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[POWERPC] Rename __initial_memory_limit to __initial_memory_limit_addr

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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>
This commit is contained in:
Kumar Gala 2008-04-16 05:52:25 +10:00 committed by Paul Mackerras
parent edc164d18f
commit 09b5e63f82
4 changed files with 8 additions and 8 deletions
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2
arch/powerpc/mm/fsl_booke_mmu.c
View File

@ -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;
}

10
arch/powerpc/mm/init_32.c
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@ -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;
}

2
arch/powerpc/mm/mmu_decl.h
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@ -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;

2
arch/powerpc/mm/ppc_mmu_32.c
View File

@ -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;