diff options
| author | Jared Hulbert <jaredeh@gmail.com> | 2008-04-29 23:26:49 -0700 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2008-05-01 18:59:11 +0100 |
| commit | a98889f3d8882995b5aa2255b931cf0202325cc0 (patch) | |
| tree | 686a1d3369143dc46c43709e0c40b2cc8ef619d7 /fs/jffs2/erase.c | |
| parent | 27c72b040c0be8f3704ed0b6b84c12cbba24a7e8 (diff) | |
| download | op-kernel-dev-a98889f3d8882995b5aa2255b931cf0202325cc0.zip op-kernel-dev-a98889f3d8882995b5aa2255b931cf0202325cc0.tar.gz | |
[MTD][NOR] Add physical address to point() method
Adding the ability to get a physical address from point() in addition
to virtual address. This physical address is required for XIP of
userspace code from flash.
Signed-off-by: Jared Hulbert <jaredeh@gmail.com>
Reviewed-by: Jörn Engel <joern@logfs.org>
Acked-by: Nicolas Pitre <nico@cam.org>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'fs/jffs2/erase.c')
| -rw-r--r-- | fs/jffs2/erase.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c index 5e86f43..dddb2a6 100644 --- a/fs/jffs2/erase.c +++ b/fs/jffs2/erase.c @@ -332,7 +332,8 @@ static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_erasebl if (c->mtd->point) { unsigned long *wordebuf; - ret = c->mtd->point(c->mtd, jeb->offset, c->sector_size, &retlen, (unsigned char **)&ebuf); + ret = c->mtd->point(c->mtd, jeb->offset, c->sector_size, + &retlen, &ebuf, NULL); if (ret) { D1(printk(KERN_DEBUG "MTD point failed %d\n", ret)); goto do_flash_read; @@ -340,7 +341,7 @@ static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_erasebl if (retlen < c->sector_size) { /* Don't muck about if it won't let us point to the whole erase sector */ D1(printk(KERN_DEBUG "MTD point returned len too short: 0x%zx\n", retlen)); - c->mtd->unpoint(c->mtd, ebuf, jeb->offset, retlen); + c->mtd->unpoint(c->mtd, jeb->offset, retlen); goto do_flash_read; } wordebuf = ebuf-sizeof(*wordebuf); @@ -349,7 +350,7 @@ static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_erasebl if (*++wordebuf != ~0) break; } while(--retlen); - c->mtd->unpoint(c->mtd, ebuf, jeb->offset, c->sector_size); + c->mtd->unpoint(c->mtd, jeb->offset, c->sector_size); if (retlen) { printk(KERN_WARNING "Newly-erased block contained word 0x%lx at offset 0x%08tx\n", *wordebuf, jeb->offset + c->sector_size-retlen*sizeof(*wordebuf)); |
