/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright(c) 2020 Intel Corporation. All rights reserved. */ #ifndef __CXL_PCI_H__ #define __CXL_PCI_H__ #define CXL_MEMORY_PROGIF 0x10 /* * See section 8.1 Configuration Space Registers in the CXL 2.0 * Specification */ #define PCI_DVSEC_HEADER1_LENGTH_MASK GENMASK(31, 20) #define PCI_DVSEC_VENDOR_ID_CXL 0x1E98 #define PCI_DVSEC_ID_CXL 0x0 #define PCI_DVSEC_ID_CXL_REGLOC_OFFSET 0x8 #define PCI_DVSEC_ID_CXL_REGLOC_BLOCK1_OFFSET 0xC /* BAR Indicator Register (BIR) */ #define CXL_REGLOC_BIR_MASK GENMASK(2, 0) /* Register Block Identifier (RBI) */ #define CXL_REGLOC_RBI_MASK GENMASK(15, 8) #define CXL_REGLOC_RBI_EMPTY 0 #define CXL_REGLOC_RBI_COMPONENT 1 #define CXL_REGLOC_RBI_VIRT 2 #define CXL_REGLOC_RBI_MEMDEV 3 #define CXL_REGLOC_ADDR_MASK GENMASK(31, 16) #endif /* __CXL_PCI_H__ */