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| Rev | Author | Line No. | Line |
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| 1178 | jermar | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2006 Jakub Jermar |
| 1178 | 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 | |||
| 1888 | jermar | 29 | /** @addtogroup genericddi |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 1888 | jermar | 35 | #ifndef KERN_DDI_H_ |
| 36 | #define KERN_DDI_H_ |
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| 1178 | jermar | 37 | |
| 38 | #include <ddi/ddi_arg.h> |
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| 39 | #include <arch/types.h> |
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| 2089 | decky | 40 | #include <proc/task.h> |
| 1178 | jermar | 41 | |
| 2015 | jermar | 42 | /** Structure representing contiguous physical memory area. */ |
| 43 | typedef struct { |
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| 44 | uintptr_t pbase; /**< Physical base of the area. */ |
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| 45 | uintptr_t vbase; /**< Virtual base of the area. */ |
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| 46 | count_t frames; /**< Number of frames in the area. */ |
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| 47 | bool cacheable; /**< Cacheability. */ |
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| 48 | } parea_t; |
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| 49 | |||
| 50 | extern void ddi_init(void); |
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| 51 | extern void ddi_parea_register(parea_t *parea); |
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| 52 | |||
| 53 | extern unative_t sys_physmem_map(unative_t phys_base, unative_t virt_base, |
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| 54 | unative_t pages, unative_t flags); |
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| 1780 | jermar | 55 | extern unative_t sys_iospace_enable(ddi_ioarg_t *uspace_io_arg); |
| 56 | extern unative_t sys_preempt_control(int enable); |
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| 1178 | jermar | 57 | |
| 1191 | jermar | 58 | /* |
| 59 | * Interface to be implemented by all architectures. |
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| 60 | */ |
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| 1780 | jermar | 61 | extern int ddi_iospace_enable_arch(task_t *task, uintptr_t ioaddr, size_t size); |
| 1191 | jermar | 62 | |
| 1178 | jermar | 63 | #endif |
| 1702 | cejka | 64 | |
| 1888 | jermar | 65 | /** @} |
| 1702 | cejka | 66 | */ |