include/sysemu/numa.h

   1 #ifndef SYSEMU_NUMA_H
   2 #define SYSEMU_NUMA_H
   3
   4 #include "qemu/bitmap.h"
   5 #include "sysemu/sysemu.h"
   6 #include "sysemu/hostmem.h"
   7 #include "hw/boards.h"
   8
   9 extern int nb_numa_nodes;   /* Number of NUMA nodes */
  10 extern bool have_numa_distance;
  11
  12 struct NodeInfo {
  13     uint64_t node_mem;
  14     struct HostMemoryBackend *node_memdev;
  15     bool present;
  16     uint8_t distance[MAX_NODES];
  17 };
  18
  19 struct NumaNodeMem {
  20     uint64_t node_mem;
  21     uint64_t node_plugged_mem;
  22 };
  23
  24 extern NodeInfo numa_info[MAX_NODES];
  25 void parse_numa_opts(MachineState *ms);
  26 void numa_complete_configuration(MachineState *ms);
  27 void query_numa_node_mem(NumaNodeMem node_mem[]);
  28 extern QemuOptsList qemu_numa_opts;
  29 void numa_legacy_auto_assign_ram(MachineClass *mc, NodeInfo *nodes,
  30                                  int nb_nodes, ram_addr_t size);
  31 void numa_default_auto_assign_ram(MachineClass *mc, NodeInfo *nodes,
  32                                   int nb_nodes, ram_addr_t size);
  33 void numa_cpu_pre_plug(const CPUArchId *slot, DeviceState *dev, Error **errp);
  34 #endif