| 1 | /* |
| 2 | * QEMU L2VIC Interrupt Controller |
| 3 | * |
| 4 | * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. |
| 5 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 6 | */ |
| 7 | |
| 8 | #ifndef HW_INTC_HEX_L2VIC_H |
| 9 | #define HW_INTC_HEX_L2VIC_H |
| 10 | |
| 11 | #include "qom/object.h" |
| 12 | |
| 13 | #define TYPE_HEX_L2VIC "hex-l2vic" |
| 14 | /* |
| 15 | * L2VIC Interface for CPU/GlobalReg interaction |
| 16 | */ |
| 17 | #define TYPE_HEX_L2VIC_INTERFACE "hex-l2vic-if" |
| 18 | |
| 19 | typedef struct HexL2VicInterface HexL2VicInterface; |
| 20 | |
| 21 | typedef struct HexL2VicInterfaceClass { |
| 22 | InterfaceClass parent_class; |
| 23 | |
| 24 | uint32_t (*read_vid)(HexL2VicInterface *l2vic, uint32_t group); |
| 25 | |
| 26 | /* |
| 27 | * Write the VID: unpack the fields into per-group VIDs. This does |
| 28 | * not deliver or clear any interrupt; a pending interrupt stays |
| 29 | * gated until ciad. |
| 30 | */ |
| 31 | void (*update_vid)(HexL2VicInterface *l2vic, uint32_t group, |
| 32 | uint32_t value); |
| 33 | |
| 34 | /* Clear interrupt using CIAD instruction */ |
| 35 | void (*clear_interrupt)(HexL2VicInterface *l2vic); |
| 36 | } HexL2VicInterfaceClass; |
| 37 | |
| 38 | DECLARE_OBJ_CHECKERS(HexL2VicInterface, HexL2VicInterfaceClass, |
| 39 | HEX_L2VIC_INTERFACE, TYPE_HEX_L2VIC_INTERFACE); |
| 40 | |
| 41 | static inline uint32_t l2vic_read_vid(HexL2VicInterface *l2vic, |
| 42 | uint32_t group) |
| 43 | { |
| 44 | HexL2VicInterfaceClass *k = HEX_L2VIC_INTERFACE_GET_CLASS(l2vic); |
| 45 | return k->read_vid(l2vic, group); |
| 46 | } |
| 47 | |
| 48 | static inline void l2vic_update_vid(HexL2VicInterface *l2vic, uint32_t group, |
| 49 | uint32_t value) |
| 50 | { |
| 51 | HexL2VicInterfaceClass *k = HEX_L2VIC_INTERFACE_GET_CLASS(l2vic); |
| 52 | k->update_vid(l2vic, group, value); |
| 53 | } |
| 54 | |
| 55 | static inline void l2vic_clear_interrupt(HexL2VicInterface *l2vic) |
| 56 | { |
| 57 | HexL2VicInterfaceClass *k = HEX_L2VIC_INTERFACE_GET_CLASS(l2vic); |
| 58 | k->clear_interrupt(l2vic); |
| 59 | } |
| 60 | |
| 61 | #endif /* HW_INTC_HEX_L2VIC_H */ |