diff options
| author | Kumar Gala <galak@kernel.crashing.org> | 2008-04-15 21:52:25 +0200 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-04-16 23:46:13 +0200 |
| commit | 09b5e63f827016732d956abb7a4c74a312d20521 (patch) | |
| tree | b79f8e6a7fa8173deab900995fa1af5929713588 /arch/powerpc/mm | |
| parent | [POWERPC] Use lowmem_end_addr to limit lmb allocations on ppc32 (diff) | |
| download | linux-09b5e63f827016732d956abb7a4c74a312d20521.tar.xz linux-09b5e63f827016732d956abb7a4c74a312d20521.zip | |
[POWERPC] Rename __initial_memory_limit to __initial_memory_limit_addr
We always use __initial_memory_limit as an address so rename it
to be clear.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/mm')
| -rw-r--r-- | arch/powerpc/mm/fsl_booke_mmu.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/init_32.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/mm/mmu_decl.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/ppc_mmu_32.c | 2 |
4 files changed, 8 insertions, 8 deletions
diff --git a/arch/powerpc/mm/fsl_booke_mmu.c b/arch/powerpc/mm/fsl_booke_mmu.c index 59f6649ae42a..ada249bf9779 100644 --- a/arch/powerpc/mm/fsl_booke_mmu.c +++ b/arch/powerpc/mm/fsl_booke_mmu.c @@ -227,5 +227,5 @@ adjust_total_lowmem(void) __cam0 >> 20, __cam1 >> 20, __cam2 >> 20, (total_lowmem - __cam0 - __cam1 - __cam2) >> 20); __max_low_memory = __cam0 + __cam1 + __cam2; - __initial_memory_limit = memstart_addr + __max_low_memory; + __initial_memory_limit_addr = memstart_addr + __max_low_memory; } diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index ba61d088d2a2..9a0ea2cbf911 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -95,10 +95,10 @@ int __map_without_ltlbs; unsigned long __max_low_memory = MAX_LOW_MEM; /* - * limit of what is accessible with initial MMU setup - + * address of the limit of what is accessible with initial MMU setup - * 256MB usually, but only 16MB on 601. */ -unsigned long __initial_memory_limit = 0x10000000; +phys_addr_t __initial_memory_limit_addr = (phys_addr_t)0x10000000; /* * Check for command-line options that affect what MMU_init will do. @@ -131,10 +131,10 @@ void __init MMU_init(void) /* 601 can only access 16MB at the moment */ if (PVR_VER(mfspr(SPRN_PVR)) == 1) - __initial_memory_limit = 0x01000000; + __initial_memory_limit_addr = 0x01000000; /* 8xx can only access 8MB at the moment */ if (PVR_VER(mfspr(SPRN_PVR)) == 0x50) - __initial_memory_limit = 0x00800000; + __initial_memory_limit_addr = 0x00800000; /* parse args from command line */ MMU_setup(); @@ -209,7 +209,7 @@ void __init *early_get_page(void) p = alloc_bootmem_pages(PAGE_SIZE); } else { p = __va(lmb_alloc_base(PAGE_SIZE, PAGE_SIZE, - __initial_memory_limit)); + __initial_memory_limit_addr)); } return p; } diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h index 67477e772958..04802252a64f 100644 --- a/arch/powerpc/mm/mmu_decl.h +++ b/arch/powerpc/mm/mmu_decl.h @@ -48,7 +48,7 @@ extern unsigned int num_tlbcam_entries; extern unsigned long ioremap_bot; extern unsigned long __max_low_memory; -extern unsigned long __initial_memory_limit; +extern phys_addr_t __initial_memory_limit_addr; extern unsigned long total_memory; extern unsigned long total_lowmem; extern phys_addr_t memstart_addr; diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c index 65f915cbd29c..cef9f156874b 100644 --- a/arch/powerpc/mm/ppc_mmu_32.c +++ b/arch/powerpc/mm/ppc_mmu_32.c @@ -233,7 +233,7 @@ void __init MMU_init_hw(void) */ if ( ppc_md.progress ) ppc_md.progress("hash:find piece", 0x322); Hash = __va(lmb_alloc_base(Hash_size, Hash_size, - __initial_memory_limit)); + __initial_memory_limit_addr)); cacheable_memzero(Hash, Hash_size); _SDR1 = __pa(Hash) | SDR1_LOW_BITS; |