WebSVN – HelenOS-historic – Diff – /kernel/trunk/arch/ia32/src/ia32.c


/*
 * Copyright (C) 2001-2004 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 <arch.h>
 
#include <arch/types.h>
#include <typedefs.h>
 
#include <arch/pm.h>
 
#include <arch/ega.h>
#include <arch/vesa.h>
#include <genarch/i8042/i8042.h>
#include <arch/i8254.h>
#include <arch/i8259.h>
 
#include <arch/context.h>
 
#include <config.h>
 
#include <arch/interrupt.h>
#include <arch/asm.h>
#include <genarch/acpi/acpi.h>
 
#include <arch/bios/bios.h>
 
#include <arch/mm/memory_init.h>
#include <interrupt.h>
#include <arch/debugger.h>
#include <proc/thread.h>
#include <syscall/syscall.h>
 
void arch_pre_mm_init(void)
{
    pm_init();
 
    if (config.cpu_active == 1) {
        bios_init();
        i8259_init();   /* PIC */
        i8254_init();   /* hard clock */
       
        exc_register(VECTOR_SYSCALL, "syscall", (iroutine) syscall);
       
        #ifdef CONFIG_SMP
        exc_register(VECTOR_TLB_SHOOTDOWN_IPI, "tlb_shootdown",
                 (iroutine) tlb_shootdown_ipi);
        #endif /* CONFIG_SMP */
    }
}
 
void arch_post_mm_init(void)
{
    if (config.cpu_active == 1) {
 
#ifdef CONFIG_FB
        if (vesa_present())
            vesa_init();
        else
#endif
            ega_init(); /* video */
       
       
        /* Enable debugger */
        debugger_init();
        /* Merge all memory zones to 1 big zone */
        zone_merge_all();
    }
}
 
void arch_pre_smp_init(void)
{
    if (config.cpu_active == 1) {
        memory_print_map();
       
        #ifdef CONFIG_SMP
        acpi_init();
        #endif /* CONFIG_SMP */
    }
}
 
void arch_post_smp_init(void)
{
    i8042_init();   /* keyboard controller */
}
 
void calibrate_delay_loop(void)
{
    i8254_calibrate_delay_loop();
    if (config.cpu_active == 1) {
        /*
         * This has to be done only on UP.
         * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked.
         */
        i8254_normal_operation();
    }
}
 
/** Set thread-local-storage pointer
 *
 * TLS pointer is set in GS register. That means, the GS contains
 * selector, and the descriptor->base is the correct address.
 */
__native sys_tls_set(__native addr)
{
    THREAD->arch.tls = addr;
    set_tls_desc(addr);
 
    return 0;
}
 

Rev 1287	Rev 1303
1	/*	1	/*
2	* Copyright (C) 2001-2004 Jakub Jermar	2	* Copyright (C) 2001-2004 Jakub Jermar
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		30
31	#include <arch/types.h>	31	#include <arch/types.h>
32	#include <typedefs.h>	32	#include <typedefs.h>
33		33
34	#include <arch/pm.h>	34	#include <arch/pm.h>
35		35
36	#include <arch/ega.h>	36	#include <arch/ega.h>
37	#include <arch/vesa.h>	37	#include <arch/vesa.h>
38	#include <genarch/i8042/i8042.h>	38	#include <genarch/i8042/i8042.h>
39	#include <arch/i8254.h>	39	#include <arch/i8254.h>
40	#include <arch/i8259.h>	40	#include <arch/i8259.h>
41		41
42	#include <arch/context.h>	42	#include <arch/context.h>
43		43
44	#include <config.h>	44	#include <config.h>
45		45
46	#include <arch/interrupt.h>	46	#include <arch/interrupt.h>
47	#include <arch/asm.h>	47	#include <arch/asm.h>
48	#include <genarch/acpi/acpi.h>	48	#include <genarch/acpi/acpi.h>
49		49
50	#include <arch/bios/bios.h>	50	#include <arch/bios/bios.h>
51		51
52	#include <arch/mm/memory_init.h>	52	#include <arch/mm/memory_init.h>
53	#include <interrupt.h>	53	#include <interrupt.h>
54	#include <arch/debugger.h>	54	#include <arch/debugger.h>
55	#include <proc/thread.h>	55	#include <proc/thread.h>
56	#include <syscall/syscall.h>	56	#include <syscall/syscall.h>
57		57
58	void arch_pre_mm_init(void)	58	void arch_pre_mm_init(void)
59	{	59	{
60	pm_init();	60	pm_init();
61		61
62	if (config.cpu_active == 1) {	62	if (config.cpu_active == 1) {
63	bios_init();	63	bios_init();
64	i8259_init(); /* PIC */	64	i8259_init(); /* PIC */
65	i8254_init(); /* hard clock */	65	i8254_init(); /* hard clock */
66		66
67	exc_register(VECTOR_SYSCALL, "syscall", (iroutine) syscall);	67	exc_register(VECTOR_SYSCALL, "syscall", (iroutine) syscall);
68		68
69	#ifdef CONFIG_SMP	69	#ifdef CONFIG_SMP
70	exc_register(VECTOR_TLB_SHOOTDOWN_IPI, "tlb_shootdown",	70	exc_register(VECTOR_TLB_SHOOTDOWN_IPI, "tlb_shootdown",
71	(iroutine) tlb_shootdown_ipi);	71	(iroutine) tlb_shootdown_ipi);
72	#endif /* CONFIG_SMP */	72	#endif /* CONFIG_SMP */
73	}	73	}
74	}	74	}
75		75
76	void arch_post_mm_init(void)	76	void arch_post_mm_init(void)
77	{	77	{
78	if (config.cpu_active == 1) {	78	if (config.cpu_active == 1) {
79		79
80	#ifdef CONFIG_FB	80	#ifdef CONFIG_FB
81	if (vesa_present()) vesa_init();	81	if (vesa_present())
-		82	vesa_init();
82	else	83	else
83	#endif	84	#endif
84	ega_init(); /* video */	85	ega_init(); /* video */
85		86
86		87
87	/* Enable debugger */	88	/* Enable debugger */
88	debugger_init();	89	debugger_init();
-		90	/* Merge all memory zones to 1 big zone */
-		91	zone_merge_all();
89	}	92	}
90	}	93	}
91		94
92	void arch_pre_smp_init(void)	95	void arch_pre_smp_init(void)
93	{	96	{
94	if (config.cpu_active == 1) {	97	if (config.cpu_active == 1) {
95	memory_print_map();	98	memory_print_map();
96		99
97	#ifdef CONFIG_SMP	100	#ifdef CONFIG_SMP
98	acpi_init();	101	acpi_init();
99	#endif /* CONFIG_SMP */	102	#endif /* CONFIG_SMP */
100	}	103	}
101	}	104	}
102		105
103	void arch_post_smp_init(void)	106	void arch_post_smp_init(void)
104	{	107	{
105	i8042_init(); /* keyboard controller */	108	i8042_init(); /* keyboard controller */
106	}	109	}
107		110
108	void calibrate_delay_loop(void)	111	void calibrate_delay_loop(void)
109	{	112	{
110	i8254_calibrate_delay_loop();	113	i8254_calibrate_delay_loop();
111	if (config.cpu_active == 1) {	114	if (config.cpu_active == 1) {
112	/*	115	/*
113	* This has to be done only on UP.	116	* This has to be done only on UP.
114	* On SMP, i8254 is not used for time keeping and its interrupt pin remains masked.	117	* On SMP, i8254 is not used for time keeping and its interrupt pin remains masked.
115	*/	118	*/
116	i8254_normal_operation();	119	i8254_normal_operation();
117	}	120	}
118	}	121	}
119		122
120	/** Set thread-local-storage pointer	123	/** Set thread-local-storage pointer
121	*	124	*
122	* TLS pointer is set in GS register. That means, the GS contains	125	* TLS pointer is set in GS register. That means, the GS contains
123	* selector, and the descriptor->base is the correct address.	126	* selector, and the descriptor->base is the correct address.
124	*/	127	*/
125	__native sys_tls_set(__native addr)	128	__native sys_tls_set(__native addr)
126	{	129	{
127	THREAD->arch.tls = addr;	130	THREAD->arch.tls = addr;
128	set_tls_desc(addr);	131	set_tls_desc(addr);
129		132
130	return 0;	133	return 0;
131	}	134	}
132		135

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/ia32/src/ia32.c @ 1472 – Rev 1287 → 1303