static void asmlinkage call_wrapper(void *unused)
{
struct thread *current = current_thread();
current->entry(current->entry_arg);
terminate_thread(current);
}
/* Block the current state transitions until thread is complete. */
static void asmlinkage call_wrapper_block_current(void *unused)
{
struct thread *current = current_thread();
boot_state_current_block();
current->entry(current->entry_arg);
boot_state_current_unblock();
terminate_thread(current);
}
/* Block the provided state until thread is complete. */
static void asmlinkage call_wrapper_block_state(void *arg)
{
struct block_boot_state *bbs = arg;
struct thread *current = current_thread();
boot_state_block(bbs->state, bbs->seq);
current->entry(current->entry_arg);
boot_state_unblock(bbs->state, bbs->seq);
terminate_thread(current);
}
asmlinkage void thread_exit_handler(struct kernel_msg_handler_arg *arg)
{
//kprintf("To terminate user thread: %p, process: %s\n", arg->sender_thread, arg->sender_thread->proc->name);
terminate_thread(arg->sender_thread);
// Clean up
terminate_thread_self(arg->handler_thread);
sfree(arg);
// Wait for this thread to be terminated
kernel_unreachable();
}
asmlinkage void thread_kill_handler(struct kernel_msg_handler_arg *arg)
{
kprintf("To terminate 3rd user thread: %p, process: %s\n", arg->sender_thread, arg->sender_thread->proc->name);
ulong thread_id = arg->msg->params[0].value;
struct thread *t = gen_thread_by_thread_id(thread_id);
assert(t);
terminate_thread(t);
// Clean up
terminate_thread_self(arg->handler_thread);
sfree(arg);
// Wait for this thread to be terminated
kernel_unreachable();
}
void scan_for_fs_entry(void *tag) {
/* worker thread - scan for file systems on this device */
struct StorageDevice *storage_device = (struct StorageDevice *)tag;
/* loop over each file system and find one for this device, */
struct FileSystem *fs = file_systems;
bool success = false;
while(!success && fs != 0) {
success = fs->scan_handler(storage_device);
fs = fs->next;
}
#if 1
if(!success) {
/* print out the device that was added */
print_string("Couldn't mount ");
switch(storage_device->type) {
case STORAGE_DEVICE_TYPE_UNKNOWN: default: print_string("Unknown Drive"); break;
case STORAGE_DEVICE_TYPE_OPTICAL: print_string("Optical Drive"); break;
case STORAGE_DEVICE_TYPE_FLOPPY: print_string("Floppy Drive"); break;
case STORAGE_DEVICE_TYPE_HARDDRIVE: print_string("Hard Drive"); break;
case STORAGE_DEVICE_TYPE_FLASH: print_string("Flash Drive"); break;
}
if(!storage_device->inserted)
print_string(" - Not Inserted");
if(storage_device->size > 0) {
print_string(" -");
print_size(storage_device->size);
}
print_char('\n');
}
#endif
terminate_thread();
}