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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Martin Decky |
2 | * Copyright (c) 2006 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 ppc64 |
29 | /** @addtogroup ppc64 |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #include <arch.h> |
35 | #include <arch.h> |
36 | #include <arch/boot/boot.h> |
36 | #include <arch/boot/boot.h> |
37 | #include <arch/mm/memory_init.h> |
37 | #include <arch/mm/memory_init.h> |
38 | #include <arch/interrupt.h> |
38 | #include <arch/interrupt.h> |
39 | #include <genarch/fb/fb.h> |
39 | #include <genarch/fb/fb.h> |
40 | #include <genarch/fb/visuals.h> |
40 | #include <genarch/fb/visuals.h> |
41 | #include <userspace.h> |
41 | #include <userspace.h> |
42 | #include <proc/uarg.h> |
42 | #include <proc/uarg.h> |
43 | #include <console/console.h> |
43 | #include <console/console.h> |
44 | 44 | ||
45 | bootinfo_t bootinfo; |
45 | bootinfo_t bootinfo; |
46 | 46 | ||
47 | void arch_pre_main(void) |
47 | void arch_pre_main(void) |
48 | { |
48 | { |
49 | /* Setup usermode */ |
49 | /* Setup usermode */ |
50 | init.cnt = bootinfo.taskmap.count; |
50 | init.cnt = bootinfo.taskmap.count; |
51 | 51 | ||
52 | uint32_t i; |
52 | uint32_t i; |
53 | 53 | ||
54 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
54 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
55 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
55 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
56 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
56 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
57 | } |
57 | } |
58 | } |
58 | } |
59 | 59 | ||
60 | void arch_pre_mm_init(void) |
60 | void arch_pre_mm_init(void) |
61 | { |
61 | { |
62 | /* Initialize dispatch table */ |
62 | /* Initialize dispatch table */ |
63 | interrupt_init(); |
63 | interrupt_init(); |
64 | 64 | ||
65 | /* Start decrementer */ |
65 | /* Start decrementer */ |
66 | start_decrementer(); |
66 | start_decrementer(); |
67 | } |
67 | } |
68 | 68 | ||
69 | void arch_post_mm_init(void) |
69 | void arch_post_mm_init(void) |
70 | { |
70 | { |
71 | if (config.cpu_active == 1) { |
71 | if (config.cpu_active == 1) { |
72 | /* Initialize framebuffer */ |
72 | /* Initialize framebuffer */ |
73 | unsigned int visual; |
73 | unsigned int visual; |
74 | 74 | ||
75 | switch (bootinfo.screen.bpp) { |
75 | switch (bootinfo.screen.bpp) { |
76 | case 8: |
76 | case 8: |
77 | visual = VISUAL_INDIRECT_8; |
77 | visual = VISUAL_INDIRECT_8; |
78 | break; |
78 | break; |
79 | case 16: |
79 | case 16: |
80 | visual = VISUAL_RGB_5_5_5; |
80 | visual = VISUAL_RGB_5_5_5; |
81 | break; |
81 | break; |
82 | case 24: |
82 | case 24: |
83 | visual = VISUAL_RGB_8_8_8; |
83 | visual = VISUAL_RGB_8_8_8; |
84 | break; |
84 | break; |
85 | case 32: |
85 | case 32: |
86 | visual = VISUAL_RGB_0_8_8_8; |
86 | visual = VISUAL_RGB_0_8_8_8; |
87 | break; |
87 | break; |
88 | default: |
88 | default: |
89 | panic("Unsupported bits per pixel"); |
89 | panic("Unsupported bits per pixel"); |
90 | } |
90 | } |
91 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual); |
91 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual); |
92 | 92 | ||
93 | 93 | ||
94 | /* Merge all zones to 1 big zone */ |
94 | /* Merge all zones to 1 big zone */ |
95 | zone_merge_all(); |
95 | zone_merge_all(); |
96 | } |
96 | } |
97 | } |
97 | } |
98 | 98 | ||
99 | void arch_post_cpu_init(void) |
99 | void arch_post_cpu_init(void) |
100 | { |
100 | { |
101 | } |
101 | } |
102 | 102 | ||
103 | void arch_pre_smp_init(void) |
103 | void arch_pre_smp_init(void) |
104 | { |
104 | { |
105 | memory_print_map(); |
105 | memory_print_map(); |
106 | } |
106 | } |
107 | 107 | ||
108 | void arch_post_smp_init(void) |
108 | void arch_post_smp_init(void) |
109 | { |
109 | { |
110 | } |
110 | } |
111 | 111 | ||
112 | void calibrate_delay_loop(void) |
112 | void calibrate_delay_loop(void) |
113 | { |
113 | { |
114 | } |
114 | } |
115 | 115 | ||
116 | void userspace(uspace_arg_t *kernel_uarg) |
116 | void userspace(uspace_arg_t *kernel_uarg) |
117 | { |
117 | { |
118 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, (uintptr_t) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (uintptr_t) kernel_uarg->uspace_entry); |
118 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, (uintptr_t) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (uintptr_t) kernel_uarg->uspace_entry); |
119 | 119 | ||
120 | /* Unreachable */ |
120 | /* Unreachable */ |
121 | for (;;) |
121 | for (;;) |
122 | ; |
122 | ; |
123 | } |
123 | } |
124 | 124 | ||
125 | /** Acquire console back for kernel |
125 | /** Acquire console back for kernel |
126 | * |
126 | * |
127 | */ |
127 | */ |
128 | void arch_grab_console(void) |
128 | void arch_grab_console(void) |
129 | { |
129 | { |
130 | } |
130 | } |
- | 131 | ||
131 | /** Return console to userspace |
132 | /** Return console to userspace |
132 | * |
133 | * |
133 | */ |
134 | */ |
134 | void arch_release_console(void) |
135 | void arch_release_console(void) |
135 | { |
136 | { |
136 | } |
137 | } |
- | 138 | ||
- | 139 | void arch_reboot(void) |
|
- | 140 | { |
|
- | 141 | // TODO |
|
- | 142 | while (1); |
|
- | 143 | } |
|
137 | 144 | ||
138 | /** @} |
145 | /** @} |
139 | */ |
146 | */ |
140 | 147 |