/* * Authors: Xiangfu Liu * * 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 * 3 of the License, or (at your option) any later version. */ #include #include #include #include "usb_boot_defines.h" #include "ingenic_usb.h" #include "cmd.h" #include "inflash_version.h" extern struct nand_in nand_in; int com_argc; char com_argv[MAX_ARGC][MAX_COMMAND_LENGTH]; static const char COMMAND[][30]= { "", "query", "querya", "erase", "read", "prog", "nquery", "nerase", "nread", "nreadraw", "nreadoob", /* index 10 */ "nprog", "help", "version", "go", "fconfig", "exit", "readnand", "gpios", "gpioc", "boot", /* index 20 */ "list", "select", "unselect", "chip", "unchip", "nmake", "load", "memtest", "run" }; static int handle_help(void) { printf("\n Command support in current version:" "\n help print this help;" "\n boot boot device and make it in stage2;" "\n list show current device number can connect;" "\n fconfig set USB Boot config file;" "\n nquery query NAND flash info;" "\n nread read NAND flash data with checking bad block and ECC;" "\n nreadraw read NAND flash data without checking bad block and ECC;" "\n nreadoob read NAND flash oob without checking bad block and ECC;" "\n nerase erase NAND flash;" "\n nprog program NAND flash with data and ECC;" "\n nmark mark a bad block in NAND flash;" "\n go execute program in SDRAM;" "\n version show current USB Boot software version;" "\n exit quit from telnet session;" "\n readnand read data from nand flash and store to SDRAM;" "\n load load file data to SDRAM;" "\n run run command script in file;" "\n memtest do SDRAM test;" "\n gpios let one GPIO to high level;" "\n gpioc let one GPIO to low level;"); /* printf("\n nmake read all data from nand flash and store to file(experimental);"); */ return 1; } static int handle_version(void) { printf("\n USB Boot Software current version: %s", INFLASH_VERSION); return 1; } /* need transfer two para :blk_num ,start_blk */ int handle_nerase(void) { if (com_argc < 5) { printf("\n Usage:"); printf(" nerase (1) (2) (3) (4) "); printf("\n 1:start block number" "\n 2:block length" "\n 3:device index number" "\n 4:flash chip index number"); return -1; } init_nand_in(); nand_in.start = atoi(com_argv[1]); nand_in.length = atoi(com_argv[2]); nand_in.dev = atoi(com_argv[3]); if (atoi(com_argv[4]) >= MAX_DEV_NUM) { printf("\n Flash index number overflow!"); return -1; } (nand_in.cs_map)[atoi(com_argv[4])] = 1; if (nand_erase(&nand_in) < 1) return -1; return 1; } int command_interpret(char * com_buf) { char *buf = com_buf; int k, L, i = 0, j = 0; L = (int)strlen(buf); buf[L]=' '; for (k = 0; k <= L; k++) { if (*buf == ' ' || *buf == '\n') { while ( *(++buf) == ' ' ); com_argv[i][j] = '\0'; i++; if (i > MAX_ARGC) { printf("\n Para is too much! About!"); return 0; } j=0; continue; } else { com_argv[i][j] = *buf; j++; if (j > MAX_COMMAND_LENGTH) { printf("\n Para is too long! About!"); return 0; } } buf++; } com_argc = i; for (i = 1; i <= COMMAND_NUM; i++) if (!strcmp(COMMAND[i], com_argv[0])) return i; return COMMAND_NUM + 1; } int command_handle(char *buf) { int cmd = command_interpret(buf); /* get the command index */ if (!cmd) return -1; switch (cmd) { case 6: nand_query(); break; case 7: handle_nerase(); break; case 8: /* nread */ nand_read(NAND_READ); break; case 9: /* nreadraw */ nand_read(NAND_READ_RAW); break; case 10: /* nreadoob */ nand_read(NAND_READ_OOB); break; case 11: nand_prog(); break; case 12: handle_help(); break; case 13: handle_version(); break; case 16: /* exit */ printf("\n exiting inflash software\n"); return -1; /* return -1 to break the main.c while * then run usb_ingenic_cleanup*/ case 20: boot(STAGE1_FILE_PATH, STAGE2_FILE_PATH); break; default: printf("\n Command not support!"); break; } return 1; }