| /* | |
| * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation | |
| * | |
| * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| */ | |
| #ifndef _POWERPC_SYSDEV_DART_H | |
| #define _POWERPC_SYSDEV_DART_H | |
| /* Offset from base to control register */ | |
| #define DART_CNTL 0 | |
| /* Offset from base to exception register */ | |
| #define DART_EXCP_U3 0x10 | |
| /* Offset from base to TLB tag registers */ | |
| #define DART_TAGS_U3 0x1000 | |
| /* U4 registers */ | |
| #define DART_BASE_U4 0x10 | |
| #define DART_SIZE_U4 0x20 | |
| #define DART_EXCP_U4 0x30 | |
| #define DART_TAGS_U4 0x1000 | |
| /* Control Register fields */ | |
| /* U3 registers */ | |
| #define DART_CNTL_U3_BASE_MASK 0xfffff | |
| #define DART_CNTL_U3_BASE_SHIFT 12 | |
| #define DART_CNTL_U3_FLUSHTLB 0x400 | |
| #define DART_CNTL_U3_ENABLE 0x200 | |
| #define DART_CNTL_U3_SIZE_MASK 0x1ff | |
| #define DART_CNTL_U3_SIZE_SHIFT 0 | |
| /* U4 registers */ | |
| #define DART_BASE_U4_BASE_MASK 0xffffff | |
| #define DART_BASE_U4_BASE_SHIFT 0 | |
| #define DART_CNTL_U4_ENABLE 0x80000000 | |
| #define DART_CNTL_U4_IONE 0x40000000 | |
| #define DART_CNTL_U4_FLUSHTLB 0x20000000 | |
| #define DART_CNTL_U4_IDLE 0x10000000 | |
| #define DART_CNTL_U4_PAR_EN 0x08000000 | |
| #define DART_CNTL_U4_IONE_MASK 0x07ffffff | |
| #define DART_SIZE_U4_SIZE_MASK 0x1fff | |
| #define DART_SIZE_U4_SIZE_SHIFT 0 | |
| #define DART_REG(r) (dart + ((r) >> 2)) | |
| #define DART_IN(r) (in_be32(DART_REG(r))) | |
| #define DART_OUT(r,v) (out_be32(DART_REG(r), (v))) | |
| /* size of table in pages */ | |
| /* DART table fields */ | |
| #define DARTMAP_VALID 0x80000000 | |
| #define DARTMAP_RPNMASK 0x00ffffff | |
| #define DART_PAGE_SHIFT 12 | |
| #define DART_PAGE_SIZE (1 << DART_PAGE_SHIFT) | |
| #endif /* _POWERPC_SYSDEV_DART_H */ |