verif/diag/assembly/include/mon_macros.h

/*
* ========== Copyright Header Begin ==========================================
*
* OpenSPARC T2 Processor File: mon_macros.h
* Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
* 4150 Network Circle, Santa Clara, California 95054, U.S.A.
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*
* For the avoidance of doubt, and except that if any non-GPL license
* choice is available it will apply instead, Sun elects to use only
* the General Public License version 2 (GPLv2) at this time for any
* software where a choice of GPL license versions is made
* available with the language indicating that GPLv2 or any later version
* may be used, or where a choice of which version of the GPL is applied is
* otherwise unspecified.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*
* ========== Copyright Header End ============================================
*/
#ifndef _MON_MACROS_H
#define _MON_MACROS_H

#ident "@(#)  mon_macros.h  1.13        05/04/11 10:05:17"

#define         R_IMPL_CHEETAH          0x14
#define         R_IMPL_CHEETAHPLUS      0x15
#define         R_IMPL_JALAPENO         0x16
#define         R_IMPL_GEMINI           0x17
#define         R_IMPL_JAGUAR           0x18
#define         R_IMPL_PANTHER          0x19
#define         R_IMPL_MILLENNIUM       0x20
#define         R_IMPL_SERRANO          0x22
#define         R_IMPL_NIAGRA           0x23

#ifdef CHTAH_CPU

#define PHCPUID_MASK 0x3ff
#define PHCPUID_SHIFT 17
#define MAXPHCPU (PHCPUID_MASK+1)
#define LOG2MAXCPU 8

#elif defined(BW_CPU)

#define PHCPUID_MASK 0xff
#define PHCPUID_SHIFT 17
#define MAXPHCPU 32
#define LOG2MAXCPU 5

#else

#define MAXPHCPU 1

#endif

#ifdef _ASM

#define         SAVE_OREGS( memptr, offset )\
        stx     %o0, [memptr + offset + 0x00]                   ;\
        stx     %o1, [memptr + offset + 0x08]                   ;\
        stx     %o2, [memptr + offset + 0x10]                   ;\
        stx     %o3, [memptr + offset + 0x18]                   ;\
        stx     %o4, [memptr + offset + 0x20]                   ;\
        stx     %o5, [memptr + offset + 0x28]                   ;\
        stx     %o6, [memptr + offset + 0x30]                   ;\
        stx     %o7, [memptr + offset + 0x38]

#define         RESTORE_OREGS( memptr, offset )\
        ldx     [memptr + offset + 0x00], %o0                   ;\
        ldx     [memptr + offset + 0x08], %o1                   ;\
        ldx     [memptr + offset + 0x10], %o2                   ;\
        ldx     [memptr + offset + 0x18], %o3                   ;\
        ldx     [memptr + offset + 0x20], %o4                   ;\
        ldx     [memptr + offset + 0x28], %o5                   ;\
        ldx     [memptr + offset + 0x30], %o6                   ;\
        ldx     [memptr + offset + 0x38], %o7


#define GET_MUTEX(mutexname, mutexreg, scr1 )           \
        setx            mutexname, scr1, mutexreg       ;\
7:;\
        ldstub          [mutexreg], scr1                ;\
        brz             scr1, 9f                        ;\
        nop                                             ;\
8:;\
        ldub            [mutexreg], scr1                ;\
        brnz,pn         scr1, 8b                        ;\
        membar          #LoadLoad                       ;\
        ba              7b                              ;\
        nop                                             ;\
9:;\
        rd              %pc, scr1                       ;\
        st              scr1, [mutexreg + 4]


#define FREE_MUTEX( mutexname, mutexreg, scr1 )         \
        setx            mutexname, scr1, mutexreg       ;\
        stub            %g0, [mutexreg]                 ;\
        membar          #LoadStore|#StoreStore

/*
 * VERS_TO_IMPL()
 *
 * The scratch register must be different from the output but
 * can be the same as the input_ver_reg.
 *
 * The input and output can be the same provided the scratch
 * register is different.
 *
 * VERS_TO_IMPL( %g1, %g2, %g3 )        OK Vers is preserved
 * VERS_TO_IMPL( %g1, %g2, %g1 )        OK Vers on input is impl on o/p
 * VERS_TO_IMPL( %g1, %g1, %g2 )        OK Vers is corrupted
 * VERS_TO_IMPL( %g1, %g1, %g1 )        ***BAD Will not work ***
 */

#define VERS_TO_IMPL( input_vers_reg, output_impl_reg )         \
        sllx            input_vers_reg, 16, output_impl_reg     ;\
        srlx            output_impl_reg, 48, output_impl_reg

#ifdef CHTAH_CPU

#define GET_VERS( scratch, output_ver ) \
        rdpr            %ver, output_ver

#define GET_IMPL(scratch,impl) \
        rdpr            %ver, impl; \
        VERS_TO_IMPL(impl,impl)

#define GET_PHCPUID(scratch,reg)\
        ldxa            [%g0]ASI_UPA_CONFIG,reg; \
        srlx            reg,PHCPUID_SHIFT,reg; \
        and             reg,PHCPUID_MASK,reg

#endif

#ifdef HPV

#include "rust_hpv_macros.h"

#define GET_VERS( scratch, output_ver ) \
        mov     %o0, scratch;\
        set   hcall_rust_rd_ver_reg, %o0;\
        DO_HPRIVCALL(%o0)       ;\
        mov     %o0, output_ver;\
        mov     scratch, %o0

#define GET_IMPL( scratch, output_impl )\
        GET_VERS( scratch, output_impl );\
      VERS_TO_IMPL(impl,impl)

#define GET_PHCPUID(scratch,reg) \
        mov             %o0,scratch; \
          GET_CPU_ID(reg);          \
        mov             scratch,%o0
#endif

#endif

#endif /* _MON_MACROS_H */