IO
io: cftab IO NUMBER '-' NUMBER
%token VCC VPP1 VPP2 IO MEM
status = sys$qiow(0, DevChan, IO$_SENSEMODE, &iosb, 0, 0,
status = sys$qiow(0, DevChan, IO$_SETMODE, &iosb, 0, 0,
IO$_READVBLK|IO$M_NOECHO|IO$M_NOFILTR,
return BaseDevice::IO(cookie, request);
status = IO(cookie, &request);
virtual status_t IO(void* cookie, io_request* request);
virtual status_t IO(void* cookie, io_request* request);
virtual status_t IO(void* cookie, io_request* request);
return vnode->stream.u.dev.device->IO(cookie->device_cookie, request);
error = io.IO(fileVec.offset, vecBase, &transferred);
status = io.IO(offset, vecBase, &transferred);
virtual status_t IO(off_t offset, void* buffer, size_t* length) = 0;