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[Xen-changelog] [xen-unstable] hvmloader: skip upper field of 64 bit bas

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Subject:	[Xen-changelog] [xen-unstable] hvmloader: skip upper field of 64 bit base address register.
From:	Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date:	Fri, 29 Aug 2008 08:30:16 -0700
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# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1219913989 -3600
# Node ID 1ac3e2a44dc95909efb7dc56f07409ebdb3229ee
# Parent  5d30ca2b2efd1fed9d12b6771e6a29fe01053af7
hvmloader: skip upper field of 64 bit base address register.

Signed-off-by: Yuji Shimada <shimada-yxb@xxxxxxxxxxxxxxx>
---
 tools/firmware/hvmloader/hvmloader.c |    7 +++++++
 1 files changed, 7 insertions(+)

diff -r 5d30ca2b2efd -r 1ac3e2a44dc9 tools/firmware/hvmloader/hvmloader.c
--- a/tools/firmware/hvmloader/hvmloader.c      Thu Aug 28 09:58:01 2008 +0100
+++ b/tools/firmware/hvmloader/hvmloader.c      Thu Aug 28 09:59:49 2008 +0100
@@ -243,6 +243,13 @@ static void pci_setup(void)
             bars[i].bar_sz  = bar_sz;
 
             nr_bars++;
+
+            /* Skip the upper-half of the address for a 64-bit BAR. */
+            if ( (bar_data & (PCI_BASE_ADDRESS_SPACE |
+                              PCI_BASE_ADDRESS_MEM_TYPE_MASK)) == 
+                 (PCI_BASE_ADDRESS_SPACE_MEMORY | 
+                  PCI_BASE_ADDRESS_MEM_TYPE_64) )
+                bar++;
         }
 
         /* Map the interrupt. */

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