From f721e3ac031f892af46f255a47d7f54a91317b30 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:35 -0800 Subject: auto import from //depot/cupcake/@135843 --- hw/goldfish_events_device.c | 423 -------------------------------------------- 1 file changed, 423 deletions(-) delete mode 100644 hw/goldfish_events_device.c (limited to 'hw/goldfish_events_device.c') diff --git a/hw/goldfish_events_device.c b/hw/goldfish_events_device.c deleted file mode 100644 index 4cb2904..0000000 --- a/hw/goldfish_events_device.c +++ /dev/null @@ -1,423 +0,0 @@ -/* Copyright (C) 2007-2008 The Android Open Source Project -** -** This software is licensed under the terms of the GNU General Public -** License version 2, as published by the Free Software Foundation, and -** may be copied, distributed, and modified under those terms. -** -** 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. -*/ -#include "qemu_file.h" -#include "android/hw-events.h" -#include "irq.h" - -#if 0 -// From kernel... -#define EV_SYN 0x00 -#define EV_KEY 0x01 -#define EV_REL 0x02 -#define EV_ABS 0x03 -#define EV_MSC 0x04 -#define EV_SW 0x05 -#define EV_LED 0x11 -#define EV_SND 0x12 -#define EV_REP 0x14 -#define EV_FF 0x15 -#define EV_PWR 0x16 -#define EV_FF_STATUS 0x17 -#define EV_MAX 0x1f - -#define BTN_MISC 0x100 -#define BTN_0 0x100 -#define BTN_1 0x101 -#define BTN_2 0x102 -#define BTN_3 0x103 -#define BTN_4 0x104 -#define BTN_5 0x105 -#define BTN_6 0x106 -#define BTN_7 0x107 -#define BTN_8 0x108 -#define BTN_9 0x109 - -#define BTN_MOUSE 0x110 -#define BTN_LEFT 0x110 -#define BTN_RIGHT 0x111 -#define BTN_MIDDLE 0x112 -#define BTN_SIDE 0x113 -#define BTN_EXTRA 0x114 -#define BTN_FORWARD 0x115 -#define BTN_BACK 0x116 -#define BTN_TASK 0x117 - -#define BTN_JOYSTICK 0x120 -#define BTN_TRIGGER 0x120 -#define BTN_THUMB 0x121 -#define BTN_THUMB2 0x122 -#define BTN_TOP 0x123 -#define BTN_TOP2 0x124 -#define BTN_PINKIE 0x125 -#define BTN_BASE 0x126 -#define BTN_BASE2 0x127 -#define BTN_BASE3 0x128 -#define BTN_BASE4 0x129 -#define BTN_BASE5 0x12a -#define BTN_BASE6 0x12b -#define BTN_DEAD 0x12f - -#define BTN_GAMEPAD 0x130 -#define BTN_A 0x130 -#define BTN_B 0x131 -#define BTN_C 0x132 -#define BTN_X 0x133 -#define BTN_Y 0x134 -#define BTN_Z 0x135 -#define BTN_TL 0x136 -#define BTN_TR 0x137 -#define BTN_TL2 0x138 -#define BTN_TR2 0x139 -#define BTN_SELECT 0x13a -#define BTN_START 0x13b -#define BTN_MODE 0x13c -#define BTN_THUMBL 0x13d -#define BTN_THUMBR 0x13e - -#define BTN_DIGI 0x140 -#define BTN_TOOL_PEN 0x140 -#define BTN_TOOL_RUBBER 0x141 -#define BTN_TOOL_BRUSH 0x142 -#define BTN_TOOL_PENCIL 0x143 -#define BTN_TOOL_AIRBRUSH 0x144 -#define BTN_TOOL_FINGER 0x145 -#define BTN_TOOL_MOUSE 0x146 -#define BTN_TOOL_LENS 0x147 -#define BTN_TOUCH 0x14a -#define BTN_STYLUS 0x14b -#define BTN_STYLUS2 0x14c -#define BTN_TOOL_DOUBLETAP 0x14d -#define BTN_TOOL_TRIPLETAP 0x14e - -#define BTN_WHEEL 0x150 -#define BTN_GEAR_DOWN 0x150 -#define BTN_GEAR_UP 0x151 - -#define REL_X 0x00 -#define REL_Y 0x01 - -#define ABS_X 0x00 -#define ABS_Y 0x01 -#define ABS_Z 0x02 -#define ABS_RX 0x03 -#define ABS_RY 0x04 -#define ABS_RZ 0x05 -#define ABS_THROTTLE 0x06 -#define ABS_RUDDER 0x07 -#define ABS_WHEEL 0x08 -#define ABS_GAS 0x09 -#define ABS_BRAKE 0x0a -#define ABS_HAT0X 0x10 -#define ABS_HAT0Y 0x11 -#define ABS_HAT1X 0x12 -#define ABS_HAT1Y 0x13 -#define ABS_HAT2X 0x14 -#define ABS_HAT2Y 0x15 -#define ABS_HAT3X 0x16 -#define ABS_HAT3Y 0x17 -#define ABS_PRESSURE 0x18 -#define ABS_DISTANCE 0x19 -#define ABS_TILT_X 0x1a -#define ABS_TILT_Y 0x1b -#define ABS_TOOL_WIDTH 0x1c -#define ABS_VOLUME 0x20 -#define ABS_MISC 0x28 -#define ABS_MAX 0x3f -#endif - -#define MAX_EVENTS 256*4 - -enum { - REG_READ = 0x00, - REG_SET_PAGE = 0x00, - REG_LEN = 0x04, - REG_DATA = 0x08, - - PAGE_NAME = 0x00000, - PAGE_EVBITS = 0x10000, - PAGE_ABSDATA = 0x20000 | EV_ABS, -}; - -typedef struct -{ - uint32_t base; - qemu_irq irq; - int pending; - int page; - - unsigned events[MAX_EVENTS]; - unsigned first; - unsigned last; - - const char *name; - struct { - size_t len; - uint8_t *bits; - } ev_bits[EV_MAX + 1]; - int32_t *abs_info; - size_t abs_info_count; -} events_state; - -/* modify this each time you change the events_device structure. you - * will also need to upadte events_state_load and events_state_save - */ -#define EVENTS_STATE_SAVE_VERSION 1 - -#undef QFIELD_STRUCT -#define QFIELD_STRUCT events_state - -QFIELD_BEGIN(events_state_fields) - QFIELD_INT32(pending), - QFIELD_INT32(page), - QFIELD_BUFFER(events), - QFIELD_INT32(first), - QFIELD_INT32(last), -QFIELD_END - -static void events_state_save(QEMUFile* f, void* opaque) -{ - events_state* s = opaque; - - qemu_put_struct(f, events_state_fields, s); -} - -static int events_state_load(QEMUFile* f, void* opaque, int version_id) -{ - events_state* s = opaque; - - if (version_id != EVENTS_STATE_SAVE_VERSION) - return -1; - - return qemu_get_struct(f, events_state_fields, s); -} - -extern const char* android_skin_keycharmap; - -static void enqueue_event(events_state *s, unsigned int type, unsigned int code, int value) -{ - int enqueued = s->last - s->first; - - if (enqueued < 0) - enqueued += MAX_EVENTS; - - if (enqueued + 3 >= MAX_EVENTS-1) { - fprintf(stderr, "##KBD: Full queue, lose event\n"); - return; - } - - if(s->first == s->last){ - qemu_irq_raise(s->irq); - } - - //fprintf(stderr, "##KBD: type=%d code=%d value=%d\n", type, code, value); - - s->events[s->last] = type; - s->last = (s->last + 1) & (MAX_EVENTS-1); - s->events[s->last] = code; - s->last = (s->last + 1) & (MAX_EVENTS-1); - s->events[s->last] = value; - s->last = (s->last + 1) & (MAX_EVENTS-1); -} - -static unsigned dequeue_event(events_state *s) -{ - unsigned n; - - if(s->first == s->last) { - return 0; - } - - n = s->events[s->first]; - - s->first = (s->first + 1) & (MAX_EVENTS - 1); - - if(s->first == s->last) { - qemu_irq_lower(s->irq); - } - - return n; -} - -static int get_page_len(events_state *s) -{ - int page = s->page; - if (page == PAGE_NAME) - return strlen(s->name); - if (page >= PAGE_EVBITS && page <= PAGE_EVBITS + EV_MAX) - return s->ev_bits[page - PAGE_EVBITS].len; - if (page == PAGE_ABSDATA) - return s->abs_info_count * sizeof(s->abs_info[0]); - return 0; -} - -static int get_page_data(events_state *s, int offset) -{ - int page_len = get_page_len(s); - int page = s->page; - if (offset > page_len) - return 0; - if (page == PAGE_NAME) - return s->name[offset]; - if (page >= PAGE_EVBITS && page <= PAGE_EVBITS + EV_MAX) - return s->ev_bits[page - PAGE_EVBITS].bits[offset]; - if (page == PAGE_ABSDATA) - return s->abs_info[offset / sizeof(s->abs_info[0])]; - return 0; -} - -static uint32_t events_read(void *x, target_phys_addr_t off) -{ - events_state *s = (events_state *) x; - int offset = off - s->base; - if (offset == REG_READ) - return dequeue_event(s); - else if (offset == REG_LEN) - return get_page_len(s); - else if (offset >= REG_DATA) - return get_page_data(s, offset - REG_DATA); - return 0; // this shouldn't happen, if the driver does the right thing -} - -static void events_write(void *x, target_phys_addr_t off, uint32_t val) -{ - events_state *s = (events_state *) x; - int offset = off - s->base; - if (offset == REG_SET_PAGE) - s->page = val; -} - -static CPUReadMemoryFunc *events_readfn[] = { - events_read, - events_read, - events_read -}; - -static CPUWriteMemoryFunc *events_writefn[] = { - events_write, - events_write, - events_write -}; - -static void events_put_keycode(void *x, int keycode) -{ - events_state *s = (events_state *) x; - - enqueue_event(s, EV_KEY, keycode&0x1ff, (keycode&0x200) ? 1 : 0); -} - -static void events_put_mouse(void *opaque, int dx, int dy, int dz, int buttons_state) -{ - events_state *s = (events_state *) opaque; - if (dz == 0) { - enqueue_event(s, EV_ABS, ABS_X, dx); - enqueue_event(s, EV_ABS, ABS_Y, dy); - enqueue_event(s, EV_ABS, ABS_Z, dz); - enqueue_event(s, EV_KEY, BTN_TOUCH, buttons_state&1); - } else { - enqueue_event(s, EV_REL, REL_X, dx); - enqueue_event(s, EV_REL, REL_Y, dy); - } - enqueue_event(s, EV_SYN, 0, 0); -} - -static void events_put_generic(void* opaque, int type, int code, int value) -{ - events_state *s = (events_state *) opaque; - - enqueue_event(s, type, code, value); -} - -static int events_set_bits(events_state *s, int type, int bitl, int bith) -{ - uint8_t *bits; - uint8_t maskl, maskh; - int il, ih; - il = bitl / 8; - ih = bith / 8; - if (ih >= s->ev_bits[type].len) { - bits = qemu_mallocz(ih + 1); - if (bits == NULL) - return -ENOMEM; - memcpy(bits, s->ev_bits[type].bits, s->ev_bits[type].len); - qemu_free(s->ev_bits[type].bits); - s->ev_bits[type].bits = bits; - s->ev_bits[type].len = ih + 1; - } - else - bits = s->ev_bits[type].bits; - maskl = 0xffU << (bitl & 7); - maskh = 0xffU >> (7 - (bith & 7)); - if (il >= ih) - maskh &= maskl; - else { - bits[il] |= maskl; - while (++il < ih) - bits[il] = 0xff; - } - bits[ih] |= maskh; - return 0; -} - -#if 0 -static int events_set_abs_info(events_state *s, int axis, int32_t min, int32_t max, int32_t fuzz, int32_t flat) -{ - int32_t *info; - if (axis * 4 >= s->abs_info_count) { - info = qemu_mallocz((axis + 1) * 4 * sizeof(int32_t)); - if (info == NULL) - return -ENOMEM; - memcpy(info, s->abs_info, s->abs_info_count); - qemu_free(s->abs_info); - s->abs_info = info; - s->abs_info_count = (axis + 1) * 4; - } - else - info = s->abs_info; - info += axis * 4; - *info++ = min; - *info++ = max; - *info++ = fuzz; - *info++ = flat; -} -#endif - -void events_dev_init(uint32_t base, qemu_irq irq) -{ - events_state *s; - int iomemtype; - - s = (events_state *) qemu_mallocz(sizeof(events_state)); - s->name = android_skin_keycharmap; - events_set_bits(s, EV_SYN, EV_SYN, EV_ABS); - events_set_bits(s, EV_SYN, EV_SW, EV_SW); - events_set_bits(s, EV_KEY, 1, 0x1ff); - events_set_bits(s, EV_REL, REL_X, REL_Y); - events_set_bits(s, EV_ABS, ABS_X, ABS_Z); - events_set_bits(s, EV_SW, 0, 0); - iomemtype = cpu_register_io_memory(0, events_readfn, events_writefn, s); - - cpu_register_physical_memory(base, 0xfff, iomemtype); - - qemu_add_kbd_event_handler(events_put_keycode, s); - qemu_add_mouse_event_handler(events_put_mouse, s, 1); - qemu_add_generic_event_handler(events_put_generic, s); - - s->base = base; - s->irq = irq; - - s->first = 0; - s->last = 0; - - register_savevm( "events_state", 0, EVENTS_STATE_SAVE_VERSION, - events_state_save, events_state_load, s ); -} - -- cgit v1.1