Add ARM v7 big-endian architecture (armv7b)

ARM v7 can operate in either little or big endian modes. Add
support for the big-endian version known as armv7b from uname.
Signed-off-by: NYogesh Tillu <tillu.yogesh@gmail.com>
Signed-off-by: NDaniel P. Berrange <berrange@redhat.com>

src/util/virarch.c

@@ -37,36 +37,38 @@ static const struct virArchData {
     { "alpha",        64, VIR_ARCH_BIG_ENDIAN },
     { "armv6l",       32, VIR_ARCH_LITTLE_ENDIAN },
     { "armv7l",       32, VIR_ARCH_LITTLE_ENDIAN },
+    { "armv7b",       32, VIR_ARCH_BIG_ENDIAN },
+
     { "cris",         32, VIR_ARCH_LITTLE_ENDIAN },
     { "i686",         32, VIR_ARCH_LITTLE_ENDIAN },
-
     { "ia64",         64, VIR_ARCH_LITTLE_ENDIAN },
     { "lm32",         32, VIR_ARCH_BIG_ENDIAN },
     { "m68k",         32, VIR_ARCH_BIG_ENDIAN },
+
     { "microblaze",   32, VIR_ARCH_BIG_ENDIAN },
     { "microblazeel", 32, VIR_ARCH_LITTLE_ENDIAN},
-
     { "mips",         32, VIR_ARCH_BIG_ENDIAN },
     { "mipsel",       32, VIR_ARCH_LITTLE_ENDIAN },
     { "mips64",       64, VIR_ARCH_BIG_ENDIAN },
+
     { "mips64el",     64, VIR_ARCH_LITTLE_ENDIAN },
     { "openrisc",     32, VIR_ARCH_BIG_ENDIAN },
-
     { "parisc",       32, VIR_ARCH_BIG_ENDIAN },
     { "parisc64",     64, VIR_ARCH_BIG_ENDIAN },
     { "ppc",          32, VIR_ARCH_BIG_ENDIAN },
+
     { "ppc64",        64, VIR_ARCH_BIG_ENDIAN },
     { "ppcemb",       32, VIR_ARCH_BIG_ENDIAN },
-
     { "s390",         32, VIR_ARCH_BIG_ENDIAN },
     { "s390x",        64, VIR_ARCH_BIG_ENDIAN },
     { "sh4",          32, VIR_ARCH_LITTLE_ENDIAN },
+
     { "sh4eb",        64, VIR_ARCH_BIG_ENDIAN },
     { "sparc",        32, VIR_ARCH_BIG_ENDIAN },
-
     { "sparc64",      64, VIR_ARCH_BIG_ENDIAN },
     { "unicore32",    32, VIR_ARCH_LITTLE_ENDIAN },
     { "x86_64",       64, VIR_ARCH_LITTLE_ENDIAN },
+
     { "xtensa",       32, VIR_ARCH_LITTLE_ENDIAN },
     { "xtensaeb",     32, VIR_ARCH_BIG_ENDIAN },
 };

src/util/virarch.h

@@ -29,36 +29,38 @@ typedef enum {
     VIR_ARCH_ALPHA,        /* Alpha       64 BE http://en.wikipedia.org/wiki/DEC_Alpha */
     VIR_ARCH_ARMV6L,       /* ARMv6       32 LE http://en.wikipedia.org/wiki/ARM_architecture */
     VIR_ARCH_ARMV7L,       /* ARMv7       32 LE http://en.wikipedia.org/wiki/ARM_architecture */
+    VIR_ARCH_ARMV7B,       /* ARMv7       32 BE http://en.wikipedia.org/wiki/ARM_architecture */
+
     VIR_ARCH_CRIS,         /* ETRAX       32 LE http://en.wikipedia.org/wiki/ETRAX_CRIS */
     VIR_ARCH_I686,         /* x86         32 LE http://en.wikipedia.org/wiki/X86 */
-
     VIR_ARCH_ITANIUM,      /* Itanium     64 LE http://en.wikipedia.org/wiki/Itanium */
     VIR_ARCH_LM32,         /* MilkyMist   32 BE http://en.wikipedia.org/wiki/Milkymist */
     VIR_ARCH_M68K,         /* m68k        32 BE http://en.wikipedia.org/wiki/Motorola_68000_family */
+
     VIR_ARCH_MICROBLAZE,   /* Microblaze  32 BE http://en.wikipedia.org/wiki/MicroBlaze */
     VIR_ARCH_MICROBLAZEEL, /* Microblaze  32 LE http://en.wikipedia.org/wiki/MicroBlaze */
-
     VIR_ARCH_MIPS,         /* MIPS        32 BE http://en.wikipedia.org/wiki/MIPS_architecture */
     VIR_ARCH_MIPSEL,       /* MIPS        32 LE http://en.wikipedia.org/wiki/MIPS_architecture */
     VIR_ARCH_MIPS64,       /* MIPS        64 BE http://en.wikipedia.org/wiki/MIPS_architecture */
+
     VIR_ARCH_MIPS64EL,     /* MIPS        64 LE http://en.wikipedia.org/wiki/MIPS_architecture */
     VIR_ARCH_OR32,         /* OpenRisc    32 BE http://en.wikipedia.org/wiki/OpenRISC#QEMU_support*/
-
     VIR_ARCH_PARISC,       /* PA-Risc     32 BE http://en.wikipedia.org/wiki/PA-RISC */
     VIR_ARCH_PARISC64,     /* PA-Risc     64 BE http://en.wikipedia.org/wiki/PA-RISC */
     VIR_ARCH_PPC,          /* PowerPC     32 BE http://en.wikipedia.org/wiki/PowerPC */
+
     VIR_ARCH_PPC64,        /* PowerPC     64 BE http://en.wikipedia.org/wiki/PowerPC */
     VIR_ARCH_PPCEMB,       /* PowerPC     32 BE http://en.wikipedia.org/wiki/PowerPC */
-
     VIR_ARCH_S390,         /* S390        32 BE http://en.wikipedia.org/wiki/S390 */
     VIR_ARCH_S390X,        /* S390        64 BE http://en.wikipedia.org/wiki/S390x */
     VIR_ARCH_SH4,          /* SuperH4     32 LE http://en.wikipedia.org/wiki/SuperH */
+
     VIR_ARCH_SH4EB,        /* SuperH4     32 BE http://en.wikipedia.org/wiki/SuperH */
     VIR_ARCH_SPARC,        /* Sparc       32 BE http://en.wikipedia.org/wiki/Sparc */
-
     VIR_ARCH_SPARC64,      /* Sparc       64 BE http://en.wikipedia.org/wiki/Sparc */
     VIR_ARCH_UNICORE32,    /* UniCore     32 LE http://en.wikipedia.org/wiki/Unicore*/
     VIR_ARCH_X86_64,       /* x86         64 LE http://en.wikipedia.org/wiki/X86 */
+
     VIR_ARCH_XTENSA,       /* XTensa      32 LE http://en.wikipedia.org/wiki/Xtensa#Processor_Cores */
     VIR_ARCH_XTENSAEB,     /* XTensa      32 BE http://en.wikipedia.org/wiki/Xtensa#Processor_Cores */