2 files changed, 138 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/meta/conf/machine/include/mips/README b/import-layers/yocto-poky/meta/conf/machine/include/mips/README
new file mode 100644
index 000000000..c375f316d
--- /dev/null
+++ b/import-layers/yocto-poky/meta/conf/machine/include/mips/README
@@ -0,0 +1,36 @@
+2012/03/30 - Mark Hatle <mark.hatle@windriver.com>
+  - Initial Version
+
+MIPS currently defines 12 ABIs.  Combinations of:
+ *) Big/Little Endian
+ *) Hardware/Software Floating Point
+ *) o32, n32, n64 ABI
+
+TUNE_ARCH, the GNU canonical arch, is defined as:
+
+mips${MIPSPKGSFX_BYTE}${MIPSPKGSFX_ENDIAN}
+
+The package arch is defined in such a way to generated a standard naming
+scheme.  The scheme is: <mips variant>[-nf][-n32]
+
+TUNE_PKGARCH is defined as:
+
+${MIPSPKGSFX_VARIANT_tune-${DEFAULTTUNE}}${MIPSPKGSFX_FPU}${MIPSPKGSFX_ABI}
+
+The following is a list of MIPS specific variables:
+
+MIPSPKGSFX_BYTE - This is defined as either blank and "64" for MIPS64 CPUs.
+
+MIPSPKGSFX_ENDIAN - For bigendian hardware this is blank, otherwise it's
+defined as "el".
+
+MIPSPKGSFX_VARIANT_tune-<tune> - In the default tunings it is set to the
+same value as TUNE_ARCH.  In custom, optimized tunings, the value should
+be modified to more precisely describe the tuning.
+
+MIPSPKGSFX_FPU - The value is set to "" or "-nf", where "-nf" indicates 
+that the tune is using a non-floating point ABI.
+
+MIPSPKGSFX_ABI - This is used to specify an alternative ABI when the previous
+values are not enough to distringuish the package.  "-n32" is added when
+building for N32 ABI.
diff --git a/import-layers/yocto-poky/meta/conf/machine/include/mips/arch-mips.inc b/import-layers/yocto-poky/meta/conf/machine/include/mips/arch-mips.inc
new file mode 100644
index 000000000..89d17e7c2
--- /dev/null
+++ b/import-layers/yocto-poky/meta/conf/machine/include/mips/arch-mips.inc
@@ -0,0 +1,102 @@
+# MIPS Architecture definition
+# 12 defined ABIs, all combinations of:
+# *) Big/Little Endian
+# *) Hardware/Software Floating Point
+# *) o32, n32, n64 ABI
+
+DEFAULTTUNE ?= "mips"
+
+# Endianess
+TUNEVALID[bigendian] = "Enable big-endian mode"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'bigendian', ' -meb', ' -mel', d)}"
+
+# ABI flags
+TUNEVALID[o32] = "MIPS o32 ABI"
+TUNECONFLICTS[o32] = "n32 n64"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'o32', ' -mabi=32', '', d)}"
+
+TUNEVALID[n32] = "MIPS64 n32 ABI"
+TUNECONFLICTS[n32] = "o32 n64"
+ABIEXTENSION .= "${@bb.utils.contains('TUNE_FEATURES', 'n32', 'n32', '' ,d)}"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'n32', ' -mabi=n32', '', d)}"
+
+TUNEVALID[n64] = "MIPS64 n64 ABI"
+TUNECONFLICTS[n64] = "o32 n32"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'n64', ' -mabi=64', '', d)}"
+
+# Floating point
+TUNEVALID[fpu-hard] = "Use hardware FPU"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-hard', ' -mhard-float', ' -msoft-float', d)}"
+TARGET_FPU = "${@bb.utils.contains('TUNE_FEATURES', 'fpu-hard', '', 'soft', d)}"
+
+# Package naming
+MIPSPKGSFX_ENDIAN = "${@bb.utils.contains('TUNE_FEATURES', 'bigendian', '', 'el', d)}"
+MIPSPKGSFX_BYTE = "${@bb.utils.contains('TUNE_FEATURES', 'n64' , '64', '', d)}"
+MIPSPKGSFX_BYTE .= "${@bb.utils.contains('TUNE_FEATURES', 'n32' , '64', '', d)}"
+MIPSPKGSFX_FPU = "${@bb.utils.contains('TUNE_FEATURES', 'fpu-hard' , '', '-nf', d)}"
+MIPSPKGSFX_ABI = "${@bb.utils.contains('TUNE_FEATURES', 'n32', '-n32', '', d)}"
+
+TUNE_ARCH = "mips${MIPSPKGSFX_BYTE}${MIPSPKGSFX_ENDIAN}"
+TUNE_PKGARCH = "${MIPSPKGSFX_VARIANT_tune-${DEFAULTTUNE}}${MIPSPKGSFX_FPU}${MIPSPKGSFX_ABI}"
+
+# Base tunes
+AVAILTUNES += "mips mips64-n32 mips64 mipsel mips64el-n32 mips64el mips-nf mips64-nf-n32 mips64-nf mipsel-nf mips64el-nf-n32 mips64el-nf"
+TUNE_FEATURES_tune-mips = "o32 bigendian fpu-hard"
+BASE_LIB_tune-mips = "lib"
+MIPSPKGSFX_VARIANT_tune-mips = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips = "mips"
+
+TUNE_FEATURES_tune-mips64-n32 = "n32 bigendian fpu-hard"
+BASE_LIB_tune-mips64-n32 = "lib32"
+MIPSPKGSFX_VARIANT_tune-mips64-n32 = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64-n32 = "mips64-n32"
+
+TUNE_FEATURES_tune-mips64 = "n64 bigendian fpu-hard"
+BASE_LIB_tune-mips64 = "lib64"
+MIPSPKGSFX_VARIANT_tune-mips64 = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64 = "mips64"
+
+TUNE_FEATURES_tune-mipsel = "o32 fpu-hard"
+BASE_LIB_tune-mipsel = "lib"
+MIPSPKGSFX_VARIANT_tune-mipsel = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mipsel = "mipsel"
+
+TUNE_FEATURES_tune-mips64el-n32 = "n32 fpu-hard"
+BASE_LIB_tune-mips64el-n32 = "lib32"
+MIPSPKGSFX_VARIANT_tune-mips64el-n32 = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64el-n32 = "mips64el-n32"
+
+TUNE_FEATURES_tune-mips64el = "n64 fpu-hard"
+BASE_LIB_tune-mips64el = "lib64"
+MIPSPKGSFX_VARIANT_tune-mips64el = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64el = "mips64el"
+
+TUNE_FEATURES_tune-mips-nf = "o32 bigendian"
+BASE_LIB_tune-mips-nf = "lib"
+MIPSPKGSFX_VARIANT_tune-mips-nf = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips-nf = "mips-nf"
+
+TUNE_FEATURES_tune-mips64-nf-n32 = "n32 bigendian"
+BASE_LIB_tune-mips64-nf-n32 = "lib32"
+MIPSPKGSFX_VARIANT_tune-mips64-nf-n32 = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64-nf-n32 = "mips64-nf-n32"
+
+TUNE_FEATURES_tune-mips64-nf = "n64 bigendian"
+BASE_LIB_tune-mips64-nf = "lib64"
+MIPSPKGSFX_VARIANT_tune-mips64-nf = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64-nf = "mips64-nf"
+
+TUNE_FEATURES_tune-mipsel-nf = "o32"
+BASE_LIB_tune-mipsel-nf = "lib"
+MIPSPKGSFX_VARIANT_tune-mipsel-nf = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mipsel-nf = "mipsel-nf"
+
+TUNE_FEATURES_tune-mips64el-nf-n32 = "n32"
+BASE_LIB_tune-mips64el-nf-n32 = "lib32"
+MIPSPKGSFX_VARIANT_tune-mips64el-nf-n32 = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64el-nf-n32 = "mips64el-nf-n32"
+
+TUNE_FEATURES_tune-mips64el-nf = "n64"
+BASE_LIB_tune-mips64el-nf = "lib64"
+MIPSPKGSFX_VARIANT_tune-mips64el-nf = "${TUNE_ARCH}"
+PACKAGE_EXTRA_ARCHS_tune-mips64el-nf = "mips64el-nf"