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