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| author | Jason Yan <yanaijie@huawei.com> | 2019-09-20 17:45:39 +0800 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-11-13 19:27:37 +1100 |
| commit | c061b38a3e48663c29611e3b60afffe624d7c830 (patch) | |
| tree | 3ee9833247d61bebf813955f9d8aaa0a732d730f /arch/powerpc/mm/mmu_decl.h | |
| parent | aa1d2090e69311c65f69c0fa2311d1d0f01c55f8 (diff) | |
| download | linux-next-c061b38a3e48663c29611e3b60afffe624d7c830.tar.gz | |
powerpc/fsl_booke/32: introduce reloc_kernel_entry() helper
Add a new helper reloc_kernel_entry() to jump back to the start of the
new kernel. After we put the new kernel in a randomized place we can use
this new helper to enter the kernel and begin to relocate again.
Signed-off-by: Jason Yan <yanaijie@huawei.com>
Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Diana Craciun <diana.craciun@nxp.com>
Tested-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Scott Wood <oss@buserror.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/mmu_decl.h')
| -rw-r--r-- | arch/powerpc/mm/mmu_decl.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h index 9da261ad54c3..bbfd185fb99a 100644 --- a/arch/powerpc/mm/mmu_decl.h +++ b/arch/powerpc/mm/mmu_decl.h @@ -140,6 +140,7 @@ extern void adjust_total_lowmem(void); extern int switch_to_as1(void); extern void restore_to_as0(int esel, int offset, void *dt_ptr, int bootcpu); void create_kaslr_tlb_entry(int entry, unsigned long virt, phys_addr_t phys); +void reloc_kernel_entry(void *fdt, int addr); #endif extern void loadcam_entry(unsigned int index); extern void loadcam_multi(int first_idx, int num, int tmp_idx); |