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PR2040: libblock: Track number of erased blocks

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This commit is contained in:
Sebastian Huber
2012-03-13 14:52:57 +01:00
parent 12806cd02f
commit f9fd0c203e
1 changed files with 8 additions and 1 deletions
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9
cpukit/libblock/src/flashdisk.c
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@@ -252,6 +252,7 @@ typedef struct rtems_flashdisk
mappings. */
uint32_t block_count; /**< The number of avail. blocks. */
uint32_t unavail_blocks; /**< The number of unavail blocks. */
uint32_t erased_blocks; /**< The number of erased blocks. */
rtems_fdisk_device_ctl* devices; /**< The flash devices for this
disk. */
@@ -968,6 +969,7 @@ rtems_fdisk_seg_write_page (rtems_flashdisk* fd,
if (ret)
return ret;
}
--fd->erased_blocks;
return rtems_fdisk_seg_write (fd, sc,
page * fd->block_size, buffer, fd->block_size);
}
@@ -1145,6 +1147,7 @@ rtems_fdisk_erase_segment (rtems_flashdisk* fd, rtems_fdisk_segment_ctl* sc)
return ret;
}
fd->erased_blocks += sc->pages;
sc->erased++;
memset (sc->page_descriptors, 0xff, sc->pages_desc * fd->block_size);
@@ -1608,7 +1611,11 @@ rtems_fdisk_recover_block_mappings (rtems_flashdisk* fd)
ret = rtems_fdisk_seg_blank_check_page (fd, sc,
page + sc->pages_desc);
if (ret)
if (ret == 0)
{
++fd->erased_blocks;
}
else
{
#if RTEMS_FDISK_TRACE
rtems_fdisk_warning (fd, "page not blank: %d-%d-%d",