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cebix |
1.1 |
/* |
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* cdrom.cpp - CD-ROM driver |
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* |
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* Basilisk II (C) 1997-1999 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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/* |
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* SEE ALSO |
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* Inside Macintosh: Devices, chapter 1 "Device Manager" |
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* Technote DV 05: "Drive Queue Elements" |
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* Technote DV 22: "CD-ROM Driver Calls" |
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* Technote DV 23: "Driver Education" |
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* Technote FL 24: "Don't Look at ioPosOffset for Devices" |
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* Technote FL 36: "Apple Extensions to ISO 9660" |
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*/ |
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#include <string.h> |
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#include "sysdeps.h" |
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#include "cpu_emulation.h" |
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#include "main.h" |
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#include "macos_util.h" |
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#include "sys.h" |
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#include "prefs.h" |
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#include "cdrom.h" |
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#define DEBUG 0 |
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#include "debug.h" |
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// CDROM disk/drive icon |
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const uint8 CDROMIcon[258] = { |
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0x3f, 0xff, 0xff, 0xf0, 0x40, 0x00, 0x00, 0x08, 0x80, 0x1f, 0xc0, 0x04, 0x80, 0x75, 0x70, 0x04, |
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0x81, 0xaa, 0xac, 0x04, 0x83, 0x55, 0x56, 0x04, 0x86, 0xaa, 0xab, 0x04, 0x8d, 0x55, 0x55, 0x84, |
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0x8a, 0xaa, 0xaa, 0xc4, 0x95, 0x5f, 0xd5, 0x44, 0x9a, 0xb0, 0x6a, 0xe4, 0xb5, 0x67, 0x35, 0x64, |
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0xaa, 0xcf, 0x9a, 0xb4, 0xb5, 0x5c, 0x55, 0x74, 0xaa, 0xd8, 0x5a, 0xb4, 0xb5, 0x58, 0x55, 0x74, |
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0xaa, 0xc8, 0x9a, 0xb4, 0xb5, 0x67, 0x35, 0x74, 0x9a, 0xb0, 0x6a, 0xf4, 0x95, 0x5f, 0xd5, 0x64, |
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0x8a, 0xaa, 0xaa, 0xe4, 0x8d, 0x55, 0x55, 0xc4, 0x86, 0xaa, 0xab, 0xc4, 0x83, 0x55, 0x57, 0x84, |
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0x81, 0xaa, 0xaf, 0x04, 0x80, 0xf5, 0x7e, 0x04, 0x80, 0x3f, 0xf8, 0x04, 0x80, 0x0f, 0xe0, 0x04, |
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0xff, 0xff, 0xff, 0xfc, 0x80, 0x00, 0x00, 0x04, 0x80, 0x1f, 0xf0, 0x04, 0x7f, 0xff, 0xff, 0xf8, |
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0x3f, 0xff, 0xff, 0xf0, 0x7f, 0xff, 0xff, 0xf8, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, |
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0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, |
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0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, |
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0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, |
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0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, |
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0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, |
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0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, |
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0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfc, 0x7f, 0xff, 0xff, 0xf8, |
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0, 0 |
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}; |
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// Tables for converting bin<->BCD |
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static const uint8 bin2bcd[256] = { |
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, |
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0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, |
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0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, |
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0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, |
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0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, |
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0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, |
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0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, |
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0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, |
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0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, |
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0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff |
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}; |
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static const uint8 bcd2bin[256] = { |
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff |
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}; |
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// Struct for each drive |
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struct DriveInfo { |
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DriveInfo() |
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{ |
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next = NULL; |
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num = 0; |
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fh = NULL; |
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start_byte = 0; |
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status = 0; |
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} |
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DriveInfo *next; // Pointer to next DriveInfo (must be first in struct!) |
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int num; // Drive number |
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void *fh; // File handle |
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int block_size; // CD-ROM block size |
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int twok_offset; // Offset of beginning of 2K block to last Prime position |
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uint32 start_byte; // Start of HFS partition on disk |
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bool to_be_mounted; // Flag: drive must be mounted in accRun |
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bool mount_non_hfs; // Flag: Issue disk-inserted events for non-HFS disks |
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uint8 toc[804]; // TOC of currently inserted disk |
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uint8 lead_out[3]; // MSF address of lead-out track |
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uint8 stop_at[3]; // MSF address of audio play stopping point |
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uint8 play_mode; // Audio play mode |
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uint8 power_mode; // Power mode |
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uint32 status; // Mac address of drive status record |
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}; |
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// Linked list of DriveInfos |
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static DriveInfo *first_drive_info; |
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// Icon address (Mac address space, set by PatchROM()) |
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uint32 CDROMIconAddr; |
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/* |
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* Get pointer to drive info, NULL = invalid drive number |
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*/ |
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static DriveInfo *get_drive_info(int num) |
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{ |
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DriveInfo *info = first_drive_info; |
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while (info != NULL) { |
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if (info->num == num) |
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return info; |
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info = info->next; |
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} |
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return NULL; |
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} |
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/* |
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* Find HFS partition, set info->start_byte (0 = no HFS partition) |
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*/ |
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static void find_hfs_partition(DriveInfo *info) |
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{ |
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info->start_byte = 0; |
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uint8 *map = new uint8[512]; |
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// Search first 64 blocks for HFS partition |
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for (int i=0; i<64; i++) { |
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if (Sys_read(info->fh, map, i * 512, 512) != 512) |
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break; |
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// Skip driver descriptor |
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uint16 sig = ntohs(((uint16 *)map)[0]); |
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if (sig == 'ER') |
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continue; |
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// No partition map? Then look at next block |
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if (sig != 'PM') |
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continue; |
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// Partition map found, Apple HFS partition? |
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if (strcmp((char *)(map + 48), "Apple_HFS") == 0) { |
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info->start_byte = ntohl(((uint32 *)map)[2]) << 9; |
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D(bug(" HFS partition found at %ld, %ld blocks\n", info->start_byte, ntohl(((uint32 *)map)[3]))); |
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break; |
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} |
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} |
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delete[] map; |
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} |
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/* |
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* Read TOC of disk and set lead_out |
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*/ |
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static void read_toc(DriveInfo *info) |
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{ |
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// Read TOC |
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memset(&info->toc, 0, sizeof(info->toc)); |
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SysCDReadTOC(info->fh, info->toc); |
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D(bug(" TOC: %08lx %08lx\n", ntohl(((uint32 *)info->toc)[0]), ntohl(((uint32 *)info->toc)[1]))); |
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// Find lead-out track |
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info->lead_out[0] = 0; |
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info->lead_out[1] = 0; |
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info->lead_out[2] = 0; |
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for (int i=4; i<804; i+=8) { |
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if (info->toc[i+2] == 0xaa) { |
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info->stop_at[0] = info->lead_out[0] = info->toc[i+5]; |
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info->stop_at[1] = info->lead_out[1] = info->toc[i+6]; |
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info->stop_at[2] = info->lead_out[2] = info->toc[i+7]; |
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break; |
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} |
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} |
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D(bug(" Lead-Out M %d S %d F %d\n", info->lead_out[0], info->lead_out[1], info->lead_out[2])); |
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} |
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| 232 |
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/* |
| 233 |
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* Convert audio positioning type/position to MSF address |
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* Return: false = error |
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*/ |
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static bool position2msf(DriveInfo *info, uint16 postype, uint32 pos, bool stopping, uint8 &m, uint8 &s, uint8 &f) |
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{ |
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switch (postype) { |
| 240 |
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case 0: |
| 241 |
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m = pos / (60 * 75); |
| 242 |
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s = (pos / 75) % 60; |
| 243 |
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f = pos % 75; |
| 244 |
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return true; |
| 245 |
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case 1: |
| 246 |
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m = bcd2bin[(pos >> 16) & 0xff]; |
| 247 |
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s = bcd2bin[(pos >> 8) & 0xff]; |
| 248 |
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f = bcd2bin[pos & 0xff]; |
| 249 |
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return true; |
| 250 |
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case 2: { |
| 251 |
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uint8 track = bcd2bin[pos & 0xff]; |
| 252 |
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if (stopping) |
| 253 |
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track++; |
| 254 |
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for (int i=4; i<804; i+=8) { |
| 255 |
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if (info->toc[i+2] == track || info->toc[i+2] == 0xaa) { |
| 256 |
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m = info->toc[i+5]; |
| 257 |
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s = info->toc[i+6]; |
| 258 |
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f = info->toc[i+7]; |
| 259 |
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return true; |
| 260 |
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} |
| 261 |
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} |
| 262 |
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return false; |
| 263 |
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} |
| 264 |
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default: |
| 265 |
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return false; |
| 266 |
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} |
| 267 |
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} |
| 268 |
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| 269 |
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| 270 |
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/* |
| 271 |
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* Initialization |
| 272 |
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*/ |
| 273 |
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| 274 |
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void CDROMInit(void) |
| 275 |
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{ |
| 276 |
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first_drive_info = NULL; |
| 277 |
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| 278 |
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// No drives specified in prefs? Then add defaults |
| 279 |
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if (PrefsFindString("cdrom", 0) == NULL) |
| 280 |
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SysAddCDROMPrefs(); |
| 281 |
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| 282 |
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// Add drives specified in preferences |
| 283 |
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int32 index = 0; |
| 284 |
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const char *str; |
| 285 |
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while ((str = PrefsFindString("cdrom", index++)) != NULL) { |
| 286 |
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void *fh = Sys_open(str, true); |
| 287 |
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if (fh) { |
| 288 |
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DriveInfo *info = new DriveInfo; |
| 289 |
|
|
info->fh = fh; |
| 290 |
|
|
DriveInfo *p = (DriveInfo *)&first_drive_info; |
| 291 |
|
|
while (p->next != NULL) |
| 292 |
|
|
p = p->next; |
| 293 |
|
|
p->next = info; |
| 294 |
|
|
} |
| 295 |
|
|
} |
| 296 |
|
|
} |
| 297 |
|
|
|
| 298 |
|
|
|
| 299 |
|
|
/* |
| 300 |
|
|
* Deinitialization |
| 301 |
|
|
*/ |
| 302 |
|
|
|
| 303 |
|
|
void CDROMExit(void) |
| 304 |
|
|
{ |
| 305 |
|
|
DriveInfo *info = first_drive_info, *next; |
| 306 |
|
|
while (info != NULL) { |
| 307 |
|
|
Sys_close(info->fh); |
| 308 |
|
|
next = info->next; |
| 309 |
|
|
delete info; |
| 310 |
|
|
info = next; |
| 311 |
|
|
} |
| 312 |
|
|
} |
| 313 |
|
|
|
| 314 |
|
|
|
| 315 |
|
|
/* |
| 316 |
|
|
* Disk was inserted, flag for mounting |
| 317 |
|
|
*/ |
| 318 |
|
|
|
| 319 |
|
|
bool CDROMMountVolume(void *fh) |
| 320 |
|
|
{ |
| 321 |
|
|
DriveInfo *info; |
| 322 |
|
|
for (info = first_drive_info; info != NULL && info->fh != fh; info = info->next) ; |
| 323 |
|
|
if (info) { |
| 324 |
|
|
if (SysIsDiskInserted(info->fh)) { |
| 325 |
|
|
SysPreventRemoval(info->fh); |
| 326 |
|
|
WriteMacInt8(info->status + dsDiskInPlace, 1); |
| 327 |
|
|
read_toc(info); |
| 328 |
|
|
find_hfs_partition(info); |
| 329 |
|
|
if (info->start_byte != 0 || info->mount_non_hfs) |
| 330 |
|
|
info->to_be_mounted = true; |
| 331 |
|
|
} |
| 332 |
|
|
return true; |
| 333 |
|
|
} else |
| 334 |
|
|
return false; |
| 335 |
|
|
} |
| 336 |
|
|
|
| 337 |
|
|
|
| 338 |
|
|
/* |
| 339 |
|
|
* Driver Open() routine |
| 340 |
|
|
*/ |
| 341 |
|
|
|
| 342 |
|
|
int16 CDROMOpen(uint32 pb, uint32 dce) |
| 343 |
|
|
{ |
| 344 |
|
|
D(bug("CDROMOpen\n")); |
| 345 |
|
|
|
| 346 |
|
|
// Set up DCE |
| 347 |
|
|
WriteMacInt32(dce + dCtlPosition, 0); |
| 348 |
|
|
|
| 349 |
|
|
// Install drives |
| 350 |
|
|
for (DriveInfo *info = first_drive_info; info; info = info->next) { |
| 351 |
|
|
|
| 352 |
|
|
info->num = FindFreeDriveNumber(1); |
| 353 |
|
|
info->to_be_mounted = false; |
| 354 |
|
|
|
| 355 |
|
|
if (info->fh) { |
| 356 |
|
|
info->mount_non_hfs = true; |
| 357 |
|
|
info->block_size = 512; |
| 358 |
|
|
info->twok_offset = -1; |
| 359 |
|
|
info->play_mode = 0x09; |
| 360 |
|
|
info->power_mode = 0; |
| 361 |
|
|
|
| 362 |
|
|
// Allocate drive status record |
| 363 |
|
|
M68kRegisters r; |
| 364 |
|
|
r.d[0] = SIZEOF_DrvSts; |
| 365 |
|
|
Execute68kTrap(0xa71e, &r); // NewPtrSysClear() |
| 366 |
|
|
if (r.a[0] == 0) |
| 367 |
|
|
continue; |
| 368 |
|
|
info->status = r.a[0]; |
| 369 |
|
|
D(bug(" DrvSts at %08lx\n", info->status)); |
| 370 |
|
|
|
| 371 |
|
|
// Set up drive status |
| 372 |
|
|
WriteMacInt8(info->status + dsWriteProt, 0x80); |
| 373 |
|
|
WriteMacInt8(info->status + dsInstalled, 1); |
| 374 |
|
|
WriteMacInt8(info->status + dsSides, 1); |
| 375 |
|
|
|
| 376 |
|
|
// Disk in drive? |
| 377 |
|
|
if (SysIsDiskInserted(info->fh)) { |
| 378 |
|
|
SysPreventRemoval(info->fh); |
| 379 |
|
|
WriteMacInt8(info->status + dsDiskInPlace, 1); |
| 380 |
|
|
read_toc(info); |
| 381 |
|
|
find_hfs_partition(info); |
| 382 |
|
|
info->to_be_mounted = true; |
| 383 |
|
|
} |
| 384 |
|
|
|
| 385 |
|
|
// Add drive to drive queue |
| 386 |
|
|
D(bug(" adding drive %d\n", info->num)); |
| 387 |
|
|
r.d[0] = (info->num << 16) | (CDROMRefNum & 0xffff); |
| 388 |
|
|
r.a[0] = info->status + dsQLink; |
| 389 |
|
|
Execute68kTrap(0xa04e, &r); // AddDrive() |
| 390 |
|
|
} |
| 391 |
|
|
} |
| 392 |
|
|
return noErr; |
| 393 |
|
|
} |
| 394 |
|
|
|
| 395 |
|
|
|
| 396 |
|
|
/* |
| 397 |
|
|
* Driver Prime() routine |
| 398 |
|
|
*/ |
| 399 |
|
|
|
| 400 |
|
|
int16 CDROMPrime(uint32 pb, uint32 dce) |
| 401 |
|
|
{ |
| 402 |
|
|
WriteMacInt32(pb + ioActCount, 0); |
| 403 |
|
|
|
| 404 |
|
|
// Drive valid and disk inserted? |
| 405 |
|
|
DriveInfo *info; |
| 406 |
|
|
if ((info = get_drive_info(ReadMacInt16(pb + ioVRefNum))) == NULL) |
| 407 |
|
|
return nsDrvErr; |
| 408 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 409 |
|
|
return offLinErr; |
| 410 |
|
|
|
| 411 |
|
|
// Get parameters |
| 412 |
|
|
void *buffer = Mac2HostAddr(ReadMacInt32(pb + ioBuffer)); |
| 413 |
|
|
size_t length = ReadMacInt32(pb + ioReqCount); |
| 414 |
|
|
loff_t position = ReadMacInt32(dce + dCtlPosition); |
| 415 |
|
|
if ((length & (info->block_size - 1)) || (position & (info->block_size - 1))) |
| 416 |
|
|
return paramErr; |
| 417 |
|
|
info->twok_offset = (position + info->start_byte) & 0x7ff; |
| 418 |
|
|
|
| 419 |
|
|
size_t actual = 0; |
| 420 |
|
|
if ((ReadMacInt16(pb + ioTrap) & 0xff) == aRdCmd) { |
| 421 |
|
|
|
| 422 |
|
|
// Read |
| 423 |
|
|
actual = Sys_read(info->fh, buffer, position + info->start_byte, length); |
| 424 |
|
|
if (actual != length) { |
| 425 |
|
|
|
| 426 |
|
|
// Read error, tried to read HFS root block? |
| 427 |
|
|
if (length == 0x200 && position == 0x400) { |
| 428 |
|
|
|
| 429 |
|
|
// Yes, fake (otherwise audio CDs won't get mounted) |
| 430 |
|
|
memset(buffer, 0, 0x200); |
| 431 |
|
|
actual = 0x200; |
| 432 |
|
|
} else |
| 433 |
|
|
return readErr; |
| 434 |
|
|
} |
| 435 |
|
|
} else |
| 436 |
|
|
return wPrErr; |
| 437 |
|
|
|
| 438 |
|
|
// Update ParamBlock and DCE |
| 439 |
|
|
WriteMacInt32(pb + ioActCount, actual); |
| 440 |
|
|
WriteMacInt32(dce + dCtlPosition, ReadMacInt32(dce + dCtlPosition) + actual); |
| 441 |
|
|
return noErr; |
| 442 |
|
|
} |
| 443 |
|
|
|
| 444 |
|
|
|
| 445 |
|
|
/* |
| 446 |
|
|
* Driver Control() routine |
| 447 |
|
|
*/ |
| 448 |
|
|
|
| 449 |
|
|
int16 CDROMControl(uint32 pb, uint32 dce) |
| 450 |
|
|
{ |
| 451 |
|
|
uint16 code = ReadMacInt16(pb + csCode); |
| 452 |
|
|
D(bug("CDROMControl %d\n", code)); |
| 453 |
|
|
|
| 454 |
|
|
// General codes |
| 455 |
|
|
switch (code) { |
| 456 |
|
|
case 1: // KillIO |
| 457 |
|
|
return noErr; |
| 458 |
|
|
|
| 459 |
|
|
case 65: { // Periodic action ("insert" disks on startup and check for disk changes) |
| 460 |
|
|
DriveInfo *info = first_drive_info; |
| 461 |
|
|
while (info != NULL) { |
| 462 |
|
|
|
| 463 |
|
|
// Disk in drive? |
| 464 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) { |
| 465 |
|
|
|
| 466 |
|
|
// No, check if disk was inserted |
| 467 |
|
|
if (SysIsDiskInserted(info->fh)) |
| 468 |
|
|
CDROMMountVolume(info->fh); |
| 469 |
|
|
} |
| 470 |
|
|
|
| 471 |
|
|
// Mount disk if flagged |
| 472 |
|
|
if (info->to_be_mounted) { |
| 473 |
|
|
D(bug(" mounting drive %d\n", info->num)); |
| 474 |
|
|
M68kRegisters r; |
| 475 |
|
|
r.d[0] = info->num; |
| 476 |
|
|
r.a[0] = 7; // diskEvent |
| 477 |
|
|
Execute68kTrap(0xa02f, &r); // PostEvent() |
| 478 |
|
|
info->to_be_mounted = false; |
| 479 |
|
|
} |
| 480 |
|
|
|
| 481 |
|
|
info = info->next; |
| 482 |
|
|
} |
| 483 |
|
|
return noErr; |
| 484 |
|
|
} |
| 485 |
|
|
|
| 486 |
|
|
case 81: // Set poll freq |
| 487 |
|
|
WriteMacInt16(dce + dCtlDelay, ReadMacInt16(pb + csParam)); |
| 488 |
|
|
return noErr; |
| 489 |
|
|
} |
| 490 |
|
|
|
| 491 |
|
|
// Drive valid? |
| 492 |
|
|
DriveInfo *info; |
| 493 |
|
|
if ((info = get_drive_info(ReadMacInt16(pb + ioVRefNum))) == NULL) |
| 494 |
|
|
if (first_drive_info == NULL) |
| 495 |
|
|
return nsDrvErr; |
| 496 |
|
|
else |
| 497 |
|
|
info = first_drive_info; // This is needed for Apple's Audio CD program |
| 498 |
|
|
|
| 499 |
|
|
// Drive-specific codes |
| 500 |
|
|
switch (code) { |
| 501 |
|
|
case 5: // VerifyTheDisc |
| 502 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) > 0) |
| 503 |
|
|
return noErr; |
| 504 |
|
|
else |
| 505 |
|
|
return offLinErr; |
| 506 |
|
|
|
| 507 |
|
|
case 6: // FormatTheDisc |
| 508 |
|
|
return writErr; |
| 509 |
|
|
|
| 510 |
|
|
case 7: // EjectTheDisc |
| 511 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) > 0) { |
| 512 |
|
|
SysAllowRemoval(info->fh); |
| 513 |
|
|
SysEject(info->fh); |
| 514 |
|
|
WriteMacInt8(info->status + dsDiskInPlace, 0); |
| 515 |
|
|
info->twok_offset = -1; |
| 516 |
|
|
} |
| 517 |
|
|
return noErr; |
| 518 |
|
|
|
| 519 |
|
|
case 21: // GetDriveIcon |
| 520 |
|
|
case 22: // GetMediaIcon |
| 521 |
|
|
WriteMacInt32(pb + csParam, CDROMIconAddr); |
| 522 |
|
|
return noErr; |
| 523 |
|
|
|
| 524 |
|
|
case 23: // DriveInfo |
| 525 |
|
|
WriteMacInt32(pb + csParam, 0x00000b01); // Unspecified external removable SCSI disk |
| 526 |
|
|
return noErr; |
| 527 |
|
|
|
| 528 |
|
|
case 70: { // SetPowerMode |
| 529 |
|
|
uint8 mode = ReadMacInt8(pb + csParam); |
| 530 |
|
|
if (mode > 3) |
| 531 |
|
|
return paramErr; |
| 532 |
|
|
else { |
| 533 |
|
|
info->power_mode = mode; |
| 534 |
|
|
return noErr; |
| 535 |
|
|
} |
| 536 |
|
|
} |
| 537 |
|
|
|
| 538 |
|
|
case 76: // ModifyPostEvent |
| 539 |
|
|
info->mount_non_hfs = ReadMacInt16(pb + csParam); |
| 540 |
|
|
return noErr; |
| 541 |
|
|
|
| 542 |
|
|
case 79: { // Change block size |
| 543 |
|
|
uint16 size = ReadMacInt16(pb + csParam); |
| 544 |
|
|
D(bug(" change block size to %d bytes\n", size)); |
| 545 |
|
|
if (size != 512 && size != 2048) |
| 546 |
|
|
return paramErr; |
| 547 |
|
|
else { |
| 548 |
|
|
info->block_size = size; |
| 549 |
|
|
return noErr; |
| 550 |
|
|
} |
| 551 |
|
|
} |
| 552 |
|
|
|
| 553 |
|
|
case 80: // SetUserEject |
| 554 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) > 0) { |
| 555 |
|
|
if (ReadMacInt16(pb + csParam) == 1) |
| 556 |
|
|
SysAllowRemoval(info->fh); |
| 557 |
|
|
else |
| 558 |
|
|
SysPreventRemoval(info->fh); |
| 559 |
|
|
return noErr; |
| 560 |
|
|
} else |
| 561 |
|
|
return offLinErr; |
| 562 |
|
|
|
| 563 |
|
|
case 100: { // ReadTOC |
| 564 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 565 |
|
|
return offLinErr; |
| 566 |
|
|
|
| 567 |
|
|
int action = ReadMacInt16(pb + csParam); |
| 568 |
|
|
D(bug(" read TOC %d\n", action)); |
| 569 |
|
|
switch (action) { |
| 570 |
|
|
case 1: // Get first/last track number |
| 571 |
|
|
WriteMacInt8(pb + csParam, bin2bcd[info->toc[2]]); |
| 572 |
|
|
WriteMacInt8(pb + csParam + 1, bin2bcd[info->toc[3]]); |
| 573 |
|
|
WriteMacInt16(pb + csParam + 2, 0); |
| 574 |
|
|
break; |
| 575 |
|
|
|
| 576 |
|
|
case 2: // Get lead out MSF starting address |
| 577 |
|
|
WriteMacInt8(pb + csParam, bin2bcd[info->lead_out[0]]); |
| 578 |
|
|
WriteMacInt8(pb + csParam + 1, bin2bcd[info->lead_out[1]]); |
| 579 |
|
|
WriteMacInt8(pb + csParam + 2, bin2bcd[info->lead_out[2]]); |
| 580 |
|
|
WriteMacInt8(pb + csParam + 3, 0); |
| 581 |
|
|
break; |
| 582 |
|
|
|
| 583 |
|
|
case 3: { // Get track starting address |
| 584 |
|
|
uint8 *buf = Mac2HostAddr(ReadMacInt32(pb + csParam + 2)); |
| 585 |
|
|
uint16 buf_size = ReadMacInt16(pb + csParam + 6); |
| 586 |
|
|
int track = bcd2bin[ReadMacInt8(pb + csParam + 8)]; |
| 587 |
|
|
|
| 588 |
|
|
// Search start track in TOC |
| 589 |
|
|
int i; |
| 590 |
|
|
for (i=4; i<804; i+=8) { |
| 591 |
|
|
if (info->toc[i+2] == track) |
| 592 |
|
|
break; |
| 593 |
|
|
} |
| 594 |
|
|
|
| 595 |
|
|
// Fill buffer |
| 596 |
|
|
if (i != 804) |
| 597 |
|
|
while (buf_size > 0) { |
| 598 |
|
|
*buf++ = info->toc[i+1] & 0x0f; // Control |
| 599 |
|
|
*buf++ = bin2bcd[info->toc[i+5]]; // M |
| 600 |
|
|
*buf++ = bin2bcd[info->toc[i+6]]; // S |
| 601 |
|
|
*buf++ = bin2bcd[info->toc[i+7]]; // F |
| 602 |
|
|
|
| 603 |
|
|
// Lead-Out? Then stop |
| 604 |
|
|
if (info->toc[i+2] == 0xaa) |
| 605 |
|
|
break; |
| 606 |
|
|
|
| 607 |
|
|
buf_size -= 4; |
| 608 |
|
|
i += 8; |
| 609 |
|
|
} |
| 610 |
|
|
break; |
| 611 |
|
|
} |
| 612 |
|
|
|
| 613 |
|
|
case 5: // Get session information |
| 614 |
|
|
WriteMacInt16(pb + csParam, 1); // First session number |
| 615 |
|
|
WriteMacInt16(pb + csParam + 2, 1); // Last session number |
| 616 |
|
|
WriteMacInt16(pb + csParam + 4, bin2bcd[info->toc[2]]); // First track number of last session |
| 617 |
|
|
WriteMacInt8(pb + csParam + 6, info->toc[5] & 0x0f); // Control |
| 618 |
|
|
WriteMacInt8(pb + csParam + 7, bin2bcd[info->toc[9]]); // M |
| 619 |
|
|
WriteMacInt8(pb + csParam + 8, bin2bcd[info->toc[10]]); // S |
| 620 |
|
|
WriteMacInt8(pb + csParam + 9, bin2bcd[info->toc[11]]); // F |
| 621 |
|
|
break; |
| 622 |
|
|
|
| 623 |
|
|
default: |
| 624 |
|
|
printf("FATAL: .AppleCD/Control(100): unimplemented TOC type\n"); |
| 625 |
|
|
return paramErr; |
| 626 |
|
|
} |
| 627 |
|
|
return noErr; |
| 628 |
|
|
} |
| 629 |
|
|
|
| 630 |
|
|
case 101: { // ReadTheQSubcode |
| 631 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) { |
| 632 |
|
|
memset(Mac2HostAddr(pb + csParam), 0, 10); |
| 633 |
|
|
return offLinErr; |
| 634 |
|
|
} |
| 635 |
|
|
|
| 636 |
|
|
uint8 pos[16]; |
| 637 |
|
|
if (SysCDGetPosition(info->fh, pos)) { |
| 638 |
|
|
uint8 *p = Mac2HostAddr(pb + csParam); |
| 639 |
|
|
*p++ = pos[5] & 0x0f; // Control |
| 640 |
|
|
*p++ = bin2bcd[pos[6]]; // Track number |
| 641 |
|
|
*p++ = bin2bcd[pos[7]]; // Index number |
| 642 |
|
|
*p++ = bin2bcd[pos[13]]; // M (rel) |
| 643 |
|
|
*p++ = bin2bcd[pos[14]]; // S (rel) |
| 644 |
|
|
*p++ = bin2bcd[pos[15]]; // F (rel) |
| 645 |
|
|
*p++ = bin2bcd[pos[9]]; // M (abs) |
| 646 |
|
|
*p++ = bin2bcd[pos[10]]; // S (abs) |
| 647 |
|
|
*p++ = bin2bcd[pos[11]]; // F (abs) |
| 648 |
|
|
*p++ = 0; |
| 649 |
|
|
return noErr; |
| 650 |
|
|
} else |
| 651 |
|
|
return ioErr; |
| 652 |
|
|
} |
| 653 |
|
|
|
| 654 |
|
|
case 102: // ReadHeader |
| 655 |
|
|
printf("FATAL: .AppleCD/Control(102): unimplemented call\n"); |
| 656 |
|
|
return controlErr; |
| 657 |
|
|
|
| 658 |
|
|
case 103: { // AudioTrackSearch |
| 659 |
|
|
D(bug(" AudioTrackSearch postype %d, pos %08lx, hold %d\n", ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2), ReadMacInt16(pb + csParam + 6))); |
| 660 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 661 |
|
|
return offLinErr; |
| 662 |
|
|
|
| 663 |
|
|
uint8 start_m, start_s, start_f; |
| 664 |
|
|
if (!position2msf(info, ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2), false, start_m, start_s, start_f)) |
| 665 |
|
|
return paramErr; |
| 666 |
|
|
info->play_mode = ReadMacInt8(pb + csParam + 9) & 0x0f; |
| 667 |
|
|
if (!SysCDPlay(info->fh, start_m, start_s, start_f, info->stop_at[0], info->stop_at[1], info->stop_at[2])) |
| 668 |
|
|
return paramErr; |
| 669 |
|
|
if (ReadMacInt16(pb + csParam + 6) == 0) // Hold |
| 670 |
|
|
SysCDPause(info->fh); |
| 671 |
|
|
return noErr; |
| 672 |
|
|
} |
| 673 |
|
|
|
| 674 |
|
|
case 104: // AudioPlay |
| 675 |
|
|
D(bug(" AudioPlay postype %d, pos %08lx, hold %d\n", ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2), ReadMacInt16(pb + csParam + 6))); |
| 676 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 677 |
|
|
return offLinErr; |
| 678 |
|
|
|
| 679 |
|
|
if (ReadMacInt16(pb + csParam + 6)) { |
| 680 |
|
|
// Given stopping address |
| 681 |
|
|
if (!position2msf(info, ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2), true, info->stop_at[0], info->stop_at[1], info->stop_at[2])) |
| 682 |
|
|
return paramErr; |
| 683 |
|
|
} else { |
| 684 |
|
|
// Given starting address |
| 685 |
|
|
uint8 start_m, start_s, start_f; |
| 686 |
|
|
if (!position2msf(info, ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2), false, start_m, start_s, start_f)) |
| 687 |
|
|
return paramErr; |
| 688 |
|
|
info->play_mode = ReadMacInt8(pb + csParam + 9) & 0x0f; |
| 689 |
|
|
if (!SysCDPlay(info->fh, start_m, start_s, start_f, info->stop_at[0], info->stop_at[1], info->stop_at[2])) |
| 690 |
|
|
return paramErr; |
| 691 |
|
|
} |
| 692 |
|
|
return noErr; |
| 693 |
|
|
|
| 694 |
|
|
case 105: // AudioPause |
| 695 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 696 |
|
|
return offLinErr; |
| 697 |
|
|
|
| 698 |
|
|
switch (ReadMacInt32(pb + csParam)) { |
| 699 |
|
|
case 0: |
| 700 |
|
|
if (!SysCDResume(info->fh)) |
| 701 |
|
|
return paramErr; |
| 702 |
|
|
break; |
| 703 |
|
|
case 1: |
| 704 |
|
|
if (!SysCDPause(info->fh)) |
| 705 |
|
|
return paramErr; |
| 706 |
|
|
break; |
| 707 |
|
|
default: |
| 708 |
|
|
return paramErr; |
| 709 |
|
|
} |
| 710 |
|
|
return noErr; |
| 711 |
|
|
|
| 712 |
|
|
case 106: // AudioStop |
| 713 |
|
|
D(bug(" AudioStop postype %d, pos %08lx\n", ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2))); |
| 714 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 715 |
|
|
return offLinErr; |
| 716 |
|
|
|
| 717 |
|
|
if (ReadMacInt16(pb + csParam) == 0 && ReadMacInt32(pb + csParam + 2) == 0) { |
| 718 |
|
|
// Stop immediately |
| 719 |
|
|
if (!SysCDStop(info->fh, info->lead_out[0], info->lead_out[1], info->lead_out[2])) |
| 720 |
|
|
return paramErr; |
| 721 |
|
|
} else { |
| 722 |
|
|
// Given stopping address |
| 723 |
|
|
if (!position2msf(info, ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2), true, info->stop_at[0], info->stop_at[1], info->stop_at[2])) |
| 724 |
|
|
return paramErr; |
| 725 |
|
|
} |
| 726 |
|
|
return noErr; |
| 727 |
|
|
|
| 728 |
|
|
case 107: { // AudioStatus |
| 729 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 730 |
|
|
return offLinErr; |
| 731 |
|
|
|
| 732 |
|
|
uint8 pos[16]; |
| 733 |
|
|
if (!SysCDGetPosition(info->fh, pos)) |
| 734 |
|
|
return paramErr; |
| 735 |
|
|
|
| 736 |
|
|
uint8 *p = Mac2HostAddr(pb + csParam); |
| 737 |
|
|
switch (pos[1]) { |
| 738 |
|
|
case 0x11: |
| 739 |
|
|
*p++ = 0; // Audio play in progress |
| 740 |
|
|
break; |
| 741 |
|
|
case 0x12: |
| 742 |
|
|
*p++ = 1; // Audio play paused |
| 743 |
|
|
break; |
| 744 |
|
|
case 0x13: |
| 745 |
|
|
*p++ = 3; // Audio play completed |
| 746 |
|
|
break; |
| 747 |
|
|
case 0x14: |
| 748 |
|
|
*p++ = 4; // Error occurred |
| 749 |
|
|
break; |
| 750 |
|
|
default: |
| 751 |
|
|
*p++ = 5; // No audio play operation requested |
| 752 |
|
|
break; |
| 753 |
|
|
} |
| 754 |
|
|
*p++ = info->play_mode; |
| 755 |
|
|
*p++ = pos[5] & 0x0f; // Control |
| 756 |
|
|
*p++ = bin2bcd[pos[9]]; // M (abs) |
| 757 |
|
|
*p++ = bin2bcd[pos[10]]; // S (abs) |
| 758 |
|
|
*p++ = bin2bcd[pos[11]]; // F (abs) |
| 759 |
|
|
return noErr; |
| 760 |
|
|
} |
| 761 |
|
|
|
| 762 |
|
|
case 108: { // AudioScan |
| 763 |
|
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 0) |
| 764 |
|
|
return offLinErr; |
| 765 |
|
|
|
| 766 |
|
|
uint8 start_m, start_s, start_f; |
| 767 |
|
|
if (!position2msf(info, ReadMacInt16(pb + csParam), ReadMacInt32(pb + csParam + 2), false, start_m, start_s, start_f)) |
| 768 |
|
|
return paramErr; |
| 769 |
|
|
|
| 770 |
|
|
if (!SysCDScan(info->fh, start_m, start_s, start_f, ReadMacInt16(pb + csParam + 6))) |
| 771 |
|
|
return paramErr; |
| 772 |
|
|
else |
| 773 |
|
|
return noErr; |
| 774 |
|
|
} |
| 775 |
|
|
|
| 776 |
|
|
case 109: // AudioControl |
| 777 |
|
|
SysCDSetVolume(info->fh, ReadMacInt8(pb + csParam), ReadMacInt8(pb + csParam + 1)); |
| 778 |
|
|
return noErr; |
| 779 |
|
|
|
| 780 |
|
|
case 110: // ReadMCN |
| 781 |
|
|
printf("FATAL: .AppleCD/Control(110): unimplemented call\n"); |
| 782 |
|
|
return controlErr; |
| 783 |
|
|
|
| 784 |
|
|
case 111: // ReadISRC |
| 785 |
|
|
printf("FATAL: .AppleCD/Control(111): unimplemented call\n"); |
| 786 |
|
|
return controlErr; |
| 787 |
|
|
|
| 788 |
|
|
case 112: { // ReadAudioVolume |
| 789 |
|
|
uint8 left, right; |
| 790 |
|
|
SysCDGetVolume(info->fh, left, right); |
| 791 |
|
|
WriteMacInt8(pb + csParam, left); |
| 792 |
|
|
WriteMacInt8(pb + csParam + 1, right); |
| 793 |
|
|
return noErr; |
| 794 |
|
|
} |
| 795 |
|
|
|
| 796 |
|
|
case 113: // GetSpindleSpeed |
| 797 |
|
|
WriteMacInt16(pb + csParam, 0xff); |
| 798 |
|
|
return noErr; |
| 799 |
|
|
|
| 800 |
|
|
case 114: // SetSpindleSpeed |
| 801 |
|
|
return noErr; |
| 802 |
|
|
|
| 803 |
|
|
case 115: // ReadAudio |
| 804 |
|
|
printf("FATAL: .AppleCD/Control(115): unimplemented call\n"); |
| 805 |
|
|
return controlErr; |
| 806 |
|
|
|
| 807 |
|
|
case 116: // ReadAllSubcodes |
| 808 |
|
|
printf("FATAL: .AppleCD/Control(116): unimplemented call\n"); |
| 809 |
|
|
return controlErr; |
| 810 |
|
|
|
| 811 |
|
|
case 122: // SetTrackList |
| 812 |
|
|
printf("FATAL: .AppleCD/Control(122): unimplemented call\n"); |
| 813 |
|
|
return controlErr; |
| 814 |
|
|
|
| 815 |
|
|
case 123: // GetTrackList |
| 816 |
|
|
printf("FATAL: .AppleCD/Control(123): unimplemented call\n"); |
| 817 |
|
|
return controlErr; |
| 818 |
|
|
|
| 819 |
|
|
case 124: // GetTrackIndex |
| 820 |
|
|
printf("FATAL: .AppleCD/Control(124): unimplemented call\n"); |
| 821 |
|
|
return controlErr; |
| 822 |
|
|
|
| 823 |
|
|
case 125: // SetPlayMode |
| 824 |
|
|
D(bug(" SetPlayMode %04x\n", ReadMacInt16(pb + csParam))); |
| 825 |
|
|
printf("FATAL: .AppleCD/Control(125): unimplemented call\n"); |
| 826 |
|
|
return controlErr; |
| 827 |
|
|
|
| 828 |
|
|
case 126: // GetPlayMode (Apple's Audio CD program needs this) |
| 829 |
|
|
WriteMacInt16(pb + csParam, 0); |
| 830 |
|
|
return noErr; |
| 831 |
|
|
|
| 832 |
|
|
default: |
| 833 |
|
|
printf("WARNING: Unknown CDROMControl(%d)\n", code); |
| 834 |
|
|
return controlErr; |
| 835 |
|
|
} |
| 836 |
|
|
} |
| 837 |
|
|
|
| 838 |
|
|
|
| 839 |
|
|
/* |
| 840 |
|
|
* Driver Status() routine |
| 841 |
|
|
*/ |
| 842 |
|
|
|
| 843 |
|
|
int16 CDROMStatus(uint32 pb, uint32 dce) |
| 844 |
|
|
{ |
| 845 |
|
|
DriveInfo *info = get_drive_info(ReadMacInt16(pb + ioVRefNum)); |
| 846 |
|
|
uint16 code = ReadMacInt16(pb + csCode); |
| 847 |
|
|
D(bug("CDROMStatus %d\n", code)); |
| 848 |
|
|
|
| 849 |
|
|
// General codes |
| 850 |
|
|
switch (code) { |
| 851 |
|
|
case 43: { // DriverGestalt |
| 852 |
|
|
uint32 sel = ReadMacInt32(pb + csParam); |
| 853 |
|
|
D(bug(" driver gestalt %c%c%c%c\n", sel >> 24, sel >> 16, sel >> 8, sel)); |
| 854 |
|
|
switch (sel) { |
| 855 |
|
|
case 'vers': // Version |
| 856 |
|
|
WriteMacInt32(pb + csParam + 4, 0x05208000); |
| 857 |
|
|
break; |
| 858 |
|
|
case 'devt': // Device type |
| 859 |
|
|
WriteMacInt32(pb + csParam + 4, 'cdrm'); |
| 860 |
|
|
break; |
| 861 |
|
|
case 'intf': // Interface type |
| 862 |
|
|
WriteMacInt32(pb + csParam + 4, 'basi'); |
| 863 |
|
|
break; |
| 864 |
|
|
case 'sync': // Only synchronous operation? |
| 865 |
|
|
WriteMacInt32(pb + csParam + 4, 0x01000000); |
| 866 |
|
|
break; |
| 867 |
|
|
case 'boot': // Boot ID |
| 868 |
|
|
if (info != NULL) |
| 869 |
|
|
WriteMacInt16(pb + csParam + 4, info->num); |
| 870 |
|
|
else |
| 871 |
|
|
WriteMacInt16(pb + csParam + 4, 0); |
| 872 |
|
|
WriteMacInt16(pb + csParam + 6, (uint16)CDROMRefNum); |
| 873 |
|
|
break; |
| 874 |
|
|
case 'wide': // 64-bit access supported? |
| 875 |
|
|
WriteMacInt16(pb + csParam + 4, 0); |
| 876 |
|
|
break; |
| 877 |
|
|
case 'purg': // Purge flags |
| 878 |
|
|
WriteMacInt32(pb + csParam + 4, 0); |
| 879 |
|
|
break; |
| 880 |
|
|
case 'ejec': // Eject flags |
| 881 |
|
|
WriteMacInt32(pb + csParam + 4, 0x00030003); // Don't eject on shutdown/restart |
| 882 |
|
|
break; |
| 883 |
|
|
case 'flus': // Flush flags |
| 884 |
|
|
WriteMacInt16(pb + csParam + 4, 0); |
| 885 |
|
|
break; |
| 886 |
|
|
case 'vmop': // Virtual memory attributes |
| 887 |
|
|
WriteMacInt32(pb + csParam + 4, 0); // Drive not available for VM |
| 888 |
|
|
break; |
| 889 |
|
|
default: |
| 890 |
|
|
return statusErr; |
| 891 |
|
|
} |
| 892 |
|
|
return noErr; |
| 893 |
|
|
} |
| 894 |
|
|
} |
| 895 |
|
|
|
| 896 |
|
|
// Drive valid? |
| 897 |
|
|
if (info == NULL) |
| 898 |
|
|
if (first_drive_info == NULL) |
| 899 |
|
|
return nsDrvErr; |
| 900 |
|
|
else |
| 901 |
|
|
info = first_drive_info; // This is needed for Apple's Audio CD program |
| 902 |
|
|
|
| 903 |
|
|
// Drive-specific codes |
| 904 |
|
|
switch (code) { |
| 905 |
|
|
case 8: // DriveStatus |
| 906 |
|
|
memcpy(Mac2HostAddr(pb + csParam), Mac2HostAddr(info->status), 22); |
| 907 |
|
|
return noErr; |
| 908 |
|
|
|
| 909 |
|
|
case 70: // GetPowerMode |
| 910 |
|
|
WriteMacInt16(pb + csParam, info->power_mode << 8); |
| 911 |
|
|
return noErr; |
| 912 |
|
|
|
| 913 |
|
|
case 95: // Get2KOffset |
| 914 |
|
|
if (info->twok_offset > 0) { |
| 915 |
|
|
WriteMacInt16(pb + csParam, info->twok_offset); |
| 916 |
|
|
return noErr; |
| 917 |
|
|
} else |
| 918 |
|
|
return statusErr; |
| 919 |
|
|
|
| 920 |
|
|
case 96: // Get drive type |
| 921 |
|
|
WriteMacInt16(pb + csParam, 3); // Apple CD 300 or newer |
| 922 |
|
|
return noErr; |
| 923 |
|
|
|
| 924 |
|
|
case 98: // Get block size |
| 925 |
|
|
WriteMacInt16(pb + csParam, info->block_size); |
| 926 |
|
|
return noErr; |
| 927 |
|
|
|
| 928 |
|
|
case 120: // Return device ident |
| 929 |
|
|
WriteMacInt32(pb + csParam, 0); |
| 930 |
|
|
return noErr; |
| 931 |
|
|
|
| 932 |
|
|
case 121: // Get CD features |
| 933 |
|
|
WriteMacInt16(pb + csParam, 0x0200); // 300 KB/s |
| 934 |
|
|
WriteMacInt16(pb + csParam, 0x0300); // SCSI-2, stereo |
| 935 |
|
|
return noErr; |
| 936 |
|
|
|
| 937 |
|
|
default: |
| 938 |
|
|
printf("WARNING: Unknown CDROMStatus(%d)\n", code); |
| 939 |
|
|
return statusErr; |
| 940 |
|
|
} |
| 941 |
|
|
} |
