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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 15:50:49 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 15:50:49 -0700 |
commit | 9a64388d83f6ef08dfff405a9d122e3dbcb6bf38 (patch) | |
tree | a77532ce4d6d56be6c6c7f405cd901a0184250fb /arch/powerpc/mm/ppc_mmu_32.c | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-2.6 (diff) | |
parent | [POWERPC] Fix compile breakage for 64-bit UP configs (diff) | |
download | linux-dev-9a64388d83f6ef08dfff405a9d122e3dbcb6bf38.tar.xz linux-dev-9a64388d83f6ef08dfff405a9d122e3dbcb6bf38.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (202 commits)
[POWERPC] Fix compile breakage for 64-bit UP configs
[POWERPC] Define copy_siginfo_from_user32
[POWERPC] Add compat handler for PTRACE_GETSIGINFO
[POWERPC] i2c: Fix build breakage introduced by OF helpers
[POWERPC] Optimize fls64() on 64-bit processors
[POWERPC] irqtrace support for 64-bit powerpc
[POWERPC] Stacktrace support for lockdep
[POWERPC] Move stackframe definitions to common header
[POWERPC] Fix device-tree locking vs. interrupts
[POWERPC] Make pci_bus_to_host()'s struct pci_bus * argument const
[POWERPC] Remove unused __max_memory variable
[POWERPC] Simplify xics direct/lpar irq_host setup
[POWERPC] Use pseries_setup_i8259_cascade() in pseries_mpic_init_IRQ()
[POWERPC] Turn xics_setup_8259_cascade() into a generic pseries_setup_i8259_cascade()
[POWERPC] Move xics_setup_8259_cascade() into platforms/pseries/setup.c
[POWERPC] Use asm-generic/bitops/find.h in bitops.h
[POWERPC] 83xx: mpc8315 - fix USB UTMI Host setup
[POWERPC] 85xx: Fix the size of qe muram for MPC8568E
[POWERPC] 86xx: mpc86xx_hpcn - Temporarily accept old dts node identifier.
[POWERPC] 86xx: mark functions static, other minor cleanups
...
Diffstat (limited to 'arch/powerpc/mm/ppc_mmu_32.c')
-rw-r--r-- | arch/powerpc/mm/ppc_mmu_32.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c index 5c45d474cfcc..cef9f156874b 100644 --- a/arch/powerpc/mm/ppc_mmu_32.c +++ b/arch/powerpc/mm/ppc_mmu_32.c @@ -26,11 +26,11 @@ #include <linux/mm.h> #include <linux/init.h> #include <linux/highmem.h> +#include <linux/lmb.h> #include <asm/prom.h> #include <asm/mmu.h> #include <asm/machdep.h> -#include <asm/lmb.h> #include "mmu_decl.h" @@ -82,7 +82,6 @@ unsigned long __init mmu_mapin_ram(void) #else unsigned long tot, bl, done; unsigned long max_size = (256<<20); - unsigned long align; if (__map_without_bats) { printk(KERN_DEBUG "RAM mapped without BATs\n"); @@ -93,19 +92,13 @@ unsigned long __init mmu_mapin_ram(void) /* Make sure we don't map a block larger than the smallest alignment of the physical address. */ - /* alignment of PPC_MEMSTART */ - align = ~(PPC_MEMSTART-1) & PPC_MEMSTART; - /* set BAT block size to MIN(max_size, align) */ - if (align && align < max_size) - max_size = align; - tot = total_lowmem; for (bl = 128<<10; bl < max_size; bl <<= 1) { if (bl * 2 > tot) break; } - setbat(2, KERNELBASE, PPC_MEMSTART, bl, _PAGE_RAM); + setbat(2, KERNELBASE, 0, bl, _PAGE_RAM); done = (unsigned long)bat_addrs[2].limit - KERNELBASE + 1; if ((done < tot) && !bat_addrs[3].limit) { /* use BAT3 to cover a bit more */ @@ -113,7 +106,7 @@ unsigned long __init mmu_mapin_ram(void) for (bl = 128<<10; bl < max_size; bl <<= 1) if (bl * 2 > tot) break; - setbat(3, KERNELBASE+done, PPC_MEMSTART+done, bl, _PAGE_RAM); + setbat(3, KERNELBASE+done, done, bl, _PAGE_RAM); done = (unsigned long)bat_addrs[3].limit - KERNELBASE + 1; } @@ -240,7 +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; |