verif/diag/assembly/isa3/isa3_privileged_action.s

/*
* ========== Copyright Header Begin ==========================================
*
* OpenSPARC T2 Processor File: isa3_privileged_action.s
* 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.
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* 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.
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* ========== Copyright Header End ============================================
*/
#define     RETURN_POINTER      %l7
#define     TRAP_COUNTER        %o0
#define     COUNTER             %o1

#define PRIVILEGED_ACTION_ENABLE


#define H_HT0_Privileged_Action_0x37
#define My_HT0_Privileged_Action_0x37 \
        add     TRAP_COUNTER, 0x1, TRAP_COUNTER ; \
        wrpr    RETURN_POINTER, 0, %tnpc ; \
        done                    ; \
        nop                     ;


#include "hboot.s"

.text
.global main

main:           /* test begin */
        clr     TRAP_COUNTER
        set     0x1, COUNTER
        setx    asi_inst_mask_reg, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_LSU_CONTROL, %g1
        ba      abnormal_end
asi_inst_mask_reg:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_icache_instr, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_INST_MASK, %g1
        ba      abnormal_end
asi_icache_instr:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_icache_tag, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_ICACHE_INSTR, %g1
        ba      abnormal_end
asi_icache_tag:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_lsu_diag_reg, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_ICACHE_TAG, %g1
        ba      abnormal_end
asi_lsu_diag_reg:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_dcache_data, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_LSU_DIAG, %g1
        ba      abnormal_end
asi_dcache_data:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_dcache_tag, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_DCACHE_DATA, %g1
        ba      abnormal_end
asi_dcache_tag:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_sparc_bist_control, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_DCACHE_TAG, %g1
        ba      abnormal_end
asi_sparc_bist_control:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_itlb_probe, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_SPARC_BIST_CONTROL, %g1
        ba      abnormal_end
asi_itlb_probe:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_itlb_data_in_0, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_ITLB_PROBE, %g1
        ba      abnormal_end
asi_itlb_data_in_0:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_itlb_data_in_1, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_ITLB_DATA_IN, %g1
        ba      abnormal_end
asi_itlb_data_in_1:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_itlb_data_in_2, %i0, RETURN_POINTER
        mov     0x400, %g2
        ldxa    [%g2]ASI_ITLB_DATA_IN, %g1
        ba      abnormal_end
asi_itlb_data_in_2:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_itlb_data_in_3, %i0, RETURN_POINTER
        mov     0x800, %g2
        ldxa    [%g2]ASI_ITLB_DATA_IN, %g1
        ba      abnormal_end
asi_itlb_data_in_3:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_itlb_data_access_reg, %i0, RETURN_POINTER
        mov     0xc00, %g2
        ldxa    [%g2]ASI_ITLB_DATA_IN, %g1
        ba      abnormal_end
asi_itlb_data_access_reg:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_itlb_tag_read_reg, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_ITLB_DATA_ACCESS_REG, %g1
        ba      abnormal_end
asi_itlb_tag_read_reg:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_ifu_control, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_ITLB_TAG_READ_REG, %g1
        ba      abnormal_end
asi_ifu_control:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    asi_ifu_control_value, %i0, RETURN_POINTER
        ldxa    [%g0]ASI_IFU_CONTROL, %g1
        ba      abnormal_end
asi_ifu_control_value:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        add     COUNTER, 0x1, COUNTER
        setx    normal_end, %i0, RETURN_POINTER
        set     0x90, %g2
        ldxa    [%g2]ASI_IFU_CONTROL, %g1
        ba      abnormal_end
normal_end:
        cmp     TRAP_COUNTER, COUNTER
        bne     abnormal_end
        nop
        EXIT_GOOD

abnormal_end:
        EXIT_BAD