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| author | cognet <cognet@FreeBSD.org> | 2005-12-20 20:57:20 +0000 |
|---|---|---|
| committer | cognet <cognet@FreeBSD.org> | 2005-12-20 20:57:20 +0000 |
| commit | 97736242bbaefa0b0eddabeb62a1e157358e7bdd (patch) | |
| tree | 48ca2bde9ca62388b3434e6e970f9a5b22dc8ca7 /sys/conf/Makefile.arm | |
| parent | 5a09b5d83f2e95dba9b891c36c6b45f41ebb4c60 (diff) | |
| download | FreeBSD-src-97736242bbaefa0b0eddabeb62a1e157358e7bdd.zip FreeBSD-src-97736242bbaefa0b0eddabeb62a1e157358e7bdd.tar.gz | |
Rather than appending it at the end of the kernel build process, give the
ELF trampoline build its own target, "trampoline".
It makes it possible to construct a bootable gzipped kernel without having
to build in the same process.
Diffstat (limited to 'sys/conf/Makefile.arm')
| -rw-r--r-- | sys/conf/Makefile.arm | 41 |
1 files changed, 20 insertions, 21 deletions
diff --git a/sys/conf/Makefile.arm b/sys/conf/Makefile.arm index a31aea1..a68c123 100644 --- a/sys/conf/Makefile.arm +++ b/sys/conf/Makefile.arm @@ -58,40 +58,39 @@ SYSTEM_LD_TAIL +=;sed s/" + SIZEOF_HEADERS"// ldscript.$M\ ${OBJCOPY} -S -O binary ${FULLKERNEL}.noheader \ ${KERNEL_KO}.bin; \ rm ${FULLKERNEL}.noheader -.if ${DDB_ENABLED} != "" || defined(BUILD_ELF_TRAMPOLINE) -SYSTEM_LD_TAIL += ;echo "\#define KERNNAME \"${KERNEL_KO}.tmp\"" \ - >opt_kernname.h ;\ - sed s/${KERNVIRTADDR}/${KERNPHYSADDR}/ ldscript.$M > \ - ldscript.$M.tramp; \ + +trampoline: ${KERNEL_KO}.tramp +${KERNEL_KO}.tramp: ${KERNEL_KO} + echo "#define KERNNAME \"${KERNEL_KO}.tmp\"" >opt_kernname.h + sed s/${KERNVIRTADDR}/${KERNPHYSADDR}/ ldscript.$M > ldscript.$M.tramp sed s/" + SIZEOF_HEADERS"// ldscript.$M.tramp > \ - ldscript.$M.tramp.noheader; \ + ldscript.$M.tramp.noheader ${OBJCOPY} --strip-symbol '$$d' --strip-symbol '$$a' \ - -g --strip-symbol '$$t' ${FULLKERNEL} ${KERNEL_KO}.tmp;\ + -g --strip-symbol '$$t' ${FULLKERNEL} ${KERNEL_KO}.tmp ${CC} -O -nostdlib -I. -Xlinker -T -Xlinker ldscript.$M.tramp \ - $S/$M/$M/elf_trampoline.c $S/$M/$M/inckern.S -o ${KERNEL_KO}.tramp;\ + $S/$M/$M/elf_trampoline.c $S/$M/$M/inckern.S -o ${KERNEL_KO}.tramp ${CC} -O -nostdlib -I. -Xlinker -T -Xlinker ldscript.$M.tramp.noheader \ $S/$M/$M/elf_trampoline.c $S/$M/$M/inckern.S -o \ - ${KERNEL_KO}.tramp.noheader; \ + ${KERNEL_KO}.tramp.noheader ${OBJCOPY} -S -O binary ${KERNEL_KO}.tramp.noheader \ - ${KERNEL_KO}.tramp.bin; \ - ${OBJCOPY} ${STRIP_FLAGS} ${KERNEL_KO}.tmp; \ - echo "\#define KERNNAME \"${KERNEL_KO}.tmp.gz\"" \ - >opt_kernname.h ;\ - gzip -9 ${KERNEL_KO}.tmp; \ + ${KERNEL_KO}.tramp.bin + ${OBJCOPY} ${STRIP_FLAGS} ${KERNEL_KO}.tmp + echo "#define KERNNAME \"${KERNEL_KO}.tmp.gz\"" \ + >opt_kernname.h + gzip -9 ${KERNEL_KO}.tmp eval $$(stat -s ${KERNEL_KO}.tmp.gz) && \ - echo "\#define KERNSIZE $$st_size" >>opt_kernname.h;\ - ${CC} -O2 -DKZIP -I. -c $S/kern/inflate.c -o inflate-tramp.o; \ + echo "#define KERNSIZE $$st_size" >>opt_kernname.h + ${CC} -O2 -DKZIP -I. -c $S/kern/inflate.c -o inflate-tramp.o ${CC} -O -nostdlib -I. -Xlinker -T -Xlinker ldscript.$M.tramp \ -DKZIP $S/$M/$M/elf_trampoline.c inflate-tramp.o $S/$M/$M/inckern.S \ - -o ${KERNEL_KO}.gz.tramp;\ + -o ${KERNEL_KO}.gz.tramp ${CC} -O -nostdlib -I. -Xlinker -T -Xlinker ldscript.$M.tramp.noheader \ -DKZIP $S/$M/$M/elf_trampoline.c inflate-tramp.o $S/$M/$M/inckern.S \ - -o ${KERNEL_KO}.tramp.noheader; \ + -o ${KERNEL_KO}.tramp.noheader ${OBJCOPY} -S -O binary ${KERNEL_KO}.tramp.noheader \ - ${KERNEL_KO}.gz.tramp.bin; \ + ${KERNEL_KO}.gz.tramp.bin rm ${KERNEL_KO}.tmp.gz ${KERNEL_KO}.tramp.noheader opt_kernname.h \ - inflate-tramp.o; -.endif + inflate-tramp.o %BEFORE_DEPEND |
