WebSVN – HelenOS – Diff – /trunk/boot/arch/sparc64/loader/main.c


/*
 * Copyright (C) 2005 Martin Decky
 * Copyright (C) 2006 Jakub Jermar
 * 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 "asm.h"
#include "_components.h"
#include <balloc.h>
#include <ofw.h>
#include <ofw_tree.h>
#include "ofwarch.h"
#include <align.h>
 
bootinfo_t bootinfo;
component_t components[COMPONENTS];
 
char *release = RELEASE;
 
#ifdef REVISION
    char *revision = ", revision " REVISION;
#else
    char *revision = "";
#endif
 
#ifdef TIMESTAMP
    char *timestamp = "\nBuilt on " TIMESTAMP;
#else
    char *timestamp = "";
#endif
 
/** Print version information. */
static void version_print(void)
{
    printf("HelenOS SPARC64 Bootloader\nRelease %s%s%s\nCopyright (C) 2006 HelenOS project\n", release, revision, timestamp);
}
 
void bootstrap(void)
{
    version_print();
   
    init_components(components);
 
    if (!ofw_get_physmem_start(&bootinfo.physmem_start)) {
        printf("Error: unable to get start of physical memory.\n");
        halt();
    }
 
    if (!ofw_memmap(&bootinfo.memmap)) {
        printf("Error: unable to get memory map, halting.\n");
        halt();
    }
   
    if (bootinfo.memmap.total == 0) {
        printf("Error: no memory detected, halting.\n");
        halt();
    }
   
    printf("\nSystem info\n");
    printf(" memory: %dM starting at %P\n",
        bootinfo.memmap.total >> 20, bootinfo.physmem_start);
 
    printf("\nMemory statistics\n");
    printf(" kernel entry point at %P\n", KERNEL_VIRTUAL_ADDRESS);
    printf(" %P: boot info structure\n", &bootinfo);
   
    unsigned int i;
    for (i = 0; i < COMPONENTS; i++)
        printf(" %P: %s image (size %d bytes)\n", components[i].start,
            components[i].name, components[i].size);
 
    void * base = (void *) KERNEL_VIRTUAL_ADDRESS;
    unsigned int top = 0;
 
    printf("\nCopying components\n");
    bootinfo.taskmap.count = 0;
    for (i = 0; i < COMPONENTS; i++) {
        printf(" %s...", components[i].name);
        top = ALIGN_UP(top, PAGE_SIZE);
        memcpy(base + top, components[i].start, components[i].size);
        if (i > 0) {
            bootinfo.taskmap.tasks[bootinfo.taskmap.count].addr = base + top;
            bootinfo.taskmap.tasks[bootinfo.taskmap.count].size = components[i].size;
            bootinfo.taskmap.count++;
        }
        top += components[i].size;
        printf("done.\n");
    }
 
    balloc_init(&bootinfo.ballocs, ALIGN_UP(((uintptr_t) base) + top, PAGE_SIZE));
 
    printf("\nCanonizing OpenFirmware device tree...");
    bootinfo.ofw_root = ofw_tree_build();
    printf("done.\n");
 
#ifdef CONFIG_SMP
    printf("\nChecking for secondary processors...");
    if (!ofw_cpu())
        printf("Error: unable to get CPU properties\n");
    printf("done.\n");
#endif
 
    printf("\nBooting the kernel...\n");
    jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS,
        bootinfo.physmem_start | BSP_PROCESSOR, &bootinfo, sizeof(bootinfo));
}
 

Rev 1979	Rev 1997
1	/*	1	/*
2	* Copyright (C) 2005 Martin Decky	2	* Copyright (C) 2005 Martin Decky
3	* Copyright (C) 2006 Jakub Jermar	3	* Copyright (C) 2006 Jakub Jermar
4	* All rights reserved.	4	* All rights reserved.
5	*	5	*
6	* Redistribution and use in source and binary forms, with or without	6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions	7	* modification, are permitted provided that the following conditions
8	* are met:	8	* are met:
9	*	9	*
10	* - Redistributions of source code must retain the above copyright	10	* - Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.	11	* notice, this list of conditions and the following disclaimer.
12	* - Redistributions in binary form must reproduce the above copyright	12	* - Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the	13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.	14	* documentation and/or other materials provided with the distribution.
15	* - The name of the author may not be used to endorse or promote products	15	* - The name of the author may not be used to endorse or promote products
16	* derived from this software without specific prior written permission.	16	* derived from this software without specific prior written permission.
17	*	17	*
18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28	*/	28	*/
29		29
30	#include "main.h"	30	#include "main.h"
31	#include <printf.h>	31	#include <printf.h>
32	#include "asm.h"	32	#include "asm.h"
33	#include "_components.h"	33	#include "_components.h"
34	#include <balloc.h>	34	#include <balloc.h>
35	#include <ofw.h>	35	#include <ofw.h>
36	#include <ofw_tree.h>	36	#include <ofw_tree.h>
37	#include "ofwarch.h"	37	#include "ofwarch.h"
38	#include <align.h>	38	#include <align.h>
39		39
40	bootinfo_t bootinfo;	40	bootinfo_t bootinfo;
41	component_t components[COMPONENTS];	41	component_t components[COMPONENTS];
42		42
-		43	char *release = RELEASE;
-		44
-		45	#ifdef REVISION
-		46	char *revision = ", revision " REVISION;
-		47	#else
-		48	char *revision = "";
-		49	#endif
-		50
-		51	#ifdef TIMESTAMP
-		52	char *timestamp = "\nBuilt on " TIMESTAMP;
-		53	#else
-		54	char *timestamp = "";
-		55	#endif
-		56
-		57	/** Print version information. */
-		58	static void version_print(void)
-		59	{
-		60	printf("HelenOS SPARC64 Bootloader\nRelease %s%s%s\nCopyright (C) 2006 HelenOS project\n", release, revision, timestamp);
-		61	}
-		62
43	void bootstrap(void)	63	void bootstrap(void)
44	{	64	{
45	printf("HelenOS SPARC64 Bootloader\n");	65	version_print();
46		66
47	init_components(components);	67	init_components(components);
48		68
49	if (!ofw_get_physmem_start(&bootinfo.physmem_start)) {	69	if (!ofw_get_physmem_start(&bootinfo.physmem_start)) {
50	printf("Error: unable to get start of physical memory.\n");	70	printf("Error: unable to get start of physical memory.\n");
51	halt();	71	halt();
52	}	72	}
53		73
54	if (!ofw_memmap(&bootinfo.memmap)) {	74	if (!ofw_memmap(&bootinfo.memmap)) {
55	printf("Error: unable to get memory map, halting.\n");	75	printf("Error: unable to get memory map, halting.\n");
56	halt();	76	halt();
57	}	77	}
58		78
59	if (bootinfo.memmap.total == 0) {	79	if (bootinfo.memmap.total == 0) {
60	printf("Error: no memory detected, halting.\n");	80	printf("Error: no memory detected, halting.\n");
61	halt();	81	halt();
62	}	82	}
63		83
64	printf("\nSystem info\n");	84	printf("\nSystem info\n");
65	printf(" memory: %dM starting at %P\n",	85	printf(" memory: %dM starting at %P\n",
66	bootinfo.memmap.total >> 20, bootinfo.physmem_start);	86	bootinfo.memmap.total >> 20, bootinfo.physmem_start);
67		87
68	printf("\nMemory statistics\n");	88	printf("\nMemory statistics\n");
69	printf(" kernel entry point at %P\n", KERNEL_VIRTUAL_ADDRESS);	89	printf(" kernel entry point at %P\n", KERNEL_VIRTUAL_ADDRESS);
70	printf(" %P: boot info structure\n", &bootinfo);	90	printf(" %P: boot info structure\n", &bootinfo);
71		91
72	unsigned int i;	92	unsigned int i;
73	for (i = 0; i < COMPONENTS; i++)	93	for (i = 0; i < COMPONENTS; i++)
74	printf(" %P: %s image (size %d bytes)\n", components[i].start,	94	printf(" %P: %s image (size %d bytes)\n", components[i].start,
75	components[i].name, components[i].size);	95	components[i].name, components[i].size);
76		96
77	void * base = (void *) KERNEL_VIRTUAL_ADDRESS;	97	void * base = (void *) KERNEL_VIRTUAL_ADDRESS;
78	unsigned int top = 0;	98	unsigned int top = 0;
79		99
80	printf("\nCopying components\n");	100	printf("\nCopying components\n");
81	bootinfo.taskmap.count = 0;	101	bootinfo.taskmap.count = 0;
82	for (i = 0; i < COMPONENTS; i++) {	102	for (i = 0; i < COMPONENTS; i++) {
83	printf(" %s...", components[i].name);	103	printf(" %s...", components[i].name);
84	top = ALIGN_UP(top, PAGE_SIZE);	104	top = ALIGN_UP(top, PAGE_SIZE);
85	memcpy(base + top, components[i].start, components[i].size);	105	memcpy(base + top, components[i].start, components[i].size);
86	if (i > 0) {	106	if (i > 0) {
87	bootinfo.taskmap.tasks[bootinfo.taskmap.count].addr = base + top;	107	bootinfo.taskmap.tasks[bootinfo.taskmap.count].addr = base + top;
88	bootinfo.taskmap.tasks[bootinfo.taskmap.count].size = components[i].size;	108	bootinfo.taskmap.tasks[bootinfo.taskmap.count].size = components[i].size;
89	bootinfo.taskmap.count++;	109	bootinfo.taskmap.count++;
90	}	110	}
91	top += components[i].size;	111	top += components[i].size;
92	printf("done.\n");	112	printf("done.\n");
93	}	113	}
94		114
95	balloc_init(&bootinfo.ballocs, ALIGN_UP(((uintptr_t) base) + top, PAGE_SIZE));	115	balloc_init(&bootinfo.ballocs, ALIGN_UP(((uintptr_t) base) + top, PAGE_SIZE));
96		116
97	printf("\nCanonizing OpenFirmware device tree...");	117	printf("\nCanonizing OpenFirmware device tree...");
98	bootinfo.ofw_root = ofw_tree_build();	118	bootinfo.ofw_root = ofw_tree_build();
99	printf("done.\n");	119	printf("done.\n");
100		120
101	#ifdef CONFIG_SMP	121	#ifdef CONFIG_SMP
102	printf("\nChecking for secondary processors...");	122	printf("\nChecking for secondary processors...");
103	if (!ofw_cpu())	123	if (!ofw_cpu())
104	printf("Error: unable to get CPU properties\n");	124	printf("Error: unable to get CPU properties\n");
105	printf("done.\n");	125	printf("done.\n");
106	#endif	126	#endif
107		127
108	printf("\nBooting the kernel...\n");	128	printf("\nBooting the kernel...\n");
109	jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS,	129	jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS,
110	bootinfo.physmem_start \| BSP_PROCESSOR, &bootinfo, sizeof(bootinfo));	130	bootinfo.physmem_start \| BSP_PROCESSOR, &bootinfo, sizeof(bootinfo));
111	}	131	}
112		132

Subversion Repositories HelenOS

(root)/trunk/boot/arch/sparc64/loader/main.c – Rev 1979 → 1997