#include <common.h>
#include <command.h>
-#include <devices.h>
+#include <stdio_dev.h>
#include <post.h>
#include <logbuff.h>
DECLARE_GLOBAL_DATA_PTR;
-#if defined(CONFIG_LOGBUFFER)
-
/* Local prototypes */
static void logbuff_putc (const char c);
static void logbuff_puts (const char *s);
static unsigned console_loglevel = 3;
static unsigned default_message_loglevel = 4;
static unsigned log_version = 1;
+#ifdef CONFIG_ALT_LB_ADDR
+static volatile logbuff_t *log;
+#else
static logbuff_t *log;
+#endif
+static char *lbuf;
+
+unsigned long __logbuffer_base(void)
+{
+ return CONFIG_SYS_SDRAM_BASE + gd->bd->bi_memsize - LOGBUFF_LEN;
+}
+unsigned long logbuffer_base (void) __attribute__((weak, alias("__logbuffer_base")));
void logbuff_init_ptrs (void)
{
unsigned long tag, post_word;
char *s;
- log = (logbuff_t *)(gd->bd->bi_memsize-LOGBUFF_LEN) - 1;
+#ifdef CONFIG_ALT_LB_ADDR
+ log = (logbuff_t *)CONFIG_ALT_LH_ADDR;
+ lbuf = (char *)CONFIG_ALT_LB_ADDR;
+#else
+ log = (logbuff_t *)(logbuffer_base ()) - 1;
+ lbuf = (char *)log->buf;
+#endif
/* Set up log version */
if ((s = getenv ("logversion")) != NULL)
if ((s = getenv ("loglevel")) != NULL)
console_loglevel = (int)simple_strtoul (s, NULL, 10);
- gd->post_log_word |= LOGBUFF_INITIALIZED;
+ gd->flags |= GD_FLG_LOGINIT;
}
void logbuff_reset (void)
{
+#ifndef CONFIG_ALT_LB_ADDR
memset (log, 0, sizeof (logbuff_t));
- if (log_version == 2)
+#endif
+ if (log_version == 2) {
log->v2.tag = LOGBUFF_MAGIC;
- else
+#ifdef CONFIG_ALT_LB_ADDR
+ log->v2.start = 0;
+ log->v2.con = 0;
+ log->v2.end = 0;
+ log->v2.chars = 0;
+#endif
+ } else {
log->v1.tag = LOGBUFF_MAGIC;
+#ifdef CONFIG_ALT_LB_ADDR
+ log->v1.dummy = 0;
+ log->v1.start = 0;
+ log->v1.size = 0;
+ log->v1.chars = 0;
+#endif
+ }
}
int drv_logbuff_init (void)
{
- device_t logdev;
+ struct stdio_dev logdev;
int rc;
/* Device initialization */
logdev.putc = logbuff_putc; /* 'putc' function */
logdev.puts = logbuff_puts; /* 'puts' function */
- rc = device_register (&logdev);
+ rc = stdio_register (&logdev);
return (rc == 0) ? 1 : rc;
}
void logbuff_log(char *msg)
{
- if ((gd->post_log_word & LOGBUFF_INITIALIZED)) {
+ if ((gd->flags & GD_FLG_LOGINIT)) {
logbuff_printk (msg);
} else {
/* Can happen only for pre-relocated errors as logging */
size = log->v1.size;
}
for (i=0; i < (size&LOGBUFF_MASK); i++) {
- s = (char *)log->buf+((start+i)&LOGBUFF_MASK);
+ s = lbuf+((start+i)&LOGBUFF_MASK);
putc (*s);
}
return 0;
logbuff_reset ();
return 0;
} else if (strcmp(argv[1],"info") == 0) {
- printf ("Logbuffer at %08lx\n", (unsigned long)log->buf);
+ printf ("Logbuffer at %08lx\n", (unsigned long)lbuf);
if (log_version == 2) {
printf ("log_start = %08lx\n", log->v2.start);
printf ("log_end = %08lx\n", log->v2.end);
}
return 0;
}
- printf ("Usage:\n%s\n", cmdtp->usage);
+ cmd_usage(cmdtp);
return 1;
default:
- printf ("Usage:\n%s\n", cmdtp->usage);
+ cmd_usage(cmdtp);
return 1;
}
}
U_BOOT_CMD(
log, 255, 1, do_log,
- "log - manipulate logbuffer\n",
+ "manipulate logbuffer",
"info - show pointer details\n"
"log reset - clear contents\n"
"log show - show contents\n"
- "log append <msg> - append <msg> to the logbuffer\n"
+ "log append <msg> - append <msg> to the logbuffer"
);
static int logbuff_printk(const char *line)
line_feed = 0;
for (; p < buf_end; p++) {
if (log_version == 2) {
- log->buf[log->v2.end & LOGBUFF_MASK] = *p;
+ lbuf[log->v2.end & LOGBUFF_MASK] = *p;
log->v2.end++;
if (log->v2.end - log->v2.start > LOGBUFF_LEN)
log->v2.start++;
log->v2.chars++;
}
else {
- log->buf[(log->v1.start + log->v1.size) &
+ lbuf[(log->v1.start + log->v1.size) &
LOGBUFF_MASK] = *p;
if (log->v1.size < LOGBUFF_LEN)
log->v1.size++;
}
return i;
}
-
-#endif /* (CONFIG_LOGBUFFER) */