can-gps-v1:canbootloader Fixed

This commit is contained in:
David Sidrane 2021-01-12 14:46:37 -08:00 committed by Daniel Agar
parent 3e08fd6682
commit 85bd04f0c7
3 changed files with 2 additions and 186 deletions

View File

@ -32,6 +32,7 @@
############################################################################
if("${PX4_BOARD_LABEL}" STREQUAL "canbootloader")
add_library(drivers_board
boot_config.h
boot.c

View File

@ -65,7 +65,7 @@ __EXPORT void stm32_boardinitialize(void)
putreg32(getreg32(STM32_RCC_APB1ENR) | RCC_APB1ENR_CAN1EN, STM32_RCC_APB1ENR);
stm32_configgpio(GPIO_CAN1_RX);
stm32_configgpio(GPIO_CAN1_TX);
stm32_configgpio(GPIO_CAN_CTRL);
stm32_configgpio(GPIO_CAN1_SILENT_S0);
putreg32(getreg32(STM32_RCC_APB1RSTR) | RCC_APB1RSTR_CAN1RST, STM32_RCC_APB1RSTR);
putreg32(getreg32(STM32_RCC_APB1RSTR) & ~RCC_APB1RSTR_CAN1RST, STM32_RCC_APB1RSTR);

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@ -1,185 +0,0 @@
/****************************************************************************
*
* 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"
volatile dq_queue_t g_readytorun;
/****************************************************************************
* 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)
{
#ifdef CONFIG_STACK_COLORATION
/* Color the irq stack */
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();
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS) && \
!defined(CONFIG_SYSTEMTICK_EXTCLK)
/* Initialize the OS's timer subsystem */
arm_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;
}