loadtools: Mot C155 turns out to have the same flash partition quirks as the flash chip on TI's D-Sample c155.config changed to use the fixed 28f640w30b config instead of CFI, and a bit of C code in fc-loadtool had to be changed too so that flash erase-program-boot still works.

/*
 * Data structures for parsing structured responses to AT commands
 */

struct resp_field {
	int		type;
	unsigned	num;
	char		*str;
};

#define	RESP_FIELD_EMPTY	0
#define	RESP_FIELD_NUMBER	1
#define	RESP_FIELD_STRING	2