X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=lib%2Fdisplay_options.c;h=f1c930463e9a22c4bcb361ad33724f296e8d2719;hb=964cadc445f1437e63f1d2b4fffd233ac053c6e6;hp=4c0c886d61567ce10cdb6066d09d396feec500ee;hpb=08798026f24bd7c706e70372f8c323f0702c9a15;p=u-boot

diff --git a/lib/display_options.c b/lib/display_options.c
index 4c0c886d61..f1c930463e 100644
--- a/lib/display_options.c
+++ b/lib/display_options.c
@@ -1,35 +1,97 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2000-2002
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <config.h>
 #include <common.h>
+#include <console.h>
+#include <div64.h>
+#include <inttypes.h>
 #include <version.h>
 #include <linux/ctype.h>
 #include <asm/io.h>
 
-int display_options (void)
+char *display_options_get_banner_priv(bool newlines, const char *build_tag,
+				      char *buf, int size)
 {
-#if defined(BUILD_TAG)
-	printf ("\n\n%s, Build: %s\n\n", version_string, BUILD_TAG);
-#else
-	printf ("\n\n%s\n\n", version_string);
+	int len;
+
+	len = snprintf(buf, size, "%s%s", newlines ? "\n\n" : "",
+		       version_string);
+	if (build_tag && len < size)
+		len += snprintf(buf + len, size - len, ", Build: %s",
+				build_tag);
+	if (len > size - 3)
+		len = size - 3;
+	strcpy(buf + len, "\n\n");
+
+	return buf;
+}
+
+#ifndef BUILD_TAG
+#define BUILD_TAG NULL
 #endif
+
+char *display_options_get_banner(bool newlines, char *buf, int size)
+{
+	return display_options_get_banner_priv(newlines, BUILD_TAG, buf, size);
+}
+
+int display_options(void)
+{
+	char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
+
+	display_options_get_banner(true, buf, sizeof(buf));
+	printf("%s", buf);
+
 	return 0;
 }
 
-/*
- * print sizes as "xxx KiB", "xxx.y KiB", "xxx MiB", "xxx.y MiB",
- * xxx GiB, xxx.y GiB, etc as needed; allow for optional trailing string
- * (like "\n")
- */
-void print_size(unsigned long long size, const char *s)
+void print_freq(uint64_t freq, const char *s)
+{
+	unsigned long m = 0;
+	uint32_t f;
+	static const char names[] = {'G', 'M', 'K'};
+	unsigned long d = 1e9;
+	char c = 0;
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(names); i++, d /= 1000) {
+		if (freq >= d) {
+			c = names[i];
+			break;
+		}
+	}
+
+	if (!c) {
+		printf("%" PRIu64 " Hz%s", freq, s);
+		return;
+	}
+
+	f = do_div(freq, d);
+
+	/* If there's a remainder, show the first few digits */
+	if (f) {
+		m = f;
+		while (m > 1000)
+			m /= 10;
+		while (m && !(m % 10))
+			m /= 10;
+		if (m >= 100)
+			m = (m / 10) + (m % 100 >= 50);
+	}
+
+	printf("%lu", (unsigned long) freq);
+	if (m)
+		printf(".%ld", m);
+	printf(" %cHz%s", c, s);
+}
+
+void print_size(uint64_t size, const char *s)
 {
 	unsigned long m = 0, n;
-	unsigned long long f;
+	uint64_t f;
 	static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'};
 	unsigned long d = 10 * ARRAY_SIZE(names);
 	char c = 0;
@@ -43,7 +105,7 @@ void print_size(unsigned long long size, const char *s)
 	}
 
 	if (!c) {
-		printf("%llu Bytes%s", size, s);
+		printf("%" PRIu64 " Bytes%s", size, s);
 		return;
 	}
 
@@ -67,19 +129,6 @@ void print_size(unsigned long long size, const char *s)
 	printf (" %ciB%s", c, s);
 }
 
-/*
- * Print data buffer in hex and ascii form to the terminal.
- *
- * data reads are buffered so that each memory address is only read once.
- * Useful when displaying the contents of volatile registers.
- *
- * parameters:
- *    addr: Starting address to display at start of line
- *    data: pointer to data buffer
- *    width: data value width.  May be 1, 2, or 4.
- *    count: number of values to display
- *    linelen: Number of values to print per line; specify 0 for default length
- */
 #define MAX_LINE_LENGTH_BYTES (64)
 #define DEFAULT_LINE_LENGTH_BYTES (16)
 int print_buffer(ulong addr, const void *data, uint width, uint count,
@@ -96,9 +145,9 @@ int print_buffer(ulong addr, const void *data, uint width, uint count,
 	} lb;
 	int i;
 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
-	uint64_t x;
+	uint64_t __maybe_unused x;
 #else
-	uint32_t x;
+	uint32_t __maybe_unused x;
 #endif
 
 	if (linelen*width > MAX_LINE_LENGTH_BYTES)
@@ -127,7 +176,7 @@ int print_buffer(ulong addr, const void *data, uint width, uint count,
 			else
 				x = lb.uc[i] = *(volatile uint8_t *)data;
 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
-			printf(" %0*llx", width * 2, x);
+			printf(" %0*llx", width * 2, (long long)x);
 #else
 			printf(" %0*x", width * 2, x);
 #endif