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let nucleo (stm32l4) support proc fs for info useful for debug

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This commit is contained in:
ziggurat29 2016-05-25 13:11:43 -05:00
parent 0252909fc9
commit 397d228b2a
2 changed files with 29 additions and 0 deletions
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10
configs/nucleo-l476rg/src/nucleo-l476rg.h
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@ -52,9 +52,19 @@
************************************************************************************/
/* Configuration ********************************************************************/
#define HAVE_PROC 1
#define HAVE_RTC_DRIVER 1
#define HAVE_MMCSD 1
#if !defined(CONFIG_FS_PROCFS)
# undef HAVE_PROC
#endif
#if defined(HAVE_PROC) && defined(CONFIG_DISABLE_MOUNTPOINT)
# warning Mountpoints disabled. No procfs support
# undef HAVE_PROC
#endif
/* Check if we can support the RTC driver */
#if !defined(CONFIG_RTC) || !defined(CONFIG_RTC_DRIVER)

19
configs/nucleo-l476rg/src/stm32_appinit.c
View File

@ -39,7 +39,11 @@
#include <nuttx/config.h>
#include <sys/types.h>
#include <sys/mount.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <syslog.h>
#include <errno.h>
@ -118,6 +122,21 @@ int board_app_initialize(uintptr_t arg)
cpuload_initialize_once();
#endif
#ifdef HAVE_PROC
/* mount the proc filesystem */
syslog(LOG_INFO, "Mounting procfs to /proc\n");
ret = mount(NULL, CONFIG_NSH_PROC_MOUNTPOINT, "procfs", 0, NULL);
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to mount the PROC filesystem: %d (%d)\n",
ret, errno);
return ret;
}
#endif
#ifdef HAVE_RTC_DRIVER
/* Instantiate the STM32L4 lower-half RTC driver */