| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2007 Corey Osgood <corey.osgood@gmail.com> |
| * |
| * 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; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef __ROMCC__ |
| static void cn400_noop(void) |
| { |
| } |
| #endif |
| |
| #define DEBUG_CN400 |
| |
| /* VGA stuff */ |
| #define SR_INDEX 0x3c4 |
| #define SR_DATA 0x3c5 |
| #define CRTM_INDEX 0x3b4 |
| #define CRTM_DATA 0x3b5 |
| #define CRTC_INDEX 0x3d4 |
| #define CRTC_DATA 0x3d5 |
| |
| /* Memory controller registers */ |
| #define RANK0_END 0x40 |
| #define RANK1_END 0x41 |
| #define RANK2_END 0x42 |
| #define RANK3_END 0x43 |
| |
| #define DDR_PAGE_CTL 0x69 |
| #define DRAM_REFRESH_COUNTER 0x6a |
| #define DRAM_MISC_CTL 0x6b |
| #define CH_A_DQS_OUTPUT_DELAY 0x70 |
| #define CH_A_MD_OUTPUT_DELAY 0x71 |
| |
| /* RAM init commands */ |
| #define RAM_COMMAND_NORMAL (const char) 0x00 |
| #define RAM_COMMAND_NOP (const char) 0x01 |
| #define RAM_COMMAND_PRECHARGE (const char) 0x02 |
| #define RAM_COMMAND_MSR_LOW (const char) 0x03 |
| #define RAM_COMMAND_CBR (const char) 0x04 |
| #define RAM_COMMAND_MSR_HIGH (const char) 0x05 |