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Merge remote-tracking branch 'kraxel/usb.23' into staging

This commit is contained in:
Anthony Liguori 2011-08-12 07:50:35 -05:00
parent 9c4dd424c3 f3aaaa242e
commit 7cb78eec5c
6 changed files with 134 additions and 146 deletions
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76
hw/hid.c
View File

@ -218,16 +218,21 @@ static inline int int_clamp(int val, int vmin, int vmax)
}
}
void hid_pointer_activate(HIDState *hs)
{
if (!hs->ptr.mouse_grabbed) {
qemu_activate_mouse_event_handler(hs->ptr.eh_entry);
hs->ptr.mouse_grabbed = 1;
}
}
int hid_pointer_poll(HIDState *hs, uint8_t *buf, int len)
{
int dx, dy, dz, b, l;
int index;
HIDPointerEvent *e;
if (!hs->ptr.mouse_grabbed) {
qemu_activate_mouse_event_handler(hs->ptr.eh_entry);
hs->ptr.mouse_grabbed = 1;
}
hid_pointer_activate(hs);
/* When the buffer is empty, return the last event. Relative
movements will all be zero. */
@ -359,7 +364,6 @@ void hid_reset(HIDState *hs)
{
switch (hs->kind) {
case HID_KEYBOARD:
qemu_add_kbd_event_handler(hid_keyboard_event, hs);
memset(hs->kbd.keycodes, 0, sizeof(hs->kbd.keycodes));
memset(hs->kbd.key, 0, sizeof(hs->kbd.key));
hs->kbd.keys = 0;
@ -393,7 +397,9 @@ void hid_init(HIDState *hs, int kind, HIDEventFunc event)
hs->kind = kind;
hs->event = event;
if (hs->kind == HID_MOUSE) {
if (hs->kind == HID_KEYBOARD) {
qemu_add_kbd_event_handler(hid_keyboard_event, hs);
} else if (hs->kind == HID_MOUSE) {
hs->ptr.eh_entry = qemu_add_mouse_event_handler(hid_pointer_event, hs,
0, "QEMU HID Mouse");
} else if (hs->kind == HID_TABLET) {
@ -401,3 +407,61 @@ void hid_init(HIDState *hs, int kind, HIDEventFunc event)
1, "QEMU HID Tablet");
}
}
static int hid_post_load(void *opaque, int version_id)
{
HIDState *s = opaque;
if (s->idle) {
hid_set_next_idle(s, qemu_get_clock_ns(vm_clock));
}
return 0;
}
static const VMStateDescription vmstate_hid_ptr_queue = {
.name = "HIDPointerEventQueue",
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_INT32(xdx, HIDPointerEvent),
VMSTATE_INT32(ydy, HIDPointerEvent),
VMSTATE_INT32(dz, HIDPointerEvent),
VMSTATE_INT32(buttons_state, HIDPointerEvent),
VMSTATE_END_OF_LIST()
}
};
const VMStateDescription vmstate_hid_ptr_device = {
.name = "HIDPointerDevice",
.version_id = 1,
.minimum_version_id = 1,
.post_load = hid_post_load,
.fields = (VMStateField[]) {
VMSTATE_STRUCT_ARRAY(ptr.queue, HIDState, QUEUE_LENGTH, 0,
vmstate_hid_ptr_queue, HIDPointerEvent),
VMSTATE_UINT32(head, HIDState),
VMSTATE_UINT32(n, HIDState),
VMSTATE_INT32(protocol, HIDState),
VMSTATE_UINT8(idle, HIDState),
VMSTATE_END_OF_LIST(),
}
};
const VMStateDescription vmstate_hid_keyboard_device = {
.name = "HIDKeyboardDevice",
.version_id = 1,
.minimum_version_id = 1,
.post_load = hid_post_load,
.fields = (VMStateField[]) {
VMSTATE_UINT32_ARRAY(kbd.keycodes, HIDState, QUEUE_LENGTH),
VMSTATE_UINT32(head, HIDState),
VMSTATE_UINT32(n, HIDState),
VMSTATE_UINT16(kbd.modifiers, HIDState),
VMSTATE_UINT8(kbd.leds, HIDState),
VMSTATE_UINT8_ARRAY(kbd.key, HIDState, 16),
VMSTATE_INT32(kbd.keys, HIDState),
VMSTATE_INT32(protocol, HIDState),
VMSTATE_UINT8(idle, HIDState),
VMSTATE_END_OF_LIST(),
}
};

1
hw/hid.h
View File

@ -51,6 +51,7 @@ void hid_free(HIDState *hs);
bool hid_has_events(HIDState *hs);
void hid_set_next_idle(HIDState *hs, int64_t curtime);
void hid_pointer_activate(HIDState *hs);
int hid_pointer_poll(HIDState *hs, uint8_t *buf, int len);
int hid_keyboard_poll(HIDState *hs, uint8_t *buf, int len);
int hid_keyboard_write(HIDState *hs, uint8_t *buf, int len);

20
hw/hw.h
View File

@ -701,6 +701,26 @@ extern const VMStateDescription vmstate_ptimer;
.offset = vmstate_offset_pointer(_state, _field, ptimer_state), \
}
extern const VMStateDescription vmstate_hid_keyboard_device;
#define VMSTATE_HID_KEYBOARD_DEVICE(_field, _state) { \
.name = (stringify(_field)), \
.size = sizeof(HIDState), \
.vmsd = &vmstate_hid_keyboard_device, \
.flags = VMS_STRUCT, \
.offset = vmstate_offset_value(_state, _field, HIDState), \
}
extern const VMStateDescription vmstate_hid_ptr_device;
#define VMSTATE_HID_POINTER_DEVICE(_field, _state) { \
.name = (stringify(_field)), \
.size = sizeof(HIDState), \
.vmsd = &vmstate_hid_ptr_device, \
.flags = VMS_STRUCT, \
.offset = vmstate_offset_value(_state, _field, HIDState), \
}
/* _f : field name
_f_n : num of elements field_name
_n : num of elements

122
hw/milkymist-softusb.c
View File

@ -25,7 +25,7 @@
#include "sysbus.h"
#include "trace.h"
#include "console.h"
#include "usb.h"
#include "hid.h"
#include "qemu-error.h"
enum {
@ -46,9 +46,8 @@ enum {
struct MilkymistSoftUsbState {
SysBusDevice busdev;
USBBus usbbus;
USBPort usbport[2];
USBDevice *usbdev;
HIDState hid_kbd;
HIDState hid_mouse;
qemu_irq irq;
@ -62,13 +61,10 @@ struct MilkymistSoftUsbState {
uint32_t regs[R_MAX];
/* mouse state */
int mouse_dx;
int mouse_dy;
int mouse_dz;
uint8_t mouse_buttons_state;
uint8_t mouse_hid_buffer[4];
/* keyboard state */
uint8_t kbd_usb_buffer[8];
uint8_t kbd_hid_buffer[8];
};
typedef struct MilkymistSoftUsbState MilkymistSoftUsbState;
@ -177,16 +173,10 @@ static inline void softusb_write_pmem(MilkymistSoftUsbState *s,
static void softusb_mouse_changed(MilkymistSoftUsbState *s)
{
uint8_t m;
uint8_t buf[4];
buf[0] = s->mouse_buttons_state;
buf[1] = s->mouse_dx;
buf[2] = s->mouse_dy;
buf[3] = s->mouse_dz;
softusb_read_dmem(s, COMLOC_MEVT_PRODUCE, &m, 1);
trace_milkymist_softusb_mevt(m);
softusb_write_dmem(s, COMLOC_MEVT_BASE + 4 * m, buf, 4);
softusb_write_dmem(s, COMLOC_MEVT_BASE + 4 * m, s->mouse_hid_buffer, 4);
m = (m + 1) & 0xf;
softusb_write_dmem(s, COMLOC_MEVT_PRODUCE, &m, 1);
@ -200,7 +190,7 @@ static void softusb_kbd_changed(MilkymistSoftUsbState *s)
softusb_read_dmem(s, COMLOC_KEVT_PRODUCE, &m, 1);
trace_milkymist_softusb_kevt(m);
softusb_write_dmem(s, COMLOC_KEVT_BASE + 8 * m, s->kbd_usb_buffer, 8);
softusb_write_dmem(s, COMLOC_KEVT_BASE + 8 * m, s->kbd_hid_buffer, 8);
m = (m + 1) & 0x7;
softusb_write_dmem(s, COMLOC_KEVT_PRODUCE, &m, 1);
@ -208,62 +198,42 @@ static void softusb_kbd_changed(MilkymistSoftUsbState *s)
qemu_irq_pulse(s->irq);
}
static void softusb_mouse_event(void *opaque,
int dx, int dy, int dz, int buttons_state)
static void softusb_kbd_hid_datain(HIDState *hs)
{
MilkymistSoftUsbState *s = opaque;
MilkymistSoftUsbState *s = container_of(hs, MilkymistSoftUsbState, hid_kbd);
int len;
/* if device is in reset, do nothing */
if (s->regs[R_CTRL] & CTRL_RESET) {
return;
}
trace_milkymist_softusb_mouse_event(dx, dy, dz, buttons_state);
len = hid_keyboard_poll(hs, s->kbd_hid_buffer, sizeof(s->kbd_hid_buffer));
s->mouse_dx = dx;
s->mouse_dy = dy;
s->mouse_dz = dz;
s->mouse_buttons_state = buttons_state;
softusb_mouse_changed(s);
if (len == 8) {
softusb_kbd_changed(s);
}
}
static void softusb_usbdev_datain(void *opaque)
static void softusb_mouse_hid_datain(HIDState *hs)
{
MilkymistSoftUsbState *s = opaque;
MilkymistSoftUsbState *s =
container_of(hs, MilkymistSoftUsbState, hid_mouse);
int len;
USBPacket p;
/* if device is in reset, do nothing */
if (s->regs[R_CTRL] & CTRL_RESET) {
return;
}
usb_packet_init(&p);
usb_packet_setup(&p, USB_TOKEN_IN, 0, 1);
usb_packet_addbuf(&p, s->kbd_usb_buffer, sizeof(s->kbd_usb_buffer));
s->usbdev->info->handle_data(s->usbdev, &p);
usb_packet_cleanup(&p);
len = hid_pointer_poll(hs, s->mouse_hid_buffer,
sizeof(s->mouse_hid_buffer));
softusb_kbd_changed(s);
if (len == 4) {
softusb_mouse_changed(s);
}
}
static void softusb_attach(USBPort *port)
{
}
static void softusb_detach(USBPort *port)
{
}
static void softusb_child_detach(USBPort *port, USBDevice *child)
{
}
static USBPortOps softusb_ops = {
.attach = softusb_attach,
.detach = softusb_detach,
.child_detach = softusb_child_detach,
};
static USBBusOps softusb_bus_ops = {
};
static void milkymist_softusb_reset(DeviceState *d)
{
MilkymistSoftUsbState *s =
@ -273,11 +243,11 @@ static void milkymist_softusb_reset(DeviceState *d)
for (i = 0; i < R_MAX; i++) {
s->regs[i] = 0;
}
s->mouse_dx = 0;
s->mouse_dy = 0;
s->mouse_dz = 0;
s->mouse_buttons_state = 0;
memset(s->kbd_usb_buffer, 0, sizeof(s->kbd_usb_buffer));
memset(s->kbd_hid_buffer, 0, sizeof(s->kbd_hid_buffer));
memset(s->mouse_hid_buffer, 0, sizeof(s->mouse_hid_buffer));
hid_reset(&s->hid_kbd);
hid_reset(&s->hid_mouse);
/* defaults */
s->regs[R_CTRL] = CTRL_RESET;
@ -304,23 +274,8 @@ static int milkymist_softusb_init(SysBusDevice *dev)
cpu_register_physical_memory(s->dmem_base, s->dmem_size,
dmem_ram | IO_MEM_RAM);
qemu_add_mouse_event_handler(softusb_mouse_event, s, 0, "Milkymist Mouse");
/* create our usb bus */
usb_bus_new(&s->usbbus, &softusb_bus_ops, NULL);
/* our two ports */
/* FIXME: claim to support full speed devices. qemu mouse and keyboard
* report themselves as full speed devices. */
usb_register_port(&s->usbbus, &s->usbport[0], NULL, 0, &softusb_ops,
USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
usb_register_port(&s->usbbus, &s->usbport[1], NULL, 1, &softusb_ops,
USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
/* and finally create an usb keyboard */
s->usbdev = usb_create_simple(&s->usbbus, "usb-kbd");
usb_hid_datain_cb(s->usbdev, s, softusb_usbdev_datain);
s->usbdev->info->handle_reset(s->usbdev);
hid_init(&s->hid_kbd, HID_KEYBOARD, softusb_kbd_hid_datain);
hid_init(&s->hid_mouse, HID_MOUSE, softusb_mouse_hid_datain);
return 0;
}
@ -332,11 +287,10 @@ static const VMStateDescription vmstate_milkymist_softusb = {
.minimum_version_id_old = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT32_ARRAY(regs, MilkymistSoftUsbState, R_MAX),
VMSTATE_INT32(mouse_dx, MilkymistSoftUsbState),
VMSTATE_INT32(mouse_dy, MilkymistSoftUsbState),
VMSTATE_INT32(mouse_dz, MilkymistSoftUsbState),
VMSTATE_UINT8(mouse_buttons_state, MilkymistSoftUsbState),
VMSTATE_BUFFER(kbd_usb_buffer, MilkymistSoftUsbState),
VMSTATE_HID_KEYBOARD_DEVICE(hid_kbd, MilkymistSoftUsbState),
VMSTATE_HID_POINTER_DEVICE(hid_mouse, MilkymistSoftUsbState),
VMSTATE_BUFFER(kbd_hid_buffer, MilkymistSoftUsbState),
VMSTATE_BUFFER(mouse_hid_buffer, MilkymistSoftUsbState),
VMSTATE_END_OF_LIST()
}
};

58
hw/usb-hid.c
View File

@ -45,8 +45,6 @@
typedef struct USBHIDState {
USBDevice dev;
HIDState hid;
void *datain_opaque;
void (*datain)(void *);
} USBHIDState;
enum {
@ -362,10 +360,6 @@ static void usb_hid_changed(HIDState *hs)
{
USBHIDState *us = container_of(hs, USBHIDState, hid);
if (us->datain) {
us->datain(us->datain_opaque);
}
usb_wakeup(&us->dev);
}
@ -454,6 +448,9 @@ static int usb_hid_handle_control(USBDevice *dev, USBPacket *p,
case SET_IDLE:
hs->idle = (uint8_t) (value >> 8);
hid_set_next_idle(hs, qemu_get_clock_ns(vm_clock));
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
hid_pointer_activate(hs);
}
ret = 0;
break;
default:
@ -530,49 +527,13 @@ static int usb_keyboard_initfn(USBDevice *dev)
return usb_hid_initfn(dev, HID_KEYBOARD);
}
void usb_hid_datain_cb(USBDevice *dev, void *opaque, void (*datain)(void *))
{
USBHIDState *s = (USBHIDState *)dev;
s->datain_opaque = opaque;
s->datain = datain;
}
static int usb_hid_post_load(void *opaque, int version_id)
{
USBHIDState *s = opaque;
if (s->hid.idle) {
hid_set_next_idle(&s->hid, qemu_get_clock_ns(vm_clock));
}
return 0;
}
static const VMStateDescription vmstate_usb_ptr_queue = {
.name = "usb-ptr-queue",
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField []) {
VMSTATE_INT32(xdx, HIDPointerEvent),
VMSTATE_INT32(ydy, HIDPointerEvent),
VMSTATE_INT32(dz, HIDPointerEvent),
VMSTATE_INT32(buttons_state, HIDPointerEvent),
VMSTATE_END_OF_LIST()
}
};
static const VMStateDescription vmstate_usb_ptr = {
.name = "usb-ptr",
.version_id = 1,
.minimum_version_id = 1,
.post_load = usb_hid_post_load,
.fields = (VMStateField []) {
VMSTATE_USB_DEVICE(dev, USBHIDState),
VMSTATE_STRUCT_ARRAY(hid.ptr.queue, USBHIDState, QUEUE_LENGTH, 0,
vmstate_usb_ptr_queue, HIDPointerEvent),
VMSTATE_UINT32(hid.head, USBHIDState),
VMSTATE_UINT32(hid.n, USBHIDState),
VMSTATE_INT32(hid.protocol, USBHIDState),
VMSTATE_UINT8(hid.idle, USBHIDState),
VMSTATE_HID_POINTER_DEVICE(hid, USBHIDState),
VMSTATE_END_OF_LIST()
}
};
@ -581,18 +542,9 @@ static const VMStateDescription vmstate_usb_kbd = {
.name = "usb-kbd",
.version_id = 1,
.minimum_version_id = 1,
.post_load = usb_hid_post_load,
.fields = (VMStateField []) {
VMSTATE_USB_DEVICE(dev, USBHIDState),
VMSTATE_UINT32_ARRAY(hid.kbd.keycodes, USBHIDState, QUEUE_LENGTH),
VMSTATE_UINT32(hid.head, USBHIDState),
VMSTATE_UINT32(hid.n, USBHIDState),
VMSTATE_UINT16(hid.kbd.modifiers, USBHIDState),
VMSTATE_UINT8(hid.kbd.leds, USBHIDState),
VMSTATE_UINT8_ARRAY(hid.kbd.key, USBHIDState, 16),
VMSTATE_INT32(hid.kbd.keys, USBHIDState),
VMSTATE_INT32(hid.protocol, USBHIDState),
VMSTATE_UINT8(hid.idle, USBHIDState),
VMSTATE_HID_KEYBOARD_DEVICE(hid, USBHIDState),
VMSTATE_END_OF_LIST()
}
};

3
hw/usb.h
View File

@ -316,9 +316,6 @@ USBDevice *usb_host_device_open(const char *devname);
int usb_host_device_close(const char *devname);
void usb_host_info(Monitor *mon);
/* usb-hid.c */
void usb_hid_datain_cb(USBDevice *dev, void *opaque, void (*datain)(void *));
/* usb-bt.c */
USBDevice *usb_bt_init(HCIInfo *hci);