[U-Boot] Fix block device accesses beyond 2TiB

[Tom Rini]

On Fri, Jun 14, 2013 at 01:07:25PM +0200, Sascha Silbe wrote:

> With CONFIG_SYS_64BIT_LBA, lbaint_t gets defined as a 64-bit type,
> which is required to represent block numbers for storage devices that
> exceed 2TiB (the block size usually is 512B), e.g. recent hard drives.
> 
> For some obscure reason, the current U-Boot code uses lbaint_t for the
> number of blocks to read (a rather optimistic estimation of how RAM
> sizes will evolve), but not for the starting address. Trying to access
> blocks beyond the 2TiB boundary will simply wrap around and read a
> block within the 0..2TiB range.
> 
> We now use lbaint_t for block start addresses, too. This required
> changes to all block drivers as the signature of block_read(),
> block_write() and block_erase() in block_dev_desc_t changed.
> 
> Signed-off-by: Sascha Silbe <t-uboot at infra-silbe.de>

Applied to u-boot/master, thanks!

-- 
Tom
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