From 49ab747f668f421138d5b40d83fa279c4c5e278d Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Fri, 1 Mar 2013 13:59:19 +0100 Subject: hw: move target-independent files to subdirectories This patch tackles all files that are compiled once, moving them to subdirectories of hw/. Signed-off-by: Paolo Bonzini --- hw/input/adb.c | 581 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 581 insertions(+) create mode 100644 hw/input/adb.c (limited to 'hw/input/adb.c') diff --git a/hw/input/adb.c b/hw/input/adb.c new file mode 100644 index 0000000000..a75d3fd7b9 --- /dev/null +++ b/hw/input/adb.c @@ -0,0 +1,581 @@ +/* + * QEMU ADB support + * + * Copyright (c) 2004 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 "hw/hw.h" +#include "hw/input/adb.h" +#include "ui/console.h" + +/* debug ADB */ +//#define DEBUG_ADB + +#ifdef DEBUG_ADB +#define ADB_DPRINTF(fmt, ...) \ +do { printf("ADB: " fmt , ## __VA_ARGS__); } while (0) +#else +#define ADB_DPRINTF(fmt, ...) +#endif + +/* ADB commands */ +#define ADB_BUSRESET 0x00 +#define ADB_FLUSH 0x01 +#define ADB_WRITEREG 0x08 +#define ADB_READREG 0x0c + +/* ADB device commands */ +#define ADB_CMD_SELF_TEST 0xff +#define ADB_CMD_CHANGE_ID 0xfe +#define ADB_CMD_CHANGE_ID_AND_ACT 0xfd +#define ADB_CMD_CHANGE_ID_AND_ENABLE 0x00 + +/* ADB default device IDs (upper 4 bits of ADB command byte) */ +#define ADB_DEVID_DONGLE 1 +#define ADB_DEVID_KEYBOARD 2 +#define ADB_DEVID_MOUSE 3 +#define ADB_DEVID_TABLET 4 +#define ADB_DEVID_MODEM 5 +#define ADB_DEVID_MISC 7 + +/* error codes */ +#define ADB_RET_NOTPRESENT (-2) + +static void adb_device_reset(ADBDevice *d) +{ + qdev_reset_all(DEVICE(d)); +} + +int adb_request(ADBBusState *s, uint8_t *obuf, const uint8_t *buf, int len) +{ + ADBDevice *d; + int devaddr, cmd, i; + + cmd = buf[0] & 0xf; + if (cmd == ADB_BUSRESET) { + for(i = 0; i < s->nb_devices; i++) { + d = s->devices[i]; + adb_device_reset(d); + } + return 0; + } + devaddr = buf[0] >> 4; + for(i = 0; i < s->nb_devices; i++) { + d = s->devices[i]; + if (d->devaddr == devaddr) { + ADBDeviceClass *adc = ADB_DEVICE_GET_CLASS(d); + return adc->devreq(d, obuf, buf, len); + } + } + return ADB_RET_NOTPRESENT; +} + +/* XXX: move that to cuda ? */ +int adb_poll(ADBBusState *s, uint8_t *obuf) +{ + ADBDevice *d; + int olen, i; + uint8_t buf[1]; + + olen = 0; + for(i = 0; i < s->nb_devices; i++) { + if (s->poll_index >= s->nb_devices) + s->poll_index = 0; + d = s->devices[s->poll_index]; + buf[0] = ADB_READREG | (d->devaddr << 4); + olen = adb_request(s, obuf + 1, buf, 1); + /* if there is data, we poll again the same device */ + if (olen > 0) { + obuf[0] = buf[0]; + olen++; + break; + } + s->poll_index++; + } + return olen; +} + +static const TypeInfo adb_bus_type_info = { + .name = TYPE_ADB_BUS, + .parent = TYPE_BUS, + .instance_size = sizeof(ADBBusState), +}; + +static void adb_device_realizefn(DeviceState *dev, Error **errp) +{ + ADBDevice *d = ADB_DEVICE(dev); + ADBBusState *bus = ADB_BUS(qdev_get_parent_bus(dev)); + + if (bus->nb_devices >= MAX_ADB_DEVICES) { + return; + } + + bus->devices[bus->nb_devices++] = d; +} + +static void adb_device_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = adb_device_realizefn; + dc->bus_type = TYPE_ADB_BUS; +} + +static const TypeInfo adb_device_type_info = { + .name = TYPE_ADB_DEVICE, + .parent = TYPE_DEVICE, + .instance_size = sizeof(ADBDevice), + .abstract = true, + .class_init = adb_device_class_init, +}; + +/***************************************************************/ +/* Keyboard ADB device */ + +#define ADB_KEYBOARD(obj) OBJECT_CHECK(KBDState, (obj), TYPE_ADB_KEYBOARD) + +typedef struct KBDState { + /*< private >*/ + ADBDevice parent_obj; + /*< public >*/ + + uint8_t data[128]; + int rptr, wptr, count; +} KBDState; + +#define ADB_KEYBOARD_CLASS(class) \ + OBJECT_CLASS_CHECK(ADBKeyboardClass, (class), TYPE_ADB_KEYBOARD) +#define ADB_KEYBOARD_GET_CLASS(obj) \ + OBJECT_GET_CLASS(ADBKeyboardClass, (obj), TYPE_ADB_KEYBOARD) + +typedef struct ADBKeyboardClass { + /*< private >*/ + ADBDeviceClass parent_class; + /*< public >*/ + + DeviceRealize parent_realize; +} ADBKeyboardClass; + +static const uint8_t pc_to_adb_keycode[256] = { + 0, 53, 18, 19, 20, 21, 23, 22, 26, 28, 25, 29, 27, 24, 51, 48, + 12, 13, 14, 15, 17, 16, 32, 34, 31, 35, 33, 30, 36, 54, 0, 1, + 2, 3, 5, 4, 38, 40, 37, 41, 39, 50, 56, 42, 6, 7, 8, 9, + 11, 45, 46, 43, 47, 44,123, 67, 58, 49, 57,122,120, 99,118, 96, + 97, 98,100,101,109, 71,107, 89, 91, 92, 78, 86, 87, 88, 69, 83, + 84, 85, 82, 65, 0, 0, 10,103,111, 0, 0,110, 81, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 94, 0, 93, 0, 0, 0, 0, 0, 0,104,102, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 76,125, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,105, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 75, 0, 0,124, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0,115, 62,116, 0, 59, 0, 60, 0,119, + 61,121,114,117, 0, 0, 0, 0, 0, 0, 0, 55,126, 0,127, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 95, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, +}; + +static void adb_kbd_put_keycode(void *opaque, int keycode) +{ + KBDState *s = opaque; + + if (s->count < sizeof(s->data)) { + s->data[s->wptr] = keycode; + if (++s->wptr == sizeof(s->data)) + s->wptr = 0; + s->count++; + } +} + +static int adb_kbd_poll(ADBDevice *d, uint8_t *obuf) +{ + static int ext_keycode; + KBDState *s = ADB_KEYBOARD(d); + int adb_keycode, keycode; + int olen; + + olen = 0; + for(;;) { + if (s->count == 0) + break; + keycode = s->data[s->rptr]; + if (++s->rptr == sizeof(s->data)) + s->rptr = 0; + s->count--; + + if (keycode == 0xe0) { + ext_keycode = 1; + } else { + if (ext_keycode) + adb_keycode = pc_to_adb_keycode[keycode | 0x80]; + else + adb_keycode = pc_to_adb_keycode[keycode & 0x7f]; + obuf[0] = adb_keycode | (keycode & 0x80); + /* NOTE: could put a second keycode if needed */ + obuf[1] = 0xff; + olen = 2; + ext_keycode = 0; + break; + } + } + return olen; +} + +static int adb_kbd_request(ADBDevice *d, uint8_t *obuf, + const uint8_t *buf, int len) +{ + KBDState *s = ADB_KEYBOARD(d); + int cmd, reg, olen; + + if ((buf[0] & 0x0f) == ADB_FLUSH) { + /* flush keyboard fifo */ + s->wptr = s->rptr = s->count = 0; + return 0; + } + + cmd = buf[0] & 0xc; + reg = buf[0] & 0x3; + olen = 0; + switch(cmd) { + case ADB_WRITEREG: + switch(reg) { + case 2: + /* LED status */ + break; + case 3: + switch(buf[2]) { + case ADB_CMD_SELF_TEST: + break; + case ADB_CMD_CHANGE_ID: + case ADB_CMD_CHANGE_ID_AND_ACT: + case ADB_CMD_CHANGE_ID_AND_ENABLE: + d->devaddr = buf[1] & 0xf; + break; + default: + /* XXX: check this */ + d->devaddr = buf[1] & 0xf; + d->handler = buf[2]; + break; + } + } + break; + case ADB_READREG: + switch(reg) { + case 0: + olen = adb_kbd_poll(d, obuf); + break; + case 1: + break; + case 2: + obuf[0] = 0x00; /* XXX: check this */ + obuf[1] = 0x07; /* led status */ + olen = 2; + break; + case 3: + obuf[0] = d->handler; + obuf[1] = d->devaddr; + olen = 2; + break; + } + break; + } + return olen; +} + +static const VMStateDescription vmstate_adb_kbd = { + .name = "adb_kbd", + .version_id = 1, + .minimum_version_id = 1, + .minimum_version_id_old = 1, + .fields = (VMStateField[]) { + VMSTATE_BUFFER(data, KBDState), + VMSTATE_INT32(rptr, KBDState), + VMSTATE_INT32(wptr, KBDState), + VMSTATE_INT32(count, KBDState), + VMSTATE_END_OF_LIST() + } +}; + +static void adb_kbd_reset(DeviceState *dev) +{ + ADBDevice *d = ADB_DEVICE(dev); + KBDState *s = ADB_KEYBOARD(dev); + + d->handler = 1; + d->devaddr = ADB_DEVID_KEYBOARD; + memset(s->data, 0, sizeof(s->data)); + s->rptr = 0; + s->wptr = 0; + s->count = 0; +} + +static void adb_kbd_realizefn(DeviceState *dev, Error **errp) +{ + ADBDevice *d = ADB_DEVICE(dev); + ADBKeyboardClass *akc = ADB_KEYBOARD_GET_CLASS(dev); + + akc->parent_realize(dev, errp); + + qemu_add_kbd_event_handler(adb_kbd_put_keycode, d); +} + +static void adb_kbd_initfn(Object *obj) +{ + ADBDevice *d = ADB_DEVICE(obj); + + d->devaddr = ADB_DEVID_KEYBOARD; +} + +static void adb_kbd_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + ADBDeviceClass *adc = ADB_DEVICE_CLASS(oc); + ADBKeyboardClass *akc = ADB_KEYBOARD_CLASS(oc); + + akc->parent_realize = dc->realize; + dc->realize = adb_kbd_realizefn; + + adc->devreq = adb_kbd_request; + dc->reset = adb_kbd_reset; + dc->vmsd = &vmstate_adb_kbd; +} + +static const TypeInfo adb_kbd_type_info = { + .name = TYPE_ADB_KEYBOARD, + .parent = TYPE_ADB_DEVICE, + .instance_size = sizeof(KBDState), + .instance_init = adb_kbd_initfn, + .class_init = adb_kbd_class_init, + .class_size = sizeof(ADBKeyboardClass), +}; + +/***************************************************************/ +/* Mouse ADB device */ + +#define ADB_MOUSE(obj) OBJECT_CHECK(MouseState, (obj), TYPE_ADB_MOUSE) + +typedef struct MouseState { + /*< public >*/ + ADBDevice parent_obj; + /*< private >*/ + + int buttons_state, last_buttons_state; + int dx, dy, dz; +} MouseState; + +#define ADB_MOUSE_CLASS(class) \ + OBJECT_CLASS_CHECK(ADBMouseClass, (class), TYPE_ADB_MOUSE) +#define ADB_MOUSE_GET_CLASS(obj) \ + OBJECT_GET_CLASS(ADBMouseClass, (obj), TYPE_ADB_MOUSE) + +typedef struct ADBMouseClass { + /*< public >*/ + ADBDeviceClass parent_class; + /*< private >*/ + + DeviceRealize parent_realize; +} ADBMouseClass; + +static void adb_mouse_event(void *opaque, + int dx1, int dy1, int dz1, int buttons_state) +{ + MouseState *s = opaque; + + s->dx += dx1; + s->dy += dy1; + s->dz += dz1; + s->buttons_state = buttons_state; +} + + +static int adb_mouse_poll(ADBDevice *d, uint8_t *obuf) +{ + MouseState *s = ADB_MOUSE(d); + int dx, dy; + + if (s->last_buttons_state == s->buttons_state && + s->dx == 0 && s->dy == 0) + return 0; + + dx = s->dx; + if (dx < -63) + dx = -63; + else if (dx > 63) + dx = 63; + + dy = s->dy; + if (dy < -63) + dy = -63; + else if (dy > 63) + dy = 63; + + s->dx -= dx; + s->dy -= dy; + s->last_buttons_state = s->buttons_state; + + dx &= 0x7f; + dy &= 0x7f; + + if (!(s->buttons_state & MOUSE_EVENT_LBUTTON)) + dy |= 0x80; + if (!(s->buttons_state & MOUSE_EVENT_RBUTTON)) + dx |= 0x80; + + obuf[0] = dy; + obuf[1] = dx; + return 2; +} + +static int adb_mouse_request(ADBDevice *d, uint8_t *obuf, + const uint8_t *buf, int len) +{ + MouseState *s = ADB_MOUSE(d); + int cmd, reg, olen; + + if ((buf[0] & 0x0f) == ADB_FLUSH) { + /* flush mouse fifo */ + s->buttons_state = s->last_buttons_state; + s->dx = 0; + s->dy = 0; + s->dz = 0; + return 0; + } + + cmd = buf[0] & 0xc; + reg = buf[0] & 0x3; + olen = 0; + switch(cmd) { + case ADB_WRITEREG: + ADB_DPRINTF("write reg %d val 0x%2.2x\n", reg, buf[1]); + switch(reg) { + case 2: + break; + case 3: + switch(buf[2]) { + case ADB_CMD_SELF_TEST: + break; + case ADB_CMD_CHANGE_ID: + case ADB_CMD_CHANGE_ID_AND_ACT: + case ADB_CMD_CHANGE_ID_AND_ENABLE: + d->devaddr = buf[1] & 0xf; + break; + default: + /* XXX: check this */ + d->devaddr = buf[1] & 0xf; + break; + } + } + break; + case ADB_READREG: + switch(reg) { + case 0: + olen = adb_mouse_poll(d, obuf); + break; + case 1: + break; + case 3: + obuf[0] = d->handler; + obuf[1] = d->devaddr; + olen = 2; + break; + } + ADB_DPRINTF("read reg %d obuf[0] 0x%2.2x obuf[1] 0x%2.2x\n", reg, + obuf[0], obuf[1]); + break; + } + return olen; +} + +static void adb_mouse_reset(DeviceState *dev) +{ + ADBDevice *d = ADB_DEVICE(dev); + MouseState *s = ADB_MOUSE(dev); + + d->handler = 2; + d->devaddr = ADB_DEVID_MOUSE; + s->last_buttons_state = s->buttons_state = 0; + s->dx = s->dy = s->dz = 0; +} + +static const VMStateDescription vmstate_adb_mouse = { + .name = "adb_mouse", + .version_id = 1, + .minimum_version_id = 1, + .minimum_version_id_old = 1, + .fields = (VMStateField[]) { + VMSTATE_INT32(buttons_state, MouseState), + VMSTATE_INT32(last_buttons_state, MouseState), + VMSTATE_INT32(dx, MouseState), + VMSTATE_INT32(dy, MouseState), + VMSTATE_INT32(dz, MouseState), + VMSTATE_END_OF_LIST() + } +}; + +static void adb_mouse_realizefn(DeviceState *dev, Error **errp) +{ + MouseState *s = ADB_MOUSE(dev); + ADBMouseClass *amc = ADB_MOUSE_GET_CLASS(dev); + + amc->parent_realize(dev, errp); + + qemu_add_mouse_event_handler(adb_mouse_event, s, 0, "QEMU ADB Mouse"); +} + +static void adb_mouse_initfn(Object *obj) +{ + ADBDevice *d = ADB_DEVICE(obj); + + d->devaddr = ADB_DEVID_MOUSE; +} + +static void adb_mouse_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + ADBDeviceClass *adc = ADB_DEVICE_CLASS(oc); + ADBMouseClass *amc = ADB_MOUSE_CLASS(oc); + + amc->parent_realize = dc->realize; + dc->realize = adb_mouse_realizefn; + + adc->devreq = adb_mouse_request; + dc->reset = adb_mouse_reset; + dc->vmsd = &vmstate_adb_mouse; +} + +static const TypeInfo adb_mouse_type_info = { + .name = TYPE_ADB_MOUSE, + .parent = TYPE_ADB_DEVICE, + .instance_size = sizeof(MouseState), + .instance_init = adb_mouse_initfn, + .class_init = adb_mouse_class_init, + .class_size = sizeof(ADBMouseClass), +}; + + +static void adb_register_types(void) +{ + type_register_static(&adb_bus_type_info); + type_register_static(&adb_device_type_info); + type_register_static(&adb_kbd_type_info); + type_register_static(&adb_mouse_type_info); +} + +type_init(adb_register_types) -- cgit v1.2.3