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AP_HAL_Linux: Make RPI get_hw method public

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Valid also on Bebop
This commit is contained in:
Julien BERAUD
2015-12-27 16:11:36 -02:00
committed by Lucas De Marchi
parent cadef09542
commit b6f51233db
3 changed files with 68 additions and 36 deletions
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libraries/AP_HAL_Linux/Util_RPI.cpp
+13 -33
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@@ -14,6 +14,7 @@
#include <time.h>
#include "Util_RPI.h"
#include "Util.h"
extern const AP_HAL::HAL& hal;
@@ -24,43 +25,22 @@ UtilRPI::UtilRPI()
_check_rpi_version();
}
#define MAX_SIZE_LINE 50
int UtilRPI::_check_rpi_version()
{
char buffer[MAX_SIZE_LINE];
const char* hardware_description_entry = "Hardware";
const char* v1 = "BCM2708";
const char* v2 = "BCM2709";
char* flag;
FILE* fd;
int hw;
hw = Util::from(hal.util)->get_hw_arm32();
fd = fopen("/proc/cpuinfo", "r");
while (fgets(buffer, MAX_SIZE_LINE, fd) != NULL) {
flag = strstr(buffer, hardware_description_entry);
if (flag != NULL) {
if (strstr(buffer, v2) != NULL) {
printf("Raspberry Pi 2 with BCM2709!\n");
fclose(fd);
_rpi_version = 2;
return _rpi_version;
}
else if (strstr(buffer, v1) != NULL) {
printf("Raspberry Pi 1 with BCM2708!\n");
fclose(fd);
_rpi_version = 1;
return _rpi_version;
}
}
if (hw == UTIL_HARDWARE_RPI2) {
printf("Raspberry Pi 2 with BCM2709!\n");
_rpi_version = 2;
} else if (hw == UTIL_HARDWARE_RPI1) {
printf("Raspberry Pi 1 with BCM2708!\n");
_rpi_version = 1;
} else {
/* defaults to 1 */
fprintf(stderr, "Could not detect RPi version, defaulting to 1\n");
_rpi_version = 1;
}
/* defaults to 1 */
fprintf(stderr, "Could not detect RPi version, defaulting to 1\n");
fclose(fd);
_rpi_version = 1;
return _rpi_version;
}