flash8.h

完整的Bell实验室的嵌入式文件系统TFS

#define ftype                   volatile unsigned char
#define Write_aa_to_555()       (*(ftype *)(fdev->base+(0x5555<<0)) = 0xaa)
#define Write_55_to_2aa()       (*(ftype *)(fdev->base+(0x2aaa<<0)) = 0x55)
#define Write_80_to_555()       (*(ftype *)(fdev->base+(0x5555<<0)) = 0x80)
#define Write_a0_to_555()       (*(ftype *)(fdev->base+(0x5555<<0)) = 0xa0)
#define Write_f0_to_555()       (*(ftype *)(fdev->base+(0x5555<<0)) = 0xf0)
#define Write_90_to_555()       (*(ftype *)(fdev->base+(0x5555<<0)) = 0x90)
#define Write_30_to_(add)       (*(ftype *)add = 0x30)
#define Read_0000()             (*(ftype *)(fdev->base+(0x0000<<0)))
#define Read_0001()             (*(ftype *)(fdev->base+(0x0001<<0)))
#define Read_5555()             (*(ftype *)(fdev->base+(0x5555<<0)))
#define Is_ff(add)              (*(ftype *)add == 0xff)
#define Is_not_ff(add)          (*(ftype *)add != 0xff)
#define D5_Timeout(add)         ((*(ftype *)add & 0x20) != 0)
#define D7_not_set(add)         ((*(ftype *)add & 0x80) == 0)
#define NotAligned(ptr)         0

#define Is_D7_Equal(add,src)        \
        ((*(ftype *)add & 0x80) == (*(ftype *)src & 0x80))
#define Is_D7_Not_Equal(add,src)    \
        ((*(ftype *)add & 0x80) != (*(ftype *)src & 0x80))