Stefan Reinauer | aeba92a | 2009-04-17 08:37:18 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2007-2009 coresystems GmbH |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; version 2 of the License. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
Stefan Reinauer | aeba92a | 2009-04-17 08:37:18 +0000 | [diff] [blame] | 14 | */ |
| 15 | |
| 16 | /* CX700 has 48 bytes of scratch registers in D0F4 starting at Reg. 0xd0 */ |
| 17 | #define SCRATCH_REG_BASE 0xd0 |
| 18 | #define SCRATCH_RANK_0 0xd0 |
| 19 | #define SCRATCH_RANK_1 0xd1 |
| 20 | #define SCRATCH_RANK_2 0xd2 |
| 21 | #define SCRATCH_RANK_3 0xd3 |
| 22 | #define SCRATCH_DIMM_NUM 0xd4 |
| 23 | #define SCRATCH_RANK_NUM 0xd5 |
| 24 | #define SCRATCH_RANK_MAP 0xd6 |
| 25 | #define SCRATCH_DRAM_FREQ 0xd7 |
| 26 | #define SCRATCH_DRAM_NB_ODT 0xd8 |
| 27 | #define SCRATCH_RANK0_SIZE_REG 0xe0 /* RxE0~RxE3 */ |
| 28 | #define SCRATCH_RANK0_MA_REG 0xe4 /* RxE4~RxE7 */ |
| 29 | #define SCRATCH_CHA_DQSI_LOW_REG 0xe8 |
| 30 | #define SCRATCH_CHA_DQSI_HIGH_REG 0xe9 |
| 31 | #define SCRATCH_ChA_DQSI_REG 0xea |
| 32 | #define SCRATCH_DRAM_256M_BIT 0xee |
| 33 | #define SCRATCH_FLAGS 0xef |
| 34 | |
Stefan Reinauer | d2759ff | 2010-04-25 21:44:33 +0000 | [diff] [blame] | 35 | #define DDRII_666 0x5 |
| 36 | #define DDRII_533 0x4 |
| 37 | #define DDRII_400 0x3 |
| 38 | #define DDRII_333 0x2 |
| 39 | #define DDRII_266 0x1 |
| 40 | #define DDRII_200 0x0 |