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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 <config.h> |
36 | #include <arch.h> |
36 | #include <arch.h> |
37 | #include <arch/boot/boot.h> |
37 | #include <arch/boot/boot.h> |
38 | #include <arch/drivers/cuda.h> |
38 | #include <arch/drivers/cuda.h> |
39 | #include <arch/interrupt.h> |
39 | #include <arch/interrupt.h> |
40 | #include <genarch/fb/fb.h> |
40 | #include <genarch/fb/fb.h> |
41 | #include <genarch/fb/visuals.h> |
41 | #include <genarch/fb/visuals.h> |
42 | #include <userspace.h> |
42 | #include <userspace.h> |
43 | #include <proc/uarg.h> |
43 | #include <proc/uarg.h> |
44 | #include <console/console.h> |
44 | #include <console/console.h> |
45 | #include <ddi/device.h> |
45 | #include <ddi/device.h> |
46 | #include <ddi/irq.h> |
46 | #include <ddi/irq.h> |
47 | #include <arch/drivers/pic.h> |
47 | #include <arch/drivers/pic.h> |
48 | 48 | ||
49 | #define IRQ_COUNT 64 |
49 | #define IRQ_COUNT 64 |
50 | 50 | ||
51 | bootinfo_t bootinfo; |
51 | bootinfo_t bootinfo; |
52 | 52 | ||
53 | void arch_pre_main(void) |
53 | void arch_pre_main(void) |
54 | { |
54 | { |
55 | /* Setup usermode */ |
55 | /* Setup usermode */ |
56 | init.cnt = bootinfo.taskmap.count; |
56 | init.cnt = bootinfo.taskmap.count; |
57 | 57 | ||
58 | uint32_t i; |
58 | uint32_t i; |
59 | 59 | ||
60 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
60 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
61 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
61 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
62 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
62 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
63 | } |
63 | } |
64 | } |
64 | } |
65 | 65 | ||
66 | void arch_pre_mm_init(void) |
66 | void arch_pre_mm_init(void) |
67 | { |
67 | { |
68 | /* Initialize dispatch table */ |
68 | /* Initialize dispatch table */ |
69 | interrupt_init(); |
69 | interrupt_init(); |
70 | 70 | ||
71 | /* Start decrementer */ |
71 | /* Start decrementer */ |
72 | start_decrementer(); |
72 | start_decrementer(); |
73 | } |
73 | } |
74 | 74 | ||
75 | void arch_post_mm_init(void) |
75 | void arch_post_mm_init(void) |
76 | { |
76 | { |
77 | if (config.cpu_active == 1) { |
77 | if (config.cpu_active == 1) { |
78 | /* Initialize framebuffer */ |
78 | /* Initialize framebuffer */ |
79 | unsigned int visual; |
79 | unsigned int visual; |
80 | 80 | ||
81 | switch (bootinfo.screen.bpp) { |
81 | switch (bootinfo.screen.bpp) { |
82 | case 8: |
82 | case 8: |
83 | visual = VISUAL_INDIRECT_8; |
83 | visual = VISUAL_INDIRECT_8; |
84 | break; |
84 | break; |
85 | case 16: |
85 | case 16: |
86 | visual = VISUAL_RGB_5_5_5; |
86 | visual = VISUAL_RGB_5_5_5; |
87 | break; |
87 | break; |
88 | case 24: |
88 | case 24: |
89 | visual = VISUAL_RGB_8_8_8; |
89 | visual = VISUAL_RGB_8_8_8; |
90 | break; |
90 | break; |
91 | case 32: |
91 | case 32: |
92 | visual = VISUAL_RGB_0_8_8_8; |
92 | visual = VISUAL_RGB_0_8_8_8; |
93 | break; |
93 | break; |
94 | default: |
94 | default: |
95 | panic("Unsupported bits per pixel"); |
95 | panic("Unsupported bits per pixel"); |
96 | } |
96 | } |
- | 97 | fb_properties_t prop = { |
|
- | 98 | .addr = bootinfo.screen.addr, |
|
- | 99 | .offset = 0, |
|
- | 100 | .x = bootinfo.screen.width, |
|
- | 101 | .y = bootinfo.screen.height, |
|
97 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual); |
102 | .scan = bootinfo.screen.scanline, |
- | 103 | .visual = visual, |
|
- | 104 | }; |
|
- | 105 | fb_init(&prop); |
|
98 | 106 | ||
99 | /* Initialize IRQ routing */ |
107 | /* Initialize IRQ routing */ |
100 | irq_init(IRQ_COUNT, IRQ_COUNT); |
108 | irq_init(IRQ_COUNT, IRQ_COUNT); |
101 | 109 | ||
102 | /* Initialize PIC */ |
110 | /* Initialize PIC */ |
103 | pic_init(bootinfo.keyboard.addr, PAGE_SIZE); |
111 | pic_init(bootinfo.keyboard.addr, PAGE_SIZE); |
104 | 112 | ||
105 | /* Initialize I/O controller */ |
113 | /* Initialize I/O controller */ |
- | 114 | cuda_init(device_assign_devno(), |
|
106 | cuda_init(device_assign_devno(), bootinfo.keyboard.addr + 0x16000, 2 * PAGE_SIZE); |
115 | bootinfo.keyboard.addr + 0x16000, 2 * PAGE_SIZE); |
107 | 116 | ||
108 | /* Merge all zones to 1 big zone */ |
117 | /* Merge all zones to 1 big zone */ |
109 | zone_merge_all(); |
118 | zone_merge_all(); |
110 | } |
119 | } |
111 | } |
120 | } |
112 | 121 | ||
113 | void arch_post_cpu_init(void) |
122 | void arch_post_cpu_init(void) |
114 | { |
123 | { |
115 | } |
124 | } |
116 | 125 | ||
117 | void arch_pre_smp_init(void) |
126 | void arch_pre_smp_init(void) |
118 | { |
127 | { |
119 | } |
128 | } |
120 | 129 | ||
121 | void arch_post_smp_init(void) |
130 | void arch_post_smp_init(void) |
122 | { |
131 | { |
123 | } |
132 | } |
124 | 133 | ||
125 | void calibrate_delay_loop(void) |
134 | void calibrate_delay_loop(void) |
126 | { |
135 | { |
127 | } |
136 | } |
128 | 137 | ||
129 | void userspace(uspace_arg_t *kernel_uarg) |
138 | void userspace(uspace_arg_t *kernel_uarg) |
130 | { |
139 | { |
131 | 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); |
140 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, |
- | 141 | (uintptr_t) kernel_uarg->uspace_stack + |
|
- | 142 | THREAD_STACK_SIZE - SP_DELTA, |
|
- | 143 | (uintptr_t) kernel_uarg->uspace_entry); |
|
132 | 144 | ||
133 | /* Unreachable */ |
145 | /* Unreachable */ |
134 | for (;;) |
146 | for (;;) |
135 | ; |
147 | ; |
136 | } |
148 | } |
137 | 149 | ||
138 | /** Acquire console back for kernel |
150 | /** Acquire console back for kernel |
139 | * |
151 | * |
140 | */ |
152 | */ |
141 | void arch_grab_console(void) |
153 | void arch_grab_console(void) |
142 | { |
154 | { |
143 | cuda_grab(); |
155 | cuda_grab(); |
144 | } |
156 | } |
145 | 157 | ||
146 | /** Return console to userspace |
158 | /** Return console to userspace |
147 | * |
159 | * |
148 | */ |
160 | */ |
149 | void arch_release_console(void) |
161 | void arch_release_console(void) |
150 | { |
162 | { |
151 | cuda_release(); |
163 | cuda_release(); |
152 | } |
164 | } |
153 | 165 | ||
154 | /** @} |
166 | /** @} |
155 | */ |
167 | */ |
156 | 168 |