/*      $NetBSD: db_tlb_access.S,v 1.3 2015/03/02 14:17:06 nakayama Exp $       */

/*
 * Copyright (c) 1996-2002 Eduardo Horvath
 * Copyright (c) 2010 Matthew R. Green
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR  ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR  BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

#include <machine/ctlreg.h>
#include <machine/asm.h>

/*
 * Basic routines to print the I/D-TLB tag & data info.
 */

#ifdef _LP64
ENTRY_NOPROFILE(print_dtlb)
        save    %sp, -CC64FSZ, %sp
        sll     %i0, 3, %l3
        or      %l3, %i1, %l3
        mov     %i1, %l1
        clr     %l2
1:
        ldxa    [%l1] ASI_DMMU_TLB_TAG, %o2
        membar  #Sync
        mov     %l2, %o1
        ldxa    [%l1] ASI_DMMU_TLB_DATA, %o3
        membar  #Sync
        inc     %l2
        set     2f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        ldxa    [%l1] ASI_DMMU_TLB_TAG, %o2
        membar  #Sync
        mov     %l2, %o1
        ldxa    [%l1] ASI_DMMU_TLB_DATA, %o3
        membar  #Sync
        inc     %l2
        set     3f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        cmp     %l1, %l3
        bl      1b
         inc    8, %l0

        ret
         restore

ENTRY_NOPROFILE(print_itlb)
        save    %sp, -CC64FSZ, %sp
        sll     %i0, 3, %l3
        or      %l3, %i1, %l3
        mov     %i1, %l1
        clr     %l2
1:
        ldxa    [%l1] ASI_IMMU_TLB_TAG, %o2
        membar  #Sync
        mov     %l2, %o1
        ldxa    [%l1] ASI_IMMU_TLB_DATA, %o3
        membar  #Sync
        inc     %l2
        set     2f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        ldxa    [%l1] ASI_IMMU_TLB_TAG, %o2
        membar  #Sync
        mov     %l2, %o1
        ldxa    [%l1] ASI_IMMU_TLB_DATA, %o3
        membar  #Sync
        inc     %l2
        set     3f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        cmp     %l1, %l3
        bl      1b
         inc    8, %l0

        ret
         restore

        .data
2:
        .asciz  "%2d:%016lx %016lx "
3:
        .asciz  "%2d:%016lx %016lx\n"
        .text
#else
ENTRY_NOPROFILE(print_dtlb)
        save    %sp, -CC64FSZ, %sp
        sll     %i0, 3, %l3
        or      %l3, %i1, %l3
        mov     %i1, %l1
        clr     %l2
1:
        ldxa    [%l1] ASI_DMMU_TLB_TAG, %o2
        membar  #Sync
        srl     %o2, 0, %o3
        mov     %l2, %o1
        srax    %o2, 32, %o2
        ldxa    [%l1] ASI_DMMU_TLB_DATA, %o4
        membar  #Sync
        srl     %o4, 0, %o5
        inc     %l2
        srax    %o4, 32, %o4
        set     2f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        ldxa    [%l1] ASI_DMMU_TLB_TAG, %o2
        membar  #Sync
        srl     %o2, 0, %o3
        mov     %l2, %o1
        srax    %o2, 32, %o2
        ldxa    [%l1] ASI_DMMU_TLB_DATA, %o4
        membar  #Sync
        srl     %o4, 0, %o5
        inc     %l2
        srax    %o4, 32, %o4
        set     3f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        cmp     %l1, %l3
        bl      1b
         inc    8, %l0

        ret
         restore

ENTRY_NOPROFILE(print_itlb)
        save    %sp, -CC64FSZ, %sp
        sll     %i0, 3, %l3
        or      %l3, %i1, %l3
        mov     %i1, %l1
        clr     %l2
1:
        ldxa    [%l1] ASI_IMMU_TLB_TAG, %o2
        membar  #Sync
        srl     %o2, 0, %o3
        mov     %l2, %o1
        srax    %o2, 32, %o2
        ldxa    [%l1] ASI_IMMU_TLB_DATA, %o4
        membar  #Sync
        srl     %o4, 0, %o5
        inc     %l2
        srax    %o4, 32, %o4
        set     2f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        ldxa    [%l1] ASI_IMMU_TLB_TAG, %o2
        membar  #Sync
        srl     %o2, 0, %o3
        mov     %l2, %o1
        srax    %o2, 32, %o2
        ldxa    [%l1] ASI_IMMU_TLB_DATA, %o4
        membar  #Sync
        srl     %o4, 0, %o5
        inc     %l2
        srax    %o4, 32, %o4
        set     3f, %o0
        call    _C_LABEL(db_printf)
         inc    8, %l1

        cmp     %l1, %l3
        bl      1b
         inc    8, %l0

        ret
         restore

        .data
2:
        .asciz  "%2d:%08x:%08x %08x:%08x "
3:
        .asciz  "%2d:%08x:%08x %08x:%08x\n"
        .text
#endif