Dear Ian,
On Sat, 2014-04-19 at 14:52 +0100, Ian Campbell wrote:
> struct dw_eth_dev contains fields which are accessed via DMA, so make sure it
> is aligned to a dma boundary. Without this I see:
> ERROR: v7_dcache_inval_range - start address is not aligned - 0x7fb677e0
>
> Signed-off-by: Ian Campbell <ian.campb...@citrix.com>
> ---
> drivers/net/designware.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/designware.c b/drivers/net/designware.c
> index 6ece479..1120f70 100644
> --- a/drivers/net/designware.c
> +++ b/drivers/net/designware.c
> @@ -412,7 +412,8 @@ int designware_initialize(ulong base_addr, u32 interface)
> * Since the priv structure contains the descriptors which need a strict
> * buswidth alignment, memalign is used to allocate memory
> */
> - priv = (struct dw_eth_dev *) memalign(16, sizeof(struct dw_eth_dev));
> + priv = (struct dw_eth_dev *) memalign(ARCH_DMA_MINALIGN,
> + sizeof(struct dw_eth_dev));
> if (!priv) {
> free(dev);
> return -ENOMEM;
Thanks for this fix.
It was a left-over from initially submitted driver and I missed this
hard-coded item.
Still I haven't tried to execute this on the real board.
Hope to do it soon but I don't expect any issues.
Regards,
Alexey
Reviewed-by: Alexey Brodkin <abrod...@synopsys.com>
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