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/* SPDX-License-Identifier: Apache-2.0 */
/* Copyright (C) 2018 IBM Corp. */
#ifndef COMMON_H
#define COMMON_H
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#ifndef PREFIX
#define PREFIX ""
#endif
enum verbose {
MBOX_LOG_NONE = 0,
MBOX_LOG_INFO = 1,
MBOX_LOG_DEBUG = 2
};
extern enum verbose verbosity;
/* Error Messages */
#define MSG_ERR(f_, ...) \
do { \
mbox_log(LOG_ERR, f_, ##__VA_ARGS__); \
} while (0)
/* Informational Messages */
#define MSG_INFO(f_, ...) \
do { \
if (verbosity >= MBOX_LOG_INFO) { \
mbox_log(LOG_INFO, f_, ##__VA_ARGS__); \
} \
} while (0)
/* Debug Messages */
#define MSG_DBG(f_, ...) \
do { \
if (verbosity >= MBOX_LOG_DEBUG) { \
mbox_log(LOG_DEBUG, f_, ##__VA_ARGS__); \
} \
} while(0)
extern void (*mbox_vlog)(int p, const char *fmt, va_list args);
#ifdef __cplusplus
extern "C" {
#endif
void mbox_log_console(int p, const char *fmt, va_list args);
__attribute__((format(printf, 2, 3)))
void mbox_log(int p, const char *fmt, ...);
uint16_t get_u16(uint8_t *ptr);
void put_u16(uint8_t *ptr, uint16_t val);
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;
}
static inline bool is_power_of_2(unsigned val)
{
return __builtin_popcount(val) == 1;
}
char *get_dev_mtd(void);
#ifdef __cplusplus
}
#endif
#endif /* COMMON_H */
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