mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-11 22:03:15 +00:00
ceb2d57c22
Commit 51003b89
attempted to fix a build problem on 64 bit systems,
but just turned it into a build problem on 32 bit systems (silly me).
Now do the Right Thing (TM) and use a "%zu" printf format.
Also fix spelling error.
Signed-off-by: Wolfgang Denk <wd@denx.de>
405 lines
10 KiB
C
405 lines
10 KiB
C
/*
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* (C) Copyright 2008
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* Marvell Semiconductor <www.marvell.com>
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* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
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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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/* Required to obtain the getline prototype from stdio.h */
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#define _GNU_SOURCE
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#include "mkimage.h"
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#include <image.h>
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#include "kwbimage.h"
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/*
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* Supported commands for configuration file
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*/
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static table_entry_t kwbimage_cmds[] = {
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{CMD_BOOT_FROM, "BOOT_FROM", "boot comand", },
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{CMD_NAND_ECC_MODE, "NAND_ECC_MODE", "NAND mode", },
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{CMD_NAND_PAGE_SIZE, "NAND_PAGE_SIZE", "NAND size", },
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{CMD_SATA_PIO_MODE, "SATA_PIO_MODE", "SATA mode", },
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{CMD_DDR_INIT_DELAY, "DDR_INIT_DELAY", "DDR init dly", },
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{CMD_DATA, "DATA", "Reg Write Data", },
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{CMD_INVALID, "", "", },
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};
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/*
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* Supported Boot options for configuration file
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*/
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static table_entry_t kwbimage_bootops[] = {
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{IBR_HDR_SPI_ID, "spi", "SPI Flash", },
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{IBR_HDR_NAND_ID, "nand", "NAND Flash", },
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{IBR_HDR_SATA_ID, "sata", "Sata port", },
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{IBR_HDR_PEX_ID, "pex", "PCIe port", },
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{IBR_HDR_UART_ID, "uart", "Serial port", },
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{-1, "", "Invalid", },
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};
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/*
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* Supported NAND ecc options configuration file
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*/
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static table_entry_t kwbimage_eccmodes[] = {
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{IBR_HDR_ECC_DEFAULT, "default", "Default mode", },
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{IBR_HDR_ECC_FORCED_HAMMING, "hamming", "Hamming mode", },
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{IBR_HDR_ECC_FORCED_RS, "rs", "RS mode", },
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{IBR_HDR_ECC_DISABLED, "disabled", "ECC Disabled", },
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{-1, "", "", },
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};
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static struct kwb_header kwbimage_header;
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static int datacmd_cnt = 0;
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static char * fname = "Unknown";
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static int lineno = -1;
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/*
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* Report Error if xflag is set in addition to default
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*/
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static int kwbimage_check_params (struct mkimage_params *params)
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{
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if (!strlen (params->imagename)) {
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printf ("Error:%s - Configuration file not specified, "
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"it is needed for kwbimage generation\n",
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params->cmdname);
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return CFG_INVALID;
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}
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return ((params->dflag && (params->fflag || params->lflag)) ||
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(params->fflag && (params->dflag || params->lflag)) ||
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(params->lflag && (params->dflag || params->fflag)) ||
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(params->xflag) || !(strlen (params->imagename)));
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}
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static uint32_t check_get_hexval (char *token)
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{
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uint32_t hexval;
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if (!sscanf (token, "%x", &hexval)) {
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printf ("Error:%s[%d] - Invalid hex data(%s)\n", fname,
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lineno, token);
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exit (EXIT_FAILURE);
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}
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return hexval;
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}
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/*
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* Generates 8 bit checksum
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*/
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static uint8_t kwbimage_checksum8 (void *start, uint32_t len, uint8_t csum)
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{
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register uint8_t sum = csum;
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volatile uint8_t *p = (volatile uint8_t *)start;
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/* check len and return zero checksum if invalid */
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if (!len)
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return 0;
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do {
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sum += *p;
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p++;
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} while (--len);
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return (sum);
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}
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/*
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* Generates 32 bit checksum
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*/
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static uint32_t kwbimage_checksum32 (uint32_t *start, uint32_t len, uint32_t csum)
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{
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register uint32_t sum = csum;
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volatile uint32_t *p = start;
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/* check len and return zero checksum if invalid */
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if (!len)
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return 0;
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if (len % sizeof(uint32_t)) {
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printf ("Error:%s[%d] - length is not in multiple of %zu\n",
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__FUNCTION__, len, sizeof(uint32_t));
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return 0;
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}
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do {
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sum += *p;
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p++;
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len -= sizeof(uint32_t);
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} while (len > 0);
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return (sum);
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}
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static void kwbimage_check_cfgdata (char *token, enum kwbimage_cmd cmdsw,
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struct kwb_header *kwbhdr)
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{
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bhr_t *mhdr = &kwbhdr->kwb_hdr;
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extbhr_t *exthdr = &kwbhdr->kwb_exthdr;
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int i;
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switch (cmdsw) {
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case CMD_BOOT_FROM:
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i = get_table_entry_id (kwbimage_bootops,
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"Kwbimage boot option", token);
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if (i < 0)
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goto INVL_DATA;
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mhdr->blockid = i;
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printf ("Preparing kirkwood boot image to boot "
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"from %s\n", token);
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break;
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case CMD_NAND_ECC_MODE:
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i = get_table_entry_id (kwbimage_eccmodes,
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"NAND ecc mode", token);
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if (i < 0)
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goto INVL_DATA;
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mhdr->nandeccmode = i;
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printf ("Nand ECC mode = %s\n", token);
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break;
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case CMD_NAND_PAGE_SIZE:
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mhdr->nandpagesize =
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(uint16_t) check_get_hexval (token);
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printf ("Nand page size = 0x%x\n", mhdr->nandpagesize);
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break;
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case CMD_SATA_PIO_MODE:
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mhdr->satapiomode =
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(uint8_t) check_get_hexval (token);
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printf ("Sata PIO mode = 0x%x\n",
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mhdr->satapiomode);
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break;
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case CMD_DDR_INIT_DELAY:
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mhdr->ddrinitdelay =
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(uint16_t) check_get_hexval (token);
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printf ("DDR init delay = %d msec\n", mhdr->ddrinitdelay);
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break;
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case CMD_DATA:
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exthdr->rcfg[datacmd_cnt].raddr =
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check_get_hexval (token);
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break;
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case CMD_INVALID:
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goto INVL_DATA;
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default:
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goto INVL_DATA;
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}
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return;
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INVL_DATA:
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printf ("Error:%s[%d] - Invalid data\n", fname, lineno);
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exit (EXIT_FAILURE);
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}
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/*
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* this function sets the kwbimage header by-
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* 1. Abstracting input command line arguments data
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* 2. parses the kwbimage configuration file and update extebded header data
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* 3. calculates header, extended header and image checksums
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*/
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static void kwdimage_set_ext_header (struct kwb_header *kwbhdr, char* name) {
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bhr_t *mhdr = &kwbhdr->kwb_hdr;
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extbhr_t *exthdr = &kwbhdr->kwb_exthdr;
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FILE *fd = NULL;
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int j;
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char *line = NULL;
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char * token, *saveptr1, *saveptr2;
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size_t len = 0;
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enum kwbimage_cmd cmd;
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fname = name;
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/* set dram register offset */
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exthdr->dramregsoffs = (intptr_t)&exthdr->rcfg - (intptr_t)mhdr;
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if ((fd = fopen (name, "r")) == 0) {
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printf ("Error:%s - Can't open\n", fname);
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exit (EXIT_FAILURE);
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}
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/* Simple kwimage.cfg file parser */
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lineno=0;
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while ((getline (&line, &len, fd)) > 0) {
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lineno++;
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token = strtok_r (line, "\r\n", &saveptr1);
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/* drop all lines with zero tokens (= empty lines) */
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if (token == NULL)
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continue;
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for (j = 0, cmd = CMD_INVALID, line = token; ; line = NULL) {
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token = strtok_r (line, " \t", &saveptr2);
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if (token == NULL)
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break;
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/* Drop all text starting with '#' as comments */
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if (token[0] == '#')
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break;
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/* Process rest as valid config command line */
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switch (j) {
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case CFG_COMMAND:
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cmd = get_table_entry_id (kwbimage_cmds,
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"Kwbimage command", token);
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if (cmd == CMD_INVALID)
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goto INVL_CMD;
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break;
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case CFG_DATA0:
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kwbimage_check_cfgdata (token, cmd, kwbhdr);
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break;
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case CFG_DATA1:
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if (cmd != CMD_DATA)
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goto INVL_CMD;
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exthdr->rcfg[datacmd_cnt].rdata =
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check_get_hexval (token);
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if (datacmd_cnt > KWBIMAGE_MAX_CONFIG ) {
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printf ("Error:%s[%d] - Found more "
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"than max(%zd) allowed "
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"data configurations\n",
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fname, lineno,
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KWBIMAGE_MAX_CONFIG);
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exit (EXIT_FAILURE);
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} else
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datacmd_cnt++;
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break;
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default:
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goto INVL_CMD;
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}
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j++;
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}
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}
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if (line)
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free (line);
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fclose (fd);
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return;
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/*
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* Invalid Command error reporring
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*
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* command CMD_DATA needs three strings on a line
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* whereas other commands need only two.
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*
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* if more than two/three (as per command type) are observed,
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* then error will be reported
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*/
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INVL_CMD:
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printf ("Error:%s[%d] - Invalid command\n", fname, lineno);
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exit (EXIT_FAILURE);
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}
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static void kwbimage_set_header (void *ptr, struct stat *sbuf, int ifd,
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struct mkimage_params *params)
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{
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struct kwb_header *hdr = (struct kwb_header *)ptr;
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bhr_t *mhdr = &hdr->kwb_hdr;
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extbhr_t *exthdr = &hdr->kwb_exthdr;
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uint32_t checksum;
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int size;
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/* Build and add image checksum header */
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checksum = kwbimage_checksum32 ((uint32_t *)ptr, sbuf->st_size, 0);
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size = write (ifd, &checksum, sizeof(uint32_t));
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if (size != sizeof(uint32_t)) {
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printf ("Error:%s - Checksum write %d bytes %s\n",
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params->cmdname, size, params->imagefile);
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exit (EXIT_FAILURE);
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}
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sbuf->st_size += sizeof(uint32_t);
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mhdr->blocksize = sbuf->st_size - sizeof(struct kwb_header);
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mhdr->srcaddr = sizeof(struct kwb_header);
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mhdr->destaddr= params->addr;
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mhdr->execaddr =params->ep;
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mhdr->ext = 0x1; /* header extension appended */
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kwdimage_set_ext_header (hdr, params->imagename);
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/* calculate checksums */
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mhdr->checkSum = kwbimage_checksum8 ((void *)mhdr, sizeof(bhr_t), 0);
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exthdr->checkSum = kwbimage_checksum8 ((void *)exthdr,
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sizeof(extbhr_t), 0);
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}
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static int kwbimage_verify_header (unsigned char *ptr, int image_size,
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struct mkimage_params *params)
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{
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struct kwb_header *hdr = (struct kwb_header *)ptr;
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bhr_t *mhdr = &hdr->kwb_hdr;
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extbhr_t *exthdr = &hdr->kwb_exthdr;
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uint8_t calc_hdrcsum;
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uint8_t calc_exthdrcsum;
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calc_hdrcsum = kwbimage_checksum8 ((void *)mhdr,
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sizeof(bhr_t) - sizeof(uint8_t), 0);
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if (calc_hdrcsum != mhdr->checkSum)
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return -FDT_ERR_BADSTRUCTURE; /* mhdr csum not matched */
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calc_exthdrcsum = kwbimage_checksum8 ((void *)exthdr,
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sizeof(extbhr_t) - sizeof(uint8_t), 0);
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if (calc_hdrcsum != mhdr->checkSum)
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return -FDT_ERR_BADSTRUCTURE; /* exthdr csum not matched */
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return 0;
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}
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static void kwbimage_print_header (const void *ptr)
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{
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struct kwb_header *hdr = (struct kwb_header *) ptr;
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bhr_t *mhdr = &hdr->kwb_hdr;
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char *name = get_table_entry_name (kwbimage_bootops,
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"Kwbimage boot option",
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(int) mhdr->blockid);
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printf ("Image Type: Kirkwood Boot from %s Image\n", name);
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printf ("Data Size: ");
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genimg_print_size (mhdr->blocksize - sizeof(uint32_t));
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printf ("Load Address: %08x\n", mhdr->destaddr);
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printf ("Entry Point: %08x\n", mhdr->execaddr);
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}
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static int kwbimage_check_image_types (uint8_t type)
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{
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if (type == IH_TYPE_KWBIMAGE)
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return EXIT_SUCCESS;
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else
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return EXIT_FAILURE;
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}
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/*
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* kwbimage type parameters definition
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*/
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static struct image_type_params kwbimage_params = {
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.name = "Kirkwood Boot Image support",
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.header_size = sizeof(struct kwb_header),
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.hdr = (void*)&kwbimage_header,
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.check_image_type = kwbimage_check_image_types,
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.verify_header = kwbimage_verify_header,
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.print_header = kwbimage_print_header,
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.set_header = kwbimage_set_header,
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.check_params = kwbimage_check_params,
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};
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void init_kwb_image_type (void)
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{
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mkimage_register (&kwbimage_params);
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}
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