source: trunk/hal/x86_64/core/hal_types.h @ 368

Last change on this file since 368 was 320, checked in by max@…, 7 years ago

Remove unused.

File size: 7.8 KB
RevLine 
[25]1/*
[35]2 * hal_types.h - common kernel types for x86_64
[25]3 *
4 * Author  Alain Greiner (2016)
5 *
6 * Copyright (c) UPMC Sorbonne Universites
7 *
8 * This file is part of ALMOS-MKH.
9 *
10 * ALMOS-MKH is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; version 2.0 of the License.
13 *
14 * ALMOS-MKH is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with ALMOS-MKH; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24#ifndef HAL_TYPES_H_
25#define HAL_TYPES_H_
26
27#include <kernel_config.h>
28
[226]29#define HAL_64BIT
30
[25]31#ifndef NULL
32#define NULL (void*)        0
33#endif
34
[29]35#define __packed        __attribute__((__packed__))
36#define __arraycount(a) (sizeof(a) / sizeof(*(a)))
37#define __in_kdata      __attribute__((section(".kdata")))
38
[70]39#define __HAL_x86_64__ 1
40
[25]41/**************************************************************************
[145]42 *                      Exact-width integer types.
[25]43 **************************************************************************/
44
[32]45typedef   signed           char      int8_t;
46typedef unsigned           char     uint8_t;
[25]47
48typedef   signed           short    int16_t;
49typedef unsigned           short   uint16_t;
50
[32]51typedef          int                int32_t;
52typedef unsigned int               uint32_t;
[25]53
54typedef   signed long long int      int64_t;
55typedef unsigned long long int     uint64_t;
56
[29]57typedef uint64_t                     size_t;
58
[32]59typedef uint64_t                    vaddr_t; // XXX
[34]60typedef uint64_t                 pt_entry_t; // XXX
[32]61
[25]62/***************************************************************************
[145]63 * Pthread related types
[25]64 **************************************************************************/
65
[145]66typedef uint32_t      pthread_t;
[25]67typedef uint32_t      pthread_mutexattr_t;
68typedef uint32_t      pthread_barrier_t;
69typedef uint32_t      pthread_barrierattr_t;
70typedef uint32_t      sem_t;
71typedef uint32_t      pthread_cond_t;
72typedef uint32_t      pthread_condattr_t;
73typedef uint32_t      pthread_rwlock_t;
74typedef uint32_t      pthread_rwlockattr_t;
75typedef uint32_t      pthread_key_t;
76
77/***************************************************************************
78 * Boolean type and macros
79 **************************************************************************/
80
81typedef uint32_t      bool_t;
82
83#define false         0
84#define true          1
85
86/***************************************************************************
87 * Kernel error type : signed
88 **************************************************************************/
89
90typedef int32_t       error_t;
91
92/***************************************************************************
93 * Time related type
94 **************************************************************************/
95
96typedef uint64_t      cycle_t;   // for cycle counters
97
98/***************************************************************************
[145]99 * Global Process identifier type / fixed format
[25]100 * 16 MSB = cluster XY identifier
101 * 16 LSB = local process index
102 **************************************************************************/
103
[145]104typedef uint32_t      pid_t;
[25]105
106/***************************************************************************
[145]107 * Local Process index
[25]108 **************************************************************************/
109
110typedef uint16_t      lpid_t;
111
112/***************************************************************************
[145]113 * Thread  identifier type / fixed format
[25]114 * 16 MSB = cluster XY identifier
115 * 16 LSB = local thread index
116 **************************************************************************/
117
118typedef uint32_t      trdid_t;
119
120/***************************************************************************
[145]121 * Local Thread index
[25]122 **************************************************************************/
123
124typedef uint16_t      ltid_t;
125
126/***************************************************************************
127 * User identifier type
128 **************************************************************************/
129
130typedef uint32_t      uid_t;
131
132/***************************************************************************
133 * CPU identifier types
134 **************************************************************************/
135
136typedef uint16_t      lid_t;    // local index in cluster
137typedef uint32_t      gid_t;    // global (hardware) identifier
138
139/***************************************************************************
140 * File Descriptor Index in File Descriptor Array
141 **************************************************************************/
142
143typedef uint32_t      fdid_t;
144
145/***************************************************************************
[145]146 * This structure defines a single 32 bits integer alone in a cache line.
[25]147 **************************************************************************/
148
149typedef struct cache_line_s
150{
[34]151        union
152        {
153                uint32_t values[CONFIG_CACHE_LINE_SIZE>>2];
154                uint32_t value;
155        };
[25]156}
157__attribute__((packed)) cacheline_t;
158
[34]159#define CACHELINE_ALIGNED __attribute__((aligned(CONFIG_CACHE_LINE_SIZE)))
160
[25]161/***************************************************************************
[34]162 *  Address types and macros        !!! hardware dependent !!!
[25]163 ***************************************************************************
[34]164 * An extended pointer is a 64 bits integer, structured in two fields :
[25]165 * - cxy : cluster identifier.
166 * - ptr : pointer in the virtual space of a single cluster.
167 *
[67]168 * In Intel 64 bits, the kernel virtual space has 64 Gbytes per cluster
169 * - the cxy field occupies bits[43:36]
170 * - the ptr field occupies bits[35:0]
[25]171 ***************************************************************************
172 * A physical address is a 64 bits integer, structured in two fields :
173 * - cxy : cluster identifier.
174 * - lpa : local physical address inside cluster.
175 *
[38]176 * In Intel 64 bits, the physical space has 8 Gbytes per cluster.
[67]177 * - the cxy field occupies bits[40:33]
[38]178 * - the lpa field occupies bits[32:0]
[25]179 **************************************************************************/
180
[38]181typedef uint64_t               reg_t;          // core register
[25]182
[34]183typedef uint64_t               xptr_t;         // extended pointer
[25]184
[34]185typedef uint16_t               cxy_t;          // cluster identifier
[25]186
[34]187typedef uint64_t               paddr_t;        // global physical address (64 bits)
[25]188
[34]189typedef uint64_t               lpa_t;          // local physical address
[25]190
[34]191typedef uint64_t               intptr_t;       // local pointer stored as integer
[25]192
[34]193typedef uint64_t               ppn_t;          // Physical Page Number
[25]194
[34]195typedef uint64_t               vpn_t;          // Virtual Page number
[25]196
197#define XPTR_NULL              0
198
[67]199/* virtual */
[73]200#define HAL_VA_BASE            0xffff800000000000ULL
[67]201#define PTR_MASK               0x0000000FFFFFFFFFULL
202#define CXY_MASK               0x00000FF000000000ULL
203#define PTR_SHIFT              36
[44]204#define GET_CXY(xp)            ((cxy_t)(((xp) & CXY_MASK) >> PTR_SHIFT))
[272]205
206#define GET_PTR(xp)            ((void *)((uint64_t)HAL_VA_BASE | \
207                                ((uint64_t)(local_cxy) << PTR_SHIFT) | \
208                                (((uint64_t)(xp)) & PTR_MASK)))
209
[73]210#define XPTR(cxy,ptr)          ((uint64_t)HAL_VA_BASE | \
211                                ((uint64_t)(cxy) << PTR_SHIFT) | \
212                                (((uint64_t)(ptr)) & PTR_MASK))
[25]213
[44]214/* physical */
[38]215#define LPA_MASK               0x00000001FFFFFFFFULL
216#define LPA_SHIFT              33
217#define CXY_FROM_PADDR(paddr)  ((cxy_t)((paddr) >> LPA_SHIFT))
[316]218#define LPA_FROM_PADDR(paddr)  (lpa_t)(paddr & LPA_MASK)
[315]219#define PADDR(cxy,lpa)         (((uint64_t)(cxy) << LPA_SHIFT) | (((uint64_t)(lpa)) & LPA_MASK))
[25]220
221#endif  /* HAL_TYPES_H_ */
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