; =============================================
; compiled with Copper 1.0
; 2015-10-21 21:27:53
; =============================================

; USE /home/felix/projects/Electronics/libs/standard.cul
; native method: toInt8(…) → INT8
; native method: toInt16(…) → INT16
; native method: toInt32(…) → INT32
; native method: toUInt8(…) → UINT8
; native method: toUInt16(…) → UINT16
; native method: toUInt32(…) → UINT32






.asmtype DRIVER
.name KEYBOARDDRIVER
; native method: print(…)
; native method: outb(…)
; native method: inb(…) → UINT8
.type CpuState {
	eax : UINT32;
	ebx : UINT32;
	ecx : UINT32;
}
.global e0Code BOOL
.global e1Code INT32
.global e1Prev UINT16







; 0, sendCommand
sendCommand:
	pushnil ; return value
_private_0:
	pushi 4 100
	callnr  inb 1
	pushi 3 2
	op2 12
	pushi 3 0
	op2 6
	jmp_if_not _private_1
	jmp _private_0
_private_1:

	load -1
	pushi 2 96
	callnr  toUInt16 1
	calln outb 2

	ret
; end of sendCommand

; 0, initKeyboard
initKeyboard:
	pushnil ; return value
_private_2:
	pushi 4 100
	callnr  inb 1
	pushi 3 1
	op2 12
	pushi 3 0
	op2 6
	jmp_if_not _private_3
	pushi 4 96
	calln inb 1

	jmp _private_2
_private_3:

	ret
; end of initKeyboard

; 0, handleKeyPress
handleKeyPress:
	pushnil ; return value
	load -2
	pushi 6 0
	op2 5
	jmp_if_not _private_4
	pusht "]\n"
	load -1
	pusht "[keycode="
	calln print 3

_private_4:

	ret
; end of handleKeyPress

; 1, main
.export main
main:
	pushnil ; return value
	pushnil ; i:INT32
	pusht "Initialize keyboard...\n"
	calln print 1

	call initKeyboard 0

	ret
; end of main




; 0, translateKeyCode
translateKeyCode:
	pushnil ; return value
	pusht "]\n"
	load -2
	pusht ",scancode="
	load -1
	pusht "[extend="
	calln print 5

	pushi 2 0
	store 0

	load -1
	pushi 2 0
	op2 5
	jmp_if_not _private_5
	load -2
	pushi 2 10
	op2 5
	jmp_if_not _private_6
	pushi 2 1
	store 0

	load 0
	retr

_private_6:

_private_5:

	load 0
	retr
; end of translateKeyCode

; 0, handleKeyboardIRQ
handleKeyboardIRQ:
	pushnil ; return value
	pushnil ; scancode:UINT8
	pushnil ; keycode:INT32
	pushnil ; breakcode:BOOL
	pushi 2 0
	store 2

	pushi 6 0
	store 3

	pushi 4 96
	callnr  inb 1
	store 1

	load 1
	pushi 3 128
	op2 12
	pushi 3 0
	op2 6
	loadg e1Code
	pushi 2 0
	op2 6
	load 1
	pushi 3 225
	op2 6
	op2 11
	loadg e0Code
	load 1
	pushi 3 224
	op2 6
	op2 11
	op2 12
	op2 12
	jmp_if_not _private_7
	pushi 6 1
	store 3

	load 1
	pushi 3 127
	op2 12
	store 1

_private_7:

	loadg e0Code
	jmp_if_not _private_8
	load 1
	pushi 3 42
	op2 5
	load 1
	pushi 3 54
	op2 5
	op2 11
	jmp_if_not _private_10
	pushi 6 0
	storeg e0Code

	ret

_private_10:

	load 1
	callnr  toInt32 1
	pushi 2 1
	callr  translateKeyCode 2
	store 2

	pushi 6 0
	storeg e0Code

	jmp _private_9
_private_8:
	loadg e1Code
	pushi 2 2
	op2 5
	jmp_if_not _private_11
	loadg e1Prev
	load 1
	pushi 3 256
	op2 2
	callnr  toUInt16 1
	op2 11
	storeg e1Prev

	loadg e1Prev
	callnr  toInt32 1
	pushi 2 2
	callr  translateKeyCode 2
	store 2

	pushi 2 0
	storeg e1Code

	jmp _private_12
_private_11:
	loadg e1Code
	pushi 2 1
	op2 5
	jmp_if_not _private_13
	load 1
	callnr  toUInt16 1
	storeg e1Prev

	pushi 2 2
	storeg e1Code

	jmp _private_14
_private_13:
	load 1
	pushi 3 224
	op2 5
	jmp_if_not _private_15
	pushi 6 1
	storeg e0Code

	jmp _private_16
_private_15:
	load 1
	pushi 3 225
	op2 5
	jmp_if_not _private_17
	pushi 2 1
	storeg e1Code

	jmp _private_18
_private_17:
	load 1
	callnr  toInt32 1
	pushi 2 0
	callr  translateKeyCode 2
	store 2

_private_18:

_private_16:

_private_14:

_private_12:

_private_9:

	load 2
	pushi 2 0
	op2 6
	jmp_if_not _private_19
	load 3
	load 2
	call handleKeyPress 2

_private_19:

	ret
; end of handleKeyboardIRQ

; 1, irq
.export irq
irq:
	pushnil ; return value
	load -1
	pushi 2 33
	op2 5
	jmp_if_not _private_20
	call handleKeyboardIRQ 0

_private_20:

	load -2
	destruct

	ret
; end of irq