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Apple IIgs firmware equates [message #10] Fri, 22 August 2014 15:49 Go to next message
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If one needs a reference table, there it is!
It describes all the softswitches and important memory locations of the Apple IIgs.

;	This EdAsm/Asm816 source code file was converted to AsmIIGS
;	by EdAsmCvtIIGS version 1.2d4 on 5/7/91 at 4:9:18 PM

		TITLE	'Bank $FF Variables'

******************************************************
*                                                    *
*                  Bank $FF Variables                *
*                                                    *
*                         by                         *
*                  Fern Bachman    1985-1987         *
*                  Joe Bo          1987-1989         *
*                                                    *
*      Copyright Apple Computer, Inc. 1985-1989      *
*                All Rights Reserved.                *
*                                                    *
******************************************************


F8VERSION		EQU	$06	;F8 ROM //e ID byte


*
* ZERO PAGE EQUATES
*
LOC0		EQU	$00	;vector for autostart from disk 
LOC1		EQU	$01
PRINTTMP		EQU	$06	;$06-$08 saved and restore by print rtne
WNDLFT		EQU	$20	;left edge of text window 
WNDWDTH		EQU	$21	;width of text window 
WNDTOP		EQU	$22	;top of text window 
WNDBTM		EQU	$23	;bottom+1 of text window 
CH		EQU	$24	;cursor horizontal position 
CV		EQU	$25	;cursor vertical position 
GBASL		EQU	$26	;lo-res graphics base addr. 
GBASH		EQU	$27
BASL		EQU	$28	;text base address 
BASH		EQU	$29
BAS2L		EQU	$2A	;temp base for scrolling 
BAS2H		EQU	$2B
H2		EQU	$2C	;temp for lo-res graphics 
LMNEM		EQU	$2C	;temp for mnemonic decoding 
V2		EQU	$2D	;temp for lo-res graphics 
RMNEM		EQU	$2D	;temp for mnemonic decoding 
MASK		EQU	$2E	;color mask for lo-res gr. 
FORMAT		EQU	$2E	;temp for opcode decode 
LENGTH		EQU	$2F	;temp for opcode decode 
COLOR		EQU	$30	;color for lo-res graphics 
MONMODE		EQU	$31	;Monitor mode
INVFLG		EQU	$32	;normal/inverse(/flash)  
PROMPT		EQU	$33	;prompt character 
YSAV		EQU	$34	;position in Monitor command 
YSAV1		EQU	$35	;temp for Y register 
CSWL		EQU	$36	;character output hook 
CSWH		EQU	$37
KSWL		EQU	$38	;character input hook 
KSWH		EQU	$39
PCL		EQU	$3A	;temp for program counter 
PCH		EQU	$3B
A1L		EQU	$3C	;Monitor temp 
A1H		EQU	$3D	;Monitor temp 
A2L		EQU	$3E	;Monitor temp 
A2H		EQU	$3F	;Monitor temp 
A3L		EQU	$40	;Monitor temp 
A3H		EQU	$41	;Monitor temp 
A4L		EQU	$42	;Monitor temp 
A4H		EQU	$43	;Monitor temp 
*A5L EQU $44 ;Monitor temp 
A5H		EQU	$45	;Monitor temp 
ACC		EQU	$45	;Acc after break (destroys A5H) 
XREG		EQU	$46	;X reg after break 
YREG		EQU	$47	;Y reg after break 
STATUS		EQU	$48	;P reg after break 
SPNT		EQU	$49	;SP after break 
RNDL		EQU	$4E	;random counter low 
RNDH		EQU	$4F	;random counter high 

*
* Value equates
*

GOODF8		EQU	$06	;//e ID byte
X8		EQU	$10	;Mask for interrupt code
M8		EQU	$20	;Mask for interrupt code
EXMEMCMD		EQU	$38	;Mask for extnd mem designator/sctr # cmd
CHKSMCNST		EQU	$AAAA	;BATTERYRAM checksum EOR constant

*
* Bank 1 / Page 1 permanent storage
*

MNEMSTKPTR	EQU	$010100	;Main stack pointer
ALEMSTKPTR	EQU	$010101	;Alternate stack pointer

*
* Characters read by GETLN are placed in
* IN, terminated by a carriage return.
*

IN		EQU	$0200	;input buffer for GETLN  

*
* Page 3 vectors
*

OSWMSTRT		EQU	$3D0	;QUITMON jumps here
BRKV		EQU	$03F0	;vectors here after break 
SOFTEV		EQU	$03F2	;vector for warm start
PWREDUP		EQU	$03F4	;THIS MUST = EOR #$A5 OF SOFTEV+1 
AMPERV		EQU	$03F5	;APPLESOFT & EXIT VECTOR
USRADR		EQU	$03F8	;APPLESOFT USR function vector 
NMI		EQU	$03FB	;NMI vector 
IRQLOC		EQU	$03FE	;Maskable interrupt vector 
LINE1		EQU	$0400	;first line of text screen 
PRO8MLI		EQU	$00BF00	;Address of PRODOS8 MLI entry point
		EJECT
* HARDWARE EQUATES

		EQUSECT	$C000
IOADR		EQUDS	*	;All I/O is at $Cxxx
KBD		EQUDS	*	;Bit 7=1 if keystroke 
CLR80COL		EQUDS.B	1	;disable 80 column store 
SET80COL		EQUDS.B	1	;enable 80 column store 
RDMAINRAM		EQUDS.B	1	;read from main 48K RAM 
RDCARDRAM		EQUDS.B	1	;read from alt. 48K RAM 
WRMAINRAM		EQUDS.B	1	;write to main 48K RAM 
WRCARDRAM		EQUDS.B	1	;write to alt. 48K RAM 
SETSLOTCXROM	EQUDS.B	1	;use ROMS on cards
SETINTCXROM	EQUDS.B	1	;use internal ROM
SETSTDZP		EQUDS.B	1	;use main zero page/stack 
SETALTZP		EQUDS.B	1	;use alt. zero page/stack 
SETINTC3ROM	EQUDS.B	1	;Enable internal slot 3 ROM
SETSLOTC3ROM	EQUDS.B	1	;Enable external slot 3 ROM
CLR80VID		EQUDS.B	1	;disable 80 column hardware 
SET80VID		EQUDS.B	1	;enable 80 column hardware 
CLRALTCHAR	EQUDS.B	1	;normal LC, flashing UC 
SETALTCHAR	EQUDS.B	1	;normal inverse, LC; no flash 
KBDSTRB		EQUDS.B	1	;turn off key pressed flag 
RDLCBNK2		EQUDS.B	1	;Bit 7=1 if LC bank 2 is in 
RDLCRAM		EQUDS.B	1	;Bit 7=1 if LC RAM read enabled 
RDRAMRD		EQUDS.B	1	;Bit 7=1 if reading alt 48K
RDRAMWRT		EQUDS.B	1	;Bit 7=1 if writing alt 48K 
RDCXROM		EQUDS.B	1	;Bit 7=1 if using int rom
RDALTZP		EQUDS.B	1	;Bit 7=1 if slot zp enabled
RDC3ROM		EQUDS.B	1	;Bit 7=1 if slot c3 space enabled
RD80COL		EQUDS.B	1	;Bit 7=1 if 80 column store   
RDVBLBAR		EQUDS.B	1	;Bit 7=1 if not VBL 
RDTEXT		EQUDS.B	1	;Bit 7=1 if text (not graphics) 
RDMIX		EQUDS.B	1	;Bit 7=1 if mixed mode on
RDPAGE2		EQUDS.B	1	;Bit 7=1 if TXTPAGE2 switched in 
RDHIRES		EQUDS.B	1	;Bit 7=1 if HIRES is on
ALTCHARSET	EQUDS.B	1	;Bit 7=1 if alternate char set in use
RD80VID		EQUDS.B	1	;Bit 7=1 if 80 column hardware in 
		EQUDS.B	1	;Reserved for future system expansion

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|Enable|      |      |      |      |      |      |      | 
*|color/|   0  |   0  |   0  |   0  |   0  |   0  |   0  |
*| mono |      |      |      |      |      |      |      |
*|______|______|______|______|______|______|______|______|
*           ^^^^^  MONOCOLOR Status Byte ^^^^^

* MONOCOLOR bits defined as follows
*    bit 7= 0 enables color -- 1 disables color
*    bit 6,5,4,3,2,1,0  Must be 0

MONOCOLOR		EQUDS.B	1	;Monochrome/color select register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|      |      |      |      |      |      |      |      | 
*|       Text Color Bits     |   Background Color Bits   |
*|      |      |      |      |      |      |      |      |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  TBCOLOR Byte ^^^^^

* TBCOLOR bits defined as follows
*    bit 7,6,5,4 = Text color bits
*    bits 3,2,1,0 = Background color bits
*
*   Color bits =
*                $0 = Black
*                $1 = Deep Red
*                $2 = Dark Blue
*                $3 = Purple
*                $4 = Dark green
*                $5 = Dark Gray
*                $6 = Medium Blue
*                $7 = Light Blue
*                $8 = Brown
*                $9 = Orange
*                $A = Light Gray
*                $B = Pink
*                $C = Green
*                $D = Yellow
*                $E = Aquamarine
*                $F = White

TBCOLOR		EQUDS.B	1	;Text/background color select register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| VGC  | 1sec | Scan | Ext  |      | 1sec | Scan | Ext  | 
*|  int |  int |  int | int  |Unused|  int |  int | int  |
*|active|active|active|active|      |enable|enable|enable|
*|______|______|______|______|______|______|______|______|
*           ^^^^^  VGCINT Status Byte ^^^^^

* VGCINT bits defined as follows
*    bit 7= 1 if interrupt generated by VGC
*    bit 6= 1 if 1 second timer interrupt
*    bit 5= 1 if scan line interrupt
*    bit 4= 1 if external interrupt
*    bit 3= unused
*    bit 2= 1 second timer interrupt enable
*    bit 1= scan line interrupt enable
*    bit 0= external interrupt enable

VGCINT		EQUDS.B	1	;VGC interrupt register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|Button|      |                                         | 
*|status|Delta |             Delta movement              |
*| now  | sign |                                         |
*|______|______|______|______|______|______|______|______|
*              ^^^^^  MOUSEDATA Byte ^^^^^

* MOUSEDATA bits defined as follows
*    bit 7= if reading X data = button 1 status
*           if reading Y data = button 0 status
*    bit 6= sign of delta 0='+' -- 1='-'
*    bit 5,4,3,2,1,0 = delta movement

MOUSEDATA		EQUDS.B	1	;X or Y mouse data register

* __7______6______5______4______3______2______1______0___
*|      |      |Update|      |      |      |      |      |
*| Open |Closed| mod  |Keypad|Repeat| Caps | Ctrl |Shift | 
*| Apple| Apple|no key|  key |active| lock |  key | key  |
*|  key |  key | press|active|      |active|active|active|
*|______|______|______|______|______|______|______|______|
*           ^^^^^  KEYMODREG Status Byte ^^^^^

* KEYMODREG bits defined as follows
*    bit 7= Open Apple key active
*    bit 6= Closed Apple key active
*    bit 5= Updated modifier latch without keypress
*    bit 4= Keypad key active
*    bit 3= Repeat active
*    bit 2= Caps lock active
*    bit 1= Control key active
*    bit 0= Shift key active

KEYMODREG		EQUDS.B	1	;Key modifier register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|                                                       | 
*|              Data to/from keyboard micro              |
*|                                                       | 
*|______|______|______|______|______|______|______|______|
*               ^^^^^  DATAREG Byte ^^^^^

* DATAREG bits defined as follows
*    bit 7,6,5,4,3,2,1,0 = data to/from keyboard micro
*
* Data at interrupt time in this register is defined as
*    bit 7= Response byte if set, otherwise status byte
*    bit 6= ABORT valid if set and all other bits reset
*    bit 5= Desktop manager key sequence pressed
*    bit 4= Flush buffer key sequence pressed
*    bit 3= SRQ valid if set
*    bit 2,1,0 If all bits clear then no FDB data valid,
*              else the bits indicate the number of valid
*              bytes received minus 1. (2-8 bytes total)

DATAREG		EQUDS.B	1	;Data register in KeyGlu chip

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| Mouse| Mouse| Data | Data | Key  | Key  | Mouse| Cmd  | 
*|  reg |  int |  reg |  int | data | int  |X/Yreg| reg  |
*| full |enable| full |enable| full |enable| data | full |
*|______|______|______|______|______|______|______|______|
*           ^^^^^  KMSTATUS Status Byte ^^^^^

* KMSTATUS bits defined as follows
*    bit 7= 1 if mouse register full
*    bit 6= mouse interrupt disable/enable
*    bit 5= 1 if data register full
*    bit 4= data interrupt enable
*    bit 3= 1 if key data full  <<<<<------NEVER USE, WON'T WORK
*    bit 2= key data interrupt enable  <<<<<------NEVER USE, WON'T WORK
*    bit 1= 0 = mouse 'X' register data available
*           1 = mouse 'Y' register data available
*    bit 0= Command register full

KMSTATUS		EQUDS.B	1	;Keyboard/mouse status register
ROMBANK		EQUDS.B	1	;ROM bank select toggle

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|Enable|Linear| B/W  |      |      |      |      |Enable| 
*| super| video|Color |  0   |  0   |  0   |  0   |bank 1|
*|hi-res|      |DHires|      |      |      |      |latch |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  NEWVIDEO Byte ^^^^^

* NEWVIDEO bits defined as follows
*    bit 7= 1 to disable Apple //e video (enables super hi-res)
*    bit 6= 1 to linearize for super hi-res
*    bit 5= 0 for color double hi-res -- 1 for B/W hi-res
*    bit 4,3,2,1= MUST be pregrammed as 0
*    bit 0= Enable bank 1 latch to allow long instructions
*           to access bank 1 directly.

NEWVIDEO		EQUDS.B	1	;Video/enable read alt mem with long instr
		EQUDS.B	1	;Reserved for future system expansion

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| Character Generator| NTSC/| Lang |      |      |      | 
*|   language select  |  PAL |select|   0  |   0  |   0  |
*|      |      |      |      |  bit |      |      |      |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  LANGSEL Byte ^^^^^

* LANGSEL bits defined as follows
*    bit 7,6,5= Character generator language select
*                   Primary language    Secondary language
*              $0 =       USA                 Dvorak 
*              $1 =       UK                   USA
*              $2 =     French                 USA
*              $3 =     Danish                 USA
*              $4 =     Spanish                USA
*              $5 =     Italian                USA
*              $6 =     German                 USA 
*              $7 =     Swedish                USA
*    bit 4= 0 if NTSC video mode -- 1 if PAL video mode
*    bit 3= LANGUAGE switch bit 0 if primary lang set selected
*    bit 2,1,0 ;MUST be programmed as 0's

LANGSEL		EQUDS.B	1	;Language/PAL/NTSC select register
CHARROM		EQUDS.B	1	;Addr for tst mode read of character ROM

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|Slot7 |Slot6 |Slot5 |Slot4 |      |Slot2 |Slot1 |      | 
*|intext|intext|intext|intext|   0  |intext|intext|   0  |
*|enable|enable|enable|enable|      |enable|enable|      |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  SLTROMSEL Byte ^^^^^

* SLTROMSEL bits defined as follows
*    bit 7= 0 enables internal slot 7 -- 1 enables slot ROM
*    bit 6= 0 enables internal slot 6 -- 1 enables slot ROM
*    bit 5= 0 enables internal slot 5 -- 1 enables slot ROM
*    bit 4= 0 enables internal slot 4 -- 1 enables slot ROM
*    bit 3= MUST be 0
*    bit 2= 0 enables internal slot 2 -- 1 enables slot ROM
*    bit 1= 0 enables internal slot 1 -- 1 enables slot ROM
*    bit 0= Must be 0

SLTROMSEL		EQUDS.B	1	;Slot ROM select
VERTCNT		EQUDS.B	1	;Addr for read of video cntr bits V5-VB
HORIZCNT		EQUDS.B	1	;Addr for read of video cntr bits VA-H0
SPKR		EQUDS.B	1	;clicks the speaker  

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| 3.5" | 3.5" |      |      |      |      |      |      | 
*| head | drive|  0   |  0   |  0   |  0   |  0   |  0   |
*|select|enable|      |      |      |      |      |      |
*|______|______|______|______|______|______|______|______|
*           ^^^^^  DISKREG Status Byte ^^^^^

* DISKREG bits defined as follows
*    bit 7= 1 to select head on 3.5" drive to use
*    bit 6= 1 to enable 3.5" drive
*    bit 5,4,3,2,1,0= unused

DISKREG		EQUDS.B	1	;Used for 3.5" disk drives

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|      |Clear |Clear |      |      |      |      |      | 
*|   0  |1 sec | scan |   0  |   0  |   0  |   0  |   0  |
*|      | int  |ln int|      |      |      |      |      |
*|______|______|______|______|______|______|______|______|
*                 ^^^^^  SCANINT Byte ^^^^^

* SCANINT bits defined as follows
*    bit 7= unused
*    bit 6= write a 0 here to reset 1 second interrupt
*    bit 5= write a 0 here to clear scan line interrupt
*    bit 4= unused
*    bit 3= unused
*    bit 2= unused
*    bit 1= unused
*    bit 0= unused

SCANINT		EQUDS.B	1	;Scan line interrupt register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|                                                       | 
*|                  Clock data register                  |
*|                                                       | 
*|______|______|______|______|______|______|______|______|
*               ^^^^^  CLOCKDATA Byte ^^^^^

* CLOCKDATA bits defined as follows
*    bit 7,6,5,4,3,2,1,0 -- Data passed to/from clock chip

CLOCKDATA		EQUDS.B	1	;Clock data register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| Clock| Read/|Chip  |      |                           | 
*| xfer |Write |enable|Unused|        Border Color       |
*|      | chip |assert|      |                           |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  CLOCKCTL Byte ^^^^^

* CLOCKCTL bits defined as follows
*    bit 7= Set =1 to start transfer to clock
*           Read =0 when transfer to clock is complete
*    bit 6= 0= write to clock chip -- 1= read from clock chip
*    bit 5= Clock chip enable asserted after transfer 0=no 1=yes
*    bit 4= unused
*    bit 3,2,1,0 = select border color (see TBCOLOR for values)

CLOCKCTL		EQUDS.B	1	;Clock control register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|      | Stop | Stop | Stop | Stop | Stop | Stop | Stop | 
*|   0  |I/O/LC|txtpg2|auxh-r|suprhr|hires2|hires1|txtpg1|
*|      |shadow|shadow|shadow|shadow|shadow|shadow|shadow|
*|______|______|______|______|______|______|______|______|
*               ^^^^^  SHADOW Byte ^^^^^

* SHADOW bits defined as follows
*    bit 7= Must write 0
*    bit 6= 1 to inhibit I/O and language card operation
*    bit 5= 1 to inhibit shadowing text page 2
*    bit 4= 1 to inhibit shadowing aux hi-res page
*    bit 3= 1 to inhibit shadowing 32k video buffer
*    bit 2= 1 to inhibit shadowing hires page 2
*    bit 1= 1 to inhibit shadowing hires page 1
*    bit 0= 1 to inhibit shadowing text page 1
*
* Note: bit 5 only implemented in new CYA chip, if using
*       FPI chip then must write 0.  

SHADOW		EQUDS.B	1	;Shadow register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| Slow/|Power |      |Shadow|Slot 7|Slot 6|Slot 5|Slot 4| 
*| fast | up   |   0  |in all|motor |motor | motor| motor|
*| speed|detect|      | RAM  |detect|detect|detect|detect|
*|______|______|______|______|______|______|______|______|
*               ^^^^^  CYAREG Byte ^^^^^

* CYAREG bits defined as follows
*    bit 7= 0=slow system speed -- 1=fast system speed
*    bit 6= 1=cold start -- 0=warm start
*    bit 5= Must write 0
*    bit 4= Shadow in all RAM banks
*    bit 3= Slot 7 disk motor on detect
*    bit 2= Slot 6 disk motor on detect
*    bit 1= Slot 5 disk motor on detect
*    bit 0= Slot 4 disk motor on detect
*
* Note: bit 6 only implemented in new CYA chip, if using
*       FPI chip then must always write 0.

CYAREG		EQUDS.B	1	;Speed and motor on detect
DMAREG		EQUDS.B	1	;Used during DMA as bank address
SCCBREG		EQUDS.B	1	;SCC channel B cmd register
SCCAREG		EQUDS.B	1	;SCC channel A cmd register
SCCBDATA		EQUDS.B	1	;SCC channel B data register
SCCADATA		EQUDS.B	1	;SCC channel A data register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| Busy |Access| Auto |      |                           | 
*| flag | doc/ | inc  |   0  |         Volume DAC        |
*|      | RAM  |adrptr|      |                           |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  SOUNDCTL Byte ^^^^^

* SOUNDCTL bits defined as follows
*    bit 7= 0 if not busy -- 1 if busy
*    bit 6= 0=access doc -- 1=access RAM
*    bit 5= 0=disable auto incrementing of address pointer
*           1=enable auto incrementing of address pointer
*    bit 4= Must be 0
*    bit 3,2,1,0= volume DAC $0=off $F=full volume

SOUNDCTL		EQUDS.B	1	;Sound control register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|                                                       | 
*|               Sound data read/written                 |
*|                                                       |
*|______|______|______|______|______|______|______|______|
*           ^^^^^  SOUNDDATA Byte ^^^^^

* SOUNDDATA bits defined as follows
*    bit 7,6,5,4,3,2,1,0 = Data read from/written to sound RAM

SOUNDDATA		EQUDS.B	1	;Sound data register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|                                                       | 
*|            Low byte of sound address pointer          |
*|                                                       |
*|______|______|______|______|______|______|______|______|
*           ^^^^^  SOUNDADRL Byte ^^^^^

* SOUNDADRL bits defined as follows
*    bit 7,6,5,4,3,2,1,0 = Address into sound RAM low byte

SOUNDADRL		EQUDS.B	1	;Sound address pointer, low byte

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|                                                       | 
*|           High byte of sound address pointer          |
*|                                                       |
*|______|______|______|______|______|______|______|______|
*           ^^^^^  SOUNDADRH Byte ^^^^^

* SOUNDADRH bits defined as follows
*    bit 7,6,5,4,3,2,1,0 = Address into sound RAM high byte

SOUNDADRH		EQUDS.B	1	;Sound address pointer, high byte
		EQUDS.B	1	;Reserved for future system expansion

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|      |      |      |Enable|Enable|Enable|Enable|Enable| 
*|   0  |   0  |   0  |1/4sec| VBL  |switch| move | mouse|
*|      |      |      | ints | ints | ints | ints |      |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  INTEN Byte ^^^^^

* INTEN bits defined as follows
*    bit 7= Must be 0
*    bit 6= Must be 0
*    bit 5= Must be 0
*    bit 4= 1 to enable 1/4 second interrupts
*    bit 3= 1 to enable VBL interrupts
*    bit 2= 1 to enable Mega // mouse switch interrupts
*    bit 1= 1 to enable Mega // mouse movement interrupts
*    bit 0= 1 to enable Mega // mouse operation

INTEN		EQUDS.B	1	;Interrupt enable register
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|                                                       | 
*|           Mega // mouse delta movement byte           |
*|                                                       |
*|______|______|______|______|______|______|______|______|
*              ^^^^^  MMDELTAX Byte ^^^^^

* MMDELTAX bits defined as follows
*    bit 7,6,5,4,3,2,1,0 = delta movement in 2's complement notation

MMDELTAX		EQUDS.B	1	;Mega // mouse delta X register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|                                                       | 
*|           Mega // mouse delta movement byte           |
*|                                                       |
*|______|______|______|______|______|______|______|______|
*             ^^^^^  MMDELTAY Byte ^^^^^

* MMDELTAY bits defined as follows
*    bit 7,6,5,4,3,2,1,0 = delta movement in 2's complement notation

MMDELTAY		EQUDS.B	1	;Mega // mouse delta Y register

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|Self/ |MMouse|Status|Status|Status|Status|Status|Status| 
*|burnin| last |  AN3 |1/4sec| VBL  |switch| move |system|
*| diags|button|      | int  | int  | int  | int  | IRQ  |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  DIAGTYPE Byte ^^^^^

* DIAGTYPE bits defined as follows
*    bit 7= 0 if self diagnostics get used if BUTN0=1 and BUTN1=1
*    bit 7= 1 if burn-in diagnostics get used if BUTN0=1 and BUTN1=1
*    bits 6-0 = same as INTFLAG

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*|MMouse|MMouse|Status|Status|Status|Status|Status|Status| 
*|  now | last |  AN3 |1/4sec| VBL  |switch| move |system|
*|button|button|      | int  | int  | int  | int  | IRQ  |
*|______|______|______|______|______|______|______|______|
*               ^^^^^  INTFLAG Byte ^^^^^

* INTFLAG bits defined as follows
*    bit 7= 1 if mouse button currently down
*    bit 6= 1 if mouse button was down on last read
*    bit 5= status of AN3
*    bit 4= 1 if 1/4 second interrupted
*    bit 3= 1 if VBL interrupted
*    bit 2= 1 if Mega // mouse switch interrupted
*    bit 1= 1 if Mega // mouse movement interrupted
*    bit 0= 1 if system IRQ line is asserted

DIAGTYPE		EQUDS	*	;0/1 Self/burn-in diagnostics
INTFLAG		EQUDS.B	1	;Interrupt flag register
CLRVBLINT		EQUDS.B	1	;Clear the VBL and 3.75Hz interrupt flags
CLRXYINT		EQUDS.B	1	;Clear Mega // mouse interrupt flags
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
TXTCLR		EQUDS.B	1	;switch in graphics (not text) 
TXTSET		EQUDS.B	1	;switch in text (not graphics) 
MIXCLR		EQUDS.B	1	;clear mixed-mode 
MIXSET		EQUDS.B	1	;set mixed-mode (4 lines text) 
TXTPAGE1		EQUDS.B	1	;switch in text page 1 
TXTPAGE2		EQUDS.B	1	;switch in text page 2 
LORES		EQUDS.B	1	;low-resolution graphics 
HIRES		EQUDS.B	1	;high-resolution graphics 
SETAN0		EQUDS.B	1	;Clear annunciator 0
CLRAN0		EQUDS.B	1	;Set annunciator 0
SETAN1		EQUDS.B	1	;Clear annunciator1
CLRAN1		EQUDS.B	1	;Set annunciator 1
SETAN2		EQUDS.B	1	;Clear annunciator 2
CLRAN2		EQUDS.B	1	;Set annunciator 2
SETAN3		EQUDS.B	1	;Clear annunciator 3
CLRAN3		EQUDS.B	1	;Set annunciator 3
BUTN3		EQUDS.B	1	;Read switch 3
BUTN0		EQUDS.B	1	;open apple key
BUTN1		EQUDS.B	1	;closed apple key
BUTN2		EQUDS.B	1	;Read switch 2
PADDL0		EQUDS.B	1	;Read paddle 0 
		EQUDS.B	1	;Read paddle 1
		EQUDS.B	1	;Read paddle 2
		EQUDS.B	1	;Read paddle 3

* __7______6______5______4______3______2______1______0___
*|      |      |      |      |      |      |      |      |
*| ALZP | PAGE2| RAMRD|RAMWRT| RDROM|LCBNK2|ROMBNK| INTCX| 
*|status|status|status|status|status|status|status|status|
*|      |      |      |      |      |      |      |      |
*|______|______|______|______|______|______|______|______|
*           ^^^^^  STATEREG Status Byte ^^^^^

* STATEREG bits defined as follows
*    bit 7= ALZP status
*    bit 6= PAGE2 status
*    bit 5= RAMRD status
*    bit 4= RAMWRT status
*    bit 3= RDROM status (Read only RAM/ROM (0/1))

* IMPORTANT NOTE:
*           Do two reads to $C083 then change STATEREG
*           to change LCRAM/ROM banks (0/1) and still
*           have the language card write enabled.

*    bit 2= LCBNK2 status 0=LC bank 0 - 1=LC bank 1
*    bit 1= ROMBANK status
*    bit 0= INTCXROM status

STATEREG		EQUDS.B	1	;State register
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
		EQUDS.B	1	;Reserved for future system expansion
TESTREG		EQUDS.B	1	;Test mode bit register
CLRTM		EQUDS.B	1	;Clear test mode
ENTM		EQUDS.B	1	;Enable test mode
PTRIG		EQUDS.B	1	;trigger the paddles 
		EQUDS.B	15	;ROM interrupt code jump table

		EQUDS.B	1	;Sel LC RAM bank2 rd, wrt protect LC RAM
ROMIN		EQUDS.B	1	;Enable ROM read, 2 reads write enb LC RAM
		EQUDS.B	1	;Enable ROM read, wrt protect LC RAM
LCBANK2		EQUDS.B	1	;Sel LC RAM bank2, 2 rds wrt enb LC RAM

		EQUDS.B	1	;Sel LC RAM bank2 rd, wrt protect LC RAM
		EQUDS.B	1	;Enable ROM read, 2 reads wrt enb LC RAM
		EQUDS.B	1	;Enable ROM read, wrt protect LC RAM
		EQUDS.B	1	;Sel LC RAM bank2, 2 rds wrt enb LC RAM

		EQUDS.B	1	;Sel LC RAM bank1 rd, wrt protect LC RAM
		EQUDS.B	1	;Enable ROM read, 2 reads wrt enb LC RAM
		EQUDS.B	1	;Enable ROM read, wrt protect LC RAM
LCBANK1		EQUDS.B	1	;Sel LC RAM bank1, 2 rds wrt enb LC RAM

		EQUDS.B	1	;Sel LC RAM bank1 rd, wrt protect LC RAM
		EQUDS.B	1	;Enable ROM read, 2 reads wrt enb LC RAM
		EQUDS.B	1	;Enable ROM read, wrt protect LC RAM
		EQUDS.B	1	;Sel LC RAM bank1, 2 rds wrt enb LC RAM

		ENDSECT

CLRROM		EQU	$CFFF	;switch out $C8 ROMs 


* Applesoft equates

FIRST		EQU	$F0	;Used by Applesoft plotting routines
CHKCOM		EQU	$DEBE	;Parse for comma to continue
TOOBIG		EQU	$F206	;If argument is too big jump here
ATFNS2		EQU	$F20C	;Return point for HLIN fix
BASIC		EQU	$E000	;BASIC entry point 
BASIC2		EQU	$E003	;BASIC warm entry point 
GETBYT		EQU	$E6F8	;Get next user entered byte


* Permanent data in screenholes 
*
* Note: these screenholes are only used by 
* the 80 column firmware if an 80 column card 
* is detected or if the user explicitly activates 
* the firmware.  If the 80 column card is not
* present, only MODE is trashed on RESET.  
*
* The success of these routines rely on the
* fact that if 80 column store is on (as it
* normally is during 80 column operation), that
* text page 1 is switched in.  Do not call the
* video firmware if video page 2 is switched in!!

MSLOT		EQU	$7F8	;=$Cn ;n=slot using $C800

OLDCH		EQU	$478+3	;LAST CH used by video firmware 
MODE		EQU	$4F8+3	;video firmware operating mode 
OURCH		EQU	$578+3	;80 column CH 
OURCV		EQU	$5F8+3	;80 column CV
CHAR		EQU	$678+3	;character to be printed/read 
XCOORD		EQU	$6F8+3	;GOTOXY X-coord (pascal only) 
TEMP1		EQU	$778+3	;temp
OLDBASL		EQU	$778+3	;last BASL (pascal only) 
OLDBASH		EQU	$7F8+3	;last BASH (pascal only) 

*
*
* BASIC VMODE BITS
*
* 0....... - BASIC active
* 1....... - Pascal active 
* .0...... - Print mouse chars 
* .1...... - Don't print mouse characters 
* ..0..... - Print control characters  
* ..1..... - Don't print ctrl chars 
* ...0.... - 
* ...1.... -
* ....0... - Print control characters 
* ....1... - Don't print ctrl chars. 
* .....0.. -
* .....1.. - 
* ......0. - Scroll normally 
* ......1. - 1200 baud: home instead of scroll 
* .......0 - Mouse text inactive
* .......1 - Mouse text active
*
M_6		EQU	$40	;
M_CTL2		EQU	$20	;Don't print controls
M_4		EQU	$10	;
M_CTL		EQU	$08	;Don't print controls 
M_2		EQU	$04	;
M_1		EQU	$02	;
M_MOUSE		EQU	$01	;Don't print mouse chars
*
* Pascal Mode Bits 
*
* 0....... - BASIC active
* 1....... - Pascal active 
* .0...... - Print mouse chars 
* .1...... - Don't print mouse characters 
* ..0..... -
* ..1..... -
* ...0.... - Cursor always on 
* ...1.... - Cursor always off 
* ....0... - GOTOXY n/a 
* ....1... - GOTOXY in progress 
* .....0.. - Normal Video
* .....1.. - Inverse Video
* ......0. - Scroll normally  
* ......1. - 1200 baud: home instead of scroll  
* .......0 -
* .......1 -
*
M_PASCAL		EQU	$80	;Pascal active 
M_CURSOR		EQU	$10	;Don't print cursor
M_GOXY		EQU	$08	;GOTOXY IN PROGRESS
M_VMODE		EQU	$04
M_PAS1_0		EQU	$02	;Pascal 1.0 mode



		EJECT
		TITLE	'Bank $FF Variables2'

******************************************************
*                                                    *
*                  Bank $FF Variables2               *
*                                                    *
*                         by                         *
*                  Fern Bachman    1985-1987         *
*                  Joe Bo          1987-1989         *
*                                                    *
*      Copyright Apple Computer, Inc. 1985-1989      *
*                All Rights Reserved.                *
*                                                    *
******************************************************


* Tool set numbers and call numbers used
* either in the Control Panel or monitor
* subroutines.

MTN		EQU	$03	;Miscellaneous Tool Number
RTHFN		EQU	$0D	;Read Time Hex Function Number
WTHFN		EQU	$0E	;Write Time Hex Function Number
RATFN		EQU	$0F	;Read Ascii Time Function Number

RDN		EQU	$0D	;RAM Disk tool number
DPCN		EQU	$0A	;Do Protocol Converter call number
SRDSZN		EQU	$0B	;Set RAM Disk size function number
GRDSZN		EQU	$0C	;Get RAM Disk size function number

MMN		EQU	$02	;Memory manager tool number
FMEMN		EQU	$1B	;Free memory in system function number
TMEMN		EQU	$1D	;Total memory in system function number

EMTN		EQU	$06	;Event manager tool number
ACTFN		EQU	$06	;Active function number
GNEFN		EQU	$0A	;Get next event function number
EAFN		EQU	$0B	;Event available function number


IMTN		EQU	$0B	;Integer math routines tool number
LONGMUL		EQU	$0C	;32 bit multiply function number
LONGDIV		EQU	$0D	;32 bit divide function number
LONG2DEC		EQU	$27	;Convert hex to decimal ASCII string
DEC2LONG		EQU	$29	;Convert decimal ASCII string to hex


DSKTN		EQU	$05	;Desk accessory manager tool number
SVESCRNFN		EQU	$09	;Save 80 column screen function number
RSTSCRNFN		EQU	$0A	;Restore 80 column screen function number


SETHEART		EQU	$1203	;Put task in heartbeat queue
DELHEART		EQU	$1303	;Remove task from heartbeat queue


INSTALLCDA	EQU	$0F05	;Tool # + Function # * 256 

GOTOMON		EQU	$F7	;Defined below
RETURNFROM	EQU	GOTOMON+4	;Return from monitor code
RETURNBANK	EQU	GOTOMON+8	;Modify instruction

* GOTOMON contains the following code
*        CLI              ;Reenable interrupts
*        JMP MONZ         ;Enter the monitor
*        SEI              ;Disable interrupts to return to calling bank
*        JMP =RETURNPOINT ;Return to calling bank

MICROPOWER	EQU	$A5	;Power up byte for keyboard micro
DECAY		EQU	$0250	;Decay rate for NEWBELL1 sounds
MICRORAMPWR	EQU	$51	;Keyboard micro power up byte location
DURBELL		EQU	$2000	;Duration of bell sound
TOGPATTERN	EQU	$8888	;Speaker toggle pattern
INITDISMGR	EQU	$FE0000	;Initialize DISPATCH handler
MEMORYPEEKER	EQU	$FE0004	;Install memory peeker desk acc
TODESKMGR		EQU	$FE0008	;Private CDA entry point
APTALKINIT	EQU	$FE000C	;Coldstart vector for AppleTalk
APTALKRESET	EQU	$FE0010	;Warmstart vector for AppleTalk
ADBSENDTL		EQU	$FE0014	;Vctr to send COMMAND to Keyuc
BOOTAPTALK1	EQU	$C1E0	;Boot AppleTalk from slot1
BOOTAPTALK2	EQU	$C2E0	;Boot AppleTalk from slot2
DIAGS		EQU	$FF6400	;Diagnostics start here
PROCONINIT	EQU	$FF5600	;Initialize protocol converter
SERBASPATCH	EQU	$FF0000	;Serial code BASIC patch
SERPASPATCH	EQU	$FF0003	;Serial code PASCAL patch
SEREXTPATCH	EQU	$FF0006	;Serial code EXTERNAL patch


* The bank $F8 expansion rom must have the following
* information located at the base of the rom.
*
* $F80000-F80007 ... An ASCII string 'ROMTOOLS'
* $F80008-F80009 ... Version Number
* $F8000A-F8001F ... Pad Area
* $F80020 .......... Entry Point
*
* The entry point is called in 16 bit native mode.
* (e=0, m=0, x=0) The entry point will execute
* code to install any rom based extensions to the
* tool set and return with an 'RTL' instruction
* with the carry flag cleared.  If the rom is found,
* the version number will be returned in the 16 bit
* C register after the 'RTL' is executed.
*
* Note that the string at $F80000 must have the
* msb set to a '1'.
*


EXROMSTR		EQU	$F80000	; Expansion rom string 'ROMTOOLS'
EXROMVER		EQU	$F80008	; Expansion rom version
EXROMPAD		EQU	$F8000A	; Pad to $F8001F
EXROMENTRY	EQU	$F80020	; Expansion rom entry point


* Bank $E1 equates

E1_VARS		EQUSECT	$E102C0
BRAMBUFFER	EQUDS	*	;1 page image of BATTERYRAM

* Port 1 selections

USERPORT1		EQUDS.B	1	;Device Connected: Printer
		EQUDS.B	1	;Line Length: Unlimited
		EQUDS.B	1	;Delete First LF after CR: No
		EQUDS.B	1	;Add LF after CR: Yes
		EQUDS.B	1	;Echo: No
		EQUDS.B	1	;Buffering: No
		EQUDS.B	1	;Baud: 9600
		EQUDS.B	1	;Data/Stop Bits: 8/1
		EQUDS.B	1	;Parity: None
		EQUDS.B	1	;DCD Handshake: Yes
		EQUDS.B	1	;DSR Handshake: Yes
		EQUDS.B	1	;XON/XOFF Handshake: No

* Port 2 selections

USERPORT2		EQUDS.B	1	;Device Connected: Modem
		EQUDS.B	1	;Line Length: Unlimited
		EQUDS.B	1	;Delete First LF after CR: No
		EQUDS.B	1	;Add LF after CR: No
		EQUDS.B	1	;Echo: No
		EQUDS.B	1	;Buffering: No
		EQUDS.B	1	;Baud: 1200
		EQUDS.B	1	;Data/Stop Bits: 8/1
		EQUDS.B	1	;Parity: None
		EQUDS.B	1	;DCD Handshake: Yes
		EQUDS.B	1	;DSR Handshake: Yes
		EQUDS.B	1	;XON/XOFF Handshake: No

* Display selections

USERCOLOR		EQUDS.B	1	;Type: Color
USERCOL		EQUDS.B	1	;Columns: 40
USERTEXT		EQUDS.B	1	;Text: (white)
USERBACK		EQUDS.B	1	;Background: (medium blue)
USERBORDER	EQUDS.B	1	;Border: (medium blue)
USERHERTZ		EQUDS.B	1	;Hertz: 60

* Sound selections

USERVOL		EQUDS.B	1	;Volume: |-----*---------|
USERBELL		EQUDS.B	1	; Pitch: |------*--------|

* Speed selections

USERSPEED		EQUDS.B	1	;Speed: Fast

* Slots' selections

USERSLT1		EQUDS.B	1	;Slot 1: Port 1
USERSLT2		EQUDS.B	1	;Slot 2: Port 2
USERSLT3		EQUDS.B	1	;Slot 3: Text Display
USERSLT4		EQUDS.B	1	;Slot 4: Mouse     
USERSLT5		EQUDS.B	1	;Slot 5: Smart Port
USERSLT6		EQUDS.B	1	;Slot 6: Disk Port
USERSLT7		EQUDS.B	1	;Slot 7: Your Card
USERSLTST		EQUDS.B	1	;Startup Slot: Scan

* Language selections

USERDISP		EQUDS.B	1	;Text Display: English (U.S.)
USERLANG		EQUDS.B	1	;Keyboard: English (U.S.)
USERKBUFF		EQUDS.B	1	;Keyboard Buffering: No
USERRSPD		EQUDS.B	1	;Repeat Speed: |-------*-------|
USERRDLY		EQUDS.B	1	;Repeat Delay: |-----*---------|
;DFB $02 ;Double Click: |-----*---------|
USERFLASH		EQUDS.B	1	;Cursor Flash: |-----*---------|
USERCAPS		EQUDS.B	1	;Shift Caps/Lower Case: No
USERFSPDE		EQUDS.B	1	;Fast Space/Delete Keys: No
USERDUAL		EQUDS.B	1	;Dual Speed Keys: Normal
USERD1EJ		EQUDS.B	1	;Disk1 ejection option, 0->1, 1->2, ....
USERD2EJ		EQUDS.B	1	;Disk2 ejection option, 0->1, 1->2, ....

* Clock selections

USERDATE		EQUDS.B	1	;Format: MM/DD/YY
USERAMPM		EQUDS.B	1	;Format: AM-PM

* Ramdisk selections

USERMRAM		EQUDS.B	1	;Minimum RAM for Ramdisk option number
USERXRAM		EQUDS.B	1	;Maximum RAM for Ramdisk option number
USERRSTRAM	EQUDS.B	1	;Reset Ram Disk size during next reset
;USERXRAM DFB $00

* Mouse Selections

USERHMR		EQUDS.B	1	;Mouse Tracking: |*-------------|
USERDBCK		EQUDS.B	1	;Double Click:   |-----*--------|
USERMDLY		EQUDS.B	1	;Start Delay:    |-----*--------|
USERSPRT		EQUDS.B	1	;Acceleration:   |-----*--------|
USERMAXSP		EQUDS.B	1	;Maximum Speed:  |-----*--------|

LANGS		EQUDS.B	9	;Count/Number of languages

LAYOUTS		EQUDS.B	17	;Count/Numbers of layouts

SPCLSLT1		EQUDS.B	1	;Keep track of real slt1 setup
BRAMDAACT		EQUDS.B	1	;$00/<>0 = NOT install/install monitor/memory peeker

		EQUORG	E1_VARS+$78	;Pad to Cntl Panel password

PASSWDBUFF	EQUDS	*
USRPASSWD0	EQUDS.B	1	;
		EQUDS.B	1
		EQUDS.B	1
		EQUDS.B	1
		EQUDS.B	1
		EQUDS.B	1
		EQUDS.B	1
USRPASSWD7	EQUDS.B	1	;=0 then default password

		EQUORG	E1_VARS+$80	;Pad to AppleTalk node number

APTALKNODE	EQUDS.B	1	;AppleTalk node number

OSVARIABLES	EQUDS.B	32	;Operating system variables

		EQUORG	E1_VARS+$FC	;Pad to check sums

BRAMCHKSUM1	EQUDS.W	1	;Main BATTERYRAM checksum
BRAMCHKSUM2	EQUDS.W	1	;= BRAMCHKSUM1 EOR BRAMCNST

		ENDSECT
		EJECT
		EQUSECT	$E10000	;Monitor $E1 permanent storage area
E1_VECTORS	EQUDS	*
* Important vectors the user may change
* RAM space from locations $0000->$02B7 are allocated for
* monitor and RAM vectors use.

DISPATCH1		EQUDS.L	1	;Jmp vector to Tool Locator1
DISPATCH2		EQUDS.L	1	;Jmp vector to Tool Locator2
UDISPATCH1	EQUDS.L	1	;Jmp vector to User's tool locator1
UDISPATCH2	EQUDS.L	1	;Jmp vector to User's tool locator2
INTMGRV		EQUDS.L	1	;Jmp vector to Interrupt manager
COPMGRV		EQUDS.L	1	;Jmp vector to COP manager
ABORTMGRV		EQUDS.L	1	;Jmp vector to ABORT manager
SYSDMGRV		EQUDS.L	1	;Jmp vector to system death manager

* Tool/internal interrupt vectors

IRQ_APTLK		EQUDS.L	1	;Jmp vector to APTLK interrupt handler
IRQ_SERIAL	EQUDS.L	1	;Jmp vector to serial port int handler
IRQ_SCAN		EQUDS.L	1	;Jmp vector to scan line interrupt handler
IRQ_SOUND		EQUDS.L	1	;Jmp vector to sound interrupt handler
IRQ_VBL		EQUDS.L	1	;Jmp vector to VBL interrupt handler
IRQ_MOUSE		EQUDS.L	1	;Jmp vector to mouse interrupt handler
IRQ_QTR		EQUDS.L	1	;Jmp vector to 1/4 sec interrupt handler
IRQ_KBD		EQUDS.L	1	;Jmp vector to keyboard interrupt handler
IRQ_RESPONSE	EQUDS.L	1	;Jmp vctr to FDB response byte int hndlr
IRQ_SRQ		EQUDS.L	1	;Jmp vector to SRQ int handler
IRQ_DSKACC	EQUDS.L	1	;Jmp vector to desk accessory int handler
IRQ_FLUSH		EQUDS.L	1	;Jmp vector to flush buffer int handler
IRQ_MICRO		EQUDS.L	1	;Jmp vector to key micro int handler
IRQ_1SEC		EQUDS.L	1	;Jmp vector to 1 second interrupt handler
IRQ_EXT		EQUDS.L	1	;Jmp vector to EXT VGC interrupt handler
IRQ_OTHER		EQUDS.L	1	;Jmp vector to other interrupt handler

CUPDATE		EQUDS.L	1	;Jmp vector to cursor update handler

INCBUSYFLG	EQUDS.L	1	;Jmp vector to increment BUSYFLAG routine
DECBUSYFLG	EQUDS.L	1	;Jmp vector to decrement BUSYFLAG routine

BELLVECTOR	EQUDS.L	1	;Jmp vector to BELL routine in use

BREAKVECTOR	EQUDS.L	1	;Breaks go through here for debuggers

TRACEVECTOR	EQUDS.L	1	;Jmp vector to trace code
STEPVECTOR	EQUDS.L	1	;Jmp vector to step code

ROMTOOLHOOK	EQUDS.L	1	;Jmp vector to ROM expansion tools

		EQUORG	E1_VECTORS+$80	;Pad for more vectors
IRQ_HERE01	EQUDS	*

IRQ_LEN		EQU	IRQ_HERE01-IRQ_APTLK


* End of user changable interrupt vectors.


TOWRITEBR		EQUDS.L	1	;Jmp vector to write BATTERYRAM routine
TOREADBR		EQUDS.L	1	;Jmp vector to read BATTERYRAM routine
TOWRITETIME	EQUDS.L	1	;Jmp vector to write time routine
TOREADTIME	EQUDS.L	1	;Jmp vector to read time routine
TOCTRL_PANEL	EQUDS.L	1	;Jmp vctr to Control Panel desk accessory
TOBRAMSETUP	EQUDS.L	1	;Jmp vector for ext Menu to setup stuff
TOPRINTMSG8	EQUDS.L	1	;Jmp vector to print a msg- 8 bit entry
TOPRINTMSG16	EQUDS.L	1	;Jmp vector to print a msg- 16 bit entry


CTRLYVECTOR	EQUDS.L	1	;Jmp vector for CTRL-Y (native mode)
TOTEXTPG2DA	EQUDS.L	1	;Text page 2 desk acc routine


		EQUORG	E1_VECTORS+$A8	;Pad for more vectors


OSVECTORS		EQUDS	*	;Operating system 4 byte jump vectors
PRO16MLI		EQUDS.L	1	;1st OS vector is PRODOS16 MLI entry point
CHAINVECTOR	EQUDS.L	1	;Called before application launch
		EQUDS.B	10	;10 reserved bytes
		EQUDS.W	1	;Guaranteed 2 zeros
OS_KIND		EQUDS.B	1	;0/1-P8/P16 current OS running
OS_BOOT		EQUDS.B	1	;0/1-P8/P16 booted OS
OS_FLAGS		EQUDS.W	1	;Prodos 16 flags


MSGPOINTER	EQUDS.B	3	;Pointer to messages table


* IRQ.SECFLAG, IRQ.INTFLAG, IRQ.DATAREG are setup
* during interrupt time.  They are defined as follows
*
* IRQ.INTFLAG = value of INTFLAG read during interrupt
*               processing.
* IRQ.DATAREG = value of DATAREG read during interrupt
*               processing.
* IRQ.KMSTATUS value of KMSTATUS read during interrupt
*             processing.
* IRQ.SECFLAG =0 if all interrupts processed by handlers
*             =<>0 if any interrupt not processed by handlers
* IRQ.SERIAL1 is set up by serial interrupt manager
*             for the user to read.
* IRQ.SERIAL2 is set up by serial interrupt manager
*             for the user to read.
* IRQ.APTLKHI is set up by AppleTalk interrupt manager
*             for the user to read.
*
* IRQ.SECFLAG, IRQ.INTFLAG, IRQ.DATAREG, IRQ.KMSTATUS are set
* to zero in irq.done2.

IRQ_INTFLAG	EQUDS.B	1	;Status of INTFLAG at interrupt time
IRQ_DATAREG	EQUDS.B	1	;Status of DATAREG at interrupt time
IRQ_KMSTATUS	EQUDS.B	1	;Status of KMSTATUS at interrupt time
IRQ_SECFLAG	EQUDS.B	1	;0/<>0 = int not processed/processed
IRQ_SERIAL1	EQUDS.B	1	;Interrupt info for users
IRQ_SERIAL2	EQUDS.B	1	;Interrupt info for users
IRQ_APTLKHI	EQUDS.B	1	;Interrupt info for users
IRQ_VOLUME	EQUDS.B	1	;Volume used during interrupt time
IRQ_ACTIVE	EQUDS.B	1	;<>0 if called during irq
IRQ_SOUNDDATA	EQUDS.B	1	;Sound data register at int time


		EQUORG	E1_VECTORS+$CF	;Pad for more irq bytes


SIOFLAG		EQUDS.B	1	;Slts enabled via init call to Misc Tl Loc
INMASK		EQUDS.B	3	;AND mask / OR mask / slot #
OUTMASK		EQUDS.B	3	;AND mask / OR mask / slot #


ENSONIQFLG	EQUDS.B	1	;0=chip installed / 1=no chip installed
IRQ_MOUSVBL	EQUDS.B	1	;0 if mouse not using VBL


HBPTR		EQUDS.L	1	;Heart beat pointer to 1st item in list
TICKCNT		EQUDS.L	1	;Tick count updated by heart beat
MOUSESLOT		EQUDS.B	1	;Mouse slot in use

EVMGRDATA		EQUDS.B	30	;Event manager permanent information

BUSYFLAG		EQUDS.W	1	;System busy flag


SCCSTAT		EQUDS.B	1	;=0 then not SCC int- <>0 then SCC int
		EQUDS.B	1	;Reserved
SCCFLAG2		EQUDS.B	1	;Aptalk int mask -$07=chanB-$38=chanA
SERFLAG		EQUDS.B	1	;Ser int msk-$07=chanB-$38=chanA-$3F=both
SCC1		EQUDS.B	1	;1st data byte read in by int handler
SCC2		EQUDS.B	1	;2nd data byte read in by int handler
		EQUDS.B	1	;Reserved


* Interrupt uses all variables with 'irq.'
*
* Interrupt buffer is used by monitor to save
* ASCIITIME in during '=T' calls.  Interrupts
* are disabled during this time so it is safe
* to use the same buffer.

ASCIITIME		EQUDS	*	;Time in ASCII 'mm/dd/yy hh:mm:ss am/pm'
IRQ_A		EQUDS.B	2
IRQ_X		EQUDS.B	2
IRQ_Y		EQUDS.B	2
IRQ_S		EQUDS.B	2
IRQ_D		EQUDS.B	2
IRQ_P		EQUDS.B	1
IRQ_DB		EQUDS.B	1	;irq.DB and irq.e canNOT be separated

IRQ_HERE02	EQUDS	*
IRQLEN		EQU	IRQ_HERE02-IRQ_A

IRQ_E		EQUDS.B	1
IRQ_K		EQUDS.B	1
IRQ_PC		EQUDS.B	2
IRQ_STATE		EQUDS.B	1
IRQ_SHADOW	EQUDS.B	2
IRQ_MSLOT		EQUDS.B	1
IRQ_EMULSTKPTR	EQUDS.B	1	;emulation stack pointer, $010100


		EQUORG	E1_VECTORS+$120	;Pad for more interrupt info


AVAL		EQUDS.W	1	;A register value
XVAL		EQUDS.W	1	;X register value
YVAL		EQUDS.W	1	;Y register value
SVAL		EQUDS.W	1	;S (stack pointer) value
DVAL		EQUDS.W	1	;D (direct (zero page) register) value
PVAL		EQUDS.B	1	;P (processor status) value
BVAL		EQUDS.B	1	;B (data bank register) value
KVAL		EQUDS.B	1	;K (program bank register) value
MVAL		EQUDS.B	1	;M (memory status) value
QVAL		EQUDS.B	1	;Q (bit7=speed - bits6-0 match shadow reg)
LVAL		EQUDS.B	1	;L (language card bank 0/1 selected) value
MPVAL		EQUDS.B	1	;m memory access mode bit value
XPVAL		EQUDS.B	1	;x index mode bit value
EPVAL		EQUDS.B	1	;e (emulation mode status) value
DDVAL		EQUDS.B	1	;d (disassembly option) value
ASCFILTER		EQUDS.B	1	;F (filter mask for ASCII input in mon)

CURSOR		EQUDS.B	1	;Cursor
NXTCUR		EQUDS.B	1	;Cursor
CHGCURFLG		EQUDS.B	1	;<>0=change cursor/ 0=no change cursor

SYSTEMSPD		EQUDS.B	1	;$00=slow speed -- $80=high speed mask
SLOTSFLG		EQUDS.B	1	;SLTROMSEL value for reset
;ORGMEMORY DFB 0 ;Used in executed BRK/COP disassembly

E1PCLH		EQUDS.W	1	;Program counter for 'G'o routine
GOS		EQUDS.W	1	;'S' value to return to after a 'G'o cmd

BANKS		EQUDS.B	1	;Source bank
BANKD		EQUDS.B	1	;Destination bank

EXTENDBNK		EQUDS.W	1	;Extend+bank bytes that user entered 
DIGITCNT		EQUDS.B	1	;Used by GETNUM - how many digits entered

C1FLAG		EQUDS.B	1	;Serial code uses as indicator  
C2FLAG		EQUDS.B	1	;Serial code uses as indicator
CURSHIFTER	EQUDS.B	1	;Shifts to 0 which causes cursor to flash

EXTENDBNKS	EQUDS.W	1	;Saved extend+bank bytes entered 


IRQ_3031SOUND	EQUDS.L	1	;Jmp vector to Apple sound irqs


		EQUORG	E1_VECTORS+$14C	;Pad to KEYTASKHDR

KEYTASKHDR0	EQUDS.B	12	;Key press task handler buffer

EVMKEYBUFF	EQUDS.B	16	;16 bytes required
WHATEVENT		EQU	EVMKEYBUFF	;1st byte is event number
EVMKEY		EQU	EVMKEYBUFF+2	;ASCII key pressed is here

RDMEMDATA		EQUDS.B	1	;Powerup byte read from keyboard micro

TOGGLEPAT		EQUDS.W	1	;Speaker toggle ptrn for NEWBELL1 sounds
DURATION		EQUDS.W	1	;Hold time counter for NEWBELL1
PITCH		EQUDS.W	1	;User chosen pitch value for NEWBELL1
VOLUME		EQUDS.B	1	;Volume counter for NEWBELL1


TP2THDR		EQUDS.L	1	;Task header for text page 2 copier
TP2TCNT		EQUDS.W	1	;VBL count
TP2TSIG		EQUDS.W	1	;Signature byte
TP2TJMP		EQUDS.L	1	;Jmp vector
TP2MODE		EQUDS.B	1	;0/1 text page 2 copier off/on


* ROMDAACT is a flag which is reset on to
* $00 on power up only.  It is set <>0 if
* and only if the user types in the '#'
* command in the monitor.  The '#' command
* installs the monitor desk accessory and
* the memory peeker desk accessory.
*
* If ROMDAACT is <>0 the monitor on coldstart
* only will reinstall the monitor/memory peeker
* desk accessories.

ROMDAACT		EQUDS.B	1	;0=Do not activate <>0=activate


		EQUORG	E1_VECTORS+$180	;Fill to TOBUSYSTRIP


TOBUSYSTRIP	EQUDS.L	1	;JSL to dec busy flag
TOSTRIP		EQUDS.L	1	;JMP vector to oErrOut routine


NOIDEA		EQUDS.L	1	;Ask Steve ?????
STEPSP		EQUDS.W	1	;Step/Trace return address after each inst
KEYUCVER		EQUDS.B	1	;KEyUC VERSION #
ORGMEMORY		EQUDS.B	1	;Used in executed BRK/COP disassembly
LOWABSX		EQUDS.B	1	;Mouse x/y absolute position
LOWABSY		EQUDS.B	1
HIGHABSX		EQUDS.B	1
HIGHABSY		EQUDS.B	1
MSEINFO		EQUDS.B	1	;Bit 6, 7 for Y clamps
MSESPARE		EQUDS.B	1	;Reserved as temp for mouse routine
MSESTAT		EQUDS.B	1	;Button 0/1 interrupt status byte
MSEMODE		EQUDS.B	1	;Mode byte
MDISPATCH		EQUDS.L	1	;Jmp vector to monitor dispatch
MAINSIDEPATCH	EQUDS.L	1	;Jmp vector to main side dispatch
GUS		EQUDS.L	1	;????
DEBUGB		EQUDS.B	1	;Rom debugger uses for bank saving
GSC		EQUDS.B	1	;Bit7=1, GSc; Bit6=1, not install cntlpanl
CLRHOLES		EQUDS.B	1	;0=CLEAR, <>0 NOT CLEAR
HIGHBANK		EQUDS.B	1	;Used to handle bank crossing
FLIPSCRN		EQUDS.B	1	;Bit7, flip between txtpage1 and 'brk scrn
DEFAULTSLT	EQUDS.L	1	;Jmp vctr to restor default slt assignment
RESTORSLT		EQUDS.L	1	;Jmp vctr to restor system slot assignment
CYAVER		EQUDS.B	1	;$00 = FPI, $40 = CYA
MIDIINPUTPOLL	EQUDS.B	8	;For MidiTool vector 
JSX		EQUDS.B	1	;Bit7:real time of jsx, bit6: regs display
SCRNSTAT		EQUDS.B	1	;Store the display before brk, used in 'r'
LLTOOLBOXVCTR	EQUDS.L	1	;Vctr to patch low level toolbox routines
APTALKPORT	EQUDS.B	1	;0=NONE, 1=PORT1, 2=PORT2
APTALKBOOT	EQUDS.B	1	;0=NONE, 1=$C100, 2=$C200, 3=$C300 .....
APTALKRPMM	EQUDS.B	1	;0=NONE, 1=$C100, 2=$C200, 3=$C300 .....

* The following bytes are mainly used in the step/trace
* monitor commands

USEROPC		EQUDS.B	1	;User opcode
USEROPRL		EQUDS.B	1	;User low operand
USEROPRH		EQUDS.B	1	;User high operand
USEROPRK		EQUDS.B	1	;User program bank
JMPNOBRA		EQUDS.B	1	;JML, $5c, to jmp to handle user nobranch opcode
NOBRAPCL		EQUDS.B	1	;Nobranch address, pcl
NOBRAPCH		EQUDS.B	1	;Nobranch address, pch
NOBRAPCK		EQUDS.B	1	;Nobranch address, pck
JMPBRACH		EQUDS.B	1	;JML, $5c, to jmp to handle user branch opcode
BRACHPCL		EQUDS.B	1	;Branch address, pcl
BRACHPCH		EQUDS.B	1	;Branch address, pch
BRACHPCK		EQUDS.B	1	;Branch address, pck
KPMNEMSP		EQUDS.B	1	;{MSA 4/28/89} Stores Emul SP in Step/Trace Code


		EQUORG	E1_VECTORS+$200	;Fill to new Jmp vectors, publish out


TOMEMMOVER	EQUDS.L	1	;Jump vector to memory mover
TOSETSPEED	EQUDS.L	1	;Jump vector to set system speed
SLTARBITER	EQUDS.L	1	;Jump vector to do slot arbitration
SERBASIC		EQUDS.L	1	;Jump vector for serial BASIC
SERPASCAL		EQUDS.L	1	;Jump vector for serial PASCAL
SEREXTERL		EQUDS.L	1	;Jump vector for serial external patch
INDINTVCTR	EQUDS.L	1	;Hardware independent interrupt vctr
IRQ_MIDI		EQUDS.L	1	;Special vector for Midi Interrupt polling


		EQUORG	E1_VECTORS+$2B8	;Fill to mouse clamps


LOWXCLAMP		EQUDS.W	1	;Low X clamp
LOWYCLAMP		EQUDS.W	1	;Low Y clamp
HIXCLAMP		EQUDS.W	1	;High X clamp
HIYCLAMP		EQUDS.W	1	;High Y clamp

;
; The battery RAM buffer starts right after the mouse clamps.  It 
; is from $e102c0 - $e103bf with a total of 256 bytes. 
;
; Be careful, not allowed to fill anything between here !!! 
;

		EQUORG	E1_VECTORS+$03D0	;Fill to ADB absolute device scaling

ADBSCALE		EQUDS.B	12	;Absolute device scale data area
ADBCPLTVCTR	EQUDS.L	1	;Completion vector address


		EQUORG	E1_VECTORS+$03E0

TIMEOUT		EQUDS.B	1	;Timeout counter
CLKRDATA		EQUDS.L	1	;Time read from clock in seconds
CLKWDATA		EQUDS.L	1	;Time to write to clock in seconds
TIMEBUFFER	EQUDS.B	23	;Working buffer to time tools


		EQUORG	E1_VECTORS+$0FB0	;// gs uses these area instead of screen holes

SMARTPORT		EQUDS.B	25	;gs smartport variables, $e10fb0-$e10fc8

		EQUORG	E1_VECTORS+$0FD0	;
MTHANDLE		EQUDS.L	1	;Storage for ID tag handle
KBDIRQFLAG	EQUDS.B	1	;Keyboard interrupt flag

		EQUORG	E1_VECTORS+$0FD6	;Fill to ADB variables
FLAGS		EQUDS.B	1	;Flags used in ADB tool, cmd pending...
STATUSTMP		EQUDS.B	1	;Holds any uC pending status
SRQNUM		EQUDS.B	1	;# of devices installed in SRQ chain
SRQCNT		EQUDS.B	1	;# of devices polled since last data
SRQPTR		EQUDS.B	1	;Pointer of next device in SRQ list
SRQMRU		EQUDS.B	1	;Most recently used device (top of list)


SERPWRUP		EQU	$E10FFE	;+E10FFF = serial port pwr up bytes
RAMDSKPWRUP	EQU	$E115FF	;<>0 if powered up before
SYSVOLLOC		EQU	$E11DB0	;Volume for sound tools is in hi byte


		EQUORG	E1_VECTORS+$154A	;ADB devices completion vectors
ADBVCTRS		EQUDS.B	64	;MAX 16 devices * 4 = 64


		EQUORG	E1_VECTORS+$1DD0	;Fill to absolute clamp values
ABSCLAMPS		EQUDS.B	8	;Absolute device clamp values

		ENDSECT


ERRCODE		EQU	$0911	;System can't synch with ADB keyuc error code
CMDREG		EQU	$C026	;Same as datareg
CMDFULL		EQU	$01	;Command reg full bit (in keygloo status)
DATAFULL		EQU	$20	;Data reg full bit (in keygloo status)


* Command word for the G_MOVE_INFO routine

MOVEBLKCMD	EQU	$0800	;Tell hardware to do block move option

* The MOVEVALIDITYMASK is a mask used to determine if a
* user's command word is using any invalid (reserved bits or not)
* This value changes as reserved bits become active !!!

MOVEVALIDITYMASK	EQU	$F7F0	;Invalid move if any of these bits = 1

* Most common command

MOVESINCDINC	EQU	$05+MOVEBLKCMD	;Source incs - destination incs

* Less common commands

MOVESINCDDEC	EQU	$09+MOVEBLKCMD	;Source incs - destination decs
MOVESDECDINC	EQU	$06+MOVEBLKCMD	;Source decs - destination incs
MOVESDECDDEC	EQU	$0A+MOVEBLKCMD	;Source decs - destination decs

MOVESCONDCON	EQU	$00+MOVEBLKCMD	;Source constant - dest constant
MOVESINCDCON	EQU	$01+MOVEBLKCMD	;Source incs - destination const
MOVESDECDCON	EQU	$02+MOVEBLKCMD	;Source decs - destination const
MOVESCONDINC	EQU	$04+MOVEBLKCMD	;Source constant - dest constant
MOVESCONDDEC	EQU	$08+MOVEBLKCMD	;Source constant - destination decs

PARMRANGEERR	EQU	$FFFF	;Command error code
Re: Apple IIgs firmware equates [message #11 is a reply to message #10] Sat, 23 August 2014 06:03 Go to previous message
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Registered: August 2014
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This is awesome Antoine. At some point I was planning on putting this type of information on the site in a searchable engine, but the forums are a great place to share this stuff too.
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