diff options
| author | Michael Ellerman <mpe@ellerman.id.au> | 2014-07-10 06:29:19 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-07-28 08:10:22 +0400 |
| commit | 376af5947c0e441ccbf98f0212d4ffbf171528f6 (patch) | |
| tree | 8d80f48caea9448257de40a2a9c7279cc80e60b0 /arch/powerpc/include/asm/mmu-hash64.h | |
| parent | 468a33028edd62549ad3c4dcbc23dd0311c67832 (diff) | |
| download | linux-376af5947c0e441ccbf98f0212d4ffbf171528f6.tar.xz | |
powerpc: Remove STAB code
Old cpus didn't have a Segment Lookaside Buffer (SLB), instead they had
a Segment Table (STAB). Now that we've dropped support for those cpus,
we can remove the STAB support entirely.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/mmu-hash64.h')
| -rw-r--r-- | arch/powerpc/include/asm/mmu-hash64.h | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h index c2b4dcf23d03..d76514487d6f 100644 --- a/arch/powerpc/include/asm/mmu-hash64.h +++ b/arch/powerpc/include/asm/mmu-hash64.h @@ -25,26 +25,6 @@ #include <asm/processor.h> /* - * Segment table - */ - -#define STE_ESID_V 0x80 -#define STE_ESID_KS 0x20 -#define STE_ESID_KP 0x10 -#define STE_ESID_N 0x08 - -#define STE_VSID_SHIFT 12 - -/* Location of cpu0's segment table */ -#define STAB0_PAGE 0x8 -#define STAB0_OFFSET (STAB0_PAGE << 12) -#define STAB0_PHYS_ADDR (STAB0_OFFSET + PHYSICAL_START) - -#ifndef __ASSEMBLY__ -extern char initial_stab[]; -#endif /* ! __ASSEMBLY */ - -/* * SLB */ @@ -370,10 +350,8 @@ extern void hpte_init_lpar(void); extern void hpte_init_beat(void); extern void hpte_init_beat_v3(void); -extern void stabs_alloc(void); extern void slb_initialize(void); extern void slb_flush_and_rebolt(void); -extern void stab_initialize(unsigned long stab); extern void slb_vmalloc_update(void); extern void slb_set_size(u16 size); |