WebSVN – HelenOS – Diff – /trunk/kernel/arch/ppc64/src/ppc64.c


/*
 * Copyright (c) 2006 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 ppc64
 * @{
 */
/** @file
 */
 
#include <arch.h>
#include <arch/boot/boot.h>
 
#include <arch/interrupt.h>
#include <genarch/fb/fb.h>
#include <genarch/fb/visuals.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;
   
    uint32_t 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) {
        /* Initialize framebuffer */
        unsigned int visual;
       
        switch (bootinfo.screen.bpp) {
        case 8:
            visual = VISUAL_INDIRECT_8;
            break;
        case 16:
            visual = VISUAL_RGB_5_5_5;
            break;
        case 24:
            visual = VISUAL_RGB_8_8_8;
            break;
        case 32:
            visual = VISUAL_RGB_0_8_8_8;
            break;
        default:
            panic("Unsupported bits per pixel");
        }
        fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual);
       
   
        /* Merge all zones to 1 big zone */
        zone_merge_all();
    }
}
 
void arch_post_cpu_init(void)
{
}
 
void arch_pre_smp_init(void)
{
}
 
void arch_post_smp_init(void)
{
}
 
void calibrate_delay_loop(void)
{
}
 
void userspace(uspace_arg_t *kernel_uarg)
{
    userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, (uintptr_t) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (uintptr_t) 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)
{
}
 
void arch_reboot(void)
{
    // TODO
    while (1);
}
 
/** @}
 */
 

Rev 2723	Rev 2725
1	/*	1	/*
2	* Copyright (c) 2006 Martin Decky	2	* Copyright (c) 2006 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 ppc64	29	/** @addtogroup ppc64
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#include <arch.h>	35	#include <arch.h>
36	#include <arch/boot/boot.h>	36	#include <arch/boot/boot.h>
37	#include <arch/mm/memory_init.h>	-
38	#include <arch/interrupt.h>	37	#include <arch/interrupt.h>
39	#include <genarch/fb/fb.h>	38	#include <genarch/fb/fb.h>
40	#include <genarch/fb/visuals.h>	39	#include <genarch/fb/visuals.h>
41	#include <userspace.h>	40	#include <userspace.h>
42	#include <proc/uarg.h>	41	#include <proc/uarg.h>
43	#include <console/console.h>	42	#include <console/console.h>
44		43
45	bootinfo_t bootinfo;	44	bootinfo_t bootinfo;
46		45
47	void arch_pre_main(void)	46	void arch_pre_main(void)
48	{	47	{
49	/* Setup usermode */	48	/* Setup usermode */
50	init.cnt = bootinfo.taskmap.count;	49	init.cnt = bootinfo.taskmap.count;
51		50
52	uint32_t i;	51	uint32_t i;
53		52
54	for (i = 0; i < bootinfo.taskmap.count; i++) {	53	for (i = 0; i < bootinfo.taskmap.count; i++) {
55	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);	54	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);
56	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;	55	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;
57	}	56	}
58	}	57	}
59		58
60	void arch_pre_mm_init(void)	59	void arch_pre_mm_init(void)
61	{	60	{
62	/* Initialize dispatch table */	61	/* Initialize dispatch table */
63	interrupt_init();	62	interrupt_init();
64		63
65	/* Start decrementer */	64	/* Start decrementer */
66	start_decrementer();	65	start_decrementer();
67	}	66	}
68		67
69	void arch_post_mm_init(void)	68	void arch_post_mm_init(void)
70	{	69	{
71	if (config.cpu_active == 1) {	70	if (config.cpu_active == 1) {
72	/* Initialize framebuffer */	71	/* Initialize framebuffer */
73	unsigned int visual;	72	unsigned int visual;
74		73
75	switch (bootinfo.screen.bpp) {	74	switch (bootinfo.screen.bpp) {
76	case 8:	75	case 8:
77	visual = VISUAL_INDIRECT_8;	76	visual = VISUAL_INDIRECT_8;
78	break;	77	break;
79	case 16:	78	case 16:
80	visual = VISUAL_RGB_5_5_5;	79	visual = VISUAL_RGB_5_5_5;
81	break;	80	break;
82	case 24:	81	case 24:
83	visual = VISUAL_RGB_8_8_8;	82	visual = VISUAL_RGB_8_8_8;
84	break;	83	break;
85	case 32:	84	case 32:
86	visual = VISUAL_RGB_0_8_8_8;	85	visual = VISUAL_RGB_0_8_8_8;
87	break;	86	break;
88	default:	87	default:
89	panic("Unsupported bits per pixel");	88	panic("Unsupported bits per pixel");
90	}	89	}
91	fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual);	90	fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual);
92		91
93		92
94	/* Merge all zones to 1 big zone */	93	/* Merge all zones to 1 big zone */
95	zone_merge_all();	94	zone_merge_all();
96	}	95	}
97	}	96	}
98		97
99	void arch_post_cpu_init(void)	98	void arch_post_cpu_init(void)
100	{	99	{
101	}	100	}
102		101
103	void arch_pre_smp_init(void)	102	void arch_pre_smp_init(void)
104	{	103	{
105	}	104	}
106		105
107	void arch_post_smp_init(void)	106	void arch_post_smp_init(void)
108	{	107	{
109	}	108	}
110		109
111	void calibrate_delay_loop(void)	110	void calibrate_delay_loop(void)
112	{	111	{
113	}	112	}
114		113
115	void userspace(uspace_arg_t *kernel_uarg)	114	void userspace(uspace_arg_t *kernel_uarg)
116	{	115	{
117	userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, (uintptr_t) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (uintptr_t) kernel_uarg->uspace_entry);	116	userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, (uintptr_t) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (uintptr_t) kernel_uarg->uspace_entry);
118		117
119	/* Unreachable */	118	/* Unreachable */
120	for (;;)	119	for (;;)
121	;	120	;
122	}	121	}
123		122
124	/** Acquire console back for kernel	123	/** Acquire console back for kernel
125	*	124	*
126	*/	125	*/
127	void arch_grab_console(void)	126	void arch_grab_console(void)
128	{	127	{
129	}	128	}
130		129
131	/** Return console to userspace	130	/** Return console to userspace
132	*	131	*
133	*/	132	*/
134	void arch_release_console(void)	133	void arch_release_console(void)
135	{	134	{
136	}	135	}
137		136
138	void arch_reboot(void)	137	void arch_reboot(void)
139	{	138	{
140	// TODO	139	// TODO
141	while (1);	140	while (1);
142	}	141	}
143		142
144	/** @}	143	/** @}
145	*/	144	*/
146		145

Subversion Repositories HelenOS

(root)/trunk/kernel/arch/ppc64/src/ppc64.c – Rev 2723 → 2725