diff options
Diffstat (limited to 'common.h')
-rw-r--r-- | common.h | 58 |
1 files changed, 52 insertions, 6 deletions
@@ -4,16 +4,19 @@ * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * - * http://www.apache.org/licenses/LICENSE-2.0 + * http://www.apache.org/licenses/LICENSE-2.0 * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. * */ +#ifndef COMMON_H +#define COMMON_H + #ifndef PREFIX #define PREFIX "" #endif @@ -24,6 +27,13 @@ enum { MBOX_LOG_DEBUG = 2 } verbosity; +#define MSG_OUT(f_, ...) do { if (verbosity >= MBOX_LOG_DEBUG) { \ + mbox_log(LOG_INFO, f_, ##__VA_ARGS__); \ + } } while (0) +#define MSG_ERR(f_, ...) do { if (verbosity >= MBOX_LOG_VERBOSE) { \ + mbox_log(LOG_ERR, f_, ##__VA_ARGS__); \ + } } while (0) + void (*mbox_vlog)(int p, const char *fmt, va_list args); void mbox_log_console(int p, const char *fmt, va_list args); @@ -39,4 +49,40 @@ uint32_t get_u32(uint8_t *ptr); void put_u32(uint8_t *ptr, uint32_t val); +static inline uint32_t align_up(uint32_t val, uint32_t size) +{ + return (((val) + (size) - 1) & ~((size) - 1)); +} + +static inline uint32_t align_down(uint32_t val, uint32_t size) +{ + return ((val) & ~(((size) - 1))); +} + +static inline uint32_t min_u32(uint32_t a, uint32_t b) +{ + if (a <= b) { + return a; + } + + return b; +} + +static inline int log_2(int val) +{ + int ret = 0; + + if (val <= 0) { + return -1; + } + + while (val >>= 1) { + ret++; + } + + return ret; +} + char *get_dev_mtd(void); + +#endif /* COMMON_H */ |