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-rw-r--r--meta/recipes-devtools/dosfstools/dosfstools/alignment_hack.patch34
1 files changed, 34 insertions, 0 deletions
diff --git a/meta/recipes-devtools/dosfstools/dosfstools/alignment_hack.patch b/meta/recipes-devtools/dosfstools/dosfstools/alignment_hack.patch
new file mode 100644
index 0000000..e15060a
--- /dev/null
+++ b/meta/recipes-devtools/dosfstools/dosfstools/alignment_hack.patch
@@ -0,0 +1,34 @@
+The problem is that unsigned char[2] is
+guranteed to be 8Bit aligned on arm
+but unsigned short is/needs to be 16bit aligned
+the union { unsigned short; unsigned char[2] } trick
+didn't work so no we use the alpha hack.
+
+memcpy into an 16bit aligned
+
+ -zecke
+
+
+--- dosfstools/dosfsck/boot.c.orig 2003-05-15 19:32:23.000000000 +0200
++++ dosfstools/dosfsck/boot.c 2003-06-13 17:44:25.000000000 +0200
+@@ -36,17 +36,15 @@
+ { 0xff, "5.25\" 320k floppy 2s/40tr/8sec" },
+ };
+
+-#if defined __alpha || defined __ia64__ || defined __s390x__ || defined __x86_64__ || defined __ppc64__
++
+ /* Unaligned fields must first be copied byte-wise */
+ #define GET_UNALIGNED_W(f) \
+ ({ \
+ unsigned short __v; \
+ memcpy( &__v, &f, sizeof(__v) ); \
+- CF_LE_W( *(unsigned short *)&f ); \
++ CF_LE_W( *(unsigned short *)&__v ); \
+ })
+-#else
+-#define GET_UNALIGNED_W(f) CF_LE_W( *(unsigned short *)&f )
+-#endif
++
+
+
+ static char *get_media_descr( unsigned char media )
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