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