摘要： http://blog.chinaunix.net/u2/68846/showart_692324.html正在移植2440, 偶然看2.6.32代码的时候, 发现smdk2440的mach-smdk2440.c中有如下结构体定义:static struct map_desc smdk2440_iodesc[] __initdata = { /* ISA IO Space map (memory space selected by A24) */ { .virtual = (u32)S3C24XX_VA_ISA_WORD, .pfn = __phys_to_pfn(S3C2410_CS2... 阅读全文