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authorRoy Zang <tie-fei.zang@freescale.com>2009-08-22 03:49:52 +0800
committerWolfgang Denk <wd@denx.de>2009-09-04 22:03:02 +0200
commit9ea005fb4428c922536fa75991ce9972304a02fb (patch)
tree7cec93321d8a755b929377feb3d0b955f404bf30 /drivers/net/e1000.c
parent5b34a296d47b236dafbcaf1c91ae11b5aeb1ef51 (diff)
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Use different PBA value for E1000 PCI and PCIe cards
Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Acked-by: André Schwarz <andre.schwarz@matrix-vision.de>
Diffstat (limited to 'drivers/net/e1000.c')
-rw-r--r--drivers/net/e1000.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c
index b8dd9f2..7f9f783 100644
--- a/drivers/net/e1000.c
+++ b/drivers/net/e1000.c
@@ -50,7 +50,8 @@ tested on both gig copper and gig fiber boards
#define bus_to_phys(devno, a) pci_mem_to_phys(devno, a)
#define mdelay(n) udelay((n)*1000)
-#define E1000_DEFAULT_PBA 0x000a0026
+#define E1000_DEFAULT_PCI_PBA 0x00000030
+#define E1000_DEFAULT_PCIE_PBA 0x000a0026
/* NIC specific static variables go here */
@@ -1349,9 +1350,16 @@ e1000_reset_hw(struct e1000_hw *hw)
uint32_t ctrl_ext;
uint32_t icr;
uint32_t manc;
+ uint32_t pba = 0;
DEBUGFUNC();
+ /* get the correct pba value for both PCI and PCIe*/
+ if (hw->mac_type < e1000_82571)
+ pba = E1000_DEFAULT_PCI_PBA;
+ else
+ pba = E1000_DEFAULT_PCIE_PBA;
+
/* For 82542 (rev 2.0), disable MWI before issuing a device reset */
if (hw->mac_type == e1000_82542_rev2_0) {
DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
@@ -1419,7 +1427,7 @@ e1000_reset_hw(struct e1000_hw *hw)
if (hw->mac_type == e1000_82542_rev2_0) {
pci_write_config_word(hw->pdev, PCI_COMMAND, hw->pci_cmd_word);
}
- E1000_WRITE_REG(hw, PBA, E1000_DEFAULT_PBA);
+ E1000_WRITE_REG(hw, PBA, pba);
}
/******************************************************************************