static void musb_attach(USBPort *port);
static void musb_detach(USBPort *port);
+static void musb_child_detach(USBPort *port, USBDevice *child);
+static void musb_schedule_cb(USBPort *port, USBPacket *p);
+static void musb_async_cancel_device(MUSBState *s, USBDevice *dev);
static USBPortOps musb_port_ops = {
.attach = musb_attach,
.detach = musb_detach,
+ .child_detach = musb_child_detach,
+ .complete = musb_schedule_cb,
};
-typedef struct {
+static USBBusOps musb_bus_ops = {
+};
+
+typedef struct MUSBPacket MUSBPacket;
+typedef struct MUSBEndPoint MUSBEndPoint;
+
+struct MUSBPacket {
+ USBPacket p;
+ MUSBEndPoint *ep;
+ int dir;
+};
+
+struct MUSBEndPoint {
uint16_t faddr[2];
uint8_t haddr[2];
uint8_t hport[2];
int fifolen[2];
int fifostart[2];
int fifoaddr[2];
- USBPacket packey[2];
+ MUSBPacket packey[2];
int status[2];
int ext_size[2];
MUSBState *musb;
USBCallback *delayed_cb[2];
QEMUTimer *intv_timer[2];
-} MUSBEndPoint;
+};
struct MUSBState {
- qemu_irq *irqs;
+ qemu_irq irqs[musb_irq_max];
USBBus bus;
USBPort port;
/* Duplicating the world since 2008!... probably we should have 32
* logical, single endpoints instead. */
MUSBEndPoint ep[16];
-} *musb_init(qemu_irq *irqs)
+};
+
+void musb_reset(MUSBState *s)
{
- MUSBState *s = qemu_mallocz(sizeof(*s));
int i;
- s->irqs = irqs;
-
s->faddr = 0x00;
+ s->devctl = 0;
s->power = MGC_M_POWER_HSENAB;
s->tx_intr = 0x0000;
s->rx_intr = 0x0000;
s->mask = 0x06;
s->idx = 0;
+ s->setup_len = 0;
+ s->session = 0;
+ memset(s->buf, 0, sizeof(s->buf));
+
/* TODO: _DW */
s->ep[0].config = MGC_M_CONFIGDATA_SOFTCONE | MGC_M_CONFIGDATA_DYNFIFO;
for (i = 0; i < 16; i ++) {
s->ep[i].maxp[1] = 0x40;
s->ep[i].musb = s;
s->ep[i].epnum = i;
+ usb_packet_init(&s->ep[i].packey[0].p);
+ usb_packet_init(&s->ep[i].packey[1].p);
}
+}
- usb_bus_new(&s->bus, NULL /* FIXME */);
+struct MUSBState *musb_init(DeviceState *parent_device, int gpio_base)
+{
+ MUSBState *s = g_malloc0(sizeof(*s));
+ int i;
+
+ for (i = 0; i < musb_irq_max; i++) {
+ s->irqs[i] = qdev_get_gpio_in(parent_device, gpio_base + i);
+ }
+
+ musb_reset(s);
+
+ usb_bus_new(&s->bus, &musb_bus_ops, parent_device);
usb_register_port(&s->bus, &s->port, s, 0, &musb_port_ops,
USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
- usb_port_location(&s->port, NULL, 1);
return s;
}
{
MUSBState *s = (MUSBState *) port->opaque;
+ musb_async_cancel_device(s, port->dev);
+
musb_intr_set(s, musb_irq_disconnect, 1);
musb_session_update(s, 1, s->session);
}
-static inline void musb_cb_tick0(void *opaque)
+static void musb_child_detach(USBPort *port, USBDevice *child)
+{
+ MUSBState *s = (MUSBState *) port->opaque;
+
+ musb_async_cancel_device(s, child);
+}
+
+static void musb_cb_tick0(void *opaque)
{
MUSBEndPoint *ep = (MUSBEndPoint *) opaque;
- ep->delayed_cb[0](&ep->packey[0], opaque);
+ ep->delayed_cb[0](&ep->packey[0].p, opaque);
}
-static inline void musb_cb_tick1(void *opaque)
+static void musb_cb_tick1(void *opaque)
{
MUSBEndPoint *ep = (MUSBEndPoint *) opaque;
- ep->delayed_cb[1](&ep->packey[1], opaque);
+ ep->delayed_cb[1](&ep->packey[1].p, opaque);
}
#define musb_cb_tick (dir ? musb_cb_tick1 : musb_cb_tick0)
-static inline void musb_schedule_cb(USBPacket *packey, void *opaque, int dir)
+static void musb_schedule_cb(USBPort *port, USBPacket *packey)
{
- MUSBEndPoint *ep = (MUSBEndPoint *) opaque;
+ MUSBPacket *p = container_of(packey, MUSBPacket, p);
+ MUSBEndPoint *ep = p->ep;
+ int dir = p->dir;
int timeout = 0;
if (ep->status[dir] == USB_RET_NAK)
else if (ep->interrupt[dir])
timeout = 8;
else
- return musb_cb_tick(opaque);
+ return musb_cb_tick(ep);
if (!ep->intv_timer[dir])
- ep->intv_timer[dir] = qemu_new_timer(vm_clock, musb_cb_tick, opaque);
+ ep->intv_timer[dir] = qemu_new_timer_ns(vm_clock, musb_cb_tick, ep);
- qemu_mod_timer(ep->intv_timer[dir], qemu_get_clock(vm_clock) +
+ qemu_mod_timer(ep->intv_timer[dir], qemu_get_clock_ns(vm_clock) +
muldiv64(timeout, get_ticks_per_sec(), 8000));
}
-static void musb_schedule0_cb(USBPacket *packey, void *opaque)
-{
- return musb_schedule_cb(packey, opaque, 0);
-}
-
-static void musb_schedule1_cb(USBPacket *packey, void *opaque)
-{
- return musb_schedule_cb(packey, opaque, 1);
-}
-
static int musb_timeout(int ttype, int speed, int val)
{
#if 1
hw_error("bad interval\n");
}
-static inline void musb_packet(MUSBState *s, MUSBEndPoint *ep,
+static void musb_packet(MUSBState *s, MUSBEndPoint *ep,
int epnum, int pid, int len, USBCallback cb, int dir)
{
int ret;
ep->type[idx] >> 6, ep->interval[idx]);
ep->interrupt[dir] = ttype == USB_ENDPOINT_XFER_INT;
ep->delayed_cb[dir] = cb;
- cb = dir ? musb_schedule1_cb : musb_schedule0_cb;
- ep->packey[dir].pid = pid;
/* A wild guess on the FADDR semantics... */
- ep->packey[dir].devaddr = ep->faddr[idx];
- ep->packey[dir].devep = ep->type[idx] & 0xf;
- ep->packey[dir].data = (void *) ep->buf[idx];
- ep->packey[dir].len = len;
- ep->packey[dir].complete_cb = cb;
- ep->packey[dir].complete_opaque = ep;
+ usb_packet_setup(&ep->packey[dir].p, pid, ep->faddr[idx],
+ ep->type[idx] & 0xf);
+ usb_packet_addbuf(&ep->packey[dir].p, ep->buf[idx], len);
+ ep->packey[dir].ep = ep;
+ ep->packey[dir].dir = dir;
if (s->port.dev)
- ret = s->port.dev->info->handle_packet(s->port.dev, &ep->packey[dir]);
+ ret = usb_handle_packet(s->port.dev, &ep->packey[dir].p);
else
ret = USB_RET_NODEV;
}
ep->status[dir] = ret;
- usb_packet_complete(&ep->packey[dir]);
+ musb_schedule_cb(&s->port, &ep->packey[dir].p);
}
static void musb_tx_packet_complete(USBPacket *packey, void *opaque)
if (ep->status[1] == USB_RET_STALL) {
ep->status[1] = 0;
- packey->len = 0;
+ packey->result = 0;
ep->csr[1] |= MGC_M_RXCSR_H_RXSTALL;
if (!epnum)
* Data-errors in Isochronous. */
if (ep->interrupt[1])
return musb_packet(s, ep, epnum, USB_TOKEN_IN,
- packey->len, musb_rx_packet_complete, 1);
+ packey->iov.size, musb_rx_packet_complete, 1);
ep->csr[1] |= MGC_M_RXCSR_DATAERROR;
if (!epnum)
/* TODO: check len for over/underruns of an OUT packet? */
/* TODO: perhaps make use of e->ext_size[1] here. */
- packey->len = ep->status[1];
+ packey->result = ep->status[1];
if (!(ep->csr[1] & (MGC_M_RXCSR_H_RXSTALL | MGC_M_RXCSR_DATAERROR))) {
ep->csr[1] |= MGC_M_RXCSR_FIFOFULL | MGC_M_RXCSR_RXPKTRDY;
if (!epnum)
ep->csr[0] |= MGC_M_CSR0_RXPKTRDY;
- ep->rxcount = packey->len; /* XXX: MIN(packey->len, ep->maxp[1]); */
+ ep->rxcount = packey->result; /* XXX: MIN(packey->len, ep->maxp[1]); */
/* In DMA mode: assert DMA request for this EP */
}
musb_rx_intr_set(s, epnum, 1);
}
+static void musb_async_cancel_device(MUSBState *s, USBDevice *dev)
+{
+ int ep, dir;
+
+ for (ep = 0; ep < 16; ep++) {
+ for (dir = 0; dir < 2; dir++) {
+ if (s->ep[ep].packey[dir].p.owner != dev) {
+ continue;
+ }
+ usb_cancel_packet(&s->ep[ep].packey[dir].p);
+ /* status updates needed here? */
+ }
+ }
+}
+
static void musb_tx_rdy(MUSBState *s, int epnum)
{
MUSBEndPoint *ep = s->ep + epnum;
/* If we already have a packet, which didn't fit into the
* 64 bytes of the FIFO, only move the FIFO start and return. (Obsolete) */
- if (ep->packey[1].pid == USB_TOKEN_IN && ep->status[1] >= 0 &&
+ if (ep->packey[1].p.pid == USB_TOKEN_IN && ep->status[1] >= 0 &&
(ep->fifostart[1]) + ep->rxcount <
- ep->packey[1].len) {
+ ep->packey[1].p.iov.size) {
TRACE("0x%08x, %d", ep->fifostart[1], ep->rxcount );
ep->fifostart[1] += ep->rxcount;
ep->fifolen[1] = 0;
- ep->rxcount = MIN(ep->packey[0].len - (ep->fifostart[1]),
+ ep->rxcount = MIN(ep->packey[0].p.iov.size - (ep->fifostart[1]),
ep->maxp[1]);
ep->csr[1] &= ~MGC_M_RXCSR_H_REQPKT;
#ifdef SETUPLEN_HACK
/* Why should *we* do that instead of Linux? */
if (!epnum) {
- if (ep->packey[0].devaddr == 2)
+ if (ep->packey[0].p.devaddr == 2) {
total = MIN(s->setup_len, 8);
- else
+ } else {
total = MIN(s->setup_len, 64);
+ }
s->setup_len -= total;
}
#endif