diff options
Diffstat (limited to 'arch/i386/cpu')
| -rw-r--r-- | arch/i386/cpu/sc520/sc520_asm.S | 117 |
1 files changed, 77 insertions, 40 deletions
diff --git a/arch/i386/cpu/sc520/sc520_asm.S b/arch/i386/cpu/sc520/sc520_asm.S index 947e12b..abb03bf 100644 --- a/arch/i386/cpu/sc520/sc520_asm.S +++ b/arch/i386/cpu/sc520/sc520_asm.S @@ -25,48 +25,85 @@ * copyright is included below */ -/* - * ============================================================================= - * - * Copyright 1999 Advanced Micro Devices, Inc. - * - * This software is the property of Advanced Micro Devices, Inc (AMD) which - * specifically grants the user the right to modify, use and distribute this - * software provided this COPYRIGHT NOTICE is not removed or altered. All - * other rights are reserved by AMD. - * - * THE MATERIALS ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED WARRANTY - * OF ANY KIND INCLUDING WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT OF - * THIRD-PARTY INTELLECTUAL PROPERTY, OR FITNESS FOR ANY PARTICULAR PURPOSE. - * IN NO EVENT SHALL AMD OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER - * (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS - * INTERRUPTION, LOSS OF INFORMAITON) ARISING OUT OF THE USE OF OR INABILITY - * TO USE THE MATERIALS, EVEN IF AMD HAS BEEN ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGES. BECAUSE SOME JURSIDICTIONS PROHIBIT THE EXCLUSION OR - * LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, THE ABOVE - * LIMITATION MAY NOT APPLY TO YOU. - * - * AMD does not assume any responsibility for any errors that may appear in - * the Materials nor any responsibility to support or update the Materials. - * AMD retains the right to make changes to its test specifications at any - * time, without notice. - * - * So that all may benefit from your experience, please report any problems - * or suggestions about this software back to AMD. Please include your name, - * company, telephone number, AMD product requiring support and question or - * problem encountered. - * - * Advanced Micro Devices, Inc. Worldwide support and contact - * Embedded Processor Division information available at: - * Systems Engineering epd.support@amd.com - * 5204 E. Ben White Blvd. -or- - * Austin, TX 78741 http://www.amd.com/html/support/techsup.html - * ============================================================================ +/* TITLE SIZER - Aspen DRAM Sizing Routine. + * ============================================================================= + * + * Copyright 1999 Advanced Micro Devices, Inc. + * You may redistribute this program and/or modify this program under the terms + * of the GNU General Public License as published by the Free Software Foundation; + * either version 2 of the License, or (at your option) any later version. + * + * This program is distributed 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. + * + * THE MATERIALS ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED WARRANTY + * OF ANY KIND INCLUDING WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT OF + * THIRD-PARTY INTELLECTUAL PROPERTY, OR FITNESS FOR ANY PARTICULAR PURPOSE. + * IN NO EVENT SHALL AMD OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER + * (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS + * INTERRUPTION, LOSS OF INFORMATION) ARISING OUT OF THE USE OF OR INABILITY + * TO USE THE MATERIALS, EVEN IF AMD HAS BEEN ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGES. BECAUSE SOME JURSIDICTIONS PROHIBIT THE EXCLUSION OR + * LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, THE ABOVE + * LIMITATION MAY NOT APPLY TO YOU. + * + * AMD does not assume any responsibility for any errors that may appear in + * the Materials nor any responsibility to support or update the Materials. + * AMD retains the right to make changes to its test specifications at any + * time, without notice. + * ============================================================================== */ - -/******************************************************************************* - * AUTHOR : Buddy Fey - Original. +/* + ****************************************************************************** + * + * FILE : sizer.asm - SDRAM DIMM Sizing Algorithm + * + * + * + * FUNCTIONS : sizemem() - jumped to, not called. To be executed after + * reset to determine the size of the SDRAM DIMMs. Initializes + * the memory subsystem. + * + * + * AUTHOR : Buddy Fey - Original. + * + * + * DESCRIPTION : Performs sizing on SDRAM DIMMs on ASPEN processor. + * NOTE: This is a small memory model version + * + * + * INPUTS : BP contains return address offset + * CACHE is assumed to be disabled. + * The FS segment limit has already been set to big real mode + * (full 32-bit addressing capability) + * + * + * OUTPUTS : None + * + * + * REG USE : ax,bx,cx,dx,di,si,bp, fs + * + * + * REVISION : See PVCS info below + * + * + * TEST PLAN CROSS REFERENCE: + * + * + * $Workfile: $ + * $Revision: 1.2 $ + * $Date: 1999/09/22 12:49:33 $ + * $Author: chipf $ + * $Log: sizer.asm $ + * Revision 1.2 1999/09/22 12:49:33 chipf + * Add legal header + * ******************************************************************************* */ |