mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-23 02:18:51 +09:00
677 lines
19 KiB
C
677 lines
19 KiB
C
/*
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* (C) Copyright 2003
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* Gary Jennejohn, DENX Software Engineering, garyj@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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#include <common.h>
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#include <command.h>
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#include <malloc.h>
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#include <image.h>
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#include <asm/byteorder.h>
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#include <usb.h>
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#ifdef CONFIG_SYS_HUSH_PARSER
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#include <hush.h>
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#endif
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#ifdef CONFIG_AUTO_UPDATE
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#ifndef CONFIG_USB_OHCI_NEW
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#error "must define CONFIG_USB_OHCI"
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#endif
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#ifndef CONFIG_USB_STORAGE
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#error "must define CONFIG_USB_STORAGE"
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#endif
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#ifndef CONFIG_SYS_HUSH_PARSER
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#error "must define CONFIG_SYS_HUSH_PARSER"
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#endif
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#if !defined(CONFIG_CMD_FAT)
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#error "must define CONFIG_CMD_FAT"
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#endif
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/*
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* Check whether a USB memory stick is plugged in.
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* If one is found:
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* 1) if prepare.img ist found load it into memory. If it is
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* valid then run it.
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* 2) if preinst.img is found load it into memory. If it is
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* valid then run it. Update the EEPROM.
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* 3) if firmw_01.img is found load it into memory. If it is valid,
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* burn it into FLASH and update the EEPROM.
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* 4) if kernl_01.img is found load it into memory. If it is valid,
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* burn it into FLASH and update the EEPROM.
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* 5) if app.img is found load it into memory. If it is valid,
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* burn it into FLASH and update the EEPROM.
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* 6) if disk.img is found load it into memory. If it is valid,
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* burn it into FLASH and update the EEPROM.
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* 7) if postinst.img is found load it into memory. If it is
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* valid then run it. Update the EEPROM.
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*/
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#undef AU_DEBUG
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#undef debug
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#ifdef AU_DEBUG
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#define debug(fmt,args...) printf (fmt ,##args)
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#else
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#define debug(fmt,args...)
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#endif /* AU_DEBUG */
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/* possible names of files on the USB stick. */
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#define AU_PREPARE "prepare.img"
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#define AU_PREINST "preinst.img"
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#define AU_FIRMWARE "firmw_01.img"
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#define AU_KERNEL "kernl_01.img"
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#define AU_APP "app.img"
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#define AU_DISK "disk.img"
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#define AU_POSTINST "postinst.img"
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struct flash_layout
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{
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long start;
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long end;
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};
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/* layout of the FLASH. ST = start address, ND = end address. */
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#ifndef CONFIG_FLASH_8MB /* 16 MB Flash, 32 MB RAM */
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#define AU_FL_FIRMWARE_ST 0x00000000
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#define AU_FL_FIRMWARE_ND 0x0009FFFF
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#define AU_FL_VFD_ST 0x000A0000
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#define AU_FL_VFD_ND 0x000BFFFF
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#define AU_FL_KERNEL_ST 0x000C0000
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#define AU_FL_KERNEL_ND 0x001BFFFF
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#define AU_FL_APP_ST 0x001C0000
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#define AU_FL_APP_ND 0x005BFFFF
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#define AU_FL_DISK_ST 0x005C0000
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#define AU_FL_DISK_ND 0x00FFFFFF
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#else /* 8 MB Flash, 32 MB RAM */
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#define AU_FL_FIRMWARE_ST 0x00000000
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#define AU_FL_FIRMWARE_ND 0x0005FFFF
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#define AU_FL_KERNEL_ST 0x00060000
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#define AU_FL_KERNEL_ND 0x0013FFFF
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#define AU_FL_APP_ST 0x00140000
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#define AU_FL_APP_ND 0x0067FFFF
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#define AU_FL_DISK_ST 0x00680000
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#define AU_FL_DISK_ND 0x007DFFFF
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#define AU_FL_VFD_ST 0x007E0000
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#define AU_FL_VFD_ND 0x007FFFFF
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#endif /* CONFIG_FLASH_8MB */
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/* a structure with the offsets to values in the EEPROM */
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struct eeprom_layout
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{
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int time;
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int size;
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int dcrc;
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};
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/* layout of the EEPROM - offset from the start. All entries are 32 bit. */
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#define AU_EEPROM_TIME_PREINST 64
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#define AU_EEPROM_SIZE_PREINST 68
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#define AU_EEPROM_DCRC_PREINST 72
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#define AU_EEPROM_TIME_FIRMWARE 76
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#define AU_EEPROM_SIZE_FIRMWARE 80
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#define AU_EEPROM_DCRC_FIRMWARE 84
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#define AU_EEPROM_TIME_KERNEL 88
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#define AU_EEPROM_SIZE_KERNEL 92
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#define AU_EEPROM_DCRC_KERNEL 96
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#define AU_EEPROM_TIME_APP 100
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#define AU_EEPROM_SIZE_APP 104
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#define AU_EEPROM_DCRC_APP 108
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#define AU_EEPROM_TIME_DISK 112
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#define AU_EEPROM_SIZE_DISK 116
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#define AU_EEPROM_DCRC_DISK 120
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#define AU_EEPROM_TIME_POSTINST 124
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#define AU_EEPROM_SIZE_POSTINST 128
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#define AU_EEPROM_DCRC_POSTINST 132
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static int au_usb_stor_curr_dev; /* current device */
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/* index of each file in the following arrays */
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#define IDX_PREPARE 0
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#define IDX_PREINST 1
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#define IDX_FIRMWARE 2
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#define IDX_KERNEL 3
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#define IDX_APP 4
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#define IDX_DISK 5
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#define IDX_POSTINST 6
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/* max. number of files which could interest us */
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#define AU_MAXFILES 7
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/* pointers to file names */
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char *aufile[AU_MAXFILES];
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/* sizes of flash areas for each file */
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long ausize[AU_MAXFILES];
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/* offsets into the EEEPROM */
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struct eeprom_layout auee_off[AU_MAXFILES] = { \
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{0}, \
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{AU_EEPROM_TIME_PREINST, AU_EEPROM_SIZE_PREINST, AU_EEPROM_DCRC_PREINST,}, \
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{AU_EEPROM_TIME_FIRMWARE, AU_EEPROM_SIZE_FIRMWARE, AU_EEPROM_DCRC_FIRMWARE,}, \
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{AU_EEPROM_TIME_KERNEL, AU_EEPROM_SIZE_KERNEL, AU_EEPROM_DCRC_KERNEL,}, \
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{AU_EEPROM_TIME_APP, AU_EEPROM_SIZE_APP, AU_EEPROM_DCRC_APP,}, \
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{AU_EEPROM_TIME_DISK, AU_EEPROM_SIZE_DISK, AU_EEPROM_DCRC_DISK,}, \
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{AU_EEPROM_TIME_POSTINST, AU_EEPROM_SIZE_POSTINST, AU_EEPROM_DCRC_POSTINST,} \
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};
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/* array of flash areas start and end addresses */
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struct flash_layout aufl_layout[AU_MAXFILES - 3] = { \
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{AU_FL_FIRMWARE_ST, AU_FL_FIRMWARE_ND,}, \
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{AU_FL_KERNEL_ST, AU_FL_KERNEL_ND,}, \
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{AU_FL_APP_ST, AU_FL_APP_ND,}, \
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{AU_FL_DISK_ST, AU_FL_DISK_ND,}, \
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};
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/* convert the index into aufile[] to an index into aufl_layout[] */
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#define FIDX_TO_LIDX(idx) ((idx) - 2)
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/* where to load files into memory */
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#define LOAD_ADDR ((unsigned char *)0x0C100000)
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/* the app is the largest image */
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#define MAX_LOADSZ ausize[IDX_APP]
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/* externals */
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extern int fat_register_device(block_dev_desc_t *, int);
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extern int file_fat_detectfs(void);
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extern long file_fat_read(const char *, void *, unsigned long);
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extern int i2c_read (unsigned char, unsigned int, int , unsigned char* , int);
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extern int i2c_write (uchar, uint, int , uchar* , int);
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#ifdef CONFIG_VFD
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extern int trab_vfd (ulong);
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extern int transfer_pic(unsigned char, unsigned char *, int, int);
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#endif
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extern int flash_sect_erase(ulong, ulong);
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extern int flash_sect_protect (int, ulong, ulong);
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extern int flash_write (char *, ulong, ulong);
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/* change char* to void* to shutup the compiler */
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extern int i2c_write_multiple (uchar, uint, int, void *, int);
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extern int i2c_read_multiple (uchar, uint, int, void *, int);
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extern int u_boot_hush_start(void);
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int
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au_check_cksum_valid(int idx, long nbytes)
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{
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image_header_t *hdr;
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hdr = (image_header_t *)LOAD_ADDR;
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#if defined(CONFIG_FIT)
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if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
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puts ("Non legacy image format not supported\n");
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return -1;
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}
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#endif
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if (nbytes != image_get_image_size (hdr)) {
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printf ("Image %s bad total SIZE\n", aufile[idx]);
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return -1;
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}
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/* check the data CRC */
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if (!image_check_dcrc (hdr)) {
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printf ("Image %s bad data checksum\n", aufile[idx]);
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return -1;
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}
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return 0;
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}
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int
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au_check_header_valid(int idx, long nbytes)
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{
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image_header_t *hdr;
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unsigned long checksum;
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unsigned char buf[4];
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hdr = (image_header_t *)LOAD_ADDR;
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#if defined(CONFIG_FIT)
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if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
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puts ("Non legacy image format not supported\n");
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return -1;
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}
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#endif
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/* check the easy ones first */
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#undef CHECK_VALID_DEBUG
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#ifdef CHECK_VALID_DEBUG
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printf("magic %#x %#x ", image_get_magic (hdr), IH_MAGIC);
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printf("arch %#x %#x ", image_get_arch (hdr), IH_ARCH_ARM);
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printf("size %#x %#lx ", image_get_data_size (hdr), nbytes);
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printf("type %#x %#x ", image_get_type (hdr), IH_TYPE_KERNEL);
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#endif
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if (nbytes < image_get_header_size ()) {
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printf ("Image %s bad header SIZE\n", aufile[idx]);
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return -1;
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}
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if (!image_check_magic (hdr) || !image_check_arch (hdr, IH_ARCH_ARM)) {
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printf ("Image %s bad MAGIC or ARCH\n", aufile[idx]);
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return -1;
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}
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/* check the hdr CRC */
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if (!image_check_hcrc (hdr)) {
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printf ("Image %s bad header checksum\n", aufile[idx]);
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return -1;
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}
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/* check the type - could do this all in one gigantic if() */
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if ((idx == IDX_FIRMWARE) &&
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!image_check_type (hdr, IH_TYPE_FIRMWARE)) {
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printf ("Image %s wrong type\n", aufile[idx]);
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return -1;
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}
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if ((idx == IDX_KERNEL) && !image_check_type (hdr, IH_TYPE_KERNEL)) {
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printf ("Image %s wrong type\n", aufile[idx]);
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return -1;
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}
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if ((idx == IDX_DISK) && !image_check_type (hdr, IH_TYPE_FILESYSTEM)) {
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printf ("Image %s wrong type\n", aufile[idx]);
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return -1;
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}
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if ((idx == IDX_APP) && !image_check_type (hdr, IH_TYPE_RAMDISK)
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&& !image_check_type (hdr, IH_TYPE_FILESYSTEM)) {
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printf ("Image %s wrong type\n", aufile[idx]);
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return -1;
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}
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if ((idx == IDX_PREPARE || idx == IDX_PREINST || idx == IDX_POSTINST)
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&& !image_check_type (hdr, IH_TYPE_SCRIPT)) {
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printf ("Image %s wrong type\n", aufile[idx]);
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return -1;
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}
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/* special case for prepare.img */
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if (idx == IDX_PREPARE)
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return 0;
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/* recycle checksum */
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checksum = image_get_data_size (hdr);
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/* for kernel and app the image header must also fit into flash */
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if ((idx != IDX_DISK) && (idx != IDX_FIRMWARE))
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checksum += image_get_header_size ();
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/* check the size does not exceed space in flash. HUSH scripts */
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/* all have ausize[] set to 0 */
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if ((ausize[idx] != 0) && (ausize[idx] < checksum)) {
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printf ("Image %s is bigger than FLASH\n", aufile[idx]);
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return -1;
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}
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/* check the time stamp from the EEPROM */
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/* read it in */
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i2c_read_multiple(0x54, auee_off[idx].time, 1, buf, sizeof(buf));
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#ifdef CHECK_VALID_DEBUG
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printf ("buf[0] %#x buf[1] %#x buf[2] %#x buf[3] %#x "
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"as int %#x time %#x\n",
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buf[0], buf[1], buf[2], buf[3],
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*((unsigned int *)buf), image_get_time (hdr));
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#endif
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/* check it */
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if (*((unsigned int *)buf) >= image_get_time (hdr)) {
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printf ("Image %s is too old\n", aufile[idx]);
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return -1;
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}
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return 0;
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}
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/* power control defines */
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#define CPLD_VFD_BK ((volatile char *)0x04038002)
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#define POWER_OFF (1 << 1)
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int
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au_do_update(int idx, long sz)
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{
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image_header_t *hdr;
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char *addr;
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long start, end;
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int off, rc;
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uint nbytes;
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hdr = (image_header_t *)LOAD_ADDR;
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#if defined(CONFIG_FIT)
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if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
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puts ("Non legacy image format not supported\n");
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return -1;
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}
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#endif
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/* disable the power switch */
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*CPLD_VFD_BK |= POWER_OFF;
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/* execute a script */
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if (image_check_type (hdr, IH_TYPE_SCRIPT)) {
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addr = (char *)((char *)hdr + image_get_header_size ());
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/* stick a NULL at the end of the script, otherwise */
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/* parse_string_outer() runs off the end. */
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addr[image_get_data_size (hdr)] = 0;
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addr += 8;
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parse_string_outer(addr, FLAG_PARSE_SEMICOLON);
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return 0;
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}
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start = aufl_layout[FIDX_TO_LIDX(idx)].start;
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end = aufl_layout[FIDX_TO_LIDX(idx)].end;
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/* unprotect the address range */
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/* this assumes that ONLY the firmware is protected! */
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if (idx == IDX_FIRMWARE) {
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#undef AU_UPDATE_TEST
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#ifdef AU_UPDATE_TEST
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/* erase it where Linux goes */
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start = aufl_layout[1].start;
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end = aufl_layout[1].end;
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#endif
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flash_sect_protect(0, start, end);
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}
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/*
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* erase the address range.
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*/
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debug ("flash_sect_erase(%lx, %lx);\n", start, end);
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flash_sect_erase(start, end);
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wait_ms(100);
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/* strip the header - except for the kernel and ramdisk */
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if (image_check_type (hdr, IH_TYPE_KERNEL) ||
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image_check_type (hdr, IH_TYPE_RAMDISK)) {
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addr = (char *)hdr;
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off = image_get_header_size ();
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nbytes = image_get_image_size (hdr);
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} else {
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addr = (char *)((char *)hdr + image_get_header_size ());
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#ifdef AU_UPDATE_TEST
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/* copy it to where Linux goes */
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if (idx == IDX_FIRMWARE)
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start = aufl_layout[1].start;
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#endif
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off = 0;
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nbytes = image_get_data_size (hdr);
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}
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/* copy the data from RAM to FLASH */
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debug ("flash_write(%p, %lx %x)\n", addr, start, nbytes);
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rc = flash_write(addr, start, nbytes);
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if (rc != 0) {
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printf("Flashing failed due to error %d\n", rc);
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return -1;
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}
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/* check the dcrc of the copy */
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if (crc32 (0, (uchar *)(start + off), image_get_data_size (hdr)) !=
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image_get_dcrc (hdr)) {
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printf ("Image %s Bad Data Checksum After COPY\n", aufile[idx]);
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return -1;
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}
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/* protect the address range */
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/* this assumes that ONLY the firmware is protected! */
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if (idx == IDX_FIRMWARE)
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flash_sect_protect(1, start, end);
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return 0;
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}
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int
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au_update_eeprom(int idx)
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{
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image_header_t *hdr;
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int off;
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uint32_t val;
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/* special case for prepare.img */
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if (idx == IDX_PREPARE) {
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/* enable the power switch */
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*CPLD_VFD_BK &= ~POWER_OFF;
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return 0;
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}
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hdr = (image_header_t *)LOAD_ADDR;
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#if defined(CONFIG_FIT)
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if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
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puts ("Non legacy image format not supported\n");
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return -1;
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}
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#endif
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/* write the time field into EEPROM */
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off = auee_off[idx].time;
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val = image_get_time (hdr);
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i2c_write_multiple(0x54, off, 1, &val, sizeof(val));
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/* write the size field into EEPROM */
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off = auee_off[idx].size;
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val = image_get_data_size (hdr);
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i2c_write_multiple(0x54, off, 1, &val, sizeof(val));
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/* write the dcrc field into EEPROM */
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off = auee_off[idx].dcrc;
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val = image_get_dcrc (hdr);
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i2c_write_multiple(0x54, off, 1, &val, sizeof(val));
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/* enable the power switch */
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*CPLD_VFD_BK &= ~POWER_OFF;
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return 0;
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}
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/*
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* this is called from board_init() after the hardware has been set up
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* and is usable. That seems like a good time to do this.
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* Right now the return value is ignored.
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|
*/
|
|
int
|
|
do_auto_update(void)
|
|
{
|
|
block_dev_desc_t *stor_dev;
|
|
long sz;
|
|
int i, res = 0, bitmap_first, cnt, old_ctrlc, got_ctrlc;
|
|
char *env;
|
|
long start, end;
|
|
|
|
#undef ERASE_EEPROM
|
|
#ifdef ERASE_EEPROM
|
|
int arr[18];
|
|
memset(arr, 0, sizeof(arr));
|
|
i2c_write_multiple(0x54, 64, 1, arr, sizeof(arr));
|
|
#endif
|
|
au_usb_stor_curr_dev = -1;
|
|
/* start USB */
|
|
if (usb_stop() < 0) {
|
|
debug ("usb_stop failed\n");
|
|
return -1;
|
|
}
|
|
if (usb_init() < 0) {
|
|
debug ("usb_init failed\n");
|
|
return -1;
|
|
}
|
|
/*
|
|
* check whether a storage device is attached (assume that it's
|
|
* a USB memory stick, since nothing else should be attached).
|
|
*/
|
|
au_usb_stor_curr_dev = usb_stor_scan(0);
|
|
if (au_usb_stor_curr_dev == -1) {
|
|
debug ("No device found. Not initialized?\n");
|
|
res = -1;
|
|
goto xit;
|
|
}
|
|
/* check whether it has a partition table */
|
|
stor_dev = get_dev("usb", 0);
|
|
if (stor_dev == NULL) {
|
|
debug ("uknown device type\n");
|
|
res = -1;
|
|
goto xit;
|
|
}
|
|
if (fat_register_device(stor_dev, 1) != 0) {
|
|
debug ("Unable to use USB %d:%d for fatls\n",
|
|
au_usb_stor_curr_dev, 1);
|
|
res = -1;
|
|
goto xit;
|
|
}
|
|
if (file_fat_detectfs() != 0) {
|
|
debug ("file_fat_detectfs failed\n");
|
|
}
|
|
|
|
/* initialize the array of file names */
|
|
memset(aufile, 0, sizeof(aufile));
|
|
aufile[IDX_PREPARE] = AU_PREPARE;
|
|
aufile[IDX_PREINST] = AU_PREINST;
|
|
aufile[IDX_FIRMWARE] = AU_FIRMWARE;
|
|
aufile[IDX_KERNEL] = AU_KERNEL;
|
|
aufile[IDX_APP] = AU_APP;
|
|
aufile[IDX_DISK] = AU_DISK;
|
|
aufile[IDX_POSTINST] = AU_POSTINST;
|
|
/* initialize the array of flash sizes */
|
|
memset(ausize, 0, sizeof(ausize));
|
|
ausize[IDX_FIRMWARE] = (AU_FL_FIRMWARE_ND + 1) - AU_FL_FIRMWARE_ST;
|
|
ausize[IDX_KERNEL] = (AU_FL_KERNEL_ND + 1) - AU_FL_KERNEL_ST;
|
|
ausize[IDX_APP] = (AU_FL_APP_ND + 1) - AU_FL_APP_ST;
|
|
ausize[IDX_DISK] = (AU_FL_DISK_ND + 1) - AU_FL_DISK_ST;
|
|
/*
|
|
* now check whether start and end are defined using environment
|
|
* variables.
|
|
*/
|
|
start = -1;
|
|
end = 0;
|
|
env = getenv("firmware_st");
|
|
if (env != NULL)
|
|
start = simple_strtoul(env, NULL, 16);
|
|
env = getenv("firmware_nd");
|
|
if (env != NULL)
|
|
end = simple_strtoul(env, NULL, 16);
|
|
if (start >= 0 && end && end > start) {
|
|
ausize[IDX_FIRMWARE] = (end + 1) - start;
|
|
aufl_layout[0].start = start;
|
|
aufl_layout[0].end = end;
|
|
}
|
|
start = -1;
|
|
end = 0;
|
|
env = getenv("kernel_st");
|
|
if (env != NULL)
|
|
start = simple_strtoul(env, NULL, 16);
|
|
env = getenv("kernel_nd");
|
|
if (env != NULL)
|
|
end = simple_strtoul(env, NULL, 16);
|
|
if (start >= 0 && end && end > start) {
|
|
ausize[IDX_KERNEL] = (end + 1) - start;
|
|
aufl_layout[1].start = start;
|
|
aufl_layout[1].end = end;
|
|
}
|
|
start = -1;
|
|
end = 0;
|
|
env = getenv("app_st");
|
|
if (env != NULL)
|
|
start = simple_strtoul(env, NULL, 16);
|
|
env = getenv("app_nd");
|
|
if (env != NULL)
|
|
end = simple_strtoul(env, NULL, 16);
|
|
if (start >= 0 && end && end > start) {
|
|
ausize[IDX_APP] = (end + 1) - start;
|
|
aufl_layout[2].start = start;
|
|
aufl_layout[2].end = end;
|
|
}
|
|
start = -1;
|
|
end = 0;
|
|
env = getenv("disk_st");
|
|
if (env != NULL)
|
|
start = simple_strtoul(env, NULL, 16);
|
|
env = getenv("disk_nd");
|
|
if (env != NULL)
|
|
end = simple_strtoul(env, NULL, 16);
|
|
if (start >= 0 && end && end > start) {
|
|
ausize[IDX_DISK] = (end + 1) - start;
|
|
aufl_layout[3].start = start;
|
|
aufl_layout[3].end = end;
|
|
}
|
|
/* make certain that HUSH is runnable */
|
|
u_boot_hush_start();
|
|
/* make sure that we see CTRL-C and save the old state */
|
|
old_ctrlc = disable_ctrlc(0);
|
|
|
|
bitmap_first = 0;
|
|
/* just loop thru all the possible files */
|
|
for (i = 0; i < AU_MAXFILES; i++) {
|
|
/* just read the header */
|
|
sz = file_fat_read(aufile[i], LOAD_ADDR, image_get_header_size ());
|
|
debug ("read %s sz %ld hdr %d\n",
|
|
aufile[i], sz, image_get_header_size ());
|
|
if (sz <= 0 || sz < image_get_header_size ()) {
|
|
debug ("%s not found\n", aufile[i]);
|
|
continue;
|
|
}
|
|
if (au_check_header_valid(i, sz) < 0) {
|
|
debug ("%s header not valid\n", aufile[i]);
|
|
continue;
|
|
}
|
|
sz = file_fat_read(aufile[i], LOAD_ADDR, MAX_LOADSZ);
|
|
debug ("read %s sz %ld hdr %d\n",
|
|
aufile[i], sz, image_get_header_size ());
|
|
if (sz <= 0 || sz <= image_get_header_size ()) {
|
|
debug ("%s not found\n", aufile[i]);
|
|
continue;
|
|
}
|
|
if (au_check_cksum_valid(i, sz) < 0) {
|
|
debug ("%s checksum not valid\n", aufile[i]);
|
|
continue;
|
|
}
|
|
#ifdef CONFIG_VFD
|
|
/* now that we have a valid file we can display the */
|
|
/* bitmap. */
|
|
if (bitmap_first == 0) {
|
|
env = getenv("bitmap2");
|
|
if (env == NULL) {
|
|
trab_vfd(0);
|
|
} else {
|
|
/* not so simple - bitmap2 is supposed to */
|
|
/* contain the address of the bitmap */
|
|
env = (char *)simple_strtoul(env, NULL, 16);
|
|
/* NOTE: these are taken from vfd_logo.h. If that file changes then */
|
|
/* these defines MUST also be updated! These may be wrong for bitmap2. */
|
|
#define VFD_LOGO_WIDTH 112
|
|
#define VFD_LOGO_HEIGHT 72
|
|
/* must call transfer_pic directly */
|
|
transfer_pic(3, (unsigned char *)env,
|
|
VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
|
|
}
|
|
bitmap_first = 1;
|
|
}
|
|
#endif
|
|
/* this is really not a good idea, but it's what the */
|
|
/* customer wants. */
|
|
cnt = 0;
|
|
got_ctrlc = 0;
|
|
do {
|
|
res = au_do_update(i, sz);
|
|
/* let the user break out of the loop */
|
|
if (ctrlc() || had_ctrlc()) {
|
|
clear_ctrlc();
|
|
if (res < 0)
|
|
got_ctrlc = 1;
|
|
break;
|
|
}
|
|
cnt++;
|
|
#ifdef AU_TEST_ONLY
|
|
} while (res < 0 && cnt < 3);
|
|
if (cnt < 3)
|
|
#else
|
|
} while (res < 0);
|
|
#endif
|
|
/*
|
|
* it doesn't make sense to update the EEPROM if the
|
|
* update was interrupted by the user due to errors.
|
|
*/
|
|
if (got_ctrlc == 0)
|
|
au_update_eeprom(i);
|
|
else
|
|
/* enable the power switch */
|
|
*CPLD_VFD_BK &= ~POWER_OFF;
|
|
}
|
|
/* restore the old state */
|
|
disable_ctrlc(old_ctrlc);
|
|
xit:
|
|
usb_stop();
|
|
return res;
|
|
}
|
|
#endif /* CONFIG_AUTO_UPDATE */
|