Hi Pantelis, > Hi Lukasz, > > Looks fine to me.
> Let me run a few tests over the weekend
I was wondering if we could share tests for DFU?
Will it be suitable to put it in the ./test/dfu?
> and I'll
> apply.
>
> Thanks
>
> -- Pantelis
>
> On Feb 21, 2014, at 9:23 AM, Lukasz Majewski wrote:
>
> > For some time we have been using the run_command() with properly
> > crafted string. Such approach turned to be unreliable and error
> > prone.
> >
> > Switch to "native" mmc subsystem API would allow better type
> > checking and shall improve speed.
> >
> > Also, it seems that this API is changing less often than u-boot
> > commands. The approach similar to env operations on the eMMC has
> > been reused.
> >
> > Signed-off-by: Lukasz Majewski <l.majew...@samsung.com>
> > ---
> > drivers/dfu/dfu_mmc.c | 31 ++++++++++++++++++++++++-------
> > 1 file changed, 24 insertions(+), 7 deletions(-)
> >
> > diff --git a/drivers/dfu/dfu_mmc.c b/drivers/dfu/dfu_mmc.c
> > index 0816f46..651cfff 100644
> > --- a/drivers/dfu/dfu_mmc.c
> > +++ b/drivers/dfu/dfu_mmc.c
> > @@ -12,6 +12,7 @@
> > #include <errno.h>
> > #include <div64.h>
> > #include <dfu.h>
> > +#include <mmc.h>
> >
> > static unsigned char __aligned(CONFIG_SYS_CACHELINE_SIZE)
> > dfu_file_buf[CONFIG_SYS_DFU_MAX_FILE_SIZE];
> > @@ -20,8 +21,8 @@ static long dfu_file_buf_len;
> > static int mmc_block_op(enum dfu_op op, struct dfu_entity *dfu,
> > u64 offset, void *buf, long *len)
> > {
> > - char cmd_buf[DFU_CMD_BUF_SIZE];
> > - u32 blk_start, blk_count;
> > + struct mmc *mmc = find_mmc_device(dfu->dev_num);
> > + u32 blk_start, blk_count, n = 0;
> >
> > /*
> > * We must ensure that we work in lba_blk_size chunks, so
> > ALIGN @@ -38,12 +39,28 @@ static int mmc_block_op(enum dfu_op op,
> > struct dfu_entity *dfu, return -EINVAL;
> > }
> >
> > - sprintf(cmd_buf, "mmc %s %p %x %x",
> > - op == DFU_OP_READ ? "read" : "write",
> > - buf, blk_start, blk_count);
> > + debug("%s: %s dev: %d start: %d cnt: %d buf: 0x%p\n",
> > __func__,
> > + op == DFU_OP_READ ? "MMC READ" : "MMC WRITE",
> > dfu->dev_num,
> > + blk_start, blk_count, buf);
> > + switch (op) {
> > + case DFU_OP_READ:
> > + n = mmc->block_dev.block_read(dfu->dev_num,
> > blk_start,
> > + blk_count, buf);
> > + break;
> > + case DFU_OP_WRITE:
> > + n = mmc->block_dev.block_write(dfu->dev_num,
> > blk_start,
> > + blk_count, buf);
> > + break;
> > + default:
> > + error("Operation not supported\n");
> > + }
> >
> > - debug("%s: %s 0x%p\n", __func__, cmd_buf, cmd_buf);
> > - return run_command(cmd_buf, 0);
> > + if (n != blk_count) {
> > + error("MMC operation failed");
> > + return -EIO;
> > + }
> > +
> > + return 0;
> > }
> >
> > static int mmc_file_buffer(struct dfu_entity *dfu, void *buf, long
> > *len) --
> > 1.7.10.4
> >
>
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