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/* |
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* serial_beos.cpp - Serial device driver, BeOS specific stuff |
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* |
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* Basilisk II (C) 1997-1999 Christian Bauer |
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* Basilisk II (C) 1997-2004 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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suspend_thread(input_thread); // Unblock thread |
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snooze(1000); |
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resume_thread(input_thread); |
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wait_for_thread(input_thread, &l); |
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while (wait_for_thread(input_thread, &l) == B_INTERRUPTED) ; |
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} |
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if (output_thread > 0) { |
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send_data(output_thread, CMD_QUIT, NULL, 0); |
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suspend_thread(output_thread); // Unblock thread |
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snooze(1000); |
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resume_thread(output_thread); |
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wait_for_thread(output_thread, &l); |
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while (wait_for_thread(output_thread, &l) == B_INTERRUPTED) ; |
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} |
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acquire_sem(device_sem); |
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delete_sem(device_sem); |
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delete device; |
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} |
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virtual int16 Open(uint16 config); |
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virtual int16 PrimeIn(uint32 pb, uint32 dce); |
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virtual int16 PrimeOut(uint32 pb, uint32 dce); |
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virtual int16 Control(uint32 pb, uint32 dce, uint16 code); |
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virtual int16 Status(uint32 pb, uint32 dce, uint16 code); |
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virtual int16 Close(void); |
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virtual int16 open(uint16 config); |
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virtual int16 prime_in(uint32 pb, uint32 dce); |
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virtual int16 prime_out(uint32 pb, uint32 dce); |
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virtual int16 control(uint32 pb, uint32 dce, uint16 code); |
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virtual int16 status(uint32 pb, uint32 dce, uint16 code); |
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virtual int16 close(void); |
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private: |
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bool configure(uint16 config); |
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* Open serial port |
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*/ |
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int16 BeSERDPort::Open(uint16 config) |
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int16 BeSERDPort::open(uint16 config) |
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{ |
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// Don't open NULL name devices |
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if (device_name == NULL) |
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if (is_parallel) { |
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char name[256]; |
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sprintf(name, "/dev/parallel/%s", device_name); |
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fd = open(name, O_WRONLY); |
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fd = ::open(name, O_WRONLY); |
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if (fd < 0) { |
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release_sem(device_sem); |
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return openErr; |
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* Read data from port |
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*/ |
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|
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int16 BeSERDPort::PrimeIn(uint32 pb, uint32 dce) |
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int16 BeSERDPort::prime_in(uint32 pb, uint32 dce) |
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{ |
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// Send input command to input_thread |
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read_done = false; |
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* Write data to port |
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*/ |
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|
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int16 BeSERDPort::PrimeOut(uint32 pb, uint32 dce) |
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int16 BeSERDPort::prime_out(uint32 pb, uint32 dce) |
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{ |
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// Send output command to output_thread |
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write_done = false; |
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* Control calls |
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*/ |
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|
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int16 BeSERDPort::Control(uint32 pb, uint32 dce, uint16 code) |
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int16 BeSERDPort::control(uint32 pb, uint32 dce, uint16 code) |
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{ |
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switch (code) { |
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case 1: // KillIO |
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* Status calls |
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*/ |
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int16 BeSERDPort::Status(uint32 pb, uint32 dce, uint16 code) |
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int16 BeSERDPort::status(uint32 pb, uint32 dce, uint16 code) |
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{ |
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switch (code) { |
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case kSERDInputCount: |
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* Close serial port |
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*/ |
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int16 BeSERDPort::Close() |
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int16 BeSERDPort::close() |
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{ |
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// Kill threads |
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status_t l; |
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// Close port |
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while (acquire_sem(device_sem) == B_INTERRUPTED) ; |
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if (is_parallel) { |
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close(fd); |
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::close(fd); |
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fd = -1; |
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} else { |
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if (drop_dtr_on_close) |
