WebSVN – HelenOS – Diff – /branches/arm/kernel/arch/arm32/include/machine.h


/*
 * 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 arm32
 * @{
 */
/** @file
 *  @brief Declarations of machine specific functions.
 *
 *  These functions enable to differentiate more kinds of ARM emulators
 *  or CPUs. It's the same concept as "arch" functions on the architecture
 *  level.
 */
 
#ifndef KERN_arm32_MACHINE_H_
#define KERN_arm32_MACHINE_H_
 
#include <console/console.h>
#include <arch/types.h>
#include <arch/exception.h>
#ifdef MACHINE_GXEMUL_TESTARM   
#include <arch/drivers/gxemul.h>
#endif
#ifdef MACHINE_QEMU_ICP
#include <arch/drivers/qemu.h>
#endif
 
 
/** Initializes console.
 *
 * @param devno Console device number.
 */
extern void machine_console_init(devno_t devno);
 
 
/** Acquire console back for kernel. */
extern void machine_grab_console(void);
 
 
/** Return console to userspace. */
extern void machine_release_console(void);
 
 
/** Maps HW devices to the kernel address space using #hw_map. */
extern void machine_hw_map_init(void);
 
 
/** Starts timer. */
extern void machine_timer_irq_start(void);
 
 
/** Halts CPU. */
extern void machine_cpu_halt(void);
 
 
/** Returns size of available memory.
 *
 *  @return Size of available memory.
 */
extern size_t machine_get_memory_size(void);
 
 
/** Prints a character.
 *
 *  @param ch Character to be printed.
 */
extern void machine_debug_putc(char ch);
 
/** Initializes the Frame Buffer
 *
 */
extern void machine_fb_init(void);
 
 
/** Interrupt exception handler.
 *
 * @param exc_no Interrupt exception number.
 * @param istate Saved processor state.
 */
extern void machine_irq_exception(int exc_no, istate_t *istate);
 
 
/** Returns address of framebuffer device.
 *
 *  @return Address of framebuffer device.
 */
extern uintptr_t machine_get_fb_address(void);
 
 
#ifdef MACHINE_GXEMUL_TESTARM   
#define machine_console_init(devno)           gxemul_console_init(devno)
#define machine_grab_console                  gxemul_grab_console
#define machine_release_console               gxemul_release_console 
#define machine_hw_map_init                   gxemul_hw_map_init
#define machine_timer_irq_start               gxemul_timer_irq_start
#define machine_cpu_halt                      gxemul_cpu_halt
#define machine_get_memory_size               gxemul_get_memory_size
#define machine_debug_putc(ch)                gxemul_debug_putc(ch)
#define machine_irq_exception(exc_no, istate) \
        gxemul_irq_exception(exc_no, istate)
#define machine_get_fb_address                gxemul_get_fb_address
#define machine_fb_init               gxemul_fb_init
#endif
 
#ifdef MACHINE_QEMU_ICP     
#define machine_console_init(devno)           qemu_icp_console_init(devno)
#define machine_grab_console                  qemu_icp_grab_console
#define machine_release_console               qemu_icp_release_console 
#define machine_hw_map_init                   qemu_icp_hw_map_init
#define machine_timer_irq_start               qemu_icp_timer_irq_start
#define machine_cpu_halt                      qemu_icp_cpu_halt
#define machine_get_memory_size               qemu_icp_get_memory_size
#define machine_debug_putc(ch)                qemu_icp_debug_putc(ch)
#define machine_irq_exception(exc_no, istate) \
        qemu_icp_irq_exception(exc_no, istate)
#define machine_get_fb_address                qemu_icp_get_fb_address
#define machine_fb_init               qemu_icp_fb_init
#endif
#endif
 
/** @}
 */
 

Subversion Repositories HelenOS

(root)/branches/arm/kernel/arch/arm32/include/machine.h – Rev 3515 → 3529

Rev 3515		Rev 3529
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	/** @addtogroup arm32	29	/** @addtogroup arm32
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	* @brief Declarations of machine specific functions.	33	* @brief Declarations of machine specific functions.
34	*	34	*
35	* These functions enable to differentiate more kinds of ARM emulators	35	* These functions enable to differentiate more kinds of ARM emulators
36	* or CPUs. It's the same concept as "arch" functions on the architecture	36	* or CPUs. It's the same concept as "arch" functions on the architecture
37	* level.	37	* level.
38	*/	38	*/
39		39
40	#ifndef KERN_arm32_MACHINE_H_	40	#ifndef KERN_arm32_MACHINE_H_
41	#define KERN_arm32_MACHINE_H_	41	#define KERN_arm32_MACHINE_H_
42		42
43	#include <console/console.h>	43	#include <console/console.h>
44	#include <arch/types.h>	44	#include <arch/types.h>
45	#include <arch/exception.h>	45	#include <arch/exception.h>
46	#ifdef MACHINE_GXEMUL_TESTARM	46	#ifdef MACHINE_GXEMUL_TESTARM
47	#include <arch/drivers/gxemul.h>	47	#include <arch/drivers/gxemul.h>
48	#endif	48	#endif
49	#ifdef MACHINE_QEMU_ICP	49	#ifdef MACHINE_QEMU_ICP
50	#include <arch/drivers/qemu.h>	50	#include <arch/drivers/qemu.h>
51	#endif	51	#endif
52		52
53		53
54	/** Initializes console.	54	/** Initializes console.
55	*	55	*
56	* @param devno Console device number.	56	* @param devno Console device number.
57	*/	57	*/
58	extern void machine_console_init(devno_t devno);	58	extern void machine_console_init(devno_t devno);
59		59
60		60
61	/** Acquire console back for kernel. */	61	/** Acquire console back for kernel. */
62	extern void machine_grab_console(void);	62	extern void machine_grab_console(void);
63		63
64		64
65	/** Return console to userspace. */	65	/** Return console to userspace. */
66	extern void machine_release_console(void);	66	extern void machine_release_console(void);
67		67
68		68
69	/** Maps HW devices to the kernel address space using #hw_map. */	69	/** Maps HW devices to the kernel address space using #hw_map. */
70	extern void machine_hw_map_init(void);	70	extern void machine_hw_map_init(void);
71		71
72		72
73	/** Starts timer. */	73	/** Starts timer. */
74	extern void machine_timer_irq_start(void);	74	extern void machine_timer_irq_start(void);
75		75
76		76
77	/** Halts CPU. */	77	/** Halts CPU. */
78	extern void machine_cpu_halt(void);	78	extern void machine_cpu_halt(void);
79		79
80		80
81	/** Returns size of available memory.	81	/** Returns size of available memory.
82	*	82	*
83	* @return Size of available memory.	83	* @return Size of available memory.
84	*/	84	*/
85	extern size_t machine_get_memory_size(void);	85	extern size_t machine_get_memory_size(void);
86		86
87		87
88	/** Prints a character.	88	/** Prints a character.
89	*	89	*
90	* @param ch Character to be printed.	90	* @param ch Character to be printed.
91	*/	91	*/
92	extern void machine_debug_putc(char ch);	92	extern void machine_debug_putc(char ch);
93		93
-		94	/** Initializes the Frame Buffer
-		95	*
-		96	*/
-		97	extern void machine_fb_init(void);
-		98
94		99
95	/** Interrupt exception handler.	100	/** Interrupt exception handler.
96	*	101	*
97	* @param exc_no Interrupt exception number.	102	* @param exc_no Interrupt exception number.
98	* @param istate Saved processor state.	103	* @param istate Saved processor state.
99	*/	104	*/
100	extern void machine_irq_exception(int exc_no, istate_t *istate);	105	extern void machine_irq_exception(int exc_no, istate_t *istate);
101		106
102		107
103	/** Returns address of framebuffer device.	108	/** Returns address of framebuffer device.
104	*	109	*
105	* @return Address of framebuffer device.	110	* @return Address of framebuffer device.
106	*/	111	*/
107	extern uintptr_t machine_get_fb_address(void);	112	extern uintptr_t machine_get_fb_address(void);
108		113
109		114
110	#ifdef MACHINE_GXEMUL_TESTARM	115	#ifdef MACHINE_GXEMUL_TESTARM
111	#define machine_console_init(devno) gxemul_console_init(devno)	116	#define machine_console_init(devno) gxemul_console_init(devno)
112	#define machine_grab_console gxemul_grab_console	117	#define machine_grab_console gxemul_grab_console
113	#define machine_release_console gxemul_release_console	118	#define machine_release_console gxemul_release_console
114	#define machine_hw_map_init gxemul_hw_map_init	119	#define machine_hw_map_init gxemul_hw_map_init
115	#define machine_timer_irq_start gxemul_timer_irq_start	120	#define machine_timer_irq_start gxemul_timer_irq_start
116	#define machine_cpu_halt gxemul_cpu_halt	121	#define machine_cpu_halt gxemul_cpu_halt
117	#define machine_get_memory_size gxemul_get_memory_size	122	#define machine_get_memory_size gxemul_get_memory_size
118	#define machine_debug_putc(ch) gxemul_debug_putc(ch)	123	#define machine_debug_putc(ch) gxemul_debug_putc(ch)
119	#define machine_irq_exception(exc_no, istate) \	124	#define machine_irq_exception(exc_no, istate) \
120	gxemul_irq_exception(exc_no, istate)	125	gxemul_irq_exception(exc_no, istate)
121	#define machine_get_fb_address gxemul_get_fb_address	126	#define machine_get_fb_address gxemul_get_fb_address
-		127	#define machine_fb_init gxemul_fb_init
122	#endif	128	#endif
123		129
124	#ifdef MACHINE_QEMU_ICP	130	#ifdef MACHINE_QEMU_ICP
125	#define machine_console_init(devno) qemu_icp_console_init(devno)	131	#define machine_console_init(devno) qemu_icp_console_init(devno)
126	#define machine_grab_console qemu_icp_grab_console	132	#define machine_grab_console qemu_icp_grab_console
127	#define machine_release_console qemu_icp_release_console	133	#define machine_release_console qemu_icp_release_console
128	#define machine_hw_map_init qemu_icp_hw_map_init	134	#define machine_hw_map_init qemu_icp_hw_map_init
129	#define machine_timer_irq_start qemu_icp_timer_irq_start	135	#define machine_timer_irq_start qemu_icp_timer_irq_start
130	#define machine_cpu_halt qemu_icp_cpu_halt	136	#define machine_cpu_halt qemu_icp_cpu_halt
131	#define machine_get_memory_size qemu_icp_get_memory_size	137	#define machine_get_memory_size qemu_icp_get_memory_size
132	#define machine_debug_putc(ch) qemu_icp_debug_putc(ch)	138	#define machine_debug_putc(ch) qemu_icp_debug_putc(ch)
133	#define machine_irq_exception(exc_no, istate) \	139	#define machine_irq_exception(exc_no, istate) \
134	qemu_icp_irq_exception(exc_no, istate)	140	qemu_icp_irq_exception(exc_no, istate)
135	#define machine_get_fb_address qemu_icp_get_fb_address	141	#define machine_get_fb_address qemu_icp_get_fb_address
-		142	#define machine_fb_init qemu_icp_fb_init
136	#endif	143	#endif
137	#endif	144	#endif
138		145
139	/** @}	146	/** @}
140	*/	147	*/
141		148