On Tue, Jul 03, 2012 at 11:29:31PM +0200, Marek Vasut wrote:
> Dear Lukasz Majewski,
>
> > Support for MMC storage devices to work with DFU framework.
> >
> > Signed-off-by: Lukasz Majewski <l.majew...@samsung.com>
> > Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
> > Cc: Marek Vasut <ma...@denx.de>
> > ---
>
> [...]
>
> > +
> > +#include <common.h>
> > +#include <malloc.h>
> > +#include <dfu.h>
> > +
> > +int dfu_write_medium_mmc(struct dfu_entity *dfu, void *buf, long *len)
> > +{
> > + ALLOC_CACHE_ALIGN_BUFFER(char, cmd_buf, DFU_CMD_BUF_SIZE);
> > +
> > + memset(cmd_buf, '\0', sizeof(cmd_buf));
> > +
> > + switch (dfu->layout) {
> > + case RAW_ADDR:
> > + sprintf(cmd_buf, "mmc write 0x%x %x %x", (unsigned int) buf,
> > + dfu->data.mmc.lba_start, dfu->data.mmc.lba_size);
> > + break;
> > + case FAT:
> > + sprintf(cmd_buf, "fatwrite mmc %d:%d 0x%x %s %lx",
> > + dfu->data.mmc.dev, dfu->data.mmc.part,
> > + (unsigned int) buf, dfu->name, *len);
> > + break;
> > + default:
> > + printf("%s: Wrong layout!\n", __func__);
> > + }
> > +
> > + debug("%s: %s 0x%p\n", __func__, cmd_buf, cmd_buf);
> > + run_command(cmd_buf, 0);
>
> Holy Moly ... can we not make this into simple calls to those subsystems ?
> Instead invoking command is crazy ;-)
Are they really simple? There's a few other places we do this, and so
long as it's documented that DFU depends on CONFIG_FAT_WRITE for writing
to fat and so forth.
--
Tom
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