| Yi Zou | e92cbea | 2009-05-13 13:10:01 +0000 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | |
| 3 | Intel 10 Gigabit PCI Express Linux driver |
| 4 | Copyright(c) 1999 - 2009 Intel Corporation. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify it |
| 7 | under the terms and conditions of the GNU General Public License, |
| 8 | version 2, as published by the Free Software Foundation. |
| 9 | |
| 10 | This program is distributed in the hope it will be useful, but WITHOUT |
| 11 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 13 | more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License along with |
| 16 | this program; if not, write to the Free Software Foundation, Inc., |
| 17 | 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | |
| 19 | The full GNU General Public License is included in this distribution in |
| 20 | the file called "COPYING". |
| 21 | |
| 22 | Contact Information: |
| 23 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| 24 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 25 | |
| 26 | *******************************************************************************/ |
| 27 | |
| 28 | #ifndef _IXGBE_FCOE_H |
| 29 | #define _IXGBE_FCOE_H |
| 30 | |
| Yi Zou | 3d8fd38 | 2009-06-08 14:38:44 +0000 | [diff] [blame] | 31 | #include <scsi/fc/fc_fs.h> |
| Yi Zou | e92cbea | 2009-05-13 13:10:01 +0000 | [diff] [blame] | 32 | #include <scsi/fc/fc_fcoe.h> |
| 33 | |
| 34 | /* shift bits within STAT fo FCSTAT */ |
| 35 | #define IXGBE_RXDADV_FCSTAT_SHIFT 4 |
| 36 | |
| 37 | /* ddp user buffer */ |
| 38 | #define IXGBE_BUFFCNT_MAX 256 /* 8 bits bufcnt */ |
| 39 | #define IXGBE_FCPTR_ALIGN 16 |
| 40 | #define IXGBE_FCPTR_MAX (IXGBE_BUFFCNT_MAX * sizeof(dma_addr_t)) |
| 41 | #define IXGBE_FCBUFF_4KB 0x0 |
| 42 | #define IXGBE_FCBUFF_8KB 0x1 |
| 43 | #define IXGBE_FCBUFF_16KB 0x2 |
| 44 | #define IXGBE_FCBUFF_64KB 0x3 |
| 45 | #define IXGBE_FCBUFF_MAX 65536 /* 64KB max */ |
| 46 | #define IXGBE_FCBUFF_MIN 4096 /* 4KB min */ |
| 47 | #define IXGBE_FCOE_DDP_MAX 512 /* 9 bits xid */ |
| 48 | |
| 49 | /* fcerr */ |
| 50 | #define IXGBE_FCERR_BADCRC 0x00100000 |
| 51 | |
| 52 | struct ixgbe_fcoe_ddp { |
| 53 | int len; |
| 54 | u32 err; |
| 55 | unsigned int sgc; |
| 56 | struct scatterlist *sgl; |
| 57 | dma_addr_t udp; |
| Yi Zou | d0ed893 | 2009-05-13 13:11:29 +0000 | [diff] [blame] | 58 | u64 *udl; |
| Yi Zou | e92cbea | 2009-05-13 13:10:01 +0000 | [diff] [blame] | 59 | }; |
| 60 | |
| 61 | struct ixgbe_fcoe { |
| 62 | spinlock_t lock; |
| 63 | struct pci_pool *pool; |
| 64 | struct ixgbe_fcoe_ddp ddp[IXGBE_FCOE_DDP_MAX]; |
| 65 | }; |
| 66 | |
| 67 | #endif /* _IXGBE_FCOE_H */ |