1 files changed, 53 insertions, 0 deletions

diff --git a/meta/conf/machine/include/microblaze/arch-microblaze.inc b/meta/conf/machine/include/microblaze/arch-microblaze.inc
new file mode 100644
index 0000000000..eab7171cb2
--- /dev/null
+++ b/meta/conf/machine/include/microblaze/arch-microblaze.inc
@@ -0,0 +1,53 @@
+# MicroBlaze architecture tune feature configuration
+
+# Architecture feature and override
+TUNEVALID[microblaze] = "MicroBlaze"
+MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "microblaze", "microblaze:", "", d)}"
+
+# Endian
+TUNEVALID[bigendian] = "Use Microblaze Big Endian"
+TUNECONFLICTS[bigendian] += "v10.0"
+
+MBPKGARCH_ENDIAN = "${@bb.utils.contains("TUNE_FEATURES", "bigendian", "eb", "el", d)}"
+
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "bigendian", "-mbig-endian", "-mlittle-endian", d)}"
+
+# General features
+TUNEVALID[barrel-shift] = "Enable Hardware Barrel Shifter"
+TUNEVALID[pattern-compare] = "Enable Pattern Compare Instructions"
+TUNEVALID[reorder] = "Enable Reorder Instructions"
+TUNECONFLICTS[reorder] += "v8.00 v8.10 v8.20"
+
+# Core configuration tune optimizations
+TUNEVALID[frequency-optimized] = "Enabling tuning for frequency optimized core (AREA_OPTIMIZED_2)"
+TUNECONFLICTS[frequency-optimized] += "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2 v9.3 v9.4 v9.5 v9.6"
+
+# Feature compiler args
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "barrel-shift", "-mxl-barrel-shift", "-mno-xl-barrel-shift", d)}"
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "pattern-compare", "-mxl-pattern-compare", "-mno-xl-pattern-compare", d)}"
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "frequency-optimized", "-mxl-frequency", "", d)}"
+
+# Disable reorder for v8.30 if pattern-compare is not enabled
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "reorder", \
+        bb.utils.contains("TUNE_FEATURES", "v8.30", \
+            bb.utils.contains("TUNE_FEATURES", "pattern-compare", \
+                "-mxl-reorder", "-mno-xl-reorder", d), \
+            "-mxl-reorder", d), "-mno-xl-reorder", d)}"
+
+# Feature package architecture formatting
+MBPKGARCH_TUNE = ""
+MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "barrel-shift", "-bs", "", d)}"
+MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "pattern-compare", "-cmp", "", d)}"
+MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "reorder", "-re", "", d)}"
+MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "frequency-optimized", "-fo", "", d)}"
+
+# Additional features
+require conf/machine/include/microblaze/feature-microblaze-versions.inc
+require conf/machine/include/microblaze/feature-microblaze-math.inc
+
+# Architecture name, either 'microblazeeb' or 'microblazeel' depending on endianess
+TUNE_ARCH = "microblaze${@bb.utils.contains("TUNE_FEATURES", "bigendian", "eb", "el", d)}"
+
+# Package Architecture formatting
+TUNE_PKGARCH = "microblaze${MBPKGARCH_ENDIAN}${MBPKGARCH_VERSION}${MBPKGARCH_TUNE}${MBPKGARCH_MATH}"
+