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210 | decky | 1 | /* |
2 | * Copyright (C) 2005 Martin Decky |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
29 | #include <arch.h> |
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1132 | decky | 30 | #include <arch/boot/boot.h> |
586 | jermar | 31 | #include <arch/console.h> |
990 | decky | 32 | #include <arch/drivers/cuda.h> |
970 | decky | 33 | #include <arch/mm/memory_init.h> |
1004 | decky | 34 | #include <arch/interrupt.h> |
1220 | decky | 35 | #include <userspace.h> |
36 | #include <proc/uarg.h> |
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970 | decky | 37 | |
1132 | decky | 38 | bootinfo_t bootinfo; |
39 | |||
1222 | decky | 40 | void arch_pre_main(void) |
41 | { |
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42 | /* Setup usermode */ |
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43 | init.cnt = 1; |
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44 | init.tasks[0].addr = PA2KA(bootinfo.init.addr); |
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45 | init.tasks[0].size = bootinfo.init.size; |
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46 | } |
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47 | |||
210 | decky | 48 | void arch_pre_mm_init(void) |
49 | { |
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1004 | decky | 50 | /* Initialize dispatch table */ |
1007 | decky | 51 | interrupt_init(); |
52 | |||
53 | /* Start decrementer */ |
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54 | start_decrementer(); |
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1004 | decky | 55 | |
843 | palkovsky | 56 | ppc32_console_init(); |
990 | decky | 57 | cuda_init(); |
210 | decky | 58 | } |
59 | |||
60 | void arch_post_mm_init(void) |
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61 | { |
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1304 | palkovsky | 62 | if (config.cpu_active == 1) { |
63 | /* Merge all zones to 1 big zone */ |
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64 | zone_merge_all(); |
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1327 | decky | 65 | |
66 | ppc32_console_register(); |
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1304 | palkovsky | 67 | } |
210 | decky | 68 | } |
69 | |||
503 | jermar | 70 | void arch_pre_smp_init(void) |
210 | decky | 71 | { |
970 | decky | 72 | memory_print_map(); |
210 | decky | 73 | } |
74 | |||
503 | jermar | 75 | void arch_post_smp_init(void) |
76 | { |
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77 | } |
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78 | |||
210 | decky | 79 | void calibrate_delay_loop(void) |
80 | { |
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81 | } |
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1007 | decky | 82 | |
1220 | decky | 83 | void userspace(uspace_arg_t *kernel_uarg) |
84 | { |
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1274 | decky | 85 | userspace_asm((__address) kernel_uarg->uspace_uarg, (__address) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (__address) kernel_uarg->uspace_entry); |
1220 | decky | 86 | |
87 | /* Unreachable */ |
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88 | for (;;) |
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89 | ; |
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90 | } |