static void
enter_debugger(void)
{
sUseUHCI = has_debugger_command("uhci_process_transfer");
sUseOHCI = has_debugger_command("ohci_process_transfer");
sUseEHCI = has_debugger_command("ehci_process_transfer");
sUseXHCI = has_debugger_command("xhci_process_transfer");
if (!has_debugger_command("get_usb_keyboard_config")
|| !has_debugger_command("get_usb_pipe_for_id")
|| (!sUseUHCI && !sUseOHCI && !sUseEHCI && !sUseXHCI)) {
return;
}
unset_debug_variable("_usbPipe");
unset_debug_variable("_usbReportSize");
evaluate_debug_command("get_usb_keyboard_config");
sUSBTransferLength = get_debug_variable("_usbReportSize", 0);
if (sUSBTransferLength == 0 || sUSBTransferLength > sizeof(sUSBTransferData))
return;
evaluate_debug_command("get_usb_pipe_for_id");
sUSBPipe = (void *)get_debug_variable("_usbPipe", 0);
if (sUSBPipe == NULL)
return;
sUseUSBKeyboard = true;
}
static void
dump_sem(struct sem_entry* sem)
{
kprintf("SEM: %p\n", sem);
kprintf("id: %ld (%#lx)\n", sem->id, sem->id);
if (sem->id >= 0) {
kprintf("name: '%s'\n", sem->u.used.name);
kprintf("owner: %ld\n", sem->u.used.owner);
kprintf("count: %ld\n", sem->u.used.count);
kprintf("queue: ");
if (!sem->queue.IsEmpty()) {
ThreadQueue::Iterator it = sem->queue.GetIterator();
while (queued_thread* entry = it.Next())
kprintf(" %ld", entry->thread->id);
kprintf("\n");
} else
kprintf(" -\n");
set_debug_variable("_sem", (addr_t)sem);
set_debug_variable("_semID", sem->id);
set_debug_variable("_owner", sem->u.used.owner);
#if DEBUG_SEM_LAST_ACQUIRER
kprintf("last acquired by: %ld, count: %ld\n",
sem->u.used.last_acquirer, sem->u.used.last_acquire_count);
kprintf("last released by: %ld, count: %ld\n",
sem->u.used.last_releaser, sem->u.used.last_release_count);
if (sem->u.used.last_releaser != 0)
set_debug_variable("_releaser", sem->u.used.last_releaser);
else
unset_debug_variable("_releaser");
#else
kprintf("last acquired by: %ld\n", sem->u.used.last_acquirer);
#endif
if (sem->u.used.last_acquirer != 0)
set_debug_variable("_acquirer", sem->u.used.last_acquirer);
else
unset_debug_variable("_acquirer");
} else {
kprintf("next: %p\n", sem->u.unused.next);
kprintf("next_id: %ld\n", sem->u.unused.next_id);
}
}
