| 1,5 → 1,5 |
|---|
| /* |
| * Copyright (c) 2007 Pavel Jancik, Michal Kebrt |
| * Copyright (c) 2003-2007 Jakub Jermar |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| 30,17 → 30,14 |
|---|
| * @{ |
| */ |
| /** @file |
| * @brief Type definitions. |
| */ |
| |
| #ifndef KERN_arm32_TYPES_H_ |
| #define KERN_arm32_TYPES_H_ |
| |
| #ifndef DOXYGEN |
| # define ATTRIBUTE_PACKED __attribute__ ((packed)) |
| #else |
| # define ATTRIBUTE_PACKED |
| #endif |
| #define NULL 0 |
| #define false 0 |
| #define true 1 |
| |
| typedef signed char int8_t; |
| typedef signed short int16_t; |
| 53,6 → 50,8 |
|---|
| typedef unsigned long long uint64_t; |
| |
| typedef uint32_t size_t; |
| typedef uint32_t count_t; |
| typedef uint32_t index_t; |
| |
| typedef uint32_t uintptr_t; |
| typedef uint32_t pfn_t; |
| 62,39 → 61,58 |
|---|
| typedef uint32_t unative_t; |
| typedef int32_t native_t; |
| |
| typedef uint8_t bool; |
| typedef uint64_t task_id_t; |
| typedef uint32_t context_id_t; |
| |
| typedef int32_t inr_t; |
| typedef int32_t devno_t; |
| |
| /** Page Table Entry. */ |
| typedef struct { |
| } fncptr_t; |
| /**PageTables are so different that we have different types |
| * for level 0 and level1 page table entries |
| */ |
| unsigned dummy : 32; |
| } pte_t; |
| |
| #define PRIp "x" /**< Format for uintptr_t. */ |
| #define PRIs "u" /**< Format for size_t. */ |
| typedef struct { |
| unsigned destriptor_type : 2; |
| unsigned machine_depend : 3; // Alf: ???? v Architecture previev neni vyznam definovan |
| unsigned domain : 4; |
| unsigned should_be_zero : 1: |
| unsigned coarse_table_addr : 22; |
| } __attribute__ ((packed)) pte_level0_t; |
| |
| #define PRId8 "d" /**< Format for int8_t. */ |
| #define PRId16 "d" /**< Format for int16_t. */ |
| #define PRId32 "d" /**< Format for int32_t. */ |
| #define PRId64 "lld" /**< Format for int64_t. */ |
| #define PRIdn "d" /**< Format for native_t. */ |
| //TODO Alf: Comments |
| typedef struct { |
| unsigned destriptor_type : 2; |
| unsigned bufferable : 1; |
| unsigned cacheable : 1; |
| unsigned access_permission_0 : 2; |
| unsigned access_permission_1 : 2; |
| unsigned access_permission_2 : 2; |
| unsigned access_permission_3 : 2; |
| unsigned frame_base_addr : 20; |
| } __attribute__ ((packed)) pte__level1_t; |
| |
| #define PRIu8 "u" /**< Format for uint8_t. */ |
| #define PRIu16 "u" /**< Format for uint16_t. */ |
| #define PRIu32 "u" /**< Format for uint32_t. */ |
| #define PRIu64 "llu" /**< Format for uint64_t. */ |
| #define PRIun "u" /**< Format for unative_t. */ |
| /// Page table level 1 access permission constants |
| /// User no acess, kernel no access |
| #define pte_ap_user_no_kernel_no 0 |
| /// User no acess, kernel read/write |
| #define pte_ap_user_no_kernel_rw 1 |
| /// User read only, kernel read/write |
| #define pte_ap_user_ro_kernel_rw 2 |
| /// User read/write, kernel read/write |
| #define pte_ap_user_rw_kernel_rw 2 |
| |
| #define PRIx8 "x" /**< Format for hexadecimal (u)int8_t. */ |
| #define PRIx16 "x" /**< Format for hexadecimal (u)int16_t. */ |
| #define PRIx32 "x" /**< Format for hexadecimal (u)uint32_t. */ |
| #define PRIx64 "llx" /**< Format for hexadecimal (u)int64_t. */ |
| #define PRIxn "x" /**< Format for hexadecimal (u)native_t. */ |
| /// Value of descriptor_type in pte_level0_t and pte_level1_t that signal not present flag |
| #define pte_descriptor_not_preset 0 |
| /// Value of descriptor_type in pte_level0_t that signal a coarse page table format |
| #define pte_descriptor_coarse_table 1 |
| /// Value of descriptor_type in pte_level1_t that signal a small page table entry format |
| #define pte_descriptor_small_page 2 |
| |
| /** Page table entry. |
| * |
| * We have different structs for level 0 and level 1 page table entries. |
| * See page.h for definition of pte_level*_t. |
| */ |
| typedef struct { |
| unsigned dummy : 32; |
| } pte_t; |
| |
| #endif |
| |
| /** @} |