WebSVN – HelenOS – Diff – /trunk/kernel/arch/sparc64/src/sparc64.c


/*
 * Copyright (C) 2005 Jakub Jermar
 * 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 sparc64
 * @{
 */
/** @file
 */
 
#include <arch.h>
#include <debug.h>
#include <config.h>
#include <arch/trap/trap.h>
#include <arch/console.h>
#include <arch/drivers/tick.h>
#include <proc/thread.h>
#include <console/console.h>
#include <arch/boot/boot.h>
#include <arch/arch.h>
#include <arch/mm/page.h>
#include <arch/stack.h>
#include <userspace.h>
 
bootinfo_t bootinfo;
 
void arch_pre_mm_init(void)
{
    trap_init();
    tick_init();
}
 
void arch_post_mm_init(void)
{
    standalone_sparc64_console_init();
}
 
void arch_pre_smp_init(void)
{
}
 
void arch_post_smp_init(void)
{
    thread_t *t;
 
    /*
         * Create thread that polls keyboard.
         */
    t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll");
    if (!t)
        panic("cannot create kkbdpoll\n");
    thread_ready(t);
}
 
void calibrate_delay_loop(void)
{
}
 
/** Acquire console back for kernel
 *
 */
void arch_grab_console(void)
{
}
/** Return console to userspace
 *
 */
void arch_release_console(void)
{
}
 
/** Switch to userspace. */
void userspace(uspace_arg_t *kernel_uarg)
{
    switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry,
        ((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE
        - (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS));
 
    for (;;)
        ;
    /* not reached */
}
 
/** @}
 */
 

Rev 1823	Rev 1860
1	/*	1	/*
2	* Copyright (C) 2005 Jakub Jermar	2	* Copyright (C) 2005 Jakub Jermar
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 sparc64	29	/** @addtogroup sparc64
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#include <arch.h>	35	#include <arch.h>
36	#include <debug.h>	36	#include <debug.h>
-		37	#include <config.h>
37	#include <arch/trap/trap.h>	38	#include <arch/trap/trap.h>
38	#include <arch/console.h>	39	#include <arch/console.h>
39	#include <arch/drivers/tick.h>	40	#include <arch/drivers/tick.h>
40	#include <proc/thread.h>	41	#include <proc/thread.h>
41	#include <console/console.h>	42	#include <console/console.h>
42	#include <arch/boot/boot.h>	43	#include <arch/boot/boot.h>
43	#include <arch/arch.h>	44	#include <arch/arch.h>
44	#include <arch/mm/tlb.h>	45	#include <arch/mm/page.h>
-		46	#include <arch/stack.h>
45	#include <mm/asid.h>	47	#include <userspace.h>
46		48
47	bootinfo_t bootinfo;	49	bootinfo_t bootinfo;
48		50
49	void arch_pre_mm_init(void)	51	void arch_pre_mm_init(void)
50	{	52	{
51	trap_init();	53	trap_init();
52	tick_init();	54	tick_init();
53	}	55	}
54		56
55	void arch_post_mm_init(void)	57	void arch_post_mm_init(void)
56	{	58	{
57	standalone_sparc64_console_init();	59	standalone_sparc64_console_init();
58	}	60	}
59		61
60	void arch_pre_smp_init(void)	62	void arch_pre_smp_init(void)
61	{	63	{
62	}	64	}
63		65
64	void arch_post_smp_init(void)	66	void arch_post_smp_init(void)
65	{	67	{
66	thread_t *t;	68	thread_t *t;
67		69
68	/*	70	/*
69	* Create thread that polls keyboard.	71	* Create thread that polls keyboard.
70	*/	72	*/
71	t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll");	73	t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll");
72	if (!t)	74	if (!t)
73	panic("cannot create kkbdpoll\n");	75	panic("cannot create kkbdpoll\n");
74	thread_ready(t);	76	thread_ready(t);
75	}	77	}
76		78
77	void calibrate_delay_loop(void)	79	void calibrate_delay_loop(void)
78	{	80	{
79	}	81	}
80		82
81	/** Acquire console back for kernel	83	/** Acquire console back for kernel
82	*	84	*
83	*/	85	*/
84	void arch_grab_console(void)	86	void arch_grab_console(void)
85	{	87	{
86	}	88	}
87	/** Return console to userspace	89	/** Return console to userspace
88	*	90	*
89	*/	91	*/
90	void arch_release_console(void)	92	void arch_release_console(void)
91	{	93	{
92	}	94	}
-		95
-		96	/** Switch to userspace. */
-		97	void userspace(uspace_arg_t *kernel_uarg)
-		98	{
-		99	switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry,
-		100	((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE
-		101	- (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS));
-		102
-		103	for (;;)
-		104	;
-		105	/* not reached */
-		106	}
93		107
94	/** @}	108	/** @}
95	*/	109	*/
96		110

Subversion Repositories HelenOS

(root)/trunk/kernel/arch/sparc64/src/sparc64.c – Rev 1823 → 1860