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1018 | 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 "main.h" |
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1764 | jermar | 30 | #include <printf.h> |
1018 | decky | 31 | #include "asm.h" |
1685 | decky | 32 | #include "_components.h" |
1782 | jermar | 33 | #include <ofw.h> |
1018 | decky | 34 | |
1771 | jermar | 35 | #define KERNEL_VIRTUAL_ADDRESS 0x400000 |
1018 | decky | 36 | |
1782 | jermar | 37 | bootinfo_t bootinfo; |
38 | |||
1018 | decky | 39 | void bootstrap(void) |
40 | { |
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1771 | jermar | 41 | printf("HelenOS SPARC64 Bootloader\n"); |
1782 | jermar | 42 | |
1685 | decky | 43 | component_t components[COMPONENTS]; |
44 | init_components(components); |
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1782 | jermar | 45 | |
1685 | decky | 46 | printf("\nMemory statistics\n"); |
47 | printf(" kernel entry point at %L\n", KERNEL_VIRTUAL_ADDRESS); |
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48 | printf(" %L: boot info structure\n", &bootinfo); |
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49 | |||
50 | unsigned int i; |
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51 | for (i = 0; i < COMPONENTS; i++) |
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52 | printf(" %L: %s image (size %d bytes)\n", components[i].start, components[i].name, components[i].size); |
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1782 | jermar | 53 | |
1685 | decky | 54 | printf("\nCopying components\n"); |
55 | unsigned int top = 0; |
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56 | bootinfo.cnt = 0; |
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57 | for (i = 0; i < COMPONENTS; i++) { |
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58 | printf(" %s...", components[i].name); |
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59 | top = ALIGN_UP(top, PAGE_SIZE); |
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60 | memcpy(((void *) KERNEL_VIRTUAL_ADDRESS) + top, components[i].start, components[i].size); |
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61 | if (i > 0) { |
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62 | bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_VIRTUAL_ADDRESS) + top; |
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63 | bootinfo.tasks[bootinfo.cnt].size = components[i].size; |
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64 | bootinfo.cnt++; |
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65 | } |
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66 | top += components[i].size; |
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67 | printf("done.\n"); |
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1018 | decky | 68 | } |
1782 | jermar | 69 | |
1018 | decky | 70 | printf("\nBooting the kernel...\n"); |
1685 | decky | 71 | jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, &bootinfo, sizeof(bootinfo)); |
1018 | decky | 72 | } |