X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fparisc%2Fkernel%2Fhead.S;h=eaad2328fea14669fdd00dce7f45df8c8a9ef0d3;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=0b47afc2069038a8d9774e085762eb90e2db882f;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/arch/parisc/kernel/head.S b/arch/parisc/kernel/head.S index 0b47afc20..eaad2328f 100644 --- a/arch/parisc/kernel/head.S +++ b/arch/parisc/kernel/head.S @@ -12,8 +12,6 @@ * Initial Version 04-23-1999 by Helge Deller */ -#include /* for CONFIG_SMP */ - #include #include #include @@ -76,16 +74,16 @@ $bss_loop: mtctl %r4,%cr24 /* Initialize kernel root pointer */ mtctl %r4,%cr25 /* Initialize user root pointer */ -#ifdef CONFIG_64BIT +#if PT_NLEVELS == 3 /* Set pmd in pgd */ load32 PA(pmd0),%r5 shrd %r5,PxD_VALUE_SHIFT,%r3 - ldo (PxD_FLAG_PRESENT+PxD_FLAG_VALID)(%r3),%r3 + ldo (PxD_FLAG_PRESENT+PxD_FLAG_VALID)(%r3),%r3 stw %r3,ASM_PGD_ENTRY*ASM_PGD_ENTRY_SIZE(%r4) ldo ASM_PMD_ENTRY*ASM_PMD_ENTRY_SIZE(%r5),%r4 #else /* 2-level page table, so pmd == pgd */ - ldo ASM_PGD_ENTRY*ASM_PGD_ENTRY_SIZE(%r4),%r4 + ldo ASM_PGD_ENTRY*ASM_PGD_ENTRY_SIZE(%r4),%r4 #endif /* Fill in pmd with enough pte directories */ @@ -99,7 +97,7 @@ $bss_loop: stw %r3,0(%r4) ldo (ASM_PAGE_SIZE >> PxD_VALUE_SHIFT)(%r3),%r3 addib,> -1,%r1,1b -#ifdef CONFIG_64BIT +#if PT_NLEVELS == 3 ldo ASM_PMD_ENTRY_SIZE(%r4),%r4 #else ldo ASM_PGD_ENTRY_SIZE(%r4),%r4 @@ -107,13 +105,14 @@ $bss_loop: /* Now initialize the PTEs themselves */ - ldo _PAGE_KERNEL(%r0),%r3 /* Hardwired 0 phys addr start */ + ldo 0+_PAGE_KERNEL(%r0),%r3 /* Hardwired 0 phys addr start */ + ldi (1<<(KERNEL_INITIAL_ORDER-PAGE_SHIFT)),%r11 /* PFN count */ load32 PA(pg0),%r1 $pgt_fill_loop: STREGM %r3,ASM_PTE_ENTRY_SIZE(%r1) - ldo ASM_PAGE_SIZE(%r3),%r3 - bb,>= %r3,31-KERNEL_INITIAL_ORDER,$pgt_fill_loop + ldo (1< -1,%r11,$pgt_fill_loop nop /* Load the return address...er...crash 'n burn */