Rev 1780 | Rev 1790 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 210 | decky | 1 | /* |
| 2 | * Copyright (C) 2005 Martin Decky |
||
| 3 | * All rights reserved. |
||
| 4 | * |
||
| 5 | * Redistribution and use in source and binary forms, with or without |
||
| 6 | * modification, are permitted provided that the following conditions |
||
| 7 | * are met: |
||
| 8 | * |
||
| 9 | * - Redistributions of source code must retain the above copyright |
||
| 10 | * notice, this list of conditions and the following disclaimer. |
||
| 11 | * - Redistributions in binary form must reproduce the above copyright |
||
| 12 | * notice, this list of conditions and the following disclaimer in the |
||
| 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 |
||
| 15 | * derived from this software without specific prior written permission. |
||
| 16 | * |
||
| 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 |
||
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
||
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
||
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||
| 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 |
||
| 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 |
||
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||
| 27 | */ |
||
| 28 | |||
| 1734 | decky | 29 | /** @addtogroup ppc32 |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
||
| 32 | /** @file |
||
| 33 | */ |
||
| 34 | |||
| 210 | decky | 35 | #include <arch.h> |
| 1132 | decky | 36 | #include <arch/boot/boot.h> |
| 990 | decky | 37 | #include <arch/drivers/cuda.h> |
| 970 | decky | 38 | #include <arch/mm/memory_init.h> |
| 1004 | decky | 39 | #include <arch/interrupt.h> |
| 1374 | decky | 40 | #include <genarch/fb/fb.h> |
| 1220 | decky | 41 | #include <userspace.h> |
| 42 | #include <proc/uarg.h> |
||
| 1474 | palkovsky | 43 | #include <console/console.h> |
| 1480 | palkovsky | 44 | #include <arch/drivers/pic.h> |
| 970 | decky | 45 | |
| 1132 | decky | 46 | bootinfo_t bootinfo; |
| 47 | |||
| 1222 | decky | 48 | void arch_pre_main(void) |
| 49 | { |
||
| 50 | /* Setup usermode */ |
||
| 1370 | decky | 51 | init.cnt = bootinfo.taskmap.count; |
| 52 | |||
| 1780 | jermar | 53 | uint32_t i; |
| 1370 | decky | 54 | |
| 55 | for (i = 0; i < bootinfo.taskmap.count; i++) { |
||
| 56 | init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr); |
||
| 57 | init.tasks[i].size = bootinfo.taskmap.tasks[i].size; |
||
| 58 | } |
||
| 1222 | decky | 59 | } |
| 60 | |||
| 210 | decky | 61 | void arch_pre_mm_init(void) |
| 62 | { |
||
| 1004 | decky | 63 | /* Initialize dispatch table */ |
| 1007 | decky | 64 | interrupt_init(); |
| 1480 | palkovsky | 65 | |
| 1007 | decky | 66 | /* Start decrementer */ |
| 67 | start_decrementer(); |
||
| 210 | decky | 68 | } |
| 69 | |||
| 70 | void arch_post_mm_init(void) |
||
| 71 | { |
||
| 1304 | palkovsky | 72 | if (config.cpu_active == 1) { |
| 1371 | decky | 73 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.bpp, bootinfo.screen.scanline); |
| 74 | |||
| 1480 | palkovsky | 75 | /* Initialize PIC */ |
| 1756 | decky | 76 | pic_init(bootinfo.keyboard.addr, PAGE_SIZE); |
| 1619 | decky | 77 | |
| 1756 | decky | 78 | cuda_init(bootinfo.keyboard.addr + 0x16000, 2 * PAGE_SIZE); |
| 1619 | decky | 79 | |
| 1304 | palkovsky | 80 | /* Merge all zones to 1 big zone */ |
| 81 | zone_merge_all(); |
||
| 82 | } |
||
| 210 | decky | 83 | } |
| 84 | |||
| 503 | jermar | 85 | void arch_pre_smp_init(void) |
| 210 | decky | 86 | { |
| 970 | decky | 87 | memory_print_map(); |
| 210 | decky | 88 | } |
| 89 | |||
| 503 | jermar | 90 | void arch_post_smp_init(void) |
| 91 | { |
||
| 92 | } |
||
| 93 | |||
| 210 | decky | 94 | void calibrate_delay_loop(void) |
| 95 | { |
||
| 96 | } |
||
| 1007 | decky | 97 | |
| 1220 | decky | 98 | void userspace(uspace_arg_t *kernel_uarg) |
| 99 | { |
||
| 1780 | jermar | 100 | 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); |
| 1220 | decky | 101 | |
| 102 | /* Unreachable */ |
||
| 103 | for (;;) |
||
| 104 | ; |
||
| 105 | } |
||
| 1474 | palkovsky | 106 | |
| 107 | /** Acquire console back for kernel |
||
| 108 | * |
||
| 109 | */ |
||
| 110 | void arch_grab_console(void) |
||
| 111 | { |
||
| 1734 | decky | 112 | cuda_grab(); |
| 1474 | palkovsky | 113 | } |
| 1734 | decky | 114 | |
| 1474 | palkovsky | 115 | /** Return console to userspace |
| 116 | * |
||
| 117 | */ |
||
| 118 | void arch_release_console(void) |
||
| 119 | { |
||
| 1734 | decky | 120 | cuda_release(); |
| 1474 | palkovsky | 121 | } |
| 1702 | cejka | 122 | |
| 1734 | decky | 123 | /** @} |
| 1702 | cejka | 124 | */ |