hypervisor/src/sample/hcalls.s

/*
* ========== Copyright Header Begin ==========================================
*
* Hypervisor Software File: hcalls.s
*
* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
*
*  - Do no alter or remove copyright notices
*
*  - Redistribution and use of this software in source and binary forms, with
*    or without modification, are permitted provided that the following
*    conditions are met:
*
*  - Redistribution of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
*
*  - Redistribution in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
*    Neither the name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
*     This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
* OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
* FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or maintenance of
* any nuclear facility.
*
* ========== Copyright Header End ============================================
*/
/*
 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

        .ident  "@(#)hcalls.s   1.7     07/04/22 SMI"

        .file   "hcalls.s"

#include <sys/asm_linkage.h>
#include <sys/privregs.h>
#include <sys/stack.h>

#include <hypervisor.h>

#if defined(lint)
/* ARGSUSED */
int
hv_core_trap(uint64_t a0, uint64_t a1, uint64_t a2, uint64_t a3,
             uint64_t a4, int func)
{
        return -1;
}
#else
        ENTRY(hv_core_trap)
        ta      CORE_TRAP
        retl
        addc    %g0, 0, %o0
        SET_SIZE(hv_core_trap)
#endif

#if defined(lint)
/* ARGSUSED */
int
hv_fast_trap(uint64_t a0, uint64_t a1, uint64_t a2, uint64_t a3,
             uint64_t a4, int func)
{
        return -1;
}
#else
        ENTRY(hv_fast_trap)
        ta      FAST_TRAP
        retl
        addc    %g0, 0, %o0
        SET_SIZE(hv_fast_trap)
#endif

#if defined(lint)
/* ARGSUSED */
int
hv_trap(uint64_t a0, uint64_t a1, uint64_t a2, uint64_t a3,
             uint64_t a4, int trap)
{
        return -1;
}
#else
        ENTRY(hv_trap)
        ta      %o5
        retl
        addc    %g0, 0, %o0
        SET_SIZE(hv_trap)
#endif

#if 0

        ENTRY(soft_trap)
        subcc   %g0, %g0, %g0
        mov     %o0, %g1
        mov     %o1, %o0
        mov     %o2, %o1
        mov     %o3, %o2
        mov     %o4, %o3
        mov     %o5, %o4
        ta      %g1
        retl
        addc    %g0, 0, %o0
        SET_SIZE(soft_trap)

        ENTRY(htrap)
        subcc   %g0, %g0, %g0
        mov     %o0, %g1
        mov     %o1, %o0
        mov     %o2, %o1
        mov     %o3, %o2
        mov     %o4, %o3
        mov     %o5, %o4
        ta      %g1+0x80
        retl
        addc    %g0, 0, %o0
        SET_SIZE(htrap)

        ENTRY(legion_debug)
        ta      %xcc, 0x70
        retl
        nop
        SET_SIZE(legion_debug)

#endif