WebSVN – HelenOS – Diff – /trunk/boot/arch/mips32/loader/main.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 "main.h" 
#include <printf.h>
#include <align.h>
#include <macros.h>
#include "msim.h"
#include "asm.h"
#include "_components.h"
 
#define KERNEL_VIRTUAL_ADDRESS 0x80100000
 
char *release = STRING(RELEASE);
 
#ifdef REVISION
    char *revision = ", revision " STRING(REVISION);
#else
    char *revision = "";
#endif
 
#ifdef TIMESTAMP
    char *timestamp = "\nBuilt on " STRING(TIMESTAMP);
#else
    char *timestamp = "";
#endif
 
/** Print version information. */
static void version_print(void)
{
    printf("HelenOS MIPS32 Bootloader\nRelease %s%s%s\nCopyright (c) 2006 HelenOS project\n", release, revision, timestamp);
}
 
void bootstrap(void)
{
    version_print();
   
    component_t components[COMPONENTS];
    init_components(components);
   
    bootinfo_t bootinfo;
   
    printf("\nMemory statistics\n");
    printf(" kernel entry point at %L\n", KERNEL_VIRTUAL_ADDRESS);
    printf(" %L: boot info structure\n", &bootinfo);
   
    unsigned int i;
    for (i = 0; i < COMPONENTS; i++)
        printf(" %L: %s image (size %d bytes)\n", components[i].start, components[i].name, components[i].size);
   
    printf("\nCopying components\n");
   
    unsigned int top = 0;
    bootinfo.cnt = 0;
    for (i = 0; i < min(COMPONENTS, TASKMAP_MAX_RECORDS); i++) {
        printf(" %s...", components[i].name);
        top = ALIGN_UP(top, PAGE_SIZE);
        memcpy(((void *) KERNEL_VIRTUAL_ADDRESS) + top, components[i].start, components[i].size);
        if (i > 0) {
            bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_VIRTUAL_ADDRESS) + top;
            bootinfo.tasks[bootinfo.cnt].size = components[i].size;
            bootinfo.cnt++;
        }
        top += components[i].size;
        printf("done.\n");
    }
   
    unsigned int *cpumap = (unsigned int *) CPUMAP;
    bootinfo.cpumap = 0;
    for (i = 0; i < CPUMAP_MAX_RECORDS; i++) {
        if (cpumap[i] != 0)
            bootinfo.cpumap |= (1 << i);
    }
   
    printf("\nBooting the kernel...\n");
    jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, &bootinfo);
}
 

Rev 3883	Rev 3922
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 "main.h"	29	#include "main.h"
30	#include <printf.h>	30	#include <printf.h>
-		31	#include <align.h>
31	#include <macros.h>	32	#include <macros.h>
32	#include "msim.h"	33	#include "msim.h"
33	#include "asm.h"	34	#include "asm.h"
34	#include "_components.h"	35	#include "_components.h"
35		36
36	#define KERNEL_VIRTUAL_ADDRESS 0x80100000	37	#define KERNEL_VIRTUAL_ADDRESS 0x80100000
37		38
38	char *release = STRING(RELEASE);	39	char *release = STRING(RELEASE);
39		40
40	#ifdef REVISION	41	#ifdef REVISION
41	char *revision = ", revision " STRING(REVISION);	42	char *revision = ", revision " STRING(REVISION);
42	#else	43	#else
43	char *revision = "";	44	char *revision = "";
44	#endif	45	#endif
45		46
46	#ifdef TIMESTAMP	47	#ifdef TIMESTAMP
47	char *timestamp = "\nBuilt on " STRING(TIMESTAMP);	48	char *timestamp = "\nBuilt on " STRING(TIMESTAMP);
48	#else	49	#else
49	char *timestamp = "";	50	char *timestamp = "";
50	#endif	51	#endif
51		52
52	/** Print version information. */	53	/** Print version information. */
53	static void version_print(void)	54	static void version_print(void)
54	{	55	{
55	printf("HelenOS MIPS32 Bootloader\nRelease %s%s%s\nCopyright (c) 2006 HelenOS project\n", release, revision, timestamp);	56	printf("HelenOS MIPS32 Bootloader\nRelease %s%s%s\nCopyright (c) 2006 HelenOS project\n", release, revision, timestamp);
56	}	57	}
57		58
58	void bootstrap(void)	59	void bootstrap(void)
59	{	60	{
60	version_print();	61	version_print();
61		62
62	component_t components[COMPONENTS];	63	component_t components[COMPONENTS];
63	init_components(components);	64	init_components(components);
64		65
65	bootinfo_t bootinfo;	66	bootinfo_t bootinfo;
66		67
67	printf("\nMemory statistics\n");	68	printf("\nMemory statistics\n");
68	printf(" kernel entry point at %L\n", KERNEL_VIRTUAL_ADDRESS);	69	printf(" kernel entry point at %L\n", KERNEL_VIRTUAL_ADDRESS);
69	printf(" %L: boot info structure\n", &bootinfo);	70	printf(" %L: boot info structure\n", &bootinfo);
70		71
71	unsigned int i;	72	unsigned int i;
72	for (i = 0; i < COMPONENTS; i++)	73	for (i = 0; i < COMPONENTS; i++)
73	printf(" %L: %s image (size %d bytes)\n", components[i].start, components[i].name, components[i].size);	74	printf(" %L: %s image (size %d bytes)\n", components[i].start, components[i].name, components[i].size);
74		75
75	printf("\nCopying components\n");	76	printf("\nCopying components\n");
-		77
76	unsigned int top = 0;	78	unsigned int top = 0;
77	bootinfo.cnt = 0;	79	bootinfo.cnt = 0;
78	for (i = 0; i < COMPONENTS; i++) {	80	for (i = 0; i < min(COMPONENTS, TASKMAP_MAX_RECORDS); i++) {
79	printf(" %s...", components[i].name);	81	printf(" %s...", components[i].name);
80	top = ALIGN_UP(top, PAGE_SIZE);	82	top = ALIGN_UP(top, PAGE_SIZE);
81	memcpy(((void *) KERNEL_VIRTUAL_ADDRESS) + top, components[i].start, components[i].size);	83	memcpy(((void *) KERNEL_VIRTUAL_ADDRESS) + top, components[i].start, components[i].size);
82	if (i > 0) {	84	if (i > 0) {
83	bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_VIRTUAL_ADDRESS) + top;	85	bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_VIRTUAL_ADDRESS) + top;
84	bootinfo.tasks[bootinfo.cnt].size = components[i].size;	86	bootinfo.tasks[bootinfo.cnt].size = components[i].size;
85	bootinfo.cnt++;	87	bootinfo.cnt++;
86	}	88	}
87	top += components[i].size;	89	top += components[i].size;
88	printf("done.\n");	90	printf("done.\n");
89	}	91	}
90		92
-		93	unsigned int cpumap = (unsigned int ) CPUMAP;
-		94	bootinfo.cpumap = 0;
-		95	for (i = 0; i < CPUMAP_MAX_RECORDS; i++) {
-		96	if (cpumap[i] != 0)
-		97	bootinfo.cpumap \|= (1 << i);
-		98	}
-		99
91	printf("\nBooting the kernel...\n");	100	printf("\nBooting the kernel...\n");
92	jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, &bootinfo, sizeof(bootinfo));	101	jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, &bootinfo);
93	}	102	}
94		103

Subversion Repositories HelenOS

(root)/trunk/boot/arch/mips32/loader/main.c @ 2914 – Rev 3883 → 3922