| /* Copyright 2018 Google, Inc. |
| * |
| * This software is licensed under the terms of the GNU General Public |
| * License version 2, as published by the Free Software Foundation, and |
| * may be copied, distributed, and modified under those terms. |
| * |
| * 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. |
| */ |
| |
| #ifndef __BLDR_DEBUG_TOOLS_H__ |
| #define __BLDR_DEBUG_TOOLS_H__ |
| |
| #include <linux/types.h> |
| |
| #if defined(CONFIG_BLDR_DEBUG_LOG) |
| #define BOOT_DEBUG_MAGIC 0xAACCBBDD |
| ssize_t bldr_log_read_once(char __user *userbuf, ssize_t klog_size); |
| ssize_t bldr_last_log_read_once(char __user *userbuf, ssize_t klog_size); |
| ssize_t bldr_log_read(const void *lastk_buf, ssize_t lastk_size, |
| char __user *userbuf, size_t count, loff_t *ppos); |
| ssize_t bldr_log_total_size(void); |
| int bldr_log_init(void); |
| void bldr_log_release(void); |
| #else |
| static inline ssize_t bldr_log_read_once(char __user *userbuf, |
| ssize_t klog_size) { return 0; } |
| static inline ssize_t bldr_last_log_read_once(char __user *userbuf, |
| ssize_t klog_size) { return 0; } |
| static inline ssize_t bldr_log_read(const void *lastk_buf, ssize_t lastk_size, |
| char __user *userbuf, size_t count, loff_t *ppos) { return 0; } |
| static inline ssize_t bldr_log_total_size(void) { return 0; } |
| static inline int bldr_log_init(void) { return 0; } |
| static inline void bldr_log_release(void) { return; } |
| #endif |
| |
| #endif /* __BLDR_DEBUG_TOOLS_H__ */ |