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 node_info {
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 int parse_numa(void *opaque, QemuOpts *opts, Error **errp);
26 void parse_numa_opts(MachineState *ms);
27 void numa_complete_configuration(MachineState *ms);
28 void query_numa_node_mem(NumaNodeMem node_mem[]);
29 extern QemuOptsList qemu_numa_opts;
30 void numa_legacy_auto_assign_ram(MachineClass *mc, NodeInfo *nodes,
31                                  int nb_nodes, ram_addr_t size);
32 void numa_default_auto_assign_ram(MachineClass *mc, NodeInfo *nodes,
33                                   int nb_nodes, ram_addr_t size);
34 void numa_cpu_pre_plug(const CPUArchId *slot, DeviceState *dev, Error **errp);
35 #endif
36