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[Qemu-devel] [PATCH 17/17] cadence_gem: Add debug msgs for rx desc movem


From: Peter Maydell
Subject: [Qemu-devel] [PATCH 17/17] cadence_gem: Add debug msgs for rx desc movement
Date: Thu, 28 Feb 2013 18:54:03 +0000

From: Peter Crosthwaite <address@hidden>

Add some helpful messages that show the rx descriptor pointer moving as packets
are rxed.

Signed-off-by: Peter Crosthwaite <address@hidden>
Message-id: address@hidden
Signed-off-by: Peter Maydell <address@hidden>
---
 hw/cadence_gem.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/hw/cadence_gem.c b/hw/cadence_gem.c
index 61f1801..de7d15a 100644
--- a/hw/cadence_gem.c
+++ b/hw/cadence_gem.c
@@ -724,7 +724,9 @@ static ssize_t gem_receive(NetClientState *nc, const 
uint8_t *buf, size_t size)
     s->rx_desc_addr = last_desc_addr;
     if (rx_desc_get_wrap(desc)) {
         s->rx_desc_addr = s->regs[GEM_RXQBASE];
+        DB_PRINT("wrapping RX descriptor list\n");
     } else {
+        DB_PRINT("incrementing RX descriptor list\n");
         s->rx_desc_addr += 8;
     }
 
-- 
1.7.9.5




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