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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/usb/core.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/usb/core.c')
-rw-r--r--qemu/hw/usb/core.c795
1 files changed, 0 insertions, 795 deletions
diff --git a/qemu/hw/usb/core.c b/qemu/hw/usb/core.c
deleted file mode 100644
index 45fa00c51..000000000
--- a/qemu/hw/usb/core.c
+++ /dev/null
@@ -1,795 +0,0 @@
-/*
- * QEMU USB emulation
- *
- * Copyright (c) 2005 Fabrice Bellard
- *
- * 2008 Generic packet handler rewrite by Max Krasnyansky
- *
- * 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 "qemu/osdep.h"
-#include "qemu-common.h"
-#include "hw/usb.h"
-#include "qemu/iov.h"
-#include "trace.h"
-
-void usb_pick_speed(USBPort *port)
-{
- static const int speeds[] = {
- USB_SPEED_SUPER,
- USB_SPEED_HIGH,
- USB_SPEED_FULL,
- USB_SPEED_LOW,
- };
- USBDevice *udev = port->dev;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(speeds); i++) {
- if ((udev->speedmask & (1 << speeds[i])) &&
- (port->speedmask & (1 << speeds[i]))) {
- udev->speed = speeds[i];
- return;
- }
- }
-}
-
-void usb_attach(USBPort *port)
-{
- USBDevice *dev = port->dev;
-
- assert(dev != NULL);
- assert(dev->attached);
- assert(dev->state == USB_STATE_NOTATTACHED);
- usb_pick_speed(port);
- port->ops->attach(port);
- dev->state = USB_STATE_ATTACHED;
- usb_device_handle_attach(dev);
-}
-
-void usb_detach(USBPort *port)
-{
- USBDevice *dev = port->dev;
-
- assert(dev != NULL);
- assert(dev->state != USB_STATE_NOTATTACHED);
- port->ops->detach(port);
- dev->state = USB_STATE_NOTATTACHED;
-}
-
-void usb_port_reset(USBPort *port)
-{
- USBDevice *dev = port->dev;
-
- assert(dev != NULL);
- usb_detach(port);
- usb_attach(port);
- usb_device_reset(dev);
-}
-
-void usb_device_reset(USBDevice *dev)
-{
- if (dev == NULL || !dev->attached) {
- return;
- }
- dev->remote_wakeup = 0;
- dev->addr = 0;
- dev->state = USB_STATE_DEFAULT;
- usb_device_handle_reset(dev);
-}
-
-void usb_wakeup(USBEndpoint *ep, unsigned int stream)
-{
- USBDevice *dev = ep->dev;
- USBBus *bus = usb_bus_from_device(dev);
-
- if (dev->remote_wakeup && dev->port && dev->port->ops->wakeup) {
- dev->port->ops->wakeup(dev->port);
- }
- if (bus->ops->wakeup_endpoint) {
- bus->ops->wakeup_endpoint(bus, ep, stream);
- }
-}
-
-/**********************/
-
-/* generic USB device helpers (you are not forced to use them when
- writing your USB device driver, but they help handling the
- protocol)
-*/
-
-#define SETUP_STATE_IDLE 0
-#define SETUP_STATE_SETUP 1
-#define SETUP_STATE_DATA 2
-#define SETUP_STATE_ACK 3
-#define SETUP_STATE_PARAM 4
-
-static void do_token_setup(USBDevice *s, USBPacket *p)
-{
- int request, value, index;
-
- if (p->iov.size != 8) {
- p->status = USB_RET_STALL;
- return;
- }
-
- usb_packet_copy(p, s->setup_buf, p->iov.size);
- s->setup_index = 0;
- p->actual_length = 0;
- s->setup_len = (s->setup_buf[7] << 8) | s->setup_buf[6];
- if (s->setup_len > sizeof(s->data_buf)) {
- fprintf(stderr,
- "usb_generic_handle_packet: ctrl buffer too small (%d > %zu)\n",
- s->setup_len, sizeof(s->data_buf));
- p->status = USB_RET_STALL;
- return;
- }
-
- request = (s->setup_buf[0] << 8) | s->setup_buf[1];
- value = (s->setup_buf[3] << 8) | s->setup_buf[2];
- index = (s->setup_buf[5] << 8) | s->setup_buf[4];
-
- if (s->setup_buf[0] & USB_DIR_IN) {
- usb_device_handle_control(s, p, request, value, index,
- s->setup_len, s->data_buf);
- if (p->status == USB_RET_ASYNC) {
- s->setup_state = SETUP_STATE_SETUP;
- }
- if (p->status != USB_RET_SUCCESS) {
- return;
- }
-
- if (p->actual_length < s->setup_len) {
- s->setup_len = p->actual_length;
- }
- s->setup_state = SETUP_STATE_DATA;
- } else {
- if (s->setup_len == 0)
- s->setup_state = SETUP_STATE_ACK;
- else
- s->setup_state = SETUP_STATE_DATA;
- }
-
- p->actual_length = 8;
-}
-
-static void do_token_in(USBDevice *s, USBPacket *p)
-{
- int request, value, index;
-
- assert(p->ep->nr == 0);
-
- request = (s->setup_buf[0] << 8) | s->setup_buf[1];
- value = (s->setup_buf[3] << 8) | s->setup_buf[2];
- index = (s->setup_buf[5] << 8) | s->setup_buf[4];
-
- switch(s->setup_state) {
- case SETUP_STATE_ACK:
- if (!(s->setup_buf[0] & USB_DIR_IN)) {
- usb_device_handle_control(s, p, request, value, index,
- s->setup_len, s->data_buf);
- if (p->status == USB_RET_ASYNC) {
- return;
- }
- s->setup_state = SETUP_STATE_IDLE;
- p->actual_length = 0;
- }
- break;
-
- case SETUP_STATE_DATA:
- if (s->setup_buf[0] & USB_DIR_IN) {
- int len = s->setup_len - s->setup_index;
- if (len > p->iov.size) {
- len = p->iov.size;
- }
- usb_packet_copy(p, s->data_buf + s->setup_index, len);
- s->setup_index += len;
- if (s->setup_index >= s->setup_len) {
- s->setup_state = SETUP_STATE_ACK;
- }
- return;
- }
- s->setup_state = SETUP_STATE_IDLE;
- p->status = USB_RET_STALL;
- break;
-
- default:
- p->status = USB_RET_STALL;
- }
-}
-
-static void do_token_out(USBDevice *s, USBPacket *p)
-{
- assert(p->ep->nr == 0);
-
- switch(s->setup_state) {
- case SETUP_STATE_ACK:
- if (s->setup_buf[0] & USB_DIR_IN) {
- s->setup_state = SETUP_STATE_IDLE;
- /* transfer OK */
- } else {
- /* ignore additional output */
- }
- break;
-
- case SETUP_STATE_DATA:
- if (!(s->setup_buf[0] & USB_DIR_IN)) {
- int len = s->setup_len - s->setup_index;
- if (len > p->iov.size) {
- len = p->iov.size;
- }
- usb_packet_copy(p, s->data_buf + s->setup_index, len);
- s->setup_index += len;
- if (s->setup_index >= s->setup_len) {
- s->setup_state = SETUP_STATE_ACK;
- }
- return;
- }
- s->setup_state = SETUP_STATE_IDLE;
- p->status = USB_RET_STALL;
- break;
-
- default:
- p->status = USB_RET_STALL;
- }
-}
-
-static void do_parameter(USBDevice *s, USBPacket *p)
-{
- int i, request, value, index;
-
- for (i = 0; i < 8; i++) {
- s->setup_buf[i] = p->parameter >> (i*8);
- }
-
- s->setup_state = SETUP_STATE_PARAM;
- s->setup_len = (s->setup_buf[7] << 8) | s->setup_buf[6];
- s->setup_index = 0;
-
- request = (s->setup_buf[0] << 8) | s->setup_buf[1];
- value = (s->setup_buf[3] << 8) | s->setup_buf[2];
- index = (s->setup_buf[5] << 8) | s->setup_buf[4];
-
- if (s->setup_len > sizeof(s->data_buf)) {
- fprintf(stderr,
- "usb_generic_handle_packet: ctrl buffer too small (%d > %zu)\n",
- s->setup_len, sizeof(s->data_buf));
- p->status = USB_RET_STALL;
- return;
- }
-
- if (p->pid == USB_TOKEN_OUT) {
- usb_packet_copy(p, s->data_buf, s->setup_len);
- }
-
- usb_device_handle_control(s, p, request, value, index,
- s->setup_len, s->data_buf);
- if (p->status == USB_RET_ASYNC) {
- return;
- }
-
- if (p->actual_length < s->setup_len) {
- s->setup_len = p->actual_length;
- }
- if (p->pid == USB_TOKEN_IN) {
- p->actual_length = 0;
- usb_packet_copy(p, s->data_buf, s->setup_len);
- }
-}
-
-/* ctrl complete function for devices which use usb_generic_handle_packet and
- may return USB_RET_ASYNC from their handle_control callback. Device code
- which does this *must* call this function instead of the normal
- usb_packet_complete to complete their async control packets. */
-void usb_generic_async_ctrl_complete(USBDevice *s, USBPacket *p)
-{
- if (p->status < 0) {
- s->setup_state = SETUP_STATE_IDLE;
- }
-
- switch (s->setup_state) {
- case SETUP_STATE_SETUP:
- if (p->actual_length < s->setup_len) {
- s->setup_len = p->actual_length;
- }
- s->setup_state = SETUP_STATE_DATA;
- p->actual_length = 8;
- break;
-
- case SETUP_STATE_ACK:
- s->setup_state = SETUP_STATE_IDLE;
- p->actual_length = 0;
- break;
-
- case SETUP_STATE_PARAM:
- if (p->actual_length < s->setup_len) {
- s->setup_len = p->actual_length;
- }
- if (p->pid == USB_TOKEN_IN) {
- p->actual_length = 0;
- usb_packet_copy(p, s->data_buf, s->setup_len);
- }
- break;
-
- default:
- break;
- }
- usb_packet_complete(s, p);
-}
-
-USBDevice *usb_find_device(USBPort *port, uint8_t addr)
-{
- USBDevice *dev = port->dev;
-
- if (dev == NULL || !dev->attached || dev->state != USB_STATE_DEFAULT) {
- return NULL;
- }
- if (dev->addr == addr) {
- return dev;
- }
- return usb_device_find_device(dev, addr);
-}
-
-static void usb_process_one(USBPacket *p)
-{
- USBDevice *dev = p->ep->dev;
-
- /*
- * Handlers expect status to be initialized to USB_RET_SUCCESS, but it
- * can be USB_RET_NAK here from a previous usb_process_one() call,
- * or USB_RET_ASYNC from going through usb_queue_one().
- */
- p->status = USB_RET_SUCCESS;
-
- if (p->ep->nr == 0) {
- /* control pipe */
- if (p->parameter) {
- do_parameter(dev, p);
- return;
- }
- switch (p->pid) {
- case USB_TOKEN_SETUP:
- do_token_setup(dev, p);
- break;
- case USB_TOKEN_IN:
- do_token_in(dev, p);
- break;
- case USB_TOKEN_OUT:
- do_token_out(dev, p);
- break;
- default:
- p->status = USB_RET_STALL;
- }
- } else {
- /* data pipe */
- usb_device_handle_data(dev, p);
- }
-}
-
-static void usb_queue_one(USBPacket *p)
-{
- usb_packet_set_state(p, USB_PACKET_QUEUED);
- QTAILQ_INSERT_TAIL(&p->ep->queue, p, queue);
- p->status = USB_RET_ASYNC;
-}
-
-/* Hand over a packet to a device for processing. p->status ==
- USB_RET_ASYNC indicates the processing isn't finished yet, the
- driver will call usb_packet_complete() when done processing it. */
-void usb_handle_packet(USBDevice *dev, USBPacket *p)
-{
- if (dev == NULL) {
- p->status = USB_RET_NODEV;
- return;
- }
- assert(dev == p->ep->dev);
- assert(dev->state == USB_STATE_DEFAULT);
- usb_packet_check_state(p, USB_PACKET_SETUP);
- assert(p->ep != NULL);
-
- /* Submitting a new packet clears halt */
- if (p->ep->halted) {
- assert(QTAILQ_EMPTY(&p->ep->queue));
- p->ep->halted = false;
- }
-
- if (QTAILQ_EMPTY(&p->ep->queue) || p->ep->pipeline || p->stream) {
- usb_process_one(p);
- if (p->status == USB_RET_ASYNC) {
- /* hcd drivers cannot handle async for isoc */
- assert(p->ep->type != USB_ENDPOINT_XFER_ISOC);
- /* using async for interrupt packets breaks migration */
- assert(p->ep->type != USB_ENDPOINT_XFER_INT ||
- (dev->flags & (1 << USB_DEV_FLAG_IS_HOST)));
- usb_packet_set_state(p, USB_PACKET_ASYNC);
- QTAILQ_INSERT_TAIL(&p->ep->queue, p, queue);
- } else if (p->status == USB_RET_ADD_TO_QUEUE) {
- usb_queue_one(p);
- } else {
- /*
- * When pipelining is enabled usb-devices must always return async,
- * otherwise packets can complete out of order!
- */
- assert(p->stream || !p->ep->pipeline ||
- QTAILQ_EMPTY(&p->ep->queue));
- if (p->status != USB_RET_NAK) {
- usb_packet_set_state(p, USB_PACKET_COMPLETE);
- }
- }
- } else {
- usb_queue_one(p);
- }
-}
-
-void usb_packet_complete_one(USBDevice *dev, USBPacket *p)
-{
- USBEndpoint *ep = p->ep;
-
- assert(p->stream || QTAILQ_FIRST(&ep->queue) == p);
- assert(p->status != USB_RET_ASYNC && p->status != USB_RET_NAK);
-
- if (p->status != USB_RET_SUCCESS ||
- (p->short_not_ok && (p->actual_length < p->iov.size))) {
- ep->halted = true;
- }
- usb_packet_set_state(p, USB_PACKET_COMPLETE);
- QTAILQ_REMOVE(&ep->queue, p, queue);
- dev->port->ops->complete(dev->port, p);
-}
-
-/* Notify the controller that an async packet is complete. This should only
- be called for packets previously deferred by returning USB_RET_ASYNC from
- handle_packet. */
-void usb_packet_complete(USBDevice *dev, USBPacket *p)
-{
- USBEndpoint *ep = p->ep;
-
- usb_packet_check_state(p, USB_PACKET_ASYNC);
- usb_packet_complete_one(dev, p);
-
- while (!QTAILQ_EMPTY(&ep->queue)) {
- p = QTAILQ_FIRST(&ep->queue);
- if (ep->halted) {
- /* Empty the queue on a halt */
- p->status = USB_RET_REMOVE_FROM_QUEUE;
- dev->port->ops->complete(dev->port, p);
- continue;
- }
- if (p->state == USB_PACKET_ASYNC) {
- break;
- }
- usb_packet_check_state(p, USB_PACKET_QUEUED);
- usb_process_one(p);
- if (p->status == USB_RET_ASYNC) {
- usb_packet_set_state(p, USB_PACKET_ASYNC);
- break;
- }
- usb_packet_complete_one(ep->dev, p);
- }
-}
-
-/* Cancel an active packet. The packed must have been deferred by
- returning USB_RET_ASYNC from handle_packet, and not yet
- completed. */
-void usb_cancel_packet(USBPacket * p)
-{
- bool callback = (p->state == USB_PACKET_ASYNC);
- assert(usb_packet_is_inflight(p));
- usb_packet_set_state(p, USB_PACKET_CANCELED);
- QTAILQ_REMOVE(&p->ep->queue, p, queue);
- if (callback) {
- usb_device_cancel_packet(p->ep->dev, p);
- }
-}
-
-
-void usb_packet_init(USBPacket *p)
-{
- qemu_iovec_init(&p->iov, 1);
-}
-
-static const char *usb_packet_state_name(USBPacketState state)
-{
- static const char *name[] = {
- [USB_PACKET_UNDEFINED] = "undef",
- [USB_PACKET_SETUP] = "setup",
- [USB_PACKET_QUEUED] = "queued",
- [USB_PACKET_ASYNC] = "async",
- [USB_PACKET_COMPLETE] = "complete",
- [USB_PACKET_CANCELED] = "canceled",
- };
- if (state < ARRAY_SIZE(name)) {
- return name[state];
- }
- return "INVALID";
-}
-
-void usb_packet_check_state(USBPacket *p, USBPacketState expected)
-{
- USBDevice *dev;
- USBBus *bus;
-
- if (p->state == expected) {
- return;
- }
- dev = p->ep->dev;
- bus = usb_bus_from_device(dev);
- trace_usb_packet_state_fault(bus->busnr, dev->port->path, p->ep->nr, p,
- usb_packet_state_name(p->state),
- usb_packet_state_name(expected));
- assert(!"usb packet state check failed");
-}
-
-void usb_packet_set_state(USBPacket *p, USBPacketState state)
-{
- if (p->ep) {
- USBDevice *dev = p->ep->dev;
- USBBus *bus = usb_bus_from_device(dev);
- trace_usb_packet_state_change(bus->busnr, dev->port->path, p->ep->nr, p,
- usb_packet_state_name(p->state),
- usb_packet_state_name(state));
- } else {
- trace_usb_packet_state_change(-1, "", -1, p,
- usb_packet_state_name(p->state),
- usb_packet_state_name(state));
- }
- p->state = state;
-}
-
-void usb_packet_setup(USBPacket *p, int pid,
- USBEndpoint *ep, unsigned int stream,
- uint64_t id, bool short_not_ok, bool int_req)
-{
- assert(!usb_packet_is_inflight(p));
- assert(p->iov.iov != NULL);
- p->id = id;
- p->pid = pid;
- p->ep = ep;
- p->stream = stream;
- p->status = USB_RET_SUCCESS;
- p->actual_length = 0;
- p->parameter = 0;
- p->short_not_ok = short_not_ok;
- p->int_req = int_req;
- p->combined = NULL;
- qemu_iovec_reset(&p->iov);
- usb_packet_set_state(p, USB_PACKET_SETUP);
-}
-
-void usb_packet_addbuf(USBPacket *p, void *ptr, size_t len)
-{
- qemu_iovec_add(&p->iov, ptr, len);
-}
-
-void usb_packet_copy(USBPacket *p, void *ptr, size_t bytes)
-{
- QEMUIOVector *iov = p->combined ? &p->combined->iov : &p->iov;
-
- assert(p->actual_length >= 0);
- assert(p->actual_length + bytes <= iov->size);
- switch (p->pid) {
- case USB_TOKEN_SETUP:
- case USB_TOKEN_OUT:
- iov_to_buf(iov->iov, iov->niov, p->actual_length, ptr, bytes);
- break;
- case USB_TOKEN_IN:
- iov_from_buf(iov->iov, iov->niov, p->actual_length, ptr, bytes);
- break;
- default:
- fprintf(stderr, "%s: invalid pid: %x\n", __func__, p->pid);
- abort();
- }
- p->actual_length += bytes;
-}
-
-void usb_packet_skip(USBPacket *p, size_t bytes)
-{
- QEMUIOVector *iov = p->combined ? &p->combined->iov : &p->iov;
-
- assert(p->actual_length >= 0);
- assert(p->actual_length + bytes <= iov->size);
- if (p->pid == USB_TOKEN_IN) {
- iov_memset(iov->iov, iov->niov, p->actual_length, 0, bytes);
- }
- p->actual_length += bytes;
-}
-
-size_t usb_packet_size(USBPacket *p)
-{
- return p->combined ? p->combined->iov.size : p->iov.size;
-}
-
-void usb_packet_cleanup(USBPacket *p)
-{
- assert(!usb_packet_is_inflight(p));
- qemu_iovec_destroy(&p->iov);
-}
-
-void usb_ep_reset(USBDevice *dev)
-{
- int ep;
-
- dev->ep_ctl.nr = 0;
- dev->ep_ctl.type = USB_ENDPOINT_XFER_CONTROL;
- dev->ep_ctl.ifnum = 0;
- dev->ep_ctl.max_packet_size = 64;
- dev->ep_ctl.max_streams = 0;
- dev->ep_ctl.dev = dev;
- dev->ep_ctl.pipeline = false;
- for (ep = 0; ep < USB_MAX_ENDPOINTS; ep++) {
- dev->ep_in[ep].nr = ep + 1;
- dev->ep_out[ep].nr = ep + 1;
- dev->ep_in[ep].pid = USB_TOKEN_IN;
- dev->ep_out[ep].pid = USB_TOKEN_OUT;
- dev->ep_in[ep].type = USB_ENDPOINT_XFER_INVALID;
- dev->ep_out[ep].type = USB_ENDPOINT_XFER_INVALID;
- dev->ep_in[ep].ifnum = USB_INTERFACE_INVALID;
- dev->ep_out[ep].ifnum = USB_INTERFACE_INVALID;
- dev->ep_in[ep].max_packet_size = 0;
- dev->ep_out[ep].max_packet_size = 0;
- dev->ep_in[ep].max_streams = 0;
- dev->ep_out[ep].max_streams = 0;
- dev->ep_in[ep].dev = dev;
- dev->ep_out[ep].dev = dev;
- dev->ep_in[ep].pipeline = false;
- dev->ep_out[ep].pipeline = false;
- }
-}
-
-void usb_ep_init(USBDevice *dev)
-{
- int ep;
-
- usb_ep_reset(dev);
- QTAILQ_INIT(&dev->ep_ctl.queue);
- for (ep = 0; ep < USB_MAX_ENDPOINTS; ep++) {
- QTAILQ_INIT(&dev->ep_in[ep].queue);
- QTAILQ_INIT(&dev->ep_out[ep].queue);
- }
-}
-
-void usb_ep_dump(USBDevice *dev)
-{
- static const char *tname[] = {
- [USB_ENDPOINT_XFER_CONTROL] = "control",
- [USB_ENDPOINT_XFER_ISOC] = "isoc",
- [USB_ENDPOINT_XFER_BULK] = "bulk",
- [USB_ENDPOINT_XFER_INT] = "int",
- };
- int ifnum, ep, first;
-
- fprintf(stderr, "Device \"%s\", config %d\n",
- dev->product_desc, dev->configuration);
- for (ifnum = 0; ifnum < 16; ifnum++) {
- first = 1;
- for (ep = 0; ep < USB_MAX_ENDPOINTS; ep++) {
- if (dev->ep_in[ep].type != USB_ENDPOINT_XFER_INVALID &&
- dev->ep_in[ep].ifnum == ifnum) {
- if (first) {
- first = 0;
- fprintf(stderr, " Interface %d, alternative %d\n",
- ifnum, dev->altsetting[ifnum]);
- }
- fprintf(stderr, " Endpoint %d, IN, %s, %d max\n", ep,
- tname[dev->ep_in[ep].type],
- dev->ep_in[ep].max_packet_size);
- }
- if (dev->ep_out[ep].type != USB_ENDPOINT_XFER_INVALID &&
- dev->ep_out[ep].ifnum == ifnum) {
- if (first) {
- first = 0;
- fprintf(stderr, " Interface %d, alternative %d\n",
- ifnum, dev->altsetting[ifnum]);
- }
- fprintf(stderr, " Endpoint %d, OUT, %s, %d max\n", ep,
- tname[dev->ep_out[ep].type],
- dev->ep_out[ep].max_packet_size);
- }
- }
- }
- fprintf(stderr, "--\n");
-}
-
-struct USBEndpoint *usb_ep_get(USBDevice *dev, int pid, int ep)
-{
- struct USBEndpoint *eps;
-
- if (dev == NULL) {
- return NULL;
- }
- eps = (pid == USB_TOKEN_IN) ? dev->ep_in : dev->ep_out;
- if (ep == 0) {
- return &dev->ep_ctl;
- }
- assert(pid == USB_TOKEN_IN || pid == USB_TOKEN_OUT);
- assert(ep > 0 && ep <= USB_MAX_ENDPOINTS);
- return eps + ep - 1;
-}
-
-uint8_t usb_ep_get_type(USBDevice *dev, int pid, int ep)
-{
- struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
- return uep->type;
-}
-
-void usb_ep_set_type(USBDevice *dev, int pid, int ep, uint8_t type)
-{
- struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
- uep->type = type;
-}
-
-void usb_ep_set_ifnum(USBDevice *dev, int pid, int ep, uint8_t ifnum)
-{
- struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
- uep->ifnum = ifnum;
-}
-
-void usb_ep_set_max_packet_size(USBDevice *dev, int pid, int ep,
- uint16_t raw)
-{
- struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
- int size, microframes;
-
- size = raw & 0x7ff;
- switch ((raw >> 11) & 3) {
- case 1:
- microframes = 2;
- break;
- case 2:
- microframes = 3;
- break;
- default:
- microframes = 1;
- break;
- }
- uep->max_packet_size = size * microframes;
-}
-
-void usb_ep_set_max_streams(USBDevice *dev, int pid, int ep, uint8_t raw)
-{
- struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
- int MaxStreams;
-
- MaxStreams = raw & 0x1f;
- if (MaxStreams) {
- uep->max_streams = 1 << MaxStreams;
- } else {
- uep->max_streams = 0;
- }
-}
-
-void usb_ep_set_halted(USBDevice *dev, int pid, int ep, bool halted)
-{
- struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
- uep->halted = halted;
-}
-
-USBPacket *usb_ep_find_packet_by_id(USBDevice *dev, int pid, int ep,
- uint64_t id)
-{
- struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
- USBPacket *p;
-
- QTAILQ_FOREACH(p, &uep->queue, queue) {
- if (p->id == id) {
- return p;
- }
- }
-
- return NULL;
-}