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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 <genarch/drivers/via-cuda/cuda.h> |
38 | #include <genarch/drivers/via-cuda/cuda.h> |
- | 39 | #include <genarch/kbrd/kbrd.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/irq.h> |
46 | #include <ddi/irq.h> |
46 | #include <arch/drivers/pic.h> |
47 | #include <arch/drivers/pic.h> |
47 | #include <align.h> |
48 | #include <align.h> |
48 | #include <macros.h> |
49 | #include <macros.h> |
49 | #include <string.h> |
50 | #include <string.h> |
50 | 51 | ||
51 | #define IRQ_COUNT 64 |
52 | #define IRQ_COUNT 64 |
52 | #define IRQ_CUDA 10 |
53 | #define IRQ_CUDA 10 |
53 | 54 | ||
54 | bootinfo_t bootinfo; |
55 | bootinfo_t bootinfo; |
55 | 56 | ||
56 | /** Performs ppc32-specific initialization before main_bsp() is called. */ |
57 | /** Performs ppc32-specific initialization before main_bsp() is called. */ |
57 | void arch_pre_main(void) |
58 | void arch_pre_main(void) |
58 | { |
59 | { |
59 | init.cnt = bootinfo.taskmap.count; |
60 | init.cnt = bootinfo.taskmap.count; |
60 | 61 | ||
61 | uint32_t i; |
62 | uint32_t i; |
62 | 63 | ||
63 | for (i = 0; i < min3(bootinfo.taskmap.count, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) { |
64 | for (i = 0; i < min3(bootinfo.taskmap.count, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) { |
64 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
65 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
65 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
66 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
66 | str_cpy(init.tasks[i].name, CONFIG_TASK_NAME_BUFLEN, |
67 | str_cpy(init.tasks[i].name, CONFIG_TASK_NAME_BUFLEN, |
67 | bootinfo.taskmap.tasks[i].name); |
68 | bootinfo.taskmap.tasks[i].name); |
68 | } |
69 | } |
69 | } |
70 | } |
70 | 71 | ||
71 | void arch_pre_mm_init(void) |
72 | void arch_pre_mm_init(void) |
72 | { |
73 | { |
73 | /* Initialize dispatch table */ |
74 | /* Initialize dispatch table */ |
74 | interrupt_init(); |
75 | interrupt_init(); |
75 | 76 | ||
76 | /* Start decrementer */ |
77 | /* Start decrementer */ |
77 | start_decrementer(); |
78 | start_decrementer(); |
78 | } |
79 | } |
79 | 80 | ||
80 | void arch_post_mm_init(void) |
81 | void arch_post_mm_init(void) |
81 | { |
82 | { |
82 | if (config.cpu_active == 1) { |
83 | if (config.cpu_active == 1) { |
83 | 84 | ||
84 | #ifdef CONFIG_FB |
85 | #ifdef CONFIG_FB |
85 | /* Initialize framebuffer */ |
86 | /* Initialize framebuffer */ |
86 | if (bootinfo.screen.addr) { |
87 | if (bootinfo.screen.addr) { |
87 | unsigned int visual; |
88 | unsigned int visual; |
88 | 89 | ||
89 | switch (bootinfo.screen.bpp) { |
90 | switch (bootinfo.screen.bpp) { |
90 | case 8: |
91 | case 8: |
91 | visual = VISUAL_INDIRECT_8; |
92 | visual = VISUAL_INDIRECT_8; |
92 | break; |
93 | break; |
93 | case 16: |
94 | case 16: |
94 | visual = VISUAL_RGB_5_5_5; |
95 | visual = VISUAL_RGB_5_5_5; |
95 | break; |
96 | break; |
96 | case 24: |
97 | case 24: |
97 | visual = VISUAL_RGB_8_8_8; |
98 | visual = VISUAL_RGB_8_8_8; |
98 | break; |
99 | break; |
99 | case 32: |
100 | case 32: |
100 | visual = VISUAL_RGB_0_8_8_8; |
101 | visual = VISUAL_RGB_0_8_8_8; |
101 | break; |
102 | break; |
102 | default: |
103 | default: |
103 | panic("Unsupported bits per pixel."); |
104 | panic("Unsupported bits per pixel."); |
104 | } |
105 | } |
105 | fb_properties_t prop = { |
106 | fb_properties_t prop = { |
106 | .addr = bootinfo.screen.addr, |
107 | .addr = bootinfo.screen.addr, |
107 | .offset = 0, |
108 | .offset = 0, |
108 | .x = bootinfo.screen.width, |
109 | .x = bootinfo.screen.width, |
109 | .y = bootinfo.screen.height, |
110 | .y = bootinfo.screen.height, |
110 | .scan = bootinfo.screen.scanline, |
111 | .scan = bootinfo.screen.scanline, |
111 | .visual = visual, |
112 | .visual = visual, |
112 | }; |
113 | }; |
113 | fb_init(&prop); |
114 | fb_init(&prop); |
114 | } |
115 | } |
115 | #endif |
116 | #endif |
116 | 117 | ||
117 | /* Initialize IRQ routing */ |
118 | /* Initialize IRQ routing */ |
118 | irq_init(IRQ_COUNT, IRQ_COUNT); |
119 | irq_init(IRQ_COUNT, IRQ_COUNT); |
119 | 120 | ||
120 | if (bootinfo.macio.addr) { |
- | |
121 | /* Initialize PIC */ |
- | |
122 | cir_t cir; |
- | |
123 | void *cir_arg; |
- | |
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); |
- | |
134 | - | ||
135 | /* Initialize I/O controller */ |
- | |
136 | cuda_instance_t *cuda_instance = |
- | |
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 |
- | |
143 | } |
- | |
144 | - | ||
145 | /* Merge all zones to 1 big zone */ |
121 | /* Merge all zones to 1 big zone */ |
146 | zone_merge_all(); |
122 | zone_merge_all(); |
147 | } |
123 | } |
148 | } |
124 | } |
149 | 125 | ||
150 | void arch_post_cpu_init(void) |
126 | void arch_post_cpu_init(void) |
151 | { |
127 | { |
152 | } |
128 | } |
153 | 129 | ||
154 | void arch_pre_smp_init(void) |
130 | void arch_pre_smp_init(void) |
155 | { |
131 | { |
156 | } |
132 | } |
157 | 133 | ||
158 | void arch_post_smp_init(void) |
134 | void arch_post_smp_init(void) |
159 | { |
135 | { |
- | 136 | if (bootinfo.macio.addr) { |
|
- | 137 | /* Initialize PIC */ |
|
- | 138 | cir_t cir; |
|
- | 139 | void *cir_arg; |
|
- | 140 | pic_init(bootinfo.macio.addr, PAGE_SIZE, &cir, &cir_arg); |
|
- | 141 | ||
- | 142 | #ifdef CONFIG_MAC_KBD |
|
- | 143 | uintptr_t pa = bootinfo.macio.addr + 0x16000; |
|
- | 144 | uintptr_t aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
|
- | 145 | size_t offset = pa - aligned_addr; |
|
- | 146 | size_t size = 2 * PAGE_SIZE; |
|
- | 147 | ||
- | 148 | cuda_t *cuda = (cuda_t *) |
|
- | 149 | (hw_map(aligned_addr, offset + size) + offset); |
|
- | 150 | ||
- | 151 | /* Initialize I/O controller */ |
|
- | 152 | cuda_instance_t *cuda_instance = |
|
- | 153 | cuda_init(cuda, IRQ_CUDA, cir, cir_arg); |
|
- | 154 | if (cuda_instance) { |
|
- | 155 | kbrd_instance_t *kbrd_instance = kbrd_init(); |
|
- | 156 | if (kbrd_instance) { |
|
- | 157 | indev_t *sink = stdin_wire(); |
|
- | 158 | indev_t *kbrd = kbrd_wire(kbrd_instance, sink); |
|
- | 159 | cuda_wire(cuda_instance, kbrd); |
|
- | 160 | pic_enable_interrupt(IRQ_CUDA); |
|
- | 161 | } |
|
- | 162 | } |
|
- | 163 | #endif |
|
- | 164 | } |
|
160 | } |
165 | } |
161 | 166 | ||
162 | void calibrate_delay_loop(void) |
167 | void calibrate_delay_loop(void) |
163 | { |
168 | { |
164 | } |
169 | } |
165 | 170 | ||
166 | void userspace(uspace_arg_t *kernel_uarg) |
171 | void userspace(uspace_arg_t *kernel_uarg) |
167 | { |
172 | { |
168 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, |
173 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, |
169 | (uintptr_t) kernel_uarg->uspace_stack + |
174 | (uintptr_t) kernel_uarg->uspace_stack + |
170 | THREAD_STACK_SIZE - SP_DELTA, |
175 | THREAD_STACK_SIZE - SP_DELTA, |
171 | (uintptr_t) kernel_uarg->uspace_entry); |
176 | (uintptr_t) kernel_uarg->uspace_entry); |
172 | 177 | ||
173 | /* Unreachable */ |
178 | /* Unreachable */ |
174 | while (true); |
179 | while (true); |
175 | } |
180 | } |
176 | 181 | ||
177 | /** Acquire console back for kernel |
182 | /** Acquire console back for kernel |
178 | * |
183 | * |
179 | */ |
184 | */ |
180 | void arch_grab_console(void) |
185 | void arch_grab_console(void) |
181 | { |
186 | { |
182 | #ifdef CONFIG_FB |
187 | #ifdef CONFIG_FB |
183 | fb_redraw(); |
188 | fb_redraw(); |
184 | #endif |
189 | #endif |
185 | } |
190 | } |
186 | 191 | ||
187 | /** Return console to userspace |
192 | /** Return console to userspace |
188 | * |
193 | * |
189 | */ |
194 | */ |
190 | void arch_release_console(void) |
195 | void arch_release_console(void) |
191 | { |
196 | { |
192 | } |
197 | } |
193 | 198 | ||
194 | /** Construct function pointer |
199 | /** Construct function pointer |
195 | * |
200 | * |
196 | * @param fptr function pointer structure |
201 | * @param fptr function pointer structure |
197 | * @param addr function address |
202 | * @param addr function address |
198 | * @param caller calling function address |
203 | * @param caller calling function address |
199 | * |
204 | * |
200 | * @return address of the function pointer |
205 | * @return address of the function pointer |
201 | * |
206 | * |
202 | */ |
207 | */ |
203 | void *arch_construct_function(fncptr_t *fptr, void *addr, void *caller) |
208 | void *arch_construct_function(fncptr_t *fptr, void *addr, void *caller) |
204 | { |
209 | { |
205 | return addr; |
210 | return addr; |
206 | } |
211 | } |
207 | 212 | ||
208 | void arch_reboot(void) |
213 | void arch_reboot(void) |
209 | { |
214 | { |
210 | // TODO |
215 | // TODO |
211 | while (1); |
216 | while (1); |
212 | } |
217 | } |
213 | 218 | ||
214 | /** @} |
219 | /** @} |
215 | */ |
220 | */ |
216 | 221 |