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	Now that the other architecture-specific lib directories have been moved out of the top-level directory there's not much reason to have the '_generic' suffix on the common lib directory. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
		
			
				
	
	
		
			146 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			146 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * (C) Copyright 2000-2002
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|  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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|  *
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|  * See file CREDITS for list of people who contributed to this
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|  * project.
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|  *
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|  * This program is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU General Public License as
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|  * published by the Free Software Foundation; either version 2 of
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|  * the License, or (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program; if not, write to the Free Software
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|  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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|  * MA 02111-1307 USA
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|  */
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| 
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| #include <config.h>
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| #include <common.h>
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| #include <linux/ctype.h>
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| #include <asm/io.h>
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| 
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| int display_options (void)
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| {
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| 	extern char version_string[];
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| 
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| #if defined(BUILD_TAG)
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| 	printf ("\n\n%s, Build: %s\n\n", version_string, BUILD_TAG);
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| #else
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| 	printf ("\n\n%s\n\n", version_string);
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| #endif
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| 	return 0;
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| }
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| 
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| /*
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|  * print sizes as "xxx kB", "xxx.y kB", "xxx MB", "xxx.y MB",
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|  * xxx GB, or xxx.y GB as needed; allow for optional trailing string
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|  * (like "\n")
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|  */
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| void print_size (phys_size_t size, const char *s)
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| {
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| 	ulong m = 0, n;
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| 	phys_size_t d = 1 << 30;		/* 1 GB */
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| 	char  c = 'G';
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| 
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| 	if (size < d) {			/* try MB */
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| 		c = 'M';
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| 		d = 1 << 20;
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| 		if (size < d) {		/* print in kB */
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| 			c = 'k';
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| 			d = 1 << 10;
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| 		}
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| 	}
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| 
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| 	n = size / d;
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| 
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| 	/* If there's a remainder, deal with it */
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| 	if(size % d) {
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| 		m = (10 * (size - (n * d)) + (d / 2) ) / d;
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| 
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| 		if (m >= 10) {
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| 			m -= 10;
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| 			n += 1;
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| 		}
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| 	}
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| 
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| 	printf ("%2ld", n);
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| 	if (m) {
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| 		printf (".%ld", m);
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| 	}
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| 	printf (" %cB%s", c, s);
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| }
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| 
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| /*
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|  * Print data buffer in hex and ascii form to the terminal.
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|  *
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|  * data reads are buffered so that each memory address is only read once.
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|  * Useful when displaying the contents of volatile registers.
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|  *
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|  * parameters:
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|  *    addr: Starting address to display at start of line
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|  *    data: pointer to data buffer
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|  *    width: data value width.  May be 1, 2, or 4.
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|  *    count: number of values to display
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|  *    linelen: Number of values to print per line; specify 0 for default length
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|  */
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| #define MAX_LINE_LENGTH_BYTES (64)
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| #define DEFAULT_LINE_LENGTH_BYTES (16)
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| int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen)
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| {
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| 	uint8_t linebuf[MAX_LINE_LENGTH_BYTES];
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| 	uint32_t *uip = (void*)linebuf;
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| 	uint16_t *usp = (void*)linebuf;
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| 	uint8_t *ucp = (void*)linebuf;
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| 	int i;
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| 
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| 	if (linelen*width > MAX_LINE_LENGTH_BYTES)
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| 		linelen = MAX_LINE_LENGTH_BYTES / width;
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| 	if (linelen < 1)
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| 		linelen = DEFAULT_LINE_LENGTH_BYTES / width;
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| 
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| 	while (count) {
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| 		printf("%08lx:", addr);
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| 
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| 		/* check for overflow condition */
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| 		if (count < linelen)
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| 			linelen = count;
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| 
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| 		/* Copy from memory into linebuf and print hex values */
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| 		for (i = 0; i < linelen; i++) {
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| 			if (width == 4) {
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| 				uip[i] = *(volatile uint32_t *)data;
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| 				printf(" %08x", uip[i]);
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| 			} else if (width == 2) {
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| 				usp[i] = *(volatile uint16_t *)data;
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| 				printf(" %04x", usp[i]);
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| 			} else {
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| 				ucp[i] = *(volatile uint8_t *)data;
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| 				printf(" %02x", ucp[i]);
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| 			}
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| 			data += width;
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| 		}
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| 
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| 		/* Print data in ASCII characters */
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| 		puts("    ");
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| 		for (i = 0; i < linelen * width; i++)
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| 			putc(isprint(ucp[i]) && (ucp[i] < 0x80) ? ucp[i] : '.');
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| 		putc ('\n');
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| 
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| 		/* update references */
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| 		addr += linelen * width;
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| 		count -= linelen;
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| 
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| 		if (ctrlc())
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| 			return -1;
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| 	}
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| 
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| 	return 0;
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| }
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