projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 6b3087c6 GY |
1 | /* |
| 2 | * File: arch/blackfin/include/asm/pda.h | |
| 3 | * Author: Philippe Gerum <rpm@xenomai.org> | |
| 4 | * | |
| 5 | * Copyright 2007 Analog Devices Inc. | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License as published by | |
| 9 | * the Free Software Foundation; either version 2 of the License, or | |
| 10 | * (at your option) any later version. | |
| 11 | * | |
| 12 | * This program is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | * GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with this program; if not, see the file COPYING, or write | |
| 19 | * to the Free Software Foundation, Inc., | |
| 20 | * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 21 | */ | |
| 22 | ||
| 23 | #ifndef _ASM_BLACKFIN_PDA_H | |
| 24 | #define _ASM_BLACKFIN_PDA_H | |
| 25 | ||
| b6070576 | 26 | #include <mach/anomaly.h> |
| 6b3087c6 GY |
27 | |
| 28 | #ifndef __ASSEMBLY__ | |
| 29 | ||
| 30 | struct blackfin_pda { /* Per-processor Data Area */ | |
| 31 | struct blackfin_pda *next; | |
| 32 | ||
| 33 | unsigned long syscfg; | |
| 34 | #ifdef CONFIG_SMP | |
| 35 | unsigned long imask; /* Current IMASK value */ | |
| 36 | #endif | |
| 37 | ||
| 38 | unsigned long *ipdt; /* Start of switchable I-CPLB table */ | |
| 39 | unsigned long *ipdt_swapcount; /* Number of swaps in ipdt */ | |
| 40 | unsigned long *dpdt; /* Start of switchable D-CPLB table */ | |
| 41 | unsigned long *dpdt_swapcount; /* Number of swaps in dpdt */ | |
| 42 | ||
| 43 | /* | |
| 44 | * Single instructions can have multiple faults, which | |
| 45 | * need to be handled by traps.c, in irq5. We store | |
| 46 | * the exception cause to ensure we don't miss a | |
| 47 | * double fault condition | |
| 48 | */ | |
| 49 | unsigned long ex_iptr; | |
| 50 | unsigned long ex_optr; | |
| 51 | unsigned long ex_buf[4]; | |
| 52 | unsigned long ex_imask; /* Saved imask from exception */ | |
| ae4f073c | 53 | unsigned long ex_ipend; /* Saved IPEND from exception */ |
| 6b3087c6 GY |
54 | unsigned long *ex_stack; /* Exception stack space */ |
| 55 | ||
| 56 | #ifdef ANOMALY_05000261 | |
| 57 | unsigned long last_cplb_fault_retx; | |
| 58 | #endif | |
| 59 | unsigned long dcplb_fault_addr; | |
| 60 | unsigned long icplb_fault_addr; | |
| 61 | unsigned long retx; | |
| 62 | unsigned long seqstat; | |
| 3605fb09 | 63 | unsigned int __nmi_count; /* number of times NMI asserted on this CPU */ |
| 01b9f4b0 GY |
64 | #ifdef CONFIG_DEBUG_DOUBLEFAULT |
| 65 | unsigned long dcplb_doublefault_addr; | |
| 66 | unsigned long icplb_doublefault_addr; | |
| 67 | unsigned long retx_doublefault; | |
| 68 | unsigned long seqstat_doublefault; | |
| 69 | #endif | |
| 6b3087c6 GY |
70 | }; |
| 71 | ||
| 72 | extern struct blackfin_pda cpu_pda[]; | |
| 73 | ||
| 6b3087c6 GY |
74 | #endif /* __ASSEMBLY__ */ |
| 75 | ||
| 76 | #endif /* _ASM_BLACKFIN_PDA_H */ |