*/
#include "qemu/osdep.h"
+#include "qemu/units.h"
#include "hw/hw.h"
+#include "ui/input.h"
#include "ui/console.h"
-#include "sysemu/char.h"
#include "hw/xen/xen_backend.h"
#include <xen/event_channel.h>
struct common {
struct XenDevice xendev; /* must be first */
void *page;
- QemuConsole *con;
};
struct XenInput {
struct common c;
int abs_pointer_wanted; /* Whether guest supports absolute pointer */
- int button_state; /* Last seen pointer button state */
- int extended;
- QEMUPutMouseEntry *qmouse;
+ int raw_pointer_wanted; /* Whether guest supports raw (unscaled) pointer */
+ QemuInputHandlerState *qkbd;
+ QemuInputHandlerState *qmou;
+ int axis[INPUT_AXIS__MAX];
+ int wheel;
};
#define UP_QUEUE 8
struct XenFB {
struct common c;
+ QemuConsole *con;
size_t fb_len;
int row_stride;
int depth;
int fbpages;
int feature_update;
int bug_trigger;
- int have_console;
int do_resize;
struct {
int up_count;
int up_fullscreen;
};
+static const GraphicHwOps xenfb_ops;
/* -------------------------------------------------------------------- */
}
/* -------------------------------------------------------------------- */
-
-#if 0
-/*
- * These two tables are not needed any more, but left in here
- * intentionally as documentation, to show how scancode2linux[]
- * was generated.
- *
- * Tables to map from scancode to Linux input layer keycode.
- * Scancodes are hardware-specific. These maps assumes a
- * standard AT or PS/2 keyboard which is what QEMU feeds us.
- */
-const unsigned char atkbd_set2_keycode[512] = {
-
- 0, 67, 65, 63, 61, 59, 60, 88, 0, 68, 66, 64, 62, 15, 41,117,
- 0, 56, 42, 93, 29, 16, 2, 0, 0, 0, 44, 31, 30, 17, 3, 0,
- 0, 46, 45, 32, 18, 5, 4, 95, 0, 57, 47, 33, 20, 19, 6,183,
- 0, 49, 48, 35, 34, 21, 7,184, 0, 0, 50, 36, 22, 8, 9,185,
- 0, 51, 37, 23, 24, 11, 10, 0, 0, 52, 53, 38, 39, 25, 12, 0,
- 0, 89, 40, 0, 26, 13, 0, 0, 58, 54, 28, 27, 0, 43, 0, 85,
- 0, 86, 91, 90, 92, 0, 14, 94, 0, 79,124, 75, 71,121, 0, 0,
- 82, 83, 80, 76, 77, 72, 1, 69, 87, 78, 81, 74, 55, 73, 70, 99,
-
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 217,100,255, 0, 97,165, 0, 0,156, 0, 0, 0, 0, 0, 0,125,
- 173,114, 0,113, 0, 0, 0,126,128, 0, 0,140, 0, 0, 0,127,
- 159, 0,115, 0,164, 0, 0,116,158, 0,150,166, 0, 0, 0,142,
- 157, 0, 0, 0, 0, 0, 0, 0,155, 0, 98, 0, 0,163, 0, 0,
- 226, 0, 0, 0, 0, 0, 0, 0, 0,255, 96, 0, 0, 0,143, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0,107, 0,105,102, 0, 0,112,
- 110,111,108,112,106,103, 0,119, 0,118,109, 0, 99,104,119, 0,
-
-};
-
-const unsigned char atkbd_unxlate_table[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
-
-};
-#endif
-
-/*
- * for (i = 0; i < 128; i++) {
- * scancode2linux[i] = atkbd_set2_keycode[atkbd_unxlate_table[i]];
- * scancode2linux[i | 0x80] = atkbd_set2_keycode[atkbd_unxlate_table[i] | 0x80];
- * }
- */
-static const unsigned char scancode2linux[512] = {
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
- 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
- 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
- 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
- 80, 81, 82, 83, 99, 0, 86, 87, 88,117, 0, 0, 95,183,184,185,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 93, 0, 0, 89, 0, 0, 85, 91, 90, 92, 0, 94, 0,124,121, 0,
-
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 165, 0, 0, 0, 0, 0, 0, 0, 0,163, 0, 0, 96, 97, 0, 0,
- 113,140,164, 0,166, 0, 0, 0, 0, 0,255, 0, 0, 0,114, 0,
- 115, 0,150, 0, 0, 98,255, 99,100, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0,119,119,102,103,104, 0,105,112,106,118,107,
- 108,109,110,111, 0, 0, 0, 0, 0, 0, 0,125,126,127,116,142,
- 0, 0, 0,143, 0,217,156,173,128,159,158,157,155,226, 0,112,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-};
-
/* Send an event to the keyboard frontend driver */
static int xenfb_kbd_event(struct XenInput *xenfb,
union xenkbd_in_event *event)
/*
* Send a key event from the client to the guest OS
- * QEMU gives us a raw scancode from an AT / PS/2 style keyboard.
+ * QEMU gives us a QCode.
* We have to turn this into a Linux Input layer keycode.
*
- * Extra complexity from the fact that with extended scancodes
- * (like those produced by arrow keys) this method gets called
- * twice, but we only want to send a single event. So we have to
- * track the '0xe0' scancode state & collapse the extended keys
- * as needed.
- *
* Wish we could just send scancodes straight to the guest which
* already has code for dealing with this...
*/
-static void xenfb_key_event(void *opaque, int scancode)
+static void xenfb_key_event(DeviceState *dev, QemuConsole *src,
+ InputEvent *evt)
{
- struct XenInput *xenfb = opaque;
- int down = 1;
+ struct XenInput *xenfb = (struct XenInput *)dev;
+ InputKeyEvent *key = evt->u.key.data;
+ int qcode = qemu_input_key_value_to_qcode(key->key);
+ int lnx;
- if (scancode == 0xe0) {
- xenfb->extended = 1;
- return;
- } else if (scancode & 0x80) {
- scancode &= 0x7f;
- down = 0;
- }
- if (xenfb->extended) {
- scancode |= 0x80;
- xenfb->extended = 0;
+ if (qcode < qemu_input_map_qcode_to_linux_len) {
+ lnx = qemu_input_map_qcode_to_linux[qcode];
+
+ if (lnx) {
+ trace_xenfb_key_event(xenfb, lnx, key->down);
+ xenfb_send_key(xenfb, key->down, lnx);
+ }
}
- xenfb_send_key(xenfb, down, scancode2linux[scancode]);
}
/*
* given any button up/down events, so have to track changes in
* the button state.
*/
-static void xenfb_mouse_event(void *opaque,
- int dx, int dy, int dz, int button_state)
+static void xenfb_mouse_event(DeviceState *dev, QemuConsole *src,
+ InputEvent *evt)
{
- struct XenInput *xenfb = opaque;
- DisplaySurface *surface = qemu_console_surface(xenfb->c.con);
- int dw = surface_width(surface);
- int dh = surface_height(surface);
- int i;
+ struct XenInput *xenfb = (struct XenInput *)dev;
+ InputBtnEvent *btn;
+ InputMoveEvent *move;
+ QemuConsole *con;
+ DisplaySurface *surface;
+ int scale;
+
+ switch (evt->type) {
+ case INPUT_EVENT_KIND_BTN:
+ btn = evt->u.btn.data;
+ switch (btn->button) {
+ case INPUT_BUTTON_LEFT:
+ xenfb_send_key(xenfb, btn->down, BTN_LEFT);
+ break;
+ case INPUT_BUTTON_RIGHT:
+ xenfb_send_key(xenfb, btn->down, BTN_LEFT + 1);
+ break;
+ case INPUT_BUTTON_MIDDLE:
+ xenfb_send_key(xenfb, btn->down, BTN_LEFT + 2);
+ break;
+ case INPUT_BUTTON_WHEEL_UP:
+ if (btn->down) {
+ xenfb->wheel--;
+ }
+ break;
+ case INPUT_BUTTON_WHEEL_DOWN:
+ if (btn->down) {
+ xenfb->wheel++;
+ }
+ break;
+ default:
+ break;
+ }
+ break;
+
+ case INPUT_EVENT_KIND_ABS:
+ move = evt->u.abs.data;
+ if (xenfb->raw_pointer_wanted) {
+ xenfb->axis[move->axis] = move->value;
+ } else {
+ con = qemu_console_lookup_by_index(0);
+ if (!con) {
+ xen_pv_printf(&xenfb->c.xendev, 0, "No QEMU console available");
+ return;
+ }
+ surface = qemu_console_surface(con);
+ switch (move->axis) {
+ case INPUT_AXIS_X:
+ scale = surface_width(surface) - 1;
+ break;
+ case INPUT_AXIS_Y:
+ scale = surface_height(surface) - 1;
+ break;
+ default:
+ scale = 0x8000;
+ break;
+ }
+ xenfb->axis[move->axis] = move->value * scale / 0x7fff;
+ }
+ break;
- trace_xenfb_mouse_event(opaque, dx, dy, dz, button_state,
+ case INPUT_EVENT_KIND_REL:
+ move = evt->u.rel.data;
+ xenfb->axis[move->axis] += move->value;
+ break;
+
+ default:
+ break;
+ }
+}
+
+static void xenfb_mouse_sync(DeviceState *dev)
+{
+ struct XenInput *xenfb = (struct XenInput *)dev;
+
+ trace_xenfb_mouse_event(xenfb, xenfb->axis[INPUT_AXIS_X],
+ xenfb->axis[INPUT_AXIS_Y],
+ xenfb->wheel, 0,
xenfb->abs_pointer_wanted);
- if (xenfb->abs_pointer_wanted)
- xenfb_send_position(xenfb,
- dx * (dw - 1) / 0x7fff,
- dy * (dh - 1) / 0x7fff,
- dz);
- else
- xenfb_send_motion(xenfb, dx, dy, dz);
-
- for (i = 0 ; i < 8 ; i++) {
- int lastDown = xenfb->button_state & (1 << i);
- int down = button_state & (1 << i);
- if (down == lastDown)
- continue;
-
- if (xenfb_send_key(xenfb, down, BTN_LEFT+i) < 0)
- return;
- }
- xenfb->button_state = button_state;
+ if (xenfb->abs_pointer_wanted) {
+ xenfb_send_position(xenfb, xenfb->axis[INPUT_AXIS_X],
+ xenfb->axis[INPUT_AXIS_Y],
+ xenfb->wheel);
+ } else {
+ xenfb_send_motion(xenfb, xenfb->axis[INPUT_AXIS_X],
+ xenfb->axis[INPUT_AXIS_Y],
+ xenfb->wheel);
+ xenfb->axis[INPUT_AXIS_X] = 0;
+ xenfb->axis[INPUT_AXIS_Y] = 0;
+ }
+ xenfb->wheel = 0;
}
+static QemuInputHandler xenfb_keyboard = {
+ .name = "Xen PV Keyboard",
+ .mask = INPUT_EVENT_MASK_KEY,
+ .event = xenfb_key_event,
+};
+
+static QemuInputHandler xenfb_abs_mouse = {
+ .name = "Xen PV Mouse",
+ .mask = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_ABS,
+ .event = xenfb_mouse_event,
+ .sync = xenfb_mouse_sync,
+};
+
+static QemuInputHandler xenfb_rel_mouse = {
+ .name = "Xen PV Mouse",
+ .mask = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_REL,
+ .event = xenfb_mouse_event,
+ .sync = xenfb_mouse_sync,
+};
+
static int input_init(struct XenDevice *xendev)
{
xenstore_write_be_int(xendev, "feature-abs-pointer", 1);
+ xenstore_write_be_int(xendev, "feature-raw-pointer", 1);
return 0;
}
struct XenInput *in = container_of(xendev, struct XenInput, c.xendev);
int rc;
- if (!in->c.con) {
- xen_pv_printf(xendev, 1, "ds not set (yet)\n");
- return -1;
- }
-
rc = common_bind(&in->c);
if (rc != 0)
return rc;
- qemu_add_kbd_event_handler(xenfb_key_event, in);
return 0;
}
&in->abs_pointer_wanted) == -1) {
in->abs_pointer_wanted = 0;
}
+ if (xenstore_read_fe_int(xendev, "request-raw-pointer",
+ &in->raw_pointer_wanted) == -1) {
+ in->raw_pointer_wanted = 0;
+ }
+ if (in->raw_pointer_wanted && in->abs_pointer_wanted == 0) {
+ xen_pv_printf(xendev, 0, "raw pointer set without abs pointer");
+ }
- if (in->qmouse) {
- qemu_remove_mouse_event_handler(in->qmouse);
+ if (in->qkbd) {
+ qemu_input_handler_unregister(in->qkbd);
+ }
+ if (in->qmou) {
+ qemu_input_handler_unregister(in->qmou);
}
trace_xenfb_input_connected(xendev, in->abs_pointer_wanted);
- in->qmouse = qemu_add_mouse_event_handler(xenfb_mouse_event, in,
- in->abs_pointer_wanted,
- "Xen PVFB Mouse");
+
+ in->qkbd = qemu_input_handler_register((DeviceState *)in, &xenfb_keyboard);
+ in->qmou = qemu_input_handler_register((DeviceState *)in,
+ in->abs_pointer_wanted ? &xenfb_abs_mouse : &xenfb_rel_mouse);
+
+ if (in->raw_pointer_wanted) {
+ qemu_input_handler_activate(in->qkbd);
+ qemu_input_handler_activate(in->qmou);
+ }
}
static void input_disconnect(struct XenDevice *xendev)
{
struct XenInput *in = container_of(xendev, struct XenInput, c.xendev);
- if (in->qmouse) {
- qemu_remove_mouse_event_handler(in->qmouse);
- in->qmouse = NULL;
+ if (in->qkbd) {
+ qemu_input_handler_unregister(in->qkbd);
+ in->qkbd = NULL;
+ }
+ if (in->qmou) {
+ qemu_input_handler_unregister(in->qmou);
+ in->qmou = NULL;
}
- qemu_add_kbd_event_handler(NULL, NULL);
common_unbind(&in->c);
}
int width, int height, int depth,
size_t fb_len, int offset, int row_stride)
{
- size_t mfn_sz = sizeof(*((struct xenfb_page *)0)->pd);
- size_t pd_len = sizeof(((struct xenfb_page *)0)->pd) / mfn_sz;
+ size_t mfn_sz = sizeof_field(struct xenfb_page, pd[0]);
+ size_t pd_len = sizeof_field(struct xenfb_page, pd) / mfn_sz;
size_t fb_pages = pd_len * XC_PAGE_SIZE / mfn_sz;
size_t fb_len_max = fb_pages * XC_PAGE_SIZE;
int max_width, max_height;
*/
static void xenfb_guest_copy(struct XenFB *xenfb, int x, int y, int w, int h)
{
- DisplaySurface *surface = qemu_console_surface(xenfb->c.con);
+ DisplaySurface *surface = qemu_console_surface(xenfb->con);
int line, oops = 0;
int bpp = surface_bits_per_pixel(surface);
int linesize = surface_stride(surface);
}
if (oops) /* should not happen */
xen_pv_printf(&xenfb->c.xendev, 0, "%s: oops: convert %d -> %d bpp?\n",
- __FUNCTION__, xenfb->depth, bpp);
+ __func__, xenfb->depth, bpp);
- dpy_gfx_update(xenfb->c.con, x, y, w, h);
+ dpy_gfx_update(xenfb->con, x, y, w, h);
}
#ifdef XENFB_TYPE_REFRESH_PERIOD
surface = qemu_create_displaysurface(xenfb->width, xenfb->height);
break;
}
- dpy_gfx_replace_surface(xenfb->c.con, surface);
+ dpy_gfx_replace_surface(xenfb->con, surface);
xen_pv_printf(&xenfb->c.xendev, 1,
"update: resizing: %dx%d @ %d bpp%s\n",
xenfb->width, xenfb->height, xenfb->depth,
return rc;
fb_page = fb->c.page;
- rc = xenfb_configure_fb(fb, videoram * 1024 * 1024U,
+ rc = xenfb_configure_fb(fb, videoram * MiB,
fb_page->width, fb_page->height, fb_page->depth,
fb_page->mem_length, 0, fb_page->line_length);
if (rc != 0)
if (rc != 0)
return rc;
-#if 0 /* handled in xen_init_display() for now */
- if (!fb->have_console) {
- fb->c.ds = graphic_console_init(xenfb_update,
- xenfb_invalidate,
- NULL,
- NULL,
- fb);
- fb->have_console = 1;
- }
-#endif
+ fb->con = graphic_console_init(NULL, 0, &xenfb_ops, fb);
if (xenstore_read_fe_int(xendev, "feature-update", &fb->feature_update) == -1)
fb->feature_update = 0;
.gfx_update = xenfb_update,
.update_interval = xenfb_update_interval,
};
-
-/*
- * FIXME/TODO: Kill this.
- * Temporary needed while DisplayState reorganization is in flight.
- */
-void xen_init_display(int domid)
-{
- struct XenDevice *xfb, *xin;
- struct XenFB *fb;
- struct XenInput *in;
- int i = 0;
-
-wait_more:
- i++;
- main_loop_wait(true);
- xfb = xen_pv_find_xendev("vfb", domid, 0);
- xin = xen_pv_find_xendev("vkbd", domid, 0);
- if (!xfb || !xin) {
- if (i < 256) {
- usleep(10000);
- goto wait_more;
- }
- xen_pv_printf(NULL, 1, "displaystate setup failed\n");
- return;
- }
-
- /* vfb */
- fb = container_of(xfb, struct XenFB, c.xendev);
- fb->c.con = graphic_console_init(NULL, 0, &xenfb_ops, fb);
- fb->have_console = 1;
-
- /* vkbd */
- in = container_of(xin, struct XenInput, c.xendev);
- in->c.con = fb->c.con;
-
- /* retry ->init() */
- xen_be_check_state(xin);
- xen_be_check_state(xfb);
-}