mirror of
https://review.coreboot.org/flashrom.git
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6ad6e01e9b
Move some suitable functions there, add it to the Makefile, but leave the declarations in flash.h for now. Corresponding to flashrom svn r1819. Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at> Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
/*
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* This file is part of the flashrom project.
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*
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* Copyright (C) 2009-2010 Carl-Daniel Hailfinger
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* Copyright (C) 2013 Stefan Tauner
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include "flash.h"
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/* Returns the minimum number of bits needed to represent the given address.
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* FIXME: use mind-blowing implementation. */
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uint32_t address_to_bits(uint32_t addr)
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{
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unsigned int lzb = 0;
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while (((1 << (31 - lzb)) & ~addr) != 0)
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lzb++;
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return 32 - lzb;
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}
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int bitcount(unsigned long a)
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{
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int i = 0;
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for (; a != 0; a >>= 1)
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if (a & 1)
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i++;
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return i;
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}
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int max(int a, int b)
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{
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return (a > b) ? a : b;
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}
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int min(int a, int b)
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{
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return (a < b) ? a : b;
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}
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char *strcat_realloc(char *dest, const char *src)
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{
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dest = realloc(dest, strlen(dest) + strlen(src) + 1);
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if (!dest) {
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msg_gerr("Out of memory!\n");
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return NULL;
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}
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strcat(dest, src);
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return dest;
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}
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void tolower_string(char *str)
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{
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for (; *str != '\0'; str++)
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*str = (char)tolower((unsigned char)*str);
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}
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