;
	; TinyBIOS, configured for National SC1100, PC Engines WRAP board
	;
	; (C)1998-2003 Pascal Dornier / PC Engines; All rights reserved.
	;
	; v1.11
	; pd 051108 extend PCI reset pulse width
	;
	; v1.10
	; pd 050625 add option for slower DRAM clock
	;
	; v1.09
	; pd 050521 allow USB also for WRAP.2C (will add on WRAP.2D)
	;           some customers use this for timing.
	;
	; v1.08
	; pd 050502 be less picky about IDE device IDs
	;           disable IR UART
	;
	; v1.07
	; pd 050417 add delay on warm start (protect CF integrity)
	;           add serial console disable option
	;
	; v1.06
	; pd 050227 fix serial port configuration; neutral message on
	;           WRAP setup; add PXE configuration option;
	;           Int 15 function E820 memory map.
	;           disable COM2 IR UART.
	;
	; v1.05
	; pd 041021 add platform ID at end of flash
	; pd 041011 fix PMR setting for GPIO14 (DOGFOOD pin)
	;
	; v1.04
	; pd 040817 add support for 39VF020/39VF040 flash
	;
	; v1.03
	; pd 040705 Configure latency + line size on ALL slots (incl. 68).
	;

; start offset
	
STARTOFS	equ	09000	;start offset, must be multiple of 256
CFG_OFS	equ	08000	;start of config block

	db	STARTOFS dup 0	;(start data cut out by BIOSSUM.EXE)

#if def	CFG_OFS
	include	wrap_cfg.8	;include config offsets
#endif

; platform specific options

;&&&PCI_WAIT:			;add PCI startup delay

WRAP2A:			;select new interrupt mapping

WRAP:			;select WRAP platform

ROM_BEG	equ	0c800	;start of option ROM scan
ROM_END	equ	0f000	;end of option ROM scan

PCI_NORST	equ	090	;don't reset 5530
PCI_NORST2 equ	098	;don't reset USB
PCI_NORST3 equ	000	;don't reset GX1

; PCI options

INTA	equ	9	;PCI interrupt assignment
INTB	equ	10	;also see PCI_TAB
INTC	equ	11
INTD	equ	12
INT0	equ	0ff	;no interrupt assigned

; general options

;BOOTBEEP:		;enables beep on bootup

;DEBUG:			;debug mode (Int 13 trace etc).

;QUICKMEM:		;no memory test (fill only)
MTEST_1PASS:		;quicker memory test (1 pass)

; hard disk, boot options

FORCE_LBA	equ	1024	;use LBA if more than x cylinders

;BOOT_AC:			;Boot A: first, then C:
			;comment out for C: then A:

;HD_WAIT	equ	20	;Hard disk wait, max. x seconds
;HD_ENA	equ	0	;don't check HDD status before x seconds

HD_INFO:			;display hard disk info

HDD_LOOSE:		;don't be picky about device ID

HDD_EDD:			;enable EDD support

HDD_LBA:			;enable LBA support

HDD_NOSLAVE:		;don't look (and wait) for slave device

;HD_TIME	equ	080	;commented out = HDD power down disabled
			;0 = code included, but no timeout
			;1..240 = timeout x * 5 s units
			;241..251 = timeout (x-240)*30 min

; keyboard options

NO_KBC:			;don't fail if KBC not present

INT15_24:			;option: A20 gate functions

;LED_UPDATE:		;Define to enable keyboard LED updates
			;(NumLock, CapsLock, ScrollLock).
			;Not recommended for real-time apps.
	
; serial port options

CONSOLE	equ	03F8	;serial port for console = COM1
CONRATE	equ	12	;default baudrate
			;3 = 38400, 12 = 9600 - override by
			;CFG_BAUD
CONINT	equ	4	;interrupt for console
COM_NO2400:		;prevent DOS 2400 baud setting...

	;
	; Signon prompt (must be at start of binary, 4KB step,
	; for patch utility to work)
	;
copysig:	db	"##"	;
copysum:	db	0	;checksum
copyrt:	db	"PC Engines WRAP.2B/2C v1.11",13,10,0
	db	copysig+256-$ dup (0)	;pad to 256 byte limit

	include	..\message.8
	;
	; Include files
	;	
	include	..\equ.8	;general equates
	include	gxm.8	;SC1200 chipset / system specific code
#if def	DRAMOPT
	include	sdramopt.8	;SC1200 SDRAM timing optimization
	include	i2c.8	;SC1200 I2C routines
#endif
	include	sio.8	;super I/O initialization
	include	post.8	;POST / local modifications
	include ..\post2.8	;POST routines
	include	..\debug.8	;Debug routines, comment out
	include ..\vid.8	;video BIOS
	include	..\int1x.8	;miscellaneous interrupts
	include ..\fdd.8	;floppy BIOS
	include	..\hdd.8	;hard disk BIOS
	include	..\com.8	;serial BIOS
	include ..\kbd.8	;keyboard BIOS
	include	..\kbtab.8	;keyboard table
	include ..\lpt.8	;printer BIOS
	include	..\rtc.8	;timer / RTC BIOS
	include ..\pci.8	;PCI BIOS
	include	..\pcipnp.8	;PCI plug & play
#if def	PS2MOUSE
	include	..\ps2mous.8	;PS/2 mouse BIOS
#endif
#if def	CFG_OFS
	include	wrap_set.8	;WRAP setup module
	include	wrap_xm.8	;WRAP xmodem module
#endif
	;
	; OEM decision: verify diagnostic flags to decide
	; whether to boot or display error messages
	;
decide:	mov	dx,GPIOBASE+0	;GPDO0 GPIO out 0 sc196
	in	eax,dx
	or	eax,040008	;turn off LED2/G3 and LED3/G18
	out	dx,eax
	
	mov	dx,LPCBASE+010	;LAD_EN LPC address enable sc204
	in	eax,dx
	and	eax,07FFF	;disable LPC flash
	out	dx,eax

	mov	ax,04008	;PCI latency, cache line size
	mov	ebx,08000680C	;set for miniPCI + LAN
decide2:	call	pci_setw	;pd 040705 fix
	inc	bh
	cmp	bh,090
	jb	decide2
	
#if def	wrap_set
	call	wrap_set
#endif
	ret
	;
	; BIOS writeable configuration data
	;
	include	..\data.8
	;
	; INT 1A legacy entry point
	;
	db	(0fe6e-$) dup 0ffh	;explicitly documented in the
	jmp	int1a	;PCI BIOS spec.
	;
	; PCI interrupt assignment table
	;
PCI_TAB:	db	INT0,INT0,INT0,INT0	;00 north bridge
	db	INT0,INT0,INT0,INT0	;08
	db	INT0,INT0,INT0,INT0	;10
	db	INT0,INT0,INT0,INT0	;18
	db	INT0,INT0,INT0,INT0	;20
	db	INT0,INT0,INT0,INT0	;28
	db	INT0,INT0,INT0,INT0	;30
	db	INT0,INT0,INT0,INT0	;38
	db	INT0,INT0,INT0,INT0	;40
	db	INT0,INT0,INT0,INT0	;48
	db	INT0,INT0,INT0,INT0	;50
	db	INT0,INT0,INT0,INT0	;58
	db	INT0,INT0,INT0,INT0	;60
#if def	WRAP2A
	db	INTD,INTA,INT0,INT0	;68 AD23 miniPCI J6
	db	INTB,INT0,INT0,INT0	;70 AD24 LAN U13
	db	INTA,INT0,INT0,INT0	;78 AD25 LAN U12
	db	INTC,INT0,INT0,INT0	;80 AD26 LAN U11
	db	INTA,INTD,INT0,INT0	;88 AD27 miniPCI J5
#else
	db	INT0,INT0,INT0,INT0	;68
	db	INTD,INTA,INT0,INT0	;70 AD24 miniPCI J6
	db	INTB,INT0,INT0,INT0	;78 AD25 LAN U12
	db	INTC,INT0,INT0,INT0	;80 AD26 LAN U11
	db	INTA,INTD,INT0,INT0	;88 AD27 miniPCI J5
#endif
	db	INTA,INTB,INTC,INTD	;90 AD28 south bridge
	db	INTA,INTB,INTC,INTD	;98 AD29 USB
	db	INT0,INT0,INT0,INT0	;remaining devices
pci_tab9:			;end of table
	include	..\tables.8	;ISA initialization tables

	safeorg	0ffd0
	db	"PC Engines WRAP.2",0
	
	include	..\reset.8	;reset vector