/* 8051 instructions
*/
+#define NOP 0x00
#define MOV_direct_data 0x75
#define LJMP 0x02
#define MOV_Rn_data(n) (0x78 | (n))
/* Bit-addressable accumulator */
#define ACC(bit) (0xE0 | (bit))
+/* Bit-addressable status word */
+#define PSW(bit) (0xD0 | (bit))
+
#define CP_USB_ASYNC
struct ccdbg {
#else
struct cp_usb *cp;
#endif
+ struct hex_image *rom;
};
/* Intel hex file format data
uint8_t data[0];
};
+#define CC_STATE_ACC 0x1
+#define CC_STATE_PSW 0x2
+#define CC_STATE_DP 0x4
+
+#define CC_STATE_NSFR 5
+
+struct ccstate {
+ uint16_t mask;
+ uint8_t acc;
+ uint8_t sfr[CC_STATE_NSFR];
+};
+
#define HEX_RECORD_NORMAL 0x00
#define HEX_RECORD_EOF 0x01
#define HEX_RECORD_EXTENDED_ADDRESS 0x02
uint8_t
ccdbg_write_sfr(struct ccdbg *dbg, uint8_t addr, uint8_t *bytes, int nbytes);
+/* ccdbg-rom.c */
+uint8_t
+ccdbg_set_rom(struct ccdbg *dbg, struct hex_image *rom);
+
+uint8_t
+ccdbg_rom_contains(struct ccdbg *dbg, uint16_t addr, int nbytes);
+
+uint8_t
+ccdbg_rom_replace_xmem(struct ccdbg *dbg,
+ uint16_t addrp, uint8_t *bytesp, int nbytes);
+
+/* ccdbg-state.c */
+uint8_t
+ccdbg_state_save(struct ccdbg *dbg, struct ccstate *state, unsigned int mask);
+
+uint8_t
+ccdbg_state_restore(struct ccdbg *dbg, struct ccstate *state);
+
+void
+ccdbg_state_replace_xmem(struct ccdbg *dbg, struct ccstate *state,
+ uint16_t addr, uint8_t *bytes, int nbytes);
+
+void
+ccdbg_state_replace_sfr(struct ccdbg *dbg, struct ccstate *state,
+ uint8_t addr, uint8_t *bytes, int nbytes);
+
#endif /* _CCDBG_H_ */