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Diffstat (limited to 'usr/klibc/arch/arm64/MCONFIG')
-rw-r--r-- | usr/klibc/arch/arm64/MCONFIG | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/usr/klibc/arch/arm64/MCONFIG b/usr/klibc/arch/arm64/MCONFIG new file mode 100644 index 0000000..b90568e --- /dev/null +++ b/usr/klibc/arch/arm64/MCONFIG @@ -0,0 +1,27 @@ +# -*- makefile -*- +# +# arch/arm64/MCONFIG +# +# Special rules for this architecture. Note that this is actually +# included from the main Makefile, and that pathnames should be +# accordingly. +# + +CPU_ARCH ?= armv8-a +CPU_TUNE ?= generic + +KLIBCOPTFLAGS += -g -Os -march=$(CPU_ARCH) -mtune=$(CPU_TUNE) +KLIBCBITSIZE = 64 +KLIBCREQFLAGS += -fno-exceptions -mgeneral-regs-only +KLIBCLDFLAGS = $(LD_IMAGE_BASE_OPT) 0x00400000 + +# Extra linkflags when building the shared version of the library +# This address needs to be reachable using normal inter-module +# calls, and work on the memory models for this architecture + +# On arm64, binaries are normally loaded at 4MB. Place klibc.so +# a little before that at 2MB to prevent overlap. +KLIBCSHAREDFLAGS = $(LD_IMAGE_BASE_OPT) 0x0200000 + +# Kernel has never used stack trampolines +KLIBCEXECSTACK := n |