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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-09-07 15:36:46 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-01 19:41:04 +0400 |
| commit | 40df2d1d8538865341a4cb9d4b7a375296517ad2 (patch) | |
| tree | 2b97595b5d31917432af57e4d9a70f8a459d8f65 /arch | |
| parent | 40d192b63d079db1f76cec9ae8ccbf461fda23e4 (diff) | |
| download | linux-40df2d1d8538865341a4cb9d4b7a375296517ad2.tar.xz | |
[ARM] Update Xscale and Xscale3 PTE mappings
Use 'shared device' mappings for devices, and use the standard
bit combinations for Xscale3.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mm/proc-xsc3.S | 14 | ||||
| -rw-r--r-- | arch/arm/mm/proc-xscale.S | 2 |
2 files changed, 7 insertions, 9 deletions
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index 9c5318e476f3..22ecef533a84 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -345,23 +345,21 @@ ENTRY(cpu_xsc3_switch_mm) * cpu_xsc3_set_pte_ext(ptep, pte, ext) * * Set a PTE and flush it out - * */ - cpu_xsc3_mt_table: .long 0x00 @ L_PTE_MT_UNCACHED - .long PTE_BUFFERABLE @ L_PTE_MT_BUFFERABLE - .long PTE_EXT_TEX(5) | PTE_CACHEABLE @ L_PTE_MT_WRITETHROUGH - .long PTE_EXT_TEX(5) | PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_WRITEBACK - .long 0x00 @ L_PTE_MT_DEV_SHARED + .long PTE_EXT_TEX(1) @ L_PTE_MT_BUFFERABLE + .long PTE_CACHEABLE @ L_PTE_MT_WRITETHROUGH + .long PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_WRITEBACK + .long PTE_EXT_TEX(1) | PTE_BUFFERABLE @ L_PTE_MT_DEV_SHARED .long 0x00 @ unused .long 0x00 @ L_PTE_MT_MINICACHE (not present) .long PTE_EXT_TEX(5) | PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_WRITEALLOC (not present?) .long 0x00 @ unused .long PTE_EXT_TEX(1) @ L_PTE_MT_DEV_WC .long 0x00 @ unused - .long PTE_EXT_TEX(5) | PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_DEV_CACHED - .long 0x00 @ L_PTE_MT_DEV_NONSHARED + .long PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_DEV_CACHED + .long PTE_EXT_TEX(2) @ L_PTE_MT_DEV_NONSHARED .long 0x00 @ L_PTE_MT_DEV_IXP2000 (not present) .long 0x00 @ unused .long 0x00 @ unused diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index 1e0c3bb19058..534b4be86ae5 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -434,7 +434,7 @@ cpu_xscale_mt_table: .long PTE_BUFFERABLE @ L_PTE_MT_BUFFERABLE .long PTE_CACHEABLE @ L_PTE_MT_WRITETHROUGH .long PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_WRITEBACK - .long 0x00 @ L_PTE_MT_DEV_SHARED + .long PTE_EXT_TEX(1) | PTE_BUFFERABLE @ L_PTE_MT_DEV_SHARED .long 0x00 @ unused .long PTE_EXT_TEX(1) | PTE_CACHEABLE @ L_PTE_MT_MINICACHE .long PTE_EXT_TEX(1) | PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_WRITEALLOC |