diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-06-28 19:53:41 +0000 |
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committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-06-28 19:53:41 +0000 |
commit | 240bf1625edcc439b62aea43a0983f8207b541b1 (patch) | |
tree | a2b20d7ed8890acb2de9a5436db408b52a2f1aac /package/uboot-ifxmips/files/tools | |
parent | e9e6238a631e0015f4e35688291479d075637d7e (diff) |
move ifxmips uboot to package/
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11601 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/uboot-ifxmips/files/tools')
-rw-r--r-- | package/uboot-ifxmips/files/tools/crc32_danube.c | 198 | ||||
-rw-r--r-- | package/uboot-ifxmips/files/tools/environment_danube.c | 213 |
2 files changed, 411 insertions, 0 deletions
diff --git a/package/uboot-ifxmips/files/tools/crc32_danube.c b/package/uboot-ifxmips/files/tools/crc32_danube.c new file mode 100644 index 000000000..3d99b6929 --- /dev/null +++ b/package/uboot-ifxmips/files/tools/crc32_danube.c @@ -0,0 +1,198 @@ +/* + * This file is derived from crc32.c from the zlib-1.1.3 distribution + * by Jean-loup Gailly and Mark Adler. + */ + +/* crc32.c -- compute the CRC-32 of a data stream + * Copyright (C) 1995-1998 Mark Adler + * For conditions of distribution and use, see copyright notice in zlib.h + */ + +#ifndef USE_HOSTCC /* Shut down "ANSI does not permit..." warnings */ +#include <common.h> /* to get command definitions like CFG_CMD_JFFS2 */ +#endif + +#include "zlib.h" + +#define local static +#define ZEXPORT /* empty */ +unsigned long crc32 (unsigned long, const unsigned char *, unsigned int); + +#ifdef DYNAMIC_CRC_TABLE + +local int crc_table_empty = 1; +local uLongf crc_table[256]; +local void make_crc_table OF((void)); + +/* + Generate a table for a byte-wise 32-bit CRC calculation on the polynomial: + x^32+x^26+x^23+x^22+x^16+x^12+x^11+x^10+x^8+x^7+x^5+x^4+x^2+x+1. + + Polynomials over GF(2) are represented in binary, one bit per coefficient, + with the lowest powers in the most significant bit. Then adding polynomials + is just exclusive-or, and multiplying a polynomial by x is a right shift by + one. If we call the above polynomial p, and represent a byte as the + polynomial q, also with the lowest power in the most significant bit (so the + byte 0xb1 is the polynomial x^7+x^3+x+1), then the CRC is (q*x^32) mod p, + where a mod b means the remainder after dividing a by b. + + This calculation is done using the shift-register method of multiplying and + taking the remainder. The register is initialized to zero, and for each + incoming bit, x^32 is added mod p to the register if the bit is a one (where + x^32 mod p is p+x^32 = x^26+...+1), and the register is multiplied mod p by + x (which is shifting right by one and adding x^32 mod p if the bit shifted + out is a one). We start with the highest power (least significant bit) of + q and repeat for all eight bits of q. + + The table is simply the CRC of all possible eight bit values. This is all + the information needed to generate CRC's on data a byte at a time for all + combinations of CRC register values and incoming bytes. +*/ +local void make_crc_table() +{ + uLong c; + int n, k; + uLong poly; /* polynomial exclusive-or pattern */ + /* terms of polynomial defining this crc (except x^32): */ + static const Byte p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26}; + + /* make exclusive-or pattern from polynomial (0xedb88320L) */ + poly = 0L; + for (n = 0; n < sizeof(p)/sizeof(Byte); n++) + poly |= 1L << (31 - p[n]); + + for (n = 0; n < 256; n++) + { + c = (uLong)n; + for (k = 0; k < 8; k++) + c = c & 1 ? poly ^ (c >> 1) : c >> 1; + crc_table[n] = c; + } + crc_table_empty = 0; +} +#else +/* ======================================================================== + * Table of CRC-32's of all single-byte values (made by make_crc_table) + */ +local const uLongf crc_table[256] = { + 0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L, + 0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L, + 0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L, + 0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL, + 0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L, + 0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L, + 0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L, + 0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL, + 0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L, + 0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL, + 0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L, + 0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L, + 0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L, + 0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL, + 0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL, + 0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L, + 0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL, + 0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L, + 0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L, + 0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L, + 0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL, + 0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L, + 0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L, + 0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL, + 0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L, + 0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L, + 0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L, + 0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L, + 0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L, + 0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL, + 0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL, + 0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L, + 0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L, + 0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL, + 0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL, + 0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L, + 0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL, + 0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L, + 0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL, + 0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L, + 0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL, + 0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L, + 0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L, + 0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL, + 0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L, + 0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L, + 0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L, + 0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L, + 0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L, + 0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L, + 0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL, + 0x2d02ef8dL +}; +#endif + +#if 0 +/* ========================================================================= + * This function can be used by asm versions of crc32() + */ +const uLongf * ZEXPORT get_crc_table() +{ +#ifdef DYNAMIC_CRC_TABLE + if (crc_table_empty) make_crc_table(); +#endif + return (const uLongf *)crc_table; +} +#endif + +/* ========================================================================= */ +#define DO1(buf) crc = crc_table[((int)crc ^ (*buf++)) & 0xff] ^ (crc >> 8); +#define DO2(buf) DO1(buf); DO1(buf); +#define DO4(buf) DO2(buf); DO2(buf); +#define DO8(buf) DO4(buf); DO4(buf); + +/* ========================================================================= */ +uLong ZEXPORT crc32(crc, buf, len) + uLong crc; + const Bytef *buf; + uInt len; +{ +#ifdef DYNAMIC_CRC_TABLE + if (crc_table_empty) + make_crc_table(); +#endif + crc = crc ^ 0xffffffffL; + while (len >= 8) + { + DO8(buf); + len -= 8; + } + if (len) do { + DO1(buf); + } while (--len); + return crc ^ 0xffffffffL; +} + +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) || \ + ((CONFIG_COMMANDS & CFG_CMD_NAND) && !defined(CFG_NAND_LEGACY)) + +/* No ones complement version. JFFS2 (and other things ?) + * don't use ones compliment in their CRC calculations. + */ +uLong ZEXPORT crc32_no_comp(uLong crc, const Bytef *buf, uInt len) +{ +#ifdef DYNAMIC_CRC_TABLE + if (crc_table_empty) + make_crc_table(); +#endif + while (len >= 8) + { + DO8(buf); + len -= 8; + } + if (len) do { + DO1(buf); + } while (--len); + + return crc; +} + +#endif /* CFG_CMD_JFFS2 */ diff --git a/package/uboot-ifxmips/files/tools/environment_danube.c b/package/uboot-ifxmips/files/tools/environment_danube.c new file mode 100644 index 000000000..19bdeb0f6 --- /dev/null +++ b/package/uboot-ifxmips/files/tools/environment_danube.c @@ -0,0 +1,213 @@ +/* + * (C) Copyright 2001 + * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __ASSEMBLY__ +#define __ASSEMBLY__ /* Dirty trick to get only #defines */ +#endif +#define __ASM_STUB_PROCESSOR_H__ /* don't include asm/processor. */ +#include <config.h> +#undef __ASSEMBLY__ +#include <environment.h> + +/* + * Handle HOSTS that have prepended + * crap on symbol names, not TARGETS. + */ +#if defined(__APPLE__) +/* Leading underscore on symbols */ +# define SYM_CHAR "_" +#else /* No leading character on symbols */ +# define SYM_CHAR +#endif + +/* + * Generate embedded environment table + * inside U-Boot image, if needed. + */ +#if defined(ENV_IS_EMBEDDED) +/* + * Only put the environment in it's own section when we are building + * U-Boot proper. The host based program "tools/envcrc" does not need + * a seperate section. Note that ENV_CRC is only defined when building + * U-Boot itself. + */ +#if (defined(CONFIG_CMI) || \ + defined(CONFIG_FADS) || \ + defined(CONFIG_HYMOD) || \ + defined(CONFIG_ICU862) || \ + defined(CONFIG_R360MPI) || \ + defined(CONFIG_TQM8xxL) || \ + defined(CONFIG_RRVISION) || \ + defined(CONFIG_TRAB) || \ + defined(CONFIG_PPCHAMELEONEVB) || \ + defined(CONFIG_M5271EVB) || \ + defined(CONFIG_NAND_U_BOOT)) && \ + defined(ENV_CRC) /* Environment embedded in U-Boot .ppcenv section */ +/* XXX - This only works with GNU C */ +# define __PPCENV__ __attribute__ ((section(".ppcenv"))) +# define __PPCTEXT__ __attribute__ ((section(".text"))) + +#elif defined(USE_HOSTCC) /* Native for 'tools/envcrc' */ +# define __PPCENV__ /*XXX DO_NOT_DEL_THIS_COMMENT*/ +# define __PPCTEXT__ /*XXX DO_NOT_DEL_THIS_COMMENT*/ + +#else /* Environment is embedded in U-Boot's .text section */ +/* XXX - This only works with GNU C */ +# define __PPCENV__ __attribute__ ((section(".text"))) +# define __PPCTEXT__ __attribute__ ((section(".text"))) +#endif + +/* + * Macros to generate global absolutes. + */ +#define GEN_SYMNAME(str) SYM_CHAR #str +#define GEN_VALUE(str) #str +#define GEN_ABS(name, value) \ + asm (".globl " GEN_SYMNAME(name)); \ + asm (GEN_SYMNAME(name) " = " GEN_VALUE(value)) + +/* + * Macros to transform values + * into environment strings. + */ +#define XMK_STR(x) #x +#define MK_STR(x) XMK_STR(x) + +/* + * Check to see if we are building with a + * computed CRC. Otherwise define it as ~0. + */ +#if !defined(ENV_CRC) +# define ENV_CRC ~0 +#endif + +env_t environment __PPCENV__ = { + ENV_CRC, /* CRC Sum */ +#ifdef CFG_REDUNDAND_ENVIRONMENT + 1, /* Flags: valid */ +#endif + { +#if defined(CONFIG_BOOTARGS) + "bootargs=" CONFIG_BOOTARGS "\0" +#endif +#if defined(CONFIG_BOOTCOMMAND) + "bootcmd=" CONFIG_BOOTCOMMAND "\0" +#endif +#if defined(CONFIG_RAMBOOTCOMMAND) + "ramboot=" CONFIG_RAMBOOTCOMMAND "\0" +#endif +#if defined(CONFIG_NFSBOOTCOMMAND) + "nfsboot=" CONFIG_NFSBOOTCOMMAND "\0" +#endif +#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) + "bootdelay=" MK_STR(CONFIG_BOOTDELAY) "\0" +#endif +#if defined(CONFIG_BAUDRATE) && (CONFIG_BAUDRATE >= 0) + "baudrate=" MK_STR(CONFIG_BAUDRATE) "\0" +#endif +#ifdef CONFIG_LOADS_ECHO + "loads_echo=" MK_STR(CONFIG_LOADS_ECHO) "\0" +#endif +#ifdef CONFIG_ETHADDR + "ethaddr=" MK_STR(CONFIG_ETHADDR) "\0" +#endif +#ifdef CONFIG_ETH1ADDR + "eth1addr=" MK_STR(CONFIG_ETH1ADDR) "\0" +#endif +#ifdef CONFIG_ETH2ADDR + "eth2addr=" MK_STR(CONFIG_ETH2ADDR) "\0" +#endif +#ifdef CONFIG_ETH3ADDR + "eth3addr=" MK_STR(CONFIG_ETH3ADDR) "\0" +#endif +#ifdef CONFIG_ETHPRIME + "ethprime=" CONFIG_ETHPRIME "\0" +#endif +#ifdef CONFIG_IPADDR + "ipaddr=" MK_STR(CONFIG_IPADDR) "\0" +#endif +#ifdef CONFIG_SERVERIP + "serverip=" MK_STR(CONFIG_SERVERIP) "\0" +#endif +#ifdef CFG_AUTOLOAD + "autoload=" CFG_AUTOLOAD "\0" +#endif +#ifdef CONFIG_ROOTPATH + "rootpath=" MK_STR(CONFIG_ROOTPATH) "\0" +#endif +#ifdef CONFIG_GATEWAYIP + "gatewayip=" MK_STR(CONFIG_GATEWAYIP) "\0" +#endif +#ifdef CONFIG_NETMASK + "netmask=" MK_STR(CONFIG_NETMASK) "\0" +#endif +#ifdef CONFIG_HOSTNAME + "hostname=" MK_STR(CONFIG_HOSTNAME) "\0" +#endif +#ifdef CONFIG_BOOTFILE + "bootfile=" MK_STR(CONFIG_BOOTFILE) "\0" +#endif +#ifdef CONFIG_LOADADDR + "loadaddr=" MK_STR(CONFIG_LOADADDR) "\0" +#endif +#ifdef CONFIG_PREBOOT + "preboot=" CONFIG_PREBOOT "\0" +#endif +#ifdef CONFIG_CLOCKS_IN_MHZ + "clocks_in_mhz=" "1" "\0" +#endif +#if defined(CONFIG_PCI_BOOTDELAY) && (CONFIG_PCI_BOOTDELAY > 0) + "pcidelay=" MK_STR(CONFIG_PCI_BOOTDELAY) "\0" +#endif +#ifdef CONFIG_EXTRA_ENV_SETTINGS + CONFIG_EXTRA_ENV_SETTINGS +#endif + "\0" /* Term. env_t.data with 2 NULs */ + } +}; +#ifdef CFG_ENV_ADDR_REDUND +env_t redundand_environment __PPCENV__ = { + 0, /* CRC Sum: invalid */ + 0, /* Flags: invalid */ + { + "\0" + } +}; +#endif /* CFG_ENV_ADDR_REDUND */ + +/* + * These will end up in the .text section + * if the environment strings are embedded + * in the image. When this is used for + * tools/envcrc, they are placed in the + * .data/.sdata section. + * + */ +unsigned long env_size __PPCTEXT__ = sizeof(env_t); + +/* + * Add in absolutes. + */ +GEN_ABS(env_offset, CFG_ENV_OFFSET); + +#endif /* ENV_IS_EMBEDDED */ |