verif/diag/assembly/isa3/isa3_trap_0x3f.s

/*
* ========== Copyright Header Begin ==========================================
*
* OpenSPARC T2 Processor File: isa3_trap_0x3f.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
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* 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
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* ========== Copyright Header End ============================================
*/
#define MY_USER_TEXT_VA   0xa0000
#define MY_USER_TEXT_RA   0x00000000400a0000
#define MY_USER_TEXT_PA   0x00000010400a0000
#define MY_USER_DATA_VA   0xb0000
#define MY_USER_DATA_RA   0x00000000400b0000
#define MY_USER_DATA_PA   0x00000010400b0000
#define MY_PRIV_TEXT_VA   0xc0000
#define MY_PRIV_TEXT_RA   0x00000000400d0000
#define MY_PRIV_TEXT_PA   0x00000010400d0000
#define MY_PRIV_DATA_VA   0xe0000
#define MY_PRIV_DATA_RA   0x00000000400f0000
#define MY_PRIV_DATA_PA   0x00000010400f0000
#define MY_HP_TEXT_PA     0x0000001050000000

!!! Custom trap handler
#define H_HT0_Data_Real_Tran_Miss_0x3f
#define My_HT0_Data_Real_Tran_Miss_0x3f \
        setx My_HP_Code_Begin, %l1, %l3         ; \
        jmp %l3                 ; \
        nop                     ;

#define MAIN_PAGE_HV_ALSO
#define MAIN_PAGE_NUCLEUS_ALSO

#include "hboot.s"

/************************************************************************
   Test case code start
 ************************************************************************/

.text
.global main
.global test_point

main:           /* test begin */
        !!! We are assuming DM bit is set at this point!
        ta T_CHANGE_HPRIV
        ! Can't do the read and xor to flip the DM bit because of a bug in Simics
        ! Hard-code the value for lsu_ctl_reg with DM=0
        !ldxa [%g0] ASI_LSU_CTL_REG, %l1
        !xor %l1, 8, %l1 ! clearing DM bit
        setx 0x017, %l1, %l2
        stxa %l2, [%g0] ASI_LSU_CTL_REG
        setx user_data_begin, %l1, %l2
        ta T_CHANGE_NONHPRIV
        ta T_CHANGE_NONPRIV
test_point:
        ldx [%l2], %l1

        EXIT_BAD
        nop

/************************************************************************
   Test case data start
 ************************************************************************/
.data

user_data_start:
.word 0xD6B3479D
.word 0xDB28926C

SECTION .My_HP_Section TEXT_VA=MY_HP_TEXT_PA
attr_text {
        Name = .My_HP_Section,
        hypervisor
        }
.text
.global My_HP_Code_Begin

My_HP_Code_Begin:
        setx test_point, %l1, %l3
        rdpr %tpc, %l2
        cmp %l2, %l3
        bne test_failed
        nop
        EXIT_GOOD
test_failed:
        EXIT_BAD

SECTION .My_User_Section TEXT_VA=MY_USER_TEXT_VA
attr_text {
        Name = .My_User_Section,
        VA = MY_USER_TEXT_VA,
        RA = MY_USER_TEXT_RA,
        PA = MY_USER_TEXT_PA,
        part_0_ctx_nonzero_tsb_config_0,
        TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0,
        TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0,
        TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=0, TTE_W=1
        }

.text
.global user_code_begin

user_code_begin:
        nop
        nop
        EXIT_GOOD

SECTION .My_User_Data_Section DATA_VA=MY_USER_DATA_VA
attr_data {
        Name = .My_User_Data_Section,
        VA = MY_USER_DATA_VA,
        RA = MY_USER_DATA_RA,
        PA = MY_USER_DATA_PA,
        part_0_ctx_nonzero_tsb_config_0,
        TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0,
        TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0,
        TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=0, TTE_W=1
        }

.text
.global user_data_begin

user_data_begin:
        .xword 0101010101010101
        .xword 0202020202020202
        .xword 0303030303030303
        .xword 0404040404040404

SECTION .My_Priv_Section TEXT_VA=MY_PRIV_TEXT_VA
attr_text {
        Name = .My_Priv_Section,
        VA = MY_PRIV_TEXT_VA,
        RA = MY_PRIV_TEXT_RA,
        PA = MY_PRIV_TEXT_PA,
        part_0_ctx_nonzero_tsb_config_0,
        TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0,
        TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0,
        TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=1, TTE_W=1
        }

.text
.global supervisor_code_begin

supervisor_code_begin:
        nop     ! should take a trap here
        nop
        EXIT_BAD

SECTION .My_Priv_Data_Section DATA_VA=MY_PRIV_DATA_VA
attr_data {
        Name = .My_Priv_Data_Section,
        VA = MY_PRIV_DATA_VA,
        RA = MY_PRIV_DATA_RA,
        PA = MY_PRIV_DATA_PA,
        part_0_ctx_nonzero_tsb_config_0,
        TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0,
        TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0,
        TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=1, TTE_W=1
        }

.data
.global supervisor_data_begin

supervisor_data_begin:
        .xword 1212121212121212
        .xword 1313131313131313
        .xword 1414141414141414
        .xword 1515151515151515

.end