diff options
Diffstat (limited to 'ANDROID_3.4.5/include/scsi/fc/fc_fcp.h')
| -rw-r--r-- | ANDROID_3.4.5/include/scsi/fc/fc_fcp.h | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/ANDROID_3.4.5/include/scsi/fc/fc_fcp.h b/ANDROID_3.4.5/include/scsi/fc/fc_fcp.h deleted file mode 100644 index 0d7d67e9..00000000 --- a/ANDROID_3.4.5/include/scsi/fc/fc_fcp.h +++ /dev/null @@ -1,210 +0,0 @@ -/* - * Copyright(c) 2007 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope 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., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * - * Maintained at www.Open-FCoE.org - */ - -#ifndef _FC_FCP_H_ -#define _FC_FCP_H_ - -#include <scsi/scsi.h> - -/* - * Fibre Channel Protocol for SCSI. - * From T10 FCP-3, T10 project 1560-D Rev 4, Sept. 13, 2005. - */ - -/* - * fc/fs.h defines FC_TYPE_FCP. - */ - -/* - * Service parameter page parameters (word 3 bits) for Process Login. - */ -#define FCP_SPPF_TASK_RETRY_ID 0x0200 /* task retry ID requested */ -#define FCP_SPPF_RETRY 0x0100 /* retry supported */ -#define FCP_SPPF_CONF_COMPL 0x0080 /* confirmed completion allowed */ -#define FCP_SPPF_OVLY_ALLOW 0x0040 /* data overlay allowed */ -#define FCP_SPPF_INIT_FCN 0x0020 /* initiator function */ -#define FCP_SPPF_TARG_FCN 0x0010 /* target function */ -#define FCP_SPPF_RD_XRDY_DIS 0x0002 /* disable XFER_RDY for reads */ -#define FCP_SPPF_WR_XRDY_DIS 0x0001 /* disable XFER_RDY for writes */ - -/* - * FCP_CMND IU Payload. - */ -struct fcp_cmnd { - struct scsi_lun fc_lun; /* logical unit number */ - __u8 fc_cmdref; /* command reference number */ - __u8 fc_pri_ta; /* priority and task attribute */ - __u8 fc_tm_flags; /* task management flags */ - __u8 fc_flags; /* additional len & flags */ - __u8 fc_cdb[16]; /* base CDB */ - __be32 fc_dl; /* data length (must follow fc_cdb) */ -}; - -#define FCP_CMND_LEN 32 /* expected length of structure */ - -struct fcp_cmnd32 { - struct scsi_lun fc_lun; /* logical unit number */ - __u8 fc_cmdref; /* command reference number */ - __u8 fc_pri_ta; /* priority and task attribute */ - __u8 fc_tm_flags; /* task management flags */ - __u8 fc_flags; /* additional len & flags */ - __u8 fc_cdb[32]; /* base CDB */ - __be32 fc_dl; /* data length (must follow fc_cdb) */ -}; - -#define FCP_CMND32_LEN 48 /* expected length of structure */ -#define FCP_CMND32_ADD_LEN (16 / 4) /* Additional cdb length */ - -/* - * fc_pri_ta. - */ -#define FCP_PTA_SIMPLE 0 /* simple task attribute */ -#define FCP_PTA_HEADQ 1 /* head of queue task attribute */ -#define FCP_PTA_ORDERED 2 /* ordered task attribute */ -#define FCP_PTA_ACA 4 /* auto. contingent allegiance */ -#define FCP_PTA_MASK 7 /* mask for task attribute field */ -#define FCP_PRI_SHIFT 3 /* priority field starts in bit 3 */ -#define FCP_PRI_RESVD_MASK 0x80 /* reserved bits in priority field */ - -/* - * fc_tm_flags - task management flags field. - */ -#define FCP_TMF_CLR_ACA 0x40 /* clear ACA condition */ -#define FCP_TMF_TGT_RESET 0x20 /* target reset task management, - deprecated as of FCP-3 */ -#define FCP_TMF_LUN_RESET 0x10 /* logical unit reset task management */ -#define FCP_TMF_CLR_TASK_SET 0x04 /* clear task set */ -#define FCP_TMF_ABT_TASK_SET 0x02 /* abort task set */ - -/* - * fc_flags. - * Bits 7:2 are the additional FCP_CDB length / 4. - */ -#define FCP_CFL_LEN_MASK 0xfc /* mask for additional length */ -#define FCP_CFL_LEN_SHIFT 2 /* shift bits for additional length */ -#define FCP_CFL_RDDATA 0x02 /* read data */ -#define FCP_CFL_WRDATA 0x01 /* write data */ - -/* - * FCP_TXRDY IU - transfer ready payload. - */ -struct fcp_txrdy { - __be32 ft_data_ro; /* data relative offset */ - __be32 ft_burst_len; /* burst length */ - __u8 _ft_resvd[4]; /* reserved */ -}; - -#define FCP_TXRDY_LEN 12 /* expected length of structure */ - -/* - * FCP_RESP IU - response payload. - * - * The response payload comes in three parts: the flags/status, the - * sense/response lengths and the sense data/response info section. - * - * From FCP3r04, note 6 of section 9.5.13: - * - * Some early implementations presented the FCP_RSP IU without the FCP_RESID, - * FCP_SNS_LEN, and FCP_RSP_LEN fields if the FCP_RESID_UNDER, FCP_RESID_OVER, - * FCP_SNS_LEN_VALID, and FCP_RSP_LEN_VALID bits were all set to zero. This - * non-standard behavior should be tolerated. - * - * All response frames will always contain the fcp_resp template. Some - * will also include the fcp_resp_len template. - */ -struct fcp_resp { - __u8 _fr_resvd[8]; /* reserved */ - __be16 fr_retry_delay; /* retry delay timer */ - __u8 fr_flags; /* flags */ - __u8 fr_status; /* SCSI status code */ -}; - -#define FCP_RESP_LEN 12 /* expected length of structure */ - -struct fcp_resp_ext { - __be32 fr_resid; /* Residual value */ - __be32 fr_sns_len; /* SCSI Sense length */ - __be32 fr_rsp_len; /* Response Info length */ - - /* - * Optionally followed by RSP info and/or SNS info and/or - * bidirectional read residual length, if any. - */ -}; - -#define FCP_RESP_EXT_LEN 12 /* expected length of the structure */ - -struct fcp_resp_rsp_info { - __u8 _fr_resvd[3]; /* reserved */ - __u8 rsp_code; /* Response Info Code */ - __u8 _fr_resvd2[4]; /* reserved */ -}; - -struct fcp_resp_with_ext { - struct fcp_resp resp; - struct fcp_resp_ext ext; -}; - -#define FCP_RESP_WITH_EXT (FCP_RESP_LEN + FCP_RESP_EXT_LEN) - -/* - * fr_flags. - */ -#define FCP_BIDI_RSP 0x80 /* bidirectional read response */ -#define FCP_BIDI_READ_UNDER 0x40 /* bidir. read less than requested */ -#define FCP_BIDI_READ_OVER 0x20 /* DL insufficient for full transfer */ -#define FCP_CONF_REQ 0x10 /* confirmation requested */ -#define FCP_RESID_UNDER 0x08 /* transfer shorter than expected */ -#define FCP_RESID_OVER 0x04 /* DL insufficient for full transfer */ -#define FCP_SNS_LEN_VAL 0x02 /* SNS_LEN field is valid */ -#define FCP_RSP_LEN_VAL 0x01 /* RSP_LEN field is valid */ - -/* - * rsp_codes - */ -enum fcp_resp_rsp_codes { - FCP_TMF_CMPL = 0, - FCP_DATA_LEN_INVALID = 1, - FCP_CMND_FIELDS_INVALID = 2, - FCP_DATA_PARAM_MISMATCH = 3, - FCP_TMF_REJECTED = 4, - FCP_TMF_FAILED = 5, - FCP_TMF_INVALID_LUN = 9, -}; - -/* - * FCP SRR Link Service request - Sequence Retransmission Request. - */ -struct fcp_srr { - __u8 srr_op; /* opcode ELS_SRR */ - __u8 srr_resvd[3]; /* opcode / reserved - must be zero */ - __be16 srr_ox_id; /* OX_ID of failed command */ - __be16 srr_rx_id; /* RX_ID of failed command */ - __be32 srr_rel_off; /* relative offset */ - __u8 srr_r_ctl; /* r_ctl for the information unit */ - __u8 srr_resvd2[3]; /* reserved */ -}; - -/* - * Feature bits in name server FC-4 Features object. - */ -#define FCP_FEAT_TARG (1 << 0) /* target function supported */ -#define FCP_FEAT_INIT (1 << 1) /* initiator function supported */ - -#endif /* _FC_FCP_H_ */ |