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c7984f4e4e
This cleans up a mess of and'ing and or'ing bit definitions, and allows simple assignments from the specified dma_ctrl_flags parameter. Signed-off-by: Maciej Sosnowski <maciej.sosnowski@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
70 lines
2.0 KiB
C
70 lines
2.0 KiB
C
/*
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* Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The full GNU General Public License is included in this distribution in the
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* file called COPYING.
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*/
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#ifndef _IOAT_HW_H_
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#define _IOAT_HW_H_
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/* PCI Configuration Space Values */
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#define IOAT_PCI_VID 0x8086
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#define IOAT_MMIO_BAR 0
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/* CB device ID's */
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#define IOAT_PCI_DID_5000 0x1A38
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#define IOAT_PCI_DID_CNB 0x360B
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#define IOAT_PCI_DID_SCNB 0x65FF
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#define IOAT_PCI_DID_SNB 0x402F
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#define IOAT_PCI_RID 0x00
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#define IOAT_PCI_SVID 0x8086
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#define IOAT_PCI_SID 0x8086
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#define IOAT_VER_1_2 0x12 /* Version 1.2 */
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#define IOAT_VER_2_0 0x20 /* Version 2.0 */
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#define IOAT_VER_3_0 0x30 /* Version 3.0 */
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struct ioat_dma_descriptor {
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uint32_t size;
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union {
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uint32_t ctl;
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struct {
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unsigned int int_en:1;
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unsigned int src_snoop_dis:1;
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unsigned int dest_snoop_dis:1;
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unsigned int compl_write:1;
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unsigned int fence:1;
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unsigned int null:1;
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unsigned int src_brk:1;
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unsigned int dest_brk:1;
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unsigned int bundle:1;
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unsigned int dest_dca:1;
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unsigned int hint:1;
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unsigned int rsvd2:13;
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unsigned int op:8;
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} ctl_f;
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};
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uint64_t src_addr;
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uint64_t dst_addr;
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uint64_t next;
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uint64_t rsv1;
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uint64_t rsv2;
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uint64_t user1;
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uint64_t user2;
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};
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#endif
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