From: Peter Dinda <pdinda@northwestern.edu>
Date: Mon, 23 Mar 2015 21:09:33 +0000 (-0500)
Subject: Add HVM configuration capability, init/deinit, etc
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=commitdiff_plain;h=1c5bf75232c70f01570ddc8b075f9455b7c6ba34

Add HVM configuration capability, init/deinit, etc
---

diff --git a/palacios/include/palacios/vm_guest.h b/palacios/include/palacios/vm_guest.h
index a4fca43..3029c3c 100644
--- a/palacios/include/palacios/vm_guest.h
+++ b/palacios/include/palacios/vm_guest.h
@@ -69,6 +69,10 @@ struct v3_sym_core_state;
 #include <palacios/vmm_mem_track.h>
 #endif
 
+#ifdef V3_CONFIG_HVM
+#include <palacios/vmm_hvm.h>
+#endif
+
 
 
 #include <palacios/vmm_config.h>
@@ -154,6 +158,12 @@ struct guest_info {
 #ifdef V3_CONFIG_MEM_TRACK
     struct v3_core_mem_track memtrack_state;
 #endif
+
+#ifdef V3_CONFIG_HVM
+    struct v3_core_hvm  hvm_state;
+#endif
+
+
     /* struct v3_core_dev_mgr core_dev_mgr; */
 
     void * decoder_state;
@@ -189,6 +199,9 @@ struct v3_vm_info {
     v3_vm_class_t vm_class;
     struct v3_fw_cfg_state fw_cfg_state;
 
+    // This is always the total RAM (addresses 0...mem_size)
+    // in the VM.  
+    // With an HVM, this is partitioned as per hvm_state
     addr_t mem_size; /* In bytes for now */
     uint32_t mem_align;
     struct v3_mem_map mem_map;
@@ -251,11 +264,17 @@ struct v3_vm_info {
     struct v3_vm_mem_track memtrack_state;
 #endif
 
+#ifdef V3_CONFIG_HVM
+    struct v3_vm_hvm  hvm_state;
+#endif
+
     uint64_t yield_cycle_period;  
 
 
     void * host_priv_data;
 
+    // This is always the total number of vcores in the VM 
+    // With an HVM, these are partitioned as per hvm_state
     int num_cores;
 
     int avail_cores; // Available logical cores
diff --git a/palacios/src/palacios/vm_guest.c b/palacios/src/palacios/vm_guest.c
index 569fa0b..acbb11e 100644
--- a/palacios/src/palacios/vm_guest.c
+++ b/palacios/src/palacios/vm_guest.c
@@ -37,6 +37,7 @@
 #include <palacios/vmm_mem_track.h>
 #endif
 
+
 v3_cpu_mode_t v3_get_vm_cpu_mode(struct guest_info * info) {
     struct cr0_32 * cr0;
     struct efer_64 * efer;
@@ -376,6 +377,10 @@ int v3_free_vm_internal(struct v3_vm_info * vm) {
     v3_deinit_telemetry(vm);
 #endif
 
+#ifdef V3_CONFIG_HVM
+    v3_deinit_hvm_vm(vm);
+#endif
+
     v3_deinit_events(vm);
 
 #ifdef V3_CONFIG_MEM_TRACK
@@ -483,6 +488,10 @@ int v3_free_core(struct guest_info * core) {
     v3_deinit_core_telemetry(core);
 #endif
 
+#ifdef V3_CONFIG_HVM
+    v3_deinit_hvm_core(core);
+#endif
+
     switch (v3_mach_type) {
 #ifdef V3_CONFIG_SVM
 	case V3_SVM_CPU:
diff --git a/palacios/src/palacios/vmm.c b/palacios/src/palacios/vmm.c
index b291ada..6690e97 100644
--- a/palacios/src/palacios/vmm.c
+++ b/palacios/src/palacios/vmm.c
@@ -154,6 +154,10 @@ void Init_V3(struct v3_os_hooks * hooks, char * cpu_mask, int num_cpus, char *op
     // Parse host-os defined options into an easily-accessed format.
     v3_parse_options(options);
 
+#ifdef V3_CONFIG_HVM
+    v3_init_hvm();
+#endif
+
     // Memory manager initialization
     v3_init_mem();
 
@@ -255,6 +259,10 @@ void Shutdown_V3() {
 
     v3_deinit_mem();
     
+#ifdef V3_CONFIG_HVM
+    v3_deinit_hvm();
+#endif
+
     v3_deinit_options();
     
 
@@ -869,6 +877,7 @@ int v3_get_state_vm(struct v3_vm_info        *vm,
 	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_RESETTING:  base->state = V3_VM_RESETTING; 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;
@@ -909,7 +918,7 @@ int v3_get_state_vm(struct v3_vm_info        *vm,
     
     core->num_vcores=numcores;
 
-    for (i=0;i<vm->mem_map.num_base_regions;i++) {
+    for (i=0;i<numregions;i++) {
 	mem->region[i].host_paddr =  (void*)(vm->mem_map.base_regions[i].host_addr);
 	mem->region[i].size = v3_mem_block_size;
 #ifdef V3_CONFIG_SWAPPING
diff --git a/palacios/src/palacios/vmm_config.c b/palacios/src/palacios/vmm_config.c
index 781754a..374c1a5 100644
--- a/palacios/src/palacios/vmm_config.c
+++ b/palacios/src/palacios/vmm_config.c
@@ -37,6 +37,10 @@
 #include <palacios/vmm_swapping.h>
 #endif
 
+#ifdef V3_CONFIG_HVM
+#include <palacios/vmm_hvm.h>
+#endif
+
 #include <palacios/vmm_host_events.h>
 #include <palacios/vmm_perftune.h>
 
@@ -351,6 +355,14 @@ static int pre_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * vm_cfg) {
     }
 #endif
 
+#ifdef V3_CONFIG_HVM
+    if (v3_init_hvm_vm(vm,vm_cfg)) { 
+	PrintError(vm,VCORE_NONE,"Cannot initialize HVM for VM\n");
+	return -1;
+    }
+#endif
+
+
     if (v3_init_vm(vm) == -1) {
 	PrintError(VM_NONE, VCORE_NONE, "Failed to initialize VM\n");
 	return -1;
@@ -425,6 +437,13 @@ static int pre_config_core(struct guest_info * info, v3_cfg_tree_t * core_cfg) {
 	return -1;
     }
 
+#ifdef V3_CONFIG_HVM
+    if (v3_init_hvm_core(info)) { 
+	PrintError(info->vm_info, info, "Error Initializing HVM Core\n");
+	return -1;
+    }
+#endif
+
     if (info->vm_info->vm_class == V3_PC_VM) {
 	if (pre_config_pc_core(info, core_cfg) == -1) {
 	    PrintError(info->vm_info, info, "PC Post configuration failure\n");