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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1160 | decky | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2006 Martin Decky |
| 1160 | decky | 3 | * All rights reserved. |
| 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 | |||
| 1837 | jermar | 29 | /** @addtogroup ppc64 |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 1160 | decky | 35 | #include <arch.h> |
| 36 | #include <arch/boot/boot.h> |
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| 37 | #include <arch/mm/memory_init.h> |
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| 38 | #include <arch/interrupt.h> |
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| 1398 | decky | 39 | #include <genarch/fb/fb.h> |
| 1993 | decky | 40 | #include <genarch/fb/visuals.h> |
| 1398 | decky | 41 | #include <userspace.h> |
| 42 | #include <proc/uarg.h> |
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| 1474 | palkovsky | 43 | #include <console/console.h> |
| 1160 | decky | 44 | |
| 45 | bootinfo_t bootinfo; |
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| 46 | |||
| 1398 | decky | 47 | void arch_pre_main(void) |
| 48 | { |
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| 49 | /* Setup usermode */ |
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| 50 | init.cnt = bootinfo.taskmap.count; |
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| 51 | |||
| 1780 | jermar | 52 | uint32_t i; |
| 1398 | decky | 53 | |
| 54 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
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| 55 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
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| 56 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
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| 57 | } |
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| 58 | } |
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| 59 | |||
| 1160 | decky | 60 | void arch_pre_mm_init(void) |
| 61 | { |
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| 62 | /* Initialize dispatch table */ |
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| 63 | interrupt_init(); |
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| 64 | |||
| 65 | /* Start decrementer */ |
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| 66 | start_decrementer(); |
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| 67 | } |
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| 68 | |||
| 69 | void arch_post_mm_init(void) |
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| 70 | { |
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| 1304 | palkovsky | 71 | if (config.cpu_active == 1) { |
| 1993 | decky | 72 | /* Initialize framebuffer */ |
| 73 | unsigned int visual; |
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| 74 | |||
| 75 | switch (bootinfo.screen.bpp) { |
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| 76 | case 8: |
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| 77 | visual = VISUAL_INDIRECT_8; |
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| 78 | break; |
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| 79 | case 16: |
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| 80 | visual = VISUAL_RGB_5_5_5; |
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| 81 | break; |
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| 82 | case 24: |
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| 83 | visual = VISUAL_RGB_8_8_8; |
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| 84 | break; |
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| 85 | case 32: |
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| 86 | visual = VISUAL_RGB_0_8_8_8; |
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| 87 | break; |
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| 88 | default: |
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| 89 | panic("Unsupported bits per pixel"); |
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| 90 | } |
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| 91 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual); |
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| 92 | |||
| 1398 | decky | 93 | |
| 1304 | palkovsky | 94 | /* Merge all zones to 1 big zone */ |
| 95 | zone_merge_all(); |
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| 96 | } |
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| 1160 | decky | 97 | } |
| 98 | |||
| 1901 | jermar | 99 | void arch_post_cpu_init(void) |
| 100 | { |
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| 101 | } |
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| 102 | |||
| 1160 | decky | 103 | void arch_pre_smp_init(void) |
| 104 | { |
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| 105 | memory_print_map(); |
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| 106 | } |
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| 107 | |||
| 108 | void arch_post_smp_init(void) |
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| 109 | { |
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| 110 | } |
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| 111 | |||
| 112 | void calibrate_delay_loop(void) |
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| 113 | { |
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| 114 | } |
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| 115 | |||
| 1398 | decky | 116 | void userspace(uspace_arg_t *kernel_uarg) |
| 117 | { |
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| 1780 | jermar | 118 | userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, (uintptr_t) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (uintptr_t) kernel_uarg->uspace_entry); |
| 1398 | decky | 119 | |
| 120 | /* Unreachable */ |
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| 121 | for (;;) |
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| 122 | ; |
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| 123 | } |
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| 1474 | palkovsky | 124 | |
| 125 | /** Acquire console back for kernel |
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| 126 | * |
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| 127 | */ |
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| 128 | void arch_grab_console(void) |
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| 129 | { |
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| 130 | } |
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| 2307 | hudecek | 131 | |
| 1474 | palkovsky | 132 | /** Return console to userspace |
| 133 | * |
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| 134 | */ |
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| 135 | void arch_release_console(void) |
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| 136 | { |
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| 137 | } |
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| 1702 | cejka | 138 | |
| 2307 | hudecek | 139 | void arch_reboot(void) |
| 140 | { |
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| 141 | // TODO |
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| 142 | while (1); |
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| 143 | } |
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| 144 | |||
| 1837 | jermar | 145 | /** @} |
| 1702 | cejka | 146 | */ |