upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/logbuff.h

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1.1 KiB

/*
* (C) Copyright 2002-2007
* Detlev Zundel, dzu@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _LOGBUFF_H
#define _LOGBUFF_H
#ifdef CONFIG_LOGBUFFER
#define LOGBUFF_MAGIC 0xc0de4ced /* Forced by code, eh! */
#define LOGBUFF_LEN (16384) /* Must be 16k right now */
#define LOGBUFF_MASK (LOGBUFF_LEN-1)
#define LOGBUFF_OVERHEAD (4096) /* Logbuffer overhead for extra info */
#define LOGBUFF_RESERVE (LOGBUFF_LEN+LOGBUFF_OVERHEAD)
/* The mapping used here has to be the same as in setup_ext_logbuff ()
in linux/kernel/printk */
typedef struct {
union {
struct {
unsigned long tag;
unsigned long start;
unsigned long con;
unsigned long end;
unsigned long chars;
} v2;
struct {
unsigned long dummy;
unsigned long tag;
unsigned long start;
unsigned long size;
unsigned long chars;
} v1;
};
unsigned char buf[0];
} logbuff_t;
int drv_logbuff_init (void);
void logbuff_init_ptrs (void);
void logbuff_log(char *msg);
void logbuff_reset (void);
unsigned long logbuffer_base (void);
#endif /* CONFIG_LOGBUFFER */
#endif /* _LOGBUFF_H */