def find_p2sb_bar_addr():
if not is_matched_board(('ehl-crb-b')):
common.print_red('find_p2sb_bar_addr() can only be called for board ehl-crb-b', err=True)
sys.exit(1)
iomem_lines = get_info(common.BOARD_INFO_FILE, "<IOMEM_INFO>", "</IOMEM_INFO>")
for line in iomem_lines:
if 'INTC1020:' in line:
start_addr = int(line.split('-')[0], 16) & 0xFF000000
return start_addr
common.print_red('p2sb device is not found in board file %s!\n' % common.BOARD_INFO_FILE, err=True)
sys.exit(1)
def get_memory(hv_info, config):
# this dictonary mapped with 'address start':'mem range'
ram_range = {}
if common.VM_COUNT in list(VM_NUM_MAP_TOTAL_HV_RAM_SIZE.keys()):
hv_ram_size = VM_NUM_MAP_TOTAL_HV_RAM_SIZE[common.VM_COUNT]
else:
common.print_red("VM num should not be greater than 8", err=True)
err_dic[
"board config: total vm number error"] = "VM num should not be greater than 8"
return err_dic
ram_range = get_ram_range()
# reseve 16M memory for hv sbuf, ramoops, etc.
reserved_ram = 0x1000000
# We recommend to put hv ram start address high than 0x10000000 to
# reduce memory conflict with GRUB/SOS Kernel.
hv_start_offset = 0x10000000
total_size = reserved_ram + hv_ram_size
avl_start_addr = find_avl_memory(ram_range, str(total_size),
hv_start_offset)
hv_start_addr = int(avl_start_addr, 16) + int(hex(reserved_ram), 16)
hv_start_addr = common.round_up(hv_start_addr, MEM_ALIGN)
if not hv_info.mem.hv_ram_start:
print("CONFIG_HV_RAM_START={}".format(hex(hv_start_addr)), file=config)
else:
print("CONFIG_HV_RAM_START={}".format(hv_info.mem.hv_ram_start),
file=config)
if not hv_info.mem.hv_ram_size:
print("CONFIG_HV_RAM_SIZE={}".format(hex(hv_ram_size)), file=config)
else:
print("CONFIG_HV_RAM_SIZE={}".format(hv_info.mem.hv_ram_size),
file=config)
print("CONFIG_PLATFORM_RAM_SIZE={}".format(hv_info.mem.platform_ram_size),
file=config)
print("CONFIG_LOW_RAM_SIZE={}".format(hv_info.mem.low_ram_size),
file=config)
print("CONFIG_SOS_RAM_SIZE={}".format(hv_info.mem.sos_ram_size),
file=config)
print("CONFIG_UOS_RAM_SIZE={}".format(hv_info.mem.uos_ram_size),
file=config)
print("CONFIG_STACK_SIZE={}".format(hv_info.mem.stack_size), file=config)
def main(args):
"""
This is main function to start generate source code related with board
:param args: it is a command line args for the script
"""
err_dic = {}
(err_dic, params) = common.get_param(args)
if err_dic:
return err_dic
# check env
err_dic = common.prepare()
if err_dic:
return err_dic
common.BOARD_INFO_FILE = params['--board']
common.SCENARIO_INFO_FILE = params['--scenario']
common.get_vm_num(params['--scenario'])
common.get_vm_types()
# get board name
(err_dic, board_name) = common.get_board_name()
# get scenario name
(err_dic, scenario) = common.get_scenario_name()
if err_dic:
return err_dic
if common.VM_COUNT > common.MAX_VM_NUM:
err_dic[
'vm count'] = "The vm count in config xml should be less or equal {}!".format(
common.MAX_VM_NUM)
return err_dic
# check if this is the scenario config which matched board info
(err_dic, status) = common.is_config_file_match()
if not status:
err_dic[
'scenario config'] = "The board xml and scenario xml should be matched!"
return err_dic
if params['--out']:
if os.path.isabs(params['--out']):
scenario_dir = os.path.join(params['--out'], scenario + '/')
config_hv = os.path.join(params['--out'], board_name + GEN_FILE[3])
else:
scenario_dir = os.path.join(ACRN_PATH + params['--out'],
scenario + '/')
config_hv = os.path.join(ACRN_PATH + params['--out'],
board_name + GEN_FILE[3])
else:
scenario_dir = os.path.join(ACRN_CONFIG_DEF, scenario + '/')
config_hv = os.path.join(ACRN_CONFIGS, board_name + GEN_FILE[3])
common.print_yel("{}".format("Override board defconfig...", warn=True))
common.mkdir(scenario_dir)
vm_config_h = scenario_dir + GEN_FILE[0]
vm_config_c = scenario_dir + GEN_FILE[1]
pci_config_c = scenario_dir + GEN_FILE[2]
# parse the scenario.xml
get_scenario_item_values(params['--board'], params['--scenario'])
(err_dic,
scenario_items) = validate_scenario_setting(params['--board'],
params['--scenario'])
if err_dic:
common.print_red("Validate the scenario item failure", err=True)
return err_dic
# generate board defconfig
with open(config_hv, 'w+') as config:
err_dic = board_defconfig.generate_file(scenario_items['hv'], config)
if err_dic:
return err_dic
# generate vm_configuration.h
with open(vm_config_h, 'w') as config:
vm_configurations_h.generate_file(scenario_items, config)
# generate vm_configuration.c
with open(vm_config_c, 'w') as config:
err_dic = vm_configurations_c.generate_file(scenario_items['vm'],
config)
if err_dic:
return err_dic
# generate pci_dev.c
for vm_i, pci_dev_num in scenario_items['vm'].cfg_pci.pci_dev_num.items():
if pci_dev_num >= 2:
with open(pci_config_c, 'w') as config:
pci_dev_c.generate_file(scenario_items['vm'], config)
break
if not err_dic:
print(
"Scenario configurations for {} is generated successfully.".format(
scenario))
else:
print("Scenario configurations for {} is generated failed.".format(
scenario))
return err_dic
else:
print("Scenario configurations for {} is generated failed.".format(
scenario))
return err_dic
def ui_entry_api(board_info, scenario_info, out=''):
arg_list = [
'board_cfg_gen.py', '--board', board_info, '--scenario', scenario_info,
'--out', out
]
err_dic = common.prepare()
if err_dic:
return err_dic
err_dic = main(arg_list)
return err_dic
if __name__ == '__main__':
ARGS = sys.argv
err_dic = main(ARGS)
if err_dic:
for err_k, err_v in err_dic.items():
common.print_red("{}: {}".format(err_k, err_v), err=True)
def main(args):
"""
Generate board related source code
:param args: command line args
"""
err_dic = {}
(err_dic, params) = common.get_param(args)
if err_dic:
return err_dic
# check env
err_dic = common.prepare()
if err_dic:
return err_dic
common.BOARD_INFO_FILE = params['--board']
common.SCENARIO_INFO_FILE = params['--scenario']
common.get_vm_num(params['--scenario'])
common.get_vm_types()
# get board name
(err_dic, board_name) = common.get_board_name()
# get scenario name
(err_dic, scenario) = common.get_scenario_name()
if err_dic:
return err_dic
if common.VM_COUNT > common.MAX_VM_NUM:
err_dic[
'vm count'] = "Number of VMs in scenario xml file should be no greater than {}!".format(
common.MAX_VM_NUM)
return err_dic
# check if this is the scenario config which matches board info
(err_dic, status) = common.is_config_file_match()
if not status:
err_dic[
'scenario config'] = "The board xml file does not match scenario xml file!"
return err_dic
if params['--out']:
if os.path.isabs(params['--out']):
scen_output = params['--out'] + "/scenarios/" + scenario + "/"
else:
scen_output = ACRN_PATH + params[
'--out'] + "/scenarios/" + scenario + "/"
else:
scen_output = ACRN_CONFIG_DEF + "/" + scenario + "/"
scen_board = scen_output + board_name + "/"
common.mkdir(scen_board)
common.mkdir(scen_output)
vm_config_h = scen_output + GEN_FILE[0]
vm_config_c = scen_output + GEN_FILE[1]
pci_config_c = scen_board + GEN_FILE[2]
config_hv = scen_board + board_name + GEN_FILE[3]
ivshmem_config_h = scen_board + GEN_FILE[4]
pt_intx_config_c = scen_board + GEN_FILE[5]
# parse the scenario.xml
get_scenario_item_values(params['--board'], params['--scenario'])
(err_dic,
scenario_items) = validate_scenario_setting(params['--board'],
params['--scenario'])
if err_dic:
common.print_red("Scenario xml file validation failed:", err=True)
return err_dic
# generate board defconfig
with open(config_hv, 'w+') as config:
err_dic = board_defconfig.generate_file(scenario_items['hv'], config)
if err_dic:
return err_dic
# generate vm_configuration.h
with open(vm_config_h, 'w') as config:
vm_configurations_h.generate_file(scenario_items, config)
# generate vm_configuration.c
with open(vm_config_c, 'w') as config:
err_dic = vm_configurations_c.generate_file(scenario_items, config)
if err_dic:
return err_dic
# generate ivshmem_cfg.h
with open(ivshmem_config_h, 'w') as config:
ivshmem_cfg_h.generate_file(scenario_items, config)
# generate pci_dev.c
with open(pci_config_c, 'w') as config:
pci_dev_c.generate_file(scenario_items['vm'], config)
# generate pt_intx.c
with open(pt_intx_config_c, 'w') as config:
pt_intx_c.generate_file(scenario_items['vm'], config)
# generate ASL code of ACPI tables for Pre-launched VMs
asl_gen.main(args)
if not err_dic:
print("Scenario configuration files were created successfully.")
else:
print("Failed to create scenario configuration files.")
return err_dic
def get_memory(hv_info, config):
# this dictonary mapped with 'address start':'mem range'
ram_range = {}
if common.VM_COUNT in list(VM_NUM_MAP_TOTAL_HV_RAM_SIZE.keys()):
hv_ram_size = VM_NUM_MAP_TOTAL_HV_RAM_SIZE[common.VM_COUNT]
else:
common.print_red("VM num should not be greater than 8", err=True)
err_dic[
"board config: total vm number error"] = "VM num should not be greater than 8"
return err_dic
ivshmem_enabled = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_ENABLED")
total_shm_size = 0
if ivshmem_enabled == 'y':
raw_shmem_regions = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_REGION")
for raw_shm in raw_shmem_regions:
if raw_shm is None or raw_shm.strip() == '':
continue
raw_shm_splited = raw_shm.split(',')
if len(raw_shm_splited) == 3 and raw_shm_splited[0].strip() != '' \
and raw_shm_splited[1].strip() != '' and len(raw_shm_splited[2].strip().split(':')) >= 1:
try:
size = raw_shm_splited[1].strip()
int_size = int(size) * 0x100000
total_shm_size += int_size
except Exception as e:
print(e)
hv_ram_size += total_shm_size
if hv_ram_size > HV_RAM_SIZE_MAX:
common.print_red("requested RAM size should be smaller then {}".format(
HV_RAM_SIZE_MAX),
err=True)
err_dic["board config: total vm number error"] = \
"requested RAM size should be smaller then {}".format(HV_RAM_SIZE_MAX)
return err_dic
# reseve 16M memory for hv sbuf, ramoops, etc.
reserved_ram = 0x1000000
# We recommend to put hv ram start address high than 0x10000000 to
# reduce memory conflict with GRUB/SOS Kernel.
hv_start_offset = 0x10000000
total_size = reserved_ram + hv_ram_size
for start_addr in list(board_cfg_lib.USED_RAM_RANGE):
if hv_start_offset <= start_addr < 0x80000000:
del board_cfg_lib.USED_RAM_RANGE[start_addr]
ram_range = board_cfg_lib.get_ram_range()
avl_start_addr = board_cfg_lib.find_avl_memory(ram_range, str(total_size),
hv_start_offset)
hv_start_addr = int(avl_start_addr, 16) + int(hex(reserved_ram), 16)
hv_start_addr = common.round_up(hv_start_addr, MEM_ALIGN)
board_cfg_lib.USED_RAM_RANGE[hv_start_addr] = total_size
if not hv_info.mem.hv_ram_start:
print("CONFIG_HV_RAM_START={}".format(hex(hv_start_addr)), file=config)
else:
print("CONFIG_HV_RAM_START={}".format(hv_info.mem.hv_ram_start),
file=config)
if not hv_info.mem.hv_ram_size:
print("CONFIG_HV_RAM_SIZE={}".format(hex(hv_ram_size)), file=config)
else:
print("CONFIG_HV_RAM_SIZE={}".format(hv_info.mem.hv_ram_size),
file=config)
print("CONFIG_PLATFORM_RAM_SIZE={}".format(hv_info.mem.platform_ram_size),
file=config)
print("CONFIG_LOW_RAM_SIZE={}".format(hv_info.mem.low_ram_size),
file=config)
print("CONFIG_SOS_RAM_SIZE={}".format(hv_info.mem.sos_ram_size),
file=config)
print("CONFIG_UOS_RAM_SIZE={}".format(hv_info.mem.uos_ram_size),
file=config)
print("CONFIG_STACK_SIZE={}".format(hv_info.mem.stack_size), file=config)
print("CONFIG_IVSHMEM_ENABLED={}".format(hv_info.mem.ivshmem_enable),
file=config)
def main(args):
"""
This is main function to start generate source code related with board
:param args: it is a command line args for the script
"""
err_dic = {}
(err_dic, board_info_file, scenario_info_file,
output_folder) = common.get_param(args)
if err_dic:
return err_dic
if output_folder:
common.ACRN_CONFIG_TARGET = os.path.abspath(output_folder) + '/'
# check env
err_dic = common.prepare()
if err_dic:
return err_dic
common.BOARD_INFO_FILE = board_info_file
common.SCENARIO_INFO_FILE = scenario_info_file
# get scenario name
(err_dic, scenario) = common.get_scenario_name()
if err_dic:
return err_dic
# check if this is the scenario config which matched board info
(err_dic, status) = common.is_config_file_match()
if not status:
err_dic[
'scenario config: Not match'] = "The board xml and scenario xml should be matched!"
return err_dic
if common.ACRN_CONFIG_TARGET:
scenario_dir = common.ACRN_CONFIG_TARGET + scenario + '/'
else:
scenario_dir = ACRN_CONFIG_DEF + scenario + '/'
common.mkdir(scenario_dir)
vm_config_h = scenario_dir + GEN_FILE[0]
vm_config_c = scenario_dir + GEN_FILE[1]
pci_config_c = scenario_dir + GEN_FILE[2]
# parse the scenario.xml
get_scenario_item_values(board_info_file, scenario_info_file)
(err_dic, vm_info) = validate_scenario_setting(board_info_file,
scenario_info_file)
if err_dic:
common.print_red("Validate the scenario item failue", err=True)
return err_dic
# get kata vm count
if scenario != "logical_partition":
scenario_cfg_lib.KATA_VM_COUNT = common.VM_COUNT - scenario_cfg_lib.DEFAULT_VM_COUNT[
scenario]
if scenario_cfg_lib.KATA_VM_COUNT > 1:
err_dic[
'scenario config: kata vm count err'] = "Only one kata vm is supported!"
return err_dic
# generate vm_configuration.h
with open(vm_config_h, 'w') as config:
vm_configurations_h.generate_file(scenario, vm_info, config)
# generate vm_configuration.c
with open(vm_config_c, 'w') as config:
err_dic = vm_configurations_c.generate_file(scenario, vm_info, config)
if err_dic:
return err_dic
# generate pci_dev.c if scenario is logical_partition
if scenario == 'logical_partition':
with open(pci_config_c, 'w') as config:
pci_dev_c.generate_file(config)
if not err_dic:
print(
"Scenario configurations for {} is generated successfully.".format(
scenario))
else:
print("Scenario configurations for {} is generated failed.".format(
scenario))
return err_dic
def main(args):
"""
Generate board related source code
:param args: command line args
"""
err_dic = {}
(err_dic, params) = common.get_param(args)
if err_dic:
return err_dic
# check env
err_dic = common.prepare()
if err_dic:
return err_dic
common.BOARD_INFO_FILE = params['--board']
common.SCENARIO_INFO_FILE = params['--scenario']
common.get_vm_num(params['--scenario'])
common.get_load_order()
# get board name
(err_dic, board_name) = common.get_board_name()
# get scenario name
(err_dic, scenario) = common.get_scenario_name()
if err_dic:
return err_dic
if common.VM_COUNT > common.MAX_VM_NUM:
err_dic['vm count'] = "Number of VMs in scenario xml file should be no greater than hv/CAPACITIES/MAX_VM_NUM ! " \
"Now this value is {}.".format(common.MAX_VM_NUM)
return err_dic
if params['--out']:
if os.path.isabs(params['--out']):
scen_output = params['--out'] + "/scenarios/" + scenario + "/"
else:
scen_output = ACRN_PATH + params[
'--out'] + "/scenarios/" + scenario + "/"
else:
scen_output = ACRN_CONFIG_DEF + "/" + scenario + "/"
scen_board = scen_output + "/"
common.mkdir(scen_board)
common.mkdir(scen_output)
vm_config_h = scen_output + GEN_FILE[0]
vm_config_c = scen_output + GEN_FILE[1]
pci_config_c = scen_board + GEN_FILE[2]
config_hv = scen_board + board_name + GEN_FILE[3]
ivshmem_config_h = scen_board + GEN_FILE[4]
pt_intx_config_c = scen_board + GEN_FILE[5]
# parse the scenario.xml
get_scenario_item_values(params['--board'], params['--scenario'])
(err_dic,
scenario_items) = validate_scenario_setting(params['--board'],
params['--scenario'])
if err_dic:
common.print_red("Scenario xml file validation failed:", err=True)
return err_dic
# generate board defconfig
with open(config_hv, 'w+') as config:
err_dic = board_defconfig.generate_file(scenario_items['hv'], config)
if err_dic:
return err_dic
# generate ASL code of ACPI tables for Pre-launched VMs
if not err_dic:
err_dic = asl_gen.main(args)
if not err_dic:
print("Scenario configuration files were created successfully.")
else:
print("Failed to create scenario configuration files.")
return err_dic
def get_memory(hv_info, config):
# this dictonary mapped with 'address start':'mem range'
ram_range = {}
post_launched_vm_num = 0
for id in common.VM_TYPES:
if common.VM_TYPES[id] in scenario_cfg_lib.VM_DB and \
scenario_cfg_lib.VM_DB[common.VM_TYPES[id]]["load_type"] == "POST_LAUNCHED_VM":
post_launched_vm_num += 1
hv_ram_size = common.HV_BASE_RAM_SIZE + common.POST_LAUNCHED_VM_RAM_SIZE * post_launched_vm_num
ivshmem_enabled = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_ENABLED")
total_shm_size = 0
if ivshmem_enabled == 'y':
raw_shmem_regions = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_REGION")
for raw_shm in raw_shmem_regions:
if raw_shm is None or raw_shm.strip() == '':
continue
raw_shm_splited = raw_shm.split(',')
if len(raw_shm_splited) == 3 and raw_shm_splited[0].strip() != '' \
and raw_shm_splited[1].strip() != '' and len(raw_shm_splited[2].strip().split(':')) >= 1:
try:
size = raw_shm_splited[1].strip()
int_size = int(size) * 0x100000
total_shm_size += int_size
except Exception as e:
print(e)
hv_ram_size += 2 * max(total_shm_size, 0x200000)
if hv_ram_size > HV_RAM_SIZE_MAX:
common.print_red("requested RAM size should be smaller then {}".format(
HV_RAM_SIZE_MAX),
err=True)
err_dic["board config: total vm number error"] = \
"requested RAM size should be smaller then {}".format(HV_RAM_SIZE_MAX)
return err_dic
# reseve 16M memory for hv sbuf, ramoops, etc.
reserved_ram = 0x1000000
# We recommend to put hv ram start address high than 0x10000000 to
# reduce memory conflict with GRUB/SOS Kernel.
hv_start_offset = 0x10000000
total_size = reserved_ram + hv_ram_size
for start_addr in list(board_cfg_lib.USED_RAM_RANGE):
if hv_start_offset <= start_addr < 0x80000000:
del board_cfg_lib.USED_RAM_RANGE[start_addr]
ram_range = board_cfg_lib.get_ram_range()
avl_start_addr = board_cfg_lib.find_avl_memory(ram_range, str(total_size),
hv_start_offset)
hv_start_addr = int(avl_start_addr, 16) + int(hex(reserved_ram), 16)
hv_start_addr = common.round_up(hv_start_addr, MEM_ALIGN)
board_cfg_lib.USED_RAM_RANGE[hv_start_addr] = total_size
if not hv_info.mem.hv_ram_start:
print("CONFIG_HV_RAM_START={}".format(hex(hv_start_addr)), file=config)
else:
print("CONFIG_HV_RAM_START={}".format(hv_info.mem.hv_ram_start),
file=config)
if not hv_info.mem.hv_ram_size:
print("CONFIG_HV_RAM_SIZE={}".format(hex(hv_ram_size)), file=config)
else:
print("CONFIG_HV_RAM_SIZE={}".format(hv_info.mem.hv_ram_size),
file=config)
print("CONFIG_PLATFORM_RAM_SIZE={}".format(hv_info.mem.platform_ram_size),
file=config)
print("CONFIG_LOW_RAM_SIZE={}".format(hv_info.mem.low_ram_size),
file=config)
print("CONFIG_STACK_SIZE={}".format(hv_info.mem.stack_size), file=config)
print("CONFIG_IVSHMEM_ENABLED={}".format(hv_info.mem.ivshmem_enable),
file=config)
def generate_file(config):
"""Start to generate board.c
:param config: it is a file pointer of board information for writing to
"""
err_dic = {}
# this dictonary mapped with 'address start':'mem range'
ram_range = {}
if common.VM_COUNT in list(VM_NUM_MAP_TOTAL_HV_RAM_SIZE.keys()):
hv_ram_size = VM_NUM_MAP_TOTAL_HV_RAM_SIZE[common.VM_COUNT]
else:
common.print_red("VM num should not be greater than 8", err=True)
err_dic[
"board config: total vm number error"] = "VM num should not be greater than 8"
return err_dic
ram_range = get_ram_range()
# reseve 16M memory for hv sbuf, ramoops, etc.
reserved_ram = 0x1000000
# We recommend to put hv ram start address high than 0x10000000 to
# reduce memory conflict with GRUB/SOS Kernel.
hv_start_offset = 0x10000000
total_size = reserved_ram + hv_ram_size
avl_start_addr = find_avl_memory(ram_range, str(total_size),
hv_start_offset)
hv_start_addr = int(avl_start_addr, 16) + int(hex(reserved_ram), 16)
hv_start_addr = common.round_up(hv_start_addr, MEM_ALIGN)
# add config scenario name
(err_dic, scenario_name) = common.get_scenario_name()
print("{}".format(DESC), file=config)
print("CONFIG_{}=y".format(scenario_name.upper()), file=config)
print('CONFIG_BOARD="{}"'.format(board_cfg_lib.BOARD_NAME), file=config)
(serial_type, serial_value) = get_serial_type()
if serial_type == "portio":
print("CONFIG_SERIAL_LEGACY=y", file=config)
print("CONFIG_SERIAL_PIO_BASE={}".format(serial_value), file=config)
if serial_type == "mmio":
print("CONFIG_SERIAL_PCI=y", file=config)
print('CONFIG_SERIAL_PCI_BDF="{}"'.format(serial_value), file=config)
print("CONFIG_HV_RAM_START={}".format(hex(hv_start_addr)), file=config)
print("CONFIG_HV_RAM_SIZE={}".format(hex(hv_ram_size)), file=config)
cpu_core_num = len(board_cfg_lib.get_processor_info())
if scenario_name == "sdc" and cpu_core_num > 2:
print("CONFIG_MAX_KATA_VM_NUM=1", file=config)
else:
if cpu_core_num == 2:
print("# KATA VM is not supported on dual-core systems",
file=config)
print("CONFIG_MAX_KATA_VM_NUM=0", file=config)
if is_rdt_supported():
print("CONFIG_RDT_ENABLED=y", file=config)
else:
print("CONFIG_RDT_ENABLED=n", file=config)
print("CONFIG_ENFORCE_VALIDATED_ACPI_INFO=y", file=config)
return err_dic