| 1 | /* |
| 2 | * Xilinx CFI interface |
| 3 | * |
| 4 | * Copyright (C) 2023, Advanced Micro Devices, Inc. |
| 5 | * |
| 6 | * Written by Francisco Iglesias <francisco.iglesias@amd.com> |
| 7 | * |
| 8 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 9 | */ |
| 10 | #ifndef XLNX_CFI_IF_H |
| 11 | #define XLNX_CFI_IF_H 1 |
| 12 | |
| 13 | #include "qemu/help-texts.h" |
| 14 | #include "qom/object.h" |
| 15 | |
| 16 | #define TYPE_XLNX_CFI_IF "xlnx-cfi-if" |
| 17 | typedef struct XlnxCfiIfClass XlnxCfiIfClass; |
| 18 | DECLARE_CLASS_CHECKERS(XlnxCfiIfClass, XLNX_CFI_IF, TYPE_XLNX_CFI_IF) |
| 19 | |
| 20 | #define XLNX_CFI_IF(obj) \ |
| 21 | INTERFACE_CHECK(XlnxCfiIf, (obj), TYPE_XLNX_CFI_IF) |
| 22 | |
| 23 | typedef enum { |
| 24 | PACKET_TYPE_CFU = 0x52, |
| 25 | PACKET_TYPE_CFRAME = 0xA1, |
| 26 | } xlnx_cfi_packet_type; |
| 27 | |
| 28 | typedef enum { |
| 29 | CFRAME_FAR = 1, |
| 30 | CFRAME_SFR = 2, |
| 31 | CFRAME_FDRI = 4, |
| 32 | CFRAME_CMD = 6, |
| 33 | } xlnx_cfi_reg_addr; |
| 34 | |
| 35 | typedef struct XlnxCfiPacket { |
| 36 | uint8_t reg_addr; |
| 37 | uint32_t data[4]; |
| 38 | } XlnxCfiPacket; |
| 39 | |
| 40 | typedef struct XlnxCfiIf { |
| 41 | Object Parent; |
| 42 | } XlnxCfiIf; |
| 43 | |
| 44 | typedef struct XlnxCfiIfClass { |
| 45 | InterfaceClass parent; |
| 46 | |
| 47 | void (*cfi_transfer_packet)(XlnxCfiIf *cfi_if, XlnxCfiPacket *pkt); |
| 48 | } XlnxCfiIfClass; |
| 49 | |
| 50 | /** |
| 51 | * Transfer a XlnxCfiPacket. |
| 52 | * |
| 53 | * @cfi_if: the object implementing this interface |
| 54 | * @XlnxCfiPacket: a pointer to the XlnxCfiPacket to transfer |
| 55 | */ |
| 56 | void xlnx_cfi_transfer_packet(XlnxCfiIf *cfi_if, XlnxCfiPacket *pkt); |
| 57 | |
| 58 | #endif /* XLNX_CFI_IF_H */ |