/////////////////////////////////////////////////////////////////////////////////// Copyright(c) 2001-2002 Hybus Co,.ltd. All rights reserved.//// Module name://      command.c//// Description:////// Author://      bedguy//// Created://      2002.10/////////////////////////////////////////////////////////////////////////////////#include "main.h"#include "command.h"#include "time.h"#include "scc.h"#include "bootp.h"#include "tftp.h"#include "flash.h"#include "util.h"#include "stdarg.h"bool DoResetTerminal	(CMD_TBL *cptr, int argc, char **argv);bool DoPrintStatus		(CMD_TBL *cptr, int argc, char **argv);bool DoTest				(CMD_TBL *cptr, int argc, char **argv);bool DoReboot			(CMD_TBL *cptr, int argc, char **argv);void foo(char *fmt, ...);#define CMD_TBL_BOOT																				\				{"boot", DoBootKernel,																\				"  boot                             Booting the Kernel.\n",						\				"  boot                             Booting the Kernel.\n"						\				}#define CMD_TBL_RELOAD																				\				{"reload", DoReload,																\				"  reload {kernel}          Copy to SDRAM from Flash in Area.\n",			\				"  reload {kernel}          Copy to SDRAM from Flash in Area.\n"			\				}#define CMD_TBL_STATUS																				\				{"status", DoPrintStatus,															\				"  status                           View loader status.\n",						\				0,																					\				"  status                           View loader status.\n"						\				}#define CMD_TBL_REBOOT																				\				{"reboot", DoReboot,															\				"  reboot                           Software reboot.\n",						\				0,																					\				"  reboot                           Software reboot.\n"						\				}#define CMD_TBL_TEST																				\				{"test", DoTest,																	\				0,																					\				0,																					\				0																					\				}#define CMD_TBL_END		{0, 0, 0, 0, 0}CMD_TBL cmdTbl[] = {	CMD_TBL_RELOAD,	CMD_TBL_BOOTP,	CMD_TBL_TFTP,	CMD_TBL_FLASH,	CMD_TBL_ERASE,	CMD_TBL_LOCK,	CMD_TBL_UNLOCK,	CMD_TBL_BOOT,	CMD_TBL_MEMCPY,	CMD_TBL_MEMDUMP,	CMD_TBL_HEXDUMP,	CMD_TBL_MEMCMP,	CMD_TBL_MEMSET,	CMD_TBL_WRITE,	CMD_TBL_READ,	CMD_TBL_STATUS,	CMD_TBL_REBOOT,	CMD_TBL_TEST,	CMD_TBL_END};void DisplayPrompt(char *prompt){	if(prompt == NULL) {		printf(PACKAGE "> ");	} else {		printf(prompt);	}}int GetCommand(char *cmd, int len, int timeout){	char			c;	int				i, rdCnt, rdMax = len-1;	volatile long	endTime=GetTime()+timeout*HZ;		for (rdCnt=0, i=0; rdCnt < rdMax;){		// try to get a byte from the serial port.		while (!SerialInputByte(&c)){			if (GetTime() > endTime){				cmd[i++] = '\0';				return rdCnt;			}		}		if ((c=='\r') || (c=='\n')){			cmd[i++] = '\0';			// print newline.			printf("\n");			return rdCnt;		} else if (c == '\b'){			if(i > 0){				i--;				rdCnt--;				// cursor one position back.				printf("\b \b");			}		} else {			cmd[i++] = c;			rdCnt++;			// print character.			printf("%c", c);		}	}	return(rdCnt);}	// GetCommand.int GetArgs(char *s, char **argv){	int args = 0;	if (!s || *s=='\0') return 0;	while (args < MAX_ARGS){		// skip space and tab.		while ((*s==' ') || (*s=='\t')) s++;		// check end of line.		if (*s=='\0'){			argv[args] = 0;			return args;		}		// start get arg.		argv[args++] = s;		// remove ' ' and '\t'.		while (*s && (*s!=' ') && (*s!='\t')) s++;		// end of line.		if (*s=='\0'){			argv[args] = 0;			return args;		}		*s++ = '\0';	}	return args;}	// GetArgs.bool DoBootKernel(CMD_TBL *cptr, int argc, char **argv){	long opt[2];	void (*theKernel)(int zero, int arch);	if (argc!=1 && argc!=3 && argc!=4){		printf(cptr->usage);		return false;	}	switch (argc){		// boot		case 1 :			opt[0] = 0;			opt[1] = 200;			theKernel = (void (*)(int, int))KERNEL_DRAM_BASE;			break;		default :			printf(cptr->usage);			return false;	}	// we assume that the kernel is in place.	// See linux/include/asm-arm/system.h for architecture numbers.	printf("\nStarting kernel ...\n\n");	theKernel(opt[0], opt[1]);	printf("Hey, the kernel returned! This should not happen.\n");	return true;}bool DoResetTerminal(CMD_TBL *cptr, int argc, char **argv){	int i;	printf("          c");	for(i=0; i<200; i++) printf("\n");	printf("c");	return true;}bool DoReboot(CMD_TBL *cptr, int argc, char **argv){	void (*restart)(void) = 0;	printf("Restarting...\r\n");	restart();	return true;}bool DoReload(CMD_TBL *cptr, int argc, char **argv){	ulong *src=0, *dest=0;	int len;	if (!StrCmp(argv[1], "kernel")){		src  = (ulong *)KERNEL_SRAM_BASE;		dest = (ulong *)KERNEL_DRAM_BASE;		len  = KERNEL_MAX_SIZE;		printf("Loading kernel from flash...\n");	}	else {		printf(cptr->usage);		return false;	}	MemCpy32(dest, src, len/4);	printf("Done.\n");	return true;}	// DoReload.void ClearLine(void){	printf("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"		   "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");	return;}bool DoPrintStatus(CMD_TBL *cptr, int argc, char **argv){	printf("Bootloader         : " PACKAGE "\n");	printf("Version            : " VERSION "\n");	return true;}bool DoTest(CMD_TBL *cptr, int argc, char **argv){	return true;}