/* * ========== Copyright Header Begin ========================================== * * OpenSPARC T2 Processor File: n2_pm_mcu_cmda_8bank.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. * * 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 ============================================ */ #define MAIN_PAGE_NUCLEUS_ALSO #define MAIN_PAGE_HV_ALSO #include "hboot.s" #include "asi_s.h" #ifdef BANK0 #define L2_0_ADDR0 0x220000000 #endif #ifdef BANK1 #define L2_0_ADDR0 0x220000040 #endif #define L2_0_ADDR1 0xff000 #define TAG_SHIFT 22 #ifdef L2_OFF #define L2_ON_OFF_DM 0x1 #else #define L2_ON_OFF_DM 0x0 #endif #define BANK_LOOP 0x40 #define DIMM_RANK_LOOP 0x10 .text .global main main: ta T_CHANGE_HPRIV nop setx 0x1, %g7, %g5 setx 0x8400000040, %g7, %g3 stx %g5, [%g3] setx 0x8400001040, %g7, %g3 stx %g5, [%g3] setx 0x8400002040, %g7, %g3 stx %g5, [%g3] setx 0x8400003040, %g7, %g3 stx %g5, [%g3] setx 0x8400000238, %g7, %g3 stx %g5, [%g3] setx 0x8400001238, %g7, %g3 stx %g5, [%g3] setx 0x8400002238, %g7, %g3 stx %g5, [%g3] setx 0x8400003238, %g7, %g3 stx %g5, [%g3] setx 0x200, %g7, %g5 setx 0x8400000018, %g7, %g3 stx %g5, [%g3] setx 0x200, %g7, %g5 setx 0x8400001018, %g7, %g3 stx %g5, [%g3] setx 0x200, %g7, %g5 setx 0x8400002018, %g7, %g3 stx %g5, [%g3] setx 0x200, %g7, %g5 setx 0x8400003018, %g7, %g3 stx %g5, [%g3] /****************************************** Memory Read/Write ******************************************/ ld_st: setx L2_0_ADDR1, %g7, %g3 setx 0x0, %g7, %g1 setx 0x0, %g7, %l1 setx 0x0, %g7, %l2 setx 0x40, %g7, %l3 setx 0x800000000, %g7, %l4 setx DIMM_RANK_LOOP, %g7, %l5 setx BANK_LOOP, %g7, %l6 dimm_rank_loop: nop bank_loop: stx %g1, [%g3] inc %g1 ldx [%g3], %o1 add %l3, %g3, %g3 inc %l2 cmp %l2, %l6 bne bank_loop nop mov 0x0, %l2 add %l4, %g3, %g3 inc %l1 cmp %l1, %l5 bne dimm_rank_loop /****************************************************** * Exit code *******************************************************/ test_pass: EXIT_GOOD test_fail: EXIT_BAD