From patchwork Mon Feb 15 01:53:08 2010
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Subject: pcnet APROMWE bit location
Date: Sun, 14 Feb 2010 15:53:08 -0000
From: Chris Kilgour <techie@whiterocker.com>
X-Patchwork-Id: 45343
Message-Id: <4B78A904.9020700@whiterocker.com>
To: qemu-devel@nongnu.org

I don't subscribe to the list, so please excuse any breach of etiquette. 

According to AMD document 21485D pp.141, APROMWE is bit 8 of BCR2.

Signed-off-by: Christopher Kilgour <techie <at> whiterocker.com>

---


diff --git a/hw/pcnet.c b/hw/pcnet.c
index 44b5b31..f889898 100644
--- a/hw/pcnet.c
+++ b/hw/pcnet.c
@@ -1601,7 +1601,7 @@ static void pcnet_aprom_writeb(void *opaque,
uint32_t addr
     printf("pcnet_aprom_writeb addr=0x%08x val=0x%02x\n", addr, val);
 #endif
     /* Check APROMWE bit to enable write access */
-    if (pcnet_bcr_readw(s,2) & 0x80)
+    if (pcnet_bcr_readw(s,2) & 0x100)
         s->prom[addr & 15] = val;
 }