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| author |   Chris Metcalf <cmetcalf@tilera.com> | 2011-03-17 14:32:06 -0400 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2011-03-17 14:32:06 -0400 |
| commit | 0dccb0489f9a5a13a33e828ab965aa49685d12f8 (patch) | |
| tree | 0d6b96c5071982ee510abfc1cca9787b550270ed /arch/tile/kernel/head_32.S | |
| parent | Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus (diff) | |
| download | linux-dev-0dccb0489f9a5a13a33e828ab965aa49685d12f8.tar.xz linux-dev-0dccb0489f9a5a13a33e828ab965aa49685d12f8.zip | |
arch/tile: support newer binutils assembler shift semantics
This change supports building the kernel with newer binutils where
a shift of greater than the word size is no longer interpreted
silently as modulo the word size, but instead generates a warning.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile/kernel/head_32.S')
| -rw-r--r-- | arch/tile/kernel/head_32.S | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/tile/kernel/head_32.S b/arch/tile/kernel/head_32.S index 05b5f4d54d91..1a39b7c1c87e 100644 --- a/arch/tile/kernel/head_32.S +++ b/arch/tile/kernel/head_32.S @@ -145,7 +145,7 @@ ENTRY(empty_zero_page) .endif .word HV_PTE_PAGE | HV_PTE_DIRTY | HV_PTE_PRESENT | HV_PTE_ACCESSED | \ (HV_PTE_MODE_CACHE_NO_L3 << HV_PTE_INDEX_MODE) - .word (\bits1) | (HV_CPA_TO_PFN(\cpa) << HV_PTE_INDEX_PFN) + .word (\bits1) | (HV_CPA_TO_PFN(\cpa) << (HV_PTE_INDEX_PFN - 32)) .endm __PAGE_ALIGNED_DATA @@ -158,12 +158,14 @@ ENTRY(swapper_pg_dir) */ .set addr, 0 .rept (MEM_USER_INTRPT - PAGE_OFFSET) >> PGDIR_SHIFT - PTE addr + PAGE_OFFSET, addr, HV_PTE_READABLE | HV_PTE_WRITABLE + PTE addr + PAGE_OFFSET, addr, (1 << (HV_PTE_INDEX_READABLE - 32)) | \ + (1 << (HV_PTE_INDEX_WRITABLE - 32)) .set addr, addr + PGDIR_SIZE .endr /* The true text VAs are mapped as VA = PA + MEM_SV_INTRPT */ - PTE MEM_SV_INTRPT, 0, HV_PTE_READABLE | HV_PTE_EXECUTABLE + PTE MEM_SV_INTRPT, 0, (1 << (HV_PTE_INDEX_READABLE - 32)) | \ + (1 << (HV_PTE_INDEX_EXECUTABLE - 32)) .org swapper_pg_dir + HV_L1_SIZE END(swapper_pg_dir) @@ -176,6 +178,7 @@ ENTRY(swapper_pg_dir) __INITDATA .align CHIP_L2_LINE_SIZE() ENTRY(swapper_pgprot) - PTE 0, 0, HV_PTE_READABLE | HV_PTE_WRITABLE, 1 + PTE 0, 0, (1 << (HV_PTE_INDEX_READABLE - 32)) | \ + (1 << (HV_PTE_INDEX_WRITABLE - 32)), 1 .align CHIP_L2_LINE_SIZE() END(swapper_pgprot) |