4 files changed, 55 insertions, 4 deletions
diff --git a/meta/conf/machine/include/sh/README b/meta/conf/machine/include/sh/README
index b351acdd28..87d48b927b 100644
--- a/meta/conf/machine/include/sh/README
+++ b/meta/conf/machine/include/sh/README
@@ -5,7 +5,7 @@ Both big endian and little endian are defined for SH.
 
 Experimental -- SH tunings have not been validated.
 
-The TUNE_ARCH is defined as ${TUNE_ARCH_tune-${DEFAULTTUNE}}.
+The TUNE_ARCH is defined as ${TUNE_ARCH:tune-${DEFAULTTUNE}}.
 
-The TUNE_PKGARCH is defind as ${TUNE_PKGARCH_tune-${DEFAULTTUNE}}.
+The TUNE_PKGARCH is defind as ${TUNE_PKGARCH:tune-${DEFAULTTUNE}}.
 
diff --git a/meta/conf/machine/include/sh/arch-sh.inc b/meta/conf/machine/include/sh/arch-sh.inc
index bdfbf52ca1..9d70e8511d 100644
--- a/meta/conf/machine/include/sh/arch-sh.inc
+++ b/meta/conf/machine/include/sh/arch-sh.inc
@@ -2,8 +2,8 @@
 
 DEFAULTTUNE ?= "sh"
 
-TUNE_ARCH = "${TUNE_ARCH_tune-${DEFAULTTUNE}}"
-TUNE_PKGARCH = "${TUNE_PKGARCH_tune-${DEFAULTTUNE}}"
+TUNE_ARCH = "${TUNE_ARCH:tune-${DEFAULTTUNE}}"
+TUNE_PKGARCH = "${TUNE_PKGARCH:tune-${DEFAULTTUNE}}"
 
 TUNEVALID[bigendian] = "Enabled big-endian mode."
 TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'bigendian', ' -mb', ' -ml', d)}"
diff --git a/meta/conf/machine/include/sh/tune-sh3.inc b/meta/conf/machine/include/sh/tune-sh3.inc
new file mode 100644
index 0000000000..77d0b71fc4
--- /dev/null
+++ b/meta/conf/machine/include/sh/tune-sh3.inc
@@ -0,0 +1,17 @@
+DEFAULTTUNE ?= "sh3"
+
+require conf/machine/include/sh/arch-sh.inc
+
+TUNEVALID[sh3] = "Enable SH3 optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'sh3', ' -m3', '', d)}"
+
+AVAILTUNES += "sh3 sh3eb"
+TUNE_FEATURES:tune-sh3 = "sh3"
+TUNE_ARCH:tune-sh3 = "sh3"
+TUNE_PKGARCH:tune-sh3 = "sh3"
+PACKAGE_EXTRA_ARCHS:tune-sh3 = "sh sh3"
+
+TUNE_FEATURES:tune-sh3eb = "sh3 bigendian"
+TUNE_ARCH:tune-sh3eb = "sh3eb"
+TUNE_PKGARCH:tune-sh3eb = "sh3eb"
+PACKAGE_EXTRA_ARCHS:tune-sh3eb = "sheb sh3eb"
diff --git a/meta/conf/machine/include/sh/tune-sh4.inc b/meta/conf/machine/include/sh/tune-sh4.inc
new file mode 100644
index 0000000000..b4893a4748
--- /dev/null
+++ b/meta/conf/machine/include/sh/tune-sh4.inc
@@ -0,0 +1,34 @@
+DEFAULTTUNE ?= "sh4"
+
+# Pull in sh4 for compatibility...
+require conf/machine/include/sh/arch-sh.inc
+
+TUNEVALID[sh4] = "Enable SH4 optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'sh4', ' -m4', '', d)}"
+
+# NOTE: If you want to optimize to sh4a, conf/machine/include/sh/tune-sh4a.inc.
+# But it is not compatible for sh4.
+# The binary optimized by m4a doesn't operate on sh4. It works on sh4a only.
+TUNEVALID[sh4a] = "Enable SH4a optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'sh4a', ' -m4a', '', d)}"
+
+AVAILTUNES += "sh4 sh4eb sh4a sh4aeb"
+TUNE_FEATURES:tune-sh4 = "sh4"
+TUNE_ARCH:tune-sh4 = "sh4"
+TUNE_PKGARCH:tune-sh4 = "sh4"
+PACKAGE_EXTRA_ARCHS:tune-sh4 = "sh sh4"
+
+TUNE_FEATURES:tune-sh4eb = "sh4 bigendian"
+TUNE_ARCH:tune-sh4eb = "sh4eb"
+TUNE_PKGARCH:tune-sh4eb = "sh4eb"
+PACKAGE_EXTRA_ARCHS:tune-sh4eb = "sheb sh4eb"
+
+TUNE_FEATURES:tune-sh4a = "sh4a"
+TUNE_ARCH:tune-sh4a = "sh4"
+TUNE_PKGARCH:tune-sh4a = "sh4a"
+PACKAGE_EXTRA_ARCHS:tune-sh4a = "sh sh4 sh4a"
+
+TUNE_FEATURES:tune-sh4aeb = "sh4a bigendian"
+TUNE_ARCH:tune-sh4aeb = "sh4eb"
+TUNE_PKGARCH:tune-sh4aeb = "sh4aeb"
+PACKAGE_EXTRA_ARCHS:tune-sh4aeb = "sheb sh4eb sh4aeb"