Adding esc35-v1 board and bootloader

This commit is contained in:
David Sidrane
2016-12-21 08:34:21 +01:00
committed by Lorenz Meier
parent d09cd77777
commit cd8b759fed
28 changed files with 5213 additions and 0 deletions
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############################################################################
#
# Copyright (C) 2015 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
# David Sidrane <david_s5@nscdg.com>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
-include $(TOPDIR)/Make.defs
CFLAGS += -I$(TOPDIR)/sched
ASRCS =
AOBJS = $(ASRCS:.S=$(OBJEXT))
ifeq ($(CONFIG_BOOTLOADER),)
CSRCS = empty.c
endif
ifeq ($(CONFIG_BOOTLOADER),y)
SRC_SEARCH = bootloader/can bootloader/src bootloader/common bootloader/uavcan
CSRCS = ostubs.c
CFLAGS += $(addprefix -I,$(SRC_SEARCH))
DEPOPTS = $(addprefix --dep-path ,$(SRC_SEARCH))
VPATH= $(SRC_SEARCH)
endif
COBJS = $(CSRCS:.c=$(OBJEXT))
SRCS = $(ASRCS) $(CSRCS)
OBJS = $(AOBJS) $(COBJS)
ARCH_SRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src
ifeq ($(WINTOOL),y)
CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" \
-I "${shell cygpath -w $(ARCH_SRCDIR)/common}" \
-I "${shell cygpath -w $(ARCH_SRCDIR)/armv7-m}"
else
CFLAGS += -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common -I$(ARCH_SRCDIR)/armv7-m
endif
all: libboard$(LIBEXT)
$(AOBJS): %$(OBJEXT): %.S
$(call ASSEMBLE, $<, $@)
$(COBJS) $(LINKOBJS): %$(OBJEXT): %.c
$(call COMPILE, $<, $@)
libboard$(LIBEXT): $(OBJS)
$(call ARCHIVE, $@, $(OBJS))
.depend: Makefile $(SRCS)
@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
@touch $@
depend: .depend
clean:
$(call DELFILE, libboard$(LIBEXT))
$(call CLEAN)
distclean: clean
$(call DELFILE, Make.dep)
$(call DELFILE, .depend)
ifneq ($(BOARD_CONTEXT),y)
context:
endif
-include Make.dep
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/*
* There are no source files here, but libboard.a can't be empty, so
* we have this empty source file to keep it company.
*/
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/****************************************************************************
*
* Copyright (c) 2015 PX4 Development Team. All rights reserved.
* Author: David Sidrane <david_s5@nscdg.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/init.h>
#include <nuttx/arch.h>
#include <nuttx/kmalloc.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <syslog.h>
#include <errno.h>
#include <nuttx/board.h>
#include "up_internal.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
volatile dq_queue_t g_readytorun;
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
void timer_init(void);
int __wrap_up_svcall(int irq, FAR void *context);
/****************************************************************************
* Name: os_start
*
* Description:
* This function hijacks the entry point of the OS. Normally called by the
* statup code for a given architecture
*
****************************************************************************/
#ifdef CONFIG_STACK_COLORATION
inline static void irq_stack_collor(void *pv, unsigned int nwords)
{
#ifdef CONFIG_ARCH_INTERRUPTSTACK
/* Set the Interrupt stack to the stack coloration value then jump to
* os_start(). We take extreme care here because were currently
* executing on this stack.
*
* We want to avoid sneak stack access generated by the compiler.
*/
__asm__ __volatile__
(
"\tmov r0, %[addr]\n" /* R0 = Address */
"\tmovs r1, %[nwords]\n" /* R1 = nbyts*/
"\tbeq 2f\n" /* (should not happen) */
"\tbic r0, r0, #3\n" /* R0 = Aligned stackptr */
"\tmovw r2, #0xbeef\n" /* R2 = STACK_COLOR = 0xdeadbeef */
"\tmovt r2, #0xdead\n"
"1:\n" /* Top of the loop */
"\tsub r1, r1, #1\n" /* R1 nwords-- */
"\tcmp r1, #0\n" /* Check (nwords == 0) */
"\tstr r2, [r0], #4\n" /* Save stack color word, increment stackptr */
"\tbne 1b\n" /* Bottom of the loop */
"2:\n"
:
: [addr]"r" (pv), [nwords]"r" (nwords) /* Address*/
: /* No clobbers */
);
#endif
}
#endif
void os_start(void)
{
/* Color the irq stack */
#ifdef CONFIG_STACK_COLORATION
irq_stack_collor((void *)&g_intstackalloc, CONFIG_ARCH_INTERRUPTSTACK/sizeof(uint32_t));
#endif
/* Initialize the timer software subsystem */
timer_init();
/* Initialize the interrupt subsystem */
up_irqinitialize();
/* Initialize the OS's timer subsystem */
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS) && \
!defined(CONFIG_SYSTEMTICK_EXTCLK)
up_timer_initialize();
#endif
/* Keep the compiler happy for a no return function */
while (1)
{
main(0, 0);
}
}
/****************************************************************************
* Name: malloc
*
* Description:
* This function hijacks the OS's malloc and provides no allocation
*
****************************************************************************/
FAR void *malloc(size_t size)
{
return NULL;
}
/****************************************************************************
* Name: malloc
*
* Description:
* This function hijacks the systems exit
*
****************************************************************************/
void exit(int status)
{
while (1);
}
/****************************************************************************
* Name: sched_ufree
*
* Description:
* This function hijacks the systems sched_ufree that my be called during
* exception processing.
*
****************************************************************************/
void sched_ufree(FAR void *address)
{
}
/****************************************************************************
* Name: up_svcall
*
* Description:
* This function hijacks by the way of a compile time wrapper the systems
* up_svcall
*
****************************************************************************/
int __wrap_up_svcall(int irq, FAR void *context)
{
return 0;
}