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authorEdgar E. Iglesias <edgar.iglesias@xilinx.com>2018-10-11 04:19:24 +0200
committerPeter Maydell <peter.maydell@linaro.org>2018-10-16 17:13:49 +0100
commite48fdd9d90423d1530b49bbd61b4bbcb49198b33 (patch)
treeec8bc051df440eb48b2ccec976b4dc6a17965161 /include/hw/net/cadence_gem.h
parent8568313f3bdf4bc1de7ace0eb5b92343fc19f3c8 (diff)
downloadfocaccia-qemu-e48fdd9d90423d1530b49bbd61b4bbcb49198b33.tar.gz
focaccia-qemu-e48fdd9d90423d1530b49bbd61b4bbcb49198b33.zip
net: cadence_gem: Add support for extended descriptors
Add support for extended descriptors with optional 64bit
addressing and timestamping. QEMU will not yet provide
timestamps (always leaving the valid timestamp bit as zero).

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 20181011021931.4249-6-edgar.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/net/cadence_gem.h')
-rw-r--r--include/hw/net/cadence_gem.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/hw/net/cadence_gem.h b/include/hw/net/cadence_gem.h
index b33ef6513b..00dbf4f72e 100644
--- a/include/hw/net/cadence_gem.h
+++ b/include/hw/net/cadence_gem.h
@@ -33,7 +33,7 @@
 #define CADENCE_GEM_MAXREG        (0x00000800 / 4) /* Last valid GEM address */
 
 /* Max number of words in a DMA descriptor.  */
-#define DESC_MAX_NUM_WORDS              2
+#define DESC_MAX_NUM_WORDS              6
 
 #define MAX_PRIORITY_QUEUES             8
 #define MAX_TYPE1_SCREENERS             16