1 #ifndef SYSEMU_NUMA_H 2 #define SYSEMU_NUMA_H 3 4 #include "qemu/bitmap.h" 5 #include "qemu/option.h" 6 #include "sysemu/sysemu.h" 7 #include "sysemu/hostmem.h" 8 #include "hw/boards.h" 9 10 extern int nb_numa_nodes; /* Number of NUMA nodes */ 11 12 struct numa_addr_range { 13 ram_addr_t mem_start; 14 ram_addr_t mem_end; 15 QLIST_ENTRY(numa_addr_range) entry; 16 }; 17 18 typedef struct node_info { 19 uint64_t node_mem; 20 unsigned long *node_cpu; 21 struct HostMemoryBackend *node_memdev; 22 bool present; 23 QLIST_HEAD(, numa_addr_range) addr; /* List to store address ranges */ 24 } NodeInfo; 25 26 extern NodeInfo numa_info[MAX_NODES]; 27 void parse_numa_opts(MachineClass *mc); 28 void numa_post_machine_init(void); 29 void query_numa_node_mem(uint64_t node_mem[]); 30 extern QemuOptsList qemu_numa_opts; 31 void numa_set_mem_node_id(ram_addr_t addr, uint64_t size, uint32_t node); 32 void numa_unset_mem_node_id(ram_addr_t addr, uint64_t size, uint32_t node); 33 uint32_t numa_get_node(ram_addr_t addr, Error **errp); 34 35 /* on success returns node index in numa_info, 36 * on failure returns nb_numa_nodes */ 37 int numa_get_node_for_cpu(int idx); 38 #endif 39