| /* |
| * GRUB -- GRand Unified Bootloader |
| * Copyright (C) 2010 Free Software Foundation, Inc. |
| * |
| * GRUB 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 3 of the License, or |
| * (at your option) any later version. |
| * |
| * GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifndef GRUB_LOONGSON_CPU_HEADER |
| #define GRUB_LOONGSON_CPU_HEADER 1 |
| |
| #include <grub/cpu/mips.h> |
| |
| #define GRUB_CPU_LOONGSON_FLASH_START 0xbfc00000 |
| #define GRUB_CPU_LOONGSON_FLASH_TLB_REFILL 0xbfc00200 |
| #define GRUB_CPU_LOONGSON_FLASH_CACHE_ERROR 0xbfc00300 |
| #define GRUB_CPU_LOONGSON_FLASH_OTHER_EXCEPTION 0xbfc00380 |
| |
| #define GRUB_CPU_LOONGSON_DDR2_BASE 0xaffffe00 |
| #define GRUB_CPU_LOONGSON_DDR2_REG1_HI_8BANKS 0x00000001 |
| #define GRUB_CPU_LOONGSON_DDR2_REG_SIZE 0x8 |
| #define GRUB_CPU_LOONGSON_DDR2_REG_STEP 0x10 |
| |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG GRUB_CPU_REGISTER_WRAP($16) |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_ILINESIZE 0x10 |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_DLINESIZE 0x8 |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_DSIZE_SHIFT 6 |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_ISIZE_SHIFT 9 |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK 0x7 |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET 12 |
| |
| #define GRUB_CPU_LOONGSON_COP0_I_INDEX_INVALIDATE 0 |
| #define GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE 9 |
| #define GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE 11 |
| |
| #define GRUB_CPU_LOONGSON_COP0_I_INDEX_BIT_OFFSET 5 |
| #define GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET 5 |
| #define GRUB_CPU_LOONGSON_COP0_S_INDEX_BIT_OFFSET 5 |
| |
| #define GRUB_CPU_LOONGSON_CACHE_ACCELERATED 7 |
| #define GRUB_CPU_LOONGSON_CACHE_UNCACHED 2 |
| #define GRUB_CPU_LOONGSON_CACHE_CACHED 3 |
| #define GRUB_CPU_LOONGSON_CACHE_TYPE_MASK 7 |
| #define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_SMALL 4 |
| #define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG 5 |
| #define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_SMALL 16 |
| #define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_BIG 32 |
| |
| #define GRUB_CPU_LOONGSON_I_CACHE_LOG_WAYS 2 |
| #define GRUB_CPU_LOONGSON_D_CACHE_LOG_WAYS 2 |
| #define GRUB_CPU_LOONGSON_S_CACHE_LOG_WAYS 2 |
| |
| /* FIXME: determine dynamically. */ |
| #define GRUB_CPU_LOONGSON_SECONDARY_CACHE_LOG_SIZE 19 |
| |
| #define GRUB_CPU_LOONGSON_COP0_BADVADDR GRUB_CPU_REGISTER_WRAP($8) |
| #define GRUB_CPU_LOONGSON_COP0_CAUSE GRUB_CPU_REGISTER_WRAP($13) |
| #define GRUB_CPU_LOONGSON_COP0_EPC GRUB_CPU_REGISTER_WRAP($14) |
| #define GRUB_CPU_LOONGSON_COP0_PRID GRUB_CPU_REGISTER_WRAP($15) |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO GRUB_CPU_REGISTER_WRAP($28) |
| #define GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI GRUB_CPU_REGISTER_WRAP($29) |
| |
| #define GRUB_CPU_LOONGSON_LIOCFG 0xbfe00108 |
| #define GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET 2 |
| #define GRUB_CPU_LOONGSON_ROM_DELAY_MASK 0x1f |
| #define GRUB_CPU_LOONGSON_CORECFG 0xbfe00180 |
| #define GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE 0x100 |
| #define GRUB_CPU_LOONGSON_CORECFG_BUFFER_CPU 0x200 |
| |
| #define GRUB_CPU_LOONGSON_PCI_HIT1_SEL_LO 0xbfe00150 |
| #define GRUB_CPU_LOONGSON_PCI_HIT1_SEL_HI 0xbfe00154 |
| |
| #define GRUB_CPU_LOONGSON_GPIOCFG 0xbfe00120 |
| #define GRUB_CPU_YEELOONG_SHUTDOWN_GPIO 1 |
| |
| #endif |