES)
$(V1) $(REMOVE) $(DEPFILES)
$(V1) $(REMOVE) $(SRC:.c=.s)
$(V1) $(REMOVE) $(SRCARM:.c=.s)
$(V1) $(REMOVE) $(CPPSRC:.cpp=.s)
$(V1) $(REMOVE) $(CPPSRCARM:.cpp=.s)
# Create output files directory
# all known MS Windows OS define the ComSpec environment variable
ifdef ComSpec
$(shell md $(subst /,\\,$(OUTDIR)) 2>NUL)
else
$(shell mkdir -p $(OUTDIR) 2>/dev/null)
endif
# Include the dependency files.
ifdef ComSpec
-include $(shell md $(subst /,\\,$(OUTDIR))\dep 2>NUL) $(wildcard $(OUTDIR)/dep/*)
else
-include $(shell mkdir -p $(OUTDIR) 2>/dev/null) $(shell mkdir $(OUTDIR)/dep 2>/dev/null) $(wildcard $(OUTDIR)/dep/*)
endif
# Listing of phony targets.
.PHONY : all build clean clean_list install

591
flight/Bootloaders/OSD/bl_fsm.c Normal file
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@ -0,0 +1,591 @@
#include <stdint.h> /* uint*_t */
#include <stddef.h> /* NULL */
#include "bl_fsm.h"
#include "pios_opahrs_proto.h"
#include "pios.h"
struct lfsm_context {
enum lfsm_state curr_state;
enum opahrs_msg_link_state link_state;
enum opahrs_msg_type user_payload_type;
uint32_t user_payload_len;
uint32_t errors;
uint8_t * rx;
uint8_t * tx;
uint8_t * link_rx;
uint8_t * link_tx;
uint8_t * user_rx;
uint8_t * user_tx;
struct lfsm_link_stats stats;
};
static struct lfsm_context context = { 0 };
static void lfsm_update_link_tx(struct lfsm_context * context);
static void lfsm_init_rx(struct lfsm_context * context);
static uint32_t PIOS_SPI_OP;
void lfsm_attach(uint32_t spi_id) {
PIOS_SPI_OP = spi_id;
}
/*
*
* Link Finite State Machine
*
*/
struct lfsm_transition {
void (*entry_fn)(struct lfsm_context * context);
enum lfsm_state next_state[LFSM_EVENT_NUM_EVENTS];
};
static void go_faulted(struct lfsm_context * context);
static void go_stopped(struct lfsm_context * context);
static void go_stopping(struct lfsm_context * context);
static void go_inactive(struct lfsm_context * context);
static void go_user_busy(struct lfsm_context * context);
static void go_user_busy_rx_pending(struct lfsm_context * context);
static void go_user_busy_tx_pending(struct lfsm_context * context);
static void go_user_busy_rxtx_pending(struct lfsm_context * context);
static void go_user_rx_pending(struct lfsm_context * context);
static void go_user_tx_pending(struct lfsm_context * context);
static void go_user_rxtx_pending(struct lfsm_context * context);
static void go_user_rx_active(struct lfsm_context * context);
static void go_user_tx_active(struct lfsm_context * context);
static void go_user_rxtx_active(struct lfsm_context * context);
const static struct lfsm_transition lfsm_transitions[LFSM_STATE_NUM_STATES] = {
[LFSM_STATE_FAULTED] = {
.entry_fn = go_faulted,
}, [LFSM_STATE_STOPPED] = {
.entry_fn = go_stopped,
.next_state = {
[LFSM_EVENT_INIT_LINK] = LFSM_STATE_INACTIVE,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_STOPPED,
},
}, [LFSM_STATE_STOPPING] = {
.entry_fn = go_stopping,
.next_state = {
[LFSM_EVENT_RX_LINK] = LFSM_STATE_STOPPED,
[LFSM_EVENT_RX_USER] = LFSM_STATE_STOPPED,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_STOPPED,
},
}, [LFSM_STATE_INACTIVE] = {
.entry_fn = go_inactive,
.next_state = {
[LFSM_EVENT_STOP] = LFSM_STATE_STOPPING,
[LFSM_EVENT_USER_SET_RX] = LFSM_STATE_USER_BUSY_RX_PENDING,
[LFSM_EVENT_USER_SET_TX] = LFSM_STATE_USER_BUSY_TX_PENDING,
[LFSM_EVENT_RX_LINK] = LFSM_STATE_INACTIVE,
[LFSM_EVENT_RX_USER] = LFSM_STATE_INACTIVE,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_INACTIVE,
},
}, [LFSM_STATE_USER_BUSY] = {
.entry_fn = go_user_busy,
.next_state = {
[LFSM_EVENT_STOP] = LFSM_STATE_STOPPING,
[LFSM_EVENT_USER_SET_RX] = LFSM_STATE_USER_BUSY_RX_PENDING,
[LFSM_EVENT_USER_SET_TX] = LFSM_STATE_USER_BUSY_TX_PENDING,
[LFSM_EVENT_USER_DONE] = LFSM_STATE_INACTIVE,
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_BUSY,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_BUSY,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_BUSY,
},
}, [LFSM_STATE_USER_BUSY_RX_PENDING] = {
.entry_fn = go_user_busy_rx_pending,
.next_state = {
[LFSM_EVENT_USER_SET_TX] = LFSM_STATE_USER_BUSY_RXTX_PENDING,
[LFSM_EVENT_USER_DONE] = LFSM_STATE_USER_RX_PENDING,
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_BUSY_RX_PENDING,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_BUSY_RX_PENDING,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_BUSY_RX_PENDING,
},
}, [LFSM_STATE_USER_BUSY_TX_PENDING] = {
.entry_fn = go_user_busy_tx_pending,
.next_state = {
[LFSM_EVENT_USER_SET_RX] = LFSM_STATE_USER_BUSY_RXTX_PENDING,
[LFSM_EVENT_USER_DONE] = LFSM_STATE_USER_TX_PENDING,
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_BUSY_TX_PENDING,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_BUSY_TX_PENDING,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_BUSY_TX_PENDING,
},
}, [LFSM_STATE_USER_BUSY_RXTX_PENDING] = {
.entry_fn = go_user_busy_rxtx_pending,
.next_state = {
[LFSM_EVENT_USER_DONE] = LFSM_STATE_USER_RXTX_PENDING,
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_BUSY_RXTX_PENDING,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_BUSY_RXTX_PENDING,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_BUSY_RXTX_PENDING,
},
}, [LFSM_STATE_USER_RX_PENDING] = {
.entry_fn = go_user_rx_pending,
.next_state = {
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_RX_ACTIVE,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_RX_ACTIVE,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_RX_ACTIVE,
},
}, [LFSM_STATE_USER_TX_PENDING] = {
.entry_fn = go_user_tx_pending,
.next_state = {
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_TX_ACTIVE,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_TX_ACTIVE,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_TX_ACTIVE,
},
}, [LFSM_STATE_USER_RXTX_PENDING] = {
.entry_fn = go_user_rxtx_pending,
.next_state = {
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_RXTX_ACTIVE,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_RXTX_ACTIVE,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_RXTX_ACTIVE,
},
}, [LFSM_STATE_USER_RX_ACTIVE] = {
.entry_fn = go_user_rx_active,
.next_state = {
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_RX_ACTIVE,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_BUSY,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_RX_ACTIVE,
},
}, [LFSM_STATE_USER_TX_ACTIVE] = {
.entry_fn = go_user_tx_active,
.next_state = {
[LFSM_EVENT_RX_LINK] = LFSM_STATE_INACTIVE,
[LFSM_EVENT_RX_USER] = LFSM_STATE_INACTIVE,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_INACTIVE,
},
}, [LFSM_STATE_USER_RXTX_ACTIVE] = {
.entry_fn = go_user_rxtx_active,
.next_state = {
[LFSM_EVENT_RX_LINK] = LFSM_STATE_USER_RX_ACTIVE,
[LFSM_EVENT_RX_USER] = LFSM_STATE_USER_BUSY,
[LFSM_EVENT_RX_UNKNOWN] = LFSM_STATE_USER_RX_ACTIVE,
},
}, };
/*
* FSM State Entry Functions
*/
static void go_faulted(struct lfsm_context * context) {
PIOS_DEBUG_Assert(0);
}
static void go_stopped(struct lfsm_context * context) {
#if 0
PIOS_SPI_Stop(PIOS_SPI_OP);
#endif
}
static void go_stopping(struct lfsm_context * context) {
context->link_tx = NULL;
context->tx = NULL;
}
static void go_inactive(struct lfsm_context * context) {
context->link_state = OPAHRS_MSG_LINK_STATE_INACTIVE;
lfsm_update_link_tx(context);
context->user_rx = NULL;
context->user_tx = NULL;
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_busy(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_rx);
context->user_rx = NULL;
context->user_tx = NULL;
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
lfsm_update_link_tx(context);
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_busy_rx_pending(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_rx);
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
lfsm_update_link_tx(context);
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_busy_tx_pending(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_tx);
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
lfsm_update_link_tx(context);
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_busy_rxtx_pending(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_rx); PIOS_DEBUG_Assert(context->user_tx);
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
lfsm_update_link_tx(context);
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_rx_pending(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_rx);
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
lfsm_update_link_tx(context);
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_tx_pending(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_tx);
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
lfsm_update_link_tx(context);
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_rxtx_pending(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_rx); PIOS_DEBUG_Assert(context->user_tx);
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
lfsm_update_link_tx(context);
context->rx = context->link_rx;
context->tx = context->link_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_rx_active(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_rx);
context->rx = context->user_rx;
context->tx = context->link_tx;
context->link_state = OPAHRS_MSG_LINK_STATE_READY;
lfsm_update_link_tx(context);
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_tx_active(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_tx);
context->link_state = OPAHRS_MSG_LINK_STATE_BUSY;
context->rx = context->link_rx;
context->tx = context->user_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
static void go_user_rxtx_active(struct lfsm_context * context) {
/* Sanity checks */
PIOS_DEBUG_Assert(context->user_rx); PIOS_DEBUG_Assert(context->user_tx);
context->link_state = OPAHRS_MSG_LINK_STATE_READY;
context->rx = context->user_rx;
context->tx = context->user_tx;
lfsm_init_rx(context);
PIOS_SPI_TransferBlock(PIOS_SPI_OP, context->tx, context->rx,
context->user_payload_len, lfsm_irq_callback);
}
/*
*
* Misc Helper Functions
*
*/
static void lfsm_update_link_tx_v0(struct opahrs_msg_v0 * msg,
enum opahrs_msg_link_state state, uint16_t errors) {
opahrs_msg_v0_init_link_tx(msg, OPAHRS_MSG_LINK_TAG_NOP);
msg->payload.link.state = state;
msg->payload.link.errors = errors;
}
static void lfsm_update_link_tx_v1(struct opahrs_msg_v1 * msg,
enum opahrs_msg_link_state state, uint16_t errors) {
opahrs_msg_v1_init_link_tx(msg, OPAHRS_MSG_LINK_TAG_NOP);
msg->payload.link.state = state;
msg->payload.link.errors = errors;
}
static void lfsm_update_link_tx(struct lfsm_context * context) {
PIOS_DEBUG_Assert(context->link_tx);
switch (context->user_payload_type) {
case OPAHRS_MSG_TYPE_USER_V0:
lfsm_update_link_tx_v0((struct opahrs_msg_v0 *) context->link_tx,
context->link_state, context->errors);
break;
case OPAHRS_MSG_TYPE_USER_V1:
lfsm_update_link_tx_v1((struct opahrs_msg_v1 *) context->link_tx,
context->link_state, context->errors);
break;
case OPAHRS_MSG_TYPE_LINK:
PIOS_DEBUG_Assert(0);
}
}
static void lfsm_init_rx(struct lfsm_context * context) {
PIOS_DEBUG_Assert(context->rx);
switch (context->user_payload_type) {
case OPAHRS_MSG_TYPE_USER_V0:
opahrs_msg_v0_init_rx((struct opahrs_msg_v0 *) context->rx);
break;
case OPAHRS_MSG_TYPE_USER_V1:
opahrs_msg_v1_init_rx((struct opahrs_msg_v1 *) context->rx);
break;
case OPAHRS_MSG_TYPE_LINK:
PIOS_DEBUG_Assert(0);
}
}
/*
*
* External API
*
*/
void lfsm_inject_event(enum lfsm_event event) {
PIOS_IRQ_Disable();
/*
* Move to the next state
*
* This is done prior to calling the new state's entry function to
* guarantee that the entry function never depends on the previous
* state. This way, it cannot ever know what the previous state was.
*/
context.curr_state = lfsm_transitions[context.curr_state].next_state[event];
/* Call the entry function (if any) for the next state. */
if (lfsm_transitions[context.curr_state].entry_fn) {
lfsm_transitions[context.curr_state].entry_fn(&context);
}
PIOS_IRQ_Enable();
}
void lfsm_init(void) {
context.curr_state = LFSM_STATE_STOPPED;
go_stopped(&context);
}
void lfsm_set_link_proto_v0(struct opahrs_msg_v0 * link_tx,
struct opahrs_msg_v0 * link_rx) {
PIOS_DEBUG_Assert(link_tx);
context.link_tx = (uint8_t *) link_tx;
context.link_rx = (uint8_t *) link_rx;
context.user_payload_type = OPAHRS_MSG_TYPE_USER_V0;
context.user_payload_len = sizeof(*link_tx);
lfsm_update_link_tx_v0(link_tx, context.link_state, context.errors);
lfsm_inject_event(LFSM_EVENT_INIT_LINK);
}
void lfsm_set_link_proto_v1(struct opahrs_msg_v1 * link_tx,
struct opahrs_msg_v1 * link_rx) {
PIOS_DEBUG_Assert(link_tx);
context.link_tx = (uint8_t *) link_tx;
context.link_rx = (uint8_t *) link_rx;
context.user_payload_type = OPAHRS_MSG_TYPE_USER_V1;
context.user_payload_len = sizeof(*link_tx);
lfsm_update_link_tx_v1(link_tx, context.link_state, context.errors);
lfsm_inject_event(LFSM_EVENT_INIT_LINK);
}
void lfsm_user_set_tx_v0(struct opahrs_msg_v0 * user_tx) {
PIOS_DEBUG_Assert(user_tx);
PIOS_DEBUG_Assert(context.user_payload_type == OPAHRS_MSG_TYPE_USER_V0);
context.user_tx = (uint8_t *) user_tx;
lfsm_inject_event(LFSM_EVENT_USER_SET_TX);
}
void lfsm_user_set_rx_v0(struct opahrs_msg_v0 * user_rx) {
PIOS_DEBUG_Assert(user_rx); PIOS_DEBUG_Assert(context.user_payload_type == OPAHRS_MSG_TYPE_USER_V0);
context.user_rx = (uint8_t *) user_rx;
lfsm_inject_event(LFSM_EVENT_USER_SET_RX);
}
void lfsm_user_set_tx_v1(struct opahrs_msg_v1 * user_tx) {
PIOS_DEBUG_Assert(user_tx); PIOS_DEBUG_Assert(context.user_payload_type == OPAHRS_MSG_TYPE_USER_V1);
context.user_tx = (uint8_t *) user_tx;
lfsm_inject_event(LFSM_EVENT_USER_SET_TX);
}
void lfsm_user_set_rx_v1(struct opahrs_msg_v1 * user_rx) {
PIOS_DEBUG_Assert(user_rx); PIOS_DEBUG_Assert(context.user_payload_type == OPAHRS_MSG_TYPE_USER_V1);
context.user_rx = (uint8_t *) user_rx;
lfsm_inject_event(LFSM_EVENT_USER_SET_RX);
}
void lfsm_user_done(void) {
lfsm_inject_event(LFSM_EVENT_USER_DONE);
}
void lfsm_stop(void) {
lfsm_inject_event(LFSM_EVENT_STOP);
}
void lfsm_get_link_stats(struct lfsm_link_stats * stats) {
PIOS_DEBUG_Assert(stats);
*stats = context.stats;
}
enum lfsm_state lfsm_get_state(void) {
return context.curr_state;
}
/*
*
* ISR Callback
*
*/
void lfsm_irq_callback(uint8_t crc_ok, uint8_t crc_val) {
if (!crc_ok) {
context.stats.rx_badcrc++;
lfsm_inject_event(LFSM_EVENT_RX_UNKNOWN);
return;
}
if (!context.rx) {
/* No way to know what we just received, assume invalid */
lfsm_inject_event(LFSM_EVENT_RX_UNKNOWN);
return;
}
/* Recover the head and tail pointers from the message */
struct opahrs_msg_link_head * head = 0;
struct opahrs_msg_link_tail * tail = 0;
switch (context.user_payload_type) {
case OPAHRS_MSG_TYPE_USER_V0:
head = &((struct opahrs_msg_v0 *) context.rx)->head;
tail = &((struct opahrs_msg_v0 *) context.rx)->tail;
break;
case OPAHRS_MSG_TYPE_USER_V1:
head = &((struct opahrs_msg_v1 *) context.rx)->head;
tail = &((struct opahrs_msg_v1 *) context.rx)->tail;
break;
case OPAHRS_MSG_TYPE_LINK:
/* Should never be rx'ing before the link protocol version is known */
PIOS_DEBUG_Assert(0);
break;
}
/* Check for bad magic */
if ((head->magic != OPAHRS_MSG_MAGIC_HEAD) || (tail->magic
!= OPAHRS_MSG_MAGIC_TAIL)) {
if (head->magic != OPAHRS_MSG_MAGIC_HEAD) {
context.stats.rx_badmagic_head++;
}
if (tail->magic != OPAHRS_MSG_MAGIC_TAIL) {
context.stats.rx_badmagic_tail++;
}
lfsm_inject_event(LFSM_EVENT_RX_UNKNOWN);
return;
}
/* Good magic, find out what type of payload we've got */
switch (head->type) {
case OPAHRS_MSG_TYPE_LINK:
context.stats.rx_link++;
lfsm_inject_event(LFSM_EVENT_RX_LINK);
break;
case OPAHRS_MSG_TYPE_USER_V0:
case OPAHRS_MSG_TYPE_USER_V1:
if (head->type == context.user_payload_type) {
context.stats.rx_user++;
lfsm_inject_event(LFSM_EVENT_RX_USER);
} else {
/* Mismatched user payload type */
context.stats.rx_badver++;
lfsm_inject_event(LFSM_EVENT_RX_UNKNOWN);
}
break;
default:
/* Unidentifiable payload type */
context.stats.rx_badtype++;
lfsm_inject_event(LFSM_EVENT_RX_UNKNOWN);
}
}

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/**
******************************************************************************
*
* @file ahrs_fsm.h
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef BL_FSM_H
#define BL_FSM_H
#include "pios_opahrs_proto.h"
enum lfsm_state {
LFSM_STATE_FAULTED = 0, /* Must be zero so undefined transitions land here */
LFSM_STATE_STOPPED,
LFSM_STATE_STOPPING,
LFSM_STATE_INACTIVE,
LFSM_STATE_USER_BUSY,
LFSM_STATE_USER_BUSY_RX_PENDING,
LFSM_STATE_USER_BUSY_TX_PENDING,
LFSM_STATE_USER_BUSY_RXTX_PENDING,
LFSM_STATE_USER_RX_PENDING,
LFSM_STATE_USER_TX_PENDING,
LFSM_STATE_USER_RXTX_PENDING,
LFSM_STATE_USER_RX_ACTIVE,
LFSM_STATE_USER_TX_ACTIVE,
LFSM_STATE_USER_RXTX_ACTIVE,
LFSM_STATE_NUM_STATES
/* Must be last */
};
enum lfsm_event {
LFSM_EVENT_INIT_LINK,
LFSM_EVENT_STOP,
LFSM_EVENT_USER_SET_RX,
LFSM_EVENT_USER_SET_TX,
LFSM_EVENT_USER_DONE,
LFSM_EVENT_RX_LINK,
LFSM_EVENT_RX_USER,
LFSM_EVENT_RX_UNKNOWN,
LFSM_EVENT_NUM_EVENTS
/* Must be last */
};
struct lfsm_link_stats {
uint32_t rx_badcrc;
uint32_t rx_badmagic_head;
uint32_t rx_badmagic_tail;
uint32_t rx_link;
uint32_t rx_user;
uint32_t tx_user;
uint32_t rx_badtype;
uint32_t rx_badver;
};
extern void lfsm_attach(uint32_t spi_id);
extern void lfsm_init(void);
extern void lfsm_inject_event(enum lfsm_event event);
extern void lfsm_irq_callback(uint8_t crc_ok, uint8_t crc_val);
extern void lfsm_get_link_stats(struct lfsm_link_stats * stats);
extern enum lfsm_state lfsm_get_state(void);
extern void lfsm_set_link_proto_v0(struct opahrs_msg_v0 * link_tx,
struct opahrs_msg_v0 * link_rx);
extern void lfsm_user_set_rx_v0(struct opahrs_msg_v0 * user_rx);
extern void lfsm_user_set_tx_v0(struct opahrs_msg_v0 * user_tx);
extern void lfsm_set_link_proto_v1(struct opahrs_msg_v1 * link_tx,
struct opahrs_msg_v1 * link_rx);
extern void lfsm_user_set_rx_v1(struct opahrs_msg_v1 * user_rx);
extern void lfsm_user_set_tx_v1(struct opahrs_msg_v1 * user_tx);
extern void lfsm_user_done(void);
#endif /* BL_FSM_H */

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/**
******************************************************************************
*
* @file ahrs_bl.h
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief Main AHRS_BL header.
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef INS_BL_H
#define INS_BL_H
/* PIOS Includes */
#include <pios.h>
/** Start programming
returns: true if FLASH erased and ready to program
*/
bool StartProgramming(void);
/** Write a block to FLASH
buffer contains the data to be written
returns: true if FLASH programmed correctly
*/
bool WriteData(uint32_t offset, uint8_t *buffer, uint32_t size);
/** Read a block from FLASH
returns: true if FLASH read correctly.
Buffer is set to the read data
*/
bool ReadData(uint32_t offset, uint8_t *buffer, uint32_t size);
#endif /* AHRS_BL_H */

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/**
******************************************************************************
*
* @file pios_config.h
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief PiOS configuration header.
* - Central compile time config for the project.
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef PIOS_CONFIG_H
#define PIOS_CONFIG_H
/* Enable/Disable PiOS Modules */
#define PIOS_INCLUDE_DELAY
#define PIOS_INCLUDE_IRQ
#define PIOS_INCLUDE_LED
#define PIOS_INCLUDE_SPI
#define PIOS_INCLUDE_SYS
#define PIOS_INCLUDE_IAP
#define PIOS_INCLUDE_USB
#define PIOS_INCLUDE_USB_HID
#define PIOS_INCLUDE_COM_MSG
//#define PIOS_INCLUDE_BL_HELPER
//#define PIOS_INCLUDE_BL_HELPER_WRITE_SUPPORT
#endif /* PIOS_CONFIG_H */

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/**
******************************************************************************
* @addtogroup PIOS PIOS Core hardware abstraction layer
* @{
* @addtogroup PIOS_USB_BOARD Board specific USB definitions
* @brief Board specific USB definitions
* @{
*
* @file pios_usb_board_data.h
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief Board specific USB definitions
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef PIOS_USB_BOARD_DATA_H
#define PIOS_USB_BOARD_DATA_H
#define PIOS_USB_BOARD_HID_DATA_LENGTH 64
#define PIOS_USB_BOARD_EP_NUM 2
#include "pios_usb_defs.h" /* struct usb_* */
#define PIOS_USB_BOARD_PRODUCT_ID USB_PRODUCT_ID_OSD
#define PIOS_USB_BOARD_DEVICE_VER USB_OP_DEVICE_VER(USB_OP_BOARD_ID_OSD, USB_OP_BOARD_MODE_BL)
/*
* The bootloader uses a simplified report structure
* BL: <REPORT_ID><DATA>...<DATA>
* FW: <REPORT_ID><LENGTH><DATA>...<DATA>
* This define changes the behaviour in pios_usb_hid.c
*/
#define PIOS_USB_BOARD_BL_HID_HAS_NO_LENGTH_BYTE
#endif /* PIOS_USB_BOARD_DATA_H */

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/**
******************************************************************************
* @addtogroup AHRS BOOTLOADER
* @brief The AHRS Modules perform
*
* @{
* @addtogroup AHRS_BOOTLOADER_Main
* @brief Main function which does the hardware dependent stuff
* @{
*
*
* @file main.c
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* OpenPilot Includes */
#include "osd_bl.h"
#include <pios_board_info.h>
#include "bl_fsm.h" /* lfsm_state */
//#include "stm32f2xx_flash.h"
extern void PIOS_Board_Init(void);
#define NSS_HOLD_STATE ((GPIOB->IDR & GPIO_Pin_12) ? 0 : 1)
enum bootloader_status boot_status;
/* Private typedef -----------------------------------------------------------*/
typedef void
(*pFunction)(void);
pFunction Jump_To_Application;
uint32_t JumpAddress;
/* Function Prototypes */
//void
//process_spi_request(void);
void
jump_to_app();
uint32_t Fw_crc;
/**
* @brief Bootloader Main function
*/
int main() {
/* Brings up System using CMSIS functions, enables the LEDs. */
PIOS_SYS_Init();
PIOS_Board_Init();
jump_to_app();
return 0;
}
void jump_to_app() {
const struct pios_board_info * bdinfo = &pios_board_info_blob;
PIOS_LED_On(PIOS_LED_HEARTBEAT);
if (((*(__IO uint32_t*) bdinfo->fw_base) & 0x2FFE0000) == 0x20000000) { /* Jump to user application */
FLASH_Lock();
RCC_APB2PeriphResetCmd(0xffffffff, ENABLE);
RCC_APB1PeriphResetCmd(0xffffffff, ENABLE);
RCC_APB2PeriphResetCmd(0xffffffff, DISABLE);
RCC_APB1PeriphResetCmd(0xffffffff, DISABLE);
//_SetCNTR(0); // clear interrupt mask
//_SetISTR(0); // clear all requests
JumpAddress = *(__IO uint32_t*) (bdinfo->fw_base + 4);
Jump_To_Application = (pFunction) JumpAddress;
/* Initialize user application's Stack Pointer */
__set_MSP(*(__IO uint32_t*) bdinfo->fw_base);
Jump_To_Application();
} else {
boot_status = jump_failed;
return;
}
}

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/**
******************************************************************************
*
* @file pios_board.c
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief Defines board specific static initializers for hardware for the AHRS board.
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "board_hw_defs.c"
#include <pios_board_info.h>
#include <pios.h>
uint32_t pios_com_telem_usb_id;
static bool board_init_complete = false;
void PIOS_Board_Init() {
if (board_init_complete) {
return;
}
/* Delay system */
PIOS_DELAY_Init();
PIOS_LED_Init(&pios_led_cfg);
#if 0 && defined(PIOS_INCLUDE_USB)
/* Initialize board specific USB data */
PIOS_USB_BOARD_DATA_Init();
/* Activate the HID-only USB configuration */
PIOS_USB_DESC_HID_ONLY_Init();
uint32_t pios_usb_id;
PIOS_USB_Init(&pios_usb_id, &pios_usb_main_cfg);
#if defined(PIOS_INCLUDE_USB_HID) && defined(PIOS_INCLUDE_COM_MSG)
uint32_t pios_usb_hid_id;
if (PIOS_USB_HID_Init(&pios_usb_hid_id, &pios_usb_hid_cfg, pios_usb_id)) {
PIOS_Assert(0);
}
if (PIOS_COM_MSG_Init(&pios_com_telem_usb_id, &pios_usb_hid_com_driver, pios_usb_hid_id)) {
PIOS_Assert(0);
}
#endif /* PIOS_INCLUDE_USB_HID && PIOS_INCLUDE_COM_MSG */
PIOS_USBHOOK_Activate();
#endif /* PIOS_INCLUDE_USB */
board_init_complete = true;
}

113
flight/Bootloaders/OSD/pios_usb_board_data.c Normal file
View File

@ -0,0 +1,113 @@
/**
******************************************************************************
* @addtogroup PIOS PIOS Core hardware abstraction layer
* @{
* @addtogroup PIOS_USB_BOARD Board specific USB definitions
* @brief Board specific USB definitions
* @{
*
* @file pios_usb_board_data.c
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief Board specific USB definitions
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "pios_usb_board_data.h" /* struct usb_*, USB_* */
#include "pios_sys.h" /* PIOS_SYS_SerialNumberGet */
#include "pios_usbhook.h" /* PIOS_USBHOOK_* */
static const uint8_t usb_product_id[8] = {
sizeof(usb_product_id),
USB_DESC_TYPE_STRING,
'O', 0,
'S', 0,
'D', 0,
};
static uint8_t usb_serial_number[52] = {
sizeof(usb_serial_number),
USB_DESC_TYPE_STRING,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0
};
static const struct usb_string_langid usb_lang_id = {
.bLength = sizeof(usb_lang_id),
.bDescriptorType = USB_DESC_TYPE_STRING,
.bLangID = htousbs(USB_LANGID_ENGLISH_UK),
};
static const uint8_t usb_vendor_id[28] = {
sizeof(usb_vendor_id),
USB_DESC_TYPE_STRING,
'o', 0,
'p', 0,
'e', 0,
'n', 0,
'p', 0,
'i', 0,
'l', 0,
'o', 0,
't', 0,
'.', 0,
'o', 0,
'r', 0,
'g', 0
};
int32_t PIOS_USB_BOARD_DATA_Init(void)
{
/* Load device serial number into serial number string */
uint8_t sn[25];
PIOS_SYS_SerialNumberGet((char *)sn);
for (uint8_t i = 0; sn[i] != '\0' && (2 * i) < usb_serial_number[0]; i++) {
usb_serial_number[2 + 2 * i] = sn[i];
}
PIOS_USBHOOK_RegisterString(USB_STRING_DESC_PRODUCT, (uint8_t *)&usb_product_id, sizeof(usb_product_id));
PIOS_USBHOOK_RegisterString(USB_STRING_DESC_SERIAL, (uint8_t *)&usb_serial_number, sizeof(usb_serial_number));
PIOS_USBHOOK_RegisterString(USB_STRING_DESC_LANG, (uint8_t *)&usb_lang_id, sizeof(usb_lang_id));
PIOS_USBHOOK_RegisterString(USB_STRING_DESC_VENDOR, (uint8_t *)&usb_vendor_id, sizeof(usb_vendor_id));
return 0;
}

2
flight/OSD/Makefile
View File

@ -49,7 +49,7 @@ endif
FLASH_TOOL = OPENOCD
# List of modules to include
MODULES = Osd/osdgen Osd/osdinput GPS Telemetry #FirmwareIAP
MODULES = Osd/osdgen Osd/osdinput GPS Telemetry FirmwareIAP
# Paths

2
flight/OSD/System/inc/pios_config.h
View File

@ -39,6 +39,8 @@
#define PIOS_INCLUDE_USART
#define PIOS_INCLUDE_COM
#define PIOS_INCLUDE_FREERTOS
#define PIOS_INCLUDE_BL_HELPER
#define PIOS_INCLUDE_GPIO
#define PIOS_INCLUDE_EXTI
#define PIOS_INCLUDE_USB

2
flight/PiOS/STM32F4xx/link_STM32F4xx_OP_memory.ld
View File

@ -1,7 +1,7 @@
MEMORY
{
BD_INFO (r) : ORIGIN = 0x08008000 - 0x80, LENGTH = 0x000080
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 0x100000 - 0x008000
FLASH (rx) : ORIGIN = 0x08008000, LENGTH = 0x100000 - 0x008000
SRAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x020000
CCSRAM (rw) : ORIGIN = 0x10000000, LENGTH = 0x010000
}

311
flight/board_hw_defs/osd/board_hw_defs.c Normal file
View File

@ -0,0 +1,311 @@
/**
******************************************************************************
* @addtogroup OpenPilotSystem OpenPilot System
* @{
* @addtogroup OpenPilotCore OpenPilot Core
* @{
*
* @file board_hw_defs.c
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
* @brief Defines board specific static initializers for hardware for the OpenPilot board.
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <pios_config.h>
#if defined(PIOS_INCLUDE_LED)
#include <pios_led_priv.h>
static const struct pios_led pios_leds[] = {
[PIOS_LED_HEARTBEAT] = {
.pin = {
.gpio = GPIOD,
.init = {
.GPIO_Pin = GPIO_Pin_13,
.GPIO_Speed = GPIO_Speed_50MHz,
.GPIO_Mode = GPIO_Mode_OUT,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
},
[PIOS_LED_ALARM] = {
.pin = {
.gpio = GPIOD,
.init = {
.GPIO_Pin = GPIO_Pin_12,
.GPIO_Speed = GPIO_Speed_50MHz,
.GPIO_Mode = GPIO_Mode_OUT,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
},
};
static const struct pios_led_cfg pios_led_cfg = {
.leds = pios_leds,
.num_leds = NELEMENTS(pios_leds),
};
#endif /* PIOS_INCLUDE_LED */
#include <pios_usart_priv.h>
#if defined(PIOS_INCLUDE_GPS)
/*
* GPS USART
*/
static const struct pios_usart_cfg pios_usart_gps_cfg = {
.regs = USART1,
.remap = GPIO_AF_USART1,
.init = {
.USART_BaudRate = 38400,
.USART_WordLength = USART_WordLength_8b,
.USART_Parity = USART_Parity_No,
.USART_StopBits = USART_StopBits_1,
.USART_HardwareFlowControl =
USART_HardwareFlowControl_None,
.USART_Mode = USART_Mode_Rx | USART_Mode_Tx,
},
.irq = {
.init = {
.NVIC_IRQChannel = USART1_IRQn,
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_LOW,
.NVIC_IRQChannelSubPriority = 0,
.NVIC_IRQChannelCmd = ENABLE,
},
},
.rx = {
.gpio = GPIOA,
.init = {
.GPIO_Pin = GPIO_Pin_10,
.GPIO_Speed = GPIO_Speed_2MHz,
.GPIO_Mode = GPIO_Mode_AF,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
.tx = {
.gpio = GPIOA,
.init = {
.GPIO_Pin = GPIO_Pin_9,
.GPIO_Speed = GPIO_Speed_2MHz,
.GPIO_Mode = GPIO_Mode_AF,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
};
#endif /* PIOS_INCLUDE_GPS */
#ifdef PIOS_INCLUDE_COM_AUX
/*
* AUX USART
*/
static const struct pios_usart_cfg pios_usart_aux_cfg = {
.regs = USART1,
.remap = GPIO_AF_USART1,
.init = {
.USART_BaudRate = 230400,
.USART_WordLength = USART_WordLength_8b,
.USART_Parity = USART_Parity_No,
.USART_StopBits = USART_StopBits_1,
.USART_HardwareFlowControl =
USART_HardwareFlowControl_None,
.USART_Mode = USART_Mode_Rx | USART_Mode_Tx,
},
.irq = {
.init = {
.NVIC_IRQChannel = USART1_IRQn,
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_MID,
.NVIC_IRQChannelSubPriority = 0,
.NVIC_IRQChannelCmd = ENABLE,
},
},
.rx = {
.gpio = GPIOA,
.init = {
.GPIO_Pin = GPIO_Pin_10,
.GPIO_Speed = GPIO_Speed_2MHz,
.GPIO_Mode = GPIO_Mode_AF,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
.tx = {
.gpio = GPIOA,
.init = {
.GPIO_Pin = GPIO_Pin_9,
.GPIO_Speed = GPIO_Speed_2MHz,
.GPIO_Mode = GPIO_Mode_AF,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
};
#endif /* PIOS_COM_AUX */
#ifdef PIOS_INCLUDE_COM_TELEM
/*
* Telemetry on main USART
*/
static const struct pios_usart_cfg pios_usart_telem_main_cfg = {
.regs = USART6,
.remap = GPIO_AF_USART6,
.init = {
.USART_BaudRate = 57600,
.USART_WordLength = USART_WordLength_8b,
.USART_Parity = USART_Parity_No,
.USART_StopBits = USART_StopBits_1,
.USART_HardwareFlowControl =
USART_HardwareFlowControl_None,
.USART_Mode = USART_Mode_Rx | USART_Mode_Tx,
},
.irq = {
.init = {
.NVIC_IRQChannel = USART6_IRQn,
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_MID,
.NVIC_IRQChannelSubPriority = 0,
.NVIC_IRQChannelCmd = ENABLE,
},
},
.rx = {
.gpio = GPIOC,
.init = {
.GPIO_Pin = GPIO_Pin_7,
.GPIO_Speed = GPIO_Speed_2MHz,
.GPIO_Mode = GPIO_Mode_AF,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
.tx = {
.gpio = GPIOC,
.init = {
.GPIO_Pin = GPIO_Pin_6,
.GPIO_Speed = GPIO_Speed_2MHz,
.GPIO_Mode = GPIO_Mode_AF,
.GPIO_OType = GPIO_OType_PP,
.GPIO_PuPd = GPIO_PuPd_UP
},
},
};
#endif /* PIOS_COM_TELEM */
#if defined(PIOS_INCLUDE_COM)
#include <pios_com_priv.h>
#endif /* PIOS_INCLUDE_COM */
#if defined(PIOS_INCLUDE_RTC)
/*
* Realtime Clock (RTC)
*/
#include <pios_rtc_priv.h>
void PIOS_RTC_IRQ_Handler (void);
void RTC_WKUP_IRQHandler() __attribute__ ((alias ("PIOS_RTC_IRQ_Handler")));
static const struct pios_rtc_cfg pios_rtc_main_cfg = {
.clksrc = RCC_RTCCLKSource_HSE_Div8, // Divide 8 Mhz crystal down to 1
// For some reason it's acting like crystal is 16 Mhz. This clock is then divided
// by another 16 to give a nominal 62.5 khz clock
.prescaler = 100, // Every 100 cycles gives 625 Hz
.irq = {
.init = {
.NVIC_IRQChannel = RTC_WKUP_IRQn,
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_MID,
.NVIC_IRQChannelSubPriority = 0,
.NVIC_IRQChannelCmd = ENABLE,
},
},
};
void PIOS_RTC_IRQ_Handler (void)
{
PIOS_RTC_irq_handler ();
}
#endif
#if defined(PIOS_INCLUDE_USB)
#include "pios_usb_priv.h"
static const struct pios_usb_cfg pios_usb_main_cfg = {
.irq = {
.init = {
.NVIC_IRQChannel = OTG_FS_IRQn,
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_LOW,
.NVIC_IRQChannelSubPriority = 3,
.NVIC_IRQChannelCmd = ENABLE,
},
},
.vsense = {
.gpio = GPIOD,
.init = {
.GPIO_Pin = GPIO_Pin_11,
.GPIO_Speed = GPIO_Speed_25MHz,
.GPIO_Mode = GPIO_Mode_IN,
.GPIO_OType = GPIO_OType_OD,
},
}
};
#include "pios_usb_board_data_priv.h"
#include "pios_usb_desc_hid_cdc_priv.h"
#include "pios_usb_desc_hid_only_priv.h"
#include "pios_usbhook.h"
#endif /* PIOS_INCLUDE_USB */
#if defined(PIOS_INCLUDE_COM_MSG)
#include <pios_com_msg_priv.h>
#endif /* PIOS_INCLUDE_COM_MSG */
#if defined(PIOS_INCLUDE_USB_HID)
#include <pios_usb_hid_priv.h>
const struct pios_usb_hid_cfg pios_usb_hid_cfg = {
.data_if = 0,
.data_rx_ep = 1,
.data_tx_ep = 1,
};
#endif /* PIOS_INCLUDE_USB_HID */
#if defined(PIOS_INCLUDE_USB_CDC)
#include <pios_usb_cdc_priv.h>
const struct pios_usb_cdc_cfg pios_usb_cdc_cfg = {
.ctrl_if = 1,
.ctrl_tx_ep = 2,
.data_if = 2,
.data_rx_ep = 3,
.data_tx_ep = 3,
};
#endif /* PIOS_INCLUDE_USB_CDC */

8
make/boards/osd/board-info.mk
View File

@ -12,10 +12,10 @@ MODEL_SUFFIX :=
OPENOCD_CONFIG := stm32f4xx.cfg
# Note: These must match the values in link_$(BOARD)_memory.ld
#BL_BANK_BASE := 0x08000000 # Start of bootloader flash
#BL_BANK_SIZE := 0x00008000 # Should include BD_INFO region
FW_BANK_BASE := 0x08000000 # Start of firmware flash
FW_BANK_SIZE := 0x0001E000 # Should include FW_DESC_SIZE
BL_BANK_BASE := 0x08000000 # Start of bootloader flash
BL_BANK_SIZE := 0x00008000 # Should include BD_INFO region
FW_BANK_BASE := 0x08008000 # Start of firmware flash
FW_BANK_SIZE := 0x000F8000 # Should include FW_DESC_SIZE
FW_DESC_SIZE := 0x00000064