|
#include
#include
static char awaitkey(unsigned long delay, int* error_p)
{
int i;
char c;
if (delay == -1) {
while (1) {
if (tstc()) /* we got a key press */
return getc();
}
}
else {
for (i = 0; i < delay; i++) {
if (tstc()) /* we got a key press */
return getc();
udelay (10*1000);
}
}
if (error_p)
*error_p = -1;
return 0;
}
void main_menu_usage(void)
{
printf("\r\n*****************luozhiyong*****************\r\n");
printf("\r------- Hotips TFTP DownLoad for SMDK2440 -------\r\n");
printf("\r\n");
printf("[1] 下载 u-boot.bin 写入 Nand Flash\r\n");
printf("[2] 下载 Linux(uImage) 内核镜像写入 Nand Flash\r\n");
printf("[3] 下载 yaffs2(fs.yaffs) 文件系统镜像写入 Nand Flash\r\n");
printf("[4] 下载 Linux(uImage) 内核镜像到内存并运行\r\n");
printf("[5] 重启设备\r\n");
printf("[q] 退出菜单\r\n");
printf("\r\n");
printf("输入选择: ");
}
void menu_shell(void)
{
char c;
char cmd_buf[200];
while (1)
{
main_menu_usage();
c = awaitkey(-1, NULL);
printf("%c\n", c);
switch (c)
{
case '1':
{
strcpy(cmd_buf, "tftp 0x32000000 u-boot.bin; nand erase 0x0 0x60000; nand write 0x32000000 0x0 0x60000");
run_command(cmd_buf, 0);
break;
}
case '2':
{
strcpy(cmd_buf, "tftp 0x32000000 uImage; nand erase 0x80000 0x200000; nand write 0x32000000 0x80000 0x200000");
run_command(cmd_buf, 0);
break;
}
case '3':
{
strcpy(cmd_buf, "tftp 0x32000000 fs.yaffs; nand erase 0x280000; nand write.yaffs2 0x32000000 0x280000 $(filesize)");
run_command(cmd_buf, 0);
break;
}
case '4':
{
strcpy(cmd_buf, "tftp 0x32000000 uImage; bootm 0x32000000");
run_command(cmd_buf, 0);
break;
}
case '5':
{
strcpy(cmd_buf, "reset");
run_command(cmd_buf, 0);
break;
}
case 'q':
{
return;
break;
}
}
}
}
int do_menu (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
menu_shell();
return 0;
}
U_BOOT_CMD(
menu, 1, 0, do_menu,
"Download Menu",
"U-boot Download Menu by Hotips\n"
); | 