cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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rdma_utils.h (1965B)

      1/*
      2 * RDMA device: Debug utilities
      3 *
      4 * Copyright (C) 2018 Oracle
      5 * Copyright (C) 2018 Red Hat Inc
      6 *
      7 *
      8 * Authors:
      9 *     Yuval Shaia <yuval.shaia@oracle.com>
     10 *     Marcel Apfelbaum <marcel@redhat.com>
     11 *
     12 * This work is licensed under the terms of the GNU GPL, version 2 or later.
     13 * See the COPYING file in the top-level directory.
     14 *
     15 */
     16
     17#ifndef RDMA_UTILS_H
     18#define RDMA_UTILS_H
     19
     20#include "qemu/error-report.h"
     21#include "hw/pci/pci.h"
     22#include "sysemu/dma.h"
     23
     24#define rdma_error_report(fmt, ...) \
     25    error_report("%s: " fmt, "rdma", ## __VA_ARGS__)
     26#define rdma_warn_report(fmt, ...) \
     27    warn_report("%s: " fmt, "rdma", ## __VA_ARGS__)
     28#define rdma_info_report(fmt, ...) \
     29    info_report("%s: " fmt, "rdma", ## __VA_ARGS__)
     30
     31typedef struct RdmaProtectedGQueue {
     32    QemuMutex lock;
     33    GQueue *list;
     34} RdmaProtectedGQueue;
     35
     36typedef struct RdmaProtectedGSList {
     37    QemuMutex lock;
     38    GSList *list;
     39} RdmaProtectedGSList;
     40
     41void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen);
     42void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len);
     43void rdma_protected_gqueue_init(RdmaProtectedGQueue *list);
     44void rdma_protected_gqueue_destroy(RdmaProtectedGQueue *list);
     45void rdma_protected_gqueue_append_int64(RdmaProtectedGQueue *list,
     46                                        int64_t value);
     47int64_t rdma_protected_gqueue_pop_int64(RdmaProtectedGQueue *list);
     48void rdma_protected_gslist_init(RdmaProtectedGSList *list);
     49void rdma_protected_gslist_destroy(RdmaProtectedGSList *list);
     50void rdma_protected_gslist_append_int32(RdmaProtectedGSList *list,
     51                                        int32_t value);
     52void rdma_protected_gslist_remove_int32(RdmaProtectedGSList *list,
     53                                        int32_t value);
     54
     55static inline void addrconf_addr_eui48(uint8_t *eui, const char *addr)
     56{
     57    memcpy(eui, addr, 3);
     58    eui[3] = 0xFF;
     59    eui[4] = 0xFE;
     60    memcpy(eui + 5, addr + 3, 3);
     61    eui[0] ^= 2;
     62}
     63
     64#endif