[XEN v4 11/11] xen/arm: p2m: Enable support for 32bit IPA for ARM_32

[Ayan Kumar Halder <ayan.kumar.halder@amd.com>]

The pabits, t0sz, root_order and sl0 values are the same as those for
ARM_64.

Signed-off-by: Ayan Kumar Halder <ayan.kumar.halder@amd.com>
---

Changes from -

v1 - New patch.

v2 - 1. Added Ack.

v3 - 1. Dropped Ack. 
2. Rebased the patch based on the previous change.

 xen/arch/arm/p2m.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c
index f34b6e6f11..20beecc6e8 100644
--- a/xen/arch/arm/p2m.c
+++ b/xen/arch/arm/p2m.c
@@ -2272,8 +2272,9 @@ void __init setup_virt_paging(void)
         unsigned int sl0;    /* Desired SL0, maximum in comment */
     } pa_range_info[] __initconst = {
 #ifdef CONFIG_ARM_32
-        [0] = { 40,      24/*24*/,  1,          1 },
-        [1] = { 0 } /* Invalid */
+        [0] = { 32,      32/*32*/,  0,          1 },
+        [1] = { 40,      24/*24*/,  1,          1 },
+        [2] = { 0 } /* Invalid */
 #else
         /* T0SZ minimum and SL0 maximum from ARM DDI 0487H.a Table D5-6 */
         /*      PA size, t0sz(min), root-order, sl0(max) */
-- 
2.17.1