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;; XCPU_ASM.h -*- asm-mode -*-
;; Standard XCPU definitions
;; CPU flags for cpuop
_define CPU_JUMP1 0
_define CPU_JUMP2 1
_define CPU_MEMOP 2
_define CPU_SLR 3
_define CPU_SRC 4
_define CPU_MOVE 5
_define CPU_DEBUG 7
_define CPU_MEMOP_READ 1
_define CPU_MEMOP_WRITE 0
_define CPU_SHIFT_LEFT 0
_define CPU_SHIFT_RIGHT 1
_define CPU_SHIFT_REG 0
_define CPU_SHIFT_CIRC 1
_define CPU_MOVE_TO_M 0
_define CPU_MOVE_FROM_M 1
;; jump types
_define JUMP_UNCOND 0
_define JUMP_EQ 1
_define JUMP_NEQ 2
_define JUMP_LT 3
_define JUMP_GT 4
;;_define JUMP_LE 5
;;_define JUMP_GE 6
_define CALL 7
;; devices to configure for config
_define CONFIG_MEMORY 0
_define CONFIG_STACK 1
_define CONFIG_IOPORTS 2
;; I/O devices
_define IO_DEV_CONSOLE 0x0
_define IO_DEV_GRAPHICS 0x1
;; IO addresses and controls
_define IOPORT_DEVICE 0x0104
_define IOPORT_ADDR 0x0108
_define IOPORT_RW 0x010c
;; address of pointer to halt routine
_define HALT_ADDR 0xfc
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