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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 | #include <arch.h> |
29 | #include <arch.h> |
30 | #include <arch/boot/boot.h> |
30 | #include <arch/boot/boot.h> |
31 | #include <arch/console.h> |
31 | #include <arch/console.h> |
32 | #include <arch/drivers/cuda.h> |
32 | #include <arch/drivers/cuda.h> |
33 | #include <arch/mm/memory_init.h> |
33 | #include <arch/mm/memory_init.h> |
34 | #include <arch/interrupt.h> |
34 | #include <arch/interrupt.h> |
35 | #include <userspace.h> |
35 | #include <userspace.h> |
36 | #include <proc/uarg.h> |
36 | #include <proc/uarg.h> |
37 | 37 | ||
38 | bootinfo_t bootinfo; |
38 | bootinfo_t bootinfo; |
39 | 39 | ||
- | 40 | void arch_pre_main(void) |
|
- | 41 | { |
|
- | 42 | /* Setup usermode */ |
|
- | 43 | init.cnt = 1; |
|
- | 44 | init.tasks[0].addr = PA2KA(bootinfo.init.addr); |
|
- | 45 | init.tasks[0].size = bootinfo.init.size; |
|
- | 46 | } |
|
- | 47 | ||
40 | void arch_pre_mm_init(void) |
48 | void arch_pre_mm_init(void) |
41 | { |
49 | { |
42 | /* Initialize dispatch table */ |
50 | /* Initialize dispatch table */ |
43 | interrupt_init(); |
51 | interrupt_init(); |
44 | 52 | ||
45 | /* Start decrementer */ |
53 | /* Start decrementer */ |
46 | start_decrementer(); |
54 | start_decrementer(); |
47 | 55 | ||
48 | ppc32_console_init(); |
56 | ppc32_console_init(); |
49 | cuda_init(); |
57 | cuda_init(); |
50 | - | ||
51 | /* Setup usermode */ |
- | |
52 | init.cnt = 1; |
- | |
53 | init.tasks[0].addr = PA2KA(bootinfo.init.addr); |
- | |
54 | init.tasks[0].size = bootinfo.init.size; |
- | |
55 | } |
58 | } |
56 | 59 | ||
57 | void arch_post_mm_init(void) |
60 | void arch_post_mm_init(void) |
58 | { |
61 | { |
59 | } |
62 | } |
60 | 63 | ||
61 | void arch_pre_smp_init(void) |
64 | void arch_pre_smp_init(void) |
62 | { |
65 | { |
63 | memory_print_map(); |
66 | memory_print_map(); |
64 | } |
67 | } |
65 | 68 | ||
66 | void arch_post_smp_init(void) |
69 | void arch_post_smp_init(void) |
67 | { |
70 | { |
68 | } |
71 | } |
69 | 72 | ||
70 | void calibrate_delay_loop(void) |
73 | void calibrate_delay_loop(void) |
71 | { |
74 | { |
72 | } |
75 | } |
73 | 76 | ||
74 | void userspace(uspace_arg_t *kernel_uarg) |
77 | void userspace(uspace_arg_t *kernel_uarg) |
75 | { |
78 | { |
76 | userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack, (__address) kernel_uarg->uspace_entry); |
79 | userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack, (__address) kernel_uarg->uspace_entry); |
77 | 80 | ||
78 | /* Unreachable */ |
81 | /* Unreachable */ |
79 | for (;;) |
82 | for (;;) |
80 | ; |
83 | ; |
81 | } |
84 | } |
82 | 85 |