/usr/src/sys/arm64/arm64/locore.S: Assembler messages:
/usr/src/sys/arm64/arm64/locore.S:282: Error: unknown or missing system
register name at operand 2 -- `mrs x2,icc_sre_el2'
/usr/src/sys/arm64/arm64/locore.S:285: Error: unknown or missing system
register name at operand 1 -- `msr icc_sre_el2,x2'
*** [locore.o] Error code 1
make[2]: stopped in
/usr/obj/cortexA53_xtoolchain-gcc/arm64.aarch64/usr/src/arm64.aarch64/sys/GENERIC-NODBG
.ERROR_TARGET='locore.o'
.ERROR_META_FILE='/usr/obj/cortexA53_xtoolchain-gcc/arm64.aarch64/usr/src/arm64.aarch64/sys/GENERIC-NODBG/locore.o.meta'
.MAKE.LEVEL='2'
MAKEFILE=''
.MAKE.MODE='meta missing-filemon=yes missing-meta=yes silent=yes verbose
curdirOk=yes'
_ERROR_CMD='/usr/local/bin/aarch64-unknown-freebsd13.0-gcc9 -mcpu=cortex-a53
--sysroot=/usr/obj/cortexA53_xtoolchain-gcc/arm64.aarch64/usr/src/arm64.aarch64/tmp
-B/usr/local/aarch64-unknown-freebsd13.0/bin/ -c -x assembler-with-cpp
-DLOCORE -O -pipe -g -nostdinc -I. -I/usr/src/sys
-I/usr/src/sys/contrib/ck/include -I/usr/src/sys/contrib/libfdt -D_KERNEL
-DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h -fno-omit-frame-pointer
-mno-omit-leaf-frame-pointer
-fdebug-prefix-map=./machine=/usr/src/sys/arm64/include -mgeneral-regs-only
-ffixed-x18 -ffreestanding -fwrapv -fstack-protector -gdwarf-2 -Wall
-Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes
-Wpointer-arith -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions
-Wmissing-include-dirs -fdiagnostics-show-option -Wno-unknown-pragmas
-Wno-error=address -Wno-error=aggressive-loop-optimizations
-Wno-error=array-bounds -Wno-error=attributes -Wno-error=cast-qual
-Wno-error=enum-compare -Wno-error=inline
-Wno-error=maybe-uninitialized -Wno-error=overflow -Wno-error=sequence-point
-Wno-unused-but-set-variable -Wno-error=misleading-indentation
-Wno-error=nonnull-compare -Wno-error=shift-overflow
-Wno-error=tautological-compare -Wno-error=stringop-overflow
-Wno-error=memset-elt-size -Wno-error=packed-not-aligned
-Wno-address-of-packed-member -Wno-format-zero-length -v -fno-common
-fms-extensions -finline-limit=8000 --param inline-unit-growth=100 --param
large-function-growth=1000 -fms-extensions -std=iso9899:1999 -Werror
/usr/src/sys/arm64/arm64/locore.S;'
.CURDIR='/usr/obj/cortexA53_xtoolchain-gcc/arm64.aarch64/usr/src/arm64.aarch64/sys/GENERIC-NODBG'
FYI:
# grep -U5 icc_sre_el2 /usr/src/sys/arm64/arm64/locore.S
ubfx x2, x2, #ID_AA64PFR0_GIC_SHIFT, #ID_AA64PFR0_GIC_BITS
/* GIC[3:0] == 0001 - GIC CPU interface via special regs. supported */
cmp x2, #(ID_AA64PFR0_GIC_CPUIF_EN >> ID_AA64PFR0_GIC_SHIFT)
b.ne 2f
mrs x2, icc_sre_el2
orr x2, x2, #ICC_SRE_EL2_EN /* Enable access from insecure EL1 */
orr x2, x2, #ICC_SRE_EL2_SRE /* Enable system registers */
msr icc_sre_el2, x2
2:
/* Set the address to return to our return address */
msr elr_el2, x30
isb
(devel/freebsd-gcc6 likely has the same status.)
The context was head -r355976 based.
===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)
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