| Dave Jiang | c0d1217 | 2007-07-19 01:49:46 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * common EDAC components that must be in kernel |
| 3 | * |
| 4 | * Author: Dave Jiang <djiang@mvista.com> |
| 5 | * |
| 6 | * 2007 (c) MontaVista Software, Inc. This file is licensed under |
| 7 | * the terms of the GNU General Public License version 2. This program |
| 8 | * is licensed "as is" without any warranty of any kind, whether express |
| 9 | * or implied. |
| 10 | * |
| 11 | */ |
| 12 | #include <linux/module.h> |
| 13 | #include <linux/edac.h> |
| 14 | #include <asm/atomic.h> |
| 15 | #include <asm/edac.h> |
| 16 | |
| 17 | int edac_op_state = EDAC_OPSTATE_INVAL; |
| 18 | EXPORT_SYMBOL(edac_op_state); |
| 19 | |
| 20 | atomic_t edac_handlers = ATOMIC_INIT(0); |
| 21 | EXPORT_SYMBOL(edac_handlers); |
| 22 | |
| 23 | atomic_t edac_err_assert = ATOMIC_INIT(0); |
| 24 | EXPORT_SYMBOL(edac_err_assert); |
| 25 | |
| 26 | inline int edac_handler_set(void) |
| 27 | { |
| 28 | if (edac_op_state == EDAC_OPSTATE_POLL) |
| 29 | return 0; |
| 30 | |
| 31 | return atomic_read(&edac_handlers); |
| 32 | } |
| 33 | EXPORT_SYMBOL(edac_handler_set); |
| 34 | |
| 35 | /* |
| 36 | * handler for NMI type of interrupts to assert error |
| 37 | */ |
| 38 | inline void edac_atomic_assert_error(void) |
| 39 | { |
| 40 | atomic_set(&edac_err_assert, 1); |
| 41 | } |
| 42 | EXPORT_SYMBOL(edac_atomic_assert_error); |