WebSVN – HelenOS-historic – Diff – /kernel/trunk/arch/ppc32/src/ppc32.c


/*
 * Copyright (C) 2005 Martin Decky
 * 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.
 */
 
#include <arch.h>
#include <arch/boot/boot.h>
#include <arch/console.h>
#include <arch/drivers/cuda.h>
#include <arch/mm/memory_init.h>
#include <arch/interrupt.h>
#include <userspace.h>
#include <proc/uarg.h>
 
bootinfo_t bootinfo;
 
void arch_pre_mm_init(void)
{
    /* Initialize dispatch table */
    interrupt_init();
   
    /* Start decrementer */
    start_decrementer();
 
    ppc32_console_init();
    cuda_init();
   
    /* Setup usermode */
    init.cnt = 1;
    init.tasks[0].addr = PA2KA(bootinfo.init.addr);
    init.tasks[0].size = bootinfo.init.size;
}
 
void arch_post_mm_init(void)
{
}
 
void arch_pre_smp_init(void)
{
    memory_print_map();
}
 
void arch_post_smp_init(void)
{
}
 
void calibrate_delay_loop(void)
{
}
 
void userspace(uspace_arg_t *kernel_uarg)
{
    userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack, (__address) kernel_uarg->uspace_entry);
   
    /* Unreachable */
    for (;;)
        ;
}
 

Rev 1132	Rev 1220
1	/*	1	/*
2	* Copyright (C) 2005 Martin Decky	2	* Copyright (C) 2005 Martin Decky
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	#include <arch.h>	29	#include <arch.h>
30	#include <arch/boot/boot.h>	30	#include <arch/boot/boot.h>
31	#include <arch/console.h>	31	#include <arch/console.h>
32	#include <arch/drivers/cuda.h>	32	#include <arch/drivers/cuda.h>
33	#include <arch/mm/memory_init.h>	33	#include <arch/mm/memory_init.h>
34	#include <arch/interrupt.h>	34	#include <arch/interrupt.h>
-		35	#include <userspace.h>
-		36	#include <proc/uarg.h>
35		37
36	bootinfo_t bootinfo;	38	bootinfo_t bootinfo;
37		39
38	void arch_pre_mm_init(void)	40	void arch_pre_mm_init(void)
39	{	41	{
40	/* Initialize dispatch table */	42	/* Initialize dispatch table */
41	interrupt_init();	43	interrupt_init();
42		44
43	/* Start decrementer */	45	/* Start decrementer */
44	start_decrementer();	46	start_decrementer();
45		47
46	ppc32_console_init();	48	ppc32_console_init();
47	cuda_init();	49	cuda_init();
-		50
-		51	/* Setup usermode */
-		52	init.cnt = 1;
-		53	init.tasks[0].addr = PA2KA(bootinfo.init.addr);
-		54	init.tasks[0].size = bootinfo.init.size;
48	}	55	}
49		56
50	void arch_post_mm_init(void)	57	void arch_post_mm_init(void)
51	{	58	{
52	}	59	}
53		60
54	void arch_pre_smp_init(void)	61	void arch_pre_smp_init(void)
55	{	62	{
56	memory_print_map();	63	memory_print_map();
57	}	64	}
58		65
59	void arch_post_smp_init(void)	66	void arch_post_smp_init(void)
60	{	67	{
61	}	68	}
62		69
63	void calibrate_delay_loop(void)	70	void calibrate_delay_loop(void)
64	{	71	{
65	}	72	}
66		73
-		74	void userspace(uspace_arg_t *kernel_uarg)
-		75	{
-		76	userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack, (__address) kernel_uarg->uspace_entry);
-		77
-		78	/* Unreachable */
-		79	for (;;)
-		80	;
-		81	}
67		82

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/ppc32/src/ppc32.c – Rev 1132 → 1220