gpm.equ

AMI 主板的BIOS源码

;-----------------------------------------------;
;	    GREEN PC BIOS EQUATE FILE		;
;		     GPM.EQU			;
;-----------------------------------------------;
;*****************************************************************;
;*****************************************************************;
;**								**;
;**	(C)Copyright 1985-1996, American Megatrends Inc.	**;
;**								**;
;**			All Rights Reserved.			**;
;**								**;
;**		6145-F, Northbelt Parkway, Norcross,		**;
;**								**;
;**		Georgia - 30071, USA. Phone-(770)-246-8600.	**;
;**								**;
;*****************************************************************;
;*****************************************************************;
;*****************************************************************;
;-----------------------------------------------;
;		   ORGBASE EQUATE		;
;-----------------------------------------------;

orgbase			equ	8000h		;

;-----------------------------------------------;
;		   STACK  EQUATES		;
;    smi_seg:0fb00h thru 0fcfeh (01feh bytes)	;
;	    available for stack usage		;
;-----------------------------------------------;

pm_bios_global_stack_ptr	equ	0fcfeh	; 0fb00H THRU 0fcfeH (01FEH BYTES)

;-----------------------------------------------;
;*****************************************************************;
;*****************************************************************;
;**								**;
;**	(C)Copyright 1985-1996, American Megatrends Inc.	**;
;**								**;
;**			All Rights Reserved.			**;
;**								**;
;**		6145-F, Northbelt Parkway, Norcross,		**;
;**								**;
;**		Georgia - 30071, USA. Phone-(770)-246-8600.	**;
;**								**;
;*****************************************************************;
;*****************************************************************;
;-----------------------------------------------;
;	      MISCELLANEOUS EQUATES		;
;-----------------------------------------------;

int_vec_seg		equ	000h		;
bios_data_seg		equ	40h		;
upd_check_loop_time	equ	1000h		; CMOS update in progress check

no_of_ide_drv_supported		equ	04h	; number of IDE drive supported

int_13_ext_func_41		equ	41h	; extended function 41h...check extension present (MICROSOFT defined)
int_13_ext_func_48		equ	48h	; extended function 48h...get drive parameters (MICROSOFT defined...extended by WESTERN DIGITAL)

;-----------------------------------------------;
;*****************************************************************;
;*****************************************************************;
;**								**;
;**	(C)Copyright 1985-1996, American Megatrends Inc.	**;
;**								**;
;**			All Rights Reserved.			**;
;**								**;
;**		6145-F, Northbelt Parkway, Norcross,		**;
;**								**;
;**		Georgia - 30071, USA. Phone-(770)-246-8600.	**;
;**								**;
;*****************************************************************;
;*****************************************************************;
;-----------------------------------------------;
;	   CMOS PORT ADDRESS EQUATES		;
;-----------------------------------------------;

cmos_address_port		equ	70h	;
cmos_data_port			equ	71h	;

;-----------------------------------------------;
;	    CMOS INDEX PORT EQUATES		;
;-----------------------------------------------;

cmos_seconds		equ	00h		;
cmos_minutes		equ	02h		;
cmos_hours		equ	04h		;

cmos_century		equ	32h		;
cmos_year		equ	09h		;
cmos_month		equ	08h		;
cmos_date		equ	07h		;

cmos_alarm_second	equ	01h		;
cmos_alarm_minute	equ	03h		;
cmos_alarm_hour		equ	05h		;

cmos_stat_reg_a	equ	0ah			;
cmos_stat_reg_b	equ	0bh			;
cmos_stat_reg_c	equ	0ch			;
cmos_stat_reg_d	equ	0dh			;

;-----------------------------------------------;
;	CMOS STATUS REG 0AH BIT EQUATES		;
;-----------------------------------------------;

update_in_progress_bit	equ	10000000b	;
stage_divider_bit	equ	00100000b	; 32.768 KHz time base
rate_selection_bit	equ	00000110b	; 1.024 KHz square wave output frequency

;-----------------------------------------------;
;	CMOS STATUS REG 0BH BIT EQUATES		;
;-----------------------------------------------;

daylight_saving_bit	equ	00000001b	; daylight saving enabled
twentyfour_mode_bit	equ	00000010b	; 24 HOUR mode
square_wave_enable_bit	equ	00001000b	; square wave enabled
update_ended_intr_bit	equ	00010000b	; update ended interrupt bit
alarm_intr_bit		equ	00100000b	; alarm interrupt enable
periodic_intr_bit	equ	01000000b	; periodic interrupt enable
set_bit			equ	10000000b	;

;-----------------------------------------------;
;		RTC TIMEOUT EQUATES		;
;-----------------------------------------------;

upd_check_loop_time		equ	1000h	; update in progress check timeout counter

;-----------------------------------------------;
;*****************************************************************;
;*****************************************************************;
;**								**;
;**	(C)Copyright 1985-1996, American Megatrends Inc.	**;
;**								**;
;**			All Rights Reserved.			**;
;**								**;
;**		6145-F, Northbelt Parkway, Norcross,		**;
;**								**;
;**		Georgia - 30071, USA. Phone-(770)-246-8600.	**;
;**								**;
;*****************************************************************;
;*****************************************************************;
;-----------------------------------------------;
;	  GREEN PC IDE HANDLING EQUATES		;
;-----------------------------------------------;
;    IDE INTERFACE REGISTERS OFFSET EQUATES	;
;-----------------------------------------------;

data_reg_off		equ	00h		; data register
error_reg_off		equ	01h		; error register
write_precomp_reg_off	equ	01h		; write precompensation register
sector_count_reg_off	equ	02h		; sector count register
sector_no_reg_off	equ	03h		; sector number register
cylinder_low_reg_off	equ	04h		; cylinder number (LOW) register
cylinder_high_reg_off	equ	05h		; cylinder number (HIGH 2 bits) register
drive_head_reg_off	equ	06h		; drive/head number register
status_reg_off		equ	07h		; status register
command_reg_off		equ	07h		; command register

;-----------------------------------------------;
;      IDE CONTROLLER BASE ADDRESS EQUATES	;
;-----------------------------------------------;

primary_ide_cntlr	equ	1f0h		; base address for primary IDE controller
secondary_ide_cntlr	equ	170h		; base address for secondary IDE controller

;-----------------------------------------------;
;      IDE INT 13H INTERFACE ERROR EQUATES	;
;-----------------------------------------------;

no_error		equ	00h		; no error
bad_cmd			equ	01h		; bad/invalid command
data_corrected		equ	11h		; ECC data corrected error
write_fault		equ	0cch		; write fault error
not_ready		equ	0aah		; not ready error
bad_seek		equ	40h		; bad seek
bad_address_mark	equ	02h		; bad address mark
record_not_found	equ	04h		; record not found
bad_ecc			equ	10h		; ECC is bad
bad_sector_flag		equ	0ah		; bad sector flag detected
undefined_err		equ	0bbh		; undefined error
time_out_err		equ	80h		; time out error
dma_boundary_err	equ	09h		; DMA 64k boundary overflow
general_cntlr_failure	equ	20h		; general controller failure
drv_param_activity_failed equ	07h		; drive parameter activity failed
reset_fail_err		equ	05h		; reset failed

no_err_diagnostics_code	equ	01h		;

;-----------------------------------------------;
;	 IDE STATUS REGISTER BIT EQUATES	;
;-----------------------------------------------;

ide_cntlr_busy_bit	equ	10000000b	; busy bit
ide_drv_rdy_bit		equ	01000000b	; drive ready bit
ide_drv_wt_fault_bit	equ	00100000b	; drive write fault bit
ide_drv_seek_complete_bit equ	00010000b	; seek complete bit
ide_data_corrected_bit	equ	00000100b	; data corrected bit
ide_err_reg_bit		equ	00000001b	; error reg has additional error information

;-----------------------------------------------;
;	 IDE ERROR REGISTER BIT EQUATES		;
;-----------------------------------------------;

ide_aborted_cmd_bit	equ	00000100b	; aborted command

;-----------------------------------------------;
;	   IDE INT 13H TIMEOUT EQUATES		;
;-----------------------------------------------;

cbloop			equ	30h		; controller busy timeout (48 secs)
dnrloop			equ	0c00h		; drive ready timeout
drqloop			equ	0c8h		; wait for DRQ active for 3 milliseconds
wfiloop			equ	10h		; wait for interrupt timeout (16 secs)

;-----------------------------------------------;
;	 IDE CONTROLLER COMMAND EQUATES		;
;-----------------------------------------------;

idle_cmd		equ	11100011b	; idle command (E3h)
idle_immediate_cmd	equ	11100001b	; idle immediate command (E1h)
standby_cmd		equ	11100010b	; standby command (E2h)
standby_immediate_cmd	equ	11100000b	; standby immediate command (E0h)
sleep_cmd		equ	11100110b	; sleep command (E6h)
check_power_mode_cmd	equ	11100101b	; check power mode command (E5h)

idle_old_cmd		equ	10010111b	; idle command (97h)
idle_immediate_old_cmd	equ	10010101b	; idle immediate command (95h)
standby_old_cmd		equ	10010110b	; standby command (96h)
standby_immediate_old_cmd equ	10010100b	; standby immediate command (94h)
sleep_old_cmd		equ	10011001b	; sleep command (99h)
check_power_mode_old_cmd equ	10011000b	; check power mode command (98h)

;-----------------------------------------------;
;	HDD_MISC_CONTROL_INFO BIT EQUATES	;
;-----------------------------------------------;

hdd_irq_level_bit_index_equ	equ	0	; Bit 3-0 ... IRQ level 0 thru 15
hdd_present_bit_index_equ	equ	4	; Bit 4 = 1 this ide drive successfully
						;	    initialized during POST
						;	= 0 this ide drive was	not
						;	    initialized during POST
hdd_port_select_bit_index_equ	equ	6	; Bit 6	= 1 device connected to secondary
						;	    controller (170h base address)
						;	= 0 device connected to primary
						;	    controller (1F0h base address)
hdd_drive_select_bit_index_equ	equ	7	; Bit 7	= 0/1 drive 0/1 for primary/seconadry
						;	    controller

hdd_irq_level_bit_equ		equ	(0fh shl hdd_irq_level_bit_index_equ)
hdd_present_bit_equ		equ	(1 shl hdd_present_bit_index_equ)
hdd_port_select_bit_equ 	equ	(1 shl hdd_port_select_bit_index_equ)
hdd_drive_select_bit_equ	equ	(1 shl hdd_drive_select_bit_index_equ)

;-----------------------------------------------;
;	 WD_HDD_MISC_INFO_00 BIT EQUATES	;
;-----------------------------------------------;

wd_drive_0_1_bit	equ	00010000b	; drive 1 of the selected controller

;-----------------------------------------------;
;*****************************************************************;
;*****************************************************************;
;**								**;
;**	(C)Copyright 1985-1996, American Megatrends Inc.	**;
;**								**;
;**			All Rights Reserved.			**;
;**								**;
;**		6145-F, Northbelt Parkway, Norcross,		**;
;**								**;
;**		Georgia - 30071, USA. Phone-(770)-246-8600.	**;
;**								**;
;*****************************************************************;
;*****************************************************************;
;-----------------------------------------------;
;     GREEN PC VESA VBE/PM HANDLING EQUATES	;
;-----------------------------------------------;
;	      VBE/PM FUNCTION EQUATES		;
;-----------------------------------------------;

vesa_ext_func			equ	04fh	;
vesa_vbe_pm_services_func	equ	010h	;

report_vbe_pm_support_info	equ	000h	;
set_disp_power_state		equ	001h	;
get_disp_power_state		equ	002h	;

;-----------------------------------------------;
;      VESA_LOW_POWER_REQUEST ERROR EQUATES	;
;-----------------------------------------------;

vbe_pm_req_func_not_supported	equ	01h	; requested VESA VBE/PM function not supported
vbe_pm_req_state_not_supported	equ	02h	; requested display power state not supported

;-----------------------------------------------;
;  VESA VBE/PM POWER STATE REQUEST BIT EQUATES	;
;-----------------------------------------------;

vbe_pm_on_bit		equ	00000000b	; ON
vbe_pm_standby_bit	equ	00000001b	; STANDBY
vbe_pm_suspend_bit	equ	00000010b	; SUSPEND
vbe_pm_off_bit		equ	00000100b	; OFF