diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/openocd.texi | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/doc/openocd.texi b/doc/openocd.texi index 9f7314b0..4db8698b 100644 --- a/doc/openocd.texi +++ b/doc/openocd.texi @@ -3898,9 +3898,17 @@ for more information. @end deffn @deffn Command {nand list} -Prints a one-line summary of each device declared +Prints a summary of each device declared using @command{nand device}, numbered from zero. Note that un-probed devices show no details. +@example +> nand list +#0: NAND 1GiB 3,3V 8-bit (Micron) pagesize: 2048, buswidth: 8, + blocksize: 131072, blocks: 8192 +#1: NAND 1GiB 3,3V 8-bit (Micron) pagesize: 2048, buswidth: 8, + blocksize: 131072, blocks: 8192 +> +@end example @end deffn @deffn Command {nand probe} num @@ -3950,13 +3958,15 @@ spare areas associated with each data page. @end itemize @end deffn -@deffn Command {nand erase} num offset length +@deffn Command {nand erase} num [offset length] @cindex NAND erasing @cindex NAND programming Erases blocks on the specified NAND device, starting at the specified @var{offset} and continuing for @var{length} bytes. Both of those values must be exact multiples of the device's block size, and the region they specify must fit entirely in the chip. +If those parameters are not specified, +the whole NAND chip will be erased. The @var{num} parameter is the value shown by @command{nand list}. @b{NOTE:} This command will try to erase bad blocks, when told @@ -4079,7 +4089,8 @@ This driver handles the NAND controllers found on DaVinci family chips from Texas Instruments. It takes three extra parameters: address of the NAND chip; -hardware ECC mode to use (hwecc1, hwecc4, hwecc4_infix); +hardware ECC mode to use (@option{hwecc1}, +@option{hwecc4}, @option{hwecc4_infix}); address of the AEMIF controller on this processor. @example nand device davinci dm355.arm 0x02000000 hwecc4 0x01e10000 |