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| Rev | Author | Line No. | Line |
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| 1 | jermar | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2003-2004 Jakub Jermar |
| 1 | jermar | 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 | |||
| 3908 | decky | 29 | /** @addtogroup mips32mm |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 121 | jermar | 35 | #include <arch/mm/page.h> |
| 684 | jermar | 36 | #include <genarch/mm/page_pt.h> |
| 1 | jermar | 37 | #include <mm/page.h> |
| 3908 | decky | 38 | #include <mm/frame.h> |
| 3940 | decky | 39 | #include <ddi/ddi.h> |
| 121 | jermar | 40 | |
| 3940 | decky | 41 | /** Physical memory area for devices. */ |
| 42 | static parea_t dev_area; |
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| 43 | |||
| 121 | jermar | 44 | void page_arch_init(void) |
| 45 | { |
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| 793 | jermar | 46 | page_mapping_operations = &pt_mapping_operations; |
| 121 | jermar | 47 | } |
| 1396 | palkovsky | 48 | |
| 49 | /** Map device into kernel space |
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| 50 | * - on mips, all devices are already mapped into kernel space, |
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| 51 | * translate the physical address to uncached area |
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| 52 | */ |
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| 1780 | jermar | 53 | uintptr_t hw_map(uintptr_t physaddr, size_t size) |
| 1396 | palkovsky | 54 | { |
| 55 | return physaddr + 0xa0000000; |
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| 56 | } |
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| 1702 | cejka | 57 | |
| 3940 | decky | 58 | void hw_area(void) |
| 3908 | decky | 59 | { |
| 3940 | decky | 60 | dev_area.pbase = end_frame; |
| 61 | dev_area.frames = SIZE2FRAMES(0xffffffff - end_frame); |
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| 62 | ddi_parea_register(&dev_area); |
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| 3908 | decky | 63 | } |
| 64 | |||
| 1888 | jermar | 65 | /** @} |
| 1702 | cejka | 66 | */ |