77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
#include <common.h>
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#include <exports.h>
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#include "flash_local.h"
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extern unsigned long __dummy;
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extern flash_info_t flash_info[]; /* info for FLASH chips */
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void do_reset (void);
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void do_updater(void);
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void flash_print_info(flash_info_t * info);
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static ulong flash_get_size(vu_long * addr, flash_info_t * info);
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void _main(void)
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{
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int i;
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printf("\nU-Boot Firmware Updater\n\n");
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printf("****************************************************\n");
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printf("* ATTENTION!! PLEASE READ THIS NOTICE CAREFULLY! *\n");
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printf("****************************************************\n\n");
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printf("This program will update your computer's firmware.\n");
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printf("Do NOT remove the disk, reset the machine, or do\n");
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printf("anything that might disrupt functionality. If this\n");
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printf("Program fails, your computer might be unusable, and\n");
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printf("you will need to return your board for reflashing.\n");
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printf("If you find this too risky, remove the diskette and\n");
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printf("switch off your machine now. Otherwise press the \n");
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printf("SPACE key now to start the process\n\n");
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do
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{
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char x;
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while (!tstc());
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x = getc();
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if (x == ' ') break;
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} while (1);
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do_updater();
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i = 5;
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printf("\nUpdate done. Please remove the cdrom.\n");
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printf("You can switch off/reset now when the cdrom is removed\n\n");
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/*
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printf("The machine will automatically reset in %d seconds\n", i);
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while (i)
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{
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printf("Resetting in %d\r", i);
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udelay(1000000);
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i--;
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}
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do_reset();
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*/
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while (1);
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}
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void do_updater(void)
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{
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unsigned long *addr = &__dummy + 65;
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//unsigned long flash_size = flash_init();
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int rc;
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flash_get_size(0xfff80000,&flash_info[0]);
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flash_print_info(&flash_info[0]);
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flash_sect_protect(0, 0xFFF80000, 0xFFFFFFFF);
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printf("\nErasing ");
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flash_sect_erase(0xFFF80000, 0xFFFFFFFF);
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printf("Writing ");
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rc = flash_write((uchar *)addr, 0xFFF80000, 0x80000);
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if (rc != 0) printf(" Flashing failed due to error %d\n", rc);
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else printf(" done\n");
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flash_sect_protect(1, 0xFFF80000, 0xFFFFFFFF);
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}
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