/****************************************************************************** ** Device driver for the PCI-SCSI NCR538XX controller family. ** ** Copyright (C) 1994 Wolfgang Stanglmeier ** ** This program is free software; you can redistribute it and/or modify ** it under the terms of the GNU General Public License as published by ** the Free Software Foundation; either version 2 of the License, or ** (at your option) any later version. ** ** This program is distributed in the hope that it will be useful, ** but WITHOUT ANY WARRANTY; without even the implied warranty of ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** GNU General Public License for more details. ** ** You should have received a copy of the GNU General Public License ** along with this program; if not, write to the Free Software ** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. ** **----------------------------------------------------------------------------- ** ** This driver has been ported to Linux from the FreeBSD NCR53C8XX driver ** and is currently maintained by ** ** Gerard Roudier <groudier@free.fr> ** ** Being given that this driver originates from the FreeBSD version, and ** in order to keep synergy on both, any suggested enhancements and corrections ** received on Linux are automatically a potential candidate for the FreeBSD ** version. ** ** The original driver has been written for 386bsd and FreeBSD by ** Wolfgang Stanglmeier <wolf@cologne.de> ** Stefan Esser <se@mi.Uni-Koeln.de> ** ** And has been ported to NetBSD by ** Charles M. Hannum <mycroft@gnu.ai.mit.edu> ** ******************************************************************************* */ #ifndef NCR53C8XX_H #define NCR53C8XX_H #include <scsi/scsi_host.h> #include "sym53c8xx_defs.h" /* Build a scatter/gather entry. see sym53c8xx_2/sym_hipd.h for more detailed sym_build_sge() implementation ;) */ #define ncr_build_sge(np, data, badd, len) \ do { \ (data)->addr = cpu_to_scr(badd); \ (data)->size = cpu_to_scr(len); \ } while (0) /*========================================================== ** ** Structures used by the detection routine to transmit ** device configuration to the attach function. ** **========================================================== */ struct ncr_slot { u_long base; u_long base_2; u_long base_c; u_long base_2_c; void __iomem *base_v; void __iomem *base_2_v; int irq; /* port and reg fields to use INB, OUTB macros */ volatile struct ncr_reg __iomem *reg; }; /*========================================================== ** ** Structure used by detection routine to save data on ** each detected board for attach. ** **========================================================== */ struct ncr_device { struct device *dev; struct ncr_slot slot; struct ncr_chip chip; u_char host_id; u8 differential; }; extern struct Scsi_Host *ncr_attach(struct scsi_host_template *tpnt, int unit, struct ncr_device *device); extern int ncr53c8xx_release(struct Scsi_Host *host); irqreturn_t ncr53c8xx_intr(int irq, void *dev_id, struct pt_regs * regs); extern int ncr53c8xx_init(void); extern void ncr53c8xx_exit(void); #endif /* NCR53C8XX_H */