diff options
Diffstat (limited to 'arch/ia64/xen/xenivt.S')
| -rw-r--r-- | arch/ia64/xen/xenivt.S | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/arch/ia64/xen/xenivt.S b/arch/ia64/xen/xenivt.S deleted file mode 100644 index 3e71d50584d9..000000000000 --- a/arch/ia64/xen/xenivt.S +++ /dev/null @@ -1,52 +0,0 @@ -/* - * arch/ia64/xen/ivt.S - * - * Copyright (C) 2005 Hewlett-Packard Co - * Dan Magenheimer <dan.magenheimer@hp.com> - * - * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * pv_ops. - */ - -#include <asm/asmmacro.h> -#include <asm/kregs.h> -#include <asm/pgtable.h> - -#include "../kernel/minstate.h" - - .section .text,"ax" -GLOBAL_ENTRY(xen_event_callback) - mov r31=pr // prepare to save predicates - ;; - SAVE_MIN_WITH_COVER // uses r31; defines r2 and r3 - ;; - movl r3=XSI_PSR_IC - mov r14=1 - ;; - st4 [r3]=r14 - ;; - adds r3=8,r2 // set up second base pointer for SAVE_REST - srlz.i // ensure everybody knows psr.ic is back on - ;; - SAVE_REST - ;; -1: - alloc r14=ar.pfs,0,0,1,0 // must be first in an insn group - add out0=16,sp // pass pointer to pt_regs as first arg - ;; - br.call.sptk.many b0=xen_evtchn_do_upcall - ;; - movl r20=XSI_PSR_I_ADDR - ;; - ld8 r20=[r20] - ;; - adds r20=-1,r20 // vcpu_info->evtchn_upcall_pending - ;; - ld1 r20=[r20] - ;; - cmp.ne p6,p0=r20,r0 // if there are pending events, - (p6) br.spnt.few 1b // call evtchn_do_upcall again. - br.sptk.many xen_leave_kernel // we know ia64_leave_kernel is - // paravirtualized as xen_leave_kernel -END(xen_event_callback) |
