X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=lib%2Fdisplay_options.c;h=83ea4decb53198fcc5ced9ae9f104a766afe5e8b;hb=193781c1c232477e78a8d457f927a635a8d1c510;hp=d5d17b2818ea243598bb7fa32d8046a2e143b97e;hpb=2db8c2d61a05bb4a94bb341329c6de811757c111;p=karo-tx-uboot.git

diff --git a/lib/display_options.c b/lib/display_options.c
index d5d17b2818..83ea4decb5 100644
--- a/lib/display_options.c
+++ b/lib/display_options.c
@@ -7,6 +7,7 @@
 
 #include <config.h>
 #include <common.h>
+#include <div64.h>
 #include <inttypes.h>
 #include <version.h>
 #include <linux/ctype.h>
@@ -22,6 +23,46 @@ int display_options (void)
 	return 0;
 }
 
+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;
@@ -63,19 +104,6 @@ void print_size(uint64_t 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,
@@ -92,9 +120,9 @@ 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)
@@ -123,7 +151,7 @@ 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*" PRIx64, width * 2, x);
+			printf(" %0*llx", width * 2, (long long)x);
 #else
 			printf(" %0*x", width * 2, x);
 #endif