cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ibi.h (933B)

      1/* SPDX-License-Identifier: BSD-3-Clause */
      2/*
      3 * Copyright (c) 2020, MIPI Alliance, Inc.
      4 *
      5 * Author: Nicolas Pitre <npitre@baylibre.com>
      6 *
      7 * Common IBI related stuff
      8 */
      9
     10#ifndef IBI_H
     11#define IBI_H
     12
     13/*
     14 * IBI Status Descriptor bits
     15 */
     16#define IBI_STS				BIT(31)
     17#define IBI_ERROR			BIT(30)
     18#define IBI_STATUS_TYPE			BIT(29)
     19#define IBI_HW_CONTEXT			GENMASK(28, 26)
     20#define IBI_TS				BIT(25)
     21#define IBI_LAST_STATUS			BIT(24)
     22#define IBI_CHUNKS			GENMASK(23, 16)
     23#define IBI_ID				GENMASK(15, 8)
     24#define IBI_TARGET_ADDR			GENMASK(15, 9)
     25#define IBI_TARGET_RNW			BIT(8)
     26#define IBI_DATA_LENGTH			GENMASK(7, 0)
     27
     28/*  handy helpers */
     29static inline struct i3c_dev_desc *
     30i3c_hci_addr_to_dev(struct i3c_hci *hci, unsigned int addr)
     31{
     32	struct i3c_bus *bus = i3c_master_get_bus(&hci->master);
     33	struct i3c_dev_desc *dev;
     34
     35	i3c_bus_for_each_i3cdev(bus, dev) {
     36		if (dev->info.dyn_addr == addr)
     37			return dev;
     38	}
     39	return NULL;
     40}
     41
     42#endif