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1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */5 * Copyright 1997--1999 Martin Mares <mj@ucw.cz>25 * Conventional PCI and PCI-X Mode 1 devices have 256 bytes of26 * configuration space. PCI-X Mode 2 and PCIe devices have 4096 bytes of50 #define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */59 #define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */61 #define PCI_STATUS_DEVSEL_MASK 0x600 /* DEVSEL timing */83 #define PCI_HEADER_TYPE_MFD 0x80 /* Multi-Function Device (possible) */124 /* 0x35-0x3b are reserved */130 /* Header type 1 (PCI-to-PCI bridges) */[all …]