Module Name: src
Committed By: chs
Date: Sun Sep 23 01:12:01 UTC 2012
Modified Files:
src/sys/dev/pci: if_nfe.c
Log Message:
use 64-bit DMA where possible.
To generate a diff of this commit:
cvs rdiff -u -r1.56 -r1.57 src/sys/dev/pci/if_nfe.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/pci/if_nfe.c
diff -u src/sys/dev/pci/if_nfe.c:1.56 src/sys/dev/pci/if_nfe.c:1.57
--- src/sys/dev/pci/if_nfe.c:1.56 Sun Jul 22 14:33:03 2012
+++ src/sys/dev/pci/if_nfe.c Sun Sep 23 01:12:01 2012
@@ -1,4 +1,4 @@
-/* $NetBSD: if_nfe.c,v 1.56 2012/07/22 14:33:03 matt Exp $ */
+/* $NetBSD: if_nfe.c,v 1.57 2012/09/23 01:12:01 chs Exp $ */
/* $OpenBSD: if_nfe.c,v 1.77 2008/02/05 16:52:50 brad Exp $ */
/*-
@@ -21,7 +21,7 @@
/* Driver for NVIDIA nForce MCP Fast Ethernet and Gigabit Ethernet */
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_nfe.c,v 1.56 2012/07/22 14:33:03 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_nfe.c,v 1.57 2012/09/23 01:12:01 chs Exp $");
#include "opt_inet.h"
#include "vlan.h"
@@ -255,8 +255,6 @@ nfe_attach(device_t parent, device_t sel
}
aprint_normal_dev(self, "interrupting at %s\n", intrstr);
- sc->sc_dmat = pa->pa_dmat;
-
csr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
csr |= PCI_COMMAND_MASTER_ENABLE;
pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, csr);
@@ -324,6 +322,11 @@ nfe_attach(device_t parent, device_t sel
break;
}
+ if (pci_dma64_available(pa) && (sc->sc_flags & NFE_40BIT_ADDR) != 0)
+ sc->sc_dmat = pa->pa_dmat64;
+ else
+ sc->sc_dmat = pa->pa_dmat;
+
nfe_poweron(self);
#ifndef NFE_NO_JUMBO
