Isaku Yamahata | 90aeb16 | 2008-05-19 22:13:32 +0900 | [diff] [blame^] | 1 | /****************************************************************************** |
| 2 | * include/asm-ia64/paravirt.h |
| 3 | * |
| 4 | * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> |
| 5 | * VA Linux Systems Japan K.K. |
| 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, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | |
| 24 | #ifndef __ASM_PARAVIRT_H |
| 25 | #define __ASM_PARAVIRT_H |
| 26 | |
| 27 | #ifdef CONFIG_PARAVIRT_GUEST |
| 28 | |
| 29 | #ifndef __ASSEMBLY__ |
| 30 | |
| 31 | #include <asm/hw_irq.h> |
| 32 | #include <asm/meminit.h> |
| 33 | |
| 34 | /****************************************************************************** |
| 35 | * general info |
| 36 | */ |
| 37 | struct pv_info { |
| 38 | unsigned int kernel_rpl; |
| 39 | int paravirt_enabled; |
| 40 | const char *name; |
| 41 | }; |
| 42 | |
| 43 | extern struct pv_info pv_info; |
| 44 | |
| 45 | static inline int paravirt_enabled(void) |
| 46 | { |
| 47 | return pv_info.paravirt_enabled; |
| 48 | } |
| 49 | |
| 50 | static inline unsigned int get_kernel_rpl(void) |
| 51 | { |
| 52 | return pv_info.kernel_rpl; |
| 53 | } |
| 54 | |
| 55 | #endif /* !__ASSEMBLY__ */ |
| 56 | |
| 57 | #else |
| 58 | /* fallback for native case */ |
| 59 | |
| 60 | #endif /* CONFIG_PARAVIRT_GUEST */ |
| 61 | |
| 62 | #endif /* __ASM_PARAVIRT_H */ |