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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | /* * advansys.h - Linux Host Driver for AdvanSys SCSI Adapters * * Copyright (c) 1995-2000 Advanced System Products, Inc. * Copyright (c) 2000-2001 ConnectCom Solutions, Inc. * All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that redistributions of source * code retain the above copyright notice and this comment without * modification. * * As of March 8, 2000 Advanced System Products, Inc. (AdvanSys) * changed its name to ConnectCom Solutions, Inc. * * There is an AdvanSys Linux WWW page at: * http://www.connectcom.net/downloads/software/os/linux.html * http://www.advansys.com/linux.html * * The latest released version of the AdvanSys driver is available at: * ftp://ftp.advansys.com/pub/linux/linux.tgz * ftp://ftp.connectcom.net/pub/linux/linux.tgz * * Please send questions, comments, bug reports to: * linux@connectcom.net or bfrey@turbolinux.com.cn */ #ifndef _ADVANSYS_H #define _ADVANSYS_H #include <linux/config.h> #ifndef LINUX_VERSION_CODE #include <linux/version.h> #endif /* LINUX_VERSION_CODE */ /* Convert Linux Version, Patch-level, Sub-level to LINUX_VERSION_CODE. */ #define ASC_LINUX_VERSION(V, P, S) (((V) * 65536) + ((P) * 256) + (S)) /* Driver supported only in version 2.2 and version >= 2.4. */ #if LINUX_VERSION_CODE < ASC_LINUX_VERSION(2,2,0) || \ (LINUX_VERSION_CODE > ASC_LINUX_VERSION(2,3,0) && \ LINUX_VERSION_CODE < ASC_LINUX_VERSION(2,4,0)) #error "AdvanSys driver supported only in 2.2 and 2.4 or greater kernels." #endif #define ASC_LINUX_KERNEL22 (LINUX_VERSION_CODE < ASC_LINUX_VERSION(2,4,0)) #define ASC_LINUX_KERNEL24 (LINUX_VERSION_CODE >= ASC_LINUX_VERSION(2,4,0)) /* * Scsi_Host_Template function prototypes. */ int advansys_detect(Scsi_Host_Template *); int advansys_release(struct Scsi_Host *); const char *advansys_info(struct Scsi_Host *); int advansys_queuecommand(Scsi_Cmnd *, void (* done)(Scsi_Cmnd *)); int advansys_reset(Scsi_Cmnd *); int advansys_biosparam(Disk *, kdev_t, int[]); #ifdef CONFIG_PROC_FS #if LINUX_VERSION_CODE < ASC_LINUX_VERSION(2,3,28) extern struct proc_dir_entry proc_scsi_advansys; #endif /* version < v2.3.28 */ int advansys_proc_info(char *, char **, off_t, int, int, int); #else /* !defined(CONFIG_PROC_FS) */ #define advansys_proc_info NULL #endif /* !defined(CONFIG_PROC_FS) */ /* init/main.c setup function */ void advansys_setup(char *, int *); /* * AdvanSys Host Driver Scsi_Host_Template (struct SHT) from hosts.h. */ #if ASC_LINUX_KERNEL24 #define ADVANSYS { \ proc_name: "advansys", \ proc_info: advansys_proc_info, \ name: "advansys", \ detect: advansys_detect, \ release: advansys_release, \ info: advansys_info, \ queuecommand: advansys_queuecommand, \ use_new_eh_code: 1, \ eh_bus_reset_handler: advansys_reset, \ bios_param: advansys_biosparam, \ /* \ * Because the driver may control an ISA adapter 'unchecked_isa_dma' \ * must be set. The flag will be cleared in advansys_detect for non-ISA \ * adapters. Refer to the comment in scsi_module.c for more information. \ */ \ unchecked_isa_dma: 1, \ /* \ * All adapters controlled by this driver are capable of large \ * scatter-gather lists. According to the mid-level SCSI documentation \ * this obviates any performance gain provided by setting \ * 'use_clustering'. But empirically while CPU utilization is increased \ * by enabling clustering, I/O throughput increases as well. \ */ \ use_clustering: ENABLE_CLUSTERING, \ } #elif ASC_LINUX_KERNEL22 #define ADVANSYS { \ proc_info: advansys_proc_info, \ name: "advansys", \ detect: advansys_detect, \ release: advansys_release, \ info: advansys_info, \ queuecommand: advansys_queuecommand, \ use_new_eh_code: 1, \ eh_bus_reset_handler: advansys_reset, \ bios_param: advansys_biosparam, \ /* \ * Because the driver may control an ISA adapter 'unchecked_isa_dma' \ * must be set. The flag will be cleared in advansys_detect for non-ISA \ * adapters. Refer to the comment in scsi_module.c for more information. \ */ \ unchecked_isa_dma: 1, \ /* \ * All adapters controlled by this driver are capable of large \ * scatter-gather lists. According to the mid-level SCSI documentation \ * this obviates any performance gain provided by setting \ * 'use_clustering'. But empirically while CPU utilization is increased \ * by enabling clustering, I/O throughput increases as well. \ */ \ use_clustering: ENABLE_CLUSTERING, \ } #endif #endif /* _ADVANSYS_H */ |