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/* |
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* adb.cpp - ADB emulation (mouse/keyboard) |
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* |
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* Basilisk II (C) 1997-1999 Christian Bauer |
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* Basilisk II (C) 1997-2001 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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#include "sysdeps.h" |
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#include "cpu_emulation.h" |
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#include "main.h" |
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#include "emul_op.h" |
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#include "video.h" |
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#include "adb.h" |
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/* |
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* Mouse was moved (x/y are absolute or relative, depending on ADBSetMouseMode()) |
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* Mouse was moved (x/y are absolute or relative, depending on ADBSetRelMouseMode()) |
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*/ |
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void ADBMouseMoved(int x, int y) |
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int mx = mouse_x; |
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int my = mouse_y; |
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uint32 key_base = adb_base + 4; |
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uint32 mouse_base = adb_base + 16; |
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if (relative_mouse) { |
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// Mouse movement (relative) and buttons |
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if (mx != 0 || my != 0 || mouse_button[0] != old_mouse_button[0] || mouse_button[1] != old_mouse_button[1] || mouse_button[2] != old_mouse_button[2]) { |
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uint32 mouse_base = adb_base + 16; |
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uint8 *mouse_data = Mac2HostAddr(tmp_data); |
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// Call mouse ADB handler |
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if (mouse_reg_3[1] == 4) { |
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// Extended mouse protocol |
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mouse_data[0] = 3; |
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mouse_data[1] = (my & 0x7f) | (mouse_button[0] ? 0 : 0x80); |
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mouse_data[2] = (mx & 0x7f) | (mouse_button[1] ? 0 : 0x80); |
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mouse_data[3] = ((my >> 3) & 0x70) | ((mx >> 7) & 0x07) | (mouse_button[2] ? 0x08 : 0x88); |
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WriteMacInt8(tmp_data, 3); |
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WriteMacInt8(tmp_data + 1, (my & 0x7f) | (mouse_button[0] ? 0 : 0x80)); |
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WriteMacInt8(tmp_data + 2, (mx & 0x7f) | (mouse_button[1] ? 0 : 0x80)); |
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WriteMacInt8(tmp_data + 3, ((my >> 3) & 0x70) | ((mx >> 7) & 0x07) | (mouse_button[2] ? 0x08 : 0x88)); |
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} else { |
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// 100/200 dpi mode |
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mouse_data[0] = 2; |
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mouse_data[1] = (my & 0x7f) | (mouse_button[0] ? 0 : 0x80); |
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mouse_data[2] = (mx & 0x7f) | (mouse_button[1] ? 0 : 0x80); |
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WriteMacInt8(tmp_data, 2); |
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WriteMacInt8(tmp_data + 1, (my & 0x7f) | (mouse_button[0] ? 0 : 0x80)); |
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WriteMacInt8(tmp_data + 2, (mx & 0x7f) | (mouse_button[1] ? 0 : 0x80)); |
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} |
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r.a[0] = tmp_data; |
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r.a[1] = ReadMacInt32(mouse_base); |
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// Update mouse position (absolute) |
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if (mx != old_mouse_x || my != old_mouse_y) { |
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#ifdef POWERPC_ROM |
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static const uint16 proc[] = { |
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0x2f08, // move.l a0,-(sp) |
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0x2f00, // move.l d0,-(sp) |
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0x2f01, // move.l d1,-(sp) |
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0x7001, // moveq #1,d0 (MoveTo) |
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0xaadb, // CursorDeviceDispatch |
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M68K_RTS |
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}; |
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r.a[0] = ReadMacInt32(mouse_base + 4); |
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r.d[0] = mx; |
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r.d[1] = my; |
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Execute68k((uint32)proc, &r); |
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#else |
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WriteMacInt16(0x82a, mx); |
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WriteMacInt16(0x828, my); |
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WriteMacInt16(0x82e, mx); |
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WriteMacInt16(0x82c, my); |
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WriteMacInt8(0x8ce, ReadMacInt8(0x8cf)); // CrsrCouple -> CrsrNew |
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#endif |
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old_mouse_x = mx; |
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old_mouse_y = my; |
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} |
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// Send mouse button events |
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if (mouse_button[0] != old_mouse_button[0]) { |
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uint32 mouse_base = adb_base + 16; |
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uint8 *mouse_data = Mac2HostAddr(tmp_data); |
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// Call mouse ADB handler |
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if (mouse_reg_3[1] == 4) { |
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// Extended mouse protocol |
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mouse_data[0] = 3; |
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mouse_data[1] = mouse_button[0] ? 0 : 0x80; |
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mouse_data[2] = mouse_button[1] ? 0 : 0x80; |
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mouse_data[3] = mouse_button[2] ? 0x08 : 0x88; |
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WriteMacInt8(tmp_data, 3); |
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WriteMacInt8(tmp_data + 1, mouse_button[0] ? 0 : 0x80); |
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WriteMacInt8(tmp_data + 2, mouse_button[1] ? 0 : 0x80); |
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WriteMacInt8(tmp_data + 3, mouse_button[2] ? 0x08 : 0x88); |
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} else { |
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// 100/200 dpi mode |
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mouse_data[0] = 2; |
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mouse_data[1] = mouse_button[0] ? 0 : 0x80; |
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mouse_data[2] = mouse_button[1] ? 0 : 0x80; |
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WriteMacInt8(tmp_data, 2); |
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WriteMacInt8(tmp_data + 1, mouse_button[0] ? 0 : 0x80); |
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WriteMacInt8(tmp_data + 2, mouse_button[1] ? 0 : 0x80); |
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} |
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r.a[0] = tmp_data; |
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r.a[1] = ReadMacInt32(mouse_base); |
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} |
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// Process accumulated keyboard events |
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uint32 key_base = adb_base + 4; |
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uint8 *key_data = Mac2HostAddr(tmp_data); |
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while (key_read_ptr != key_write_ptr) { |
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// Read keyboard event |
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key_read_ptr = (key_read_ptr + 1) % KEY_BUFFER_SIZE; |
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// Call keyboard ADB handler |
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key_data[0] = 2; |
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key_data[1] = mac_code; |
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key_data[2] = mac_code == 0x7f ? 0x7f : 0xff; // Power key is special |
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WriteMacInt8(tmp_data, 2); |
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WriteMacInt8(tmp_data + 1, mac_code); |
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WriteMacInt8(tmp_data + 2, mac_code == 0x7f ? 0x7f : 0xff); // Power key is special |
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r.a[0] = tmp_data; |
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r.a[1] = ReadMacInt32(key_base); |
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r.a[2] = ReadMacInt32(key_base + 4); |
