4.115
Last change
on this file since 8fbe2e6 was
c499856,
checked in by Chris Johns <chrisj@…>, on 03/20/14 at 21:10:47
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Change all references of rtems.com to rtems.org.
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Property mode set to
100644
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File size:
1.3 KB
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[c32b1ef] | 1 | /** |
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| 2 | * @file |
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| 3 | * |
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| 4 | * @ingroup rapberrypi_mmu |
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| 5 | * |
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| 6 | * @brief MMU API. |
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| 7 | */ |
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| 8 | |
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| 9 | /* |
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| 10 | * Copyright (c) 2013 Alan Cudmore. |
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| 11 | * based on work by: |
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| 12 | * Copyright (c) 2009 |
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| 13 | * embedded brains GmbH |
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| 14 | * Obere Lagerstr. 30 |
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| 15 | * D-82178 Puchheim |
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| 16 | * Germany |
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| 17 | * <rtems@embedded-brains.de> |
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| 18 | * |
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| 19 | * The license and distribution terms for this file may be |
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| 20 | * found in the file LICENSE in this distribution or at |
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| 21 | * |
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[c499856] | 22 | * http://www.rtems.org/license/LICENSE |
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[c32b1ef] | 23 | * |
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| 24 | */ |
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| 25 | |
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| 26 | #ifndef LIBBSP_ARM_RASPBERRYPI_MMU_H |
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| 27 | #define LIBBSP_ARM_RASPBERRYPI_MMU_H |
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| 28 | |
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| 29 | #include <libcpu/arm-cp15.h> |
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| 30 | |
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| 31 | #ifdef __cplusplus |
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| 32 | extern "C" { |
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| 33 | #endif /* __cplusplus */ |
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| 34 | |
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| 35 | /** |
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| 36 | * @defgroup raspberrypi_mmu MMU Support |
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| 37 | * |
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[98eb7e78] | 38 | * @ingroup arm_raspberrypi |
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[c32b1ef] | 39 | * |
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| 40 | * @brief MMU support. |
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| 41 | * |
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| 42 | * @{ |
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| 43 | */ |
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| 44 | |
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| 45 | #define RASPBERRYPI_MMU_CLIENT_DOMAIN 15U |
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| 46 | |
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| 47 | #define RASPBERRYPI_MMU_READ_ONLY \ |
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| 48 | ((RASPBERRYPI_MMU_CLIENT_DOMAIN << ARM_MMU_SECT_DOMAIN_SHIFT) \ |
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| 49 | | ARM_MMU_SECT_DEFAULT) |
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| 50 | |
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| 51 | #define RASPBERRYPI_MMU_READ_ONLY_CACHED \ |
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| 52 | (RASPBERRYPI_MMU_READ_ONLY | ARM_MMU_SECT_C | ARM_MMU_SECT_B) |
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| 53 | |
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| 54 | #define RASPBERRYPI_MMU_READ_WRITE \ |
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| 55 | ((RASPBERRYPI_MMU_CLIENT_DOMAIN << ARM_MMU_SECT_DOMAIN_SHIFT) \ |
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| 56 | | ARM_MMU_SECT_AP_0 \ |
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| 57 | | ARM_MMU_SECT_DEFAULT) |
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| 58 | |
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| 59 | #define RASPBERRYPI_MMU_READ_WRITE_CACHED \ |
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| 60 | (RASPBERRYPI_MMU_READ_WRITE | ARM_MMU_SECT_C | ARM_MMU_SECT_B) |
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| 61 | |
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| 62 | /** @} */ |
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| 63 | |
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| 64 | #ifdef __cplusplus |
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| 65 | } |
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| 66 | #endif /* __cplusplus */ |
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| 67 | |
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| 68 | #endif /* LIBBSP_ARM_RASPBERRYPI_MMU_H */ |
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