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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 <genarch/drivers/via-cuda/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/irq.h> |
45 | #include <ddi/irq.h> |
46 | #include <arch/drivers/pic.h> |
46 | #include <arch/drivers/pic.h> |
- | 47 | #include <align.h> |
|
47 | #include <macros.h> |
48 | #include <macros.h> |
48 | #include <string.h> |
49 | #include <string.h> |
49 | 50 | ||
50 | #define IRQ_COUNT 64 |
51 | #define IRQ_COUNT 64 |
- | 52 | #define IRQ_CUDA 10 |
|
51 | 53 | ||
52 | bootinfo_t bootinfo; |
54 | bootinfo_t bootinfo; |
53 | 55 | ||
54 | /** Performs ppc32-specific initialization before main_bsp() is called. */ |
56 | /** Performs ppc32-specific initialization before main_bsp() is called. */ |
55 | void arch_pre_main(void) |
57 | void arch_pre_main(void) |
56 | { |
58 | { |
57 | init.cnt = bootinfo.taskmap.count; |
59 | init.cnt = bootinfo.taskmap.count; |
58 | 60 | ||
59 | uint32_t i; |
61 | uint32_t i; |
60 | 62 | ||
61 | for (i = 0; i < min3(bootinfo.taskmap.count, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) { |
63 | for (i = 0; i < min3(bootinfo.taskmap.count, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) { |
62 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
64 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
63 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
65 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
64 | str_cpy(init.tasks[i].name, CONFIG_TASK_NAME_BUFLEN, |
66 | str_cpy(init.tasks[i].name, CONFIG_TASK_NAME_BUFLEN, |
65 | bootinfo.taskmap.tasks[i].name); |
67 | bootinfo.taskmap.tasks[i].name); |
66 | } |
68 | } |
67 | } |
69 | } |
68 | 70 | ||
69 | void arch_pre_mm_init(void) |
71 | void arch_pre_mm_init(void) |
70 | { |
72 | { |
71 | /* Initialize dispatch table */ |
73 | /* Initialize dispatch table */ |
72 | interrupt_init(); |
74 | interrupt_init(); |
73 | 75 | ||
74 | /* Start decrementer */ |
76 | /* Start decrementer */ |
75 | start_decrementer(); |
77 | start_decrementer(); |
76 | } |
78 | } |
77 | 79 | ||
78 | void arch_post_mm_init(void) |
80 | void arch_post_mm_init(void) |
79 | { |
81 | { |
80 | if (config.cpu_active == 1) { |
82 | if (config.cpu_active == 1) { |
81 | 83 | ||
82 | #ifdef CONFIG_FB |
84 | #ifdef CONFIG_FB |
83 | /* Initialize framebuffer */ |
85 | /* Initialize framebuffer */ |
84 | if (bootinfo.screen.addr) { |
86 | if (bootinfo.screen.addr) { |
85 | unsigned int visual; |
87 | unsigned int visual; |
86 | 88 | ||
87 | switch (bootinfo.screen.bpp) { |
89 | switch (bootinfo.screen.bpp) { |
88 | case 8: |
90 | case 8: |
89 | visual = VISUAL_INDIRECT_8; |
91 | visual = VISUAL_INDIRECT_8; |
90 | break; |
92 | break; |
91 | case 16: |
93 | case 16: |
92 | visual = VISUAL_RGB_5_5_5; |
94 | visual = VISUAL_RGB_5_5_5; |
93 | break; |
95 | break; |
94 | case 24: |
96 | case 24: |
95 | visual = VISUAL_RGB_8_8_8; |
97 | visual = VISUAL_RGB_8_8_8; |
96 | break; |
98 | break; |
97 | case 32: |
99 | case 32: |
98 | visual = VISUAL_RGB_0_8_8_8; |
100 | visual = VISUAL_RGB_0_8_8_8; |
99 | break; |
101 | break; |
100 | default: |
102 | default: |
101 | panic("Unsupported bits per pixel."); |
103 | panic("Unsupported bits per pixel."); |
102 | } |
104 | } |
103 | fb_properties_t prop = { |
105 | fb_properties_t prop = { |
104 | .addr = bootinfo.screen.addr, |
106 | .addr = bootinfo.screen.addr, |
105 | .offset = 0, |
107 | .offset = 0, |
106 | .x = bootinfo.screen.width, |
108 | .x = bootinfo.screen.width, |
107 | .y = bootinfo.screen.height, |
109 | .y = bootinfo.screen.height, |
108 | .scan = bootinfo.screen.scanline, |
110 | .scan = bootinfo.screen.scanline, |
109 | .visual = visual, |
111 | .visual = visual, |
110 | }; |
112 | }; |
111 | fb_init(&prop); |
113 | fb_init(&prop); |
112 | } |
114 | } |
113 | #endif |
115 | #endif |
114 | 116 | ||
115 | /* Initialize IRQ routing */ |
117 | /* Initialize IRQ routing */ |
116 | irq_init(IRQ_COUNT, IRQ_COUNT); |
118 | irq_init(IRQ_COUNT, IRQ_COUNT); |
117 | 119 | ||
118 | if (bootinfo.macio.addr) { |
120 | if (bootinfo.macio.addr) { |
119 | /* Initialize PIC */ |
121 | /* Initialize PIC */ |
- | 122 | cir_t cir; |
|
- | 123 | void *cir_arg; |
|
120 | pic_init(bootinfo.macio.addr, PAGE_SIZE); |
124 | pic_init(bootinfo.macio.addr, PAGE_SIZE, &cir, &cir_arg); |
- | 125 | ||
- | 126 | #ifdef CONFIG_VIA_CUDA |
|
- | 127 | uintptr_t pa = bootinfo.macio.addr + 0x16000; |
|
- | 128 | uintptr_t aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
|
- | 129 | size_t offset = pa - aligned_addr; |
|
- | 130 | size_t size = 2 * PAGE_SIZE; |
|
- | 131 | ||
- | 132 | cuda_t *cuda = (cuda_t *) |
|
- | 133 | (hw_map(aligned_addr, offset + size) + offset); |
|
121 | 134 | ||
122 | /* Initialize I/O controller */ |
135 | /* Initialize I/O controller */ |
- | 136 | cuda_instance_t *cuda_instance = |
|
123 | cuda_init(bootinfo.macio.addr + 0x16000, 2 * PAGE_SIZE); |
137 | cuda_init(cuda, IRQ_CUDA, cir, cir_arg); |
- | 138 | if (cuda_instance) { |
|
- | 139 | indev_t *sink = stdin_wire(); |
|
- | 140 | cuda_wire(cuda_instance, sink); |
|
- | 141 | } |
|
- | 142 | #endif |
|
124 | } |
143 | } |
125 | 144 | ||
126 | /* Merge all zones to 1 big zone */ |
145 | /* Merge all zones to 1 big zone */ |
127 | zone_merge_all(); |
146 | zone_merge_all(); |
128 | } |
147 | } |
129 | } |
148 | } |
130 | 149 | ||
131 | void arch_post_cpu_init(void) |
150 | void arch_post_cpu_init(void) |
132 | { |
151 | { |
133 | } |
152 | } |
134 | 153 | ||
135 | void arch_pre_smp_init(void) |
154 | void arch_pre_smp_init(void) |
136 | { |
155 | { |
137 | } |
156 | } |
138 | 157 | ||
139 | void arch_post_smp_init(void) |
158 | void arch_post_smp_init(void) |
140 | { |
159 | { |
141 | } |
160 | } |
142 | 161 | ||
143 | void calibrate_delay_loop(void) |
162 | void calibrate_delay_loop(void) |
144 | { |
163 | { |
145 | } |
164 | } |
146 | 165 | ||
147 | void userspace(uspace_arg_t *kernel_uarg) |
166 | void userspace(uspace_arg_t *kernel_uarg) |
148 | { |
167 | { |
149 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, |
168 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, |
150 | (uintptr_t) kernel_uarg->uspace_stack + |
169 | (uintptr_t) kernel_uarg->uspace_stack + |
151 | THREAD_STACK_SIZE - SP_DELTA, |
170 | THREAD_STACK_SIZE - SP_DELTA, |
152 | (uintptr_t) kernel_uarg->uspace_entry); |
171 | (uintptr_t) kernel_uarg->uspace_entry); |
153 | 172 | ||
154 | /* Unreachable */ |
173 | /* Unreachable */ |
155 | while (true); |
174 | while (true); |
156 | } |
175 | } |
157 | 176 | ||
158 | /** Acquire console back for kernel |
177 | /** Acquire console back for kernel |
159 | * |
178 | * |
160 | */ |
179 | */ |
161 | void arch_grab_console(void) |
180 | void arch_grab_console(void) |
162 | { |
181 | { |
163 | #ifdef CONFIG_FB |
182 | #ifdef CONFIG_FB |
164 | fb_redraw(); |
183 | fb_redraw(); |
165 | #endif |
184 | #endif |
166 | } |
185 | } |
167 | 186 | ||
168 | /** Return console to userspace |
187 | /** Return console to userspace |
169 | * |
188 | * |
170 | */ |
189 | */ |
171 | void arch_release_console(void) |
190 | void arch_release_console(void) |
172 | { |
191 | { |
173 | } |
192 | } |
174 | 193 | ||
175 | /** Construct function pointer |
194 | /** Construct function pointer |
176 | * |
195 | * |
177 | * @param fptr function pointer structure |
196 | * @param fptr function pointer structure |
178 | * @param addr function address |
197 | * @param addr function address |
179 | * @param caller calling function address |
198 | * @param caller calling function address |
180 | * |
199 | * |
181 | * @return address of the function pointer |
200 | * @return address of the function pointer |
182 | * |
201 | * |
183 | */ |
202 | */ |
184 | void *arch_construct_function(fncptr_t *fptr, void *addr, void *caller) |
203 | void *arch_construct_function(fncptr_t *fptr, void *addr, void *caller) |
185 | { |
204 | { |
186 | return addr; |
205 | return addr; |
187 | } |
206 | } |
- | 207 | ||
- | 208 | void arch_reboot(void) |
|
- | 209 | { |
|
- | 210 | // TODO |
|
- | 211 | while (1); |
|
- | 212 | } |
|
188 | 213 | ||
189 | /** @} |
214 | /** @} |
190 | */ |
215 | */ |
191 | 216 |