forked from luck/tmp_suning_uos_patched
1a59d1b8e0
Based on 1 normalized pattern(s): 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 59 temple place suite 330 boston ma 02111 1307 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
202 lines
5.6 KiB
C
202 lines
5.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Device driver for the SYMBIOS/LSILOGIC 53C8XX and 53C1010 family
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* of PCI-SCSI IO processors.
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*
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* Copyright (C) 1999-2001 Gerard Roudier <groudier@free.fr>
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*
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* This driver is derived from the Linux sym53c8xx driver.
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* Copyright (C) 1998-2000 Gerard Roudier
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*
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* The sym53c8xx driver is derived from the ncr53c8xx driver that had been
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* a port of the FreeBSD ncr driver to Linux-1.2.13.
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*
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* The original ncr driver has been written for 386bsd and FreeBSD by
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* Wolfgang Stanglmeier <wolf@cologne.de>
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* Stefan Esser <se@mi.Uni-Koeln.de>
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* Copyright (C) 1994 Wolfgang Stanglmeier
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*
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* Other major contributions:
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*
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* NVRAM detection and reading.
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* Copyright (C) 1997 Richard Waltham <dormouse@farsrobt.demon.co.uk>
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*
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*-----------------------------------------------------------------------------
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*/
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#ifndef SYM_NVRAM_H
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#define SYM_NVRAM_H
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#include "sym53c8xx.h"
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/*
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* Symbios NVRAM data format
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*/
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#define SYMBIOS_NVRAM_SIZE 368
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#define SYMBIOS_NVRAM_ADDRESS 0x100
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struct Symbios_nvram {
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/* Header 6 bytes */
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u_short type; /* 0x0000 */
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u_short byte_count; /* excluding header/trailer */
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u_short checksum;
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/* Controller set up 20 bytes */
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u_char v_major; /* 0x00 */
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u_char v_minor; /* 0x30 */
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u32 boot_crc;
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u_short flags;
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#define SYMBIOS_SCAM_ENABLE (1)
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#define SYMBIOS_PARITY_ENABLE (1<<1)
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#define SYMBIOS_VERBOSE_MSGS (1<<2)
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#define SYMBIOS_CHS_MAPPING (1<<3)
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#define SYMBIOS_NO_NVRAM (1<<3) /* ??? */
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u_short flags1;
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#define SYMBIOS_SCAN_HI_LO (1)
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u_short term_state;
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#define SYMBIOS_TERM_CANT_PROGRAM (0)
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#define SYMBIOS_TERM_ENABLED (1)
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#define SYMBIOS_TERM_DISABLED (2)
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u_short rmvbl_flags;
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#define SYMBIOS_RMVBL_NO_SUPPORT (0)
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#define SYMBIOS_RMVBL_BOOT_DEVICE (1)
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#define SYMBIOS_RMVBL_MEDIA_INSTALLED (2)
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u_char host_id;
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u_char num_hba; /* 0x04 */
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u_char num_devices; /* 0x10 */
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u_char max_scam_devices; /* 0x04 */
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u_char num_valid_scam_devices; /* 0x00 */
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u_char flags2;
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#define SYMBIOS_AVOID_BUS_RESET (1<<2)
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/* Boot order 14 bytes * 4 */
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struct Symbios_host{
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u_short type; /* 4:8xx / 0:nok */
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u_short device_id; /* PCI device id */
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u_short vendor_id; /* PCI vendor id */
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u_char bus_nr; /* PCI bus number */
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u_char device_fn; /* PCI device/function number << 3*/
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u_short word8;
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u_short flags;
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#define SYMBIOS_INIT_SCAN_AT_BOOT (1)
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u_short io_port; /* PCI io_port address */
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} host[4];
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/* Targets 8 bytes * 16 */
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struct Symbios_target {
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u_char flags;
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#define SYMBIOS_DISCONNECT_ENABLE (1)
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#define SYMBIOS_SCAN_AT_BOOT_TIME (1<<1)
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#define SYMBIOS_SCAN_LUNS (1<<2)
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#define SYMBIOS_QUEUE_TAGS_ENABLED (1<<3)
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u_char rsvd;
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u_char bus_width; /* 0x08/0x10 */
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u_char sync_offset;
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u_short sync_period; /* 4*period factor */
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u_short timeout;
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} target[16];
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/* Scam table 8 bytes * 4 */
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struct Symbios_scam {
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u_short id;
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u_short method;
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#define SYMBIOS_SCAM_DEFAULT_METHOD (0)
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#define SYMBIOS_SCAM_DONT_ASSIGN (1)
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#define SYMBIOS_SCAM_SET_SPECIFIC_ID (2)
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#define SYMBIOS_SCAM_USE_ORDER_GIVEN (3)
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u_short status;
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#define SYMBIOS_SCAM_UNKNOWN (0)
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#define SYMBIOS_SCAM_DEVICE_NOT_FOUND (1)
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#define SYMBIOS_SCAM_ID_NOT_SET (2)
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#define SYMBIOS_SCAM_ID_VALID (3)
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u_char target_id;
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u_char rsvd;
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} scam[4];
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u_char spare_devices[15*8];
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u_char trailer[6]; /* 0xfe 0xfe 0x00 0x00 0x00 0x00 */
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};
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typedef struct Symbios_nvram Symbios_nvram;
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typedef struct Symbios_host Symbios_host;
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typedef struct Symbios_target Symbios_target;
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typedef struct Symbios_scam Symbios_scam;
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/*
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* Tekram NvRAM data format.
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*/
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#define TEKRAM_NVRAM_SIZE 64
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#define TEKRAM_93C46_NVRAM_ADDRESS 0
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#define TEKRAM_24C16_NVRAM_ADDRESS 0x40
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struct Tekram_nvram {
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struct Tekram_target {
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u_char flags;
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#define TEKRAM_PARITY_CHECK (1)
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#define TEKRAM_SYNC_NEGO (1<<1)
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#define TEKRAM_DISCONNECT_ENABLE (1<<2)
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#define TEKRAM_START_CMD (1<<3)
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#define TEKRAM_TAGGED_COMMANDS (1<<4)
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#define TEKRAM_WIDE_NEGO (1<<5)
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u_char sync_index;
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u_short word2;
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} target[16];
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u_char host_id;
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u_char flags;
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#define TEKRAM_MORE_THAN_2_DRIVES (1)
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#define TEKRAM_DRIVES_SUP_1GB (1<<1)
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#define TEKRAM_RESET_ON_POWER_ON (1<<2)
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#define TEKRAM_ACTIVE_NEGATION (1<<3)
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#define TEKRAM_IMMEDIATE_SEEK (1<<4)
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#define TEKRAM_SCAN_LUNS (1<<5)
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#define TEKRAM_REMOVABLE_FLAGS (3<<6) /* 0: disable; */
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/* 1: boot device; 2:all */
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u_char boot_delay_index;
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u_char max_tags_index;
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u_short flags1;
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#define TEKRAM_F2_F6_ENABLED (1)
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u_short spare[29];
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};
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typedef struct Tekram_nvram Tekram_nvram;
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typedef struct Tekram_target Tekram_target;
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#ifndef CONFIG_PARISC
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struct pdc_initiator { int dummy; };
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#endif
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/*
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* Union of supported NVRAM formats.
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*/
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struct sym_nvram {
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int type;
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#define SYM_SYMBIOS_NVRAM (1)
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#define SYM_TEKRAM_NVRAM (2)
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#define SYM_PARISC_PDC (3)
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#if SYM_CONF_NVRAM_SUPPORT
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union {
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Symbios_nvram Symbios;
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Tekram_nvram Tekram;
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struct pdc_initiator parisc;
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} data;
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#endif
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};
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#if SYM_CONF_NVRAM_SUPPORT
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void sym_nvram_setup_host(struct Scsi_Host *shost, struct sym_hcb *np, struct sym_nvram *nvram);
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void sym_nvram_setup_target (struct sym_tcb *tp, int target, struct sym_nvram *nvp);
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int sym_read_nvram (struct sym_device *np, struct sym_nvram *nvp);
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char *sym_nvram_type(struct sym_nvram *nvp);
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#else
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static inline void sym_nvram_setup_host(struct Scsi_Host *shost, struct sym_hcb *np, struct sym_nvram *nvram) { }
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static inline void sym_nvram_setup_target(struct sym_tcb *tp, struct sym_nvram *nvram) { }
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static inline int sym_read_nvram(struct sym_device *np, struct sym_nvram *nvp)
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{
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nvp->type = 0;
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return 0;
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}
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static inline char *sym_nvram_type(struct sym_nvram *nvp)
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{
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return "No NVRAM";
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}
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#endif
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#endif /* SYM_NVRAM_H */
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