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netxen: onchip memory access change

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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>
This commit is contained in:
Amit Kumar Salecha
2009-10-16 15:50:09 +00:00
committed by David S. Miller
parent 0be367bd5d
commit 6abb4b83ea
3 changed files with 17 additions and 9 deletions
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6
drivers/net/netxen/netxen_nic_main.c
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@@ -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)));
}