WebSVN – f9daq – Blame – /drivers/pcicc32-linux/test/cpcicc32.h

Rev	Author	Line No.	Line
86	f9daq	1	#ifndef __CPCICC32_H__
		2	#define __CPCICC32_H__
		3
		4	//****************************************************************************
		5	// Copyright (C) 2000-2004 ARW Elektronik Germany
		6	//
		7	// This program is free software; you can redistribute it and/or modify
		8	// it under the terms of the GNU General Public License as published by
		9	// the Free Software Foundation; either version 2 of the License, or
		10	// (at your option) any later version.
		11	//
		12	// This program is distributed in the hope that it will be useful,
		13	// but WITHOUT ANY WARRANTY; without even the implied warranty of
		14	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		15	// GNU General Public License for more details.
		16	//
		17	// You should have received a copy of the GNU General Public License
		18	// along with this program; if not, write to the Free Software
		19	// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
		20	//
		21	// This product is not authorized for use as critical component in
		22	// life support systems without the express written approval of
		23	// ARW Elektronik Germany.
		24	//
		25	// Please announce changes and hints to ARW Elektronik
		26	//
		27	// Maintainer(s): Klaus Hitschler (klaus.hitschler@gmx.de)
		28	//
		29	//****************************************************************************
		30
		31	//****************************************************************************
		32	//
		33	// cpcicc32.h -- the header representing a CC32 module class
		34	//
		35	// $Log: cpcicc32.h,v $
		36	// Revision 1.2 2005/03/11 13:23:58 klaus
		37	// added _qx functions to get Q and X for every transfer. Release libcc32.so.2.
		38	//
		39	// Revision 1.1 2004/10/09 21:05:03 klaus
		40	// Added C++ examples to test programs
		41	//
		42	//
		43	//****************************************************************************
		44
		45	#include <libcc32.h>
		46
		47	class cpcicc32
		48	{
		49	protected:
		50	int m_nLastError;
		51	CC32_HANDLE m_handle;
		52	char *m_cszPath;
		53
		54	public:
		55	cpcicc32() : m_nLastError(0), m_handle(0), m_cszPath(NULL)
		56	{
		57	}
		58
		59	cpcicc32(char *szPath) : m_nLastError(0), m_handle(0), m_cszPath(szPath)
		60	{
		61	}
		62
		63	~cpcicc32()
		64	{
		65	cc32_close(m_handle);
		66	}
		67
		68	/* gives the last error */
		69	inline int getLastError(void)
		70	{
		71	return m_nLastError;
		72	}
		73
		74	/* open a path to a device. E.g. "/dev/pcicc32_1" */
		75	inline int open(void)
		76	{
		77	return m_nLastError = cc32_open(m_cszPath, &m_handle);
		78	}
		79
		80	/* open a path to a device. E.g. "/dev/pcicc32_1" */
		81	inline int open(char *cszPath)
		82	{
		83	m_cszPath = cszPath;
		84	return m_nLastError = cc32_open(cszPath, &m_handle);
		85	}
		86
		87	/* close the opened path */
		88	inline int close(void)
		89	{
		90	m_nLastError = cc32_close(m_handle);
		91
		92	if (!m_nLastError)
		93	m_handle = NULL;
		94
		95	return m_nLastError;
		96	}
		97
		98	/* read only a word - 16 bits - from a address made out of N,A,F */
		99	inline void read(unsigned int N, unsigned int A, unsigned int F, __u16 &uwData)
		100	{
		101	uwData = cc32_read_word(m_handle, N, A, F);
		102	}
		103
		104	/* read a long - 32 bits - without any interpretaion */
		105	inline void read(unsigned int N, unsigned int A, unsigned int F, __u32 &ulData)
		106	{
		107	ulData = cc32_read_long_all(m_handle, N, A, F);
		108	}
		109
		110	/* read a long - 32 bits - from a address made out of N,A,F and get the result Q and X */
		111	inline void read(unsigned int N, unsigned int A, unsigned int F, __u32 &ulData, int &Q, int &X)
		112	{
		113	ulData = cc32_read_long_qx(m_handle, N, A,F, &Q, &X);
		114	}
		115
		116	/* write a word - 16 bits - to a destination made out of N,A,F */
		117	inline void write(unsigned int N, unsigned int A, unsigned int F, __u16 uwData)
		118	{
		119	cc32_write_word(m_handle, N, A, F, uwData);
		120	}
		121
		122	/* write a long - 32 bits - uninterpreted to a destination made out of N,A,F */
		123	inline void write(unsigned int N, unsigned int A, unsigned int F, __u32 ulData)
		124	{
		125	cc32_write_long(m_handle, N, A, F, ulData);
		126	}
		127
		128	/* poll the state of the timeout line and the LAM state. The timeout line is cleared if it was set */
		129	inline int poll_event(int &nTimeout, int &nLam)
		130	{
		131	return m_nLastError = cc32_poll_event(m_handle, &nTimeout, &nLam);
		132	}
		133
		134	/* control interrupts caused by timeouts or LAMs */
		135	inline int interrupt_disable(void)
		136	{
		137	return m_nLastError = cc32_interrupt_disable(m_handle);
		138	}
		139
		140	inline int interrupt_enable(void)
		141	{
		142	return m_nLastError = cc32_interrupt_enable(m_handle);
		143	}
		144
		145	/* same as cc32_poll_event(), but wait for a state change of timeout or LAMs. */
		146	inline int wait_event(int &nTimeout, int &nLam)
		147	{
		148	return m_nLastError = cc32_wait_event(m_handle, &nTimeout, &nLam);
		149	}
		150
		151	/* switch cc32 autoread on or off - return the last switch state */
		152	inline int autoread_on(void)
		153	{
		154	return m_nLastError = cc32_autoread_on(m_handle);
		155	}
		156
		157	inline int autoread_off(void)
		158	{
		159	return m_nLastError = cc32_autoread_off(m_handle);
		160	}
		161	};
		162
		163	#endif // __CPCICC32_H__

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(root)/drivers/pcicc32-linux/test/cpcicc32.h – Rev 86