| [16] | 1 | /* |
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| 2 | * hal_syscall.h - Architecture specific syscall handler API definition. |
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| [17] | 3 | * |
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| [16] | 4 | * Author Alain Greiner (2016,2017) |
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| 5 | * |
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| 6 | * Copyright (c) UPMC Sorbonne Universites |
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| 7 | * |
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| 8 | * This file is part of ALMOS-MKH. |
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| 9 | * |
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| 10 | * ALMOS-MKH is free software; you can redistribute it and/or modify it |
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| 11 | * under the terms of the GNU General Public License as published by |
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| 12 | * the Free Software Foundation; version 2.0 of the License. |
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| 13 | * |
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| 14 | * ALMOS-MKH is distributed in the hope that it will be useful, but |
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| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 17 | * General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, |
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| 21 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 22 | */ |
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| 23 | |
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| 24 | #ifndef _HAL_SYSCALL_H_ |
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| 25 | #define _HAL_SYSCALL_H_ |
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| 26 | |
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| 27 | #include <hal_types.h> |
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| 28 | |
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| 29 | ////////////////////////////////////////////////////////////////////////////////////////// |
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| [17] | 30 | // ARchitecture specific syscall handler API |
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| [16] | 31 | // |
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| [17] | 32 | // The calling thread context has been saved in the cpu_uzone array, |
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| [16] | 33 | // stored in the user thread descriptor by the hal_kentry function. |
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| 34 | // The architecture specific handler must use this array to get the syscall |
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| 35 | // index and the arguments values. |
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| 36 | // |
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| 37 | // Any architecture specific implementation must implement this API. |
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| 38 | ////////////////////////////////////////////////////////////////////////////////////////// |
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| 39 | |
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| 40 | /**** forward declaration ****/ |
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| 41 | |
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| 42 | struct thread_s; |
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| 43 | |
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| 44 | |
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| 45 | /***************************************************************************************** |
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| 46 | * This function implements the ALMOS-MKH syscall handler. |
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| 47 | ***************************************************************************************** |
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| 48 | * @ this : pointer on the calling thread. |
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| 49 | * @ regs_tbl : array containing the core registers values, saved by hal_kentry. |
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| 50 | ****************************************************************************************/ |
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| 51 | void hal_do_syscall( struct thread_s * this, |
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| 52 | reg_t * regs_tbl ); |
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| 53 | |
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| 54 | |
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| 55 | #endif // _HAL_SYSCALL_H_ |
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