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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 | /** @addtogroup ppc32 |
|
- | 30 | * @ingroup others |
|
- | 31 | * @{ |
|
- | 32 | */ |
|
- | 33 | /** @file |
|
- | 34 | */ |
|
- | 35 | ||
29 | #include <arch.h> |
36 | #include <arch.h> |
30 | #include <arch/boot/boot.h> |
37 | #include <arch/boot/boot.h> |
31 | #include <arch/drivers/cuda.h> |
38 | #include <arch/drivers/cuda.h> |
32 | #include <arch/mm/memory_init.h> |
39 | #include <arch/mm/memory_init.h> |
33 | #include <arch/interrupt.h> |
40 | #include <arch/interrupt.h> |
34 | #include <genarch/fb/fb.h> |
41 | #include <genarch/fb/fb.h> |
35 | #include <userspace.h> |
42 | #include <userspace.h> |
36 | #include <proc/uarg.h> |
43 | #include <proc/uarg.h> |
37 | #include <console/console.h> |
44 | #include <console/console.h> |
38 | #include <arch/drivers/pic.h> |
45 | #include <arch/drivers/pic.h> |
39 | 46 | ||
40 | bootinfo_t bootinfo; |
47 | bootinfo_t bootinfo; |
41 | 48 | ||
42 | void arch_pre_main(void) |
49 | void arch_pre_main(void) |
43 | { |
50 | { |
44 | /* Setup usermode */ |
51 | /* Setup usermode */ |
45 | init.cnt = bootinfo.taskmap.count; |
52 | init.cnt = bootinfo.taskmap.count; |
46 | 53 | ||
47 | __u32 i; |
54 | __u32 i; |
48 | 55 | ||
49 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
56 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
50 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
57 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
51 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
58 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
52 | } |
59 | } |
53 | } |
60 | } |
54 | 61 | ||
55 | void arch_pre_mm_init(void) |
62 | void arch_pre_mm_init(void) |
56 | { |
63 | { |
57 | /* Initialize dispatch table */ |
64 | /* Initialize dispatch table */ |
58 | interrupt_init(); |
65 | interrupt_init(); |
59 | 66 | ||
60 | /* Start decrementer */ |
67 | /* Start decrementer */ |
61 | start_decrementer(); |
68 | start_decrementer(); |
62 | } |
69 | } |
63 | 70 | ||
64 | void arch_post_mm_init(void) |
71 | void arch_post_mm_init(void) |
65 | { |
72 | { |
66 | if (config.cpu_active == 1) { |
73 | if (config.cpu_active == 1) { |
67 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline); |
74 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline); |
68 | 75 | ||
69 | /* Initialize PIC */ |
76 | /* Initialize PIC */ |
70 | pic_init(); |
77 | pic_init(); |
71 | 78 | ||
72 | cuda_init(bootinfo.keyboard.addr, bootinfo.keyboard.size); |
79 | cuda_init(bootinfo.keyboard.addr, bootinfo.keyboard.size); |
73 | 80 | ||
74 | /* Merge all zones to 1 big zone */ |
81 | /* Merge all zones to 1 big zone */ |
75 | zone_merge_all(); |
82 | zone_merge_all(); |
76 | } |
83 | } |
77 | } |
84 | } |
78 | 85 | ||
79 | void arch_pre_smp_init(void) |
86 | void arch_pre_smp_init(void) |
80 | { |
87 | { |
81 | memory_print_map(); |
88 | memory_print_map(); |
82 | } |
89 | } |
83 | 90 | ||
84 | void arch_post_smp_init(void) |
91 | void arch_post_smp_init(void) |
85 | { |
92 | { |
86 | } |
93 | } |
87 | 94 | ||
88 | void calibrate_delay_loop(void) |
95 | void calibrate_delay_loop(void) |
89 | { |
96 | { |
90 | } |
97 | } |
91 | 98 | ||
92 | void userspace(uspace_arg_t *kernel_uarg) |
99 | void userspace(uspace_arg_t *kernel_uarg) |
93 | { |
100 | { |
94 | userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry); |
101 | userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry); |
95 | 102 | ||
96 | /* Unreachable */ |
103 | /* Unreachable */ |
97 | for (;;) |
104 | for (;;) |
98 | ; |
105 | ; |
99 | } |
106 | } |
100 | 107 | ||
101 | /** Acquire console back for kernel |
108 | /** Acquire console back for kernel |
102 | * |
109 | * |
103 | */ |
110 | */ |
104 | void arch_grab_console(void) |
111 | void arch_grab_console(void) |
105 | { |
112 | { |
106 | } |
113 | } |
107 | /** Return console to userspace |
114 | /** Return console to userspace |
108 | * |
115 | * |
109 | */ |
116 | */ |
110 | void arch_release_console(void) |
117 | void arch_release_console(void) |
111 | { |
118 | { |
112 | } |
119 | } |
- | 120 | ||
- | 121 | /** @} |
|
- | 122 | */ |
|
- | 123 | ||
113 | 124 |