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/* |
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* slot_rom.cpp - Slot declaration ROM |
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* |
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* Basilisk II (C) 1996-2001 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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/* |
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* SEE ALSO |
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* Inside Macintosh: Devices, chapter 2 "Slot Manager" |
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* Designing Cards and Drivers for the Macintosh Family, Second Edition |
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*/ |
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|
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#include <stdio.h> |
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#include <string.h> |
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|
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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 "video.h" |
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#include "emul_op.h" |
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#include "version.h" |
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#include "slot_rom.h" |
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|
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|
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// Temporary buffer for slot ROM |
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static uint8 srom[4096]; |
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|
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// Index in srom |
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static uint32 p; |
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|
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// Length of slot ROM |
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static int slot_rom_size = 0; |
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|
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|
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/* |
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* Construct slot declaration ROM and copy it into the Mac ROM (must be called after VideoInit()) |
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*/ |
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|
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static void Offs(uint8 type, uint32 ptr) |
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{ |
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uint32 offs = ptr - p; |
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srom[p++] = type; |
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srom[p++] = offs >> 16; |
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srom[p++] = offs >> 8; |
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srom[p++] = offs; |
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} |
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|
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static void Rsrc(uint8 type, uint32 data) |
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{ |
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srom[p++] = type; |
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srom[p++] = data >> 16; |
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srom[p++] = data >> 8; |
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srom[p++] = data; |
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} |
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|
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static void EndOfList(void) |
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{ |
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srom[p++] = 0xff; |
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srom[p++] = 0; |
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srom[p++] = 0; |
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srom[p++] = 0; |
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} |
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|
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static void Long(uint32 data) |
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{ |
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srom[p++] = data >> 24; |
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srom[p++] = data >> 16; |
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srom[p++] = data >> 8; |
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srom[p++] = data; |
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} |
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|
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static void Word(uint16 data) |
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{ |
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srom[p++] = data >> 8; |
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srom[p++] = data; |
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} |
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|
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static void String(char *str) |
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{ |
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while ((srom[p++] = *str++) != 0) ; |
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if (p & 1) |
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srom[p++] = 0; |
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} |
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|
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static void PString(char *str) |
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{ |
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srom[p++] = strlen(str); |
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while ((srom[p++] = *str++) != 0) ; |
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p--; |
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if (p & 1) |
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srom[p++] = 0; |
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} |
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|
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static uint32 VModeParms(const video_mode &mode, video_depth depth) |
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{ |
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uint32 ret = p; |
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Long(50); // Length |
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Long(0); // Base offset |
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Word(video_bytes_per_row(depth, mode.resolution_id)); |
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Word(0); // Bounds |
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Word(0); |
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Word(mode.y); |
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Word(mode.x); |
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Word(0); // Version |
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Word(0); // Pack type |
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Long(0); // Pack size |
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Long(0x00480000); // HRes |
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Long(0x00480000); // VRes |
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switch (depth) { |
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case VDEPTH_1BIT: |
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Word(0); // Pixel type (indirect) |
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Word(1); // Pixel size |
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Word(1); // CmpCount |
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Word(1); // CmpSize |
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break; |
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case VDEPTH_2BIT: |
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Word(0); // Pixel type (indirect) |
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Word(2); // Pixel size |
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Word(1); // CmpCount |
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Word(2); // CmpSize |
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break; |
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case VDEPTH_4BIT: |
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Word(0); // Pixel type (indirect) |
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Word(4); // Pixel size |
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Word(1); // CmpCount |
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Word(4); // CmpSize |
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break; |
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case VDEPTH_8BIT: |
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Word(0); // Pixel type (indirect) |
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Word(8); // Pixel size |
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Word(1); // CmpCount |
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Word(8); // CmpSize |
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break; |
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case VDEPTH_16BIT: |
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Word(16); // Pixel type (direct) |
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Word(16); // Pixel size |
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Word(3); // CmpCount |
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Word(5); // CmpSize |
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break; |
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case VDEPTH_32BIT: |
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Word(16); // Pixel type (direct) |
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Word(32); // Pixel size |
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Word(3); // CmpCount |
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Word(8); // CmpSize |
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break; |
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} |
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Long(0); // Plane size |
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Long(0); // Reserved |
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return ret; |
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} |
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|
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static uint32 VModeDesc(uint32 params, bool direct) |
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{ |
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uint32 ret = p; |
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Offs(0x01, params); // Video parameters |
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Rsrc(0x03, 1); // Page count |
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Rsrc(0x04, direct ? 2 : 0); // Device type |
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EndOfList(); |
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return ret; |
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} |
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|
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bool InstallSlotROM(void) |
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{ |
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uint32 boardType, boardName, vendorID, revLevel, partNum, date; |
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uint32 vendorInfo, sRsrcBoard; |
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|
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uint32 videoType, videoName, minorBase, minorLength, videoDrvr, vidDrvrDir; |
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uint32 defaultGamma, gammaDir, sRsrcVideo; |
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uint32 vidModeParms1, vidModeParms2, vidModeParms4, vidModeParms8, vidModeParms16, vidModeParms32; |
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uint32 vidMode1, vidMode2, vidMode4, vidMode8, vidMode16, vidMode32; |
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|
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uint32 cpuType, cpuName, cpuMajor, cpuMinor, sRsrcCPU; |
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|
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uint32 etherType, etherName, etherDrvr, etherDrvrDir, sRsrcEther; |
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|
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uint32 sRsrcDir; |
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|
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char str[256]; |
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p = 0; |
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|
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// Board sResource |
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boardType = p; // Literals |
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Word(1); Word(0); Word(0); Word(0); // Board sResource |
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boardName = p; |
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String("Basilisk II Slot ROM"); |
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vendorID = p; |
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String("Christian Bauer"); |
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revLevel = p; |
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sprintf(str, "V%d.%d", VERSION_MAJOR, VERSION_MINOR); |
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String(str); |
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partNum = p; |
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String("BasiliskII"); |
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date = p; |
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String(__DATE__); |
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|
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vendorInfo = p; // Vendor Info |
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Offs(0x01, vendorID); // Vendor ID |
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Offs(0x03, revLevel); // Revision level |
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Offs(0x04, partNum); // Part number |
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Offs(0x05, date); // ROM build date |
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EndOfList(); |
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|
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sRsrcBoard = p; |
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Offs(0x01, boardType); // Board descriptor |
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Offs(0x02, boardName); // Board name |
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Rsrc(0x20, 0x4232); // Board ID ('B2') |
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Offs(0x24, vendorInfo); // Vendor Info |
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EndOfList(); |
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|
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// Video sResource for default mode |
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videoType = p; // Literals |
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Word(3); Word(1); Word(1); Word(0x4232); // Display Video Apple 'B2' |
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videoName = p; |
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String("Display_Video_Apple_Basilisk"); |
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minorBase = p; |
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Long(VideoMonitor.mac_frame_base); // Frame buffer base |
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minorLength = p; |
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Long(0); // Frame buffer size (unspecified) |
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|
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videoDrvr = p; // Video driver |
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Long(0x72); // Length |
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Word(0x4c00); Word(0); Word(0); Word(0); |
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Word(0x32); // Open offset |
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Word(0x36); // Prime offset |
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Word(0x3a); // Control offset |
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Word(0x46); // Status offset |
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Word(0x6c); // Close offset |
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PString(".Display_Video_Apple_Basilisk"); |
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Word(1); // Driver version |
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Word(M68K_EMUL_OP_VIDEO_OPEN); // Open() |
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Word(0x4e75); |
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Word(0x70ff); // Prime() |
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Word(0x600e); |
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Word(M68K_EMUL_OP_VIDEO_CONTROL); // Control() |
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Word(0x0c68); Word(0x0001); Word(0x001a); |
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Word(0x6604); |
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Word(0x4e75); |
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Word(M68K_EMUL_OP_VIDEO_STATUS); // Status() |
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Word(0x3228); Word(0x0006); // IOReturn |
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Word(0x0801); Word(0x0009); |
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Word(0x670c); |
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Word(0x4a40); |
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Word(0x6f02); |
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Word(0x4240); |
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Word(0x3140); Word(0x0010); |
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Word(0x4e75); |
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Word(0x4a40); |
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Word(0x6f04); |
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Word(0x4240); |
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Word(0x4e75); |
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Word(0x2f38); Word(0x08fc); |
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Word(0x4e75); |
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Word(0x70e8); // Close() |
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Word(0x4e75); |
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|
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vidDrvrDir = p; // Driver directory |
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Offs(0x02, videoDrvr); // sMacOS68020 |
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EndOfList(); |
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|
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defaultGamma = p; // Gamma table |
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Long(38 + 0x100); // Length |
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Word(0x2000); // Resource ID |
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String("Mac HiRes Std Gamma"); |
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Word(0); // Version |
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Word(0); // Type |
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Word(0); // FormulaSize |
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Word(1); // ChanCnt |
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Word(0x0100); // DataCnt |
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Word(8); // ChanWidth |
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Long(0x0005090B); Long(0x0E101315); Long(0x17191B1D); Long(0x1E202224); |
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Long(0x2527282A); Long(0x2C2D2F30); Long(0x31333436); Long(0x37383A3B); |
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Long(0x3C3E3F40); Long(0x42434445); Long(0x4748494A); Long(0x4B4D4E4F); |
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Long(0x50515254); Long(0x55565758); Long(0x595A5B5C); Long(0x5E5F6061); |
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Long(0x62636465); Long(0x66676869); Long(0x6A6B6C6D); Long(0x6E6F7071); |
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Long(0x72737475); Long(0x76777879); Long(0x7A7B7C7D); Long(0x7E7F8081); |
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Long(0x81828384); Long(0x85868788); Long(0x898A8B8C); Long(0x8C8D8E8F); |
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Long(0x90919293); Long(0x94959596); Long(0x9798999A); Long(0x9B9B9C9D); |
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Long(0x9E9FA0A1); Long(0xA1A2A3A4); Long(0xA5A6A6A7); Long(0xA8A9AAAB); |
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Long(0xABACADAE); Long(0xAFB0B0B1); Long(0xB2B3B4B4); Long(0xB5B6B7B8); |
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Long(0xB8B9BABB); Long(0xBCBCBDBE); Long(0xBFC0C0C1); Long(0xC2C3C3C4); |
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Long(0xC5C6C7C7); Long(0xC8C9CACA); Long(0xCBCCCDCD); Long(0xCECFD0D0); |
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Long(0xD1D2D3D3); Long(0xD4D5D6D6); Long(0xD7D8D9D9); Long(0xDADBDCDC); |
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Long(0xDDDEDFDF); Long(0xE0E1E1E2); Long(0xE3E4E4E5); Long(0xE6E7E7E8); |
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Long(0xE9E9EAEB); Long(0xECECEDEE); Long(0xEEEFF0F1); Long(0xF1F2F3F3); |
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Long(0xF4F5F5F6); Long(0xF7F8F8F9); Long(0xFAFAFBFC); Long(0xFCFDFEFF); |
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|
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gammaDir = p; // Gamma directory |
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Offs(0x80, defaultGamma); |
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EndOfList(); |
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|
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vidModeParms1 = VModeParms(VideoMonitor.mode, VDEPTH_1BIT); |
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vidModeParms2 = VModeParms(VideoMonitor.mode, VDEPTH_2BIT); |
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vidModeParms4 = VModeParms(VideoMonitor.mode, VDEPTH_4BIT); |
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vidModeParms8 = VModeParms(VideoMonitor.mode, VDEPTH_8BIT); |
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vidModeParms16 = VModeParms(VideoMonitor.mode, VDEPTH_16BIT); |
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vidModeParms32 = VModeParms(VideoMonitor.mode, VDEPTH_32BIT); |
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|
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vidMode1 = VModeDesc(vidModeParms1, false); |
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vidMode2 = VModeDesc(vidModeParms2, false); |
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vidMode4 = VModeDesc(vidModeParms4, false); |
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vidMode8 = VModeDesc(vidModeParms8, false); |
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vidMode16 = VModeDesc(vidModeParms16, true); |
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vidMode32 = VModeDesc(vidModeParms32, true); |
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|
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sRsrcVideo = p; |
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Offs(0x01, videoType); // Video type descriptor |
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Offs(0x02, videoName); // Driver name |
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Offs(0x04, vidDrvrDir); // Driver directory |
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Rsrc(0x08, 0x4232); // Hardware device ID ('B2') |
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Offs(0x0a, minorBase); // Frame buffer base |
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Offs(0x0b, minorLength); // Frame buffer length |
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Offs(0x40, gammaDir); // Gamma directory |
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Rsrc(0x7d, 6); // Video attributes: Default to color, built-in |
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if (video_has_depth(VDEPTH_1BIT)) |
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Offs(DepthToAppleMode(VDEPTH_1BIT), vidMode1); // Video mode parameters for 1 bit |
330 |
if (video_has_depth(VDEPTH_2BIT)) |
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Offs(DepthToAppleMode(VDEPTH_2BIT), vidMode2); // Video mode parameters for 2 bit |
332 |
if (video_has_depth(VDEPTH_4BIT)) |
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Offs(DepthToAppleMode(VDEPTH_4BIT), vidMode4); // Video mode parameters for 4 bit |
334 |
if (video_has_depth(VDEPTH_8BIT)) |
335 |
Offs(DepthToAppleMode(VDEPTH_8BIT), vidMode8); // Video mode parameters for 8 bit |
336 |
if (video_has_depth(VDEPTH_16BIT)) |
337 |
Offs(DepthToAppleMode(VDEPTH_16BIT), vidMode16); // Video mode parameters for 16 bit |
338 |
if (video_has_depth(VDEPTH_32BIT)) |
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Offs(DepthToAppleMode(VDEPTH_32BIT), vidMode32); // Video mode parameters for 32 bit |
340 |
EndOfList(); |
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|
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// CPU sResource |
343 |
cpuType = p; // Literals |
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Word(10); Word(3); Word(0); Word(24); // CPU 68020 |
345 |
cpuName = p; |
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String("CPU_68020"); |
347 |
cpuMajor = p; |
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Long(0); Long(0x7fffffff); |
349 |
cpuMinor = p; |
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Long(0xf0800000); Long(0xf0ffffff); |
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|
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sRsrcCPU = p; |
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Offs(0x01, cpuType); // Type descriptor |
354 |
Offs(0x02, cpuName); // CPU name |
355 |
Offs(0x81, cpuMajor); // Major RAM space |
356 |
Offs(0x82, cpuMinor); // Minor RAM space |
357 |
EndOfList(); |
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|
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// Ethernet sResource |
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etherType = p; // Literals |
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Word(4); Word(1); Word(1); Word(0x4232); // Network Ethernet Apple 'B2' |
362 |
etherName = p; |
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String("Network_Ethernet_Apple_BasiliskII"); |
364 |
|
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etherDrvr = p; // Video driver |
366 |
Long(0x88); // Length |
367 |
Word(0x4400); Word(0); Word(0); Word(0); |
368 |
Word(0x4a); // Open offset |
369 |
Word(0x4e); // Prime offset |
370 |
Word(0x52); // Control offset |
371 |
Word(0x4e); // Status offset |
372 |
Word(0x82); // Close offset |
373 |
PString(".ENET"); |
374 |
Word(0x0111); Word(0x8000); // Driver version |
375 |
Word(0); |
376 |
PString("1.1.1 "); |
377 |
PString("Basilisk II Ethernet Network Driver"); |
378 |
Word(M68K_EMUL_OP_ETHER_OPEN); // Open() |
379 |
Word(0x4e75); |
380 |
Word(0x70ef); // Prime()/Status() |
381 |
Word(0x600c); |
382 |
Word(M68K_EMUL_OP_ETHER_CONTROL); // Control() |
383 |
Word(0x0c68); Word(0x0001); Word(0x001a); |
384 |
Word(0x6602); |
385 |
Word(0x4e75); |
386 |
Word(0x3228); Word(0x0006); // IOReturn |
387 |
Word(0x0801); Word(0x0009); |
388 |
Word(0x670c); |
389 |
Word(0x4a40); |
390 |
Word(0x6f02); |
391 |
Word(0x4240); |
392 |
Word(0x3140); Word(0x0010); |
393 |
Word(0x4e75); |
394 |
Word(0x4a40); |
395 |
Word(0x6f04); |
396 |
Word(0x4240); |
397 |
Word(0x4e75); |
398 |
Word(0x2f38); Word(0x08fc); |
399 |
Word(0x4e75); |
400 |
Word(0x70e8); // Close() |
401 |
Word(0x4e75); |
402 |
|
403 |
etherDrvrDir = p; // Driver directory |
404 |
Offs(0x02, etherDrvr); // sMacOS68020 |
405 |
EndOfList(); |
406 |
|
407 |
sRsrcEther = p; |
408 |
Offs(0x01, etherType); // Type descriptor |
409 |
Offs(0x02, etherName); // Driver name |
410 |
Offs(0x04, etherDrvrDir); // Driver directory |
411 |
Rsrc(0x07, 2); // Flags: OpenAtStart |
412 |
Rsrc(0x08, 0x4232); // Hardware device ID ('B2') |
413 |
EndOfList(); |
414 |
|
415 |
// sResource directory |
416 |
sRsrcDir = p; |
417 |
Offs(0x01, sRsrcBoard); |
418 |
Offs(0x80, sRsrcVideo); |
419 |
Offs(0xf0, sRsrcCPU); |
420 |
Offs(0xf1, sRsrcEther); |
421 |
EndOfList(); |
422 |
|
423 |
// Format/header block |
424 |
Offs(0, sRsrcDir); // sResource directory |
425 |
Long(p + 16); // Length of declaration data |
426 |
Long(0); // CRC (calculated later) |
427 |
Word(0x0101); // Rev. level, format |
428 |
Long(0x5a932bc7); // Test pattern |
429 |
Word(0x000f); // Byte lanes |
430 |
|
431 |
// Copy slot ROM to Mac ROM |
432 |
slot_rom_size = p; |
433 |
memcpy(ROMBaseHost + ROMSize - slot_rom_size, srom, slot_rom_size); |
434 |
|
435 |
// Calculate checksum |
436 |
ChecksumSlotROM(); |
437 |
return true; |
438 |
} |
439 |
|
440 |
/* |
441 |
* Calculate slot ROM checksum (in-place) |
442 |
*/ |
443 |
|
444 |
void ChecksumSlotROM(void) |
445 |
{ |
446 |
// Calculate CRC |
447 |
uint8 *p = ROMBaseHost + ROMSize - slot_rom_size; |
448 |
p[slot_rom_size - 12] = 0; |
449 |
p[slot_rom_size - 11] = 0; |
450 |
p[slot_rom_size - 10] = 0; |
451 |
p[slot_rom_size - 9] = 0; |
452 |
uint32 crc = 0; |
453 |
for (uint32 i=0; i<slot_rom_size; i++) { |
454 |
crc = (crc << 1) | (crc >> 31); |
455 |
crc += p[i]; |
456 |
} |
457 |
p[slot_rom_size - 12] = crc >> 24; |
458 |
p[slot_rom_size - 11] = crc >> 16; |
459 |
p[slot_rom_size - 10] = crc >> 8; |
460 |
p[slot_rom_size - 9] = crc; |
461 |
} |