On 02/06/2022 09:27, Christian MAUDERER wrote:
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.
Can we please keep this a compile time constant as it is. The 64
descriptors should be more than enough.
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