Apple-2-Tools
/
apple2js
mirror of https://github.com/whscullin/apple2js.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Better Smartport support

This commit is contained in:
Will Scullin 2021-12-22 20:47:36 -08:00
parent ba203498f4
commit cc70bebc50
No known key found for this signature in database
GPG Key ID: 26DCD1042C6638CD
1 changed files with 41 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
js/cards/smartport.ts
View File

@ -8,6 +8,8 @@ import createBlockDisk from '../formats/block';
import { ProDOSVolume } from '../formats/prodos';
import { dump } from '../formats/prodos/utils';
const ID = 'SMARTPORT.J.S';
export interface SmartPortState {
disks: BlockDisk[]
}
@ -98,6 +100,24 @@ const DEVICE_OFFLINE = 0x2F;
// const BAD_BUFFER_ADDRESS = 0x56;
// const DUPLICATE_VOLUME_ONLINE = 0x57;
// Type: Device
// $00: Memory Expansion Card (RAM disk)
// $01: 3.5" disk
// $02: ProFile-type hard disk
// $03: Generic SCSI
// $04: ROM disk
// $05: SCSI CD-ROM
// $06: SCSI tape or other SCSI sequential device
// $07: SCSI hard disk
const DEVICE_TYPE_SCSI_HD = 0x07;
// $08: Reserved
// $09: SCSI printer
// $0A: 5-1/4" disk
// $0B: Reserved
// $0C: Reserved
// $0D: Printer
// $0E: Clock
// $0F: Modem
export default class SmartPort implements Card, MassStorage, Restorable<SmartPortState> {
private rom: rom;
@ -371,8 +391,8 @@ export default class SmartPort implements Card, MassStorage, Restorable<SmartPor
case 0:
buffer.writeByte(2); // two devices
buffer.inc(1).writeByte(1 << 6); // no interrupts
buffer.inc(2).writeByte(0); // reserved
buffer.inc(3).writeByte(0); // reserved
buffer.inc(2).writeByte(0x2); // Other vendor
buffer.inc(3).writeByte(0x0); // Other vendor
buffer.inc(4).writeByte(0); // reserved
buffer.inc(5).writeByte(0); // reserved
buffer.inc(6).writeByte(0); // reserved
@ -387,7 +407,7 @@ export default class SmartPort implements Card, MassStorage, Restorable<SmartPor
default: // Unit 1
switch (status) {
case 0:
blocks = this.disks[unit].blocks.length;
blocks = this.disks[unit]?.blocks.length ?? 0;
buffer.writeByte(0xf0); // W/R Block device in drive
buffer.inc(1).writeByte(blocks & 0xff); // 1600 blocks
buffer.inc(2).writeByte((blocks & 0xff00) >> 8);
@ -397,6 +417,24 @@ export default class SmartPort implements Card, MassStorage, Restorable<SmartPor
state.a = 0;
state.s &= ~flags.C;
break;
case 3:
blocks = this.disks[unit]?.blocks.length ?? 0;
buffer.writeByte(0xf0); // W/R Block device in drive
buffer.inc(1).writeByte(blocks & 0xff); // Blocks low byte
buffer.inc(2).writeByte((blocks & 0xff00) >> 8); // Blocks middle byte
buffer.inc(3).writeByte((blocks & 0xff0000) >> 16); // Blocks high byte
buffer.inc(4).writeByte(ID.length); // Vendor ID length
for (let idx = 0; idx < ID.length; idx++) { // Vendor ID
buffer.inc(5 + idx).writeByte(ID.charCodeAt(idx));
}
buffer.inc(21).writeByte(DEVICE_TYPE_SCSI_HD); // Device Type
buffer.inc(22).writeByte(0x0); // Device Subtype
buffer.inc(23).writeWord(0x0101); // Version
state.x = 24;
state.y = 0;
state.a = 0;
state.s &= ~flags.C;
break;
}
break;
}