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Update SMART FS procfs support. From Ken Pettit

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This commit is contained in:
Gregory Nutt
2014-09-22 11:19:49 -06:00
parent b05d20a6e7
commit 34a057334c
6 changed files with 729 additions and 70 deletions
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drivers/mtd/smart.c
+42 -2
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@@ -3,7 +3,7 @@
*
* Sector Mapped Allocation for Really Tiny (SMART) Flash block driver.
*
* Copyright (C) 2013 Ken Pettit. All rights reserved.
* Copyright (C) 2013-2014 Ken Pettit. All rights reserved.
* Author: Ken Pettit <pettitkd@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
@@ -56,6 +56,7 @@
#include <nuttx/fs/fs.h>
#include <nuttx/fs/ioctl.h>
#include <nuttx/mtd/mtd.h>
#include <nuttx/mtd/smart.h>
#include <nuttx/fs/smart.h>
/****************************************************************************
@@ -1976,6 +1977,8 @@ static int smart_ioctl(FAR struct inode *inode, int cmd, unsigned long arg)
{
struct smart_struct_s *dev ;
int ret;
uint32_t sector;
struct mtd_smart_procfs_data_s * procfs_data;
fvdbg("Entry\n");
DEBUGASSERT(inode && inode->i_private);
@@ -2059,9 +2062,46 @@ static int smart_ioctl(FAR struct inode *inode, int cmd, unsigned long arg)
goto ok_out;
#endif /* CONFIG_FS_WRITABLE */
#if defined(CONFIG_FS_PROCFS) && !defined(CONFIG_FS_PROCFS_EXCLUDE_SMARTFS)
case BIOC_GETPROCFSD:
/* Get ProcFS data */
procfs_data = (FAR struct mtd_smart_procfs_data_s *) arg;
procfs_data->totalsectors = dev->totalsectors;
procfs_data->sectorsize = dev->sectorsize;
procfs_data->freesectors = dev->freesectors;
procfs_data->releasesectors = 0;
for (sector = 0; sector < dev->neraseblocks; sector++)
{
procfs_data->releasesectors += dev->releasecount[sector];
}
procfs_data->namelen = dev->namesize;
procfs_data->formatversion = dev->formatversion;
procfs_data->unusedsectors = 0;
procfs_data->blockerases = 0;
procfs_data->sectorsperblk = dev->sectorsPerBlk;
#ifndef CONFIG_MTD_SMART_MINIMIZE_RAM
procfs_data->formatsector = dev->sMap[0];
procfs_data->dirsector = dev->sMap[3];
#endif
#ifdef CONFIG_MTD_SMART_SECTOR_ERASE_DEBUG
procfs_data->neraseblocks = dev->geo.neraseblocks;
procfs_data->erasecounts = dev->erasecounts;
#endif
#ifdef CONFIG_MTD_SMART_ALLOC_DEBUG
procfs_data->allocs = dev->alloc;
procfs_data->alloccount = SMART_MAX_ALLOCS;
#endif
ret = OK;
goto ok_out;
#endif
}
/* No other block driver ioctl commmands are not recognized by this
/* No other block driver ioctl commands are not recognized by this
* driver. Other possible MTD driver ioctl commands are passed through
* to the MTD driver (unchanged).
*/