mirror of
https://github.com/elliotnunn/mac-rom.git
synced 2024-09-07 09:54:37 +00:00
230 lines
9.9 KiB
C
230 lines
9.9 KiB
C
|
//************************************************************************
|
|||
|
// EGRET Manager Equates
|
|||
|
//
|
|||
|
// File: EgretEqu.h
|
|||
|
//
|
|||
|
// Contains: Equate definitions used by EgretMgr
|
|||
|
//
|
|||
|
// Written by: Greg Shcroeder
|
|||
|
//
|
|||
|
// Copyright: <09> 1990, 1992 by Apple Computer, Inc., all rights reserved.
|
|||
|
//
|
|||
|
// This file is used in these builds: Mac32
|
|||
|
//
|
|||
|
//
|
|||
|
// Change History (most recent first):
|
|||
|
//
|
|||
|
// <P2> 1/16/92 GS Update Egret Equates to include equates for the Cuda Firmware.
|
|||
|
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
// Pre-Pandora ROM comments begin here.
|
|||
|
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
//
|
|||
|
// To Do:
|
|||
|
//
|
|||
|
//************************************************************************
|
|||
|
|
|||
|
//
|
|||
|
// Egret parameter block
|
|||
|
//
|
|||
|
// Egret Manager Parameter Block
|
|||
|
|
|||
|
typedef struct {
|
|||
|
Byte pbCmdType;
|
|||
|
Byte pbCmd;
|
|||
|
union {
|
|||
|
long pblong;
|
|||
|
short pbword[2];
|
|||
|
Byte pbbyte[4];
|
|||
|
} pbParm;
|
|||
|
short pbByteCnt;
|
|||
|
Ptr pbBufPtr;
|
|||
|
Byte pbFlags; /*Was unsigned Byte*/
|
|||
|
Byte pbSpareFlags; /*Was unsigned Byte*/
|
|||
|
short pbResult;
|
|||
|
Ptr pbCompletion;
|
|||
|
} EgretPB, *EgretPBPtr;
|
|||
|
|
|||
|
#define EgretPBSize sizeof(EgretPB)
|
|||
|
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Egret Globals
|
|||
|
|
|||
|
typedef struct {
|
|||
|
short flags; // Egret Manager state flags
|
|||
|
short sendHdrCnt; // # bytes in command header to send
|
|||
|
Ptr sendHdrPtr; // ptr into command header
|
|||
|
short sendDataCnt; // # data bytes to send for current cmd
|
|||
|
Ptr sendDataPtr; // ptr to next data byte to send
|
|||
|
short rcvHdrCnt; // # bytes to receive in response header
|
|||
|
short rcvHdrIndex; // current index into receive header buffer
|
|||
|
short rcvDataCnt; // # data bytes to receive
|
|||
|
long rcvDataPtr; // ptr into receive buffer
|
|||
|
Byte rcvHeader[12]; // temp buffer for response packet
|
|||
|
Ptr completion; // ptr to completion routine for current packet
|
|||
|
Ptr tickComp; // tick packet completion routine
|
|||
|
Ptr PDMComp; // Eclipse PowerDown Message Handler Vector
|
|||
|
Ptr adbPb; // ptr to ADB auto response param block
|
|||
|
Ptr curPb; // ptr to current param block
|
|||
|
Byte workPb[EgretPBSize]; // local parameter block for unsolicited packets
|
|||
|
} EgretGlobals, *EgretGlblPtr;
|
|||
|
|
|||
|
#define EgretGlobSize sizeof(EgretGlobals)
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Response Packet
|
|||
|
//
|
|||
|
typedef struct { // record describing rcvHeader
|
|||
|
Byte length; // number of bytes in rcvHeader (4+data count)
|
|||
|
Byte respType; // packet type (0=ADB, 3=ticks)
|
|||
|
Byte respFlag; // flags
|
|||
|
Byte respCmd; // command
|
|||
|
Byte respData[8]; // data bytes that came in (ticks, adb data)
|
|||
|
} respPacket;
|
|||
|
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Record Descriptor for Response Packet Header
|
|||
|
//
|
|||
|
typedef struct { // record descriptor for Response packet Header
|
|||
|
Byte RespAttn; // Attention Byte
|
|||
|
Byte RespPktType; // Packet type
|
|||
|
Byte RespFlags; // Flags byte
|
|||
|
Byte RespCmd; // Command number
|
|||
|
Byte RespData[8]; // Data area for ADB or Time data
|
|||
|
} RespHeader;
|
|||
|
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Egret8 and Caboose Bit definitions
|
|||
|
|
|||
|
#define xcvrSes 3 // ADBu session PB3
|
|||
|
#define viaFull 4 // Via full indicator PB4
|
|||
|
#define sysSes 5 // System session is PB5
|
|||
|
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Cuda VIA Bit Definitions
|
|||
|
|
|||
|
#define TReq 3 // CUDA transaction PB3
|
|||
|
#define vByteAck 4 // acknowledge byte transfer PB4
|
|||
|
#define TIP 5 // System transaction PB5
|
|||
|
|
|||
|
#define ACRmode %00001100 // shift reg mode (input with ext clock)
|
|||
|
#define SRdir 4 // shift reg direction bit (0=input, 1=output)
|
|||
|
// from Cuda, from System
|
|||
|
#define vShift 2 // shift reg interrupt bit
|
|||
|
|
|||
|
//
|
|||
|
//_______________________________________________________________________
|
|||
|
// Egret Manager Flag Bit Definitions
|
|||
|
|
|||
|
#define busy 0 // flag bit 0 means we're busy with a packet
|
|||
|
#define openData 1 // flag bit 1 means this is an open ended read response
|
|||
|
#define BadPkt 2 // flag bit 2 means 1= Error Packet in progress
|
|||
|
#define PBPending 3 // PB aborted and pending
|
|||
|
|
|||
|
#define IdleAckFlag 4 // flag bit 4 set means an IdleAck pkt expected (Cuda)
|
|||
|
//
|
|||
|
//_______________________________________________________________________
|
|||
|
// Flag Bits in the ADB Status byte returned from the ADB processor
|
|||
|
|
|||
|
#define EgSRQ 0 // bit 0, 1=SRQ asserted
|
|||
|
#define EgTimeOut 1 // bit 1, 1=Active device did not have data available
|
|||
|
#define EgSRQError 2 // bit 2, 1=Device asserted excessive SRQ period
|
|||
|
#define EgBusError 3 // bit 3, 1=Timing error in bit cell was detected
|
|||
|
#define EgAutoPoll 6 // bit 6, 1=Data is from an Auto Poll
|
|||
|
#define EgResponse 7 // bit 7, 1=Response packett in process
|
|||
|
|
|||
|
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Elsie/Erickson DFAC initial settings
|
|||
|
|
|||
|
#define ElsieDFAC 0x0057
|
|||
|
#define EricksonDFAC 0x0000
|
|||
|
#define EclipseDFAC 0x0010 // initial dfac values for Eclipse and Spike <t3> djw
|
|||
|
#define SpikeDFAC 0x0010
|
|||
|
|
|||
|
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Packet types
|
|||
|
|
|||
|
|
|||
|
#define adbPkt 0x0000 // ADB request packet type
|
|||
|
#define pseudoPkt 0x0001 // pseudo commands packet type
|
|||
|
#define errorPkt 0x0002 // error packets type
|
|||
|
#define tickPkt 0x0003 // Egret 1 second tick packet type
|
|||
|
#define PDMPkt 0x0004 // PowerDown Message Packet (From Egret) <T2>
|
|||
|
#define PDMVectPkt 0x00FE // Eclipse Init PowerDown Message vector <T2>
|
|||
|
#define specialPkt 0x00FF // used to install ADB handler/pb
|
|||
|
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// The following equates are ShutDown Initiator codes.
|
|||
|
//
|
|||
|
|
|||
|
#define FrmChassisSw 0x01 // Initiate ShutDown from Chassis Power Switch
|
|||
|
#define FrmKeyBdSw 0x02 // Initiate ShutDown from KeyBoard Switch
|
|||
|
#define FrmKeySw 0x03 // Initiate ShutDown from Chassis Power Switch
|
|||
|
|
|||
|
//
|
|||
|
//________________________________________________________________________________________________
|
|||
|
// Pseudo commands
|
|||
|
|
|||
|
#define NopCmd 0x00
|
|||
|
#define APoll 0x01 // start/stop autopoll
|
|||
|
#define Rd6805addr 0x02 // read 6805 address
|
|||
|
#define RdTime 0x03 // read real time clock pseudo commmand
|
|||
|
#define RdRomSize 0x04 // get romsize command
|
|||
|
#define RdRomBase 0x05 // get rom base address
|
|||
|
#define RdRomHeader 0x06 // get rom header address
|
|||
|
#define RdPram 0x07 // read parameter ram
|
|||
|
#define Wr6805Addr 0x08 // write 6805 address
|
|||
|
#define WrTime 0x09 // write time command
|
|||
|
#define PwrDown 0x0A // Erickson powerdown command
|
|||
|
#define WrPwrupTime 0x0B // Erickson set powerup time
|
|||
|
#define WrPram 0x0C // write parameter ram
|
|||
|
#define MonoReset 0x0D // Monostable reset
|
|||
|
#define WrDFAC 0x0E // write DFAC
|
|||
|
#define WrIIC 0x0E // write IIC
|
|||
|
#define Egretdiags 0x0F // run egret diagnostics
|
|||
|
#define RdCtlPanel 0x10 // Sense control panel enable
|
|||
|
#define RdBattery 0x10 // Sense if battery was changed <P1>
|
|||
|
#define ResetEgret 0x11 // Egret Cold start command
|
|||
|
#define EnDisVpp 0x12 // ELSIE enable/disabe VPP
|
|||
|
#define SetIPL 0x12 // Set IPL level <P1>
|
|||
|
#define EnDisFiles 0x13 // enable/disable file server flag
|
|||
|
#define SetAutopoll 0x14 // set autopoll rate
|
|||
|
#define RdPramSize 0x15 // get parameter ram size
|
|||
|
#define RdAutoRate 0x16 // get autopoll rate
|
|||
|
#define WrBusDelay 0x17 // set bus delay constant
|
|||
|
#define RdBusDelay 0x18 // get busdelay constant
|
|||
|
#define WrDevList 0x19 // set ADB device list
|
|||
|
#define RdDevList 0x1A // get ADB device list
|
|||
|
#define Wr1SecMode 0x1B // set 1 second interrupt mode
|
|||
|
#define EnDisKbdNmi 0x1C // enable/disable keyboard NMI
|
|||
|
#define EnDisParse 0x1D // enable/disable post parse R2 A2
|
|||
|
#define WrHangTout 0x1E // set hang threshold
|
|||
|
#define RdHangTout 0x1F // get hang threshold
|
|||
|
#define SetDefDFAC 0x20 // Set Default DFAC String <T2>
|
|||
|
#define EnDisPDM 0x21 // Enable/Disable PowerDown Message <T2>
|
|||
|
#define DFACorIIC 0x22 // Std DFAC or IIC Support <P1>
|
|||
|
#define WakeUpMode 0x23 // Enable/Disable WakeUpMode <P1>
|
|||
|
#define TimerTickle 0x24 // ShutDown Timer Tickle <P1>
|
|||
|
#define MaxPseudoCmd TimerTickle // largest possible pseudo command number <P1>
|
|||
|
|
|||
|
//
|
|||
|
//__________________________________________________________________________________________________
|
|||
|
// MISC Equates
|
|||
|
|
|||
|
|
|||
|
#define InvPseudo 0x0202 // Invalid Pseudo packet <6>
|
|||
|
#define InvPkt 0x0201 // Invalid Packet type <6>
|
|||
|
|
|||
|
#define Enable 0x00FF // Nonzero to enable Egret functions <T2>
|
|||
|
#define Disable 0x0000 // Zero to disable Egret functions <T2>
|
|||
|
#define MaxRetries 0x0100 // 256 Retries to communicate with Egret in SendEgretCmd<9>
|
|||
|
#define MaxTout 0x2000 // timeout waiting for Vsr irq from Egret 10millsecs<9>
|
|||
|
#define DelayCnt 0x0068 // count for register base delay100us routine
|
|||
|
#define EclipseDelay 00025 // Extra delay required for Eclipse <T2>
|
|||
|
#define PollStackSize 0x0020 // 32 byte buffer for SCC Poll data
|
|||
|
#define Mode3Clock 0x0003 // Mode 3 packets for clock data
|
|||
|
#define MRUAddr 0x00B3 // MRU address in Egret/Caboose <10>
|
|||
|
#define LRUAddr 0x00B4 // LRU address in Egret/Caboose <10>
|
|||
|
#define CMRUAddr 0x00B2 // MRU address in Cuda <P1>
|
|||
|
#define CLRUAddr 0x00B3 // LRU address in Cuda <P1>
|