;
;  PSoCConfig.asm
;
;  Version 0.84
;  Data: 19 December, 2000
;  Copyright Cypress MicroSystems 2000
;
;  This file is generated by the Device Editor on Application Generation.
;  It contains code which loads the configuration data table generated in
;  the file PSoCConfigTBL.asm
;  
;  DO NOT EDIT THIS FILE MANUALLY, AS IT IS OVERWRITTEN!!!
;  Edits to this file will not be preserved.
;
include "m8c.inc"

export LoadConfigInit
export _LoadConfigInit
export LoadConfig_psoc_defrost
export _LoadConfig_psoc_defrost

export NO_SHADOW
export _NO_SHADOW

FLAG_CFG_MASK:		equ	10h			;M8C flag register REG address bit mask
END_CONFIG_TABLE:	equ	ffh			;end of config table indicator	

AREA psoc_config(rom, rel)

_LoadConfigInit:
 LoadConfigInit:
	
	lcall	LoadConfig_psoc_defrost

	ret

;
; Load Configuration psoc_defrost
;
_LoadConfig_psoc_defrost:
 LoadConfig_psoc_defrost:
    push    a
    push    x
	M8C_SetBank1									;set for bank 1
	mov		a, 1
	asr		a
	mov		A, >LoadConfigTBL_psoc_defrost_Bank1	;load bank 1 table
	mov		X, <LoadConfigTBL_psoc_defrost_Bank1
	lcall	LoadConfig								;load the bank 1 values
	M8C_SetBank0									;switch to bank 0
	mov		a, 0
	asr		a
	mov		A, >LoadConfigTBL_psoc_defrost_Bank0	;load bank 0 table
	mov		X, <LoadConfigTBL_psoc_defrost_Bank0
	lcall	LoadConfig								;load the bank 0 values
    pop     x
    pop     a
	ret


;
; LoadConfig
;
;  This function is not exported.  It assumes that the address of the table
;  to be loaded is contained in the X and A registers as if a romx instruction
;  is the next instruction to be executed, i.e. lower address in X and uppper
;  address in A.  There is no return value.
;
LoadConfig:
	add		SP, 2					;set up temp vars
	push	X
	push	A
	mov		X, SP
	mov		[X-4], 0
	jnc		LoadBank0Setup
	mov		[X-4], 1
LoadBank0Setup:
	pop		A
	pop		X
LoadConfigLp:
	push	X						;save config table address on stack
	push	A
	M8C_SetBank0					;switch to bank 0
	M8C_ClearWDT					;clear the watchdog for long inits
	mov		X, SP					;check for bank 1 load
	tst		[X-4], 1
	jz		LoadingBank0
	M8C_SetBank1
LoadingBank0:
	pop		A
	pop		X
	push	X
	push	A
	romx							;load config address
	cmp		A, END_CONFIG_TABLE		;check for end of table
	jz		EndLoadConfig			;if so, end of load
	mov		X, SP					;save the address away
	mov		[X-3], A
	pop		A						;retrieve the table address
	pop		X
	inc		X						;advance to the data byte
	jnc		NoOverFlow1				;check for overflow
	inc		A						;if so, increment MSB
NoOverFlow1:	
	push	X						;save the config table address again
	push	A
	romx							;load the config data
	mov		X, SP					;retrieve the config address
	mov		X, [X-3]
	mov		reg[X], A				;write the config data
	pop		A						;retrieve the table address
	pop		X
	inc		X						;advance to the next address
	jnc		NoOverFlow2				;check for overflow
	inc		A						;if so, increment MSB
NoOverFlow2:	
	jmp		LoadConfigLp			;loop back
EndLoadConfig:
	pop		A						;clean up the stack
	pop		X
	add		SP, -2
	ret

NO_SHADOW:
_NO_SHADOW: