| /* |
| * This file is provided under a GPLv2 license. When using or |
| * redistributing this file, you may do so under that license. |
| * |
| * GPL LICENSE SUMMARY |
| * |
| * Copyright (C) 2016-2018 T-Platforms JSC 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 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, one can be found http://www.gnu.org/licenses/. |
| * |
| * The full GNU General Public License is included in this distribution in |
| * the file called "COPYING". |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * IDT PCIe-switch NTB Linux driver |
| * |
| * Contact Information: |
| * Serge Semin <fancer.lancer@gmail.com>, <Sergey.Semin@t-platforms.ru> |
| */ |
| |
| #ifndef NTB_HW_IDT_H |
| #define NTB_HW_IDT_H |
| |
| #include <linux/types.h> |
| #include <linux/pci.h> |
| #include <linux/pci_ids.h> |
| #include <linux/interrupt.h> |
| #include <linux/spinlock.h> |
| #include <linux/mutex.h> |
| #include <linux/ntb.h> |
| |
| /* |
| * Macro is used to create the struct pci_device_id that matches |
| * the supported IDT PCIe-switches |
| * @devname: Capitalized name of the particular device |
| * @data: Variable passed to the driver of the particular device |
| */ |
| #define IDT_PCI_DEVICE_IDS(devname, data) \ |
| .vendor = PCI_VENDOR_ID_IDT, .device = PCI_DEVICE_ID_IDT_##devname, \ |
| .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \ |
| .class = (PCI_CLASS_BRIDGE_OTHER << 8), .class_mask = (0xFFFF00), \ |
| .driver_data = (kernel_ulong_t)&data |
| |
| /* |
| * IDT PCIe-switches device IDs |
| */ |
| #define PCI_DEVICE_ID_IDT_89HPES24NT6AG2 0x8091 |
| #define PCI_DEVICE_ID_IDT_89HPES32NT8AG2 0x808F |
| #define PCI_DEVICE_ID_IDT_89HPES32NT8BG2 0x8088 |
| #define PCI_DEVICE_ID_IDT_89HPES12NT12G2 0x8092 |
| #define PCI_DEVICE_ID_IDT_89HPES16NT16G2 0x8090 |
| #define PCI_DEVICE_ID_IDT_89HPES24NT24G2 0x808E |
| #define PCI_DEVICE_ID_IDT_89HPES32NT24AG2 0x808C |
| #define PCI_DEVICE_ID_IDT_89HPES32NT24BG2 0x808A |
| |
| /* |
| * NT-function Configuration Space registers |
| * NOTE 1) The IDT PCIe-switch internal data is little-endian |
| * so it must be taken into account in the driver |
| * internals. |
| * 2) Additionally the registers should be accessed either |
| * with byte-enables corresponding to their native size or |
| * the size of one DWORD |
| * |
| * So to simplify the driver code, there is only DWORD-sized read/write |
| * operations utilized. |
| */ |
| /* PCI Express Configuration Space */ |
| /* PCI Express command/status register (DWORD) */ |
| #define IDT_NT_PCICMDSTS 0x00004U |
| /* PCI Express Device Capabilities (DWORD) */ |
| #define IDT_NT_PCIEDCAP 0x00044U |
| /* PCI Express Device Control/Status (WORD+WORD) */ |
| #define IDT_NT_PCIEDCTLSTS 0x00048U |
| /* PCI Express Link Capabilities (DWORD) */ |
| #define IDT_NT_PCIELCAP 0x0004CU |
| /* PCI Express Link Control/Status (WORD+WORD) */ |
| #define IDT_NT_PCIELCTLSTS 0x00050U |
| /* PCI Express Device Capabilities 2 (DWORD) */ |
| #define IDT_NT_PCIEDCAP2 0x00064U |
| /* PCI Express Device Control 2 (WORD+WORD) */ |
| #define IDT_NT_PCIEDCTL2 0x00068U |
| /* PCI Power Management Control and Status (DWORD) */ |
| #define IDT_NT_PMCSR 0x000C4U |
| /*==========================================*/ |
| /* IDT Proprietary NT-port-specific registers */ |
| /* NT-function main control registers */ |
| /* NT Endpoint Control (DWORD) */ |
| #define IDT_NT_NTCTL 0x00400U |
| /* NT Endpoint Interrupt Status/Mask (DWORD) */ |
| #define IDT_NT_NTINTSTS 0x00404U |
| #define IDT_NT_NTINTMSK 0x00408U |
| /* NT Endpoint Signal Data (DWORD) */ |
| #define IDT_NT_NTSDATA 0x0040CU |
| /* NT Endpoint Global Signal (DWORD) */ |
| #define IDT_NT_NTGSIGNAL 0x00410U |
| /* Internal Error Reporting Mask 0/1 (DWORD) */ |
| #define IDT_NT_NTIERRORMSK0 0x00414U |
| #define IDT_NT_NTIERRORMSK1 0x00418U |
| /* Doorbel registers */ |
| /* NT Outbound Doorbell Set (DWORD) */ |
| #define IDT_NT_OUTDBELLSET 0x00420U |
| /* NT Inbound Doorbell Status/Mask (DWORD) */ |
| #define IDT_NT_INDBELLSTS 0x00428U |
| #define IDT_NT_INDBELLMSK 0x0042CU |
| /* Message registers */ |
| /* Outbound Message N (DWORD) */ |
| #define IDT_NT_OUTMSG0 0x00430U |
| #define IDT_NT_OUTMSG1 0x00434U |
| #define IDT_NT_OUTMSG2 0x00438U |
| #define IDT_NT_OUTMSG3 0x0043CU |
| /* Inbound Message N (DWORD) */ |
| #define IDT_NT_INMSG0 0x00440U |
| #define IDT_NT_INMSG1 0x00444U |
| #define IDT_NT_INMSG2 0x00448U |
| #define IDT_NT_INMSG3 0x0044CU |
| /* Inbound Message Source N (DWORD) */ |
| #define IDT_NT_INMSGSRC0 0x00450U |
| #define IDT_NT_INMSGSRC1 0x00454U |
| #define IDT_NT_INMSGSRC2 0x00458U |
| #define IDT_NT_INMSGSRC3 0x0045CU |
| /* Message Status (DWORD) */ |
| #define IDT_NT_MSGSTS 0x00460U |
| /* Message Status Mask (DWORD) */ |
| #define IDT_NT_MSGSTSMSK 0x00464U |
| /* BAR-setup registers */ |
| /* BAR N Setup/Limit Address/Lower and Upper Translated Base Address (DWORD) */ |
| #define IDT_NT_BARSETUP0 0x00470U |
| #define IDT_NT_BARLIMIT0 0x00474U |
| #define IDT_NT_BARLTBASE0 0x00478U |
| #define IDT_NT_BARUTBASE0 0x0047CU |
| #define IDT_NT_BARSETUP1 0x00480U |
| #define IDT_NT_BARLIMIT1 0x00484U |
| #define IDT_NT_BARLTBASE1 0x00488U |
| #define IDT_NT_BARUTBASE1 0x0048CU |
| #define IDT_NT_BARSETUP2 0x00490U |
| #define IDT_NT_BARLIMIT2 0x00494U |
| #define IDT_NT_BARLTBASE2 0x00498U |
| #define IDT_NT_BARUTBASE2 0x0049CU |
| #define IDT_NT_BARSETUP3 0x004A0U |
| #define IDT_NT_BARLIMIT3 0x004A4U |
| #define IDT_NT_BARLTBASE3 0x004A8U |
| #define IDT_NT_BARUTBASE3 0x004ACU |
| #define IDT_NT_BARSETUP4 0x004B0U |
| #define IDT_NT_BARLIMIT4 0x004B4U |
| #define IDT_NT_BARLTBASE4 0x004B8U |
| #define IDT_NT_BARUTBASE4 0x004BCU |
| #define IDT_NT_BARSETUP5 0x004C0U |
| #define IDT_NT_BARLIMIT5 0x004C4U |
| #define IDT_NT_BARLTBASE5 0x004C8U |
| #define IDT_NT_BARUTBASE5 0x004CCU |
| /* NT mapping table registers */ |
| /* NT Mapping Table Address/Status/Data (DWORD) */ |
| #define IDT_NT_NTMTBLADDR 0x004D0U |
| #define IDT_NT_NTMTBLSTS 0x004D4U |
| #define IDT_NT_NTMTBLDATA 0x004D8U |
| /* Requester ID (Bus:Device:Function) Capture (DWORD) */ |
| #define IDT_NT_REQIDCAP 0x004DCU |
| /* Memory Windows Lookup table registers */ |
| /* Lookup Table Offset/Lower, Middle and Upper data (DWORD) */ |
| #define IDT_NT_LUTOFFSET 0x004E0U |
| #define IDT_NT_LUTLDATA 0x004E4U |
| #define IDT_NT_LUTMDATA 0x004E8U |
| #define IDT_NT_LUTUDATA 0x004ECU |
| /* NT Endpoint Uncorrectable/Correctable Errors Emulation registers (DWORD) */ |
| #define IDT_NT_NTUEEM 0x004F0U |
| #define IDT_NT_NTCEEM 0x004F4U |
| /* Global Address Space Access/Data registers (DWARD) */ |
| #define IDT_NT_GASAADDR 0x00FF8U |
| #define IDT_NT_GASADATA 0x00FFCU |
| |
| /* |
| * IDT PCIe-switch Global Configuration and Status registers |
| */ |
| /* Port N Configuration register in global space */ |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP0_PCIECMDSTS 0x01004U |
| #define IDT_SW_NTP0_PCIELCTLSTS 0x01050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP0_NTCTL 0x01400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP0_BARSETUP0 0x01470U |
| #define IDT_SW_NTP0_BARLIMIT0 0x01474U |
| #define IDT_SW_NTP0_BARLTBASE0 0x01478U |
| #define IDT_SW_NTP0_BARUTBASE0 0x0147CU |
| #define IDT_SW_NTP0_BARSETUP1 0x01480U |
| #define IDT_SW_NTP0_BARLIMIT1 0x01484U |
| #define IDT_SW_NTP0_BARLTBASE1 0x01488U |
| #define IDT_SW_NTP0_BARUTBASE1 0x0148CU |
| #define IDT_SW_NTP0_BARSETUP2 0x01490U |
| #define IDT_SW_NTP0_BARLIMIT2 0x01494U |
| #define IDT_SW_NTP0_BARLTBASE2 0x01498U |
| #define IDT_SW_NTP0_BARUTBASE2 0x0149CU |
| #define IDT_SW_NTP0_BARSETUP3 0x014A0U |
| #define IDT_SW_NTP0_BARLIMIT3 0x014A4U |
| #define IDT_SW_NTP0_BARLTBASE3 0x014A8U |
| #define IDT_SW_NTP0_BARUTBASE3 0x014ACU |
| #define IDT_SW_NTP0_BARSETUP4 0x014B0U |
| #define IDT_SW_NTP0_BARLIMIT4 0x014B4U |
| #define IDT_SW_NTP0_BARLTBASE4 0x014B8U |
| #define IDT_SW_NTP0_BARUTBASE4 0x014BCU |
| #define IDT_SW_NTP0_BARSETUP5 0x014C0U |
| #define IDT_SW_NTP0_BARLIMIT5 0x014C4U |
| #define IDT_SW_NTP0_BARLTBASE5 0x014C8U |
| #define IDT_SW_NTP0_BARUTBASE5 0x014CCU |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP2_PCIECMDSTS 0x05004U |
| #define IDT_SW_NTP2_PCIELCTLSTS 0x05050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP2_NTCTL 0x05400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP2_BARSETUP0 0x05470U |
| #define IDT_SW_NTP2_BARLIMIT0 0x05474U |
| #define IDT_SW_NTP2_BARLTBASE0 0x05478U |
| #define IDT_SW_NTP2_BARUTBASE0 0x0547CU |
| #define IDT_SW_NTP2_BARSETUP1 0x05480U |
| #define IDT_SW_NTP2_BARLIMIT1 0x05484U |
| #define IDT_SW_NTP2_BARLTBASE1 0x05488U |
| #define IDT_SW_NTP2_BARUTBASE1 0x0548CU |
| #define IDT_SW_NTP2_BARSETUP2 0x05490U |
| #define IDT_SW_NTP2_BARLIMIT2 0x05494U |
| #define IDT_SW_NTP2_BARLTBASE2 0x05498U |
| #define IDT_SW_NTP2_BARUTBASE2 0x0549CU |
| #define IDT_SW_NTP2_BARSETUP3 0x054A0U |
| #define IDT_SW_NTP2_BARLIMIT3 0x054A4U |
| #define IDT_SW_NTP2_BARLTBASE3 0x054A8U |
| #define IDT_SW_NTP2_BARUTBASE3 0x054ACU |
| #define IDT_SW_NTP2_BARSETUP4 0x054B0U |
| #define IDT_SW_NTP2_BARLIMIT4 0x054B4U |
| #define IDT_SW_NTP2_BARLTBASE4 0x054B8U |
| #define IDT_SW_NTP2_BARUTBASE4 0x054BCU |
| #define IDT_SW_NTP2_BARSETUP5 0x054C0U |
| #define IDT_SW_NTP2_BARLIMIT5 0x054C4U |
| #define IDT_SW_NTP2_BARLTBASE5 0x054C8U |
| #define IDT_SW_NTP2_BARUTBASE5 0x054CCU |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP4_PCIECMDSTS 0x09004U |
| #define IDT_SW_NTP4_PCIELCTLSTS 0x09050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP4_NTCTL 0x09400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP4_BARSETUP0 0x09470U |
| #define IDT_SW_NTP4_BARLIMIT0 0x09474U |
| #define IDT_SW_NTP4_BARLTBASE0 0x09478U |
| #define IDT_SW_NTP4_BARUTBASE0 0x0947CU |
| #define IDT_SW_NTP4_BARSETUP1 0x09480U |
| #define IDT_SW_NTP4_BARLIMIT1 0x09484U |
| #define IDT_SW_NTP4_BARLTBASE1 0x09488U |
| #define IDT_SW_NTP4_BARUTBASE1 0x0948CU |
| #define IDT_SW_NTP4_BARSETUP2 0x09490U |
| #define IDT_SW_NTP4_BARLIMIT2 0x09494U |
| #define IDT_SW_NTP4_BARLTBASE2 0x09498U |
| #define IDT_SW_NTP4_BARUTBASE2 0x0949CU |
| #define IDT_SW_NTP4_BARSETUP3 0x094A0U |
| #define IDT_SW_NTP4_BARLIMIT3 0x094A4U |
| #define IDT_SW_NTP4_BARLTBASE3 0x094A8U |
| #define IDT_SW_NTP4_BARUTBASE3 0x094ACU |
| #define IDT_SW_NTP4_BARSETUP4 0x094B0U |
| #define IDT_SW_NTP4_BARLIMIT4 0x094B4U |
| #define IDT_SW_NTP4_BARLTBASE4 0x094B8U |
| #define IDT_SW_NTP4_BARUTBASE4 0x094BCU |
| #define IDT_SW_NTP4_BARSETUP5 0x094C0U |
| #define IDT_SW_NTP4_BARLIMIT5 0x094C4U |
| #define IDT_SW_NTP4_BARLTBASE5 0x094C8U |
| #define IDT_SW_NTP4_BARUTBASE5 0x094CCU |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP6_PCIECMDSTS 0x0D004U |
| #define IDT_SW_NTP6_PCIELCTLSTS 0x0D050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP6_NTCTL 0x0D400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP6_BARSETUP0 0x0D470U |
| #define IDT_SW_NTP6_BARLIMIT0 0x0D474U |
| #define IDT_SW_NTP6_BARLTBASE0 0x0D478U |
| #define IDT_SW_NTP6_BARUTBASE0 0x0D47CU |
| #define IDT_SW_NTP6_BARSETUP1 0x0D480U |
| #define IDT_SW_NTP6_BARLIMIT1 0x0D484U |
| #define IDT_SW_NTP6_BARLTBASE1 0x0D488U |
| #define IDT_SW_NTP6_BARUTBASE1 0x0D48CU |
| #define IDT_SW_NTP6_BARSETUP2 0x0D490U |
| #define IDT_SW_NTP6_BARLIMIT2 0x0D494U |
| #define IDT_SW_NTP6_BARLTBASE2 0x0D498U |
| #define IDT_SW_NTP6_BARUTBASE2 0x0D49CU |
| #define IDT_SW_NTP6_BARSETUP3 0x0D4A0U |
| #define IDT_SW_NTP6_BARLIMIT3 0x0D4A4U |
| #define IDT_SW_NTP6_BARLTBASE3 0x0D4A8U |
| #define IDT_SW_NTP6_BARUTBASE3 0x0D4ACU |
| #define IDT_SW_NTP6_BARSETUP4 0x0D4B0U |
| #define IDT_SW_NTP6_BARLIMIT4 0x0D4B4U |
| #define IDT_SW_NTP6_BARLTBASE4 0x0D4B8U |
| #define IDT_SW_NTP6_BARUTBASE4 0x0D4BCU |
| #define IDT_SW_NTP6_BARSETUP5 0x0D4C0U |
| #define IDT_SW_NTP6_BARLIMIT5 0x0D4C4U |
| #define IDT_SW_NTP6_BARLTBASE5 0x0D4C8U |
| #define IDT_SW_NTP6_BARUTBASE5 0x0D4CCU |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP8_PCIECMDSTS 0x11004U |
| #define IDT_SW_NTP8_PCIELCTLSTS 0x11050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP8_NTCTL 0x11400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP8_BARSETUP0 0x11470U |
| #define IDT_SW_NTP8_BARLIMIT0 0x11474U |
| #define IDT_SW_NTP8_BARLTBASE0 0x11478U |
| #define IDT_SW_NTP8_BARUTBASE0 0x1147CU |
| #define IDT_SW_NTP8_BARSETUP1 0x11480U |
| #define IDT_SW_NTP8_BARLIMIT1 0x11484U |
| #define IDT_SW_NTP8_BARLTBASE1 0x11488U |
| #define IDT_SW_NTP8_BARUTBASE1 0x1148CU |
| #define IDT_SW_NTP8_BARSETUP2 0x11490U |
| #define IDT_SW_NTP8_BARLIMIT2 0x11494U |
| #define IDT_SW_NTP8_BARLTBASE2 0x11498U |
| #define IDT_SW_NTP8_BARUTBASE2 0x1149CU |
| #define IDT_SW_NTP8_BARSETUP3 0x114A0U |
| #define IDT_SW_NTP8_BARLIMIT3 0x114A4U |
| #define IDT_SW_NTP8_BARLTBASE3 0x114A8U |
| #define IDT_SW_NTP8_BARUTBASE3 0x114ACU |
| #define IDT_SW_NTP8_BARSETUP4 0x114B0U |
| #define IDT_SW_NTP8_BARLIMIT4 0x114B4U |
| #define IDT_SW_NTP8_BARLTBASE4 0x114B8U |
| #define IDT_SW_NTP8_BARUTBASE4 0x114BCU |
| #define IDT_SW_NTP8_BARSETUP5 0x114C0U |
| #define IDT_SW_NTP8_BARLIMIT5 0x114C4U |
| #define IDT_SW_NTP8_BARLTBASE5 0x114C8U |
| #define IDT_SW_NTP8_BARUTBASE5 0x114CCU |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP12_PCIECMDSTS 0x19004U |
| #define IDT_SW_NTP12_PCIELCTLSTS 0x19050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP12_NTCTL 0x19400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP12_BARSETUP0 0x19470U |
| #define IDT_SW_NTP12_BARLIMIT0 0x19474U |
| #define IDT_SW_NTP12_BARLTBASE0 0x19478U |
| #define IDT_SW_NTP12_BARUTBASE0 0x1947CU |
| #define IDT_SW_NTP12_BARSETUP1 0x19480U |
| #define IDT_SW_NTP12_BARLIMIT1 0x19484U |
| #define IDT_SW_NTP12_BARLTBASE1 0x19488U |
| #define IDT_SW_NTP12_BARUTBASE1 0x1948CU |
| #define IDT_SW_NTP12_BARSETUP2 0x19490U |
| #define IDT_SW_NTP12_BARLIMIT2 0x19494U |
| #define IDT_SW_NTP12_BARLTBASE2 0x19498U |
| #define IDT_SW_NTP12_BARUTBASE2 0x1949CU |
| #define IDT_SW_NTP12_BARSETUP3 0x194A0U |
| #define IDT_SW_NTP12_BARLIMIT3 0x194A4U |
| #define IDT_SW_NTP12_BARLTBASE3 0x194A8U |
| #define IDT_SW_NTP12_BARUTBASE3 0x194ACU |
| #define IDT_SW_NTP12_BARSETUP4 0x194B0U |
| #define IDT_SW_NTP12_BARLIMIT4 0x194B4U |
| #define IDT_SW_NTP12_BARLTBASE4 0x194B8U |
| #define IDT_SW_NTP12_BARUTBASE4 0x194BCU |
| #define IDT_SW_NTP12_BARSETUP5 0x194C0U |
| #define IDT_SW_NTP12_BARLIMIT5 0x194C4U |
| #define IDT_SW_NTP12_BARLTBASE5 0x194C8U |
| #define IDT_SW_NTP12_BARUTBASE5 0x194CCU |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP16_PCIECMDSTS 0x21004U |
| #define IDT_SW_NTP16_PCIELCTLSTS 0x21050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP16_NTCTL 0x21400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP16_BARSETUP0 0x21470U |
| #define IDT_SW_NTP16_BARLIMIT0 0x21474U |
| #define IDT_SW_NTP16_BARLTBASE0 0x21478U |
| #define IDT_SW_NTP16_BARUTBASE0 0x2147CU |
| #define IDT_SW_NTP16_BARSETUP1 0x21480U |
| #define IDT_SW_NTP16_BARLIMIT1 0x21484U |
| #define IDT_SW_NTP16_BARLTBASE1 0x21488U |
| #define IDT_SW_NTP16_BARUTBASE1 0x2148CU |
| #define IDT_SW_NTP16_BARSETUP2 0x21490U |
| #define IDT_SW_NTP16_BARLIMIT2 0x21494U |
| #define IDT_SW_NTP16_BARLTBASE2 0x21498U |
| #define IDT_SW_NTP16_BARUTBASE2 0x2149CU |
| #define IDT_SW_NTP16_BARSETUP3 0x214A0U |
| #define IDT_SW_NTP16_BARLIMIT3 0x214A4U |
| #define IDT_SW_NTP16_BARLTBASE3 0x214A8U |
| #define IDT_SW_NTP16_BARUTBASE3 0x214ACU |
| #define IDT_SW_NTP16_BARSETUP4 0x214B0U |
| #define IDT_SW_NTP16_BARLIMIT4 0x214B4U |
| #define IDT_SW_NTP16_BARLTBASE4 0x214B8U |
| #define IDT_SW_NTP16_BARUTBASE4 0x214BCU |
| #define IDT_SW_NTP16_BARSETUP5 0x214C0U |
| #define IDT_SW_NTP16_BARLIMIT5 0x214C4U |
| #define IDT_SW_NTP16_BARLTBASE5 0x214C8U |
| #define IDT_SW_NTP16_BARUTBASE5 0x214CCU |
| /* PCI Express command/status and link control/status registers (WORD+WORD) */ |
| #define IDT_SW_NTP20_PCIECMDSTS 0x29004U |
| #define IDT_SW_NTP20_PCIELCTLSTS 0x29050U |
| /* NT-function control register (DWORD) */ |
| #define IDT_SW_NTP20_NTCTL 0x29400U |
| /* BAR setup/limit/base address registers (DWORD) */ |
| #define IDT_SW_NTP20_BARSETUP0 0x29470U |
| #define IDT_SW_NTP20_BARLIMIT0 0x29474U |
| #define IDT_SW_NTP20_BARLTBASE0 0x29478U |
| #define IDT_SW_NTP20_BARUTBASE0 0x2947CU |
| #define IDT_SW_NTP20_BARSETUP1 0x29480U |
| #define IDT_SW_NTP20_BARLIMIT1 0x29484U |
| #define IDT_SW_NTP20_BARLTBASE1 0x29488U |
| #define IDT_SW_NTP20_BARUTBASE1 0x2948CU |
| #define IDT_SW_NTP20_BARSETUP2 0x29490U |
| #define IDT_SW_NTP20_BARLIMIT2 0x29494U |
| #define IDT_SW_NTP20_BARLTBASE2 0x29498U |
| #define IDT_SW_NTP20_BARUTBASE2 0x2949CU |
| #define IDT_SW_NTP20_BARSETUP3 0x294A0U |
| #define IDT_SW_NTP20_BARLIMIT3 0x294A4U |
| #define IDT_SW_NTP20_BARLTBASE3 0x294A8U |
| #define IDT_SW_NTP20_BARUTBASE3 0x294ACU |
| #define IDT_SW_NTP20_BARSETUP4 0x294B0U |
| #define IDT_SW_NTP20_BARLIMIT4 0x294B4U |
| #define IDT_SW_NTP20_BARLTBASE4 0x294B8U |
| #define IDT_SW_NTP20_BARUTBASE4 0x294BCU |
| #define IDT_SW_NTP20_BARSETUP5 0x294C0U |
| #define IDT_SW_NTP20_BARLIMIT5 0x294C4U |
| #define IDT_SW_NTP20_BARLTBASE5 0x294C8U |
| #define IDT_SW_NTP20_BARUTBASE5 0x294CCU |
| /* IDT PCIe-switch control register (DWORD) */ |
| #define IDT_SW_CTL 0x3E000U |
| /* Boot Configuration Vector Status (DWORD) */ |
| #define IDT_SW_BCVSTS 0x3E004U |
| /* Port Clocking Mode (DWORD) */ |
| #define IDT_SW_PCLKMODE 0x3E008U |
| /* Reset Drain Delay (DWORD) */ |
| #define IDT_SW_RDRAINDELAY 0x3E080U |
| /* Port Operating Mode Change Drain Delay (DWORD) */ |
| #define IDT_SW_POMCDELAY 0x3E084U |
| /* Side Effect Delay (DWORD) */ |
| #define IDT_SW_SEDELAY 0x3E088U |
| /* Upstream Secondary Bus Reset Delay (DWORD) */ |
| #define IDT_SW_SSBRDELAY 0x3E08CU |
| /* Switch partition N Control/Status/Failover registers */ |
| #define IDT_SW_SWPART0CTL 0x3E100U |
| #define IDT_SW_SWPART0STS 0x3E104U |
| #define IDT_SW_SWPART0FCTL 0x3E108U |
| #define IDT_SW_SWPART1CTL 0x3E120U |
| #define IDT_SW_SWPART1STS 0x3E124U |
| #define IDT_SW_SWPART1FCTL 0x3E128U |
| #define IDT_SW_SWPART2CTL 0x3E140U |
| #define IDT_SW_SWPART2STS 0x3E144U |
| #define IDT_SW_SWPART2FCTL 0x3E148U |
| #define IDT_SW_SWPART3CTL 0x3E160U |
| #define IDT_SW_SWPART3STS 0x3E164U |
| #define IDT_SW_SWPART3FCTL 0x3E168U |
| #define IDT_SW_SWPART4CTL 0x3E180U |
| #define IDT_SW_SWPART4STS 0x3E184U |
| #define IDT_SW_SWPART4FCTL 0x3E188U |
| #define IDT_SW_SWPART5CTL 0x3E1A0U |
| #define IDT_SW_SWPART5STS 0x3E1A4U |
| #define IDT_SW_SWPART5FCTL 0x3E1A8U |
| #define IDT_SW_SWPART6CTL 0x3E1C0U |
| #define IDT_SW_SWPART6STS 0x3E1C4U |
| #define IDT_SW_SWPART6FCTL 0x3E1C8U |
| #define IDT_SW_SWPART7CTL 0x3E1E0U |
| #define IDT_SW_SWPART7STS 0x3E1E4U |
| #define IDT_SW_SWPART7FCTL 0x3E1E8U |
| /* Switch port N control and status registers */ |
| #define IDT_SW_SWPORT0CTL 0x3E200U |
| #define IDT_SW_SWPORT0STS 0x3E204U |
| #define IDT_SW_SWPORT0FCTL 0x3E208U |
| #define IDT_SW_SWPORT2CTL 0x3E240U |
| #define IDT_SW_SWPORT2STS 0x3E244U |
| #define IDT_SW_SWPORT2FCTL 0x3E248U |
| #define IDT_SW_SWPORT4CTL 0x3E280U |
| #define IDT_SW_SWPORT4STS 0x3E284U |
| #define IDT_SW_SWPORT4FCTL 0x3E288U |
| #define IDT_SW_SWPORT6CTL 0x3E2C0U |
| #define IDT_SW_SWPORT6STS 0x3E2C4U |
| #define IDT_SW_SWPORT6FCTL 0x3E2C8U |
| #define IDT_SW_SWPORT8CTL 0x3E300U |
| #define IDT_SW_SWPORT8STS 0x3E304U |
| #define IDT_SW_SWPORT8FCTL 0x3E308U |
| #define IDT_SW_SWPORT12CTL 0x3E380U |
| #define IDT_SW_SWPORT12STS 0x3E384U |
| #define IDT_SW_SWPORT12FCTL 0x3E388U |
| #define IDT_SW_SWPORT16CTL 0x3E400U |
| #define IDT_SW_SWPORT16STS 0x3E404U |
| #define IDT_SW_SWPORT16FCTL 0x3E408U |
| #define IDT_SW_SWPORT20CTL 0x3E480U |
| #define IDT_SW_SWPORT20STS 0x3E484U |
| #define IDT_SW_SWPORT20FCTL 0x3E488U |
| /* Switch Event registers */ |
| /* Switch Event Status/Mask/Partition mask (DWORD) */ |
| #define IDT_SW_SESTS 0x3EC00U |
| #define IDT_SW_SEMSK 0x3EC04U |
| #define IDT_SW_SEPMSK 0x3EC08U |
| /* Switch Event Link Up/Down Status/Mask (DWORD) */ |
| #define IDT_SW_SELINKUPSTS 0x3EC0CU |
| #define IDT_SW_SELINKUPMSK 0x3EC10U |
| #define IDT_SW_SELINKDNSTS 0x3EC14U |
| #define IDT_SW_SELINKDNMSK 0x3EC18U |
| /* Switch Event Fundamental Reset Status/Mask (DWORD) */ |
| #define IDT_SW_SEFRSTSTS 0x3EC1CU |
| #define IDT_SW_SEFRSTMSK 0x3EC20U |
| /* Switch Event Hot Reset Status/Mask (DWORD) */ |
| #define IDT_SW_SEHRSTSTS 0x3EC24U |
| #define IDT_SW_SEHRSTMSK 0x3EC28U |
| /* Switch Event Failover Mask (DWORD) */ |
| #define IDT_SW_SEFOVRMSK 0x3EC2CU |
| /* Switch Event Global Signal Status/Mask (DWORD) */ |
| #define IDT_SW_SEGSIGSTS 0x3EC30U |
| #define IDT_SW_SEGSIGMSK 0x3EC34U |
| /* NT Global Doorbell Status (DWORD) */ |
| #define IDT_SW_GDBELLSTS 0x3EC3CU |
| /* Switch partition N message M control (msgs routing table) (DWORD) */ |
| #define IDT_SW_SWP0MSGCTL0 0x3EE00U |
| #define IDT_SW_SWP1MSGCTL0 0x3EE04U |
| #define IDT_SW_SWP2MSGCTL0 0x3EE08U |
| #define IDT_SW_SWP3MSGCTL0 0x3EE0CU |
| #define IDT_SW_SWP4MSGCTL0 0x3EE10U |
| #define IDT_SW_SWP5MSGCTL0 0x3EE14U |
| #define IDT_SW_SWP6MSGCTL0 0x3EE18U |
| #define IDT_SW_SWP7MSGCTL0 0x3EE1CU |
| #define IDT_SW_SWP0MSGCTL1 0x3EE20U |
| #define IDT_SW_SWP1MSGCTL1 0x3EE24U |
| #define IDT_SW_SWP2MSGCTL1 0x3EE28U |
| #define IDT_SW_SWP3MSGCTL1 0x3EE2CU |
| #define IDT_SW_SWP4MSGCTL1 0x3EE30U |
| #define IDT_SW_SWP5MSGCTL1 0x3EE34U |
| #define IDT_SW_SWP6MSGCTL1 0x3EE38U |
| #define IDT_SW_SWP7MSGCTL1 0x3EE3CU |
| #define IDT_SW_SWP0MSGCTL2 0x3EE40U |
| #define IDT_SW_SWP1MSGCTL2 0x3EE44U |
| #define IDT_SW_SWP2MSGCTL2 0x3EE48U |
| #define IDT_SW_SWP3MSGCTL2 0x3EE4CU |
| #define IDT_SW_SWP4MSGCTL2 0x3EE50U |
| #define IDT_SW_SWP5MSGCTL2 0x3EE54U |
| #define IDT_SW_SWP6MSGCTL2 0x3EE58U |
| #define IDT_SW_SWP7MSGCTL2 0x3EE5CU |
| #define IDT_SW_SWP0MSGCTL3 0x3EE60U |
| #define IDT_SW_SWP1MSGCTL3 0x3EE64U |
| #define IDT_SW_SWP2MSGCTL3 0x3EE68U |
| #define IDT_SW_SWP3MSGCTL3 0x3EE6CU |
| #define IDT_SW_SWP4MSGCTL3 0x3EE70U |
| #define IDT_SW_SWP5MSGCTL3 0x3EE74U |
| #define IDT_SW_SWP6MSGCTL3 0x3EE78U |
| #define IDT_SW_SWP7MSGCTL3 0x3EE7CU |
| /* SMBus Status and Control registers (DWORD) */ |
| #define IDT_SW_SMBUSSTS 0x3F188U |
| #define IDT_SW_SMBUSCTL 0x3F18CU |
| /* Serial EEPROM Interface (DWORD) */ |
| #define IDT_SW_EEPROMINTF 0x3F190U |
| /* MBus I/O Expander Address N (DWORD) */ |
| #define IDT_SW_IOEXPADDR0 0x3F198U |
| #define IDT_SW_IOEXPADDR1 0x3F19CU |
| #define IDT_SW_IOEXPADDR2 0x3F1A0U |
| #define IDT_SW_IOEXPADDR3 0x3F1A4U |
| #define IDT_SW_IOEXPADDR4 0x3F1A8U |
| #define IDT_SW_IOEXPADDR5 0x3F1ACU |
| /* General Purpose Events Control and Status registers (DWORD) */ |
| #define IDT_SW_GPECTL 0x3F1B0U |
| #define IDT_SW_GPESTS 0x3F1B4U |
| /* Temperature sensor Control/Status/Alarm/Adjustment/Slope registers */ |
| #define IDT_SW_TMPCTL 0x3F1D4U |
| #define IDT_SW_TMPSTS 0x3F1D8U |
| #define IDT_SW_TMPALARM 0x3F1DCU |
| #define IDT_SW_TMPADJ 0x3F1E0U |
| #define IDT_SW_TSSLOPE 0x3F1E4U |
| /* SMBus Configuration Block header log (DWORD) */ |
| #define IDT_SW_SMBUSCBHL 0x3F1E8U |
| |
| /* |
| * Common registers related constants |
| * @IDT_REG_ALIGN: Registers alignment used in the driver |
| * @IDT_REG_PCI_MAX: Maximum PCI configuration space register value |
| * @IDT_REG_SW_MAX: Maximum global register value |
| */ |
| #define IDT_REG_ALIGN 4 |
| #define IDT_REG_PCI_MAX 0x00FFFU |
| #define IDT_REG_SW_MAX 0x3FFFFU |
| |
| /* |
| * PCICMDSTS register fields related constants |
| * @IDT_PCICMDSTS_IOAE: I/O access enable |
| * @IDT_PCICMDSTS_MAE: Memory access enable |
| * @IDT_PCICMDSTS_BME: Bus master enable |
| */ |
| #define IDT_PCICMDSTS_IOAE 0x00000001U |
| #define IDT_PCICMDSTS_MAE 0x00000002U |
| #define IDT_PCICMDSTS_BME 0x00000004U |
| |
| /* |
| * PCIEDCAP register fields related constants |
| * @IDT_PCIEDCAP_MPAYLOAD_MASK: Maximum payload size mask |
| * @IDT_PCIEDCAP_MPAYLOAD_FLD: Maximum payload size field offset |
| * @IDT_PCIEDCAP_MPAYLOAD_S128: Max supported payload size of 128 bytes |
| * @IDT_PCIEDCAP_MPAYLOAD_S256: Max supported payload size of 256 bytes |
| * @IDT_PCIEDCAP_MPAYLOAD_S512: Max supported payload size of 512 bytes |
| * @IDT_PCIEDCAP_MPAYLOAD_S1024: Max supported payload size of 1024 bytes |
| * @IDT_PCIEDCAP_MPAYLOAD_S2048: Max supported payload size of 2048 bytes |
| */ |
| #define IDT_PCIEDCAP_MPAYLOAD_MASK 0x00000007U |
| #define IDT_PCIEDCAP_MPAYLOAD_FLD 0 |
| #define IDT_PCIEDCAP_MPAYLOAD_S128 0x00000000U |
| #define IDT_PCIEDCAP_MPAYLOAD_S256 0x00000001U |
| #define IDT_PCIEDCAP_MPAYLOAD_S512 0x00000002U |
| #define IDT_PCIEDCAP_MPAYLOAD_S1024 0x00000003U |
| #define IDT_PCIEDCAP_MPAYLOAD_S2048 0x00000004U |
| |
| /* |
| * PCIEDCTLSTS registers fields related constants |
| * @IDT_PCIEDCTL_MPS_MASK: Maximum payload size mask |
| * @IDT_PCIEDCTL_MPS_FLD: MPS field offset |
| * @IDT_PCIEDCTL_MPS_S128: Max payload size of 128 bytes |
| * @IDT_PCIEDCTL_MPS_S256: Max payload size of 256 bytes |
| * @IDT_PCIEDCTL_MPS_S512: Max payload size of 512 bytes |
| * @IDT_PCIEDCTL_MPS_S1024: Max payload size of 1024 bytes |
| * @IDT_PCIEDCTL_MPS_S2048: Max payload size of 2048 bytes |
| * @IDT_PCIEDCTL_MPS_S4096: Max payload size of 4096 bytes |
| */ |
| #define IDT_PCIEDCTLSTS_MPS_MASK 0x000000E0U |
| #define IDT_PCIEDCTLSTS_MPS_FLD 5 |
| #define IDT_PCIEDCTLSTS_MPS_S128 0x00000000U |
| #define IDT_PCIEDCTLSTS_MPS_S256 0x00000020U |
| #define IDT_PCIEDCTLSTS_MPS_S512 0x00000040U |
| #define IDT_PCIEDCTLSTS_MPS_S1024 0x00000060U |
| #define IDT_PCIEDCTLSTS_MPS_S2048 0x00000080U |
| #define IDT_PCIEDCTLSTS_MPS_S4096 0x000000A0U |
| |
| /* |
| * PCIELCAP register fields related constants |
| * @IDT_PCIELCAP_PORTNUM_MASK: Port number field mask |
| * @IDT_PCIELCAP_PORTNUM_FLD: Port number field offset |
| */ |
| #define IDT_PCIELCAP_PORTNUM_MASK 0xFF000000U |
| #define IDT_PCIELCAP_PORTNUM_FLD 24 |
| |
| /* |
| * PCIELCTLSTS registers fields related constants |
| * @IDT_PCIELSTS_CLS_MASK: Current link speed mask |
| * @IDT_PCIELSTS_CLS_FLD: Current link speed field offset |
| * @IDT_PCIELSTS_NLW_MASK: Negotiated link width mask |
| * @IDT_PCIELSTS_NLW_FLD: Negotiated link width field offset |
| * @IDT_PCIELSTS_SCLK_COM: Common slot clock configuration |
| */ |
| #define IDT_PCIELCTLSTS_CLS_MASK 0x000F0000U |
| #define IDT_PCIELCTLSTS_CLS_FLD 16 |
| #define IDT_PCIELCTLSTS_NLW_MASK 0x03F00000U |
| #define IDT_PCIELCTLSTS_NLW_FLD 20 |
| #define IDT_PCIELCTLSTS_SCLK_COM 0x10000000U |
| |
| /* |
| * NTCTL register fields related constants |
| * @IDT_NTCTL_IDPROTDIS: ID Protection check disable (disable MTBL) |
| * @IDT_NTCTL_CPEN: Completion enable |
| * @IDT_NTCTL_RNS: Request no snoop processing (if MTBL disabled) |
| * @IDT_NTCTL_ATP: Address type processing (if MTBL disabled) |
| */ |
| #define IDT_NTCTL_IDPROTDIS 0x00000001U |
| #define IDT_NTCTL_CPEN 0x00000002U |
| #define IDT_NTCTL_RNS 0x00000004U |
| #define IDT_NTCTL_ATP 0x00000008U |
| |
| /* |
| * NTINTSTS register fields related constants |
| * @IDT_NTINTSTS_MSG: Message interrupt bit |
| * @IDT_NTINTSTS_DBELL: Doorbell interrupt bit |
| * @IDT_NTINTSTS_SEVENT: Switch Event interrupt bit |
| * @IDT_NTINTSTS_TMPSENSOR: Temperature sensor interrupt bit |
| */ |
| #define IDT_NTINTSTS_MSG 0x00000001U |
| #define IDT_NTINTSTS_DBELL 0x00000002U |
| #define IDT_NTINTSTS_SEVENT 0x00000008U |
| #define IDT_NTINTSTS_TMPSENSOR 0x00000080U |
| |
| /* |
| * NTINTMSK register fields related constants |
| * @IDT_NTINTMSK_MSG: Message interrupt mask bit |
| * @IDT_NTINTMSK_DBELL: Doorbell interrupt mask bit |
| * @IDT_NTINTMSK_SEVENT: Switch Event interrupt mask bit |
| * @IDT_NTINTMSK_TMPSENSOR: Temperature sensor interrupt mask bit |
| * @IDT_NTINTMSK_ALL: NTB-related interrupts mask |
| */ |
| #define IDT_NTINTMSK_MSG 0x00000001U |
| #define IDT_NTINTMSK_DBELL 0x00000002U |
| #define IDT_NTINTMSK_SEVENT 0x00000008U |
| #define IDT_NTINTMSK_TMPSENSOR 0x00000080U |
| #define IDT_NTINTMSK_ALL \ |
| (IDT_NTINTMSK_MSG | IDT_NTINTMSK_DBELL | IDT_NTINTMSK_SEVENT) |
| |
| /* |
| * NTGSIGNAL register fields related constants |
| * @IDT_NTGSIGNAL_SET: Set global signal of the local partition |
| */ |
| #define IDT_NTGSIGNAL_SET 0x00000001U |
| |
| /* |
| * BARSETUP register fields related constants |
| * @IDT_BARSETUP_TYPE_MASK: Mask of the TYPE field |
| * @IDT_BARSETUP_TYPE_32: 32-bit addressing BAR |
| * @IDT_BARSETUP_TYPE_64: 64-bit addressing BAR |
| * @IDT_BARSETUP_PREF: Value of the BAR prefetchable field |
| * @IDT_BARSETUP_SIZE_MASK: Mask of the SIZE field |
| * @IDT_BARSETUP_SIZE_FLD: SIZE field offset |
| * @IDT_BARSETUP_SIZE_CFG: SIZE field value in case of config space MODE |
| * @IDT_BARSETUP_MODE_CFG: Configuration space BAR mode |
| * @IDT_BARSETUP_ATRAN_MASK: ATRAN field mask |
| * @IDT_BARSETUP_ATRAN_FLD: ATRAN field offset |
| * @IDT_BARSETUP_ATRAN_DIR: Direct address translation memory window |
| * @IDT_BARSETUP_ATRAN_LUT12: 12-entry lookup table |
| * @IDT_BARSETUP_ATRAN_LUT24: 24-entry lookup table |
| * @IDT_BARSETUP_TPART_MASK: TPART field mask |
| * @IDT_BARSETUP_TPART_FLD: TPART field offset |
| * @IDT_BARSETUP_EN: BAR enable bit |
| */ |
| #define IDT_BARSETUP_TYPE_MASK 0x00000006U |
| #define IDT_BARSETUP_TYPE_FLD 0 |
| #define IDT_BARSETUP_TYPE_32 0x00000000U |
| #define IDT_BARSETUP_TYPE_64 0x00000004U |
| #define IDT_BARSETUP_PREF 0x00000008U |
| #define IDT_BARSETUP_SIZE_MASK 0x000003F0U |
| #define IDT_BARSETUP_SIZE_FLD 4 |
| #define IDT_BARSETUP_SIZE_CFG 0x000000C0U |
| #define IDT_BARSETUP_MODE_CFG 0x00000400U |
| #define IDT_BARSETUP_ATRAN_MASK 0x00001800U |
| #define IDT_BARSETUP_ATRAN_FLD 11 |
| #define IDT_BARSETUP_ATRAN_DIR 0x00000000U |
| #define IDT_BARSETUP_ATRAN_LUT12 0x00000800U |
| #define IDT_BARSETUP_ATRAN_LUT24 0x00001000U |
| #define IDT_BARSETUP_TPART_MASK 0x0000E000U |
| #define IDT_BARSETUP_TPART_FLD 13 |
| #define IDT_BARSETUP_EN 0x80000000U |
| |
| /* |
| * NTMTBLDATA register fields related constants |
| * @IDT_NTMTBLDATA_VALID: Set the MTBL entry being valid |
| * @IDT_NTMTBLDATA_REQID_MASK: Bus:Device:Function field mask |
| * @IDT_NTMTBLDATA_REQID_FLD: Bus:Device:Function field offset |
| * @IDT_NTMTBLDATA_PART_MASK: Partition field mask |
| * @IDT_NTMTBLDATA_PART_FLD: Partition field offset |
| * @IDT_NTMTBLDATA_ATP_TRANS: Enable AT field translation on request TLPs |
| * @IDT_NTMTBLDATA_CNS_INV: Enable No Snoop attribute inversion of |
| * Completion TLPs |
| * @IDT_NTMTBLDATA_RNS_INV: Enable No Snoop attribute inversion of |
| * Request TLPs |
| */ |
| #define IDT_NTMTBLDATA_VALID 0x00000001U |
| #define IDT_NTMTBLDATA_REQID_MASK 0x0001FFFEU |
| #define IDT_NTMTBLDATA_REQID_FLD 1 |
| #define IDT_NTMTBLDATA_PART_MASK 0x000E0000U |
| #define IDT_NTMTBLDATA_PART_FLD 17 |
| #define IDT_NTMTBLDATA_ATP_TRANS 0x20000000U |
| #define IDT_NTMTBLDATA_CNS_INV 0x40000000U |
| #define IDT_NTMTBLDATA_RNS_INV 0x80000000U |
| |
| /* |
| * REQIDCAP register fields related constants |
| * @IDT_REQIDCAP_REQID_MASK: Request ID field mask |
| * @IDT_REQIDCAP_REQID_FLD: Request ID field offset |
| */ |
| #define IDT_REQIDCAP_REQID_MASK 0x0000FFFFU |
| #define IDT_REQIDCAP_REQID_FLD 0 |
| |
| /* |
| * LUTOFFSET register fields related constants |
| * @IDT_LUTOFFSET_INDEX_MASK: Lookup table index field mask |
| * @IDT_LUTOFFSET_INDEX_FLD: Lookup table index field offset |
| * @IDT_LUTOFFSET_BAR_MASK: Lookup table BAR select field mask |
| * @IDT_LUTOFFSET_BAR_FLD: Lookup table BAR select field offset |
| */ |
| #define IDT_LUTOFFSET_INDEX_MASK 0x0000001FU |
| #define IDT_LUTOFFSET_INDEX_FLD 0 |
| #define IDT_LUTOFFSET_BAR_MASK 0x00000700U |
| #define IDT_LUTOFFSET_BAR_FLD 8 |
| |
| /* |
| * LUTUDATA register fields related constants |
| * @IDT_LUTUDATA_PART_MASK: Partition field mask |
| * @IDT_LUTUDATA_PART_FLD: Partition field offset |
| * @IDT_LUTUDATA_VALID: Lookup table entry valid bit |
| */ |
| #define IDT_LUTUDATA_PART_MASK 0x0000000FU |
| #define IDT_LUTUDATA_PART_FLD 0 |
| #define IDT_LUTUDATA_VALID 0x80000000U |
| |
| /* |
| * SWPARTxSTS register fields related constants |
| * @IDT_SWPARTxSTS_SCI: Switch partition state change initiated |
| * @IDT_SWPARTxSTS_SCC: Switch partition state change completed |
| * @IDT_SWPARTxSTS_STATE_MASK: Switch partition state mask |
| * @IDT_SWPARTxSTS_STATE_FLD: Switch partition state field offset |
| * @IDT_SWPARTxSTS_STATE_DIS: Switch partition disabled |
| * @IDT_SWPARTxSTS_STATE_ACT: Switch partition enabled |
| * @IDT_SWPARTxSTS_STATE_RES: Switch partition in reset |
| * @IDT_SWPARTxSTS_US: Switch partition has upstream port |
| * @IDT_SWPARTxSTS_USID_MASK: Switch partition upstream port ID mask |
| * @IDT_SWPARTxSTS_USID_FLD: Switch partition upstream port ID field offset |
| * @IDT_SWPARTxSTS_NT: Upstream port has NT function |
| * @IDT_SWPARTxSTS_DMA: Upstream port has DMA function |
| */ |
| #define IDT_SWPARTxSTS_SCI 0x00000001U |
| #define IDT_SWPARTxSTS_SCC 0x00000002U |
| #define IDT_SWPARTxSTS_STATE_MASK 0x00000060U |
| #define IDT_SWPARTxSTS_STATE_FLD 5 |
| #define IDT_SWPARTxSTS_STATE_DIS 0x00000000U |
| #define IDT_SWPARTxSTS_STATE_ACT 0x00000020U |
| #define IDT_SWPARTxSTS_STATE_RES 0x00000060U |
| #define IDT_SWPARTxSTS_US 0x00000100U |
| #define IDT_SWPARTxSTS_USID_MASK 0x00003E00U |
| #define IDT_SWPARTxSTS_USID_FLD 9 |
| #define IDT_SWPARTxSTS_NT 0x00004000U |
| #define IDT_SWPARTxSTS_DMA 0x00008000U |
| |
| /* |
| * SWPORTxSTS register fields related constants |
| * @IDT_SWPORTxSTS_OMCI: Operation mode change initiated |
| * @IDT_SWPORTxSTS_OMCC: Operation mode change completed |
| * @IDT_SWPORTxSTS_LINKUP: Link up status |
| * @IDT_SWPORTxSTS_DS: Port lanes behave as downstream lanes |
| * @IDT_SWPORTxSTS_MODE_MASK: Port mode field mask |
| * @IDT_SWPORTxSTS_MODE_FLD: Port mode field offset |
| * @IDT_SWPORTxSTS_MODE_DIS: Port mode - disabled |
| * @IDT_SWPORTxSTS_MODE_DS: Port mode - downstream switch port |
| * @IDT_SWPORTxSTS_MODE_US: Port mode - upstream switch port |
| * @IDT_SWPORTxSTS_MODE_NT: Port mode - NT function |
| * @IDT_SWPORTxSTS_MODE_USNT: Port mode - upstream switch port with NTB |
| * @IDT_SWPORTxSTS_MODE_UNAT: Port mode - unattached |
| * @IDT_SWPORTxSTS_MODE_USDMA: Port mode - upstream switch port with DMA |
| * @IDT_SWPORTxSTS_MODE_USNTDMA:Port mode - upstream port with NTB and DMA |
| * @IDT_SWPORTxSTS_MODE_NTDMA: Port mode - NT function with DMA |
| * @IDT_SWPORTxSTS_SWPART_MASK: Port partition field mask |
| * @IDT_SWPORTxSTS_SWPART_FLD: Port partition field offset |
| * @IDT_SWPORTxSTS_DEVNUM_MASK: Port device number field mask |
| * @IDT_SWPORTxSTS_DEVNUM_FLD: Port device number field offset |
| */ |
| #define IDT_SWPORTxSTS_OMCI 0x00000001U |
| #define IDT_SWPORTxSTS_OMCC 0x00000002U |
| #define IDT_SWPORTxSTS_LINKUP 0x00000010U |
| #define IDT_SWPORTxSTS_DS 0x00000020U |
| #define IDT_SWPORTxSTS_MODE_MASK 0x000003C0U |
| #define IDT_SWPORTxSTS_MODE_FLD 6 |
| #define IDT_SWPORTxSTS_MODE_DIS 0x00000000U |
| #define IDT_SWPORTxSTS_MODE_DS 0x00000040U |
| #define IDT_SWPORTxSTS_MODE_US 0x00000080U |
| #define IDT_SWPORTxSTS_MODE_NT 0x000000C0U |
| #define IDT_SWPORTxSTS_MODE_USNT 0x00000100U |
| #define IDT_SWPORTxSTS_MODE_UNAT 0x00000140U |
| #define IDT_SWPORTxSTS_MODE_USDMA 0x00000180U |
| #define IDT_SWPORTxSTS_MODE_USNTDMA 0x000001C0U |
| #define IDT_SWPORTxSTS_MODE_NTDMA 0x00000200U |
| #define IDT_SWPORTxSTS_SWPART_MASK 0x00001C00U |
| #define IDT_SWPORTxSTS_SWPART_FLD 10 |
| #define IDT_SWPORTxSTS_DEVNUM_MASK 0x001F0000U |
| #define IDT_SWPORTxSTS_DEVNUM_FLD 16 |
| |
| /* |
| * SEMSK register fields related constants |
| * @IDT_SEMSK_LINKUP: Link Up event mask bit |
| * @IDT_SEMSK_LINKDN: Link Down event mask bit |
| * @IDT_SEMSK_GSIGNAL: Global Signal event mask bit |
| */ |
| #define IDT_SEMSK_LINKUP 0x00000001U |
| #define IDT_SEMSK_LINKDN 0x00000002U |
| #define IDT_SEMSK_GSIGNAL 0x00000020U |
| |
| /* |
| * SWPxMSGCTL register fields related constants |
| * @IDT_SWPxMSGCTL_REG_MASK: Register select field mask |
| * @IDT_SWPxMSGCTL_REG_FLD: Register select field offset |
| * @IDT_SWPxMSGCTL_PART_MASK: Partition select field mask |
| * @IDT_SWPxMSGCTL_PART_FLD: Partition select field offset |
| */ |
| #define IDT_SWPxMSGCTL_REG_MASK 0x00000003U |
| #define IDT_SWPxMSGCTL_REG_FLD 0 |
| #define IDT_SWPxMSGCTL_PART_MASK 0x00000070U |
| #define IDT_SWPxMSGCTL_PART_FLD 4 |
| |
| /* |
| * TMPCTL register fields related constants |
| * @IDT_TMPCTL_LTH_MASK: Low temperature threshold field mask |
| * @IDT_TMPCTL_LTH_FLD: Low temperature threshold field offset |
| * @IDT_TMPCTL_MTH_MASK: Middle temperature threshold field mask |
| * @IDT_TMPCTL_MTH_FLD: Middle temperature threshold field offset |
| * @IDT_TMPCTL_HTH_MASK: High temperature threshold field mask |
| * @IDT_TMPCTL_HTH_FLD: High temperature threshold field offset |
| * @IDT_TMPCTL_PDOWN: Temperature sensor power down |
| */ |
| #define IDT_TMPCTL_LTH_MASK 0x000000FFU |
| #define IDT_TMPCTL_LTH_FLD 0 |
| #define IDT_TMPCTL_MTH_MASK 0x0000FF00U |
| #define IDT_TMPCTL_MTH_FLD 8 |
| #define IDT_TMPCTL_HTH_MASK 0x00FF0000U |
| #define IDT_TMPCTL_HTH_FLD 16 |
| #define IDT_TMPCTL_PDOWN 0x80000000U |
| |
| /* |
| * TMPSTS register fields related constants |
| * @IDT_TMPSTS_TEMP_MASK: Current temperature field mask |
| * @IDT_TMPSTS_TEMP_FLD: Current temperature field offset |
| * @IDT_TMPSTS_LTEMP_MASK: Lowest temperature field mask |
| * @IDT_TMPSTS_LTEMP_FLD: Lowest temperature field offset |
| * @IDT_TMPSTS_HTEMP_MASK: Highest temperature field mask |
| * @IDT_TMPSTS_HTEMP_FLD: Highest temperature field offset |
| */ |
| #define IDT_TMPSTS_TEMP_MASK 0x000000FFU |
| #define IDT_TMPSTS_TEMP_FLD 0 |
| #define IDT_TMPSTS_LTEMP_MASK 0x0000FF00U |
| #define IDT_TMPSTS_LTEMP_FLD 8 |
| #define IDT_TMPSTS_HTEMP_MASK 0x00FF0000U |
| #define IDT_TMPSTS_HTEMP_FLD 16 |
| |
| /* |
| * TMPALARM register fields related constants |
| * @IDT_TMPALARM_LTEMP_MASK: Lowest temperature field mask |
| * @IDT_TMPALARM_LTEMP_FLD: Lowest temperature field offset |
| * @IDT_TMPALARM_HTEMP_MASK: Highest temperature field mask |
| * @IDT_TMPALARM_HTEMP_FLD: Highest temperature field offset |
| * @IDT_TMPALARM_IRQ_MASK: Alarm IRQ status mask |
| */ |
| #define IDT_TMPALARM_LTEMP_MASK 0x0000FF00U |
| #define IDT_TMPALARM_LTEMP_FLD 8 |
| #define IDT_TMPALARM_HTEMP_MASK 0x00FF0000U |
| #define IDT_TMPALARM_HTEMP_FLD 16 |
| #define IDT_TMPALARM_IRQ_MASK 0x3F000000U |
| |
| /* |
| * TMPADJ register fields related constants |
| * @IDT_TMPADJ_OFFSET_MASK: Temperature value offset field mask |
| * @IDT_TMPADJ_OFFSET_FLD: Temperature value offset field offset |
| */ |
| #define IDT_TMPADJ_OFFSET_MASK 0x000000FFU |
| #define IDT_TMPADJ_OFFSET_FLD 0 |
| |
| /* |
| * Helper macro to get/set the corresponding field value |
| * @GET_FIELD: Retrieve the value of the corresponding field |
| * @SET_FIELD: Set the specified field up |
| * @IS_FLD_SET: Check whether a field is set with value |
| */ |
| #define GET_FIELD(field, data) \ |
| (((u32)(data) & IDT_ ##field## _MASK) >> IDT_ ##field## _FLD) |
| #define SET_FIELD(field, data, value) \ |
| (((u32)(data) & ~IDT_ ##field## _MASK) | \ |
| ((u32)(value) << IDT_ ##field## _FLD)) |
| #define IS_FLD_SET(field, data, value) \ |
| (((u32)(data) & IDT_ ##field## _MASK) == IDT_ ##field## _ ##value) |
| |
| /* |
| * Useful registers masks: |
| * @IDT_DBELL_MASK: Doorbell bits mask |
| * @IDT_OUTMSG_MASK: Out messages status bits mask |
| * @IDT_INMSG_MASK: In messages status bits mask |
| * @IDT_MSG_MASK: Any message status bits mask |
| */ |
| #define IDT_DBELL_MASK ((u32)0xFFFFFFFFU) |
| #define IDT_OUTMSG_MASK ((u32)0x0000000FU) |
| #define IDT_INMSG_MASK ((u32)0x000F0000U) |
| #define IDT_MSG_MASK (IDT_INMSG_MASK | IDT_OUTMSG_MASK) |
| |
| /* |
| * Number of IDT NTB resources: |
| * @IDT_MSG_CNT: Number of Message registers |
| * @IDT_BAR_CNT: Number of BARs of each port |
| * @IDT_MTBL_ENTRY_CNT: Number mapping table entries |
| */ |
| #define IDT_MSG_CNT 4 |
| #define IDT_BAR_CNT 6 |
| #define IDT_MTBL_ENTRY_CNT 64 |
| |
| /* |
| * General IDT PCIe-switch constant |
| * @IDT_MAX_NR_PORTS: Maximum number of ports per IDT PCIe-switch |
| * @IDT_MAX_NR_PARTS: Maximum number of partitions per IDT PCIe-switch |
| * @IDT_MAX_NR_PEERS: Maximum number of NT-peers per IDT PCIe-switch |
| * @IDT_MAX_NR_MWS: Maximum number of Memory Widows |
| * @IDT_PCIE_REGSIZE: Size of the registers in bytes |
| * @IDT_TRANS_ALIGN: Alignment of translated base address |
| * @IDT_DIR_SIZE_ALIGN: Alignment of size setting for direct translated MWs. |
| * Even though the lower 10 bits are reserved, they are |
| * treated by IDT as one's so basically there is no any |
| * alignment of size limit for DIR address translation. |
| */ |
| #define IDT_MAX_NR_PORTS 24 |
| #define IDT_MAX_NR_PARTS 8 |
| #define IDT_MAX_NR_PEERS 8 |
| #define IDT_MAX_NR_MWS 29 |
| #define IDT_PCIE_REGSIZE 4 |
| #define IDT_TRANS_ALIGN 4 |
| #define IDT_DIR_SIZE_ALIGN 1 |
| |
| /* |
| * IDT PCIe-switch temperature sensor value limits |
| * @IDT_TEMP_MIN_MDEG: Minimal integer value of temperature |
| * @IDT_TEMP_MAX_MDEG: Maximal integer value of temperature |
| * @IDT_TEMP_MIN_OFFSET:Minimal integer value of temperature offset |
| * @IDT_TEMP_MAX_OFFSET:Maximal integer value of temperature offset |
| */ |
| #define IDT_TEMP_MIN_MDEG 0 |
| #define IDT_TEMP_MAX_MDEG 127500 |
| #define IDT_TEMP_MIN_OFFSET -64000 |
| #define IDT_TEMP_MAX_OFFSET 63500 |
| |
| /* |
| * Temperature sensor values enumeration |
| * @IDT_TEMP_CUR: Current temperature |
| * @IDT_TEMP_LOW: Lowest historical temperature |
| * @IDT_TEMP_HIGH: Highest historical temperature |
| * @IDT_TEMP_OFFSET: Current temperature offset |
| */ |
| enum idt_temp_val { |
| IDT_TEMP_CUR, |
| IDT_TEMP_LOW, |
| IDT_TEMP_HIGH, |
| IDT_TEMP_OFFSET |
| }; |
| |
| /* |
| * IDT Memory Windows type. Depending on the device settings, IDT supports |
| * Direct Address Translation MW registers and Lookup Table registers |
| * @IDT_MW_DIR: Direct address translation |
| * @IDT_MW_LUT12: 12-entry lookup table entry |
| * @IDT_MW_LUT24: 24-entry lookup table entry |
| * |
| * NOTE These values are exactly the same as one of the BARSETUP ATRAN field |
| */ |
| enum idt_mw_type { |
| IDT_MW_DIR = 0x0, |
| IDT_MW_LUT12 = 0x1, |
| IDT_MW_LUT24 = 0x2 |
| }; |
| |
| /* |
| * IDT PCIe-switch model private data |
| * @name: Device name |
| * @port_cnt: Total number of NT endpoint ports |
| * @ports: Port ids |
| */ |
| struct idt_89hpes_cfg { |
| char *name; |
| unsigned char port_cnt; |
| unsigned char ports[]; |
| }; |
| |
| /* |
| * Memory window configuration structure |
| * @type: Type of the memory window (direct address translation or lookup |
| * table) |
| * |
| * @bar: PCIe BAR the memory window referenced to |
| * @idx: Index of the memory window within the BAR |
| * |
| * @addr_align: Alignment of translated address |
| * @size_align: Alignment of memory window size |
| * @size_max: Maximum size of memory window |
| */ |
| struct idt_mw_cfg { |
| enum idt_mw_type type; |
| |
| unsigned char bar; |
| unsigned char idx; |
| |
| u64 addr_align; |
| u64 size_align; |
| u64 size_max; |
| }; |
| |
| /* |
| * Description structure of peer IDT NT-functions: |
| * @port: NT-function port |
| * @part: NT-function partition |
| * |
| * @mw_cnt: Number of memory windows supported by NT-function |
| * @mws: Array of memory windows descriptors |
| */ |
| struct idt_ntb_peer { |
| unsigned char port; |
| unsigned char part; |
| |
| unsigned char mw_cnt; |
| struct idt_mw_cfg *mws; |
| }; |
| |
| /* |
| * Description structure of local IDT NT-function: |
| * @ntb: Linux NTB-device description structure |
| * @swcfg: Pointer to the structure of local IDT PCIe-switch |
| * specific cofnfigurations |
| * |
| * @port: Local NT-function port |
| * @part: Local NT-function partition |
| * |
| * @peer_cnt: Number of peers with activated NTB-function |
| * @peers: Array of peers descripting structures |
| * @port_idx_map: Map of port number -> peer index |
| * @part_idx_map: Map of partition number -> peer index |
| * |
| * @mtbl_lock: Mapping table access lock |
| * |
| * @mw_cnt: Number of memory windows supported by NT-function |
| * @mws: Array of memory windows descriptors |
| * @lut_lock: Lookup table access lock |
| * |
| * @msg_locks: Message registers mapping table lockers |
| * |
| * @cfgspc: Virtual address of the memory mapped configuration |
| * space of the NT-function |
| * @db_mask_lock: Doorbell mask register lock |
| * @msg_mask_lock: Message mask register lock |
| * @gasa_lock: GASA registers access lock |
| * |
| * @hwmon_mtx: Temperature sensor interface update mutex |
| * |
| * @dbgfs_info: DebugFS info node |
| */ |
| struct idt_ntb_dev { |
| struct ntb_dev ntb; |
| struct idt_89hpes_cfg *swcfg; |
| |
| unsigned char port; |
| unsigned char part; |
| |
| unsigned char peer_cnt; |
| struct idt_ntb_peer peers[IDT_MAX_NR_PEERS]; |
| char port_idx_map[IDT_MAX_NR_PORTS]; |
| char part_idx_map[IDT_MAX_NR_PARTS]; |
| |
| spinlock_t mtbl_lock; |
| |
| unsigned char mw_cnt; |
| struct idt_mw_cfg *mws; |
| spinlock_t lut_lock; |
| |
| spinlock_t msg_locks[IDT_MSG_CNT]; |
| |
| void __iomem *cfgspc; |
| spinlock_t db_mask_lock; |
| spinlock_t msg_mask_lock; |
| spinlock_t gasa_lock; |
| |
| struct mutex hwmon_mtx; |
| |
| struct dentry *dbgfs_info; |
| }; |
| #define to_ndev_ntb(__ntb) container_of(__ntb, struct idt_ntb_dev, ntb) |
| |
| /* |
| * Descriptor of the IDT PCIe-switch BAR resources |
| * @setup: BAR setup register |
| * @limit: BAR limit register |
| * @ltbase: Lower translated base address |
| * @utbase: Upper translated base address |
| */ |
| struct idt_ntb_bar { |
| unsigned int setup; |
| unsigned int limit; |
| unsigned int ltbase; |
| unsigned int utbase; |
| }; |
| |
| /* |
| * Descriptor of the IDT PCIe-switch message resources |
| * @in: Inbound message register |
| * @out: Outbound message register |
| * @src: Source of inbound message register |
| */ |
| struct idt_ntb_msg { |
| unsigned int in; |
| unsigned int out; |
| unsigned int src; |
| }; |
| |
| /* |
| * Descriptor of the IDT PCIe-switch NT-function specific parameters in the |
| * PCI Configuration Space |
| * @bars: BARs related registers |
| * @msgs: Messaging related registers |
| */ |
| struct idt_ntb_regs { |
| struct idt_ntb_bar bars[IDT_BAR_CNT]; |
| struct idt_ntb_msg msgs[IDT_MSG_CNT]; |
| }; |
| |
| /* |
| * Descriptor of the IDT PCIe-switch port specific parameters in the |
| * Global Configuration Space |
| * @pcicmdsts: PCI command/status register |
| * @pcielctlsts: PCIe link control/status |
| * |
| * @ctl: Port control register |
| * @sts: Port status register |
| * |
| * @bars: BARs related registers |
| */ |
| struct idt_ntb_port { |
| unsigned int pcicmdsts; |
| unsigned int pcielctlsts; |
| unsigned int ntctl; |
| |
| unsigned int ctl; |
| unsigned int sts; |
| |
| struct idt_ntb_bar bars[IDT_BAR_CNT]; |
| }; |
| |
| /* |
| * Descriptor of the IDT PCIe-switch partition specific parameters. |
| * @ctl: Partition control register in the Global Address Space |
| * @sts: Partition status register in the Global Address Space |
| * @msgctl: Messages control registers |
| */ |
| struct idt_ntb_part { |
| unsigned int ctl; |
| unsigned int sts; |
| unsigned int msgctl[IDT_MSG_CNT]; |
| }; |
| |
| #endif /* NTB_HW_IDT_H */ |
