diff mbox

[Xen-devel,for-4.5,3/4] xen: arm: correct specific mappings for PCIE0 on X-Gene

Message ID 1416329088-23328-3-git-send-email-ian.campbell@citrix.com
State New
Headers show

Commit Message

Ian Campbell Nov. 18, 2014, 4:44 p.m. UTC 
The region assigned to PCIE0, according to the docs, is 0x0e000000000 to
0x10000000000. They make no distinction between PCI CFG and PCI IO mem within
this range (in fact, I'm not sure that isn't up to the driver).

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
---
 xen/arch/arm/platforms/xgene-storm.c |   18 ++----------------
 1 file changed, 2 insertions(+), 16 deletions(-)

Comments

Julien Grall Nov. 18, 2014, 5:04 p.m. UTC | #1 
Hi Ian,

On 11/18/2014 04:44 PM, Ian Campbell wrote:
> The region assigned to PCIE0, according to the docs, is 0x0e000000000 to
> 0x10000000000. They make no distinction between PCI CFG and PCI IO mem within
> this range (in fact, I'm not sure that isn't up to the driver).
> 
> Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Reviewed-by: Julien Grall <julien.grall@linaro.org>

Regards,
diff mbox

Patch

diff --git a/xen/arch/arm/platforms/xgene-storm.c b/xen/arch/arm/platforms/xgene-storm.c
index 38674cd..6c432a1 100644
--- a/xen/arch/arm/platforms/xgene-storm.c
+++ b/xen/arch/arm/platforms/xgene-storm.c
@@ -89,22 +89,8 @@  static int xgene_storm_specific_mapping(struct domain *d)
     int ret;
 
     /* Map the PCIe bus resources */
-    ret = map_one_mmio(d, "PCI MEM REGION", paddr_to_pfn(0xe000000000UL),
-                                            paddr_to_pfn(0xe010000000UL));
-    if ( ret )
-        goto err;
-
-    ret = map_one_mmio(d, "PCI IO REGION", paddr_to_pfn(0xe080000000UL),
-                                           paddr_to_pfn(0xe080010000UL));
-    if ( ret )
-        goto err;
-
-    ret = map_one_mmio(d, "PCI CFG REGION", paddr_to_pfn(0xe0d0000000UL),
-                                            paddr_to_pfn(0xe0d0200000UL));
-    if ( ret )
-        goto err;
-    ret = map_one_mmio(d, "PCI MSI REGION", paddr_to_pfn(0xe010000000UL),
-                                            paddr_to_pfn(0xe010800000UL));
+    ret = map_one_mmio(d, "PCI MEMORY", paddr_to_pfn(0x0e000000000UL),
+                                        paddr_to_pfn(0x01000000000UL));
     if ( ret )
         goto err;