*/
#include <palacios/vmm.h>
+#include <palacios/vmm_mem.h>
#include <palacios/vmm_intr.h>
#include <palacios/vmm_config.h>
#include <palacios/vm_guest.h>
#include <palacios/vmm_extensions.h>
#include <palacios/vmm_timeout.h>
#include <palacios/vmm_options.h>
+#include <palacios/vmm_cpu_mapper.h>
#ifdef V3_CONFIG_SVM
#include <palacios/svm.h>
// Register all shadow paging handlers
V3_init_shdw_paging();
+ // Initialize the cpu_mapper framework (must be before extensions)
+ V3_init_cpu_mapper();
+
// Initialize the scheduler framework (must be before extensions)
V3_init_scheduling();
// Register all extensions
V3_init_extensions();
+ // Enabling cpu_mapper
+ V3_enable_cpu_mapper();
+
// Enabling scheduler
V3_enable_scheduler();
return 0;
}
-
-// For the moment very ugly. Eventually we will shift the cpu_mask to an arbitrary sized type...
-#define MAX_CORES 32
-
-
int v3_start_vm(struct v3_vm_info * vm, unsigned int cpu_mask) {
- uint32_t i;
+
+ uint32_t i,j;
uint8_t * core_mask = (uint8_t *)&cpu_mask; // This is to make future expansion easier
uint32_t avail_cores = 0;
int vcore_id = 0;
// Do not run if any core is using shadow paging and we are out of 4 GB bounds
for (i=0;i<vm->num_cores;i++) {
if (vm->cores[i].shdw_pg_mode == SHADOW_PAGING) {
- if ((vm->mem_map.base_region.host_addr + vm->mem_size ) >= 0x100000000ULL) {
- PrintError(vm, VCORE_NONE, "Base memory region exceeds 4 GB boundary with shadow paging enabled on core %d.\n",i);
- PrintError(vm, VCORE_NONE, "Any use of non-64 bit mode in the guest is likely to fail in this configuration.\n");
- PrintError(vm, VCORE_NONE, "If you would like to proceed anyway, remove this check and recompile Palacios.\n");
- PrintError(vm, VCORE_NONE, "Alternatively, change this VM to use nested paging.\n");
- return -1;
+ for (j=0;j<vm->mem_map.num_base_regions;j++) {
+ if ((vm->mem_map.base_regions[i].host_addr + V3_CONFIG_MEM_BLOCK_SIZE) >= 0x100000000ULL) {
+ PrintError(vm, VCORE_NONE, "Base memory region %d exceeds 4 GB boundary with shadow paging enabled on core %d.\n",j, i);
+ PrintError(vm, VCORE_NONE, "Any use of non-64 bit mode in the guest is likely to fail in this configuration.\n");
+ PrintError(vm, VCORE_NONE, "If you would like to proceed anyway, remove this check and recompile Palacios.\n");
+ PrintError(vm, VCORE_NONE, "Alternatively, change this VM to use nested paging.\n");
+ return -1;
+ }
}
}
}
-
-
-
+
/// CHECK IF WE ARE MULTICORE ENABLED....
V3_Print(vm, VCORE_NONE, "V3 -- Starting VM (%u cores)\n", vm->num_cores);
// Check that enough cores are present in the mask to handle vcores
- for (i = 0; i < MAX_CORES; i++) {
+ for (i = 0; i < V3_CONFIG_MAX_CPUS; i++) {
int major = i / 8;
int minor = i % 8;
}
}
-
vm->avail_cores = avail_cores;
if (v3_scheduler_admit_vm(vm) != 0){
- PrintError(vm, VCORE_NONE,"Error admitting VM %s for scheduling", vm->name);
+ PrintError(vm, VCORE_NONE,"Error admitting VM %s for scheduling", vm->name);
}
- vm->run_state = VM_RUNNING;
+ if (v3_cpu_mapper_admit_vm(vm) != 0){
+ PrintError(vm, VCORE_NONE,"Error admitting VM %s for mapping", vm->name);
+ }
- // Spawn off threads for each core.
- // We work backwards, so that core 0 is always started last.
- for (i = 0, vcore_id = vm->num_cores - 1; (i < MAX_CORES) && (vcore_id >= 0); i++) {
- int major = 0;
- int minor = 0;
- struct guest_info * core = &(vm->cores[vcore_id]);
- char * specified_cpu = v3_cfg_val(core->core_cfg_data, "target_cpu");
- uint32_t core_idx = 0;
-
- if (specified_cpu != NULL) {
- core_idx = atoi(specified_cpu);
-
- if ((core_idx < 0) || (core_idx >= MAX_CORES)) {
- PrintError(vm, VCORE_NONE, "Target CPU out of bounds (%d) (MAX_CORES=%d)\n", core_idx, MAX_CORES);
- }
+ vm->run_state = VM_RUNNING;
- i--; // We reset the logical core idx. Not strictly necessary I guess...
- } else {
- core_idx = i;
- }
+ if(v3_cpu_mapper_register_vm(vm,cpu_mask) == -1) {
- major = core_idx / 8;
- minor = core_idx % 8;
+ PrintError(vm, VCORE_NONE,"Error registering VM with cpu_mapper\n");
+ }
- if ((core_mask[major] & (0x1 << minor)) == 0) {
- PrintError(vm, VCORE_NONE, "Logical CPU %d not available for virtual core %d; not started\n",
- core_idx, vcore_id);
- if (specified_cpu != NULL) {
- PrintError(vm, VCORE_NONE, "CPU was specified explicitly (%d). HARD ERROR\n", core_idx);
- v3_stop_vm(vm);
- return -1;
- }
+ for (vcore_id = 0; vcore_id < vm->num_cores; vcore_id++) {
- continue;
- }
+ struct guest_info * core = &(vm->cores[vcore_id]);
PrintDebug(vm, VCORE_NONE, "Starting virtual core %u on logical core %u\n",
- vcore_id, core_idx);
+ vcore_id, core->pcpu_id);
sprintf(core->exec_name, "%s-%u", vm->name, vcore_id);
- PrintDebug(vm, VCORE_NONE, "run: core=%u, func=0x%p, arg=0x%p, name=%s\n",
- core_idx, start_core, core, core->exec_name);
+ PrintDebug(vm, VCORE_NONE, "run: core=%u, func=0x%p, arg=0x%p, name=%s\n",
+ core->pcpu_id, start_core, core, core->exec_name);
core->core_run_state = CORE_STOPPED; // core zero will turn itself on
- core->pcpu_id = core_idx;
- core->core_thread = V3_CREATE_THREAD_ON_CPU(core_idx, start_core, core, core->exec_name);
+ core->core_thread = V3_CREATE_THREAD_ON_CPU(core->pcpu_id, start_core, core, core->exec_name);
if (core->core_thread == NULL) {
PrintError(vm, VCORE_NONE, "Thread launch failed\n");
v3_stop_vm(vm);
return -1;
}
-
- vcore_id--;
- }
-
- if (vcore_id >= 0) {
- PrintError(vm, VCORE_NONE, "Error starting VM: Not enough available CPU cores\n");
- v3_stop_vm(vm);
- return -1;
}
-
return 0;
}
V3_Print(vm, core, "Moving Core\n");
+ if(v3_cpu_mapper_admit_core(vm, vcore_id, target_cpu) == -1){
+ PrintError(vm, core, "Core %d can not be admitted in cpu %d\n",vcore_id, target_cpu);
+ return -1;
+ }
+
#ifdef V3_CONFIG_VMX
switch (v3_cpu_types[core->pcpu_id]) {
}
-int v3_get_state_vm(struct v3_vm_info *vm, struct v3_vm_state *s)
+int v3_get_state_vm(struct v3_vm_info *vm,
+ struct v3_vm_base_state *base,
+ struct v3_vm_core_state *core,
+ struct v3_vm_mem_state *mem)
{
- uint32_t i;
- uint32_t numcores = s->num_vcores > vm->num_cores ? vm->num_cores : s->num_vcores;
-
- switch (vm->run_state) {
- case VM_INVALID: s->state = V3_VM_INVALID; break;
- case VM_RUNNING: s->state = V3_VM_RUNNING; break;
- case VM_STOPPED: s->state = V3_VM_STOPPED; break;
- case VM_PAUSED: s->state = V3_VM_PAUSED; break;
- case VM_ERROR: s->state = V3_VM_ERROR; break;
- case VM_SIMULATING: s->state = V3_VM_SIMULATING; break;
- default: s->state = V3_VM_UNKNOWN; break;
- }
+ uint32_t i;
+ uint32_t numcores = core->num_vcores > vm->num_cores ? vm->num_cores : core->num_vcores;
+ uint32_t numregions = mem->num_regions > vm->mem_map.num_base_regions ? vm->mem_map.num_base_regions : mem->num_regions;
+
+
+ switch (vm->run_state) {
+ case VM_INVALID: base->state = V3_VM_INVALID; break;
+ case VM_RUNNING: base->state = V3_VM_RUNNING; break;
+ case VM_STOPPED: base->state = V3_VM_STOPPED; break;
+ case VM_PAUSED: base->state = V3_VM_PAUSED; break;
+ case VM_ERROR: base->state = V3_VM_ERROR; break;
+ case VM_SIMULATING: base->state = V3_VM_SIMULATING; break;
+ default: base->state = V3_VM_UNKNOWN; break;
+ }
+
+ for (i=0;i<numcores;i++) {
+ switch (vm->cores[i].core_run_state) {
+ case CORE_INVALID: core->vcore[i].state = V3_VCORE_INVALID; break;
+ case CORE_RUNNING: core->vcore[i].state = V3_VCORE_RUNNING; break;
+ case CORE_STOPPED: core->vcore[i].state = V3_VCORE_STOPPED; break;
+ default: core->vcore[i].state = V3_VCORE_UNKNOWN; break;
+ }
+ switch (vm->cores[i].cpu_mode) {
+ case REAL: core->vcore[i].cpu_mode = V3_VCORE_CPU_REAL; break;
+ case PROTECTED: core->vcore[i].cpu_mode = V3_VCORE_CPU_PROTECTED; break;
+ case PROTECTED_PAE: core->vcore[i].cpu_mode = V3_VCORE_CPU_PROTECTED_PAE; break;
+ case LONG: core->vcore[i].cpu_mode = V3_VCORE_CPU_LONG; break;
+ case LONG_32_COMPAT: core->vcore[i].cpu_mode = V3_VCORE_CPU_LONG_32_COMPAT; break;
+ case LONG_16_COMPAT: core->vcore[i].cpu_mode = V3_VCORE_CPU_LONG_16_COMPAT; break;
+ default: core->vcore[i].cpu_mode = V3_VCORE_CPU_UNKNOWN; break;
+ }
+ switch (vm->cores[i].shdw_pg_mode) {
+ case SHADOW_PAGING: core->vcore[i].mem_state = V3_VCORE_MEM_STATE_SHADOW; break;
+ case NESTED_PAGING: core->vcore[i].mem_state = V3_VCORE_MEM_STATE_NESTED; break;
+ default: core->vcore[i].mem_state = V3_VCORE_MEM_STATE_UNKNOWN; break;
+ }
+ switch (vm->cores[i].mem_mode) {
+ case PHYSICAL_MEM: core->vcore[i].mem_mode = V3_VCORE_MEM_MODE_PHYSICAL; break;
+ case VIRTUAL_MEM: core->vcore[i].mem_mode=V3_VCORE_MEM_MODE_VIRTUAL; break;
+ default: core->vcore[i].mem_mode=V3_VCORE_MEM_MODE_UNKNOWN; break;
+ }
+
+ core->vcore[i].pcore=vm->cores[i].pcpu_id;
+ core->vcore[i].last_rip=(void*)(vm->cores[i].rip);
+ core->vcore[i].num_exits=vm->cores[i].num_exits;
+ }
+
+ core->num_vcores=numcores;
- s->mem_base_paddr = (void*)(vm->mem_map.base_region.host_addr);
- s->mem_size = vm->mem_size;
-
- s->num_vcores = numcores;
-
- for (i=0;i<numcores;i++) {
- switch (vm->cores[i].core_run_state) {
- case CORE_INVALID: s->vcore[i].state = V3_VCORE_INVALID; break;
- case CORE_RUNNING: s->vcore[i].state = V3_VCORE_RUNNING; break;
- case CORE_STOPPED: s->vcore[i].state = V3_VCORE_STOPPED; break;
- default: s->vcore[i].state = V3_VCORE_UNKNOWN; break;
- }
- switch (vm->cores[i].cpu_mode) {
- case REAL: s->vcore[i].cpu_mode = V3_VCORE_CPU_REAL; break;
- case PROTECTED: s->vcore[i].cpu_mode = V3_VCORE_CPU_PROTECTED; break;
- case PROTECTED_PAE: s->vcore[i].cpu_mode = V3_VCORE_CPU_PROTECTED_PAE; break;
- case LONG: s->vcore[i].cpu_mode = V3_VCORE_CPU_LONG; break;
- case LONG_32_COMPAT: s->vcore[i].cpu_mode = V3_VCORE_CPU_LONG_32_COMPAT; break;
- case LONG_16_COMPAT: s->vcore[i].cpu_mode = V3_VCORE_CPU_LONG_16_COMPAT; break;
- default: s->vcore[i].cpu_mode = V3_VCORE_CPU_UNKNOWN; break;
- }
- switch (vm->cores[i].shdw_pg_mode) {
- case SHADOW_PAGING: s->vcore[i].mem_state = V3_VCORE_MEM_STATE_SHADOW; break;
- case NESTED_PAGING: s->vcore[i].mem_state = V3_VCORE_MEM_STATE_NESTED; break;
- default: s->vcore[i].mem_state = V3_VCORE_MEM_STATE_UNKNOWN; break;
- }
- switch (vm->cores[i].mem_mode) {
- case PHYSICAL_MEM: s->vcore[i].mem_mode = V3_VCORE_MEM_MODE_PHYSICAL; break;
- case VIRTUAL_MEM: s->vcore[i].mem_mode=V3_VCORE_MEM_MODE_VIRTUAL; break;
- default: s->vcore[i].mem_mode=V3_VCORE_MEM_MODE_UNKNOWN; break;
- }
-
- s->vcore[i].pcore=vm->cores[i].pcpu_id;
- s->vcore[i].last_rip=(void*)(vm->cores[i].rip);
- s->vcore[i].num_exits=vm->cores[i].num_exits;
- }
+ for (i=0;i<vm->mem_map.num_base_regions;i++) {
+ mem->region[i].host_paddr = (void*)(vm->mem_map.base_regions[i].host_addr);
+ mem->region[i].size = V3_CONFIG_MEM_BLOCK_SIZE;
+ }
- return 0;
+ mem->num_regions=numregions;
+
+ return 0;
}
#ifdef V3_CONFIG_CHECKPOINT
#include <palacios/vmm_checkpoint.h>
-int v3_save_vm(struct v3_vm_info * vm, char * store, char * url) {
- return v3_chkpt_save_vm(vm, store, url);
+int v3_save_vm(struct v3_vm_info * vm, char * store, char * url, v3_chkpt_options_t opts) {
+ return v3_chkpt_save_vm(vm, store, url, opts);
}
-int v3_load_vm(struct v3_vm_info * vm, char * store, char * url) {
- return v3_chkpt_load_vm(vm, store, url);
+int v3_load_vm(struct v3_vm_info * vm, char * store, char * url, v3_chkpt_options_t opts) {
+ return v3_chkpt_load_vm(vm, store, url, opts);
}
#ifdef V3_CONFIG_LIVE_MIGRATION
-int v3_send_vm(struct v3_vm_info * vm, char * store, char * url) {
- return v3_chkpt_send_vm(vm, store, url);
+int v3_send_vm(struct v3_vm_info * vm, char * store, char * url, v3_chkpt_options_t opts) {
+ return v3_chkpt_send_vm(vm, store, url, opts);
}
-int v3_receive_vm(struct v3_vm_info * vm, char * store, char * url) {
- return v3_chkpt_receive_vm(vm, store, url);
+int v3_receive_vm(struct v3_vm_info * vm, char * store, char * url, v3_chkpt_options_t opts) {
+ return v3_chkpt_receive_vm(vm, store, url, opts);
}
#endif