149ab747fSPaolo Bonzini /* 249ab747fSPaolo Bonzini * QEMU PC keyboard emulation 349ab747fSPaolo Bonzini * 449ab747fSPaolo Bonzini * Copyright (c) 2003 Fabrice Bellard 549ab747fSPaolo Bonzini * 649ab747fSPaolo Bonzini * Permission is hereby granted, free of charge, to any person obtaining a copy 749ab747fSPaolo Bonzini * of this software and associated documentation files (the "Software"), to deal 849ab747fSPaolo Bonzini * in the Software without restriction, including without limitation the rights 949ab747fSPaolo Bonzini * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 1049ab747fSPaolo Bonzini * copies of the Software, and to permit persons to whom the Software is 1149ab747fSPaolo Bonzini * furnished to do so, subject to the following conditions: 1249ab747fSPaolo Bonzini * 1349ab747fSPaolo Bonzini * The above copyright notice and this permission notice shall be included in 1449ab747fSPaolo Bonzini * all copies or substantial portions of the Software. 1549ab747fSPaolo Bonzini * 1649ab747fSPaolo Bonzini * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1749ab747fSPaolo Bonzini * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1849ab747fSPaolo Bonzini * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 1949ab747fSPaolo Bonzini * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 2049ab747fSPaolo Bonzini * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 2149ab747fSPaolo Bonzini * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 2249ab747fSPaolo Bonzini * THE SOFTWARE. 2349ab747fSPaolo Bonzini */ 2471e8a915SMarkus Armbruster 250430891cSPeter Maydell #include "qemu/osdep.h" 26*d1e45668SVolker Rümelin #include "qemu/error-report.h" 27c2e846bbSPhilippe Mathieu-Daudé #include "qemu/log.h" 28*d1e45668SVolker Rümelin #include "qemu/timer.h" 2949ab747fSPaolo Bonzini #include "hw/isa/isa.h" 30d6454270SMarkus Armbruster #include "migration/vmstate.h" 31df0f3d13SGerd Hoffmann #include "hw/acpi/aml-build.h" 3249ab747fSPaolo Bonzini #include "hw/input/ps2.h" 3364552b6bSMarkus Armbruster #include "hw/irq.h" 3447973a2dSPhilippe Mathieu-Daudé #include "hw/input/i8042.h" 35ff6e1624SVolker Rümelin #include "hw/qdev-properties.h" 3671e8a915SMarkus Armbruster #include "sysemu/reset.h" 3754d31236SMarkus Armbruster #include "sysemu/runstate.h" 3849ab747fSPaolo Bonzini 3965b182c3SDr. David Alan Gilbert #include "trace.h" 4049ab747fSPaolo Bonzini 4149ab747fSPaolo Bonzini /* Keyboard Controller Commands */ 4249ab747fSPaolo Bonzini #define KBD_CCMD_READ_MODE 0x20 /* Read mode bits */ 4349ab747fSPaolo Bonzini #define KBD_CCMD_WRITE_MODE 0x60 /* Write mode bits */ 4449ab747fSPaolo Bonzini #define KBD_CCMD_GET_VERSION 0xA1 /* Get controller version */ 4549ab747fSPaolo Bonzini #define KBD_CCMD_MOUSE_DISABLE 0xA7 /* Disable mouse interface */ 4649ab747fSPaolo Bonzini #define KBD_CCMD_MOUSE_ENABLE 0xA8 /* Enable mouse interface */ 4749ab747fSPaolo Bonzini #define KBD_CCMD_TEST_MOUSE 0xA9 /* Mouse interface test */ 4849ab747fSPaolo Bonzini #define KBD_CCMD_SELF_TEST 0xAA /* Controller self test */ 4949ab747fSPaolo Bonzini #define KBD_CCMD_KBD_TEST 0xAB /* Keyboard interface test */ 5049ab747fSPaolo Bonzini #define KBD_CCMD_KBD_DISABLE 0xAD /* Keyboard interface disable */ 5149ab747fSPaolo Bonzini #define KBD_CCMD_KBD_ENABLE 0xAE /* Keyboard interface enable */ 5249ab747fSPaolo Bonzini #define KBD_CCMD_READ_INPORT 0xC0 /* read input port */ 5349ab747fSPaolo Bonzini #define KBD_CCMD_READ_OUTPORT 0xD0 /* read output port */ 5449ab747fSPaolo Bonzini #define KBD_CCMD_WRITE_OUTPORT 0xD1 /* write output port */ 5549ab747fSPaolo Bonzini #define KBD_CCMD_WRITE_OBUF 0xD2 5649ab747fSPaolo Bonzini #define KBD_CCMD_WRITE_AUX_OBUF 0xD3 /* Write to output buffer as if 5749ab747fSPaolo Bonzini initiated by the auxiliary device */ 5849ab747fSPaolo Bonzini #define KBD_CCMD_WRITE_MOUSE 0xD4 /* Write the following byte to the mouse */ 5949ab747fSPaolo Bonzini #define KBD_CCMD_DISABLE_A20 0xDD /* HP vectra only ? */ 6049ab747fSPaolo Bonzini #define KBD_CCMD_ENABLE_A20 0xDF /* HP vectra only ? */ 6149ab747fSPaolo Bonzini #define KBD_CCMD_PULSE_BITS_3_0 0xF0 /* Pulse bits 3-0 of the output port P2. */ 6249ab747fSPaolo Bonzini #define KBD_CCMD_RESET 0xFE /* Pulse bit 0 of the output port P2 = CPU reset. */ 6349ab747fSPaolo Bonzini #define KBD_CCMD_NO_OP 0xFF /* Pulse no bits of the output port P2. */ 6449ab747fSPaolo Bonzini 6549ab747fSPaolo Bonzini /* Keyboard Commands */ 6649ab747fSPaolo Bonzini #define KBD_CMD_SET_LEDS 0xED /* Set keyboard leds */ 6749ab747fSPaolo Bonzini #define KBD_CMD_ECHO 0xEE 6849ab747fSPaolo Bonzini #define KBD_CMD_GET_ID 0xF2 /* get keyboard ID */ 6949ab747fSPaolo Bonzini #define KBD_CMD_SET_RATE 0xF3 /* Set typematic rate */ 7049ab747fSPaolo Bonzini #define KBD_CMD_ENABLE 0xF4 /* Enable scanning */ 7149ab747fSPaolo Bonzini #define KBD_CMD_RESET_DISABLE 0xF5 /* reset and disable scanning */ 7249ab747fSPaolo Bonzini #define KBD_CMD_RESET_ENABLE 0xF6 /* reset and enable scanning */ 7349ab747fSPaolo Bonzini #define KBD_CMD_RESET 0xFF /* Reset */ 7449ab747fSPaolo Bonzini 7549ab747fSPaolo Bonzini /* Keyboard Replies */ 7649ab747fSPaolo Bonzini #define KBD_REPLY_POR 0xAA /* Power on reset */ 7749ab747fSPaolo Bonzini #define KBD_REPLY_ACK 0xFA /* Command ACK */ 7849ab747fSPaolo Bonzini #define KBD_REPLY_RESEND 0xFE /* Command NACK, send the cmd again */ 7949ab747fSPaolo Bonzini 8049ab747fSPaolo Bonzini /* Status Register Bits */ 8149ab747fSPaolo Bonzini #define KBD_STAT_OBF 0x01 /* Keyboard output buffer full */ 8249ab747fSPaolo Bonzini #define KBD_STAT_IBF 0x02 /* Keyboard input buffer full */ 8349ab747fSPaolo Bonzini #define KBD_STAT_SELFTEST 0x04 /* Self test successful */ 8449ab747fSPaolo Bonzini #define KBD_STAT_CMD 0x08 /* Last write was a command write (0=data) */ 8549ab747fSPaolo Bonzini #define KBD_STAT_UNLOCKED 0x10 /* Zero if keyboard locked */ 8649ab747fSPaolo Bonzini #define KBD_STAT_MOUSE_OBF 0x20 /* Mouse output buffer full */ 8749ab747fSPaolo Bonzini #define KBD_STAT_GTO 0x40 /* General receive/xmit timeout */ 8849ab747fSPaolo Bonzini #define KBD_STAT_PERR 0x80 /* Parity error */ 8949ab747fSPaolo Bonzini 9049ab747fSPaolo Bonzini /* Controller Mode Register Bits */ 9149ab747fSPaolo Bonzini #define KBD_MODE_KBD_INT 0x01 /* Keyboard data generate IRQ1 */ 9249ab747fSPaolo Bonzini #define KBD_MODE_MOUSE_INT 0x02 /* Mouse data generate IRQ12 */ 9349ab747fSPaolo Bonzini #define KBD_MODE_SYS 0x04 /* The system flag (?) */ 9449ab747fSPaolo Bonzini #define KBD_MODE_NO_KEYLOCK 0x08 /* The keylock doesn't affect the keyboard if set */ 9549ab747fSPaolo Bonzini #define KBD_MODE_DISABLE_KBD 0x10 /* Disable keyboard interface */ 9649ab747fSPaolo Bonzini #define KBD_MODE_DISABLE_MOUSE 0x20 /* Disable mouse interface */ 9749ab747fSPaolo Bonzini #define KBD_MODE_KCC 0x40 /* Scan code conversion to PC format */ 9849ab747fSPaolo Bonzini #define KBD_MODE_RFU 0x80 9949ab747fSPaolo Bonzini 10049ab747fSPaolo Bonzini /* Output Port Bits */ 10149ab747fSPaolo Bonzini #define KBD_OUT_RESET 0x01 /* 1=normal mode, 0=reset */ 10249ab747fSPaolo Bonzini #define KBD_OUT_A20 0x02 /* x86 only */ 10349ab747fSPaolo Bonzini #define KBD_OUT_OBF 0x10 /* Keyboard output buffer full */ 10449ab747fSPaolo Bonzini #define KBD_OUT_MOUSE_OBF 0x20 /* Mouse output buffer full */ 10549ab747fSPaolo Bonzini 106d13c0404SPaolo Bonzini /* OSes typically write 0xdd/0xdf to turn the A20 line off and on. 107d13c0404SPaolo Bonzini * We make the default value of the outport include these four bits, 108d13c0404SPaolo Bonzini * so that the subsection is rarely necessary. 109d13c0404SPaolo Bonzini */ 110d13c0404SPaolo Bonzini #define KBD_OUT_ONES 0xcc 111d13c0404SPaolo Bonzini 11249ab747fSPaolo Bonzini /* Mouse Commands */ 11349ab747fSPaolo Bonzini #define AUX_SET_SCALE11 0xE6 /* Set 1:1 scaling */ 11449ab747fSPaolo Bonzini #define AUX_SET_SCALE21 0xE7 /* Set 2:1 scaling */ 11549ab747fSPaolo Bonzini #define AUX_SET_RES 0xE8 /* Set resolution */ 11649ab747fSPaolo Bonzini #define AUX_GET_SCALE 0xE9 /* Get scaling factor */ 11749ab747fSPaolo Bonzini #define AUX_SET_STREAM 0xEA /* Set stream mode */ 11849ab747fSPaolo Bonzini #define AUX_POLL 0xEB /* Poll */ 11949ab747fSPaolo Bonzini #define AUX_RESET_WRAP 0xEC /* Reset wrap mode */ 12049ab747fSPaolo Bonzini #define AUX_SET_WRAP 0xEE /* Set wrap mode */ 12149ab747fSPaolo Bonzini #define AUX_SET_REMOTE 0xF0 /* Set remote mode */ 12249ab747fSPaolo Bonzini #define AUX_GET_TYPE 0xF2 /* Get type */ 12349ab747fSPaolo Bonzini #define AUX_SET_SAMPLE 0xF3 /* Set sample rate */ 12449ab747fSPaolo Bonzini #define AUX_ENABLE_DEV 0xF4 /* Enable aux device */ 12549ab747fSPaolo Bonzini #define AUX_DISABLE_DEV 0xF5 /* Disable aux device */ 12649ab747fSPaolo Bonzini #define AUX_SET_DEFAULT 0xF6 12749ab747fSPaolo Bonzini #define AUX_RESET 0xFF /* Reset aux device */ 12849ab747fSPaolo Bonzini #define AUX_ACK 0xFA /* Command byte ACK. */ 12949ab747fSPaolo Bonzini 13049ab747fSPaolo Bonzini #define MOUSE_STATUS_REMOTE 0x40 13149ab747fSPaolo Bonzini #define MOUSE_STATUS_ENABLED 0x20 13249ab747fSPaolo Bonzini #define MOUSE_STATUS_SCALE21 0x10 13349ab747fSPaolo Bonzini 13449ab747fSPaolo Bonzini #define KBD_PENDING_KBD 1 13549ab747fSPaolo Bonzini #define KBD_PENDING_AUX 2 13649ab747fSPaolo Bonzini 137*d1e45668SVolker Rümelin #define KBD_MIGR_TIMER_PENDING 0x1 138*d1e45668SVolker Rümelin 13949ab747fSPaolo Bonzini typedef struct KBDState { 14049ab747fSPaolo Bonzini uint8_t write_cmd; /* if non zero, write data to port 60 is expected */ 14149ab747fSPaolo Bonzini uint8_t status; 14249ab747fSPaolo Bonzini uint8_t mode; 14349ab747fSPaolo Bonzini uint8_t outport; 144*d1e45668SVolker Rümelin uint32_t migration_flags; 145a28fe7e3SPavel Dovgalyuk bool outport_present; 146ff6e1624SVolker Rümelin bool extended_state; 14749ab747fSPaolo Bonzini /* Bitmask of devices with data available. */ 14849ab747fSPaolo Bonzini uint8_t pending; 149ff6e1624SVolker Rümelin uint8_t obdata; 15049ab747fSPaolo Bonzini void *kbd; 15149ab747fSPaolo Bonzini void *mouse; 152*d1e45668SVolker Rümelin QEMUTimer *throttle_timer; 15349ab747fSPaolo Bonzini 15449ab747fSPaolo Bonzini qemu_irq irq_kbd; 15549ab747fSPaolo Bonzini qemu_irq irq_mouse; 1563115b9e2SEfimov Vasily qemu_irq a20_out; 15749ab747fSPaolo Bonzini hwaddr mask; 15849ab747fSPaolo Bonzini } KBDState; 15949ab747fSPaolo Bonzini 16049ab747fSPaolo Bonzini /* XXX: not generating the irqs if KBD_MODE_DISABLE_KBD is set may be 16149ab747fSPaolo Bonzini incorrect, but it avoids having to simulate exact delays */ 162c3c4a961SVolker Rümelin static void kbd_update_irq_lines(KBDState *s) 16349ab747fSPaolo Bonzini { 16449ab747fSPaolo Bonzini int irq_kbd_level, irq_mouse_level; 16549ab747fSPaolo Bonzini 16649ab747fSPaolo Bonzini irq_kbd_level = 0; 16749ab747fSPaolo Bonzini irq_mouse_level = 0; 168c3c4a961SVolker Rümelin 169c3c4a961SVolker Rümelin if (s->status & KBD_STAT_OBF) { 170c3c4a961SVolker Rümelin if (s->status & KBD_STAT_MOUSE_OBF) { 171c3c4a961SVolker Rümelin if (s->mode & KBD_MODE_MOUSE_INT) { 172c3c4a961SVolker Rümelin irq_mouse_level = 1; 173c3c4a961SVolker Rümelin } 174c3c4a961SVolker Rümelin } else { 175c3c4a961SVolker Rümelin if ((s->mode & KBD_MODE_KBD_INT) && 176c3c4a961SVolker Rümelin !(s->mode & KBD_MODE_DISABLE_KBD)) { 177c3c4a961SVolker Rümelin irq_kbd_level = 1; 178c3c4a961SVolker Rümelin } 179c3c4a961SVolker Rümelin } 180c3c4a961SVolker Rümelin } 181c3c4a961SVolker Rümelin qemu_set_irq(s->irq_kbd, irq_kbd_level); 182c3c4a961SVolker Rümelin qemu_set_irq(s->irq_mouse, irq_mouse_level); 183c3c4a961SVolker Rümelin } 184c3c4a961SVolker Rümelin 185ff6e1624SVolker Rümelin static void kbd_deassert_irq(KBDState *s) 186ff6e1624SVolker Rümelin { 187ff6e1624SVolker Rümelin s->status &= ~(KBD_STAT_OBF | KBD_STAT_MOUSE_OBF); 188ff6e1624SVolker Rümelin s->outport &= ~(KBD_OUT_OBF | KBD_OUT_MOUSE_OBF); 189ff6e1624SVolker Rümelin kbd_update_irq_lines(s); 190ff6e1624SVolker Rümelin } 191ff6e1624SVolker Rümelin 192c3c4a961SVolker Rümelin /* update irq and KBD_STAT_[MOUSE_]OBF */ 193c3c4a961SVolker Rümelin static void kbd_update_irq(KBDState *s) 194c3c4a961SVolker Rümelin { 19549ab747fSPaolo Bonzini s->status &= ~(KBD_STAT_OBF | KBD_STAT_MOUSE_OBF); 19649ab747fSPaolo Bonzini s->outport &= ~(KBD_OUT_OBF | KBD_OUT_MOUSE_OBF); 19749ab747fSPaolo Bonzini if (s->pending) { 19849ab747fSPaolo Bonzini s->status |= KBD_STAT_OBF; 19949ab747fSPaolo Bonzini s->outport |= KBD_OUT_OBF; 20049ab747fSPaolo Bonzini if (s->pending == KBD_PENDING_AUX) { 20149ab747fSPaolo Bonzini s->status |= KBD_STAT_MOUSE_OBF; 20249ab747fSPaolo Bonzini s->outport |= KBD_OUT_MOUSE_OBF; 20349ab747fSPaolo Bonzini } 20449ab747fSPaolo Bonzini } 205c3c4a961SVolker Rümelin kbd_update_irq_lines(s); 20649ab747fSPaolo Bonzini } 20749ab747fSPaolo Bonzini 208ff6e1624SVolker Rümelin static void kbd_safe_update_irq(KBDState *s) 209ff6e1624SVolker Rümelin { 210ff6e1624SVolker Rümelin /* 211ff6e1624SVolker Rümelin * with KBD_STAT_OBF set, a call to kbd_read_data() will eventually call 212ff6e1624SVolker Rümelin * kbd_update_irq() 213ff6e1624SVolker Rümelin */ 214ff6e1624SVolker Rümelin if (s->status & KBD_STAT_OBF) { 215ff6e1624SVolker Rümelin return; 216ff6e1624SVolker Rümelin } 217*d1e45668SVolker Rümelin /* the throttle timer is pending and will call kbd_update_irq() */ 218*d1e45668SVolker Rümelin if (s->throttle_timer && timer_pending(s->throttle_timer)) { 219*d1e45668SVolker Rümelin return; 220*d1e45668SVolker Rümelin } 221ff6e1624SVolker Rümelin if (s->pending) { 222ff6e1624SVolker Rümelin kbd_update_irq(s); 223ff6e1624SVolker Rümelin } 224ff6e1624SVolker Rümelin } 225ff6e1624SVolker Rümelin 22649ab747fSPaolo Bonzini static void kbd_update_kbd_irq(void *opaque, int level) 22749ab747fSPaolo Bonzini { 228ff6e1624SVolker Rümelin KBDState *s = opaque; 22949ab747fSPaolo Bonzini 230ff6e1624SVolker Rümelin if (level) { 23149ab747fSPaolo Bonzini s->pending |= KBD_PENDING_KBD; 232ff6e1624SVolker Rümelin } else { 23349ab747fSPaolo Bonzini s->pending &= ~KBD_PENDING_KBD; 234ff6e1624SVolker Rümelin } 235ff6e1624SVolker Rümelin kbd_safe_update_irq(s); 23649ab747fSPaolo Bonzini } 23749ab747fSPaolo Bonzini 23849ab747fSPaolo Bonzini static void kbd_update_aux_irq(void *opaque, int level) 23949ab747fSPaolo Bonzini { 240ff6e1624SVolker Rümelin KBDState *s = opaque; 24149ab747fSPaolo Bonzini 242ff6e1624SVolker Rümelin if (level) { 24349ab747fSPaolo Bonzini s->pending |= KBD_PENDING_AUX; 244ff6e1624SVolker Rümelin } else { 24549ab747fSPaolo Bonzini s->pending &= ~KBD_PENDING_AUX; 246ff6e1624SVolker Rümelin } 247ff6e1624SVolker Rümelin kbd_safe_update_irq(s); 24849ab747fSPaolo Bonzini } 24949ab747fSPaolo Bonzini 250*d1e45668SVolker Rümelin static void kbd_throttle_timeout(void *opaque) 251*d1e45668SVolker Rümelin { 252*d1e45668SVolker Rümelin KBDState *s = opaque; 253*d1e45668SVolker Rümelin 254*d1e45668SVolker Rümelin if (s->pending) { 255*d1e45668SVolker Rümelin kbd_update_irq(s); 256*d1e45668SVolker Rümelin } 257*d1e45668SVolker Rümelin } 258*d1e45668SVolker Rümelin 25949ab747fSPaolo Bonzini static uint64_t kbd_read_status(void *opaque, hwaddr addr, 26049ab747fSPaolo Bonzini unsigned size) 26149ab747fSPaolo Bonzini { 26249ab747fSPaolo Bonzini KBDState *s = opaque; 26349ab747fSPaolo Bonzini int val; 26449ab747fSPaolo Bonzini val = s->status; 26565b182c3SDr. David Alan Gilbert trace_pckbd_kbd_read_status(val); 26649ab747fSPaolo Bonzini return val; 26749ab747fSPaolo Bonzini } 26849ab747fSPaolo Bonzini 26949ab747fSPaolo Bonzini static void kbd_queue(KBDState *s, int b, int aux) 27049ab747fSPaolo Bonzini { 27149ab747fSPaolo Bonzini if (aux) 27249ab747fSPaolo Bonzini ps2_queue(s->mouse, b); 27349ab747fSPaolo Bonzini else 27449ab747fSPaolo Bonzini ps2_queue(s->kbd, b); 27549ab747fSPaolo Bonzini } 27649ab747fSPaolo Bonzini 27749ab747fSPaolo Bonzini static void outport_write(KBDState *s, uint32_t val) 27849ab747fSPaolo Bonzini { 27965b182c3SDr. David Alan Gilbert trace_pckbd_outport_write(val); 28049ab747fSPaolo Bonzini s->outport = val; 2813115b9e2SEfimov Vasily qemu_set_irq(s->a20_out, (val >> 1) & 1); 28249ab747fSPaolo Bonzini if (!(val & 1)) { 283cf83f140SEric Blake qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); 28449ab747fSPaolo Bonzini } 28549ab747fSPaolo Bonzini } 28649ab747fSPaolo Bonzini 28749ab747fSPaolo Bonzini static void kbd_write_command(void *opaque, hwaddr addr, 28849ab747fSPaolo Bonzini uint64_t val, unsigned size) 28949ab747fSPaolo Bonzini { 29049ab747fSPaolo Bonzini KBDState *s = opaque; 29149ab747fSPaolo Bonzini 29265b182c3SDr. David Alan Gilbert trace_pckbd_kbd_write_command(val); 29349ab747fSPaolo Bonzini 29449ab747fSPaolo Bonzini /* Bits 3-0 of the output port P2 of the keyboard controller may be pulsed 29549ab747fSPaolo Bonzini * low for approximately 6 micro seconds. Bits 3-0 of the KBD_CCMD_PULSE 29649ab747fSPaolo Bonzini * command specify the output port bits to be pulsed. 29749ab747fSPaolo Bonzini * 0: Bit should be pulsed. 1: Bit should not be modified. 29849ab747fSPaolo Bonzini * The only useful version of this command is pulsing bit 0, 29949ab747fSPaolo Bonzini * which does a CPU reset. 30049ab747fSPaolo Bonzini */ 30149ab747fSPaolo Bonzini if((val & KBD_CCMD_PULSE_BITS_3_0) == KBD_CCMD_PULSE_BITS_3_0) { 30249ab747fSPaolo Bonzini if(!(val & 1)) 30349ab747fSPaolo Bonzini val = KBD_CCMD_RESET; 30449ab747fSPaolo Bonzini else 30549ab747fSPaolo Bonzini val = KBD_CCMD_NO_OP; 30649ab747fSPaolo Bonzini } 30749ab747fSPaolo Bonzini 30849ab747fSPaolo Bonzini switch(val) { 30949ab747fSPaolo Bonzini case KBD_CCMD_READ_MODE: 31049ab747fSPaolo Bonzini kbd_queue(s, s->mode, 0); 31149ab747fSPaolo Bonzini break; 31249ab747fSPaolo Bonzini case KBD_CCMD_WRITE_MODE: 31349ab747fSPaolo Bonzini case KBD_CCMD_WRITE_OBUF: 31449ab747fSPaolo Bonzini case KBD_CCMD_WRITE_AUX_OBUF: 31549ab747fSPaolo Bonzini case KBD_CCMD_WRITE_MOUSE: 31649ab747fSPaolo Bonzini case KBD_CCMD_WRITE_OUTPORT: 31749ab747fSPaolo Bonzini s->write_cmd = val; 31849ab747fSPaolo Bonzini break; 31949ab747fSPaolo Bonzini case KBD_CCMD_MOUSE_DISABLE: 32049ab747fSPaolo Bonzini s->mode |= KBD_MODE_DISABLE_MOUSE; 32149ab747fSPaolo Bonzini break; 32249ab747fSPaolo Bonzini case KBD_CCMD_MOUSE_ENABLE: 32349ab747fSPaolo Bonzini s->mode &= ~KBD_MODE_DISABLE_MOUSE; 32449ab747fSPaolo Bonzini break; 32549ab747fSPaolo Bonzini case KBD_CCMD_TEST_MOUSE: 32649ab747fSPaolo Bonzini kbd_queue(s, 0x00, 0); 32749ab747fSPaolo Bonzini break; 32849ab747fSPaolo Bonzini case KBD_CCMD_SELF_TEST: 32949ab747fSPaolo Bonzini s->status |= KBD_STAT_SELFTEST; 33049ab747fSPaolo Bonzini kbd_queue(s, 0x55, 0); 33149ab747fSPaolo Bonzini break; 33249ab747fSPaolo Bonzini case KBD_CCMD_KBD_TEST: 33349ab747fSPaolo Bonzini kbd_queue(s, 0x00, 0); 33449ab747fSPaolo Bonzini break; 33549ab747fSPaolo Bonzini case KBD_CCMD_KBD_DISABLE: 33649ab747fSPaolo Bonzini s->mode |= KBD_MODE_DISABLE_KBD; 33749ab747fSPaolo Bonzini break; 33849ab747fSPaolo Bonzini case KBD_CCMD_KBD_ENABLE: 33949ab747fSPaolo Bonzini s->mode &= ~KBD_MODE_DISABLE_KBD; 340ff6e1624SVolker Rümelin kbd_safe_update_irq(s); 34149ab747fSPaolo Bonzini break; 34249ab747fSPaolo Bonzini case KBD_CCMD_READ_INPORT: 343f1b7e0e4SHervé Poussineau kbd_queue(s, 0x80, 0); 34449ab747fSPaolo Bonzini break; 34549ab747fSPaolo Bonzini case KBD_CCMD_READ_OUTPORT: 34649ab747fSPaolo Bonzini kbd_queue(s, s->outport, 0); 34749ab747fSPaolo Bonzini break; 34849ab747fSPaolo Bonzini case KBD_CCMD_ENABLE_A20: 3493115b9e2SEfimov Vasily qemu_irq_raise(s->a20_out); 35049ab747fSPaolo Bonzini s->outport |= KBD_OUT_A20; 35149ab747fSPaolo Bonzini break; 35249ab747fSPaolo Bonzini case KBD_CCMD_DISABLE_A20: 3533115b9e2SEfimov Vasily qemu_irq_lower(s->a20_out); 35449ab747fSPaolo Bonzini s->outport &= ~KBD_OUT_A20; 35549ab747fSPaolo Bonzini break; 35649ab747fSPaolo Bonzini case KBD_CCMD_RESET: 357cf83f140SEric Blake qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); 35849ab747fSPaolo Bonzini break; 35949ab747fSPaolo Bonzini case KBD_CCMD_NO_OP: 36049ab747fSPaolo Bonzini /* ignore that */ 36149ab747fSPaolo Bonzini break; 36249ab747fSPaolo Bonzini default: 363c2e846bbSPhilippe Mathieu-Daudé qemu_log_mask(LOG_GUEST_ERROR, 364c2e846bbSPhilippe Mathieu-Daudé "unsupported keyboard cmd=0x%02" PRIx64 "\n", val); 36549ab747fSPaolo Bonzini break; 36649ab747fSPaolo Bonzini } 36749ab747fSPaolo Bonzini } 36849ab747fSPaolo Bonzini 36949ab747fSPaolo Bonzini static uint64_t kbd_read_data(void *opaque, hwaddr addr, 37049ab747fSPaolo Bonzini unsigned size) 37149ab747fSPaolo Bonzini { 37249ab747fSPaolo Bonzini KBDState *s = opaque; 373ff6e1624SVolker Rümelin uint8_t status = s->status; 37449ab747fSPaolo Bonzini 375ff6e1624SVolker Rümelin if (status & KBD_STAT_OBF) { 376ff6e1624SVolker Rümelin kbd_deassert_irq(s); 377ff6e1624SVolker Rümelin if (status & KBD_STAT_MOUSE_OBF) { 378ff6e1624SVolker Rümelin s->obdata = ps2_read_data(s->mouse); 379ff6e1624SVolker Rümelin } else { 380*d1e45668SVolker Rümelin if (s->throttle_timer) { 381*d1e45668SVolker Rümelin timer_mod(s->throttle_timer, 382*d1e45668SVolker Rümelin qemu_clock_get_us(QEMU_CLOCK_VIRTUAL) + 1000); 383*d1e45668SVolker Rümelin } 384ff6e1624SVolker Rümelin s->obdata = ps2_read_data(s->kbd); 385ff6e1624SVolker Rümelin } 386ff6e1624SVolker Rümelin } 38749ab747fSPaolo Bonzini 388ff6e1624SVolker Rümelin trace_pckbd_kbd_read_data(s->obdata); 389ff6e1624SVolker Rümelin return s->obdata; 39049ab747fSPaolo Bonzini } 39149ab747fSPaolo Bonzini 39249ab747fSPaolo Bonzini static void kbd_write_data(void *opaque, hwaddr addr, 39349ab747fSPaolo Bonzini uint64_t val, unsigned size) 39449ab747fSPaolo Bonzini { 39549ab747fSPaolo Bonzini KBDState *s = opaque; 39649ab747fSPaolo Bonzini 39765b182c3SDr. David Alan Gilbert trace_pckbd_kbd_write_data(val); 39849ab747fSPaolo Bonzini 39949ab747fSPaolo Bonzini switch(s->write_cmd) { 40049ab747fSPaolo Bonzini case 0: 40149ab747fSPaolo Bonzini ps2_write_keyboard(s->kbd, val); 40249ab747fSPaolo Bonzini break; 40349ab747fSPaolo Bonzini case KBD_CCMD_WRITE_MODE: 40449ab747fSPaolo Bonzini s->mode = val; 40549ab747fSPaolo Bonzini ps2_keyboard_set_translation(s->kbd, (s->mode & KBD_MODE_KCC) != 0); 406ff6e1624SVolker Rümelin /* 407ff6e1624SVolker Rümelin * a write to the mode byte interrupt enable flags directly updates 408ff6e1624SVolker Rümelin * the irq lines 409ff6e1624SVolker Rümelin */ 410ff6e1624SVolker Rümelin kbd_update_irq_lines(s); 411ff6e1624SVolker Rümelin /* 412ff6e1624SVolker Rümelin * a write to the mode byte disable interface flags may raise 413ff6e1624SVolker Rümelin * an irq if there is pending data in the PS/2 queues. 414ff6e1624SVolker Rümelin */ 415ff6e1624SVolker Rümelin kbd_safe_update_irq(s); 41649ab747fSPaolo Bonzini break; 41749ab747fSPaolo Bonzini case KBD_CCMD_WRITE_OBUF: 41849ab747fSPaolo Bonzini kbd_queue(s, val, 0); 41949ab747fSPaolo Bonzini break; 42049ab747fSPaolo Bonzini case KBD_CCMD_WRITE_AUX_OBUF: 42149ab747fSPaolo Bonzini kbd_queue(s, val, 1); 42249ab747fSPaolo Bonzini break; 42349ab747fSPaolo Bonzini case KBD_CCMD_WRITE_OUTPORT: 42449ab747fSPaolo Bonzini outport_write(s, val); 42549ab747fSPaolo Bonzini break; 42649ab747fSPaolo Bonzini case KBD_CCMD_WRITE_MOUSE: 42749ab747fSPaolo Bonzini ps2_write_mouse(s->mouse, val); 42849ab747fSPaolo Bonzini break; 42949ab747fSPaolo Bonzini default: 43049ab747fSPaolo Bonzini break; 43149ab747fSPaolo Bonzini } 43249ab747fSPaolo Bonzini s->write_cmd = 0; 43349ab747fSPaolo Bonzini } 43449ab747fSPaolo Bonzini 43549ab747fSPaolo Bonzini static void kbd_reset(void *opaque) 43649ab747fSPaolo Bonzini { 43749ab747fSPaolo Bonzini KBDState *s = opaque; 43849ab747fSPaolo Bonzini 43949ab747fSPaolo Bonzini s->mode = KBD_MODE_KBD_INT | KBD_MODE_MOUSE_INT; 44049ab747fSPaolo Bonzini s->status = KBD_STAT_CMD | KBD_STAT_UNLOCKED; 441d13c0404SPaolo Bonzini s->outport = KBD_OUT_RESET | KBD_OUT_A20 | KBD_OUT_ONES; 442a28fe7e3SPavel Dovgalyuk s->outport_present = false; 443ff6e1624SVolker Rümelin s->pending = 0; 444ff6e1624SVolker Rümelin kbd_deassert_irq(s); 445*d1e45668SVolker Rümelin if (s->throttle_timer) { 446*d1e45668SVolker Rümelin timer_del(s->throttle_timer); 447*d1e45668SVolker Rümelin } 448a28fe7e3SPavel Dovgalyuk } 449a28fe7e3SPavel Dovgalyuk 450a28fe7e3SPavel Dovgalyuk static uint8_t kbd_outport_default(KBDState *s) 451a28fe7e3SPavel Dovgalyuk { 452d13c0404SPaolo Bonzini return KBD_OUT_RESET | KBD_OUT_A20 | KBD_OUT_ONES 453a28fe7e3SPavel Dovgalyuk | (s->status & KBD_STAT_OBF ? KBD_OUT_OBF : 0) 454a28fe7e3SPavel Dovgalyuk | (s->status & KBD_STAT_MOUSE_OBF ? KBD_OUT_MOUSE_OBF : 0); 455a28fe7e3SPavel Dovgalyuk } 456a28fe7e3SPavel Dovgalyuk 457a28fe7e3SPavel Dovgalyuk static int kbd_outport_post_load(void *opaque, int version_id) 458a28fe7e3SPavel Dovgalyuk { 459a28fe7e3SPavel Dovgalyuk KBDState *s = opaque; 460a28fe7e3SPavel Dovgalyuk s->outport_present = true; 461a28fe7e3SPavel Dovgalyuk return 0; 462a28fe7e3SPavel Dovgalyuk } 463a28fe7e3SPavel Dovgalyuk 464a28fe7e3SPavel Dovgalyuk static bool kbd_outport_needed(void *opaque) 465a28fe7e3SPavel Dovgalyuk { 466a28fe7e3SPavel Dovgalyuk KBDState *s = opaque; 467a28fe7e3SPavel Dovgalyuk return s->outport != kbd_outport_default(s); 468a28fe7e3SPavel Dovgalyuk } 469a28fe7e3SPavel Dovgalyuk 4705cd8cadaSJuan Quintela static const VMStateDescription vmstate_kbd_outport = { 4715cd8cadaSJuan Quintela .name = "pckbd_outport", 4725cd8cadaSJuan Quintela .version_id = 1, 4735cd8cadaSJuan Quintela .minimum_version_id = 1, 4745cd8cadaSJuan Quintela .post_load = kbd_outport_post_load, 4755cd8cadaSJuan Quintela .needed = kbd_outport_needed, 4765cd8cadaSJuan Quintela .fields = (VMStateField[]) { 4775cd8cadaSJuan Quintela VMSTATE_UINT8(outport, KBDState), 4785cd8cadaSJuan Quintela VMSTATE_END_OF_LIST() 4795cd8cadaSJuan Quintela } 4805cd8cadaSJuan Quintela }; 4815cd8cadaSJuan Quintela 482*d1e45668SVolker Rümelin static int kbd_extended_state_pre_save(void *opaque) 483*d1e45668SVolker Rümelin { 484*d1e45668SVolker Rümelin KBDState *s = opaque; 485*d1e45668SVolker Rümelin 486*d1e45668SVolker Rümelin s->migration_flags = 0; 487*d1e45668SVolker Rümelin if (s->throttle_timer && timer_pending(s->throttle_timer)) { 488*d1e45668SVolker Rümelin s->migration_flags |= KBD_MIGR_TIMER_PENDING; 489*d1e45668SVolker Rümelin } 490*d1e45668SVolker Rümelin 491*d1e45668SVolker Rümelin return 0; 492*d1e45668SVolker Rümelin } 493*d1e45668SVolker Rümelin 494*d1e45668SVolker Rümelin static int kbd_extended_state_post_load(void *opaque, int version_id) 495*d1e45668SVolker Rümelin { 496*d1e45668SVolker Rümelin KBDState *s = opaque; 497*d1e45668SVolker Rümelin 498*d1e45668SVolker Rümelin if (s->migration_flags & KBD_MIGR_TIMER_PENDING) { 499*d1e45668SVolker Rümelin kbd_throttle_timeout(s); 500*d1e45668SVolker Rümelin } 501*d1e45668SVolker Rümelin 502*d1e45668SVolker Rümelin return 0; 503*d1e45668SVolker Rümelin } 504*d1e45668SVolker Rümelin 505ff6e1624SVolker Rümelin static bool kbd_extended_state_needed(void *opaque) 506ff6e1624SVolker Rümelin { 507ff6e1624SVolker Rümelin KBDState *s = opaque; 508ff6e1624SVolker Rümelin 509ff6e1624SVolker Rümelin return s->extended_state; 510ff6e1624SVolker Rümelin } 511ff6e1624SVolker Rümelin 512ff6e1624SVolker Rümelin static const VMStateDescription vmstate_kbd_extended_state = { 513ff6e1624SVolker Rümelin .name = "pckbd/extended_state", 514*d1e45668SVolker Rümelin .post_load = kbd_extended_state_post_load, 515*d1e45668SVolker Rümelin .pre_save = kbd_extended_state_pre_save, 516ff6e1624SVolker Rümelin .needed = kbd_extended_state_needed, 517ff6e1624SVolker Rümelin .fields = (VMStateField[]) { 518*d1e45668SVolker Rümelin VMSTATE_UINT32(migration_flags, KBDState), 519ff6e1624SVolker Rümelin VMSTATE_UINT8(obdata, KBDState), 520ff6e1624SVolker Rümelin VMSTATE_END_OF_LIST() 521ff6e1624SVolker Rümelin } 522ff6e1624SVolker Rümelin }; 523ff6e1624SVolker Rümelin 524a28fe7e3SPavel Dovgalyuk static int kbd_post_load(void *opaque, int version_id) 525a28fe7e3SPavel Dovgalyuk { 526a28fe7e3SPavel Dovgalyuk KBDState *s = opaque; 527a28fe7e3SPavel Dovgalyuk if (!s->outport_present) { 528a28fe7e3SPavel Dovgalyuk s->outport = kbd_outport_default(s); 529a28fe7e3SPavel Dovgalyuk } 530a28fe7e3SPavel Dovgalyuk s->outport_present = false; 531a28fe7e3SPavel Dovgalyuk return 0; 53249ab747fSPaolo Bonzini } 53349ab747fSPaolo Bonzini 53449ab747fSPaolo Bonzini static const VMStateDescription vmstate_kbd = { 53549ab747fSPaolo Bonzini .name = "pckbd", 53649ab747fSPaolo Bonzini .version_id = 3, 53749ab747fSPaolo Bonzini .minimum_version_id = 3, 538a28fe7e3SPavel Dovgalyuk .post_load = kbd_post_load, 53949ab747fSPaolo Bonzini .fields = (VMStateField[]) { 54049ab747fSPaolo Bonzini VMSTATE_UINT8(write_cmd, KBDState), 54149ab747fSPaolo Bonzini VMSTATE_UINT8(status, KBDState), 54249ab747fSPaolo Bonzini VMSTATE_UINT8(mode, KBDState), 54349ab747fSPaolo Bonzini VMSTATE_UINT8(pending, KBDState), 54449ab747fSPaolo Bonzini VMSTATE_END_OF_LIST() 545a28fe7e3SPavel Dovgalyuk }, 5465cd8cadaSJuan Quintela .subsections = (const VMStateDescription*[]) { 5475cd8cadaSJuan Quintela &vmstate_kbd_outport, 548ff6e1624SVolker Rümelin &vmstate_kbd_extended_state, 5495cd8cadaSJuan Quintela NULL 55049ab747fSPaolo Bonzini } 55149ab747fSPaolo Bonzini }; 55249ab747fSPaolo Bonzini 55349ab747fSPaolo Bonzini /* Memory mapped interface */ 5545876503cSPeter Maydell static uint64_t kbd_mm_readfn(void *opaque, hwaddr addr, unsigned size) 55549ab747fSPaolo Bonzini { 55649ab747fSPaolo Bonzini KBDState *s = opaque; 55749ab747fSPaolo Bonzini 55849ab747fSPaolo Bonzini if (addr & s->mask) 55949ab747fSPaolo Bonzini return kbd_read_status(s, 0, 1) & 0xff; 56049ab747fSPaolo Bonzini else 56149ab747fSPaolo Bonzini return kbd_read_data(s, 0, 1) & 0xff; 56249ab747fSPaolo Bonzini } 56349ab747fSPaolo Bonzini 5645876503cSPeter Maydell static void kbd_mm_writefn(void *opaque, hwaddr addr, 5655876503cSPeter Maydell uint64_t value, unsigned size) 56649ab747fSPaolo Bonzini { 56749ab747fSPaolo Bonzini KBDState *s = opaque; 56849ab747fSPaolo Bonzini 56949ab747fSPaolo Bonzini if (addr & s->mask) 57049ab747fSPaolo Bonzini kbd_write_command(s, 0, value & 0xff, 1); 57149ab747fSPaolo Bonzini else 57249ab747fSPaolo Bonzini kbd_write_data(s, 0, value & 0xff, 1); 57349ab747fSPaolo Bonzini } 57449ab747fSPaolo Bonzini 5755876503cSPeter Maydell 57649ab747fSPaolo Bonzini static const MemoryRegionOps i8042_mmio_ops = { 5775876503cSPeter Maydell .read = kbd_mm_readfn, 5785876503cSPeter Maydell .write = kbd_mm_writefn, 5795876503cSPeter Maydell .valid.min_access_size = 1, 5805876503cSPeter Maydell .valid.max_access_size = 4, 58149ab747fSPaolo Bonzini .endianness = DEVICE_NATIVE_ENDIAN, 58249ab747fSPaolo Bonzini }; 58349ab747fSPaolo Bonzini 58449ab747fSPaolo Bonzini void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq, 58549ab747fSPaolo Bonzini MemoryRegion *region, ram_addr_t size, 58649ab747fSPaolo Bonzini hwaddr mask) 58749ab747fSPaolo Bonzini { 58849ab747fSPaolo Bonzini KBDState *s = g_malloc0(sizeof(KBDState)); 58949ab747fSPaolo Bonzini 59049ab747fSPaolo Bonzini s->irq_kbd = kbd_irq; 59149ab747fSPaolo Bonzini s->irq_mouse = mouse_irq; 59249ab747fSPaolo Bonzini s->mask = mask; 59349ab747fSPaolo Bonzini 594ff6e1624SVolker Rümelin s->extended_state = true; 595ff6e1624SVolker Rümelin 59649ab747fSPaolo Bonzini vmstate_register(NULL, 0, &vmstate_kbd, s); 59749ab747fSPaolo Bonzini 5982c9b15caSPaolo Bonzini memory_region_init_io(region, NULL, &i8042_mmio_ops, s, "i8042", size); 59949ab747fSPaolo Bonzini 60049ab747fSPaolo Bonzini s->kbd = ps2_kbd_init(kbd_update_kbd_irq, s); 60149ab747fSPaolo Bonzini s->mouse = ps2_mouse_init(kbd_update_aux_irq, s); 60249ab747fSPaolo Bonzini qemu_register_reset(kbd_reset, s); 60349ab747fSPaolo Bonzini } 60449ab747fSPaolo Bonzini 6050fe4bb32SMarc-André Lureau struct ISAKBDState { 606a2e0b863SAndreas Färber ISADevice parent_obj; 607a2e0b863SAndreas Färber 60849ab747fSPaolo Bonzini KBDState kbd; 609*d1e45668SVolker Rümelin bool kbd_throttle; 61049ab747fSPaolo Bonzini MemoryRegion io[2]; 6110fe4bb32SMarc-André Lureau }; 61249ab747fSPaolo Bonzini 6130fe4bb32SMarc-André Lureau void i8042_isa_mouse_fake_event(ISAKBDState *isa) 61449ab747fSPaolo Bonzini { 615a2e0b863SAndreas Färber KBDState *s = &isa->kbd; 61649ab747fSPaolo Bonzini 61749ab747fSPaolo Bonzini ps2_mouse_fake_event(s->mouse); 61849ab747fSPaolo Bonzini } 61949ab747fSPaolo Bonzini 620d80fe99dSMarc-André Lureau void i8042_setup_a20_line(ISADevice *dev, qemu_irq a20_out) 62149ab747fSPaolo Bonzini { 622d80fe99dSMarc-André Lureau qdev_connect_gpio_out_named(DEVICE(dev), I8042_A20_LINE, 0, a20_out); 62349ab747fSPaolo Bonzini } 62449ab747fSPaolo Bonzini 62549ab747fSPaolo Bonzini static const VMStateDescription vmstate_kbd_isa = { 62649ab747fSPaolo Bonzini .name = "pckbd", 62749ab747fSPaolo Bonzini .version_id = 3, 62849ab747fSPaolo Bonzini .minimum_version_id = 3, 62949ab747fSPaolo Bonzini .fields = (VMStateField[]) { 63049ab747fSPaolo Bonzini VMSTATE_STRUCT(kbd, ISAKBDState, 0, vmstate_kbd, KBDState), 63149ab747fSPaolo Bonzini VMSTATE_END_OF_LIST() 63249ab747fSPaolo Bonzini } 63349ab747fSPaolo Bonzini }; 63449ab747fSPaolo Bonzini 63549ab747fSPaolo Bonzini static const MemoryRegionOps i8042_data_ops = { 63649ab747fSPaolo Bonzini .read = kbd_read_data, 63749ab747fSPaolo Bonzini .write = kbd_write_data, 63849ab747fSPaolo Bonzini .impl = { 63949ab747fSPaolo Bonzini .min_access_size = 1, 64049ab747fSPaolo Bonzini .max_access_size = 1, 64149ab747fSPaolo Bonzini }, 64249ab747fSPaolo Bonzini .endianness = DEVICE_LITTLE_ENDIAN, 64349ab747fSPaolo Bonzini }; 64449ab747fSPaolo Bonzini 64549ab747fSPaolo Bonzini static const MemoryRegionOps i8042_cmd_ops = { 64649ab747fSPaolo Bonzini .read = kbd_read_status, 64749ab747fSPaolo Bonzini .write = kbd_write_command, 64849ab747fSPaolo Bonzini .impl = { 64949ab747fSPaolo Bonzini .min_access_size = 1, 65049ab747fSPaolo Bonzini .max_access_size = 1, 65149ab747fSPaolo Bonzini }, 65249ab747fSPaolo Bonzini .endianness = DEVICE_LITTLE_ENDIAN, 65349ab747fSPaolo Bonzini }; 65449ab747fSPaolo Bonzini 655db895a1eSAndreas Färber static void i8042_initfn(Object *obj) 65649ab747fSPaolo Bonzini { 657db895a1eSAndreas Färber ISAKBDState *isa_s = I8042(obj); 658db895a1eSAndreas Färber KBDState *s = &isa_s->kbd; 659db895a1eSAndreas Färber 6601437c94bSPaolo Bonzini memory_region_init_io(isa_s->io + 0, obj, &i8042_data_ops, s, 6611437c94bSPaolo Bonzini "i8042-data", 1); 6621437c94bSPaolo Bonzini memory_region_init_io(isa_s->io + 1, obj, &i8042_cmd_ops, s, 6631437c94bSPaolo Bonzini "i8042-cmd", 1); 6643115b9e2SEfimov Vasily 6653115b9e2SEfimov Vasily qdev_init_gpio_out_named(DEVICE(obj), &s->a20_out, I8042_A20_LINE, 1); 666db895a1eSAndreas Färber } 667db895a1eSAndreas Färber 668db895a1eSAndreas Färber static void i8042_realizefn(DeviceState *dev, Error **errp) 669db895a1eSAndreas Färber { 670db895a1eSAndreas Färber ISADevice *isadev = ISA_DEVICE(dev); 671a2e0b863SAndreas Färber ISAKBDState *isa_s = I8042(dev); 67249ab747fSPaolo Bonzini KBDState *s = &isa_s->kbd; 67349ab747fSPaolo Bonzini 674db895a1eSAndreas Färber isa_init_irq(isadev, &s->irq_kbd, 1); 675db895a1eSAndreas Färber isa_init_irq(isadev, &s->irq_mouse, 12); 67649ab747fSPaolo Bonzini 677db895a1eSAndreas Färber isa_register_ioport(isadev, isa_s->io + 0, 0x60); 678db895a1eSAndreas Färber isa_register_ioport(isadev, isa_s->io + 1, 0x64); 67949ab747fSPaolo Bonzini 68049ab747fSPaolo Bonzini s->kbd = ps2_kbd_init(kbd_update_kbd_irq, s); 68149ab747fSPaolo Bonzini s->mouse = ps2_mouse_init(kbd_update_aux_irq, s); 682*d1e45668SVolker Rümelin if (isa_s->kbd_throttle && !isa_s->kbd.extended_state) { 683*d1e45668SVolker Rümelin warn_report(TYPE_I8042 ": can't enable kbd-throttle without" 684*d1e45668SVolker Rümelin " extended-state, disabling kbd-throttle"); 685*d1e45668SVolker Rümelin } else if (isa_s->kbd_throttle) { 686*d1e45668SVolker Rümelin s->throttle_timer = timer_new_us(QEMU_CLOCK_VIRTUAL, 687*d1e45668SVolker Rümelin kbd_throttle_timeout, s); 688*d1e45668SVolker Rümelin } 68949ab747fSPaolo Bonzini qemu_register_reset(kbd_reset, s); 69049ab747fSPaolo Bonzini } 69149ab747fSPaolo Bonzini 692df0f3d13SGerd Hoffmann static void i8042_build_aml(ISADevice *isadev, Aml *scope) 693df0f3d13SGerd Hoffmann { 694df0f3d13SGerd Hoffmann Aml *kbd; 695df0f3d13SGerd Hoffmann Aml *mou; 696df0f3d13SGerd Hoffmann Aml *crs; 697df0f3d13SGerd Hoffmann 698df0f3d13SGerd Hoffmann crs = aml_resource_template(); 699df0f3d13SGerd Hoffmann aml_append(crs, aml_io(AML_DECODE16, 0x0060, 0x0060, 0x01, 0x01)); 700df0f3d13SGerd Hoffmann aml_append(crs, aml_io(AML_DECODE16, 0x0064, 0x0064, 0x01, 0x01)); 701df0f3d13SGerd Hoffmann aml_append(crs, aml_irq_no_flags(1)); 702df0f3d13SGerd Hoffmann 703df0f3d13SGerd Hoffmann kbd = aml_device("KBD"); 704df0f3d13SGerd Hoffmann aml_append(kbd, aml_name_decl("_HID", aml_eisaid("PNP0303"))); 705df0f3d13SGerd Hoffmann aml_append(kbd, aml_name_decl("_STA", aml_int(0xf))); 706df0f3d13SGerd Hoffmann aml_append(kbd, aml_name_decl("_CRS", crs)); 707df0f3d13SGerd Hoffmann 708df0f3d13SGerd Hoffmann crs = aml_resource_template(); 709df0f3d13SGerd Hoffmann aml_append(crs, aml_irq_no_flags(12)); 710df0f3d13SGerd Hoffmann 711df0f3d13SGerd Hoffmann mou = aml_device("MOU"); 712df0f3d13SGerd Hoffmann aml_append(mou, aml_name_decl("_HID", aml_eisaid("PNP0F13"))); 713df0f3d13SGerd Hoffmann aml_append(mou, aml_name_decl("_STA", aml_int(0xf))); 714df0f3d13SGerd Hoffmann aml_append(mou, aml_name_decl("_CRS", crs)); 715df0f3d13SGerd Hoffmann 716df0f3d13SGerd Hoffmann aml_append(scope, kbd); 717df0f3d13SGerd Hoffmann aml_append(scope, mou); 718df0f3d13SGerd Hoffmann } 719df0f3d13SGerd Hoffmann 720ff6e1624SVolker Rümelin static Property i8042_properties[] = { 721ff6e1624SVolker Rümelin DEFINE_PROP_BOOL("extended-state", ISAKBDState, kbd.extended_state, true), 722*d1e45668SVolker Rümelin DEFINE_PROP_BOOL("kbd-throttle", ISAKBDState, kbd_throttle, false), 723ff6e1624SVolker Rümelin DEFINE_PROP_END_OF_LIST(), 724ff6e1624SVolker Rümelin }; 725ff6e1624SVolker Rümelin 72649ab747fSPaolo Bonzini static void i8042_class_initfn(ObjectClass *klass, void *data) 72749ab747fSPaolo Bonzini { 72849ab747fSPaolo Bonzini DeviceClass *dc = DEVICE_CLASS(klass); 729df0f3d13SGerd Hoffmann ISADeviceClass *isa = ISA_DEVICE_CLASS(klass); 730db895a1eSAndreas Färber 731ff6e1624SVolker Rümelin device_class_set_props(dc, i8042_properties); 732db895a1eSAndreas Färber dc->realize = i8042_realizefn; 73349ab747fSPaolo Bonzini dc->vmsd = &vmstate_kbd_isa; 734df0f3d13SGerd Hoffmann isa->build_aml = i8042_build_aml; 735cbe9ed73Skumar sourav set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 73649ab747fSPaolo Bonzini } 73749ab747fSPaolo Bonzini 73849ab747fSPaolo Bonzini static const TypeInfo i8042_info = { 739a2e0b863SAndreas Färber .name = TYPE_I8042, 74049ab747fSPaolo Bonzini .parent = TYPE_ISA_DEVICE, 74149ab747fSPaolo Bonzini .instance_size = sizeof(ISAKBDState), 742db895a1eSAndreas Färber .instance_init = i8042_initfn, 74349ab747fSPaolo Bonzini .class_init = i8042_class_initfn, 74449ab747fSPaolo Bonzini }; 74549ab747fSPaolo Bonzini 74649ab747fSPaolo Bonzini static void i8042_register_types(void) 74749ab747fSPaolo Bonzini { 74849ab747fSPaolo Bonzini type_register_static(&i8042_info); 74949ab747fSPaolo Bonzini } 75049ab747fSPaolo Bonzini 75149ab747fSPaolo Bonzini type_init(i8042_register_types) 752