rdma_utils.h (1964B)
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 31 typedef struct RdmaProtectedGQueue { 32 QemuMutex lock; 33 GQueue *list; 34 } RdmaProtectedGQueue; 35 36 typedef struct RdmaProtectedGSList { 37 QemuMutex lock; 38 GSList *list; 39 } RdmaProtectedGSList; 40 41 void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t len); 42 void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len); 43 void rdma_protected_gqueue_init(RdmaProtectedGQueue *list); 44 void rdma_protected_gqueue_destroy(RdmaProtectedGQueue *list); 45 void rdma_protected_gqueue_append_int64(RdmaProtectedGQueue *list, 46 int64_t value); 47 int64_t rdma_protected_gqueue_pop_int64(RdmaProtectedGQueue *list); 48 void rdma_protected_gslist_init(RdmaProtectedGSList *list); 49 void rdma_protected_gslist_destroy(RdmaProtectedGSList *list); 50 void rdma_protected_gslist_append_int32(RdmaProtectedGSList *list, 51 int32_t value); 52 void rdma_protected_gslist_remove_int32(RdmaProtectedGSList *list, 53 int32_t value); 54 55 static 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