diff options
Diffstat (limited to 'drivers/mtd/maps/vmax301.c')
| -rw-r--r-- | drivers/mtd/maps/vmax301.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/mtd/maps/vmax301.c b/drivers/mtd/maps/vmax301.c index c8c7411..e006394 100644 --- a/drivers/mtd/maps/vmax301.c +++ b/drivers/mtd/maps/vmax301.c @@ -1,19 +1,19 @@ -// $Id: vmax301.c,v 1.30 2004/07/12 22:38:29 dwmw2 Exp $ +// $Id: vmax301.c,v 1.32 2005/11/07 11:14:29 gleixner Exp $ /* ###################################################################### Tempustech VMAX SBC301 MTD Driver. - + The VMAx 301 is a SBC based on . It comes with three builtin AMD 29F016B flash chips and a socket for SRAM or - more flash. Each unit has it's own 8k mapping into a settable region + more flash. Each unit has it's own 8k mapping into a settable region (0xD8000). There are two 8k mappings for each MTD, the first is always set to the lower 8k of the device the second is paged. Writing a 16 bit page value to anywhere in the first 8k will cause the second 8k to page around. - To boot the device a bios extension must be installed into the first 8k - of flash that is smart enough to copy itself down, page in the rest of + To boot the device a bios extension must be installed into the first 8k + of flash that is smart enough to copy itself down, page in the rest of itself and begin executing. - + ##################################################################### */ #include <linux/module.h> @@ -35,7 +35,7 @@ /* Actually we could use two spinlocks, but we'd have to have more private space in the struct map_info. We lose a little performance like this, but we'd probably lose more by having - the extra indirection from having one of the map->map_priv + the extra indirection from having one of the map->map_priv fields pointing to yet another private struct. */ static DEFINE_SPINLOCK(vmax301_spin); @@ -98,7 +98,7 @@ static void vmax301_copy_to(struct map_info *map, unsigned long to, const void * spin_lock(&vmax301_spin); vmax301_page(map, to); memcpy_toio(map->map_priv_2 + to, from, thislen); - spin_unlock(&vmax301_spin); + spin_unlock(&vmax301_spin); to += thislen; from += thislen; len -= thislen; @@ -137,7 +137,7 @@ static struct mtd_info *vmax_mtd[2] = {NULL, NULL}; static void __exit cleanup_vmax301(void) { int i; - + for (i=0; i<2; i++) { if (vmax_mtd[i]) { del_mtd_device(vmax_mtd[i]); @@ -161,13 +161,13 @@ int __init init_vmax301(void) return -EIO; } /* Put the address in the map's private data area. - We store the actual MTD IO address rather than the + We store the actual MTD IO address rather than the address of the first half, because it's used more - often. + often. */ vmax_map[0].map_priv_2 = iomapadr + WINDOW_START; vmax_map[1].map_priv_2 = iomapadr + (3*WINDOW_START); - + for (i=0; i<2; i++) { vmax_mtd[i] = do_map_probe("cfi_probe", &vmax_map[i]); if (!vmax_mtd[i]) |
