| /* |
| * 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 */ |