pixman: fix qemu workaround

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

2 files changed, 33 insertions, 32 deletions

diff --git a/meta-oe/recipes-graphics/xorg-lib/pixman-0.27.2/0001-ARM-qemu-related-workarounds-in-cpu-features-detecti.patch b/meta-oe/recipes-graphics/xorg-lib/pixman-0.27.2/0001-ARM-qemu-related-workarounds-in-cpu-features-detecti.patch
index 8a1c524a83..4569dca01e 100644
--- a/meta-oe/recipes-graphics/xorg-lib/pixman-0.27.2/0001-ARM-qemu-related-workarounds-in-cpu-features-detecti.patch
+++ b/meta-oe/recipes-graphics/xorg-lib/pixman-0.27.2/0001-ARM-qemu-related-workarounds-in-cpu-features-detecti.patch
@@ -1,25 +1,27 @@
-From d140e69c1d76ed61d1feb53b79820951707ee5a6 Mon Sep 17 00:00:00 2001
+From a0f53e1dbb3851bb0f0efcfdbd565b05e4be9cac Mon Sep 17 00:00:00 2001
 From: =?UTF-8?q?Andreas=20M=C3=BCller?= <schnitzeltony@googlemail.com>
-Date: Sun, 19 Aug 2012 15:15:45 +0200
+Date: Thu, 23 Aug 2012 18:10:57 +0200
 Subject: [PATCH 1/2] ARM: qemu related workarounds in cpu features detection
  code
 MIME-Version: 1.0
 Content-Type: text/plain; charset=UTF-8
 Content-Transfer-Encoding: 8bit
 
-This was ported from meta-oe's patch [1]
+This was ported from meta-oe's patch [1]. The original pixman patch is found
+at [2].
 
 [1] http://cgit.openembedded.org/meta-openembedded/tree/meta-oe/recipes-graphics/xorg-lib/pixman-0.26.2/0001-ARM-qemu-related-workarounds-in-cpu-features-detecti.patch
+[2] http://lists.freedesktop.org/archives/pixman/2011-January/000906.html
 
 Upstream-Status: Inappropriate [other] qemu fix
 
 Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
 ---
- pixman/pixman-arm.c |   74 +++++++++++++++++++++++++++++++++++++++++++++++---
- 1 files changed, 69 insertions(+), 5 deletions(-)
+ pixman/pixman-arm.c |   82 ++++++++++++++++++++++++++++++++++++++++----------
+ 1 files changed, 65 insertions(+), 17 deletions(-)
 
 diff --git a/pixman/pixman-arm.c b/pixman/pixman-arm.c
-index 23374e4..d0771fd 100644
+index 23374e4..d98bda6 100644
 --- a/pixman/pixman-arm.c
 +++ b/pixman/pixman-arm.c
 @@ -129,16 +129,35 @@ detect_cpu_features (void)
@@ -58,40 +60,34 @@ index 23374e4..d0771fd 100644
  
      fd = open ("/proc/self/auxv", O_RDONLY);
      if (fd >= 0)
-@@ -147,22 +166,23 @@ detect_cpu_features (void)
+@@ -147,32 +166,61 @@ detect_cpu_features (void)
         {
             if (aux.a_type == AT_HWCAP)
             {
 -               uint32_t hwcap = aux.a_un.a_val;
-+               hwcap = aux.a_un.a_val;
- 
-                /* hardcode these values to avoid depending on specific
-                 * versions of the hwcap header, e.g. HWCAP_NEON
-                 */
+-
+-               /* hardcode these values to avoid depending on specific
+-                * versions of the hwcap header, e.g. HWCAP_NEON
+-                */
 -               if ((hwcap & 64) != 0)
-+               if ((hwcap & ARM_HWCAP_VFP) != 0)
-                    features |= ARM_VFP;
+-                   features |= ARM_VFP;
 -               if ((hwcap & 512) != 0)
-+               if ((hwcap & ARM_HWCAP_IWMMXT) != 0)
-                    features |= ARM_IWMMXT;
-                /* this flag is only present on kernel 2.6.29 */
+-                   features |= ARM_IWMMXT;
+-               /* this flag is only present on kernel 2.6.29 */
 -               if ((hwcap & 4096) != 0)
-+               if ((hwcap & ARM_HWCAP_NEON) != 0)
-                    features |= ARM_NEON;
+-                   features |= ARM_NEON;
++               hwcap = aux.a_un.a_val;
             }
             else if (aux.a_type == AT_PLATFORM)
             {
 -               const char *plat = (const char*) aux.a_un.a_val;
+-
+-               if (strncmp (plat, "v7l", 3) == 0)
 +               plat = (const char*) aux.a_un.a_val;
 +               plat_cnt++;
- 
-                if (strncmp (plat, "v7l", 3) == 0)
-                    features |= (ARM_V7 | ARM_V6);
-@@ -171,8 +191,52 @@ detect_cpu_features (void)
-            }
-        }
-        close (fd);
-+
++           }
++       }
++       close (fd);
 +       if (plat == NULL || plat_cnt != 1 || *plat != 'v')
 +       {
 +           /*
@@ -106,17 +102,19 @@ index 23374e4..d0771fd 100644
 +           {
 +               if (strcmp (u.machine, "armv7l") == 0)
 +               {
-+                   features |= (ARM_V7 | ARM_V6);
+                    features |= (ARM_V7 | ARM_V6);
+-               else if (strncmp (plat, "v6l", 3) == 0)
 +                   hwcap |= ARM_HWCAP_VFP;  /* qemu is supposed to emulate vfp */
 +                   hwcap |= ARM_HWCAP_NEON; /* qemu is supposed to emulate neon */
 +               }
 +               else if (strcmp (u.machine, "armv6l") == 0)
 +               {
-+                   features |= ARM_V6;
+                    features |= ARM_V6;
 +                   hwcap |= ARM_HWCAP_VFP;  /* qemu is supposed to emulate vfp */
 +               }
-+           }
-+       }
+            }
+        }
+-       close (fd);
 +       else if (strncmp (plat, "v7l", 3) == 0)
 +       {
 +           features |= (ARM_V7 | ARM_V6);
@@ -134,6 +132,7 @@ index 23374e4..d0771fd 100644
 +        features |= ARM_VFP;
 +    if ((hwcap & ARM_HWCAP_IWMMXT) != 0)
 +        features |= ARM_IWMMXT;
++    /* this flag is only present on kernel 2.6.29 */
 +    if ((hwcap & ARM_HWCAP_NEON) != 0)
 +        features |= ARM_NEON;
 +
@@ -141,5 +140,5 @@ index 23374e4..d0771fd 100644
  }
  
 -- 
-1.7.4.4
+1.7.6.5
 
diff --git a/meta-oe/recipes-graphics/xorg-lib/pixman_0.27.2.bbappend b/meta-oe/recipes-graphics/xorg-lib/pixman_0.27.2.bbappend
index a04a549a5c..c677167248 100644
--- a/meta-oe/recipes-graphics/xorg-lib/pixman_0.27.2.bbappend
+++ b/meta-oe/recipes-graphics/xorg-lib/pixman_0.27.2.bbappend
@@ -1,5 +1,7 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/${P}:"
 
+PRINC := "${@int(PRINC) + 1}"
+
 SRC_URI += " \
   file://0001-ARM-qemu-related-workarounds-in-cpu-features-detecti.patch \
   file://0002-Generic-C-implementation-of-pixman_blt-with-overlapp.patch \