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.
 */
 
 /** @addtogroup ppc32
 
 * @{
 */
/** @file
 */
 
#include <arch.h>
#include <arch/boot/boot.h>
#include <arch/drivers/cuda.h>
#include <arch/mm/memory_init.h>
#include <arch/interrupt.h>
#include <genarch/fb/fb.h>
#include <userspace.h>
#include <proc/uarg.h>
#include <console/console.h>
#include <arch/drivers/pic.h>
 
bootinfo_t bootinfo;
 
void arch_pre_main(void)
{
    /* Setup usermode */
    init.cnt = bootinfo.taskmap.count;
   
    __u32 i;
   
    for (i = 0; i < bootinfo.taskmap.count; i++) {
        init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);
        init.tasks[i].size = bootinfo.taskmap.tasks[i].size;
    }
}
 
void arch_pre_mm_init(void)
{
    /* Initialize dispatch table */
    interrupt_init();
 
    /* Start decrementer */
    start_decrementer();
}
 
void arch_post_mm_init(void)
{
    if (config.cpu_active == 1) {
        fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline);   
   
        /* Initialize PIC */
        pic_init();
       
        cuda_init(bootinfo.keyboard.addr, bootinfo.keyboard.size);
       
        /* Merge all zones to 1 big zone */
        zone_merge_all();
    }
}
 
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 + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry);
   
    /* Unreachable */
    for (;;)
        ;
}
 
/** Acquire console back for kernel
 *
 */
void arch_grab_console(void)
{
}
/** Return console to userspace
 *
 */
void arch_release_console(void)
{
}
 
 /** @}
 */
 
 

Rev 1704	Rev 1705
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	/** @addtogroup ppc32 ppc32	29	/** @addtogroup ppc32
30	* @ingroup others	-
31	* @{	30	* @{
32	*/	31	*/
33	/** @file	32	/** @file
34	*/	33	*/
35		34
36	#include <arch.h>	35	#include <arch.h>
37	#include <arch/boot/boot.h>	36	#include <arch/boot/boot.h>
38	#include <arch/drivers/cuda.h>	37	#include <arch/drivers/cuda.h>
39	#include <arch/mm/memory_init.h>	38	#include <arch/mm/memory_init.h>
40	#include <arch/interrupt.h>	39	#include <arch/interrupt.h>
41	#include <genarch/fb/fb.h>	40	#include <genarch/fb/fb.h>
42	#include <userspace.h>	41	#include <userspace.h>
43	#include <proc/uarg.h>	42	#include <proc/uarg.h>
44	#include <console/console.h>	43	#include <console/console.h>
45	#include <arch/drivers/pic.h>	44	#include <arch/drivers/pic.h>
46		45
47	bootinfo_t bootinfo;	46	bootinfo_t bootinfo;
48		47
49	void arch_pre_main(void)	48	void arch_pre_main(void)
50	{	49	{
51	/* Setup usermode */	50	/* Setup usermode */
52	init.cnt = bootinfo.taskmap.count;	51	init.cnt = bootinfo.taskmap.count;
53		52
54	__u32 i;	53	__u32 i;
55		54
56	for (i = 0; i < bootinfo.taskmap.count; i++) {	55	for (i = 0; i < bootinfo.taskmap.count; i++) {
57	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);	56	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);
58	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;	57	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;
59	}	58	}
60	}	59	}
61		60
62	void arch_pre_mm_init(void)	61	void arch_pre_mm_init(void)
63	{	62	{
64	/* Initialize dispatch table */	63	/* Initialize dispatch table */
65	interrupt_init();	64	interrupt_init();
66		65
67	/* Start decrementer */	66	/* Start decrementer */
68	start_decrementer();	67	start_decrementer();
69	}	68	}
70		69
71	void arch_post_mm_init(void)	70	void arch_post_mm_init(void)
72	{	71	{
73	if (config.cpu_active == 1) {	72	if (config.cpu_active == 1) {
74	fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline);	73	fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline);
75		74
76	/* Initialize PIC */	75	/* Initialize PIC */
77	pic_init();	76	pic_init();
78		77
79	cuda_init(bootinfo.keyboard.addr, bootinfo.keyboard.size);	78	cuda_init(bootinfo.keyboard.addr, bootinfo.keyboard.size);
80		79
81	/* Merge all zones to 1 big zone */	80	/* Merge all zones to 1 big zone */
82	zone_merge_all();	81	zone_merge_all();
83	}	82	}
84	}	83	}
85		84
86	void arch_pre_smp_init(void)	85	void arch_pre_smp_init(void)
87	{	86	{
88	memory_print_map();	87	memory_print_map();
89	}	88	}
90		89
91	void arch_post_smp_init(void)	90	void arch_post_smp_init(void)
92	{	91	{
93	}	92	}
94		93
95	void calibrate_delay_loop(void)	94	void calibrate_delay_loop(void)
96	{	95	{
97	}	96	}
98		97
99	void userspace(uspace_arg_t *kernel_uarg)	98	void userspace(uspace_arg_t *kernel_uarg)
100	{	99	{
101	userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry);	100	userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry);
102		101
103	/* Unreachable */	102	/* Unreachable */
104	for (;;)	103	for (;;)
105	;	104	;
106	}	105	}
107		106
108	/** Acquire console back for kernel	107	/** Acquire console back for kernel
109	*	108	*
110	*/	109	*/
111	void arch_grab_console(void)	110	void arch_grab_console(void)
112	{	111	{
113	}	112	}
114	/** Return console to userspace	113	/** Return console to userspace
115	*	114	*
116	*/	115	*/
117	void arch_release_console(void)	116	void arch_release_console(void)
118	{	117	{
119	}	118	}
120		119
121	/** @}	120	/** @}
122	*/	121	*/
123		122
124		123

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/ppc32/src/ppc32.c – Rev 1704 → 1705