X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvmm_config.c;h=8d348e6c7f421ce7e820256711f85440bb893b28;hb=cfd5e43722796b4951faf721c64f3a74ab81ff2b;hp=8cdc907601f962b7457ac90da422413ec67b0aa6;hpb=921772c23185aa48406a390c58546ee463f49dc4;p=palacios.git diff --git a/palacios/src/palacios/vmm_config.c b/palacios/src/palacios/vmm_config.c index 8cdc907..8d348e6 100644 --- a/palacios/src/palacios/vmm_config.c +++ b/palacios/src/palacios/vmm_config.c @@ -30,15 +30,13 @@ #include #include #include -#include - +#include #include -#include #include "vmm_config_class.h" @@ -58,6 +56,7 @@ struct file_idx_table { static int setup_memory_map(struct v3_vm_info * vm, v3_cfg_tree_t * cfg); +static int setup_extensions(struct v3_vm_info * vm, v3_cfg_tree_t * cfg); static int setup_devices(struct v3_vm_info * vm, v3_cfg_tree_t * cfg); @@ -166,7 +165,6 @@ static struct v3_config * parse_config(void * cfg_blob) { return NULL; } - V3_Print("File index=%d id=%s\n", idx, id); strncpy(file->tag, id, 256); @@ -203,7 +201,7 @@ static inline uint32_t get_alignment(char * align_str) { } } -#ifndef CONFIG_ALIGNED_PG_ALLOC +#ifndef V3_CONFIG_ALIGNED_PG_ALLOC if (alignment != PAGE_SIZE_4KB) { PrintError("Aligned page allocations are not supported in this host (requested alignment=%d)\n", alignment); PrintError("Ignoring alignment request\n"); @@ -212,15 +210,16 @@ static inline uint32_t get_alignment(char * align_str) { return alignment; } -static int pre_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * vm_cfg) { +static int pre_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * vm_cfg) { char * memory_str = v3_cfg_val(vm_cfg, "memory"); char * schedule_hz_str = v3_cfg_val(vm_cfg, "schedule_hz"); char * vm_class = v3_cfg_val(vm_cfg, "class"); char * align_str = v3_cfg_val(v3_cfg_subtree(vm_cfg, "memory"), "alignment"); uint32_t sched_hz = 100; // set the schedule frequency to 100 HZ - + + if (!memory_str) { PrintError("Memory is a required configuration parameter\n"); return -1; @@ -234,10 +233,11 @@ static int pre_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * vm_cfg) { } // Amount of ram the Guest will have, always in MB - vm->mem_size = atoi(memory_str) * 1024 * 1024; + vm->mem_size = (addr_t)atoi(memory_str) * 1024 * 1024; vm->mem_align = get_alignment(align_str); - PrintDebug("Alignment computed as 0x%x\n", vm->mem_align); + + PrintDebug("Alignment for %lu bytes of memory computed as 0x%x\n", vm->mem_size, vm->mem_align); if (strcasecmp(vm_class, "PC") == 0) { vm->vm_class = V3_PC_VM; @@ -246,7 +246,7 @@ static int pre_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * vm_cfg) { return -1; } -#ifdef CONFIG_TELEMETRY +#ifdef V3_CONFIG_TELEMETRY { char * telemetry = v3_cfg_val(vm_cfg, "telemetry"); @@ -278,20 +278,22 @@ static int pre_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * vm_cfg) { return 0; } -static int determine_paging_mode(struct guest_info *info, v3_cfg_tree_t * core_cfg) -{ + +static int determine_paging_mode(struct guest_info * info, v3_cfg_tree_t * core_cfg) { extern v3_cpu_arch_t v3_cpu_types[]; v3_cfg_tree_t * vm_tree = info->vm_info->cfg_data->cfg; v3_cfg_tree_t * pg_tree = v3_cfg_subtree(vm_tree, "paging"); char * pg_mode = v3_cfg_val(pg_tree, "mode"); - char * page_size = v3_cfg_val(pg_tree, "page_size"); PrintDebug("Paging mode specified as %s\n", pg_mode); if (pg_mode) { if ((strcasecmp(pg_mode, "nested") == 0)) { - if (v3_cpu_types[info->cpu_id] == V3_SVM_REV3_CPU) { + // we assume symmetric cores, so if core 0 has nested paging they all do + if ((v3_cpu_types[0] == V3_SVM_REV3_CPU) || + (v3_cpu_types[0] == V3_VMX_EPT_CPU) || + (v3_cpu_types[0] == V3_VMX_EPT_UG_CPU)) { info->shdw_pg_mode = NESTED_PAGING; } else { PrintError("Nested paging not supported on this hardware. Defaulting to shadow paging\n"); @@ -309,24 +311,6 @@ static int determine_paging_mode(struct guest_info *info, v3_cfg_tree_t * core_c } - if (info->shdw_pg_mode == NESTED_PAGING) { - PrintDebug("Guest Paging Mode: NESTED_PAGING\n"); - if (strcasecmp(page_size, "4kb") == 0) { /* TODO: this may not be an ideal place for this */ - info->vm_info->paging_size = PAGING_4KB; - } else if (strcasecmp(page_size, "2mb") == 0) { - info->vm_info->paging_size = PAGING_2MB; - } else { - PrintError("Invalid VM paging size: '%s'\n", page_size); - return -1; - } - PrintDebug("VM page size=%s\n", page_size); - } else if (info->shdw_pg_mode == SHADOW_PAGING) { - PrintDebug("Guest Paging Mode: SHADOW_PAGING\n"); - } else { - PrintError("Guest paging mode incorrectly set.\n"); - return -1; - } - if (v3_cfg_val(pg_tree, "large_pages") != NULL) { if (strcasecmp(v3_cfg_val(pg_tree, "large_pages"), "true") == 0) { info->use_large_pages = 1; @@ -337,9 +321,9 @@ static int determine_paging_mode(struct guest_info *info, v3_cfg_tree_t * core_c } static int pre_config_core(struct guest_info * info, v3_cfg_tree_t * core_cfg) { - - if (determine_paging_mode(info, core_cfg)) + if (determine_paging_mode(info, core_cfg) != 0) { return -1; + } v3_init_core(info); @@ -367,17 +351,6 @@ static int post_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) { PrintError("Setting up guest memory map failed...\n"); return -1; } - - //v3_hook_io_port(info, 1234, &IO_Read, NULL, info); - - if (setup_devices(vm, cfg) == -1) { - PrintError("Failed to setup devices\n"); - return -1; - } - - - // v3_print_io_map(info); - v3_print_msr_map(vm); if (vm->vm_class == V3_PC_VM) { @@ -390,8 +363,27 @@ static int post_config_vm(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) { return -1; } - if (v3_inject_mptable(vm) == -1) { - PrintError("Failed to inject mptable during configuration\n"); + + /* + * Initialize configured devices + */ + if (setup_devices(vm, cfg) == -1) { + PrintError("Failed to setup devices\n"); + return -1; + } + + + // v3_print_io_map(info); + v3_print_msr_map(vm); + + + + + /* + * Initialize configured extensions + */ + if (setup_extensions(vm, cfg) == -1) { + PrintError("Failed to setup extensions\n"); return -1; } @@ -405,6 +397,11 @@ static int post_config_core(struct guest_info * info, v3_cfg_tree_t * cfg) { info->core_run_state = CORE_STOPPED; + if (v3_init_core_extensions(info) == -1) { + PrintError("Error intializing extension core states\n"); + return -1; + } + if (info->vm_info->vm_class == V3_PC_VM) { if (post_config_pc_core(info, cfg) == -1) { PrintError("PC Post configuration failure\n"); @@ -434,8 +431,8 @@ static struct v3_vm_info * allocate_guest(int num_cores) { -struct v3_vm_info * v3_config_guest(void * cfg_blob) { - v3_cpu_arch_t cpu_type = v3_get_cpu_type(v3_get_cpu_id()); +struct v3_vm_info * v3_config_guest(void * cfg_blob, void * priv_data) { + v3_cpu_arch_t cpu_type = v3_get_cpu_type(V3_Get_CPU()); struct v3_config * cfg_data = NULL; struct v3_vm_info * vm = NULL; int num_cores = 0; @@ -463,7 +460,6 @@ struct v3_vm_info * v3_config_guest(void * cfg_blob) { } num_cores = atoi(v3_cfg_val(cores_cfg, "count")); - if (num_cores == 0) { PrintError("No cores specified in configuration\n"); return NULL; @@ -478,6 +474,8 @@ struct v3_vm_info * v3_config_guest(void * cfg_blob) { return NULL; } + vm->host_priv_data = priv_data; + vm->cfg_data = cfg_data; V3_Print("Preconfiguration\n"); @@ -487,7 +485,6 @@ struct v3_vm_info * v3_config_guest(void * cfg_blob) { return NULL; } - V3_Print("Per core configuration\n"); per_core_cfg = v3_cfg_subtree(cores_cfg, "core"); @@ -495,7 +492,7 @@ struct v3_vm_info * v3_config_guest(void * cfg_blob) { for (i = 0; i < vm->num_cores; i++) { struct guest_info * info = &(vm->cores[i]); - info->cpu_id = i; + info->vcpu_id = i; info->vm_info = vm; info->core_cfg_data = per_core_cfg; @@ -504,6 +501,7 @@ struct v3_vm_info * v3_config_guest(void * cfg_blob) { return NULL; } + per_core_cfg = v3_cfg_next_branch(per_core_cfg); } @@ -534,6 +532,17 @@ struct v3_vm_info * v3_config_guest(void * cfg_blob) { +int v3_free_config(struct v3_vm_info * vm) { + + v3_free_htable(vm->cfg_data->file_table, 1, 0); + + v3_xml_free(vm->cfg_data->cfg); + + V3_Free(vm->cfg_data); + return 0; +} + + static int setup_memory_map(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) { @@ -558,6 +567,24 @@ static int setup_memory_map(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) { } +static int setup_extensions(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) { + v3_cfg_tree_t * extension = v3_cfg_subtree(v3_cfg_subtree(cfg, "extensions"), "extension"); + + while (extension) { + char * ext_name = v3_cfg_val(extension, "name"); + + V3_Print("Configuring extension %s\n", ext_name); + + if (v3_add_extension(vm, ext_name, extension) == -1) { + PrintError("Error adding extension %s\n", ext_name); + return -1; + } + + extension = v3_cfg_next_branch(extension); + } + + return 0; +} static int setup_devices(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) { @@ -584,4 +611,3 @@ static int setup_devices(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) { -