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/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>
 
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();
    cuda_init();
}
 
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);   
   
        /* 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 1374	Rev 1474
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/drivers/cuda.h>	31	#include <arch/drivers/cuda.h>
32	#include <arch/mm/memory_init.h>	32	#include <arch/mm/memory_init.h>
33	#include <arch/interrupt.h>	33	#include <arch/interrupt.h>
34	#include <genarch/fb/fb.h>	34	#include <genarch/fb/fb.h>
35	#include <userspace.h>	35	#include <userspace.h>
36	#include <proc/uarg.h>	36	#include <proc/uarg.h>
-		37	#include <console/console.h>
37		38
38	bootinfo_t bootinfo;	39	bootinfo_t bootinfo;
39		40
40	void arch_pre_main(void)	41	void arch_pre_main(void)
41	{	42	{
42	/* Setup usermode */	43	/* Setup usermode */
43	init.cnt = bootinfo.taskmap.count;	44	init.cnt = bootinfo.taskmap.count;
44		45
45	__u32 i;	46	__u32 i;
46		47
47	for (i = 0; i < bootinfo.taskmap.count; i++) {	48	for (i = 0; i < bootinfo.taskmap.count; i++) {
48	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);	49	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);
49	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;	50	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;
50	}	51	}
51	}	52	}
52		53
53	void arch_pre_mm_init(void)	54	void arch_pre_mm_init(void)
54	{	55	{
55	/* Initialize dispatch table */	56	/* Initialize dispatch table */
56	interrupt_init();	57	interrupt_init();
57		58
58	/* Start decrementer */	59	/* Start decrementer */
59	start_decrementer();	60	start_decrementer();
60	cuda_init();	61	cuda_init();
61	}	62	}
62		63
63	void arch_post_mm_init(void)	64	void arch_post_mm_init(void)
64	{	65	{
65	if (config.cpu_active == 1) {	66	if (config.cpu_active == 1) {
66	fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline);	67	fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline);
67		68
68	/* Merge all zones to 1 big zone */	69	/* Merge all zones to 1 big zone */
69	zone_merge_all();	70	zone_merge_all();
70	}	71	}
71	}	72	}
72		73
73	void arch_pre_smp_init(void)	74	void arch_pre_smp_init(void)
74	{	75	{
75	memory_print_map();	76	memory_print_map();
76	}	77	}
77		78
78	void arch_post_smp_init(void)	79	void arch_post_smp_init(void)
79	{	80	{
80	}	81	}
81		82
82	void calibrate_delay_loop(void)	83	void calibrate_delay_loop(void)
83	{	84	{
84	}	85	}
85		86
86	void userspace(uspace_arg_t *kernel_uarg)	87	void userspace(uspace_arg_t *kernel_uarg)
87	{	88	{
88	userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry);	89	userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry);
89		90
90	/* Unreachable */	91	/* Unreachable */
91	for (;;)	92	for (;;)
92	;	93	;
93	}	94	}
-		95
-		96	/** Acquire console back for kernel
-		97	*
-		98	*/
-		99	void arch_grab_console(void)
-		100	{
-		101	}
-		102	/** Return console to userspace
-		103	*
-		104	*/
-		105	void arch_release_console(void)
-		106	{
-		107	}
94		108

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/ppc32/src/ppc32.c @ 1756 – Rev 1374 → 1474