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C/C++ Source or Header  |  2001-02-02  |  11.0 KB  |  408 lines
  1. /*
  2.  *  slot_rom.cpp - Slot declaration ROM
  3.  *
  4.  *  Basilisk II (C) 1996-2001 Christian Bauer
  5.  *
  6.  *  This program is free software; you can redistribute it and/or modify
  7.  *  it under the terms of the GNU General Public License as published by
  8.  *  the Free Software Foundation; either version 2 of the License, or
  9.  *  (at your option) any later version.
  10.  *
  11.  *  This program is distributed in the hope that it will be useful,
  12.  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13.  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14.  *  GNU General Public License for more details.
  15.  *
  16.  *  You should have received a copy of the GNU General Public License
  17.  *  along with this program; if not, write to the Free Software
  18.  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19.  */
  20.  
  21. /*
  22.  *  SEE ALSO
  23.  *    Inside Macintosh: Devices, chapter 2 "Slot Manager"
  24.  *    Designing Cards and Drivers for the Macintosh Family, Second Edition
  25.  */
  26.  
  27. #include <stdio.h>
  28. #include <string.h>
  29.  
  30. #include "sysdeps.h"
  31. #include "cpu_emulation.h"
  32. #include "main.h"
  33. #include "video.h"
  34. #include "emul_op.h"
  35. #include "version.h"
  36. #include "slot_rom.h"
  37.  
  38.  
  39. // Temporary buffer for slot ROM
  40. static uint8 srom[4096];
  41.  
  42. // Index in srom
  43. static uint32 p;
  44.  
  45.  
  46. /*
  47.  *  Construct slot declaration ROM and copy it into the Mac ROM (must be called after VideoInit())
  48.  */
  49.  
  50. static void Offs(uint8 type, uint32 ptr)
  51. {
  52.     uint32 offs = ptr - p;
  53.     srom[p++] = type;
  54.     srom[p++] = offs >> 16;
  55.     srom[p++] = offs >> 8;
  56.     srom[p++] = offs;
  57. }
  58.  
  59. static void Rsrc(uint8 type, uint32 data)
  60. {
  61.     srom[p++] = type;
  62.     srom[p++] = data >> 16;
  63.     srom[p++] = data >> 8;
  64.     srom[p++] = data;
  65. }
  66.  
  67. static void EndOfList(void)
  68. {
  69.     srom[p++] = 0xff;
  70.     srom[p++] = 0;
  71.     srom[p++] = 0;
  72.     srom[p++] = 0;
  73. }
  74.  
  75. static void Long(uint32 data)
  76. {
  77.     srom[p++] = data >> 24;
  78.     srom[p++] = data >> 16;
  79.     srom[p++] = data >> 8;
  80.     srom[p++] = data;
  81. }
  82.  
  83. static void Word(uint16 data)
  84. {
  85.     srom[p++] = data >> 8;
  86.     srom[p++] = data;
  87. }
  88.  
  89. static void String(char *str)
  90. {
  91.     while ((srom[p++] = *str++) != 0) ;
  92.     if (p & 1)
  93.         srom[p++] = 0;
  94. }
  95.  
  96. static void PString(char *str)
  97. {
  98.     srom[p++] = strlen(str);
  99.     while ((srom[p++] = *str++) != 0) ;
  100.     p--;
  101.     if (p & 1)
  102.         srom[p++] = 0;
  103. }
  104.  
  105. bool InstallSlotROM(void)
  106. {
  107.     uint32 boardType, boardName, vendorID, revLevel, partNum, date;
  108.     uint32 vendorInfo, sRsrcBoard;
  109.  
  110.     uint32 videoType, videoName, minorBase, minorLength, videoDrvr, vidDrvrDir;
  111.     uint32 defaultGamma, gammaDir, vidModeParms, vidMode, sRsrcVideo;
  112.  
  113.     uint32 cpuType, cpuName, cpuMajor, cpuMinor, sRsrcCPU;
  114.  
  115.     uint32 etherType, etherName, etherDrvr, etherDrvrDir, sRsrcEther;
  116.  
  117.     uint32 sRsrcDir;
  118.  
  119.     char str[256];
  120.     p = 0;
  121.  
  122.     // Board sResource
  123.     boardType = p;                        // Literals
  124.     Word(1); Word(0); Word(0); Word(0);    // Board sResource
  125.     boardName = p;
  126.     String("Basilisk II Slot ROM");
  127.     vendorID = p;
  128.     String("Christian Bauer");
  129.     revLevel = p;
  130.     sprintf(str, "V%d.%d", VERSION_MAJOR, VERSION_MINOR);
  131.     String(str);
  132.     partNum = p;
  133.     String("BasiliskII");
  134.     date = p;
  135.     String(__DATE__);
  136.  
  137.     vendorInfo = p;                        // Vendor Info
  138.     Offs(0x01, vendorID);                // Vendor ID
  139.     Offs(0x03, revLevel);                // Revision level
  140.     Offs(0x04, partNum);                // Part number
  141.     Offs(0x05, date);                    // ROM build date
  142.     EndOfList();
  143.  
  144.     sRsrcBoard = p;
  145.     Offs(0x01, boardType);                // Board descriptor
  146.     Offs(0x02, boardName);                // Board name
  147.     Rsrc(0x20, 0x4232);                    // Board ID ('B2')
  148.     Offs(0x24, vendorInfo);                // Vendor Info
  149.     EndOfList();
  150.  
  151.     // Video sResource
  152.     videoType = p;                        // Literals
  153.     Word(3); Word(1); Word(1); Word(0x4232);            // Display Video Apple 'B2'
  154.     videoName = p;
  155.     String("Display_Video_Apple_Basilisk");
  156.     minorBase = p;
  157.     Long(VideoMonitor.mac_frame_base);                    // Frame buffer base
  158.     minorLength = p;
  159.     Long(VideoMonitor.bytes_per_row * VideoMonitor.y);    // Frame buffer size
  160.  
  161.     videoDrvr = p;                        // Video driver
  162.     Long(0x72);                            // Length
  163.     Word(0x4c00); Word(0); Word(0); Word(0);
  164.     Word(0x32);                            // Open offset
  165.     Word(0x36);                            // Prime offset
  166.     Word(0x3a);                            // Control offset
  167.     Word(0x46);                            // Status offset
  168.     Word(0x6c);                            // Close offset
  169.     PString(".Display_Video_Apple_Basilisk");
  170.     Word(1);                            // Driver version
  171.     Word(M68K_EMUL_OP_VIDEO_OPEN);        // Open()
  172.     Word(0x4e75);
  173.     Word(0x70ff);                        // Prime()
  174.     Word(0x600e);
  175.     Word(M68K_EMUL_OP_VIDEO_CONTROL);    // Control()
  176.     Word(0x0c68); Word(0x0001); Word(0x001a);
  177.     Word(0x6604);
  178.     Word(0x4e75);
  179.     Word(M68K_EMUL_OP_VIDEO_STATUS);    // Status()
  180.     Word(0x3228); Word(0x0006);            // IOReturn
  181.     Word(0x0801); Word(0x0009);
  182.     Word(0x670c);
  183.     Word(0x4a40);
  184.     Word(0x6f02);
  185.     Word(0x4240);
  186.     Word(0x3140); Word(0x0010);
  187.     Word(0x4e75);
  188.     Word(0x4a40);
  189.     Word(0x6f04);
  190.     Word(0x4240);
  191.     Word(0x4e75);
  192.     Word(0x2f38); Word(0x08fc);
  193.     Word(0x4e75);
  194.     Word(0x70e8);                        // Close()
  195.     Word(0x4e75);
  196.  
  197.     vidDrvrDir = p;                        // Driver directory
  198.     Offs(0x02, videoDrvr);                // sMacOS68020
  199.     EndOfList();
  200.  
  201.     defaultGamma = p;                    // Gamma table
  202.     Long(38 + 0x100);                    // Length
  203.     Word(0x2000);                        // Resource ID
  204.     String("Mac HiRes Std Gamma");
  205.     Word(0);                            // Version
  206.     Word(0);                            // Type
  207.     Word(0);                            // FormulaSize
  208.     Word(1);                            // ChanCnt
  209.     Word(0x0100);                        // DataCnt
  210.     Word(8);                            // ChanWidth
  211.     Long(0x0005090B); Long(0x0E101315); Long(0x17191B1D); Long(0x1E202224);
  212.     Long(0x2527282A); Long(0x2C2D2F30); Long(0x31333436); Long(0x37383A3B);
  213.     Long(0x3C3E3F40); Long(0x42434445); Long(0x4748494A); Long(0x4B4D4E4F);
  214.     Long(0x50515254); Long(0x55565758); Long(0x595A5B5C); Long(0x5E5F6061);
  215.     Long(0x62636465); Long(0x66676869); Long(0x6A6B6C6D); Long(0x6E6F7071);
  216.     Long(0x72737475); Long(0x76777879); Long(0x7A7B7C7D); Long(0x7E7F8081);
  217.     Long(0x81828384); Long(0x85868788); Long(0x898A8B8C); Long(0x8C8D8E8F);
  218.     Long(0x90919293); Long(0x94959596); Long(0x9798999A); Long(0x9B9B9C9D);
  219.     Long(0x9E9FA0A1); Long(0xA1A2A3A4); Long(0xA5A6A6A7); Long(0xA8A9AAAB);
  220.     Long(0xABACADAE); Long(0xAFB0B0B1); Long(0xB2B3B4B4); Long(0xB5B6B7B8);
  221.     Long(0xB8B9BABB); Long(0xBCBCBDBE); Long(0xBFC0C0C1); Long(0xC2C3C3C4);
  222.     Long(0xC5C6C7C7); Long(0xC8C9CACA); Long(0xCBCCCDCD); Long(0xCECFD0D0);
  223.     Long(0xD1D2D3D3); Long(0xD4D5D6D6); Long(0xD7D8D9D9); Long(0xDADBDCDC);
  224.     Long(0xDDDEDFDF); Long(0xE0E1E1E2); Long(0xE3E4E4E5); Long(0xE6E7E7E8);
  225.     Long(0xE9E9EAEB); Long(0xECECEDEE); Long(0xEEEFF0F1); Long(0xF1F2F3F3);
  226.     Long(0xF4F5F5F6); Long(0xF7F8F8F9); Long(0xFAFAFBFC); Long(0xFCFDFEFF);
  227.  
  228.     gammaDir = p;                        // Gamma directory
  229.     Offs(0x80, defaultGamma);
  230.     EndOfList();
  231.  
  232.     vidModeParms = p;                    // Video mode parameters
  233.     Long(50);                            // Length
  234.     Long(0);                            // Base offset
  235.     Word(VideoMonitor.bytes_per_row);    // Row bytes
  236.     Word(0);                            // Bounds
  237.     Word(0);
  238.     Word(VideoMonitor.y);
  239.     Word(VideoMonitor.x);
  240.     Word(0);                            // Version
  241.     Word(0);                            // Pack type
  242.     Long(0);                            // Pack size
  243.     Long(0x00480000);                    // HRes
  244.     Long(0x00480000);                    // VRes
  245.     switch (VideoMonitor.mode) {
  246.         case VMODE_1BIT:
  247.             Word(0);                    // Pixel type (indirect)
  248.             Word(1);                    // Pixel size
  249.             Word(1);                    // CmpCount
  250.             Word(1);                    // CmpSize
  251.             break;
  252.         case VMODE_2BIT:
  253.             Word(0);                    // Pixel type (indirect)
  254.             Word(2);                    // Pixel size
  255.             Word(1);                    // CmpCount
  256.             Word(2);                    // CmpSize
  257.             break;
  258.         case VMODE_4BIT:
  259.             Word(0);                    // Pixel type (indirect)
  260.             Word(4);                    // Pixel size
  261.             Word(1);                    // CmpCount
  262.             Word(4);                    // CmpSize
  263.             break;
  264.         case VMODE_8BIT:
  265.             Word(0);                    // Pixel type (indirect)
  266.             Word(8);                    // Pixel size
  267.             Word(1);                    // CmpCount
  268.             Word(8);                    // CmpSize
  269.             break;
  270.         case VMODE_16BIT:
  271.             Word(16);                    // Pixel type (direct)
  272.             Word(16);                    // Pixel size
  273.             Word(3);                    // CmpCount
  274.             Word(5);                    // CmpSize
  275.             break;
  276.         case VMODE_32BIT:
  277.             Word(16);                    // Pixel type (direct)
  278.             Word(32);                    // Pixel size
  279.             Word(3);                    // CmpCount
  280.             Word(8);                    // CmpSize
  281.             break;
  282.     }
  283.     Long(0);                            // Plane size
  284.     Long(0);                            // Reserved
  285.  
  286.     vidMode = p;                        // Video mode description
  287.     Offs(0x01, vidModeParms);            // Video parameters
  288.     Rsrc(0x03, 1);                        // Page count
  289.     Rsrc(0x04, IsDirectMode(VideoMonitor.mode) ? 2 :0);    // Device type
  290.     EndOfList();
  291.  
  292.     sRsrcVideo = p;
  293.     Offs(0x01, videoType);                // Video type descriptor
  294.     Offs(0x02, videoName);                // Driver name
  295.     Offs(0x04, vidDrvrDir);                // Driver directory
  296.     Rsrc(0x08, 0x4232);                    // Hardware device ID ('B2')
  297.     Offs(0x0a, minorBase);                // Frame buffer base
  298.     Offs(0x0b, minorLength);            // Frame buffer length
  299.     Offs(0x40, gammaDir);                // Gamma directory
  300.     Rsrc(0x7d, 6);                        // Video attributes: Default to color, built-in
  301.     Offs(0x80, vidMode);                // Video mode parameters
  302.     EndOfList();
  303.  
  304.     // CPU sResource
  305.     cpuType = p;                        // Literals
  306.     Word(10); Word(3); Word(0); Word(24);    // CPU 68020
  307.     cpuName = p;
  308.     String("CPU_68020");
  309.     cpuMajor = p;
  310.     Long(0); Long(0x7fffffff);
  311.     cpuMinor = p;
  312.     Long(0xf0800000); Long(0xf0ffffff);
  313.  
  314.     sRsrcCPU = p;
  315.     Offs(0x01, cpuType);                // Type descriptor
  316.     Offs(0x02, cpuName);                // CPU name
  317.     Offs(0x81, cpuMajor);                // Major RAM space
  318.     Offs(0x82, cpuMinor);                // Minor RAM space
  319.     EndOfList();
  320.  
  321.     // Ethernet sResource
  322.     etherType = p;                        // Literals
  323.     Word(4); Word(1); Word(1); Word(0x4232);    // Network Ethernet Apple 'B2'
  324.     etherName = p;
  325.     String("Network_Ethernet_Apple_BasiliskII");
  326.  
  327.     etherDrvr = p;                        // Video driver
  328.     Long(0x88);                            // Length
  329.     Word(0x4400); Word(0); Word(0); Word(0);
  330.     Word(0x4a);                            // Open offset
  331.     Word(0x4e);                            // Prime offset
  332.     Word(0x52);                            // Control offset
  333.     Word(0x4e);                            // Status offset
  334.     Word(0x82);                            // Close offset
  335.     PString(".ENET");
  336.     Word(0x0111); Word(0x8000);            // Driver version
  337.     Word(0);
  338.     PString("1.1.1  ");
  339.     PString("Basilisk II Ethernet Network Driver");
  340.     Word(M68K_EMUL_OP_ETHER_OPEN);        // Open()
  341.     Word(0x4e75);
  342.     Word(0x70ef);                        // Prime()/Status()
  343.     Word(0x600c);
  344.     Word(M68K_EMUL_OP_ETHER_CONTROL);    // Control()
  345.     Word(0x0c68); Word(0x0001); Word(0x001a);
  346.     Word(0x6602);
  347.     Word(0x4e75);
  348.     Word(0x3228); Word(0x0006);            // IOReturn
  349.     Word(0x0801); Word(0x0009);
  350.     Word(0x670c);
  351.     Word(0x4a40);
  352.     Word(0x6f02);
  353.     Word(0x4240);
  354.     Word(0x3140); Word(0x0010);
  355.     Word(0x4e75);
  356.     Word(0x4a40);
  357.     Word(0x6f04);
  358.     Word(0x4240);
  359.     Word(0x4e75);
  360.     Word(0x2f38); Word(0x08fc);
  361.     Word(0x4e75);
  362.     Word(0x70e8);                        // Close()
  363.     Word(0x4e75);
  364.  
  365.     etherDrvrDir = p;                    // Driver directory
  366.     Offs(0x02, etherDrvr);                // sMacOS68020
  367.     EndOfList();
  368.  
  369.     sRsrcEther = p;
  370.     Offs(0x01, etherType);                // Type descriptor
  371.     Offs(0x02, etherName);                // Driver name
  372.     Offs(0x04, etherDrvrDir);            // Driver directory
  373.     Rsrc(0x07, 2);                        // Flags: OpenAtStart
  374.     Rsrc(0x08, 0x4232);                    // Hardware device ID ('B2')
  375.     EndOfList();
  376.  
  377.     // sResource directory
  378.     sRsrcDir = p;
  379.     Offs(0x01, sRsrcBoard);
  380.     Offs(0x80, sRsrcVideo);
  381.     Offs(0xf0, sRsrcCPU);
  382.     Offs(0xf1, sRsrcEther);
  383.     EndOfList();
  384.  
  385.     // Format/header block
  386.     Offs(0, sRsrcDir);                    // sResource directory
  387.     Long(p + 16);                        // Length of declaration data
  388.     Long(0);                            // CRC (calculated below)
  389.     Word(0x0101);                        // Rev. level, format
  390.     Long(0x5a932bc7);                    // Test pattern
  391.     Word(0x000f);                        // Byte lanes
  392.  
  393.     // Calculate CRC
  394.     uint32 crc = 0;
  395.     for (uint32 i=0; i<p; i++) {
  396.         crc = (crc << 1) | (crc >> 31);
  397.         crc += srom[i];
  398.     }
  399.     srom[p - 12] = crc >> 24;
  400.     srom[p - 11] = crc >> 16;
  401.     srom[p - 10] = crc >> 8;
  402.     srom[p - 9] = crc;
  403.  
  404.     // Copy slot ROM to Mac ROM
  405.     memcpy(ROMBaseHost + ROMSize - p, srom, p);
  406.     return true;
  407. }
  408.