From: Keir Fraser <keir.fraser@citrix.com>
Date: Thu, 28 Aug 2008 08:59:49 +0000 (+0100)
Subject: hvmloader: skip upper field of 64 bit base address register.
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~14113^2~15
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https://%22%22/%22http:/www.example.com/cgi/%22https:/%22%22?a=commitdiff_plain;h=1ceec08ea268db3e303b8d3eb766a6b251c72054;p=xen.git

hvmloader: skip upper field of 64 bit base address register.

Signed-off-by: Yuji Shimada <shimada-yxb@necst.nec.co.jp>
---

diff --git a/tools/firmware/hvmloader/hvmloader.c b/tools/firmware/hvmloader/hvmloader.c
index d12dc916b9..9b578d89e7 100644
--- a/tools/firmware/hvmloader/hvmloader.c
+++ b/tools/firmware/hvmloader/hvmloader.c
@@ -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. */