Hello Gedare, Am 01.06.22 um 14:46 schrieb Gedare Bloom:
On Mon, May 23, 2022 at 6:21 AM Christian Mauderer <christian.maude...@embedded-brains.de> wrote:Typical embedded systems don't have that much memory. Reduce the buffer size to something more sensible for the usual type of application. --- freebsd/sys/dev/ffec/if_ffec.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/freebsd/sys/dev/ffec/if_ffec.c b/freebsd/sys/dev/ffec/if_ffec.c index 47c0f770..4c1e147b 100644 --- a/freebsd/sys/dev/ffec/if_ffec.c +++ b/freebsd/sys/dev/ffec/if_ffec.c @@ -139,9 +139,17 @@ static struct ofw_compat_data compat_data[] = { /* * Driver data and defines. The descriptor counts must be a power of two. */ +#ifndef __rtems__ #define RX_DESC_COUNT 512 +#else /* __rtems__ */ +#define RX_DESC_COUNT 64 +#endif /* __rtems__ */Do we need some way to control this parameter? Or, how will this appear if it breaks something?
I don't expect that there will be any problems. But I can take a look how I can make that a parameter.
Best regards Christian
#define RX_DESC_SIZE (sizeof(struct ffec_hwdesc) * RX_DESC_COUNT) +#ifndef __rtems__ #define TX_DESC_COUNT 512 +#else /* __rtems__ */ +#define TX_DESC_COUNT 64 +#endif /* __rtems__ */ #define TX_DESC_SIZE (sizeof(struct ffec_hwdesc) * TX_DESC_COUNT) #define TX_MAX_DMA_SEGS 8 -- 2.35.3 _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
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