1 /* 2 * CPM client to access CPM servers. 3 * 4 * (c) 2018 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #include <l4/cxx/ipc_stream> 23 #include <l4/re/env> 24 25 #include "cpm-client.h" 26 #include "cpm-ops.h" 27 28 int 29 Cpm_device_interface::set_lcd_frequencies(uint32_t pclk, uint8_t multiplier) throw() 30 { 31 L4::Ipc::Iostream s(l4_utcb()); 32 33 s << pclk << multiplier; 34 35 return l4_error(s.call(cap(), Cpm_op_set_lcd_frequencies)); 36 } 37 38 int 39 Cpm_device_interface::start_lcd() throw() 40 { 41 L4::Ipc::Iostream s(l4_utcb()); 42 43 return l4_error(s.call(cap(), Cpm_op_start_lcd)); 44 } 45 46 int 47 Cpm_device_interface::stop_lcd() throw() 48 { 49 L4::Ipc::Iostream s(l4_utcb()); 50 51 return l4_error(s.call(cap(), Cpm_op_stop_lcd)); 52 } 53 54 int 55 Cpm_device_interface::update_output_frequency() throw() 56 { 57 L4::Ipc::Iostream s(l4_utcb()); 58 59 return l4_error(s.call(cap(), Cpm_op_update_output_frequency)); 60 }