cmomand.c

#include "myprintf.h"#include "clock.h"#include "uart.h"#include "nand.h" #include "rtc.h"#include "ac97.h"// 执行内存中的bin文件int go(int argc, char * argv[]){int addr = 0x21000000;void (*fp)(void);if (argc >= 2)addr = atoi(argv[1]);my_printf("go to address 0x%x\r\n", addr);fp = (void (*)(void))addr;fp();return 0;}int loadx(int argc, char *argv[]){char * p = (char *)0x21000000;if (argc >= 2)p = (char *)atoi(argv[1]);my_printf("load bin file by xmodem to address 0x%x\n", (int)p);xmodem_recv(p);my_printf("loadx finished! \n");return 0;}int help(int argc,char * argv[]){my_printf("do_command<%s>\n",argv[0]);my_printf("help massage :\n");my_printf("md - memmory display \n");my_printf("mw - memory write \n");my_printf("nandr - addr size \n");my_printf("nandw - addr data size \n");}int md (int argc,char *argv[]){unsigned long *p=(unsigned long *)0;int i,j;my_printf("do_commend<%s>\n","md address");if(argc<=1){my_printf("Usage :\n %s\n","md address");return 1;}if(argc>=2)p=(unsigned long *)atoi(argv[1]);for (j = 0; j < 16; j++){my_printf("%x: ", p);for (i = 0; i < 4; i++)my_printf("%x ", *p++);my_printf("\n");}return 0;}int mw(int argc,char *argv[]){unsigned long *p=(unsigned long *)0;int v=0;my_printf("do_command<%s>\n",argv[0]);if(argc<=2){my_printf("Usage :\n%s\n","md adddress data");return 1;}if(argc>2)p=(unsigned long *)atoi(argv[1]);if(argc>=3)v=atoi(argv[2]);*p=v;return ;}void run_command(int argc,char *argv[]){unsigned char buf[2048];if(strcmp(argv[0],"help")==0){help(argc,argv);return;}if((strcmp(argv[0],"q")==0)||(strcmp(argv[0],"Q")==0)){ac97_int_disable();ac97_write_cmd(0x26, (1<<12));return ;}if(strcmp(argv[0],"md")==0){md(argc,argv);return ;}if(strcmp(argv[0],"mw")==0){mw(argc,argv);return ;}if (strcmp(argv[0], "loadb") == 0){loadb(argc, argv);return ;}if (strcmp(argv[0], "go") == 0){go(argc, argv);return;}if(strcmp(argv[0],"settime")==0){rtc_set_time();return ;}if(strcmp(argv[0],"time")==0){rtc_show_time();return ;}if (strcmp(argv[0], "loadx") == 0)loadx(argc, argv);if(argc>=1)my_printf("unknown command '%s'-try 'help'\n",argv[0]);return;}