0c235e3889
Move the QOM type definitions into the ps2.h header file to allow the new QOM types to be used by other devices. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Acked-by: Helge Deller <deller@gmx.de> Message-Id: <20220624134109.881989-6-mark.cave-ayland@ilande.co.uk>
109 lines
3.3 KiB
C
109 lines
3.3 KiB
C
/*
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* QEMU PS/2 keyboard/mouse emulation
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*
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* Copyright (C) 2003 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef HW_PS2_H
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#define HW_PS2_H
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#include "hw/sysbus.h"
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#define PS2_MOUSE_BUTTON_LEFT 0x01
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#define PS2_MOUSE_BUTTON_RIGHT 0x02
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#define PS2_MOUSE_BUTTON_MIDDLE 0x04
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#define PS2_MOUSE_BUTTON_SIDE 0x08
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#define PS2_MOUSE_BUTTON_EXTRA 0x10
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/*
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* PS/2 buffer size. Keep 256 bytes for compatibility with
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* older QEMU versions.
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*/
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#define PS2_BUFFER_SIZE 256
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typedef struct {
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uint8_t data[PS2_BUFFER_SIZE];
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int rptr, wptr, cwptr, count;
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} PS2Queue;
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struct PS2State {
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SysBusDevice parent_obj;
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PS2Queue queue;
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int32_t write_cmd;
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void (*update_irq)(void *, int);
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void *update_arg;
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};
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#define TYPE_PS2_DEVICE "ps2-device"
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OBJECT_DECLARE_SIMPLE_TYPE(PS2State, PS2_DEVICE)
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struct PS2KbdState {
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PS2State parent_obj;
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int scan_enabled;
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int translate;
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int scancode_set; /* 1=XT, 2=AT, 3=PS/2 */
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int ledstate;
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bool need_high_bit;
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unsigned int modifiers; /* bitmask of MOD_* constants above */
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};
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#define TYPE_PS2_KBD_DEVICE "ps2-kbd"
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OBJECT_DECLARE_SIMPLE_TYPE(PS2KbdState, PS2_KBD_DEVICE)
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struct PS2MouseState {
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PS2State parent_obj;
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uint8_t mouse_status;
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uint8_t mouse_resolution;
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uint8_t mouse_sample_rate;
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uint8_t mouse_wrap;
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uint8_t mouse_type; /* 0 = PS2, 3 = IMPS/2, 4 = IMEX */
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uint8_t mouse_detect_state;
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int mouse_dx; /* current values, needed for 'poll' mode */
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int mouse_dy;
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int mouse_dz;
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int mouse_dw;
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uint8_t mouse_buttons;
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};
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#define TYPE_PS2_MOUSE_DEVICE "ps2-mouse"
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OBJECT_DECLARE_SIMPLE_TYPE(PS2MouseState, PS2_MOUSE_DEVICE)
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/* ps2.c */
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void *ps2_kbd_init(void (*update_irq)(void *, int), void *update_arg);
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void *ps2_mouse_init(void (*update_irq)(void *, int), void *update_arg);
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void ps2_write_mouse(void *, int val);
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void ps2_write_keyboard(void *, int val);
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uint32_t ps2_read_data(PS2State *s);
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void ps2_queue_noirq(PS2State *s, int b);
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void ps2_raise_irq(PS2State *s);
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void ps2_queue(PS2State *s, int b);
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void ps2_queue_2(PS2State *s, int b1, int b2);
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void ps2_queue_3(PS2State *s, int b1, int b2, int b3);
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void ps2_queue_4(PS2State *s, int b1, int b2, int b3, int b4);
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void ps2_keyboard_set_translation(void *opaque, int mode);
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void ps2_mouse_fake_event(void *opaque);
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int ps2_queue_empty(PS2State *s);
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#endif /* HW_PS2_H */
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