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