def parse_mem():
raw_shmem_regions = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_REGION")
global USED_RAM_RANGE
for shm_name, shm_bar_dic in PCI_DEV_BAR_DESC.shm_bar_dic.items():
if 0 in shm_bar_dic.keys() and int(shm_bar_dic[0].addr,
16) in USED_RAM_RANGE.keys():
del USED_RAM_RANGE[int(shm_bar_dic[0].addr, 16)]
if 2 in shm_bar_dic.keys() and int(shm_bar_dic[2].addr,
16) - 0xC in USED_RAM_RANGE.keys():
del USED_RAM_RANGE[int(shm_bar_dic[2].addr, 16) - 0xC]
idx = 0
for shm in raw_shmem_regions:
if shm is None or shm.strip() == '':
continue
shm_splited = shm.split(',')
name = shm_splited[0].strip()
size = shm_splited[1].strip()
try:
int_size = int(size) * 0x100000
except:
int_size = 0
ram_range = get_ram_range()
tmp_bar_dict = {}
hv_start_offset = 0x80000000
ret_start_addr = find_avl_memory(ram_range, str(0x200100),
hv_start_offset)
bar_mem_0 = Bar_Mem()
bar_mem_0.addr = hex(common.round_up(int(ret_start_addr, 16),
0x200000))
USED_RAM_RANGE[int(bar_mem_0.addr, 16)] = 0x100
tmp_bar_dict[0] = bar_mem_0
ram_range = get_ram_range()
hv_start_offset2 = 0x100000000
ret_start_addr2 = find_avl_memory(ram_range, str(int_size + 0x200000),
hv_start_offset2)
bar_mem_2 = Bar_Mem()
bar_mem_2.addr = hex(
common.round_up(int(ret_start_addr2, 16), 0x200000) + 0xC)
USED_RAM_RANGE[common.round_up(int(ret_start_addr2, 16),
0x20000)] = int_size
tmp_bar_dict[2] = bar_mem_2
PCI_DEV_BAR_DESC.shm_bar_dic[str(idx) + '_' + name] = tmp_bar_dict
idx += 1
def allocate_log_area(board_etree, scenario_etree, allocation_etree):
tpm2_enabled = common.get_node(
f"//vm[@id = '0']/mmio_resources/TPM2/text()", scenario_etree)
if tpm2_enabled is None or tpm2_enabled == 'n':
return
if common.get_node("//capability[@id='log_area']",
board_etree) is not None:
log_area_min_len_native = int(
common.get_node(f"//log_area_minimum_length/text()", board_etree),
16)
log_area_start_address = common.round_up(VIRT_ACPI_NVS_ADDR,
0x10000) + RESERVED_NVS_AREA
allocation_vm_node = common.get_node(f"/acrn-config/vm[@id = '0']",
allocation_etree)
if allocation_vm_node is None:
allocation_vm_node = common.append_node("/acrn-config/vm",
None,
allocation_etree,
id='0')
common.append_node("./log_area_start_address",
hex(log_area_start_address).upper(),
allocation_vm_node)
common.append_node("./log_area_minimum_length",
hex(log_area_min_len_native).upper(),
allocation_vm_node)
def remap_bar_addr_to_high(bar_addr, line):
"""Generate vbar address"""
global HI_MMIO_OFFSET
size = get_size(line)
cur_addr = common.round_up(bar_addr, size)
HI_MMIO_OFFSET = cur_addr + size
return cur_addr
def get_free_addr(windowslist, used, size, alignment):
if not size:
raise ValueError(f"allocate size cannot be: {size}")
if not windowslist:
raise ValueError(f"No address range is specified:{windowslist}")
alignment = max(alignment, size)
for w in windowslist:
new_w_start = common.round_up(w.start, alignment)
window = AddrWindow(start = new_w_start, end = new_w_start + size - 1)
for u in used:
if window.overlaps(u):
new_u_end = common.round_up(u.end + 1, alignment)
window = AddrWindow(start = new_u_end, end = new_u_end + size - 1)
continue
if window.overlaps(w):
return window
raise lib.error.ResourceError(f"Not enough address window for a device size: {size}, free address windows: {windowslist}, used address windos{used}")
def sort(self, nodelist: list):
nodelist_up = sorted(
[x for x in nodelist if (int(round_up((x[0] - 1) / 2)) % 2) == 0],
key=lambda k: k[1],
reverse=False) # ascending y for nodes in aisles up
nodelist_up = sorted(nodelist_up,
key=lambda k: int(round_up((k[0] - 1) / 2)),
reverse=True)
nodelist_down = sorted(
[x for x in nodelist if (int(round_up((x[0] - 1) / 2)) % 2) != 0],
key=lambda k: k[1],
reverse=True) # descending y for nodes in aisles down
nodelist_up = sorted(nodelist_up,
key=lambda k: int(round_up((k[0] - 1) / 2)),
reverse=True)
sorted_nodelist = sorted(
nodelist_up + nodelist_down,
key=lambda k: int(round_up((k[0] - 1) / 2)),
reverse=True
) # nodelists combined, sorted based on the aisle they are in, not X-coordinate
return sorted_nodelist
def fn(board_etree, scenario_etree, allocation_etree):
# 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_node("//IVSHMEM_ENABLED/text()",
scenario_etree)
total_shm_size = 0
if ivshmem_enabled == 'y':
raw_shmem_regions = scenario_etree.xpath("//IVSHMEM_REGION/text()")
for raw_shm in raw_shmem_regions:
if 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)
assert (hv_ram_size <= HV_RAM_SIZE_MAX)
# 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
common.append_node("/acrn-config/hv/MEMORY/HV_RAM_START",
hex(hv_start_addr), allocation_etree)
common.append_node("/acrn-config/hv/MEMORY/HV_RAM_SIZE", hex(hv_ram_size),
allocation_etree)
def find_hi_mmio_window(config):
i_cnt = 0
mmio_min = 0
mmio_max = 0
is_hi_mmio = False
iomem_lines = board_cfg_lib.get_info(common.BOARD_INFO_FILE,
"<IOMEM_INFO>", "</IOMEM_INFO>")
for line in iomem_lines:
if "PCI Bus" not in line:
continue
line_start_addr = int(line.split('-')[0], 16)
line_end_addr = int(line.split('-')[1].split()[0], 16)
if line_start_addr < common.SIZE_4G and line_end_addr < common.SIZE_4G:
continue
elif line_start_addr < common.SIZE_4G and line_end_addr >= common.SIZE_4G:
i_cnt += 1
is_hi_mmio = True
mmio_min = common.SIZE_4G
mmio_max = line_end_addr
continue
is_hi_mmio = True
if i_cnt == 0:
mmio_min = line_start_addr
mmio_max = line_end_addr
if mmio_max < line_end_addr:
mmio_max = line_end_addr
i_cnt += 1
print("", file=config)
if is_hi_mmio:
print("#define HI_MMIO_START\t\t\t0x%xUL" %
common.round_down(mmio_min, common.SIZE_G),
file=config)
print("#define HI_MMIO_END\t\t\t0x%xUL" %
common.round_up(mmio_max, common.SIZE_G),
file=config)
else:
print("#define HI_MMIO_START\t\t\t~0UL", file=config)
print("#define HI_MMIO_END\t\t\t0UL", file=config)
print("#define HI_MMIO_SIZE\t\t\t{}UL".format(
hex(board_cfg_lib.HI_MMIO_OFFSET)),
file=config)
def fn(board_etree, scenario_etree, allocation_etree):
# this dictonary mapped with 'address start':'mem range'
ram_range = {}
vm_count = common.count_nodes("//*[local-name() = 'vm']", scenario_etree)
hv_ram_size = VM_NUM_MAP_TOTAL_HV_RAM_SIZE[vm_count]
ivshmem_enabled = common.get_text("//IVSHMEM_ENABLED", scenario_etree)
total_shm_size = 0
if ivshmem_enabled == 'y':
raw_shmem_regions = scenario_etree.xpath("//IVSHMEM_REGION/text()")
for raw_shm in raw_shmem_regions:
if 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
assert (hv_ram_size <= HV_RAM_SIZE_MAX)
# 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
common.append_node("/acrn-config/hv/MEMORY/HV_RAM_START",
hex(hv_start_addr), allocation_etree)
common.append_node("/acrn-config/hv/MEMORY/HV_RAM_SIZE", hex(hv_ram_size),
allocation_etree)
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 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
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 generate_file(config):
matching_mmios, non_matching_mmios = get_mmio_windows_with_key(
['PCI Bus 0000:00'])
matching_mmios = removed_nested(matching_mmios, non_matching_mmios)
non_matching_mmios = [
w for w in non_matching_mmios
if any((w.overlaps(w2) for w2 in matching_mmios))
]
non_matching_mmios = merged_windows(non_matching_mmios)
# list of all vmsix supported device list in bdf format
bdf_list = board_cfg_lib.get_known_caps_pci_devs().get('VMSIX', [])
# list of all PRE_LAUNCHED_VMs' vmsix supported passthrough devices in bdf format
pci_items = common.get_leaf_tag_map(common.SCENARIO_INFO_FILE, "pci_devs",
"pci_dev")
pci_devs = scenario_cfg_lib.get_pci_devs(pci_items)
pci_devs_per_vm = get_devs_per_vm_with_key(pci_devs, bdf_list)
# list SOS vmsix supported devices without other PRE_LAUNCHED_VMs' in bdf format
sos_bdf_list = [
d for d in bdf_list
if all((d not in pci_devs_per_vm[i] for i in pci_devs_per_vm))
]
for vm_i in pci_devs_per_vm:
vm_type = common.VM_TYPES[vm_i]
if scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "SOS_VM":
pci_devs_per_vm[vm_i] = sos_bdf_list
mmiolist_per_vm = {}
for vm_i, vm_type in common.VM_TYPES.items():
if vm_i not in mmiolist_per_vm.keys():
mmiolist_per_vm[vm_i] = []
if scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "SOS_VM":
mmiolist_per_vm[vm_i] = non_matching_mmios
else:
if vm_i in pci_devs.keys():
match, _ = get_mmio_windows_with_key(pci_devs[vm_i])
mmiolist_per_vm[vm_i] = match
if scenario_cfg_lib.VM_DB[vm_type][
'load_type'] == "PRE_LAUNCHED_VM":
if vm_i not in mmiolist_per_vm.keys():
mmiolist_per_vm[vm_i] = []
# TSN reserved region
mmiolist_per_vm[vm_i].append(
MmioWindow(start=0xffff0000, end=0xffffffff))
# For the pre-launched vm, if the TPM is passtrough, this address is used
if vm_i == 0 and board_cfg_lib.is_tpm_passthru():
mmiolist_per_vm[vm_i].append(
MmioWindow(start=0xfed40000,
end=0xfed40000 + 0x5000 - 1))
# For the pre-launched vm o ehl-crb-b, if the p2sb is passtrough, this address is used
if board_cfg_lib.is_matched_board(('ehl-crb-b')):
p2sb_start = board_cfg_lib.find_p2sb_bar_addr()
mmiolist_per_vm[vm_i].append(
MmioWindow(start=p2sb_start,
end=p2sb_start + 0x1000000 - 1))
mmiolist_per_vm[vm_i].sort()
# start to generate board_info.h
print("{0}".format(board_cfg_lib.HEADER_LICENSE), file=config)
print(VBAR_INFO_DEFINE, file=config)
common.get_vm_types()
pre_vm = False
sos_vm = False
for vm_type in common.VM_TYPES.values():
if scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "PRE_LAUNCHED_VM":
pre_vm = True
if scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "SOS_VM":
sos_vm = True
if not pre_vm and not sos_vm:
print(VBAR_INFO_ENDIF, file=config)
return
ivshmem_enabled = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_ENABLED")
if ivshmem_enabled == 'y':
for vm_id, vm_type in common.VM_TYPES.items():
free_bar = []
if scenario_cfg_lib.VM_DB[vm_type][
'load_type'] == "PRE_LAUNCHED_VM":
board_cfg_lib.parse_mem()
for shm_name, bar_attr_dic in board_cfg_lib.PCI_DEV_BAR_DESC.shm_bar_dic.items(
):
index = shm_name[:shm_name.find('_')]
i_cnt = 0
for bar_i, bar_attr in bar_attr_dic.items():
i_cnt += 1
if bar_i == 2:
raw_shmem_regions = common.get_hv_item_tag(
common.SCENARIO_INFO_FILE, "FEATURES",
"IVSHMEM", "IVSHMEM_REGION")
for shm in raw_shmem_regions:
if shm is None or shm.strip() == '':
continue
shm_splited = shm.split(',')
name = shm_splited[0].strip()
size = shm_splited[1].strip()
try:
int_size = int(size) * 0x100000
except:
int_size = 0
bar_2 = int(bar_attr.addr, 16)
mmiolist_per_vm[vm_id].append(
MmioWindow(start=bar_2,
end=bar_2 + int_size - 1))
mmiolist_per_vm[vm_id].sort()
if bar_i == 0:
bar_0 = MmioWindow(start=int(bar_attr.addr, 16),
end=int(bar_attr.addr, 16) +
0x100 - 1)
mmiolist_per_vm[vm_id].append(bar_0)
mmiolist_per_vm[vm_id].sort()
if len(bar_attr_dic.keys()) == 1:
print("#define IVSHMEM_DEVICE_%-23s" %
(str(index) + "_VBAR"),
" .vbar_base[{}] = {}UL".format(
bar_i, bar_attr.addr),
file=config)
else:
print(
"#define IVSHMEM_DEVICE_%-23s" %
(str(index) + "_VBAR"),
" .vbar_base[{}] = {}UL, \\".format(
bar_i, bar_attr.addr),
file=config)
# vbar[1] for share memory is fix to 4K
free_bar = get_free_mmio([MmioWindow(start=common.SIZE_2G, end=common.SIZE_4G-1)], \
mmiolist_per_vm[vm_id], BAR1_SHEMEM_ALIGNMENT + BAR1_SHEMEM_SIZE)
free_bar_start_addr = common.round_up(
free_bar.start, BAR1_SHEMEM_ALIGNMENT)
free_bar_end_addr = free_bar_start_addr + BAR1_SHEMEM_SIZE - 1
free_bar = MmioWindow(free_bar_start_addr,
free_bar_end_addr)
mmiolist_per_vm[vm_id].append(free_bar)
mmiolist_per_vm[vm_id].sort()
print("{}.vbar_base[1] = {:#x}UL, \\".format(
' ' * 54, free_bar.start),
file=config)
elif i_cnt == len(bar_attr_dic.keys()):
print("{}.vbar_base[{}] = {}UL".format(
' ' * 54, bar_i, bar_attr.addr),
file=config)
else:
print("{}.vbar_base[{}] = {}UL, \\".format(
' ' * 54, bar_i, bar_attr.addr),
file=config)
print("", file=config)
elif scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "SOS_VM":
ivshmem_region = common.get_hv_item_tag(
common.SCENARIO_INFO_FILE, "FEATURES", "IVSHMEM",
"IVSHMEM_REGION")
shmem_regions = scenario_cfg_lib.get_shmem_regions(
ivshmem_region)
if vm_id not in shmem_regions.keys():
continue
idx = 0
for shm in ivshmem_region:
if shm is None or shm.strip() == '':
continue
shm_splited = shm.split(',')
name = shm_splited[0].strip()
size = shm_splited[1].strip()
try:
int_size = int(size) * 0x100000
except:
int_size = 0
# vbar[0] for shared memory is 0x100
free_bar0 = get_free_mmio(
matching_mmios, mmiolist_per_vm[vm_id],
BAR0_SHEMEM_ALIGNMENT + BAR0_SHEMEM_SIZE)
free_bar0_start_addr = common.round_up(
free_bar0.start, BAR0_SHEMEM_ALIGNMENT)
free_bar0_end_addr = free_bar0_start_addr + BAR0_SHEMEM_SIZE - 1
free_bar0 = MmioWindow(free_bar0_start_addr,
free_bar0_end_addr)
mmiolist_per_vm[vm_id].append(free_bar0)
mmiolist_per_vm[vm_id].sort()
# vbar[1] for shared memory is 4K
free_bar1 = get_free_mmio(
matching_mmios, mmiolist_per_vm[vm_id],
BAR1_SHEMEM_ALIGNMENT + BAR1_SHEMEM_SIZE)
free_bar1_start_addr = common.round_up(
free_bar1.start, BAR1_SHEMEM_ALIGNMENT)
free_bar1_end_addr = free_bar1_start_addr + BAR1_SHEMEM_SIZE - 1
free_bar1 = MmioWindow(free_bar1_start_addr,
free_bar1_end_addr)
mmiolist_per_vm[vm_id].append(free_bar1)
mmiolist_per_vm[vm_id].sort()
# vbar[2] for shared memory is specified size in MB
free_bar2 = get_free_mmio(matching_mmios,
mmiolist_per_vm[vm_id],
BAR2_SHEMEM_ALIGNMENT + int_size)
free_bar2_start_addr = common.round_up(
free_bar2.start, BAR2_SHEMEM_ALIGNMENT) + 0xC
free_bar2_end_addr = free_bar2_start_addr + int_size - 1
free_bar2 = MmioWindow(free_bar2_start_addr,
free_bar2_end_addr)
mmiolist_per_vm[vm_id].append(free_bar2)
mmiolist_per_vm[vm_id].sort()
print("#define SOS_IVSHMEM_DEVICE_%-19s" %
(str(idx) + "_VBAR"),
" .vbar_base[0] = {:#x}UL, \\".format(
free_bar0.start),
file=config)
print("{}.vbar_base[1] = {:#x}UL, \\".format(
' ' * 54, free_bar1.start),
file=config)
print("{}.vbar_base[2] = {:#x}UL".format(
' ' * 54, free_bar2.start),
file=config)
print("", file=config)
idx += 1
# Get passthrough devices vbar bases
compared_bdf = []
for cnt_sub_name in board_cfg_lib.SUB_NAME_COUNT.keys():
i_cnt = 0
for bdf, bar_attr in board_cfg_lib.PCI_DEV_BAR_DESC.pci_dev_dic.items(
):
if cnt_sub_name == bar_attr.name and bdf not in compared_bdf:
compared_bdf.append(bdf)
else:
continue
write_vbar(i_cnt, bdf, board_cfg_lib.PCI_DEV_BAR_DESC.pci_bar_dic, bar_attr, \
pci_devs_per_vm, mmiolist_per_vm, matching_mmios, config)
i_cnt += 1
write_vuart_vbar(mmiolist_per_vm, matching_mmios, config)
print(VBAR_INFO_ENDIF, file=config)
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 round_up(addr, mem_align):
"""Keep memory align"""
return common.round_up(addr, mem_align)
def write_vbar(i_cnt, bdf, pci_bar_dic, bar_attr, \
pci_devs_per_vm, mmiolist_per_vm, sos_mmio_range,config):
"""
Parser and generate vbar
:param i_cnt: the number of pci devices have the same PCI sub class name
:param bdf: it is a string what contains BDF
:param pci_bar_dic: it is a dictionary of pci vbar for those BDF
:param bar_attr: it is a class, contains PIC bar attribute
:param config: it is a file pointer of pci information for writing to
"""
align = ' ' * 54
ptdev_mmio_str = ''
tmp_sub_name = board_cfg_lib.get_sub_pci_name(i_cnt, bar_attr)
if bdf in pci_bar_dic.keys():
bar_list = list(pci_bar_dic[bdf].keys())
bar_len = len(bar_list)
bar_num = 0
bar_val = ""
free = MmioWindow(0, 0)
is_vmsix = False
# If the device is vmsix device, find a free mmio window up to 4k size
if board_cfg_lib.is_matched_board(('ehl-crb-b')):
for vm_i in pci_devs_per_vm:
if bdf in pci_devs_per_vm[vm_i]:
if scenario_cfg_lib.VM_DB[common.VM_TYPES[vm_i]][
'load_type'] == "PRE_LAUNCHED_VM":
is_vmsix = True
bar_len += 1
# For pre-launched VM, the windows range is form 2G to 4G
free = get_free_mmio([MmioWindow(start=common.SIZE_2G, end=common.SIZE_4G-1)], \
mmiolist_per_vm[vm_i], VMSIX_VBAR_ALIGNMENT + VMSIX_VBAR_SIZE)
free_vbar_start_addr = common.round_up(
free.start, VMSIX_VBAR_ALIGNMENT)
free_vbar_end_addr = free_vbar_start_addr + VMSIX_VBAR_SIZE - 1
free = MmioWindow(free_vbar_start_addr,
free_vbar_end_addr)
mmiolist_per_vm[vm_i].append(free)
mmiolist_per_vm[vm_i].sort()
break
for bar_i in bar_list:
if not bar_attr.remappable:
print("/* TODO: add {} 64bit BAR support */".format(
tmp_sub_name),
file=config)
bar_num += 1
bar_val = pci_bar_dic[bdf][bar_i].addr
if pci_bar_dic[bdf][bar_i].remapped:
ptdev_mmio_str = 'HI_MMIO_START + '
if bar_num == bar_len:
if bar_len == 1:
print("#define %-38s" % (tmp_sub_name+"_VBAR"), " .vbar_base[{}] = {}{}UL" \
.format(bar_i, ptdev_mmio_str, bar_val), file=config)
else:
print("{}.vbar_base[{}] = {}{}UL" \
.format(align, bar_i, ptdev_mmio_str, bar_val), file=config)
elif bar_num == 1:
print("#define %-38s" % (tmp_sub_name + "_VBAR"),
" .vbar_base[{}] = {}{}UL, \\".format(
bar_i, ptdev_mmio_str, bar_val),
file=config)
else:
print("{}.vbar_base[{}] = {}{}UL, \\".format(
align, bar_i, ptdev_mmio_str, bar_val),
file=config)
if is_vmsix:
next_bar_idx = find_next_bar(bar_val, bar_list)
print("{}.vbar_base[{}] = {}{}UL".format(align, next_bar_idx,
ptdev_mmio_str,
hex(free.start)),
file=config)
print("", file=config)
def write_ivshmem_vbar(mmiolist_per_vm, sos_mmio_range, config):
for vm_id, vm_type in common.VM_TYPES.items():
ivshmem_region = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_REGION")
shmem_regions = scenario_cfg_lib.get_shmem_regions(ivshmem_region)
if vm_id not in shmem_regions:
continue
shmems = shmem_regions.get(vm_id)
idx = 0
for shm in shmems:
if shm is None or shm.strip() == '':
continue
shm_splited = shm.split(',')
size = shm_splited[1].strip()
try:
int_size = int(size) * 0x100000
except:
int_size = 0
if scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "SERVICE_VM":
# vbar[0] for shared memory is 4k
free_bar0 = get_free_mmio(
sos_mmio_range, mmiolist_per_vm[vm_id],
BAR0_SHEMEM_ALIGNMENT + BAR0_SHEMEM_SIZE)
free_bar0_start_addr = common.round_up(free_bar0.start,
BAR0_SHEMEM_ALIGNMENT)
free_bar0_end_addr = free_bar0_start_addr + BAR0_SHEMEM_SIZE - 1
free_bar0 = MmioWindow(free_bar0_start_addr,
free_bar0_end_addr)
mmiolist_per_vm[vm_id].append(free_bar0)
mmiolist_per_vm[vm_id].sort()
# vbar[1] for shared memory is 4K
free_bar1 = get_free_mmio(
sos_mmio_range, mmiolist_per_vm[vm_id],
BAR1_SHEMEM_ALIGNMENT + BAR1_SHEMEM_SIZE)
free_bar1_start_addr = common.round_up(free_bar1.start,
BAR1_SHEMEM_ALIGNMENT)
free_bar1_end_addr = free_bar1_start_addr + BAR1_SHEMEM_SIZE - 1
free_bar1 = MmioWindow(free_bar1_start_addr,
free_bar1_end_addr)
mmiolist_per_vm[vm_id].append(free_bar1)
mmiolist_per_vm[vm_id].sort()
# vbar[2] for shared memory is specified size in MB
free_bar2 = get_free_mmio(sos_mmio_range,
mmiolist_per_vm[vm_id],
BAR2_SHEMEM_ALIGNMENT + int_size)
free_bar2_start_addr = common.round_up(
free_bar2.start, BAR2_SHEMEM_ALIGNMENT) + 0xC
free_bar2_end_addr = free_bar2_start_addr + int_size - 1
free_bar2 = MmioWindow(free_bar2_start_addr,
free_bar2_end_addr)
mmiolist_per_vm[vm_id].append(free_bar2)
mmiolist_per_vm[vm_id].sort()
print("#define SOS_IVSHMEM_DEVICE_%-19s" %
(str(idx) + "_VBAR"),
" .vbar_base[0] = {:#x}UL, \\".format(
free_bar0.start),
file=config)
print("{}.vbar_base[1] = {:#x}UL, \\".format(
' ' * 54, free_bar1.start),
file=config)
print("{}.vbar_base[2] = {:#x}UL".format(
' ' * 54, free_bar2.start),
file=config)
print("", file=config)
idx += 1
elif scenario_cfg_lib.VM_DB[vm_type][
'load_type'] == "PRE_LAUNCHED_VM":
mmioRange = [
MmioWindow(start=common.SIZE_2G, end=common.SIZE_4G - 1)
]
# vbar[0] for shared memory is 4k
free_bar0 = get_free_mmio(
mmioRange, mmiolist_per_vm[vm_id],
BAR0_SHEMEM_ALIGNMENT + BAR0_SHEMEM_SIZE)
free_bar0_start_addr = common.round_up(free_bar0.start,
BAR0_SHEMEM_ALIGNMENT)
free_bar0_end_addr = free_bar0_start_addr + BAR0_SHEMEM_SIZE - 1
free_bar0 = MmioWindow(free_bar0_start_addr,
free_bar0_end_addr)
mmiolist_per_vm[vm_id].append(free_bar0)
mmiolist_per_vm[vm_id].sort()
# vbar[1] for shared memory is 4K
free_bar1 = get_free_mmio(
mmioRange, mmiolist_per_vm[vm_id],
BAR1_SHEMEM_ALIGNMENT + BAR1_SHEMEM_SIZE)
free_bar1_start_addr = common.round_up(free_bar1.start,
BAR1_SHEMEM_ALIGNMENT)
free_bar1_end_addr = free_bar1_start_addr + BAR1_SHEMEM_SIZE - 1
free_bar1 = MmioWindow(free_bar1_start_addr,
free_bar1_end_addr)
mmiolist_per_vm[vm_id].append(free_bar1)
mmiolist_per_vm[vm_id].sort()
# vbar[2] for shared memory is specified size in MB
free_bar2 = get_free_mmio(mmioRange, mmiolist_per_vm[vm_id],
BAR2_SHEMEM_ALIGNMENT + int_size)
free_bar2_start_addr = common.round_up(
free_bar2.start, BAR2_SHEMEM_ALIGNMENT) + 0xC
free_bar2_end_addr = free_bar2_start_addr + int_size - 1
free_bar2 = MmioWindow(free_bar2_start_addr,
free_bar2_end_addr)
mmiolist_per_vm[vm_id].append(free_bar2)
mmiolist_per_vm[vm_id].sort()
print("#define IVSHMEM_DEVICE_%-23s" % (str(idx) + "_VBAR"),
" .vbar_base[0] = {:#x}UL, \\".format(
free_bar0.start),
file=config)
print("{}.vbar_base[1] = {:#x}UL, \\".format(
' ' * 54, free_bar1.start),
file=config)
print("{}.vbar_base[2] = {:#x}UL".format(
' ' * 54, free_bar2.start),
file=config)
print("", file=config)
idx += 1
def write_vuart_vbar(mmiolist_per_vm, sos_mmio_range, config):
# get legacy vuart information
vuart0_setting = common.get_vuart_info_id(common.SCENARIO_INFO_FILE, 0)
vuart1_setting = common.get_vuart_info_id(common.SCENARIO_INFO_FILE, 1)
# get pci vuart information
vuarts = common.get_vuart_info(common.SCENARIO_INFO_FILE)
for vm_id in vuarts.keys():
vm_type = common.VM_TYPES[vm_id]
if scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "POST_LAUNCHED_VM":
continue
for vuart_id in vuarts[vm_id].keys():
if vuarts[vm_id][vuart_id]['base'] == "INVALID_PCI_BASE":
continue
# Skip pci vuart 0 if the legacy vuart 0 is enabled
if vuart_id == 0 and vm_id in vuart0_setting \
and vuart0_setting[vm_id]['base'] != "INVALID_COM_BASE":
continue
# Skip pci vuart 1 if the legacy vuart 1 is enabled
if vuart_id == 1 and vm_id in vuart1_setting \
and vuart1_setting[vm_id]['base'] != "INVALID_COM_BASE":
continue
free_bar0 = []
free_bar1 = []
# vuart decice requires 2 bars
if scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "SERVICE_VM":
free_bar0 = get_free_mmio(sos_mmio_range, mmiolist_per_vm[vm_id], \
PCI_VUART_VBAR0_SIZE + PCI_VUART_VBAR0_ALIGNMENT)
free_bar0_start_addr = common.round_up(
free_bar0.start, PCI_VUART_VBAR0_ALIGNMENT)
free_bar0_end_addr = free_bar0_start_addr + PCI_VUART_VBAR0_SIZE - 1
free_bar0 = MmioWindow(free_bar0_start_addr,
free_bar0_end_addr)
mmiolist_per_vm[vm_id].append(free_bar0)
mmiolist_per_vm[vm_id].sort()
free_bar1 = get_free_mmio(sos_mmio_range, mmiolist_per_vm[vm_id], \
PCI_VUART_VBAR1_SIZE + PCI_VUART_VBAR1_ALIGNMENT)
free_bar1_start_addr = common.round_up(
free_bar1.start, PCI_VUART_VBAR1_ALIGNMENT)
free_bar1_end_addr = free_bar1_start_addr + PCI_VUART_VBAR1_SIZE - 1
free_bar1 = MmioWindow(free_bar1_start_addr,
free_bar1_end_addr)
mmiolist_per_vm[vm_id].append(free_bar1)
mmiolist_per_vm[vm_id].sort()
elif scenario_cfg_lib.VM_DB[vm_type][
'load_type'] == "PRE_LAUNCHED_VM":
free_bar0 = get_free_mmio([MmioWindow(start=common.SIZE_2G, end=common.SIZE_4G-1)], \
mmiolist_per_vm[vm_id], PCI_VUART_VBAR0_SIZE + PCI_VUART_VBAR0_ALIGNMENT)
free_bar0_start_addr = common.round_up(
free_bar0.start, PCI_VUART_VBAR0_ALIGNMENT)
free_bar0_end_addr = free_bar0_start_addr + PCI_VUART_VBAR0_SIZE - 1
free_bar0 = MmioWindow(free_bar0_start_addr,
free_bar0_end_addr)
mmiolist_per_vm[vm_id].append(free_bar0)
mmiolist_per_vm[vm_id].sort()
free_bar1 = get_free_mmio([MmioWindow(start=common.SIZE_2G, end=common.SIZE_4G-1)], \
mmiolist_per_vm[vm_id], PCI_VUART_VBAR1_SIZE + PCI_VUART_VBAR1_ALIGNMENT)
free_bar1_start_addr = common.round_up(
free_bar1.start, PCI_VUART_VBAR1_ALIGNMENT)
free_bar1_end_addr = free_bar1_start_addr + PCI_VUART_VBAR1_SIZE - 1
free_bar1 = MmioWindow(free_bar1_start_addr,
free_bar1_end_addr)
mmiolist_per_vm[vm_id].append(free_bar1)
mmiolist_per_vm[vm_id].sort()
print("#define VM%s" % (str(vm_id) + "_VUART_%-28s") %
(str(vuart_id) + "_VBAR"),
" .vbar_base[0] = {:#x}UL, \\".format(free_bar0.start),
file=config)
print("{}.vbar_base[1] = {:#x}UL".format(' ' * 54,
free_bar1.start),
file=config)
print("", file=config)