[OE-core][PATCH 2/2] arch-riscv.inc: allow zicsr, zifencei in TUNE_RISCV_PKGARCH

["Trevor Gamblin" <tgamblin@baylibre.com>]

With the OpenSBI Makefile fix backported in 7bd2a8ce2618, we can safely
enable this.

[YOCTO #15897]

Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
---
 meta/conf/machine/include/riscv/arch-riscv.inc | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/meta/conf/machine/include/riscv/arch-riscv.inc b/meta/conf/machine/include/riscv/arch-riscv.inc
index 99bed8fde5..6f9b74974d 100644
--- a/meta/conf/machine/include/riscv/arch-riscv.inc
+++ b/meta/conf/machine/include/riscv/arch-riscv.inc
@@ -88,20 +88,11 @@ TUNE_RISCV_PKGARCH .= "${@bb.utils.contains_any("TUNE_FEATURES", "zicbom", "_zic
 
 TUNEVALID[zicsr] = "Control and status register access extension"
 TUNE_RISCV_MARCH .= "${@bb.utils.contains_any("TUNE_FEATURES", "zicsr f d", "_zicsr", "", d)}"
-# If zicsr (or zifencei) is in the path, OpenSBI fails to use the extensions, do to (Makefile):
-#   # Check whether the assembler and the compiler support the Zicsr and Zifencei extensions
-#   CC_SUPPORT_ZICSR_ZIFENCEI := $(shell $(CC) $(CLANG_TARGET) $(RELAX_FLAG) -nostdlib -march=rv$(OPENSBI_CC_XLEN)imafd_zicsr_zifencei -x c /dev/null -o /dev/null 2>&1 | grep -e "zicsr" -e "zifencei" > /dev/null && echo n || echo y)
-# this will match on the path containing zicsr or zifencei when an error is reported, which
-# will always happens in this check.
-#
-# Yocto Project Bugzilla 15897
-#
-#TUNE_RISCV_PKGARCH .= "${@bb.utils.contains_any("TUNE_FEATURES", "zicsr f d", "_zicsr", "", d)}"
+TUNE_RISCV_PKGARCH .= "${@bb.utils.contains_any("TUNE_FEATURES", "zicsr f d", "_zicsr", "", d)}"
 
 TUNEVALID[zifencei] = "Instruction-fetch fence extension"
 TUNE_RISCV_MARCH .= "${@bb.utils.contains("TUNE_FEATURES", "zifencei", "_zifencei", "", d)}"
-# See above Bug 15897
-#TUNE_RISCV_PKGARCH .= "${@bb.utils.contains("TUNE_FEATURES", "zifencei", "_zifencei", "", d)}"
+TUNE_RISCV_PKGARCH .= "${@bb.utils.contains("TUNE_FEATURES", "zifencei", "_zifencei", "", d)}"
 
 TUNEVALID[zba] = "Address bit manipulation extension"
 TUNE_RISCV_MARCH .= "${@bb.utils.contains_any("TUNE_FEATURES", "b zba", "_zba", "", d)}"
-- 
2.55.0