From d1104b1f204542fc252f2d219685b68c35d3e1f8 Mon Sep 17 00:00:00 2001 From: kanjitalk755 Date: Fri, 13 Jul 2018 15:41:35 +0900 Subject: [PATCH] delete SheepShaver/src/adb.cpp --- SheepShaver/src/adb.cpp | 460 ---------------------------------------- 1 file changed, 460 deletions(-) delete mode 100644 SheepShaver/src/adb.cpp diff --git a/SheepShaver/src/adb.cpp b/SheepShaver/src/adb.cpp deleted file mode 100644 index c05c0000..00000000 --- a/SheepShaver/src/adb.cpp +++ /dev/null @@ -1,460 +0,0 @@ -/* - * adb.cpp - ADB emulation (mouse/keyboard) - * - * Basilisk II (C) Christian Bauer - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* - * SEE ALSO - * Inside Macintosh: Devices, chapter 5 "ADB Manager" - * Technote HW 01: "ADB - The Untold Story: Space Aliens Ate My Mouse" - */ - -#include - -#include "sysdeps.h" -#include "cpu_emulation.h" -#include "emul_op.h" -#include "main.h" -#include "prefs.h" -#include "video.h" -#include "adb.h" - -#ifdef POWERPC_ROM -#include "thunks.h" -#endif - -#define DEBUG 0 -#include "debug.h" - - -// Global variables -static int mouse_x = 0, mouse_y = 0; // Mouse position -static int old_mouse_x = 0, old_mouse_y = 0; -static bool mouse_button[3] = {false, false, false}; // Mouse button states -static bool old_mouse_button[3] = {false, false, false}; -static bool relative_mouse = false; - -static uint8 key_states[16]; // Key states (Mac keycodes) -#define MATRIX(code) (key_states[code >> 3] & (1 << (~code & 7))) - -// Keyboard event buffer (Mac keycodes with up/down flag) -const int KEY_BUFFER_SIZE = 16; -static uint8 key_buffer[KEY_BUFFER_SIZE]; -static unsigned int key_read_ptr = 0, key_write_ptr = 0; - -static uint8 mouse_reg_3[2] = {0x63, 0x01}; // Mouse ADB register 3 - -static uint8 key_reg_2[2] = {0xff, 0xff}; // Keyboard ADB register 2 -static uint8 key_reg_3[2] = {0x62, 0x05}; // Keyboard ADB register 3 - -static uint8 m_keyboard_type = 0x05; - -// ADB mouse motion lock (for platforms that use separate input thread) -static B2_mutex *mouse_lock; - - -/* - * Initialize ADB emulation - */ - -void ADBInit(void) -{ - mouse_lock = B2_create_mutex(); - m_keyboard_type = (uint8)PrefsFindInt32("keyboardtype"); - key_reg_3[1] = m_keyboard_type; -} - - -/* - * Exit ADB emulation - */ - -void ADBExit(void) -{ - if (mouse_lock) { - B2_delete_mutex(mouse_lock); - mouse_lock = NULL; - } -} - - -/* - * ADBOp() replacement - */ - -void ADBOp(uint8 op, uint8 *data) -{ - D(bug("ADBOp op %02x, data %02x %02x %02x\n", op, data[0], data[1], data[2])); - - // ADB reset? - if ((op & 0x0f) == 0) { - mouse_reg_3[0] = 0x63; - mouse_reg_3[1] = 0x01; - key_reg_2[0] = 0xff; - key_reg_2[1] = 0xff; - key_reg_3[0] = 0x62; - key_reg_3[1] = m_keyboard_type; - return; - } - - // Cut op into fields - uint8 adr = op >> 4; - uint8 cmd = (op >> 2) & 3; - uint8 reg = op & 3; - - // Check which device was addressed and act accordingly - if (adr == (mouse_reg_3[0] & 0x0f)) { - - // Mouse - if (cmd == 2) { - - // Listen - switch (reg) { - case 3: // Address/HandlerID - if (data[2] == 0xfe) // Change address - mouse_reg_3[0] = (mouse_reg_3[0] & 0xf0) | (data[1] & 0x0f); - else if (data[2] == 1 || data[2] == 2 || data[2] == 4) // Change device handler ID - mouse_reg_3[1] = data[2]; - else if (data[2] == 0x00) // Change address and enable bit - mouse_reg_3[0] = (mouse_reg_3[0] & 0xd0) | (data[1] & 0x2f); - break; - } - - } else if (cmd == 3) { - - // Talk - switch (reg) { - case 1: // Extended mouse protocol - data[0] = 8; - data[1] = 'a'; // Identifier - data[2] = 'p'; - data[3] = 'p'; - data[4] = 'l'; - data[5] = 300 >> 8; // Resolution (dpi) - data[6] = 300 & 0xff; - data[7] = 1; // Class (mouse) - data[8] = 3; // Number of buttons - break; - case 3: // Address/HandlerID - data[0] = 2; - data[1] = (mouse_reg_3[0] & 0xf0) | (rand() & 0x0f); - data[2] = mouse_reg_3[1]; - break; - default: - data[0] = 0; - break; - } - } - D(bug(" mouse reg 3 %02x%02x\n", mouse_reg_3[0], mouse_reg_3[1])); - - } else if (adr == (key_reg_3[0] & 0x0f)) { - - // Keyboard - if (cmd == 2) { - - // Listen - switch (reg) { - case 2: // LEDs/Modifiers - key_reg_2[0] = data[1]; - key_reg_2[1] = data[2]; - break; - case 3: // Address/HandlerID - if (data[2] == 0xfe) // Change address - key_reg_3[0] = (key_reg_3[0] & 0xf0) | (data[1] & 0x0f); - else if (data[2] == 0x00) // Change address and enable bit - key_reg_3[0] = (key_reg_3[0] & 0xd0) | (data[1] & 0x2f); - break; - } - - } else if (cmd == 3) { - - // Talk - switch (reg) { - case 2: { // LEDs/Modifiers - uint8 reg2hi = 0xff; - uint8 reg2lo = key_reg_2[1] | 0xf8; - if (MATRIX(0x6b)) // Scroll Lock - reg2lo &= ~0x40; - if (MATRIX(0x47)) // Num Lock - reg2lo &= ~0x80; - if (MATRIX(0x37)) // Command - reg2hi &= ~0x01; - if (MATRIX(0x3a)) // Option - reg2hi &= ~0x02; - if (MATRIX(0x38)) // Shift - reg2hi &= ~0x04; - if (MATRIX(0x36)) // Control - reg2hi &= ~0x08; - if (MATRIX(0x39)) // Caps Lock - reg2hi &= ~0x20; - if (MATRIX(0x75)) // Delete - reg2hi &= ~0x40; - data[0] = 2; - data[1] = reg2hi; - data[2] = reg2lo; - break; - } - case 3: // Address/HandlerID - data[0] = 2; - data[1] = (key_reg_3[0] & 0xf0) | (rand() & 0x0f); - data[2] = key_reg_3[1]; - break; - default: - data[0] = 0; - break; - } - } - D(bug(" keyboard reg 3 %02x%02x\n", key_reg_3[0], key_reg_3[1])); - - } else // Unknown address - if (cmd == 3) - data[0] = 0; // Talk: 0 bytes of data -} - - -/* - * Mouse was moved (x/y are absolute or relative, depending on ADBSetRelMouseMode()) - */ - -void ADBMouseMoved(int x, int y) -{ - B2_lock_mutex(mouse_lock); - if (relative_mouse) { - mouse_x += x; mouse_y += y; - } else { - mouse_x = x; mouse_y = y; - } - B2_unlock_mutex(mouse_lock); - SetInterruptFlag(INTFLAG_ADB); - TriggerInterrupt(); -} - - -/* - * Mouse button pressed - */ - -void ADBMouseDown(int button) -{ - mouse_button[button] = true; - SetInterruptFlag(INTFLAG_ADB); - TriggerInterrupt(); -} - - -/* - * Mouse button released - */ - -void ADBMouseUp(int button) -{ - mouse_button[button] = false; - SetInterruptFlag(INTFLAG_ADB); - TriggerInterrupt(); -} - - -/* - * Set mouse mode (absolute or relative) - */ - -void ADBSetRelMouseMode(bool relative) -{ - if (relative_mouse != relative) { - relative_mouse = relative; - mouse_x = mouse_y = 0; - } -} - - -/* - * Key pressed ("code" is the Mac key code) - */ - -void ADBKeyDown(int code) -{ - // Add keycode to buffer - key_buffer[key_write_ptr] = code; - key_write_ptr = (key_write_ptr + 1) % KEY_BUFFER_SIZE; - - // Set key in matrix - key_states[code >> 3] |= (1 << (~code & 7)); - - // Trigger interrupt - SetInterruptFlag(INTFLAG_ADB); - TriggerInterrupt(); -} - - -/* - * Key released ("code" is the Mac key code) - */ - -void ADBKeyUp(int code) -{ - // Add keycode to buffer - key_buffer[key_write_ptr] = code | 0x80; // Key-up flag - key_write_ptr = (key_write_ptr + 1) % KEY_BUFFER_SIZE; - - // Clear key in matrix - key_states[code >> 3] &= ~(1 << (~code & 7)); - - // Trigger interrupt - SetInterruptFlag(INTFLAG_ADB); - TriggerInterrupt(); -} - - -/* - * ADB interrupt function (executed as part of 60Hz interrupt) - */ - -void ADBInterrupt(void) -{ - M68kRegisters r; - - // Return if ADB is not initialized - uint32 adb_base = ReadMacInt32(0xcf8); - if (!adb_base || adb_base == 0xffffffff) - return; - uint32 tmp_data = adb_base + 0x163; // Temporary storage for faked ADB data - - // Get mouse state - B2_lock_mutex(mouse_lock); - int mx = mouse_x; - int my = mouse_y; - if (relative_mouse) - mouse_x = mouse_y = 0; - bool mb[3] = {mouse_button[0], mouse_button[1], mouse_button[2]}; - B2_unlock_mutex(mouse_lock); - - uint32 key_base = adb_base + 4; - uint32 mouse_base = adb_base + 16; - - if (relative_mouse) { - - // Mouse movement (relative) and buttons - if (mx != 0 || my != 0 || mb[0] != old_mouse_button[0] || mb[1] != old_mouse_button[1] || mb[2] != old_mouse_button[2]) { - - // Call mouse ADB handler - if (mouse_reg_3[1] == 4) { - // Extended mouse protocol - WriteMacInt8(tmp_data, 3); - WriteMacInt8(tmp_data + 1, (my & 0x7f) | (mb[0] ? 0 : 0x80)); - WriteMacInt8(tmp_data + 2, (mx & 0x7f) | (mb[1] ? 0 : 0x80)); - WriteMacInt8(tmp_data + 3, ((my >> 3) & 0x70) | ((mx >> 7) & 0x07) | (mb[2] ? 0x08 : 0x88)); - } else { - // 100/200 dpi mode - WriteMacInt8(tmp_data, 2); - WriteMacInt8(tmp_data + 1, (my & 0x7f) | (mb[0] ? 0 : 0x80)); - WriteMacInt8(tmp_data + 2, (mx & 0x7f) | (mb[1] ? 0 : 0x80)); - } - r.a[0] = tmp_data; - r.a[1] = ReadMacInt32(mouse_base); - r.a[2] = ReadMacInt32(mouse_base + 4); - r.a[3] = adb_base; - r.d[0] = (mouse_reg_3[0] << 4) | 0x0c; // Talk 0 - Execute68k(r.a[1], &r); - - old_mouse_button[0] = mb[0]; - old_mouse_button[1] = mb[1]; - old_mouse_button[2] = mb[2]; - } - - } else { - - // Update mouse position (absolute) - if (mx != old_mouse_x || my != old_mouse_y) { -#ifdef POWERPC_ROM - static const uint8 proc_template[] = { - 0x2f, 0x08, // move.l a0,-(sp) - 0x2f, 0x00, // move.l d0,-(sp) - 0x2f, 0x01, // move.l d1,-(sp) - 0x70, 0x01, // moveq #1,d0 (MoveTo) - 0xaa, 0xdb, // CursorDeviceDispatch - M68K_RTS >> 8, M68K_RTS & 0xff - }; - BUILD_SHEEPSHAVER_PROCEDURE(proc); - r.a[0] = ReadMacInt32(mouse_base + 4); - r.d[0] = mx; - r.d[1] = my; - Execute68k(proc, &r); -#else - WriteMacInt16(0x82a, mx); - WriteMacInt16(0x828, my); - WriteMacInt16(0x82e, mx); - WriteMacInt16(0x82c, my); - WriteMacInt8(0x8ce, ReadMacInt8(0x8cf)); // CrsrCouple -> CrsrNew -#endif - old_mouse_x = mx; - old_mouse_y = my; - } - - // Send mouse button events - if (mb[0] != old_mouse_button[0] || mb[1] != old_mouse_button[1] || mb[2] != old_mouse_button[2]) { - uint32 mouse_base = adb_base + 16; - - // Call mouse ADB handler - if (mouse_reg_3[1] == 4) { - // Extended mouse protocol - WriteMacInt8(tmp_data, 3); - WriteMacInt8(tmp_data + 1, mb[0] ? 0 : 0x80); - WriteMacInt8(tmp_data + 2, mb[1] ? 0 : 0x80); - WriteMacInt8(tmp_data + 3, mb[2] ? 0x08 : 0x88); - } else { - // 100/200 dpi mode - WriteMacInt8(tmp_data, 2); - WriteMacInt8(tmp_data + 1, mb[0] ? 0 : 0x80); - WriteMacInt8(tmp_data + 2, mb[1] ? 0 : 0x80); - } - r.a[0] = tmp_data; - r.a[1] = ReadMacInt32(mouse_base); - r.a[2] = ReadMacInt32(mouse_base + 4); - r.a[3] = adb_base; - r.d[0] = (mouse_reg_3[0] << 4) | 0x0c; // Talk 0 - Execute68k(r.a[1], &r); - - old_mouse_button[0] = mb[0]; - old_mouse_button[1] = mb[1]; - old_mouse_button[2] = mb[2]; - } - } - - // Process accumulated keyboard events - while (key_read_ptr != key_write_ptr) { - - // Read keyboard event - uint8 mac_code = key_buffer[key_read_ptr]; - key_read_ptr = (key_read_ptr + 1) % KEY_BUFFER_SIZE; - - // Call keyboard ADB handler - WriteMacInt8(tmp_data, 2); - WriteMacInt8(tmp_data + 1, mac_code); - WriteMacInt8(tmp_data + 2, mac_code == 0x7f ? 0x7f : 0xff); // Power key is special - r.a[0] = tmp_data; - r.a[1] = ReadMacInt32(key_base); - r.a[2] = ReadMacInt32(key_base + 4); - r.a[3] = adb_base; - r.d[0] = (key_reg_3[0] << 4) | 0x0c; // Talk 0 - Execute68k(r.a[1], &r); - } - - // Clear temporary data - WriteMacInt32(tmp_data, 0); - WriteMacInt32(tmp_data + 4, 0); -}