mirror of
git://projects.qi-hardware.com/xburst-tools.git
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4391a52819
didn't need it and it doubled the size of the bootloader :-O Signed-off-by: Andy Green <andy@openmoko.com>
102 lines
2.1 KiB
C
102 lines
2.1 KiB
C
/*
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* (C) Copyright 2008 Openmoko, Inc.
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* Author: Andy Green <andy@openmoko.org>
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*
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* Little utils for print and strings
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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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#include "kboot.h"
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#include <string.h>
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#define DEBUG_CONSOLE_UART UART2
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size_t strlen(const char *s)
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{
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size_t n = 0;
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while (*s++)
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n++;
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return n;
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}
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char *strcpy(char *dest, const char *src)
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{
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char * dest_orig = dest;
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while (*src)
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*dest++ = *src++;
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return dest_orig;
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}
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unsigned int _ntohl(unsigned int n) {
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return ((n & 0xff) << 24) | ((n & 0xff00) << 8) |
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((n & 0xff0000) >> 8) | ((n & 0xff000000) >> 24);
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}
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int puts(const char *string)
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{
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while (*string)
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serial_putc(DEBUG_CONSOLE_UART, *string++);
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serial_putc(DEBUG_CONSOLE_UART, '\n');
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return 1;
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}
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/* done like this to avoid needing statics in steppingstone */
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void printnybble(unsigned char n)
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{
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if (n < 10)
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serial_putc(DEBUG_CONSOLE_UART, '0' + n);
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else
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serial_putc(DEBUG_CONSOLE_UART, 'a' + n - 10);
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}
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void printhex(unsigned char n)
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{
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printnybble((n >> 4) & 15);
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printnybble(n & 15);
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}
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void print32(unsigned int u)
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{
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printhex(u >> 24);
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printhex(u >> 16);
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printhex(u >> 8);
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printhex(u);
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}
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void hexdump(unsigned char *start, int len)
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{
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int n;
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while (len > 0) {
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print32((int)start);
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serial_putc(DEBUG_CONSOLE_UART, ':');
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serial_putc(DEBUG_CONSOLE_UART, ' ');
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for (n = 0; n < 16; n++) {
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printhex(*start++);
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serial_putc(DEBUG_CONSOLE_UART, ' ');
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}
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serial_putc(DEBUG_CONSOLE_UART, '\n');
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len -= 16;
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}
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}
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