Commit ea6828b8 authored by Dhananjay Phadke's avatar Dhananjay Phadke Committed by David S. Miller

netxen: improve pci memory access

o Access on card memory through memory controller (agent)
  rather than moving small pci window around. Clean up the
  code for moving windows around.

o Restrict memory accesss to 64 bit, currently only firmware
  download uses this.
Signed-off-by: default avatarDhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f78c0850
...@@ -552,8 +552,8 @@ struct netxen_hardware_context { ...@@ -552,8 +552,8 @@ struct netxen_hardware_context {
int qdr_sn_window; int qdr_sn_window;
int ddr_mn_window; int ddr_mn_window;
unsigned long mn_win_crb; u32 mn_win_crb;
unsigned long ms_win_crb; u32 ms_win_crb;
u8 cut_through; u8 cut_through;
u8 revision_id; u8 revision_id;
......
This diff is collapsed.
...@@ -643,9 +643,10 @@ netxen_setup_pci_map(struct netxen_adapter *adapter) ...@@ -643,9 +643,10 @@ netxen_setup_pci_map(struct netxen_adapter *adapter)
adapter->ahw.ddr_mn_window = 0; adapter->ahw.ddr_mn_window = 0;
adapter->ahw.qdr_sn_window = 0; adapter->ahw.qdr_sn_window = 0;
adapter->ahw.mn_win_crb = 0x100000 + PCIX_MN_WINDOW + adapter->ahw.mn_win_crb = NETXEN_PCI_CRBSPACE +
(pci_func * 0x20); 0x100000 + PCIX_MN_WINDOW + (pci_func * 0x20);
adapter->ahw.ms_win_crb = 0x100000 + PCIX_SN_WINDOW; adapter->ahw.ms_win_crb = NETXEN_PCI_CRBSPACE +
0x100000 + PCIX_SN_WINDOW;
if (pci_func < 4) if (pci_func < 4)
adapter->ahw.ms_win_crb += (pci_func * 0x20); adapter->ahw.ms_win_crb += (pci_func * 0x20);
else else
......
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