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Annotation of elwix/tools/uboot_mkimage/include/watchdog.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * (C) Copyright 2001
                      3:  * Erik Theisen,  Wave 7 Optics, etheisen@mindspring.com.
                      4:  *
                      5:  * See file CREDITS for list of people who contributed to this
                      6:  * project.
                      7:  *
                      8:  * This program is free software; you can redistribute it and/or
                      9:  * modify it under the terms of the GNU General Public License as
                     10:  * published by the Free Software Foundation; either version 2 of
                     11:  * the License, or (at your option) any later version.
                     12:  *
                     13:  * This program is distributed in the hope that it will be useful,
                     14:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.         See the
                     16:  * GNU General Public License for more details.
                     17:  *
                     18:  * You should have received a copy of the GNU General Public License
                     19:  * along with this program; if not, write to the Free Software
                     20:  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
                     21:  * MA 02111-1307 USA
                     22:  */
                     23: 
                     24: /*
                     25:  * Watchdog functions and macros.
                     26:  */
                     27: #ifndef _WATCHDOG_H_
                     28: #define _WATCHDOG_H_
                     29: 
                     30: #if defined(CONFIG_HW_WATCHDOG) && defined(CONFIG_WATCHDOG)
                     31: #  error "Configuration error: CONFIG_HW_WATCHDOG and CONFIG_WATCHDOG can't be used together."
                     32: #endif
                     33: 
                     34: /*
                     35:  * Hardware watchdog
                     36:  */
                     37: #ifdef CONFIG_HW_WATCHDOG
                     38:        #if defined(__ASSEMBLY__)
                     39:                #define WATCHDOG_RESET bl hw_watchdog_reset
                     40:        #else
                     41:                extern void hw_watchdog_reset(void);
                     42: 
                     43:                #define WATCHDOG_RESET hw_watchdog_reset
                     44:        #endif /* __ASSEMBLY__ */
                     45: #else
                     46:        /*
                     47:         * Maybe a software watchdog?
                     48:         */
                     49:        #if defined(CONFIG_WATCHDOG)
                     50:                #if defined(__ASSEMBLY__)
                     51:                        #define WATCHDOG_RESET bl watchdog_reset
                     52:                #else
                     53:                        extern void watchdog_reset(void);
                     54: 
                     55:                        #define WATCHDOG_RESET watchdog_reset
                     56:                #endif
                     57:        #else
                     58:                /*
                     59:                 * No hardware or software watchdog.
                     60:                 */
                     61:                #if defined(__ASSEMBLY__)
                     62:                        #define WATCHDOG_RESET /*XXX DO_NOT_DEL_THIS_COMMENT*/
                     63:                #else
                     64:                        #define WATCHDOG_RESET() {}
                     65:                #endif /* __ASSEMBLY__ */
                     66:        #endif /* CONFIG_WATCHDOG && !__ASSEMBLY__ */
                     67: #endif /* CONFIG_HW_WATCHDOG */
                     68: 
                     69: /*
                     70:  * Prototypes from $(CPU)/cpu.c.
                     71:  */
                     72: 
                     73: /* MPC 8xx */
                     74: #if (defined(CONFIG_8xx) || defined(CONFIG_MPC860)) && !defined(__ASSEMBLY__)
                     75:        void reset_8xx_watchdog(volatile immap_t *immr);
                     76: #endif
                     77: 
                     78: /* MPC 5xx */
                     79: #if defined(CONFIG_5xx) && !defined(__ASSEMBLY__)
                     80:        void reset_5xx_watchdog(volatile immap_t *immr);
                     81: #endif
                     82: 
                     83: /* MPC 5xxx */
                     84: #if defined(CONFIG_MPC5xxx) && !defined(__ASSEMBLY__)
                     85:        void reset_5xxx_watchdog(void);
                     86: #endif
                     87: 
                     88: /* AMCC 4xx */
                     89: #if defined(CONFIG_4xx) && !defined(__ASSEMBLY__)
                     90:        void reset_4xx_watchdog(void);
                     91: #endif
                     92: 
                     93: #endif /* _WATCHDOG_H_ */