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refactor(qemu): common cpu features enablement

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Enable SVE, SME, RNG, FGT in one place.

qemu gains FGT (needed for 'max' cpu to boot Linux)
qemu_sbsa gains RNG

Signed-off-by: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
Change-Id: I2e8f971ef3e42d9ebe9f20641b288cc8c40f806a
This commit is contained in:
Marcin Juszkiewicz 2023-07-24 21:44:17 +02:00
parent 1888475005
commit c1baf17821
3 changed files with 13 additions and 16 deletions
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13
plat/qemu/common/common.mk
View file

@ -73,3 +73,16 @@ BL31_SOURCES += ${QEMU_CPU_LIBS} \
common/fdt_fixup.c \
${QEMU_GIC_SOURCES}
# CPU flag enablement
# Later QEMU versions support SME and SVE.
ifeq (${ARCH},aarch64)
ENABLE_SVE_FOR_NS := 2
ENABLE_SME_FOR_NS := 2
endif
# QEMU will use the RNDR instruction for the stack protector canary.
ENABLE_FEAT_RNG := 2
# QEMU 7.2+ has support for FGT and Linux needs it enabled to boot on max
ENABLE_FEAT_FGT := 2

9
plat/qemu/qemu/platform.mk
View file

@ -234,15 +234,6 @@ $(eval $(call add_define,ARM_LINUX_KERNEL_AS_BL33))
ARM_PRELOADED_DTB_BASE := PLAT_QEMU_DT_BASE
$(eval $(call add_define,ARM_PRELOADED_DTB_BASE))
# QEMU will use the RNDR instruction for the stack protector canary.
ENABLE_FEAT_RNG := 2
# Later QEMU versions support SME and SVE.
ifneq (${ARCH},aarch32)
ENABLE_SVE_FOR_NS := 2
ENABLE_SME_FOR_NS := 2
endif
qemu_fw.bios: bl1 fip
$(ECHO) " DD $@"
$(Q)cp ${BUILD_PLAT}/bl1.bin ${BUILD_PLAT}/$@

7
plat/qemu/qemu_sbsa/platform.mk
View file

@ -77,10 +77,3 @@ $(eval $(call add_define,ARM_LINUX_KERNEL_AS_BL33))
ARM_PRELOADED_DTB_BASE := PLAT_QEMU_DT_BASE
$(eval $(call add_define,ARM_PRELOADED_DTB_BASE))
# Later QEMU versions support SME and SVE.
ENABLE_SVE_FOR_NS := 2
ENABLE_SME_FOR_NS := 2
# QEMU 7.2+ has support for FGT and Linux needs it enabled to boot on max
ENABLE_FEAT_FGT := 2