haraldwolff/qemu-patch-raspberry4
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HCHALTED status bit handling (Lonnie Mendez)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1850 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2006-04-24 21:38:50 +00:00
parent 135e73c5f7
commit 52328140e2
1 changed files with 5 additions and 0 deletions
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5
hw/usb-uhci.c
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@ -174,6 +174,9 @@ static void uhci_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
if ((val & UHCI_CMD_RS) && !(s->cmd & UHCI_CMD_RS)) {
/* start frame processing */
qemu_mod_timer(s->frame_timer, qemu_get_clock(vm_clock));
s->status &= ~UHCI_STS_HCHALTED;
} else if (!(val & UHCI_CMD_RS) && !(s->cmd & UHCI_CMD_RS)) {
s->status |= UHCI_STS_HCHALTED;
}
if (val & UHCI_CMD_GRESET) {
UHCIPort *port;
@ -528,6 +531,8 @@ static void uhci_frame_timer(void *opaque)
if (!(s->cmd & UHCI_CMD_RS)) {
qemu_del_timer(s->frame_timer);
/* set hchalted bit in status - UHCI11D 2.1.2 */
s->status |= UHCI_STS_HCHALTED;
return;
}
frame_addr = s->fl_base_addr + ((s->frnum & 0x3ff) << 2);