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| 2 | pj | 1 | /* |
| 2 | * Project: S.Ha.R.K. |
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| 3 | * |
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| 4 | * Coordinators: |
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| 5 | * Giorgio Buttazzo <giorgio@sssup.it> |
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| 6 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 7 | * |
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| 8 | * Authors : |
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| 9 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 10 | * Massimiliano Giorgi <massy@gandalf.sssup.it> |
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| 11 | * Luca Abeni <luca@gandalf.sssup.it> |
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| 12 | * (see the web pages for full authors list) |
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| 13 | * |
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| 14 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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| 15 | * |
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| 16 | * http://www.sssup.it |
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| 17 | * http://retis.sssup.it |
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| 18 | * http://shark.sssup.it |
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| 19 | */ |
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| 20 | |||
| 21 | /* |
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| 22 | * Copyright (C) 1999,2000 Massimiliano Giorgi |
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| 23 | * |
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| 24 | * This program is free software; you can redistribute it and/or modify |
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| 25 | * it under the terms of the GNU General Public License as published by |
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| 26 | * the Free Software Foundation; either version 2 of the License, or |
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| 27 | * (at your option) any later version. |
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| 28 | * |
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| 29 | * This program is distributed in the hope that it will be useful, |
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| 30 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 31 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 32 | * GNU General Public License for more details. |
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| 33 | * |
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| 34 | * You should have received a copy of the GNU General Public License |
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| 35 | * along with this program; if not, write to the Free Software |
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| 36 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 37 | * |
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| 38 | */ |
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| 39 | |||
| 40 | #ifndef __PSCAN_H |
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| 41 | #define __PSCAN_H |
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| 42 | |||
| 43 | #include "phdsk.h" |
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| 44 | #include "glue.h" |
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| 45 | |||
| 46 | /* must be in sync with <modules/bd_pscan.h> */ |
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| 47 | #define NUMPRIORITY 4 |
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| 48 | |||
| 49 | typedef struct TAGpscan_queue_t { |
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| 50 | struct phdskinfo *disk; |
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| 51 | /**/ |
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| 52 | __b_fastmutex_t mutex; |
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| 53 | int counter; |
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| 54 | int actprior; |
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| 55 | struct pscan_queues{ |
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| 56 | int dir; |
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| 57 | struct request_prologue *queue[2]; |
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| 58 | } pri[NUMPRIORITY]; |
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| 59 | } pscan_queue_t; |
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| 60 | |||
| 61 | struct request_specific { |
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| 62 | void *next; |
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| 63 | }; |
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| 64 | |||
| 65 | #define bqueue_t pscan_queue_t |
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| 66 | |||
| 67 | #define bqueue_init pscan_init |
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| 68 | #define bqueue_numelements pscan_numelements |
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| 69 | #define bqueue_insertrequest pscan_insertrequest |
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| 70 | #define bqueue_getrequest pscan_getrequest |
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| 71 | #define bqueue_removerequest pscan_removerequest |
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| 72 | |||
| 73 | #endif |