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author | Christophe Leroy <christophe.leroy@c-s.fr> | 2019-04-26 19:23:25 +0300 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-05-02 18:20:25 +0300 |
commit | d69ca6bab39e84a84781535b977c7e62c8f84d37 (patch) | |
tree | a4ef456c1617d7960086862b7fdeebb042398840 /arch/powerpc/kernel/setup_32.c | |
parent | 069239169ab060da4236a59d35aec91084cc694d (diff) | |
download | linux-d69ca6bab39e84a84781535b977c7e62c8f84d37.tar.xz |
powerpc/32: Move early_init() in a separate file
In preparation of KASAN, move early_init() into a separate
file in order to allow deactivation of KASAN for that function.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/setup_32.c')
-rw-r--r-- | arch/powerpc/kernel/setup_32.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index 4a65e08a6042..3fb9f64f88fd 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -64,34 +64,6 @@ EXPORT_SYMBOL(DMA_MODE_READ); EXPORT_SYMBOL(DMA_MODE_WRITE); /* - * We're called here very early in the boot. - * - * Note that the kernel may be running at an address which is different - * from the address that it was linked at, so we must use RELOC/PTRRELOC - * to access static data (including strings). -- paulus - */ -notrace unsigned long __init early_init(unsigned long dt_ptr) -{ - unsigned long offset = reloc_offset(); - - /* First zero the BSS -- use memset_io, some platforms don't have - * caches on yet */ - memset_io((void __iomem *)PTRRELOC(&__bss_start), 0, - __bss_stop - __bss_start); - - /* - * Identify the CPU type and fix up code sections - * that depend on which cpu we have. - */ - identify_cpu(offset, mfspr(SPRN_PVR)); - - apply_feature_fixups(); - - return KERNELBASE + offset; -} - - -/* * This is run before start_kernel(), the kernel has been relocated * and we are running with enough of the MMU enabled to have our * proper kernel virtual addresses |