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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 |
29 | /** @addtogroup ppc32 |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
- | 35 | #include <config.h> |
|
35 | #include <arch.h> |
36 | #include <arch.h> |
36 | #include <arch/boot/boot.h> |
37 | #include <arch/boot/boot.h> |
37 | #include <arch/drivers/cuda.h> |
38 | #include <arch/drivers/cuda.h> |
38 | #include <arch/mm/memory_init.h> |
39 | #include <arch/mm/memory_init.h> |
39 | #include <arch/interrupt.h> |
40 | #include <arch/interrupt.h> |
40 | #include <genarch/fb/fb.h> |
41 | #include <genarch/fb/fb.h> |
41 | #include <genarch/fb/visuals.h> |
42 | #include <genarch/fb/visuals.h> |
42 | #include <userspace.h> |
43 | #include <userspace.h> |
43 | #include <proc/uarg.h> |
44 | #include <proc/uarg.h> |
44 | #include <console/console.h> |
45 | #include <console/console.h> |
45 | #include <ddi/device.h> |
46 | #include <ddi/device.h> |
46 | #include <ddi/irq.h> |
47 | #include <ddi/irq.h> |
47 | #include <arch/drivers/pic.h> |
48 | #include <arch/drivers/pic.h> |
48 | 49 | ||
49 | #define IRQ_COUNT 64 |
50 | #define IRQ_COUNT 64 |
50 | 51 | ||
51 | bootinfo_t bootinfo; |
52 | bootinfo_t bootinfo; |
52 | 53 | ||
53 | void arch_pre_main(void) |
54 | void arch_pre_main(void) |
54 | { |
55 | { |
55 | /* Setup usermode */ |
56 | /* Setup usermode */ |
56 | init.cnt = bootinfo.taskmap.count; |
57 | init.cnt = bootinfo.taskmap.count; |
57 | 58 | ||
58 | uint32_t i; |
59 | uint32_t i; |
59 | 60 | ||
60 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
61 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
61 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
62 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
62 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
63 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
63 | } |
64 | } |
64 | } |
65 | } |
65 | 66 | ||
66 | void arch_pre_mm_init(void) |
67 | void arch_pre_mm_init(void) |
67 | { |
68 | { |
68 | /* Initialize dispatch table */ |
69 | /* Initialize dispatch table */ |
69 | interrupt_init(); |
70 | interrupt_init(); |
70 | 71 | ||
71 | /* Start decrementer */ |
72 | /* Start decrementer */ |
72 | start_decrementer(); |
73 | start_decrementer(); |
73 | } |
74 | } |
74 | 75 | ||
75 | void arch_post_mm_init(void) |
76 | void arch_post_mm_init(void) |
76 | { |
77 | { |
77 | if (config.cpu_active == 1) { |
78 | if (config.cpu_active == 1) { |
78 | /* Initialize framebuffer */ |
79 | /* Initialize framebuffer */ |
79 | unsigned int visual; |
80 | unsigned int visual; |
80 | 81 | ||
81 | switch (bootinfo.screen.bpp) { |
82 | switch (bootinfo.screen.bpp) { |
82 | case 8: |
83 | case 8: |
83 | visual = VISUAL_INDIRECT_8; |
84 | visual = VISUAL_INDIRECT_8; |
84 | break; |
85 | break; |
85 | case 16: |
86 | case 16: |
86 | visual = VISUAL_RGB_5_5_5; |
87 | visual = VISUAL_RGB_5_5_5; |
87 | break; |
88 | break; |
88 | case 24: |
89 | case 24: |
89 | visual = VISUAL_RGB_8_8_8; |
90 | visual = VISUAL_RGB_8_8_8; |
90 | break; |
91 | break; |
91 | case 32: |
92 | case 32: |
92 | visual = VISUAL_RGB_0_8_8_8; |
93 | visual = VISUAL_RGB_0_8_8_8; |
93 | break; |
94 | break; |
94 | default: |
95 | default: |
95 | panic("Unsupported bits per pixel"); |
96 | panic("Unsupported bits per pixel"); |
96 | } |
97 | } |
97 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual); |
98 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual); |
98 | 99 | ||
99 | /* Initialize IRQ routing */ |
100 | /* Initialize IRQ routing */ |
100 | irq_init(IRQ_COUNT, IRQ_COUNT); |
101 | irq_init(IRQ_COUNT, IRQ_COUNT); |
101 | 102 | ||
102 | /* Initialize PIC */ |
103 | /* Initialize PIC */ |
103 | pic_init(bootinfo.keyboard.addr, PAGE_SIZE); |
104 | pic_init(bootinfo.keyboard.addr, PAGE_SIZE); |
104 | 105 | ||
105 | /* Initialize I/O controller */ |
106 | /* Initialize I/O controller */ |
106 | cuda_init(device_assign_devno(), bootinfo.keyboard.addr + 0x16000, 2 * PAGE_SIZE); |
107 | cuda_init(device_assign_devno(), bootinfo.keyboard.addr + 0x16000, 2 * PAGE_SIZE); |
107 | 108 | ||
108 | /* Merge all zones to 1 big zone */ |
109 | /* Merge all zones to 1 big zone */ |
109 | zone_merge_all(); |
110 | zone_merge_all(); |
110 | } |
111 | } |
111 | } |
112 | } |
112 | 113 | ||
113 | void arch_post_cpu_init(void) |
114 | void arch_post_cpu_init(void) |
114 | { |
115 | { |
115 | } |
116 | } |
116 | 117 | ||
117 | void arch_pre_smp_init(void) |
118 | void arch_pre_smp_init(void) |
118 | { |
119 | { |
119 | memory_print_map(); |
120 | memory_print_map(); |
120 | } |
121 | } |
121 | 122 | ||
122 | void arch_post_smp_init(void) |
123 | void arch_post_smp_init(void) |
123 | { |
124 | { |
124 | } |
125 | } |
125 | 126 | ||
126 | void calibrate_delay_loop(void) |
127 | void calibrate_delay_loop(void) |
127 | { |
128 | { |
128 | } |
129 | } |
129 | 130 | ||
130 | void userspace(uspace_arg_t *kernel_uarg) |
131 | void userspace(uspace_arg_t *kernel_uarg) |
131 | { |
132 | { |
132 | 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); |
133 | 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); |
133 | 134 | ||
134 | /* Unreachable */ |
135 | /* Unreachable */ |
135 | for (;;) |
136 | for (;;) |
136 | ; |
137 | ; |
137 | } |
138 | } |
138 | 139 | ||
139 | /** Acquire console back for kernel |
140 | /** Acquire console back for kernel |
140 | * |
141 | * |
141 | */ |
142 | */ |
142 | void arch_grab_console(void) |
143 | void arch_grab_console(void) |
143 | { |
144 | { |
144 | cuda_grab(); |
145 | cuda_grab(); |
145 | } |
146 | } |
146 | 147 | ||
147 | /** Return console to userspace |
148 | /** Return console to userspace |
148 | * |
149 | * |
149 | */ |
150 | */ |
150 | void arch_release_console(void) |
151 | void arch_release_console(void) |
151 | { |
152 | { |
152 | cuda_release(); |
153 | cuda_release(); |
153 | } |
154 | } |
154 | 155 | ||
155 | /** @} |
156 | /** @} |
156 | */ |
157 | */ |
157 | 158 |