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-rw-r--r--packages/qemu/files/qemu-usb-wacom.patch444
1 files changed, 444 insertions, 0 deletions
diff --git a/packages/qemu/files/qemu-usb-wacom.patch b/packages/qemu/files/qemu-usb-wacom.patch
new file mode 100644
index 0000000000..c1c39eccaf
--- /dev/null
+++ b/packages/qemu/files/qemu-usb-wacom.patch
@@ -0,0 +1,444 @@
+diff -pNaur qemu-cvs-ts-orig/hw/usb-wacom.c qemu-cvs-ts/hw/usb-wacom.c
+--- qemu-cvs-ts-orig/hw/usb-wacom.c 1970-01-01 01:00:00.000000000 +0100
++++ qemu-cvs-ts/hw/usb-wacom.c 2006-09-22 20:44:26.000000000 +0200
+@@ -0,0 +1,407 @@
++/*
++ * Wacom PenPartner USB tablet emulation.
++ *
++ * Copyright (c) 2006 Openedhand Ltd.
++ *
++ * Author: Andrzej Zaborowski <balrog@zabor.org>
++ *
++ * Based on hw/usb-hid.c:
++ * Copyright (c) 2005 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 "vl.h"
++
++/* Interface requests */
++#define WACOM_GET_REPORT 0x2101
++#define WACOM_SET_REPORT 0x2109
++
++/* HID interface requests */
++#define HID_GET_REPORT 0xa101
++#define HID_GET_IDLE 0xa102
++#define HID_GET_PROTOCOL 0xa103
++#define HID_SET_IDLE 0x210a
++#define HID_SET_PROTOCOL 0x210b
++
++#define WACOM_MODE_HID 1
++#define WACOM_MODE_WACOM 2
++
++typedef struct USBWacomState {
++ USBDevice dev;
++ int dx, dy, dz, buttons_state;
++ int x, y;
++ int mouse_grabbed;
++ int mode;
++} USBWacomState;
++
++static const uint8_t qemu_wacom_dev_descriptor[] = {
++ 0x12, /* u8 bLength; */
++ 0x01, /* u8 bDescriptorType; Device */
++ 0x10, 0x10, /* u16 bcdUSB; v1.10 */
++
++ 0x00, /* u8 bDeviceClass; */
++ 0x00, /* u8 bDeviceSubClass; */
++ 0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
++ 0x08, /* u8 bMaxPacketSize0; 8 Bytes */
++
++ 0x6a, 0x05, /* u16 idVendor; */
++ 0x00, 0x00, /* u16 idProduct; */
++ 0x10, 0x42, /* u16 bcdDevice */
++
++ 0x01, /* u8 iManufacturer; */
++ 0x02, /* u8 iProduct; */
++ 0x00, /* u8 iSerialNumber; */
++ 0x01, /* u8 bNumConfigurations; */
++};
++
++static const uint8_t qemu_wacom_config_descriptor[] = {
++ /* one configuration */
++ 0x09, /* u8 bLength; */
++ 0x02, /* u8 bDescriptorType; Configuration */
++ 0x22, 0x00, /* u16 wTotalLength; */
++ 0x01, /* u8 bNumInterfaces; (1) */
++ 0x01, /* u8 bConfigurationValue; */
++ 0x00, /* u8 iConfiguration; */
++ 0x80, /* u8 bmAttributes;
++ Bit 7: must be set,
++ 6: Self-powered,
++ 5: Remote wakeup,
++ 4..0: resvd */
++ 40, /* u8 MaxPower; */
++
++ /* one interface */
++ 0x09, /* u8 if_bLength; */
++ 0x04, /* u8 if_bDescriptorType; Interface */
++ 0x00, /* u8 if_bInterfaceNumber; */
++ 0x00, /* u8 if_bAlternateSetting; */
++ 0x01, /* u8 if_bNumEndpoints; */
++ 0x03, /* u8 if_bInterfaceClass; HID */
++ 0x01, /* u8 if_bInterfaceSubClass; Boot */
++ 0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
++ 0x00, /* u8 if_iInterface; */
++
++ /* HID descriptor */
++ 0x09, /* u8 bLength; */
++ 0x21, /* u8 bDescriptorType; */
++ 0x01, 0x10, /* u16 HID_class */
++ 0x00, /* u8 country_code */
++ 0x01, /* u8 num_descriptors */
++ 0x22, /* u8 type; Report */
++ 0x6e, 0x00, /* u16 len */
++
++ /* one endpoint (status change endpoint) */
++ 0x07, /* u8 ep_bLength; */
++ 0x05, /* u8 ep_bDescriptorType; Endpoint */
++ 0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
++ 0x03, /* u8 ep_bmAttributes; Interrupt */
++ 0x08, 0x00, /* u16 ep_wMaxPacketSize; */
++ 0x0a, /* u8 ep_bInterval; */
++};
++
++static void usb_mouse_event(void *opaque,
++ int dx1, int dy1, int dz1, int buttons_state)
++{
++ USBWacomState *s = opaque;
++
++ s->dx += dx1;
++ s->dy += dy1;
++ s->dz += dz1;
++ s->buttons_state = buttons_state;
++}
++
++static void usb_wacom_event(void *opaque,
++ int x, int y, int dz, int buttons_state)
++{
++ USBWacomState *s = opaque;
++
++ s->x = x;
++ s->y = y;
++ s->dz += dz;
++ s->buttons_state = buttons_state;
++}
++
++static inline int int_clamp(int val, int vmin, int vmax)
++{
++ if (val < vmin)
++ return vmin;
++ else if (val > vmax)
++ return vmax;
++ else
++ return val;
++}
++
++static int usb_mouse_poll(USBWacomState *s, uint8_t *buf, int len)
++{
++ int dx, dy, dz, b, l;
++
++ if (!s->mouse_grabbed) {
++ qemu_add_mouse_event_handler(usb_mouse_event, s, 1);
++ s->mouse_grabbed = 1;
++ }
++
++ dx = int_clamp(s->dx, -128, 127);
++ dy = int_clamp(s->dy, -128, 127);
++ dz = int_clamp(s->dz, -128, 127);
++
++ s->dx -= dx;
++ s->dy -= dy;
++ s->dz -= dz;
++
++ b = 0;
++ if (s->buttons_state & MOUSE_EVENT_LBUTTON)
++ b |= 0x01;
++ if (s->buttons_state & MOUSE_EVENT_RBUTTON)
++ b |= 0x02;
++ if (s->buttons_state & MOUSE_EVENT_MBUTTON)
++ b |= 0x04;
++
++ buf[0] = b;
++ buf[1] = dx;
++ buf[2] = dy;
++ l = 3;
++ if (len >= 4) {
++ buf[3] = dz;
++ l = 4;
++ }
++ return l;
++}
++
++static int usb_wacom_poll(USBWacomState *s, uint8_t *buf, int len)
++{
++ int b;
++
++ if (!s->mouse_grabbed) {
++ qemu_add_mouse_event_handler(usb_wacom_event, s, 1);
++ s->mouse_grabbed = 1;
++ }
++
++ b = 0;
++ if (s->buttons_state & MOUSE_EVENT_LBUTTON)
++ b |= 0x01;
++ if (s->buttons_state & MOUSE_EVENT_RBUTTON)
++ b |= 0x02;
++ if (s->buttons_state & MOUSE_EVENT_MBUTTON)
++ b |= 0x04;
++
++ if (len < 7)
++ return 0;
++
++ buf[0] = s->mode;
++ buf[1] = s->x & 0xff;
++ buf[2] = s->x >> 8;
++ buf[3] = s->y & 0xff;
++ buf[4] = s->y >> 8;
++ if (b) {
++ buf[5] = 0x40;
++ buf[6] = 0;
++ } else {
++ buf[5] = 0x00;
++ buf[6] = (unsigned char) -120;
++ }
++
++ return 7;
++}
++
++static void usb_wacom_handle_reset(USBDevice *dev)
++{
++ USBWacomState *s = (USBWacomState *) dev;
++
++ s->dx = 0;
++ s->dy = 0;
++ s->dz = 0;
++ s->x = 0;
++ s->y = 0;
++ s->buttons_state = 0;
++ s->mode = WACOM_MODE_HID;
++}
++
++static int usb_wacom_handle_control(USBDevice *dev, int request, int value,
++ int index, int length, uint8_t *data)
++{
++ USBWacomState *s = (USBWacomState *) dev;
++ int ret = 0;
++
++ switch (request) {
++ case DeviceRequest | USB_REQ_GET_STATUS:
++ data[0] = (1 << USB_DEVICE_SELF_POWERED) |
++ (dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
++ data[1] = 0x00;
++ ret = 2;
++ break;
++ case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
++ if (value == USB_DEVICE_REMOTE_WAKEUP) {
++ dev->remote_wakeup = 0;
++ } else {
++ goto fail;
++ }
++ ret = 0;
++ break;
++ case DeviceOutRequest | USB_REQ_SET_FEATURE:
++ if (value == USB_DEVICE_REMOTE_WAKEUP) {
++ dev->remote_wakeup = 1;
++ } else {
++ goto fail;
++ }
++ ret = 0;
++ break;
++ case DeviceOutRequest | USB_REQ_SET_ADDRESS:
++ dev->addr = value;
++ ret = 0;
++ break;
++ case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
++ switch (value >> 8) {
++ case USB_DT_DEVICE:
++ memcpy(data, qemu_wacom_dev_descriptor,
++ sizeof(qemu_wacom_dev_descriptor));
++ ret = sizeof(qemu_wacom_dev_descriptor);
++ break;
++ case USB_DT_CONFIG:
++ memcpy(data, qemu_wacom_config_descriptor,
++ sizeof(qemu_wacom_config_descriptor));
++ ret = sizeof(qemu_wacom_config_descriptor);
++ break;
++ case USB_DT_STRING:
++ switch (value & 0xff) {
++ case 0:
++ /* language ids */
++ data[0] = 4;
++ data[1] = 3;
++ data[2] = 0x09;
++ data[3] = 0x04;
++ ret = 4;
++ break;
++ case 1:
++ /* serial number */
++ ret = set_usb_string(data, "1");
++ break;
++ case 2:
++ ret = set_usb_string(data, "Wacom PenPartner");
++ break;
++ case 3:
++ /* vendor description */
++ ret = set_usb_string(data, "QEMU " QEMU_VERSION);
++ break;
++ case 4:
++ ret = set_usb_string(data, "Wacom Tablet");
++ break;
++ case 5:
++ ret = set_usb_string(data, "Endpoint1 Interrupt Pipe");
++ break;
++ default:
++ goto fail;
++ }
++ break;
++ default:
++ goto fail;
++ }
++ break;
++ case DeviceRequest | USB_REQ_GET_CONFIGURATION:
++ data[0] = 1;
++ ret = 1;
++ break;
++ case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
++ ret = 0;
++ break;
++ case DeviceRequest | USB_REQ_GET_INTERFACE:
++ data[0] = 0;
++ ret = 1;
++ break;
++ case DeviceOutRequest | USB_REQ_SET_INTERFACE:
++ ret = 0;
++ break;
++ case WACOM_SET_REPORT:
++ qemu_add_mouse_event_handler(NULL, NULL, 0);
++ s->mouse_grabbed = 0;
++ s->mode = data[0];
++ ret = 0;
++ break;
++ case WACOM_GET_REPORT:
++ data[0] = 0;
++ data[1] = s->mode;
++ ret = 2;
++ break;
++ /* USB HID requests */
++ case HID_GET_REPORT:
++ if (s->mode == WACOM_MODE_HID)
++ ret = usb_mouse_poll(s, data, length);
++ else if (s->mode == WACOM_MODE_WACOM)
++ ret = usb_wacom_poll(s, data, length);
++ break;
++ case HID_SET_IDLE:
++ ret = 0;
++ break;
++ default:
++ fail:
++ ret = USB_RET_STALL;
++ break;
++ }
++ return ret;
++}
++
++static int usb_wacom_handle_data(USBDevice *dev, USBPacket *p)
++{
++ USBWacomState *s = (USBWacomState *) dev;
++ int ret = 0;
++
++ switch (p->pid) {
++ case USB_TOKEN_IN:
++ if (p->devep == 1) {
++ if (s->mode == WACOM_MODE_HID)
++ ret = usb_mouse_poll(s, p->data, p->len);
++ else if (s->mode == WACOM_MODE_WACOM)
++ ret = usb_wacom_poll(s, p->data, p->len);
++ break;
++ }
++ /* Fall through. */
++ case USB_TOKEN_OUT:
++ default:
++ ret = USB_RET_STALL;
++ break;
++ }
++ return ret;
++}
++
++static void usb_wacom_handle_destroy(USBDevice *dev)
++{
++ USBWacomState *s = (USBWacomState *) dev;
++
++ qemu_add_mouse_event_handler(NULL, NULL, 0);
++ qemu_free(s);
++}
++
++USBDevice *usb_wacom_init(void)
++{
++ USBWacomState *s;
++
++ s = qemu_mallocz(sizeof(USBWacomState));
++ if (!s)
++ return NULL;
++ s->dev.speed = USB_SPEED_FULL;
++ s->dev.handle_packet = usb_generic_handle_packet;
++
++ s->dev.handle_reset = usb_wacom_handle_reset;
++ s->dev.handle_control = usb_wacom_handle_control;
++ s->dev.handle_data = usb_wacom_handle_data;
++ s->dev.handle_destroy = usb_wacom_handle_destroy;
++
++ pstrcpy(s->dev.devname, sizeof(s->dev.devname),
++ "QEMU PenPartner Tablet");
++
++ return (USBDevice *) s;
++}
+diff -pNaur qemu-cvs-ts-orig/hw/usb.h qemu-cvs-ts/hw/usb.h
+--- qemu-cvs-ts-orig/hw/usb.h 2006-08-12 03:04:27.000000000 +0200
++++ qemu-cvs-ts/hw/usb.h 2006-09-21 01:40:40.000000000 +0200
+@@ -218,3 +218,6 @@ USBDevice *usb_tablet_init(void);
+
+ /* usb-msd.c */
+ USBDevice *usb_msd_init(const char *filename);
++
++/* usb-wacom.c */
++USBDevice *usb_wacom_init(void);
+diff -pNaur qemu-cvs-ts-orig/vl.c qemu-cvs-ts/vl.c
+--- qemu-cvs-ts-orig/vl.c 2006-09-10 16:39:54.000000000 +0200
++++ qemu-cvs-ts/vl.c 2006-09-21 01:45:16.000000000 +0200
+@@ -3765,6 +3765,8 @@ static int usb_device_add(const char *de
+ dev = usb_tablet_init();
+ } else if (strstart(devname, "disk:", &p)) {
+ dev = usb_msd_init(p);
++ } else if (!strcmp(devname, "wacom-tablet")) {
++ dev = usb_wacom_init();
+ } else {
+ return -1;
+ }
+diff -pNaur qemu-cvs-ts-orig/Makefile.target qemu-cvs-ts/Makefile.target
+--- qemu-cvs-ts-orig/Makefile.target 2006-09-18 03:15:29.000000000 +0200
++++ qemu-cvs-ts/Makefile.target 2006-09-21 02:32:19.000000000 +0200
+@@ -330,6 +330,7 @@ VL_OBJS+= scsi-disk.o cdrom.o lsi53c895a
+
+ # USB layer
+ VL_OBJS+= usb.o usb-hub.o usb-linux.o usb-hid.o usb-ohci.o usb-msd.o
++VL_OBJS+= usb-wacom.o
+
+ # PCI network cards
+ VL_OBJS+= ne2000.o rtl8139.o pcnet.o
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-11 21:39:41 +0000