diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/ia64/sn/kernel/pio_phys.S')
-rw-r--r-- | ANDROID_3.4.5/arch/ia64/sn/kernel/pio_phys.S | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/ANDROID_3.4.5/arch/ia64/sn/kernel/pio_phys.S b/ANDROID_3.4.5/arch/ia64/sn/kernel/pio_phys.S deleted file mode 100644 index 3c7d48d6..00000000 --- a/ANDROID_3.4.5/arch/ia64/sn/kernel/pio_phys.S +++ /dev/null @@ -1,71 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2005 Silicon Graphics, Inc. All rights reserved. - * - * This file contains macros used to access MMR registers via - * uncached physical addresses. - * pio_phys_read_mmr - read an MMR - * pio_phys_write_mmr - write an MMR - * pio_atomic_phys_write_mmrs - atomically write 1 or 2 MMRs with psr.ic=0 - * Second MMR will be skipped if address is NULL - * - * Addresses passed to these routines should be uncached physical addresses - * ie., 0x80000.... - */ - - - -#include <asm/asmmacro.h> -#include <asm/page.h> - -GLOBAL_ENTRY(pio_phys_read_mmr) - .prologue - .regstk 1,0,0,0 - .body - mov r2=psr - rsm psr.i | psr.dt - ;; - srlz.d - ld8.acq r8=[r32] - ;; - mov psr.l=r2;; - srlz.d - br.ret.sptk.many rp -END(pio_phys_read_mmr) - -GLOBAL_ENTRY(pio_phys_write_mmr) - .prologue - .regstk 2,0,0,0 - .body - mov r2=psr - rsm psr.i | psr.dt - ;; - srlz.d - st8.rel [r32]=r33 - ;; - mov psr.l=r2;; - srlz.d - br.ret.sptk.many rp -END(pio_phys_write_mmr) - -GLOBAL_ENTRY(pio_atomic_phys_write_mmrs) - .prologue - .regstk 4,0,0,0 - .body - mov r2=psr - cmp.ne p9,p0=r34,r0; - rsm psr.i | psr.dt | psr.ic - ;; - srlz.d - st8.rel [r32]=r33 -(p9) st8.rel [r34]=r35 - ;; - mov psr.l=r2;; - srlz.d - br.ret.sptk.many rp -END(pio_atomic_phys_write_mmrs) - - |