[Xen-devel] [PATCH]Fix the issue of on x86_64, rhel4 can not get into runlevel 5.

["Ling, Xiaofeng" <xiaofeng.ling@xxxxxxxxx>]

Fix the issue of on x86_64, rhel4 can not get into runlevel 5.
Xserver will scan pci and the cirrus VGA driver will register
mmio each time, cause mmio array out of space.

Signed-off-by: Xiaofeng Ling <xiaofeng.ling@xxxxxxxxx>



# HG changeset patch
# User Xiaofeng Ling <xiaofeng.ling@xxxxxxxxx>
# Node ID 43babde5b5096f3b9a9ef0f73779927ac8f08c97
# Parent  dc250958aebbe72d603f0e1584b12a0525f570e3
Fix the issue of on x86_64, rhel4 can not get into runlevel 5.
Xserver will scan pci and the cirrus VGA driver will register
mmio each time, cause mmio array out of space.

Signed-off-by: Xiaofeng Ling <xiaofeng.ling@xxxxxxxxx>

diff -r dc250958aebb -r 43babde5b509 tools/ioemu/exec.c
--- a/tools/ioemu/exec.c        Fri Nov 25 15:04:57 2005 +0800
+++ b/tools/ioemu/exec.c        Fri Nov 25 15:42:16 2005 +0800
@@ -262,6 +262,15 @@
                                   unsigned long size,
                                   unsigned long phys_offset)
 {
+        int i;
+
+        for (i = 0; i < mmio_cnt; i++) { 
+            if(mmio[i].start == start_addr) {
+                mmio[i].io_index = phys_offset;
+                mmio[i].size = size;
+                return;
+            }
+        }
         if (mmio_cnt == MAX_MMIO) {
                 fprintf(logfile, "too many mmio regions\n");
                 exit(-1);

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