Subversion Repositories HelenOS

Rev

Rev 3431 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3431 Rev 4377
Line 1... Line 1...
1
/*
1
/*
2
 * Copyright (c) 2001-2004 Jakub Jermar
2
 * Copyright (c) 2001-2004 Jakub Jermar
-
 
3
 * Copyright (c) 2009 Jiri Svoboda
-
 
4
 * Copyright (c) 2009 Martin Decky
3
 * All rights reserved.
5
 * All rights reserved.
4
 *
6
 *
5
 * Redistribution and use in source and binary forms, with or without
7
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
8
 * modification, are permitted provided that the following conditions
7
 * are met:
9
 * are met:
Line 36... Line 38...
36
 
38
 
37
#include <arch/types.h>
39
#include <arch/types.h>
38
 
40
 
39
#include <arch/pm.h>
41
#include <arch/pm.h>
40
 
42
 
-
 
43
#include <genarch/multiboot/multiboot.h>
-
 
44
#include <genarch/drivers/legacy/ia32/io.h>
41
#include <arch/drivers/ega.h>
45
#include <genarch/drivers/ega/ega.h>
42
#include <arch/drivers/vesa.h>
46
#include <arch/drivers/vesa.h>
-
 
47
#include <genarch/drivers/i8042/i8042.h>
43
#include <genarch/kbd/i8042.h>
48
#include <genarch/kbrd/kbrd.h>
44
#include <arch/drivers/i8254.h>
49
#include <arch/drivers/i8254.h>
45
#include <arch/drivers/i8259.h>
50
#include <arch/drivers/i8259.h>
46
 
51
 
47
#include <arch/context.h>
52
#include <arch/context.h>
48
 
53
 
Line 59... Line 64...
59
#include <arch/debugger.h>
64
#include <arch/debugger.h>
60
#include <arch/breakpoint.h>
65
#include <arch/breakpoint.h>
61
#include <proc/thread.h>
66
#include <proc/thread.h>
62
#include <syscall/syscall.h>
67
#include <syscall/syscall.h>
63
#include <console/console.h>
68
#include <console/console.h>
64
#include <ddi/device.h>
69
#include <sysinfo/sysinfo.h>
-
 
70
#include <arch/boot/boot.h>
65
 
71
 
66
#ifdef CONFIG_SMP
72
#ifdef CONFIG_SMP
67
#include <arch/smp/apic.h>
73
#include <arch/smp/apic.h>
68
#endif
74
#endif
69
 
75
 
-
 
76
/** Perform ia32-specific initialization before main_bsp() is called.
-
 
77
 *
-
 
78
 * @param signature Should contain the multiboot signature.
-
 
79
 * @param mi        Pointer to the multiboot information structure.
-
 
80
 */
-
 
81
void arch_pre_main(uint32_t signature, const multiboot_info_t *mi)
-
 
82
{
-
 
83
    /* Parse multiboot information obtained from the bootloader. */
-
 
84
    multiboot_info_parse(signature, mi);
-
 
85
   
-
 
86
#ifdef CONFIG_SMP
-
 
87
    /* Copy AP bootstrap routines below 1 MB. */
-
 
88
    memcpy((void *) AP_BOOT_OFFSET, (void *) BOOT_OFFSET,
-
 
89
        (size_t) &_hardcoded_unmapped_size);
-
 
90
#endif
-
 
91
}
-
 
92
 
70
void arch_pre_mm_init(void)
93
void arch_pre_mm_init(void)
71
{
94
{
72
    pm_init();
95
    pm_init();
73
 
96
 
74
    if (config.cpu_active == 1) {
97
    if (config.cpu_active == 1) {
Line 86... Line 109...
86
        /* Initialize IRQ routing */
109
        /* Initialize IRQ routing */
87
        irq_init(IRQ_COUNT, IRQ_COUNT);
110
        irq_init(IRQ_COUNT, IRQ_COUNT);
88
       
111
       
89
        /* hard clock */
112
        /* hard clock */
90
        i8254_init();
113
        i8254_init();
91
 
114
       
92
#ifdef CONFIG_FB
115
#ifdef CONFIG_FB
93
        if (vesa_present())
116
        if (vesa_present())
94
            vesa_init();
117
            vesa_init();
95
        else
118
        else
96
#endif
119
#endif
-
 
120
#ifdef CONFIG_EGA
97
            ega_init(); /* video */
121
            ega_init(EGA_BASE, EGA_VIDEORAM);  /* video */
-
 
122
#else
-
 
123
            {}
-
 
124
#endif
98
       
125
       
99
        /* Enable debugger */
126
        /* Enable debugger */
100
        debugger_init();
127
        debugger_init();
101
 
128
 
102
#ifdef CONFIG_UDEBUG
129
#ifdef CONFIG_UDEBUG
Line 127... Line 154...
127
    }
154
    }
128
}
155
}
129
 
156
 
130
void arch_post_smp_init(void)
157
void arch_post_smp_init(void)
131
{
158
{
-
 
159
#ifdef CONFIG_PC_KBD
-
 
160
    /*
-
 
161
     * Initialize the i8042 controller. Then initialize the keyboard
-
 
162
     * module and connect it to i8042. Enable keyboard interrupts.
-
 
163
     */
-
 
164
    i8042_instance_t *i8042_instance = i8042_init((i8042_t *) I8042_BASE, IRQ_KBD);
-
 
165
    if (i8042_instance) {
132
    devno_t kbd = device_assign_devno();
166
        kbrd_instance_t *kbrd_instance = kbrd_init();
-
 
167
        if (kbrd_instance) {
133
    devno_t mouse = device_assign_devno();
168
            indev_t *sink = stdin_wire();
-
 
169
            indev_t *kbrd = kbrd_wire(kbrd_instance, sink);
-
 
170
            i8042_wire(i8042_instance, kbrd);
-
 
171
            trap_virtual_enable_irqs(1 << IRQ_KBD);
-
 
172
        }
-
 
173
    }
-
 
174
   
-
 
175
    /*
-
 
176
     * This is the necessary evil until the userspace driver is entirely
134
    /* keyboard controller */
177
     * self-sufficient.
-
 
178
     */
-
 
179
    sysinfo_set_item_val("kbd", NULL, true);
135
    i8042_init(kbd, IRQ_KBD, mouse, IRQ_MOUSE);
180
    sysinfo_set_item_val("kbd.inr", NULL, IRQ_KBD);
-
 
181
    sysinfo_set_item_val("kbd.address.physical", NULL,
-
 
182
        (uintptr_t) I8042_BASE);
-
 
183
    sysinfo_set_item_val("kbd.address.kernel", NULL,
-
 
184
        (uintptr_t) I8042_BASE);
-
 
185
#endif
136
}
186
}
137
 
187
 
138
void calibrate_delay_loop(void)
188
void calibrate_delay_loop(void)
139
{
189
{
140
    i8254_calibrate_delay_loop();
190
    i8254_calibrate_delay_loop();
Line 163... Line 213...
163
/** Acquire console back for kernel
213
/** Acquire console back for kernel
164
 *
214
 *
165
 */
215
 */
166
void arch_grab_console(void)
216
void arch_grab_console(void)
167
{
217
{
-
 
218
#ifdef CONFIG_FB
-
 
219
    if (vesa_present())
168
    i8042_grab();
220
        vesa_redraw();
-
 
221
    else
-
 
222
#endif
-
 
223
#ifdef CONFIG_EGA
-
 
224
        ega_redraw();
-
 
225
#else
-
 
226
        {}
-
 
227
#endif
169
}
228
}
-
 
229
 
170
/** Return console to userspace
230
/** Return console to userspace
171
 *
231
 *
172
 */
232
 */
173
void arch_release_console(void)
233
void arch_release_console(void)
174
{
234
{
-
 
235
}
-
 
236
 
-
 
237
/** Construct function pointer
-
 
238
 *
-
 
239
 * @param fptr   function pointer structure
-
 
240
 * @param addr   function address
-
 
241
 * @param caller calling function address
-
 
242
 *
-
 
243
 * @return address of the function pointer
-
 
244
 *
-
 
245
 */
-
 
246
void *arch_construct_function(fncptr_t *fptr, void *addr, void *caller)
-
 
247
{
175
    i8042_release();
248
    return addr;
-
 
249
}
-
 
250
 
-
 
251
void arch_reboot(void)
-
 
252
{
-
 
253
#ifdef CONFIG_PC_KBD
-
 
254
    i8042_cpu_reset((i8042_t *) I8042_BASE);
-
 
255
#endif
176
}
256
}
177
 
257
 
178
/** @}
258
/** @}
179
 */
259
 */