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