projects / OpenSPARC-T2-DV / blame
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|---|---|---|
| 86530b38 AT |
1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== | |
| 3 | * | |
| 4 | * OpenSPARC T2 Processor File: core_init.s | |
| 5 | * Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
| 6 | * 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
| 7 | * | |
| 8 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 9 | * | |
| 10 | * This program is free software; you can redistribute it and/or modify | |
| 11 | * it under the terms of the GNU General Public License as published by | |
| 12 | * the Free Software Foundation; version 2 of the License. | |
| 13 | * | |
| 14 | * This program is distributed in the hope that it will be useful, | |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 17 | * GNU General Public License for more details. | |
| 18 | * | |
| 19 | * You should have received a copy of the GNU General Public License | |
| 20 | * along with this program; if not, write to the Free Software | |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 22 | * | |
| 23 | * For the avoidance of doubt, and except that if any non-GPL license | |
| 24 | * choice is available it will apply instead, Sun elects to use only | |
| 25 | * the General Public License version 2 (GPLv2) at this time for any | |
| 26 | * software where a choice of GPL license versions is made | |
| 27 | * available with the language indicating that GPLv2 or any later version | |
| 28 | * may be used, or where a choice of which version of the GPL is applied is | |
| 29 | * otherwise unspecified. | |
| 30 | * | |
| 31 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 32 | * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 33 | * have any questions. | |
| 34 | * | |
| 35 | * | |
| 36 | * ========== Copyright Header End ============================================ | |
| 37 | */ | |
| 38 | #if (CACHE_ASSOCIATE_REG_DATA > 0x0) | |
| 39 | disable_cache_associative: | |
| 40 | mov CACHE_ASSOCIATE_REG_DATA, %g2 | |
| 41 | mov ASI_LSU_DIAG, %g3 | |
| 42 | stxa %g2, [%g3]ASI_DIAG | |
| 43 | #endif | |
| 44 | ||
| 45 | ! Enable error traps | |
| 46 | #ifndef NOERRCHK | |
| 47 | enable_core_err_detection: | |
| 48 | add %g0, CERER_VA, %g4 | |
| 49 | best_set_reg(CERER_DATA, %g3, %g2) | |
| 50 | stxa %g2, [%g4]0x4c ! write into CERER | |
| 51 | #endif | |
| 52 | ||
| 53 | #ifndef NOPWRMGMT | |
| 54 | ! Power Management - set full power throttle mode .. | |
| 55 | pwr_mgmt: | |
| 56 | setx CREGS_PWRMGMT, %g3, %g2 | |
| 57 | stxa %g2, [%g0] ASI_SPARC_PWR_MGMT | |
| 58 | #endif |