netxen: onchip memory access change

Add support for different windowing scheme for on chip
memory in future chip revisions. This is required by
diagnostic tools.

Signed-off-by: Amit Kumar Salecha <amit@netxen.com>
Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 2d772dd381f..30d9afe7366 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -649,7 +649,11 @@ netxen_setup_pci_map(struct netxen_adapter *adapter)
         adapter->ahw.pci_base1 = mem_ptr1;
         adapter->ahw.pci_base2 = mem_ptr2;
 
-        if (!NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
+        if (NX_IS_REVISION_P3P(adapter->ahw.revision_id)) {
+                adapter->ahw.ocm_win_crb = netxen_get_ioaddr(adapter,
+                        NETXEN_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(pci_func)));
+
+        } else if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
                 adapter->ahw.ocm_win_crb = netxen_get_ioaddr(adapter,
                         NETXEN_PCIX_PS_REG(PCIE_MN_WINDOW_REG(pci_func)));
         }