diff mbox

[V3,06/41] xen/arm: Load dtb after dom0 kernel

Message ID 1368152307-598-7-git-send-email-julien.grall@linaro.org
State Accepted, archived
Headers show

Commit Message

Julien Grall May 10, 2013, 2:17 a.m. UTC 
On some setup, the first linux page table is at 0x40004000. Xen will load
dom0 device tree at 0x4000100. In case of the device tree is big, linux will
corrupt the device tree.

Signed-off-by: Julien Grall <julien.grall@linaro.org>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
---
 xen/arch/arm/domain_build.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
index 8748272..6581492 100644
--- a/xen/arch/arm/domain_build.c
+++ b/xen/arch/arm/domain_build.c
@@ -407,8 +407,9 @@  int construct_dom0(struct domain *d)
     /* The following loads use the domain's p2m */
     p2m_load_VTTBR(d);
 
-    dtb_load(&kinfo);
+    kinfo.dtb_paddr = kinfo.zimage.load_addr + kinfo.zimage.len;
     kernel_load(&kinfo);
+    dtb_load(&kinfo);
 
     discard_initial_modules();