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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 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 | /** @addtogroup sparc64 |
29 | /** @addtogroup sparc64 |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #include <arch.h> |
35 | #include <arch.h> |
36 | #include <debug.h> |
36 | #include <debug.h> |
37 | #include <config.h> |
37 | #include <config.h> |
38 | #include <arch/trap/trap.h> |
38 | #include <arch/trap/trap.h> |
39 | #include <arch/console.h> |
39 | #include <arch/console.h> |
40 | #include <arch/drivers/tick.h> |
40 | #include <arch/drivers/tick.h> |
41 | #include <proc/thread.h> |
41 | #include <proc/thread.h> |
42 | #include <console/console.h> |
42 | #include <console/console.h> |
43 | #include <arch/boot/boot.h> |
43 | #include <arch/boot/boot.h> |
44 | #include <arch/arch.h> |
44 | #include <arch/arch.h> |
45 | #include <arch/mm/page.h> |
45 | #include <arch/mm/page.h> |
46 | #include <arch/stack.h> |
46 | #include <arch/stack.h> |
47 | #include <userspace.h> |
47 | #include <userspace.h> |
48 | 48 | ||
49 | bootinfo_t bootinfo; |
49 | bootinfo_t bootinfo; |
50 | 50 | ||
- | 51 | void arch_pre_main(void) |
|
- | 52 | { |
|
- | 53 | /* Setup usermode */ |
|
- | 54 | init.cnt = bootinfo.taskmap.count; |
|
- | 55 | ||
- | 56 | uint32_t i; |
|
- | 57 | ||
- | 58 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
|
- | 59 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
|
- | 60 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
|
- | 61 | } |
|
- | 62 | } |
|
- | 63 | ||
51 | void arch_pre_mm_init(void) |
64 | void arch_pre_mm_init(void) |
52 | { |
65 | { |
53 | trap_init(); |
66 | trap_init(); |
54 | tick_init(); |
67 | tick_init(); |
55 | } |
68 | } |
56 | 69 | ||
57 | void arch_post_mm_init(void) |
70 | void arch_post_mm_init(void) |
58 | { |
71 | { |
59 | standalone_sparc64_console_init(); |
72 | standalone_sparc64_console_init(); |
60 | } |
73 | } |
61 | 74 | ||
62 | void arch_pre_smp_init(void) |
75 | void arch_pre_smp_init(void) |
63 | { |
76 | { |
64 | } |
77 | } |
65 | 78 | ||
66 | void arch_post_smp_init(void) |
79 | void arch_post_smp_init(void) |
67 | { |
80 | { |
68 | thread_t *t; |
81 | thread_t *t; |
69 | 82 | ||
70 | /* |
83 | /* |
71 | * Create thread that polls keyboard. |
84 | * Create thread that polls keyboard. |
72 | */ |
85 | */ |
73 | t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll"); |
86 | t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll"); |
74 | if (!t) |
87 | if (!t) |
75 | panic("cannot create kkbdpoll\n"); |
88 | panic("cannot create kkbdpoll\n"); |
76 | thread_ready(t); |
89 | thread_ready(t); |
77 | } |
90 | } |
78 | 91 | ||
79 | void calibrate_delay_loop(void) |
92 | void calibrate_delay_loop(void) |
80 | { |
93 | { |
81 | } |
94 | } |
82 | 95 | ||
83 | /** Acquire console back for kernel |
96 | /** Acquire console back for kernel |
84 | * |
97 | * |
85 | */ |
98 | */ |
86 | void arch_grab_console(void) |
99 | void arch_grab_console(void) |
87 | { |
100 | { |
88 | } |
101 | } |
89 | /** Return console to userspace |
102 | /** Return console to userspace |
90 | * |
103 | * |
91 | */ |
104 | */ |
92 | void arch_release_console(void) |
105 | void arch_release_console(void) |
93 | { |
106 | { |
94 | } |
107 | } |
95 | 108 | ||
96 | /** Switch to userspace. */ |
109 | /** Switch to userspace. */ |
97 | void userspace(uspace_arg_t *kernel_uarg) |
110 | void userspace(uspace_arg_t *kernel_uarg) |
98 | { |
111 | { |
99 | switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry, |
112 | switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry, |
100 | ((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE |
113 | ((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE |
101 | - (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS)); |
114 | - (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS), |
- | 115 | (uintptr_t) kernel_uarg->uspace_uarg); |
|
102 | 116 | ||
103 | for (;;) |
117 | for (;;) |
104 | ; |
118 | ; |
105 | /* not reached */ |
119 | /* not reached */ |
106 | } |
120 | } |
107 | 121 | ||
108 | /** @} |
122 | /** @} |
109 | */ |
123 | */ |
110 | 124 |