def pci_dev_num_per_vm_gen(config):
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_dev_num = scenario_cfg_lib.get_pci_num(pci_devs)
ivshmem_region = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM", "IVSHMEM_REGION")
shmem_enabled = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM", "IVSHMEM_ENABLED")
shmem_regions = scenario_cfg_lib.get_shmem_regions(ivshmem_region)
shmem_num = scenario_cfg_lib.get_shmem_num(shmem_regions)
for vm_i,vm_type in common.VM_TYPES.items():
if "POST_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
if shmem_enabled == 'y' and vm_i in shmem_num.keys():
print("#define VM{}_CONFIG_PCI_DEV_NUM\t{}U".format(vm_i, shmem_num[vm_i]), file=config)
elif "PRE_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
shmem_num_i = 0
if shmem_enabled == 'y' and vm_i in shmem_num.keys():
shmem_num_i = shmem_num[vm_i]
print("#define VM{}_CONFIG_PCI_DEV_NUM\t{}U".format(vm_i, pci_dev_num[vm_i] + shmem_num_i), file=config)
print("", file=config)
def set_ivshmem(self, ivshmem_regions):
"""
set ivshmem regions for VMs.
:param ivshmem_regions:
:return:
"""
self.raw_shmem_regions = ivshmem_regions
self.shmem_enabled = common.get_hv_item_tag(self.scenario_info, "FEATURES", "IVSHMEM", "IVSHMEM_ENABLED")
self.shmem_regions = scenario_cfg_lib.get_shmem_regions(ivshmem_regions)
self.shmem_num = scenario_cfg_lib.get_shmem_num(self.shmem_regions)
def pci_dev_num_per_vm_gen(config):
pci_items = common.get_leaf_tag_map(common.SCENARIO_INFO_FILE, "pci_devs",
"pci_dev")
pci_devs = scenario_cfg_lib.get_pt_pci_devs(pci_items)
pt_pci_num = scenario_cfg_lib.get_pt_pci_num(pci_devs)
ivshmem_region = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_REGION")
shmem_enabled = common.get_hv_item_tag(common.SCENARIO_INFO_FILE,
"FEATURES", "IVSHMEM",
"IVSHMEM_ENABLED")
shmem_regions = scenario_cfg_lib.get_shmem_regions(ivshmem_region)
shmem_num = scenario_cfg_lib.get_shmem_num(shmem_regions)
vuarts = common.get_vuart_info(common.SCENARIO_INFO_FILE)
pci_vuarts_num = scenario_cfg_lib.get_pci_vuart_num(vuarts)
for vm_i, vm_type in common.VM_TYPES.items():
num = 0
if "POST_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
shmem_num_i = 0
pci_vuart_num = pci_vuarts_num[vm_i]
if shmem_enabled == 'y' and vm_i in shmem_num.keys():
shmem_num_i = shmem_num[vm_i]
num = shmem_num_i + pci_vuart_num
elif "PRE_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
shmem_num_i = 0
if shmem_enabled == 'y' and vm_i in shmem_num.keys():
shmem_num_i = shmem_num[vm_i]
num = pt_pci_num[vm_i] + shmem_num_i + pci_vuarts_num[vm_i]
if pt_pci_num[vm_i] > 0 or shmem_num_i > 0 or pci_vuarts_num[
vm_i] > 0:
# if there is passthrough device or ivshmem, vhostbridge is needed
num += 1
elif "SOS_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
continue
if num > 0:
print("#define VM{}_CONFIG_PCI_DEV_NUM\t{}U".format(vm_i, num),
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 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)
