summaryrefslogtreecommitdiffstats
path: root/qemu/hw/input/ps2.c
diff options
context:
space:
mode:
authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/input/ps2.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/input/ps2.c')
-rw-r--r--qemu/hw/input/ps2.c813
1 files changed, 0 insertions, 813 deletions
diff --git a/qemu/hw/input/ps2.c b/qemu/hw/input/ps2.c
deleted file mode 100644
index a8aa36f5c..000000000
--- a/qemu/hw/input/ps2.c
+++ /dev/null
@@ -1,813 +0,0 @@
-/*
- * QEMU PS/2 keyboard/mouse emulation
- *
- * Copyright (c) 2003 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-#include "qemu/osdep.h"
-#include "hw/hw.h"
-#include "hw/input/ps2.h"
-#include "ui/console.h"
-#include "ui/input.h"
-#include "sysemu/sysemu.h"
-
-#include "trace.h"
-
-/* debug PC keyboard */
-//#define DEBUG_KBD
-
-/* debug PC keyboard : only mouse */
-//#define DEBUG_MOUSE
-
-/* Keyboard Commands */
-#define KBD_CMD_SET_LEDS 0xED /* Set keyboard leds */
-#define KBD_CMD_ECHO 0xEE
-#define KBD_CMD_SCANCODE 0xF0 /* Get/set scancode set */
-#define KBD_CMD_GET_ID 0xF2 /* get keyboard ID */
-#define KBD_CMD_SET_RATE 0xF3 /* Set typematic rate */
-#define KBD_CMD_ENABLE 0xF4 /* Enable scanning */
-#define KBD_CMD_RESET_DISABLE 0xF5 /* reset and disable scanning */
-#define KBD_CMD_RESET_ENABLE 0xF6 /* reset and enable scanning */
-#define KBD_CMD_RESET 0xFF /* Reset */
-
-/* Keyboard Replies */
-#define KBD_REPLY_POR 0xAA /* Power on reset */
-#define KBD_REPLY_ID 0xAB /* Keyboard ID */
-#define KBD_REPLY_ACK 0xFA /* Command ACK */
-#define KBD_REPLY_RESEND 0xFE /* Command NACK, send the cmd again */
-
-/* Mouse Commands */
-#define AUX_SET_SCALE11 0xE6 /* Set 1:1 scaling */
-#define AUX_SET_SCALE21 0xE7 /* Set 2:1 scaling */
-#define AUX_SET_RES 0xE8 /* Set resolution */
-#define AUX_GET_SCALE 0xE9 /* Get scaling factor */
-#define AUX_SET_STREAM 0xEA /* Set stream mode */
-#define AUX_POLL 0xEB /* Poll */
-#define AUX_RESET_WRAP 0xEC /* Reset wrap mode */
-#define AUX_SET_WRAP 0xEE /* Set wrap mode */
-#define AUX_SET_REMOTE 0xF0 /* Set remote mode */
-#define AUX_GET_TYPE 0xF2 /* Get type */
-#define AUX_SET_SAMPLE 0xF3 /* Set sample rate */
-#define AUX_ENABLE_DEV 0xF4 /* Enable aux device */
-#define AUX_DISABLE_DEV 0xF5 /* Disable aux device */
-#define AUX_SET_DEFAULT 0xF6
-#define AUX_RESET 0xFF /* Reset aux device */
-#define AUX_ACK 0xFA /* Command byte ACK. */
-
-#define MOUSE_STATUS_REMOTE 0x40
-#define MOUSE_STATUS_ENABLED 0x20
-#define MOUSE_STATUS_SCALE21 0x10
-
-#define PS2_QUEUE_SIZE 16 /* Buffer size required by PS/2 protocol */
-
-typedef struct {
- /* Keep the data array 256 bytes long, which compatibility
- with older qemu versions. */
- uint8_t data[256];
- int rptr, wptr, count;
-} PS2Queue;
-
-typedef struct {
- PS2Queue queue;
- int32_t write_cmd;
- void (*update_irq)(void *, int);
- void *update_arg;
-} PS2State;
-
-typedef struct {
- PS2State common;
- int scan_enabled;
- /* QEMU uses translated PC scancodes internally. To avoid multiple
- conversions we do the translation (if any) in the PS/2 emulation
- not the keyboard controller. */
- int translate;
- int scancode_set; /* 1=XT, 2=AT, 3=PS/2 */
- int ledstate;
-} PS2KbdState;
-
-typedef struct {
- PS2State common;
- uint8_t mouse_status;
- uint8_t mouse_resolution;
- uint8_t mouse_sample_rate;
- uint8_t mouse_wrap;
- uint8_t mouse_type; /* 0 = PS2, 3 = IMPS/2, 4 = IMEX */
- uint8_t mouse_detect_state;
- int mouse_dx; /* current values, needed for 'poll' mode */
- int mouse_dy;
- int mouse_dz;
- uint8_t mouse_buttons;
-} PS2MouseState;
-
-/* Table to convert from PC scancodes to raw scancodes. */
-static const unsigned char ps2_raw_keycode[128] = {
- 0, 118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85, 102, 13,
- 21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27,
- 35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42,
- 50, 49, 58, 65, 73, 74, 89, 124, 17, 41, 88, 5, 6, 4, 12, 3,
- 11, 2, 10, 1, 9, 119, 126, 108, 117, 125, 123, 107, 115, 116, 121, 105,
-114, 122, 112, 113, 127, 96, 97, 120, 7, 15, 23, 31, 39, 47, 55, 63,
- 71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87, 111,
- 19, 25, 57, 81, 83, 92, 95, 98, 99, 100, 101, 103, 104, 106, 109, 110
-};
-static const unsigned char ps2_raw_keycode_set3[128] = {
- 0, 8, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85, 102, 13,
- 21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 17, 28, 27,
- 35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 92, 26, 34, 33, 42,
- 50, 49, 58, 65, 73, 74, 89, 126, 25, 41, 20, 7, 15, 23, 31, 39,
- 47, 2, 63, 71, 79, 118, 95, 108, 117, 125, 132, 107, 115, 116, 124, 105,
-114, 122, 112, 113, 127, 96, 97, 86, 94, 15, 23, 31, 39, 47, 55, 63,
- 71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87, 111,
- 19, 25, 57, 81, 83, 92, 95, 98, 99, 100, 101, 103, 104, 106, 109, 110
-};
-
-void ps2_queue(void *opaque, int b)
-{
- PS2State *s = (PS2State *)opaque;
- PS2Queue *q = &s->queue;
-
- if (q->count >= PS2_QUEUE_SIZE - 1)
- return;
- q->data[q->wptr] = b;
- if (++q->wptr == PS2_QUEUE_SIZE)
- q->wptr = 0;
- q->count++;
- s->update_irq(s->update_arg, 1);
-}
-
-/*
- keycode is expressed as follow:
- bit 7 - 0 key pressed, 1 = key released
- bits 6-0 - translated scancode set 2
- */
-static void ps2_put_keycode(void *opaque, int keycode)
-{
- PS2KbdState *s = opaque;
-
- trace_ps2_put_keycode(opaque, keycode);
- qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
- /* XXX: add support for scancode set 1 */
- if (!s->translate && keycode < 0xe0 && s->scancode_set > 1) {
- if (keycode & 0x80) {
- ps2_queue(&s->common, 0xf0);
- }
- if (s->scancode_set == 2) {
- keycode = ps2_raw_keycode[keycode & 0x7f];
- } else if (s->scancode_set == 3) {
- keycode = ps2_raw_keycode_set3[keycode & 0x7f];
- }
- }
- ps2_queue(&s->common, keycode);
-}
-
-static void ps2_keyboard_event(DeviceState *dev, QemuConsole *src,
- InputEvent *evt)
-{
- PS2KbdState *s = (PS2KbdState *)dev;
- int scancodes[3], i, count;
- InputKeyEvent *key = evt->u.key.data;
-
- qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
- count = qemu_input_key_value_to_scancode(key->key,
- key->down,
- scancodes);
- for (i = 0; i < count; i++) {
- ps2_put_keycode(s, scancodes[i]);
- }
-}
-
-uint32_t ps2_read_data(void *opaque)
-{
- PS2State *s = (PS2State *)opaque;
- PS2Queue *q;
- int val, index;
-
- trace_ps2_read_data(opaque);
- q = &s->queue;
- if (q->count == 0) {
- /* NOTE: if no data left, we return the last keyboard one
- (needed for EMM386) */
- /* XXX: need a timer to do things correctly */
- index = q->rptr - 1;
- if (index < 0)
- index = PS2_QUEUE_SIZE - 1;
- val = q->data[index];
- } else {
- val = q->data[q->rptr];
- if (++q->rptr == PS2_QUEUE_SIZE)
- q->rptr = 0;
- q->count--;
- /* reading deasserts IRQ */
- s->update_irq(s->update_arg, 0);
- /* reassert IRQs if data left */
- s->update_irq(s->update_arg, q->count != 0);
- }
- return val;
-}
-
-static void ps2_set_ledstate(PS2KbdState *s, int ledstate)
-{
- trace_ps2_set_ledstate(s, ledstate);
- s->ledstate = ledstate;
- kbd_put_ledstate(ledstate);
-}
-
-static void ps2_reset_keyboard(PS2KbdState *s)
-{
- trace_ps2_reset_keyboard(s);
- s->scan_enabled = 1;
- s->scancode_set = 2;
- ps2_set_ledstate(s, 0);
-}
-
-void ps2_write_keyboard(void *opaque, int val)
-{
- PS2KbdState *s = (PS2KbdState *)opaque;
-
- trace_ps2_write_keyboard(opaque, val);
- switch(s->common.write_cmd) {
- default:
- case -1:
- switch(val) {
- case 0x00:
- ps2_queue(&s->common, KBD_REPLY_ACK);
- break;
- case 0x05:
- ps2_queue(&s->common, KBD_REPLY_RESEND);
- break;
- case KBD_CMD_GET_ID:
- ps2_queue(&s->common, KBD_REPLY_ACK);
- /* We emulate a MF2 AT keyboard here */
- ps2_queue(&s->common, KBD_REPLY_ID);
- if (s->translate)
- ps2_queue(&s->common, 0x41);
- else
- ps2_queue(&s->common, 0x83);
- break;
- case KBD_CMD_ECHO:
- ps2_queue(&s->common, KBD_CMD_ECHO);
- break;
- case KBD_CMD_ENABLE:
- s->scan_enabled = 1;
- ps2_queue(&s->common, KBD_REPLY_ACK);
- break;
- case KBD_CMD_SCANCODE:
- case KBD_CMD_SET_LEDS:
- case KBD_CMD_SET_RATE:
- s->common.write_cmd = val;
- ps2_queue(&s->common, KBD_REPLY_ACK);
- break;
- case KBD_CMD_RESET_DISABLE:
- ps2_reset_keyboard(s);
- s->scan_enabled = 0;
- ps2_queue(&s->common, KBD_REPLY_ACK);
- break;
- case KBD_CMD_RESET_ENABLE:
- ps2_reset_keyboard(s);
- s->scan_enabled = 1;
- ps2_queue(&s->common, KBD_REPLY_ACK);
- break;
- case KBD_CMD_RESET:
- ps2_reset_keyboard(s);
- ps2_queue(&s->common, KBD_REPLY_ACK);
- ps2_queue(&s->common, KBD_REPLY_POR);
- break;
- default:
- ps2_queue(&s->common, KBD_REPLY_ACK);
- break;
- }
- break;
- case KBD_CMD_SCANCODE:
- if (val == 0) {
- if (s->scancode_set == 1)
- ps2_put_keycode(s, 0x43);
- else if (s->scancode_set == 2)
- ps2_put_keycode(s, 0x41);
- else if (s->scancode_set == 3)
- ps2_put_keycode(s, 0x3f);
- } else {
- if (val >= 1 && val <= 3)
- s->scancode_set = val;
- ps2_queue(&s->common, KBD_REPLY_ACK);
- }
- s->common.write_cmd = -1;
- break;
- case KBD_CMD_SET_LEDS:
- ps2_set_ledstate(s, val);
- ps2_queue(&s->common, KBD_REPLY_ACK);
- s->common.write_cmd = -1;
- break;
- case KBD_CMD_SET_RATE:
- ps2_queue(&s->common, KBD_REPLY_ACK);
- s->common.write_cmd = -1;
- break;
- }
-}
-
-/* Set the scancode translation mode.
- 0 = raw scancodes.
- 1 = translated scancodes (used by qemu internally). */
-
-void ps2_keyboard_set_translation(void *opaque, int mode)
-{
- PS2KbdState *s = (PS2KbdState *)opaque;
- trace_ps2_keyboard_set_translation(opaque, mode);
- s->translate = mode;
-}
-
-static void ps2_mouse_send_packet(PS2MouseState *s)
-{
- unsigned int b;
- int dx1, dy1, dz1;
-
- dx1 = s->mouse_dx;
- dy1 = s->mouse_dy;
- dz1 = s->mouse_dz;
- /* XXX: increase range to 8 bits ? */
- if (dx1 > 127)
- dx1 = 127;
- else if (dx1 < -127)
- dx1 = -127;
- if (dy1 > 127)
- dy1 = 127;
- else if (dy1 < -127)
- dy1 = -127;
- b = 0x08 | ((dx1 < 0) << 4) | ((dy1 < 0) << 5) | (s->mouse_buttons & 0x07);
- ps2_queue(&s->common, b);
- ps2_queue(&s->common, dx1 & 0xff);
- ps2_queue(&s->common, dy1 & 0xff);
- /* extra byte for IMPS/2 or IMEX */
- switch(s->mouse_type) {
- default:
- break;
- case 3:
- if (dz1 > 127)
- dz1 = 127;
- else if (dz1 < -127)
- dz1 = -127;
- ps2_queue(&s->common, dz1 & 0xff);
- break;
- case 4:
- if (dz1 > 7)
- dz1 = 7;
- else if (dz1 < -7)
- dz1 = -7;
- b = (dz1 & 0x0f) | ((s->mouse_buttons & 0x18) << 1);
- ps2_queue(&s->common, b);
- break;
- }
-
- trace_ps2_mouse_send_packet(s, dx1, dy1, dz1, b);
- /* update deltas */
- s->mouse_dx -= dx1;
- s->mouse_dy -= dy1;
- s->mouse_dz -= dz1;
-}
-
-static void ps2_mouse_event(DeviceState *dev, QemuConsole *src,
- InputEvent *evt)
-{
- static const int bmap[INPUT_BUTTON__MAX] = {
- [INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON,
- [INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON,
- [INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON,
- };
- PS2MouseState *s = (PS2MouseState *)dev;
- InputMoveEvent *move;
- InputBtnEvent *btn;
-
- /* check if deltas are recorded when disabled */
- if (!(s->mouse_status & MOUSE_STATUS_ENABLED))
- return;
-
- switch (evt->type) {
- case INPUT_EVENT_KIND_REL:
- move = evt->u.rel.data;
- if (move->axis == INPUT_AXIS_X) {
- s->mouse_dx += move->value;
- } else if (move->axis == INPUT_AXIS_Y) {
- s->mouse_dy -= move->value;
- }
- break;
-
- case INPUT_EVENT_KIND_BTN:
- btn = evt->u.btn.data;
- if (btn->down) {
- s->mouse_buttons |= bmap[btn->button];
- if (btn->button == INPUT_BUTTON_WHEEL_UP) {
- s->mouse_dz--;
- } else if (btn->button == INPUT_BUTTON_WHEEL_DOWN) {
- s->mouse_dz++;
- }
- } else {
- s->mouse_buttons &= ~bmap[btn->button];
- }
- break;
-
- default:
- /* keep gcc happy */
- break;
- }
-}
-
-static void ps2_mouse_sync(DeviceState *dev)
-{
- PS2MouseState *s = (PS2MouseState *)dev;
-
- if (s->mouse_buttons) {
- qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
- }
- if (!(s->mouse_status & MOUSE_STATUS_REMOTE)) {
- while (s->common.queue.count < PS2_QUEUE_SIZE - 4) {
- /* if not remote, send event. Multiple events are sent if
- too big deltas */
- ps2_mouse_send_packet(s);
- if (s->mouse_dx == 0 && s->mouse_dy == 0 && s->mouse_dz == 0)
- break;
- }
- }
-}
-
-void ps2_mouse_fake_event(void *opaque)
-{
- PS2MouseState *s = opaque;
- trace_ps2_mouse_fake_event(opaque);
- s->mouse_dx++;
- ps2_mouse_sync(opaque);
-}
-
-void ps2_write_mouse(void *opaque, int val)
-{
- PS2MouseState *s = (PS2MouseState *)opaque;
-
- trace_ps2_write_mouse(opaque, val);
-#ifdef DEBUG_MOUSE
- printf("kbd: write mouse 0x%02x\n", val);
-#endif
- switch(s->common.write_cmd) {
- default:
- case -1:
- /* mouse command */
- if (s->mouse_wrap) {
- if (val == AUX_RESET_WRAP) {
- s->mouse_wrap = 0;
- ps2_queue(&s->common, AUX_ACK);
- return;
- } else if (val != AUX_RESET) {
- ps2_queue(&s->common, val);
- return;
- }
- }
- switch(val) {
- case AUX_SET_SCALE11:
- s->mouse_status &= ~MOUSE_STATUS_SCALE21;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_SET_SCALE21:
- s->mouse_status |= MOUSE_STATUS_SCALE21;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_SET_STREAM:
- s->mouse_status &= ~MOUSE_STATUS_REMOTE;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_SET_WRAP:
- s->mouse_wrap = 1;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_SET_REMOTE:
- s->mouse_status |= MOUSE_STATUS_REMOTE;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_GET_TYPE:
- ps2_queue(&s->common, AUX_ACK);
- ps2_queue(&s->common, s->mouse_type);
- break;
- case AUX_SET_RES:
- case AUX_SET_SAMPLE:
- s->common.write_cmd = val;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_GET_SCALE:
- ps2_queue(&s->common, AUX_ACK);
- ps2_queue(&s->common, s->mouse_status);
- ps2_queue(&s->common, s->mouse_resolution);
- ps2_queue(&s->common, s->mouse_sample_rate);
- break;
- case AUX_POLL:
- ps2_queue(&s->common, AUX_ACK);
- ps2_mouse_send_packet(s);
- break;
- case AUX_ENABLE_DEV:
- s->mouse_status |= MOUSE_STATUS_ENABLED;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_DISABLE_DEV:
- s->mouse_status &= ~MOUSE_STATUS_ENABLED;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_SET_DEFAULT:
- s->mouse_sample_rate = 100;
- s->mouse_resolution = 2;
- s->mouse_status = 0;
- ps2_queue(&s->common, AUX_ACK);
- break;
- case AUX_RESET:
- s->mouse_sample_rate = 100;
- s->mouse_resolution = 2;
- s->mouse_status = 0;
- s->mouse_type = 0;
- ps2_queue(&s->common, AUX_ACK);
- ps2_queue(&s->common, 0xaa);
- ps2_queue(&s->common, s->mouse_type);
- break;
- default:
- break;
- }
- break;
- case AUX_SET_SAMPLE:
- s->mouse_sample_rate = val;
- /* detect IMPS/2 or IMEX */
- switch(s->mouse_detect_state) {
- default:
- case 0:
- if (val == 200)
- s->mouse_detect_state = 1;
- break;
- case 1:
- if (val == 100)
- s->mouse_detect_state = 2;
- else if (val == 200)
- s->mouse_detect_state = 3;
- else
- s->mouse_detect_state = 0;
- break;
- case 2:
- if (val == 80)
- s->mouse_type = 3; /* IMPS/2 */
- s->mouse_detect_state = 0;
- break;
- case 3:
- if (val == 80)
- s->mouse_type = 4; /* IMEX */
- s->mouse_detect_state = 0;
- break;
- }
- ps2_queue(&s->common, AUX_ACK);
- s->common.write_cmd = -1;
- break;
- case AUX_SET_RES:
- s->mouse_resolution = val;
- ps2_queue(&s->common, AUX_ACK);
- s->common.write_cmd = -1;
- break;
- }
-}
-
-static void ps2_common_reset(PS2State *s)
-{
- PS2Queue *q;
- s->write_cmd = -1;
- q = &s->queue;
- q->rptr = 0;
- q->wptr = 0;
- q->count = 0;
- s->update_irq(s->update_arg, 0);
-}
-
-static void ps2_common_post_load(PS2State *s)
-{
- PS2Queue *q = &s->queue;
- int size;
- int i;
- int tmp_data[PS2_QUEUE_SIZE];
-
- /* set the useful data buffer queue size, < PS2_QUEUE_SIZE */
- size = q->count > PS2_QUEUE_SIZE ? 0 : q->count;
-
- /* move the queue elements to the start of data array */
- if (size > 0) {
- for (i = 0; i < size; i++) {
- /* move the queue elements to the temporary buffer */
- tmp_data[i] = q->data[q->rptr];
- if (++q->rptr == 256) {
- q->rptr = 0;
- }
- }
- memcpy(q->data, tmp_data, size);
- }
- /* reset rptr/wptr/count */
- q->rptr = 0;
- q->wptr = size;
- q->count = size;
- s->update_irq(s->update_arg, q->count != 0);
-}
-
-static void ps2_kbd_reset(void *opaque)
-{
- PS2KbdState *s = (PS2KbdState *) opaque;
-
- trace_ps2_kbd_reset(opaque);
- ps2_common_reset(&s->common);
- s->scan_enabled = 0;
- s->translate = 0;
- s->scancode_set = 2;
-}
-
-static void ps2_mouse_reset(void *opaque)
-{
- PS2MouseState *s = (PS2MouseState *) opaque;
-
- trace_ps2_mouse_reset(opaque);
- ps2_common_reset(&s->common);
- s->mouse_status = 0;
- s->mouse_resolution = 0;
- s->mouse_sample_rate = 0;
- s->mouse_wrap = 0;
- s->mouse_type = 0;
- s->mouse_detect_state = 0;
- s->mouse_dx = 0;
- s->mouse_dy = 0;
- s->mouse_dz = 0;
- s->mouse_buttons = 0;
-}
-
-static const VMStateDescription vmstate_ps2_common = {
- .name = "PS2 Common State",
- .version_id = 3,
- .minimum_version_id = 2,
- .fields = (VMStateField[]) {
- VMSTATE_INT32(write_cmd, PS2State),
- VMSTATE_INT32(queue.rptr, PS2State),
- VMSTATE_INT32(queue.wptr, PS2State),
- VMSTATE_INT32(queue.count, PS2State),
- VMSTATE_BUFFER(queue.data, PS2State),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static bool ps2_keyboard_ledstate_needed(void *opaque)
-{
- PS2KbdState *s = opaque;
-
- return s->ledstate != 0; /* 0 is default state */
-}
-
-static int ps2_kbd_ledstate_post_load(void *opaque, int version_id)
-{
- PS2KbdState *s = opaque;
-
- kbd_put_ledstate(s->ledstate);
- return 0;
-}
-
-static const VMStateDescription vmstate_ps2_keyboard_ledstate = {
- .name = "ps2kbd/ledstate",
- .version_id = 3,
- .minimum_version_id = 2,
- .post_load = ps2_kbd_ledstate_post_load,
- .needed = ps2_keyboard_ledstate_needed,
- .fields = (VMStateField[]) {
- VMSTATE_INT32(ledstate, PS2KbdState),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static int ps2_kbd_post_load(void* opaque, int version_id)
-{
- PS2KbdState *s = (PS2KbdState*)opaque;
- PS2State *ps2 = &s->common;
-
- if (version_id == 2)
- s->scancode_set=2;
-
- ps2_common_post_load(ps2);
-
- return 0;
-}
-
-static void ps2_kbd_pre_save(void *opaque)
-{
- PS2KbdState *s = (PS2KbdState *)opaque;
- PS2State *ps2 = &s->common;
-
- ps2_common_post_load(ps2);
-}
-
-static const VMStateDescription vmstate_ps2_keyboard = {
- .name = "ps2kbd",
- .version_id = 3,
- .minimum_version_id = 2,
- .post_load = ps2_kbd_post_load,
- .pre_save = ps2_kbd_pre_save,
- .fields = (VMStateField[]) {
- VMSTATE_STRUCT(common, PS2KbdState, 0, vmstate_ps2_common, PS2State),
- VMSTATE_INT32(scan_enabled, PS2KbdState),
- VMSTATE_INT32(translate, PS2KbdState),
- VMSTATE_INT32_V(scancode_set, PS2KbdState,3),
- VMSTATE_END_OF_LIST()
- },
- .subsections = (const VMStateDescription*[]) {
- &vmstate_ps2_keyboard_ledstate,
- NULL
- }
-};
-
-static int ps2_mouse_post_load(void *opaque, int version_id)
-{
- PS2MouseState *s = (PS2MouseState *)opaque;
- PS2State *ps2 = &s->common;
-
- ps2_common_post_load(ps2);
-
- return 0;
-}
-
-static void ps2_mouse_pre_save(void *opaque)
-{
- PS2MouseState *s = (PS2MouseState *)opaque;
- PS2State *ps2 = &s->common;
-
- ps2_common_post_load(ps2);
-}
-
-static const VMStateDescription vmstate_ps2_mouse = {
- .name = "ps2mouse",
- .version_id = 2,
- .minimum_version_id = 2,
- .post_load = ps2_mouse_post_load,
- .pre_save = ps2_mouse_pre_save,
- .fields = (VMStateField[]) {
- VMSTATE_STRUCT(common, PS2MouseState, 0, vmstate_ps2_common, PS2State),
- VMSTATE_UINT8(mouse_status, PS2MouseState),
- VMSTATE_UINT8(mouse_resolution, PS2MouseState),
- VMSTATE_UINT8(mouse_sample_rate, PS2MouseState),
- VMSTATE_UINT8(mouse_wrap, PS2MouseState),
- VMSTATE_UINT8(mouse_type, PS2MouseState),
- VMSTATE_UINT8(mouse_detect_state, PS2MouseState),
- VMSTATE_INT32(mouse_dx, PS2MouseState),
- VMSTATE_INT32(mouse_dy, PS2MouseState),
- VMSTATE_INT32(mouse_dz, PS2MouseState),
- VMSTATE_UINT8(mouse_buttons, PS2MouseState),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static QemuInputHandler ps2_keyboard_handler = {
- .name = "QEMU PS/2 Keyboard",
- .mask = INPUT_EVENT_MASK_KEY,
- .event = ps2_keyboard_event,
-};
-
-void *ps2_kbd_init(void (*update_irq)(void *, int), void *update_arg)
-{
- PS2KbdState *s = (PS2KbdState *)g_malloc0(sizeof(PS2KbdState));
-
- trace_ps2_kbd_init(s);
- s->common.update_irq = update_irq;
- s->common.update_arg = update_arg;
- s->scancode_set = 2;
- vmstate_register(NULL, 0, &vmstate_ps2_keyboard, s);
- qemu_input_handler_register((DeviceState *)s,
- &ps2_keyboard_handler);
- qemu_register_reset(ps2_kbd_reset, s);
- return s;
-}
-
-static QemuInputHandler ps2_mouse_handler = {
- .name = "QEMU PS/2 Mouse",
- .mask = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_REL,
- .event = ps2_mouse_event,
- .sync = ps2_mouse_sync,
-};
-
-void *ps2_mouse_init(void (*update_irq)(void *, int), void *update_arg)
-{
- PS2MouseState *s = (PS2MouseState *)g_malloc0(sizeof(PS2MouseState));
-
- trace_ps2_mouse_init(s);
- s->common.update_irq = update_irq;
- s->common.update_arg = update_arg;
- vmstate_register(NULL, 0, &vmstate_ps2_mouse, s);
- qemu_input_handler_register((DeviceState *)s,
- &ps2_mouse_handler);
- qemu_register_reset(ps2_mouse_reset, s);
- return s;
-}