249 строки
9.6 KiB
C
249 строки
9.6 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_REGISTERS_H_
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#define _IOAT_REGISTERS_H_
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#define IOAT_PCI_DMACTRL_OFFSET 0x48
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#define IOAT_PCI_DMACTRL_DMA_EN 0x00000001
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#define IOAT_PCI_DMACTRL_MSI_EN 0x00000002
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#define IOAT_PCI_DEVICE_ID_OFFSET 0x02
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#define IOAT_PCI_DMAUNCERRSTS_OFFSET 0x148
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#define IOAT_PCI_CHANERRMASK_INT_OFFSET 0x184
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/* MMIO Device Registers */
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#define IOAT_CHANCNT_OFFSET 0x00 /* 8-bit */
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#define IOAT_XFERCAP_OFFSET 0x01 /* 8-bit */
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#define IOAT_XFERCAP_4KB 12
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#define IOAT_XFERCAP_8KB 13
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#define IOAT_XFERCAP_16KB 14
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#define IOAT_XFERCAP_32KB 15
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#define IOAT_XFERCAP_32GB 0
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#define IOAT_GENCTRL_OFFSET 0x02 /* 8-bit */
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#define IOAT_GENCTRL_DEBUG_EN 0x01
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#define IOAT_INTRCTRL_OFFSET 0x03 /* 8-bit */
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#define IOAT_INTRCTRL_MASTER_INT_EN 0x01 /* Master Interrupt Enable */
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#define IOAT_INTRCTRL_INT_STATUS 0x02 /* ATTNSTATUS -or- Channel Int */
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#define IOAT_INTRCTRL_INT 0x04 /* INT_STATUS -and- MASTER_INT_EN */
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#define IOAT_INTRCTRL_MSIX_VECTOR_CONTROL 0x08 /* Enable all MSI-X vectors */
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#define IOAT_ATTNSTATUS_OFFSET 0x04 /* Each bit is a channel */
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#define IOAT_VER_OFFSET 0x08 /* 8-bit */
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#define IOAT_VER_MAJOR_MASK 0xF0
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#define IOAT_VER_MINOR_MASK 0x0F
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#define GET_IOAT_VER_MAJOR(x) (((x) & IOAT_VER_MAJOR_MASK) >> 4)
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#define GET_IOAT_VER_MINOR(x) ((x) & IOAT_VER_MINOR_MASK)
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#define IOAT_PERPORTOFFSET_OFFSET 0x0A /* 16-bit */
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#define IOAT_INTRDELAY_OFFSET 0x0C /* 16-bit */
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#define IOAT_INTRDELAY_INT_DELAY_MASK 0x3FFF /* Interrupt Delay Time */
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#define IOAT_INTRDELAY_COALESE_SUPPORT 0x8000 /* Interrupt Coalescing Supported */
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#define IOAT_DEVICE_STATUS_OFFSET 0x0E /* 16-bit */
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#define IOAT_DEVICE_STATUS_DEGRADED_MODE 0x0001
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#define IOAT_DEVICE_MMIO_RESTRICTED 0x0002
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#define IOAT_DEVICE_MEMORY_BYPASS 0x0004
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#define IOAT_DEVICE_ADDRESS_REMAPPING 0x0008
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#define IOAT_DMA_CAP_OFFSET 0x10 /* 32-bit */
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#define IOAT_CAP_PAGE_BREAK 0x00000001
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#define IOAT_CAP_CRC 0x00000002
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#define IOAT_CAP_SKIP_MARKER 0x00000004
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#define IOAT_CAP_DCA 0x00000010
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#define IOAT_CAP_CRC_MOVE 0x00000020
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#define IOAT_CAP_FILL_BLOCK 0x00000040
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#define IOAT_CAP_APIC 0x00000080
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#define IOAT_CAP_XOR 0x00000100
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#define IOAT_CAP_PQ 0x00000200
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#define IOAT_CHANNEL_MMIO_SIZE 0x80 /* Each Channel MMIO space is this size */
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/* DMA Channel Registers */
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#define IOAT_CHANCTRL_OFFSET 0x00 /* 16-bit Channel Control Register */
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#define IOAT_CHANCTRL_CHANNEL_PRIORITY_MASK 0xF000
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#define IOAT3_CHANCTRL_COMPL_DCA_EN 0x0200
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#define IOAT_CHANCTRL_CHANNEL_IN_USE 0x0100
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#define IOAT_CHANCTRL_DESCRIPTOR_ADDR_SNOOP_CONTROL 0x0020
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#define IOAT_CHANCTRL_ERR_INT_EN 0x0010
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#define IOAT_CHANCTRL_ANY_ERR_ABORT_EN 0x0008
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#define IOAT_CHANCTRL_ERR_COMPLETION_EN 0x0004
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#define IOAT_CHANCTRL_INT_REARM 0x0001
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#define IOAT_CHANCTRL_RUN (IOAT_CHANCTRL_INT_REARM |\
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IOAT_CHANCTRL_ANY_ERR_ABORT_EN)
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#define IOAT_DMA_COMP_OFFSET 0x02 /* 16-bit DMA channel compatibility */
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#define IOAT_DMA_COMP_V1 0x0001 /* Compatibility with DMA version 1 */
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#define IOAT_DMA_COMP_V2 0x0002 /* Compatibility with DMA version 2 */
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#define IOAT1_CHANSTS_OFFSET 0x04 /* 64-bit Channel Status Register */
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#define IOAT2_CHANSTS_OFFSET 0x08 /* 64-bit Channel Status Register */
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#define IOAT_CHANSTS_OFFSET(ver) ((ver) < IOAT_VER_2_0 \
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? IOAT1_CHANSTS_OFFSET : IOAT2_CHANSTS_OFFSET)
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#define IOAT1_CHANSTS_OFFSET_LOW 0x04
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#define IOAT2_CHANSTS_OFFSET_LOW 0x08
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#define IOAT_CHANSTS_OFFSET_LOW(ver) ((ver) < IOAT_VER_2_0 \
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? IOAT1_CHANSTS_OFFSET_LOW : IOAT2_CHANSTS_OFFSET_LOW)
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#define IOAT1_CHANSTS_OFFSET_HIGH 0x08
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#define IOAT2_CHANSTS_OFFSET_HIGH 0x0C
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#define IOAT_CHANSTS_OFFSET_HIGH(ver) ((ver) < IOAT_VER_2_0 \
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? IOAT1_CHANSTS_OFFSET_HIGH : IOAT2_CHANSTS_OFFSET_HIGH)
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#define IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR (~0x3fULL)
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#define IOAT_CHANSTS_SOFT_ERR 0x10ULL
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#define IOAT_CHANSTS_UNAFFILIATED_ERR 0x8ULL
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#define IOAT_CHANSTS_STATUS 0x7ULL
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#define IOAT_CHANSTS_ACTIVE 0x0
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#define IOAT_CHANSTS_DONE 0x1
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#define IOAT_CHANSTS_SUSPENDED 0x2
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#define IOAT_CHANSTS_HALTED 0x3
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#define IOAT_CHAN_DMACOUNT_OFFSET 0x06 /* 16-bit DMA Count register */
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#define IOAT_DCACTRL_OFFSET 0x30 /* 32 bit Direct Cache Access Control Register */
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#define IOAT_DCACTRL_CMPL_WRITE_ENABLE 0x10000
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#define IOAT_DCACTRL_TARGET_CPU_MASK 0xFFFF /* APIC ID */
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/* CB DCA Memory Space Registers */
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#define IOAT_DCAOFFSET_OFFSET 0x14
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/* CB_BAR + IOAT_DCAOFFSET value */
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#define IOAT_DCA_VER_OFFSET 0x00
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#define IOAT_DCA_VER_MAJOR_MASK 0xF0
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#define IOAT_DCA_VER_MINOR_MASK 0x0F
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#define IOAT_DCA_COMP_OFFSET 0x02
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#define IOAT_DCA_COMP_V1 0x1
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#define IOAT_FSB_CAPABILITY_OFFSET 0x04
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#define IOAT_FSB_CAPABILITY_PREFETCH 0x1
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#define IOAT_PCI_CAPABILITY_OFFSET 0x06
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#define IOAT_PCI_CAPABILITY_MEMWR 0x1
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#define IOAT_FSB_CAP_ENABLE_OFFSET 0x08
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#define IOAT_FSB_CAP_ENABLE_PREFETCH 0x1
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#define IOAT_PCI_CAP_ENABLE_OFFSET 0x0A
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#define IOAT_PCI_CAP_ENABLE_MEMWR 0x1
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#define IOAT_APICID_TAG_MAP_OFFSET 0x0C
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#define IOAT_APICID_TAG_MAP_TAG0 0x0000000F
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#define IOAT_APICID_TAG_MAP_TAG0_SHIFT 0
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#define IOAT_APICID_TAG_MAP_TAG1 0x000000F0
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#define IOAT_APICID_TAG_MAP_TAG1_SHIFT 4
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#define IOAT_APICID_TAG_MAP_TAG2 0x00000F00
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#define IOAT_APICID_TAG_MAP_TAG2_SHIFT 8
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#define IOAT_APICID_TAG_MAP_TAG3 0x0000F000
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#define IOAT_APICID_TAG_MAP_TAG3_SHIFT 12
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#define IOAT_APICID_TAG_MAP_TAG4 0x000F0000
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#define IOAT_APICID_TAG_MAP_TAG4_SHIFT 16
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#define IOAT_APICID_TAG_CB2_VALID 0x8080808080
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#define IOAT_DCA_GREQID_OFFSET 0x10
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#define IOAT_DCA_GREQID_SIZE 0x04
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#define IOAT_DCA_GREQID_MASK 0xFFFF
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#define IOAT_DCA_GREQID_IGNOREFUN 0x10000000
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#define IOAT_DCA_GREQID_VALID 0x20000000
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#define IOAT_DCA_GREQID_LASTID 0x80000000
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#define IOAT3_CSI_CAPABILITY_OFFSET 0x08
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#define IOAT3_CSI_CAPABILITY_PREFETCH 0x1
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#define IOAT3_PCI_CAPABILITY_OFFSET 0x0A
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#define IOAT3_PCI_CAPABILITY_MEMWR 0x1
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#define IOAT3_CSI_CONTROL_OFFSET 0x0C
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#define IOAT3_CSI_CONTROL_PREFETCH 0x1
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#define IOAT3_PCI_CONTROL_OFFSET 0x0E
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#define IOAT3_PCI_CONTROL_MEMWR 0x1
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#define IOAT3_APICID_TAG_MAP_OFFSET 0x10
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#define IOAT3_APICID_TAG_MAP_OFFSET_LOW 0x10
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#define IOAT3_APICID_TAG_MAP_OFFSET_HIGH 0x14
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#define IOAT3_DCA_GREQID_OFFSET 0x02
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#define IOAT1_CHAINADDR_OFFSET 0x0C /* 64-bit Descriptor Chain Address Register */
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#define IOAT2_CHAINADDR_OFFSET 0x10 /* 64-bit Descriptor Chain Address Register */
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#define IOAT_CHAINADDR_OFFSET(ver) ((ver) < IOAT_VER_2_0 \
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? IOAT1_CHAINADDR_OFFSET : IOAT2_CHAINADDR_OFFSET)
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#define IOAT1_CHAINADDR_OFFSET_LOW 0x0C
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#define IOAT2_CHAINADDR_OFFSET_LOW 0x10
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#define IOAT_CHAINADDR_OFFSET_LOW(ver) ((ver) < IOAT_VER_2_0 \
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? IOAT1_CHAINADDR_OFFSET_LOW : IOAT2_CHAINADDR_OFFSET_LOW)
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#define IOAT1_CHAINADDR_OFFSET_HIGH 0x10
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#define IOAT2_CHAINADDR_OFFSET_HIGH 0x14
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#define IOAT_CHAINADDR_OFFSET_HIGH(ver) ((ver) < IOAT_VER_2_0 \
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? IOAT1_CHAINADDR_OFFSET_HIGH : IOAT2_CHAINADDR_OFFSET_HIGH)
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#define IOAT1_CHANCMD_OFFSET 0x14 /* 8-bit DMA Channel Command Register */
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#define IOAT2_CHANCMD_OFFSET 0x04 /* 8-bit DMA Channel Command Register */
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#define IOAT_CHANCMD_OFFSET(ver) ((ver) < IOAT_VER_2_0 \
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? IOAT1_CHANCMD_OFFSET : IOAT2_CHANCMD_OFFSET)
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#define IOAT_CHANCMD_RESET 0x20
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#define IOAT_CHANCMD_RESUME 0x10
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#define IOAT_CHANCMD_ABORT 0x08
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#define IOAT_CHANCMD_SUSPEND 0x04
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#define IOAT_CHANCMD_APPEND 0x02
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#define IOAT_CHANCMD_START 0x01
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#define IOAT_CHANCMP_OFFSET 0x18 /* 64-bit Channel Completion Address Register */
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#define IOAT_CHANCMP_OFFSET_LOW 0x18
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#define IOAT_CHANCMP_OFFSET_HIGH 0x1C
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#define IOAT_CDAR_OFFSET 0x20 /* 64-bit Current Descriptor Address Register */
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#define IOAT_CDAR_OFFSET_LOW 0x20
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#define IOAT_CDAR_OFFSET_HIGH 0x24
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#define IOAT_CHANERR_OFFSET 0x28 /* 32-bit Channel Error Register */
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#define IOAT_CHANERR_SRC_ADDR_ERR 0x0001
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#define IOAT_CHANERR_DEST_ADDR_ERR 0x0002
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#define IOAT_CHANERR_NEXT_ADDR_ERR 0x0004
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#define IOAT_CHANERR_NEXT_DESC_ALIGN_ERR 0x0008
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#define IOAT_CHANERR_CHAIN_ADDR_VALUE_ERR 0x0010
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#define IOAT_CHANERR_CHANCMD_ERR 0x0020
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#define IOAT_CHANERR_CHIPSET_UNCORRECTABLE_DATA_INTEGRITY_ERR 0x0040
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#define IOAT_CHANERR_DMA_UNCORRECTABLE_DATA_INTEGRITY_ERR 0x0080
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#define IOAT_CHANERR_READ_DATA_ERR 0x0100
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#define IOAT_CHANERR_WRITE_DATA_ERR 0x0200
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#define IOAT_CHANERR_CONTROL_ERR 0x0400
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#define IOAT_CHANERR_LENGTH_ERR 0x0800
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#define IOAT_CHANERR_COMPLETION_ADDR_ERR 0x1000
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#define IOAT_CHANERR_INT_CONFIGURATION_ERR 0x2000
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#define IOAT_CHANERR_SOFT_ERR 0x4000
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#define IOAT_CHANERR_UNAFFILIATED_ERR 0x8000
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#define IOAT_CHANERR_XOR_P_OR_CRC_ERR 0x10000
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#define IOAT_CHANERR_XOR_Q_ERR 0x20000
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#define IOAT_CHANERR_DESCRIPTOR_COUNT_ERR 0x40000
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#define IOAT_CHANERR_HANDLE_MASK (IOAT_CHANERR_XOR_P_OR_CRC_ERR | IOAT_CHANERR_XOR_Q_ERR)
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#define IOAT_CHANERR_MASK_OFFSET 0x2C /* 32-bit Channel Error Register */
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#endif /* _IOAT_REGISTERS_H_ */
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