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HAL_Linux: fix types, remove printfs in GPIO_RPI

This commit is contained in:
Mikhail Avkhimenia 2014-11-05 16:56:12 +03:00 committed by Andrew Tridgell
parent 6f993fe64a
commit 49d3035ee5
2 changed files with 19 additions and 20 deletions
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8
libraries/AP_HAL_Linux/GPIO_RPI.cpp
View File

@ -23,8 +23,7 @@ void LinuxGPIO_RPI::init()
{
// open /dev/mem
if ((mem_fd = open("/dev/mem", O_RDWR|O_SYNC) ) < 0) {
printf("can't open /dev/mem \n");
exit(-1);
hal.scheduler->panic("Can't open /dev/mem");
}
// mmap GPIO
@ -40,11 +39,10 @@ void LinuxGPIO_RPI::init()
close(mem_fd); // No need to keep mem_fd open after mmap
if (gpio_map == MAP_FAILED) {
printf("mmap error %d\n", (int)gpio_map); // errno also set!
exit(-1);
hal.scheduler->panic("Can't open /dev/mem");
}
gpio = (volatile unsigned *)gpio_map; // Always use volatile pointer!
gpio = (volatile uint32_t *)gpio_map; // Always use volatile pointer!
}
void LinuxGPIO_RPI::pinMode(uint8_t pin, uint8_t output)

3
libraries/AP_HAL_Linux/GPIO_RPI.h
View File

@ -2,6 +2,7 @@
#ifndef __AP_HAL_LINUX_GPIO_RPI_H__
#define __AP_HAL_LINUX_GPIO_RPI_H__
#include <stdint.h>
#include <AP_HAL_Linux.h>
#define LOW 0
@ -48,7 +49,7 @@ class Linux::LinuxGPIO_RPI : public AP_HAL::GPIO {
private:
int mem_fd;
void *gpio_map;
volatile unsigned *gpio;
volatile uint32_t *gpio;
public:
LinuxGPIO_RPI();