WebSVN – HelenOS – Diff – /branches/arm/boot/arch/arm32/loader/print/write.c


/*
 * Copyright (c) 2007 Michal Kebrt
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
 
/** @addtogroup arm32boot
 * @{
 */
/** @file
 *  @brief GXemul specific code.
 */
 
 
#include <printf.h>
 
 
/** Address where characters to be printed are expected. */
#ifdef MACHINE_GXEMUL_TESTARM
#define PUTC_ADDRESS    0x10000000
#endif
#ifdef MACHINE_QEMU_ICP
#define  PUTC_ADDRESS    0x16000000
#endif
 
 
/** Prints a character to the console.
 *
 * @param ch Character to be printed.
 */
static void putc(char ch)
{
    if (ch == '\n')
        *((volatile char *) PUTC_ADDRESS) = '\r';
    *((volatile char *) PUTC_ADDRESS) = ch;
}
 
 
/** Prints a string to the console.
 *
 * @param str String to be printed.
 * @param len Number of characters to be printed.
 */
void write(const char *str, const int len)
{
    int i;
    for (i = 0; i < len; ++i) {
        putc(str[i]);
    }
}
 
/** @}
 */
 
 

Subversion Repositories HelenOS

(root)/branches/arm/boot/arch/arm32/loader/print/write.c – Rev 3484 → 3515

Rev 3484		Rev 3515
1	/*	1	/*
2	* Copyright (c) 2007 Michal Kebrt	2	* Copyright (c) 2007 Michal Kebrt
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29		29
30	/** @addtogroup arm32boot	30	/** @addtogroup arm32boot
31	* @{	31	* @{
32	*/	32	*/
33	/** @file	33	/** @file
34	* @brief GXemul specific code.	34	* @brief GXemul specific code.
35	*/	35	*/
36		36
37		37
38	#include <printf.h>	38	#include <printf.h>
39		39
40		40
41	/** Address where characters to be printed are expected. */	41	/** Address where characters to be printed are expected. */
-		42	#ifdef MACHINE_GXEMUL_TESTARM
42	#define PUTC_ADDRESS 0x10000000	43	#define PUTC_ADDRESS 0x10000000
-		44	#endif
-		45	#ifdef MACHINE_QEMU_ICP
-		46	#define PUTC_ADDRESS 0x16000000
-		47	#endif
43		48
44		49
45	/** Prints a character to the console.	50	/** Prints a character to the console.
46	*	51	*
47	* @param ch Character to be printed.	52	* @param ch Character to be printed.
48	*/	53	*/
49	static void putc(char ch)	54	static void putc(char ch)
50	{	55	{
51	if (ch == '\n')	56	if (ch == '\n')
52	((volatile char ) PUTC_ADDRESS) = '\r';	57	((volatile char ) PUTC_ADDRESS) = '\r';
53	((volatile char ) PUTC_ADDRESS) = ch;	58	((volatile char ) PUTC_ADDRESS) = ch;
54	}	59	}
55		60
56		61
57	/** Prints a string to the console.	62	/** Prints a string to the console.
58	*	63	*
59	* @param str String to be printed.	64	* @param str String to be printed.
60	* @param len Number of characters to be printed.	65	* @param len Number of characters to be printed.
61	*/	66	*/
62	void write(const char *str, const int len)	67	void write(const char *str, const int len)
63	{	68	{
64	int i;	69	int i;
65	for (i = 0; i < len; ++i) {	70	for (i = 0; i < len; ++i) {
66	putc(str[i]);	71	putc(str[i]);
67	}	72	}
68	}	73	}
69		74
70	/** @}	75	/** @}
71	*/	76	*/
72		77
73		78