def generate_file(vm_info, config):
"""
Generate pt_intx.c for Pre-Launched VMs in a scenario.
:param config: it is pointer for for file write to
:return: None
"""
print("{}".format(scenario_cfg_lib.HEADER_LICENSE), file=config)
print("", file=config)
print("#include <asm/vm_config.h>", file=config)
print("", file=config)
if (board_cfg_lib.is_matched_board(
("ehl-crb-b")) and vm_info.pt_intx_info.phys_gsi.get(0) is not None
and len(vm_info.pt_intx_info.phys_gsi[0]) > 0):
print("struct pt_intx_config vm0_pt_intx[{}U] = {{".format(
len(vm_info.pt_intx_info.phys_gsi[0])),
file=config)
for i, (p_pin, v_pin) in enumerate(
zip(vm_info.pt_intx_info.phys_gsi[0],
vm_info.pt_intx_info.virt_gsi[0])):
print("\t[{}U] = {{".format(i), file=config)
print("\t\t.phys_gsi = {}U,".format(p_pin), file=config)
print("\t\t.virt_gsi = {}U,".format(v_pin), file=config)
print("\t},", file=config)
print("};", file=config)
else:
print("struct pt_intx_config vm0_pt_intx[1U];", file=config)
print("", file=config)
def generate_file(scenario_items, config):
"""
Start to generate vm_configurations.c
:param config: it is a file pointer of board information for writing to
"""
err_dic = {}
vm_info = scenario_items['vm']
gen_source_header(config)
declare_pci_devs(vm_info, config)
if (board_cfg_lib.is_matched_board(("ehl-crb-b"))
and vm_info.pt_intx_info.phys_gsi.get(0) is not None
and len(vm_info.pt_intx_info.phys_gsi[0]) > 0):
print("extern struct pt_intx_config vm0_pt_intx[{}U];".format(len(vm_info.pt_intx_info.phys_gsi[0])), file=config)
else:
print("extern struct pt_intx_config vm0_pt_intx[1U];", file=config)
print("", file=config)
print("struct acrn_vm_config vm_configs[CONFIG_MAX_VM_NUM] = {", file=config)
for vm_i, vm_type in common.VM_TYPES.items():
if "SOS_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
gen_sos_vm(vm_type, vm_i, scenario_items, config)
elif "PRE_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
gen_pre_launch_vm(vm_type, vm_i, scenario_items, config)
elif "POST_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
gen_post_launch_vm(vm_type, vm_i, scenario_items, config)
print("};", file=config)
return err_dic
def pt_intx_num_vm0_gen(config):
phys_gsi, virt_gsi = common.get_pt_intx_table(common.SCENARIO_INFO_FILE)
if (board_cfg_lib.is_matched_board(("ehl-crb-b"))
and phys_gsi.get(0) is not None and len(phys_gsi[0]) > 0):
print("#define VM0_PT_INTX_NUM\t{}U".format(len(phys_gsi[0])),
file=config)
else:
print("#define VM0_PT_INTX_NUM\t0U", file=config)
print("", file=config)
def generate_file(config):
# get cpu processor list
cpu_list = board_cfg_lib.get_processor_info()
max_cpu_num = len(cpu_list)
# start to generate board_info.h
print("{0}".format(board_cfg_lib.HEADER_LICENSE), file=config)
print(BOARD_INFO_DEFINE, file=config)
# define CONFIG_MAX_PCPCU_NUM
print("#define MAX_PCPU_NUM\t\t\t{}U".format(max_cpu_num), file=config)
# define MAX_VMSIX_ON_MSI_PDEVS_NUM
gen_known_caps_pci_head(config)
# define MAX_HIDDEN_PDEVS_NUM
if board_cfg_lib.BOARD_NAME in list(
board_cfg_lib.KNOWN_HIDDEN_PDEVS_BOARD_DB):
print("#define MAX_HIDDEN_PDEVS_NUM\t\t{}U".format(
len(board_cfg_lib.KNOWN_HIDDEN_PDEVS_BOARD_DB[
board_cfg_lib.BOARD_NAME])),
file=config)
else:
print("#define MAX_HIDDEN_PDEVS_NUM\t\t0U", file=config)
# generate HI_MMIO_START/HI_MMIO_END
find_hi_mmio_window(config)
p2sb = common.get_leaf_tag_map_bool(common.SCENARIO_INFO_FILE,
"mmio_resources", "p2sb")
if (common.VM_TYPES.get(0) is not None
and scenario_cfg_lib.VM_DB[common.VM_TYPES[0]]['load_type']
== "PRE_LAUNCHED_VM" and board_cfg_lib.is_p2sb_passthru_possible()
and p2sb.get(0, False)):
print("", file=config)
print("#define P2SB_VGPIO_DM_ENABLED", file=config)
hpa = board_cfg_lib.find_p2sb_bar_addr()
print("#define P2SB_BAR_ADDR\t\t\t0x{:X}UL".format(hpa), file=config)
gpa = common.hpa2gpa(0, hpa, 0x1000000)
print("#define P2SB_BAR_ADDR_GPA\t\t0x{:X}UL".format(gpa), file=config)
print("#define P2SB_BAR_SIZE\t\t\t0x1000000UL", file=config)
if board_cfg_lib.is_matched_board(("ehl-crb-b")):
print("", file=config)
print("#define P2SB_BASE_GPIO_PORT_ID\t\t0x69U", file=config)
print("#define P2SB_MAX_GPIO_COMMUNITIES\t0x6U", file=config)
print(BOARD_INFO_ENDIF, file=config)
def check_pt_intx(phys_gsi, virt_gsi):
if not phys_gsi and not virt_gsi:
return
if not board_cfg_lib.is_matched_board(('ehl-crb-b')):
ERR_LIST["pt_intx"] = "only board ehl-crb-b is supported"
return
if not VM_DB[common.VM_TYPES[0]]['load_type'] == "PRE_LAUNCHED_VM":
ERR_LIST[
"pt_intx"] = "pt_intx can only be specified for pre-launched VM"
return
for (id1, p), (id2, v) in zip(phys_gsi.items(), virt_gsi.items()):
if id1 != 0 or id2 != 0:
ERR_LIST[
"pt_intx"] = "virt_gsi and phys_gsi can only be specified for VM0"
return
if len(p) != len(v):
ERR_LIST[
"vm:id=0,pt_intx"] = "virt_gsi and phys_gsi must have same length"
return
if len(p) != len(set(p)):
ERR_LIST["vm:id=0,pt_intx"] = "phys_gsi contains duplicates"
return
if len(v) != len(set(v)):
ERR_LIST["vm:id=0,pt_intx"] = "virt_gsi contains duplicates"
return
if len(p) > 120:
ERR_LIST[
"vm:id=0,pt_intx"] = "# of phys_gsi and virt_gsi pairs must not be greater than 120"
return
if not all(pin < 120 for pin in v):
ERR_LIST["vm:id=0,pt_intx"] = "virt_gsi must be less than 120"
return
def generate_file(scenario_items, config):
"""
Start to generate vm_configurations.c
:param config: it is a file pointer of board information for writing to
"""
err_dic = {}
vm_info = scenario_items['vm']
gen_source_header(config)
for vm_i,pci_dev_num in vm_info.cfg_pci.pci_dev_num.items():
if pci_dev_num >= 2:
pre_launch_definition(vm_info, config)
break
if (board_cfg_lib.is_matched_board(("ehl-crb-b"))
and vm_info.pt_intx_info.phys_gsi.get(0) is not None
and len(vm_info.pt_intx_info.phys_gsi[0]) > 0):
print("static struct pt_intx_config vm0_pt_intx[{}U] = {{".format(len(vm_info.pt_intx_info.phys_gsi[0])), file=config)
for i, (p_pin, v_pin) in enumerate(zip(vm_info.pt_intx_info.phys_gsi[0], vm_info.pt_intx_info.virt_gsi[0])):
print("\t[{}U] = {{".format(i), file=config)
print("\t\t.phys_gsi = {}U,".format(p_pin), file=config)
print("\t\t.virt_gsi = {}U,".format(v_pin), file=config)
print("\t},", file=config)
print("};", file=config)
print("", file=config)
print("struct acrn_vm_config vm_configs[CONFIG_MAX_VM_NUM] = {", file=config)
for vm_i, vm_type in common.VM_TYPES.items():
if "SOS_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
gen_sos_vm(vm_type, vm_i, scenario_items, config)
elif "PRE_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
gen_pre_launch_vm(vm_type, vm_i, scenario_items, config)
elif "POST_LAUNCHED_VM" == scenario_cfg_lib.VM_DB[vm_type]['load_type']:
gen_post_launch_vm(vm_type, vm_i, scenario_items, config)
print("};", file=config)
return err_dic
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 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_pt_pci_devs(pci_items)
pci_devs_per_vm = get_devs_per_vm_with_key(pci_devs, bdf_list)
# list Service VM 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'] == "SERVICE_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'] == "SERVICE_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'] == "SERVICE_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':
write_ivshmem_vbar(mmiolist_per_vm, matching_mmios, config)
# 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 gen_pre_launch_vm(vm_type, vm_i, scenario_items, config):
vm_info = scenario_items['vm']
# guest flags
(err_dic, guest_flags) = get_guest_flag(vm_info.guest_flags[vm_i])
if err_dic:
return err_dic
pre_vm_type = get_pre_vm_type(vm_type, vm_i)
print("\t{{\t/* VM{} */".format(vm_i), file=config)
print("\t\t{},".format(pre_vm_type), file=config)
print('\t\t.name = "{0}",'.format(vm_info.name[vm_i]), file=config)
cpu_affinity_output(vm_info, vm_i, config)
if guest_flags:
print("\t\t.guest_flags = {0},".format(guest_flags), file=config)
clos_output(scenario_items, vm_i, config)
print("\t\t.memory = {", file=config)
print("\t\t\t.start_hpa = VM{0}_CONFIG_MEM_START_HPA,".format(vm_i), file=config)
print("\t\t\t.size = VM{0}_CONFIG_MEM_SIZE,".format(vm_i), file=config)
print("\t\t\t.start_hpa2 = VM{0}_CONFIG_MEM_START_HPA2,".format(vm_i), file=config)
print("\t\t\t.size_hpa2 = VM{0}_CONFIG_MEM_SIZE_HPA2,".format(vm_i), file=config)
print("\t\t},", file=config)
is_need_epc(vm_info.epc_section, vm_i, config)
print("\t\t.os_config = {", file=config)
print('\t\t\t.name = "{0}",'.format(vm_info.os_cfg.kern_name[vm_i]), file=config)
print("\t\t\t.kernel_type = {0},".format(
vm_info.os_cfg.kern_type[vm_i]), file=config)
print('\t\t\t.kernel_mod_tag = "{0}",'.format(
vm_info.os_cfg.kern_mod[vm_i]), file=config)
if (vm_info.os_cfg.ramdisk_mod[vm_i].strip()):
print('\t\t\t.ramdisk_mod_tag = "{0}",'.format(
vm_info.os_cfg.ramdisk_mod[vm_i]), file=config)
if vm_i in vm_info.os_cfg.kern_load_addr.keys() and vm_info.os_cfg.kern_entry_addr[vm_i]:
print("\t\t\t.kernel_load_addr = {0},".format(vm_info.os_cfg.kern_load_addr[vm_i]), file=config)
if vm_i in vm_info.os_cfg.kern_entry_addr.keys() and vm_info.os_cfg.kern_entry_addr[vm_i]:
print("\t\t\t.kernel_entry_addr = {0},".format(vm_info.os_cfg.kern_entry_addr[vm_i]), file=config)
if vm_i in vm_info.os_cfg.kern_args.keys() and vm_info.os_cfg.kern_args[vm_i]:
print("\t\t\t.bootargs = ", end="", file=config)
split_cmdline(vm_info.os_cfg.kern_args[vm_i].strip(), config)
print("\t\t},", file=config)
# VUART
err_dic = vuart_output(vm_type, vm_i, vm_info, config)
if err_dic:
return err_dic
if (vm_i in vm_info.cfg_pci.pci_devs.keys() and vm_info.cfg_pci.pci_devs[vm_i]) or \
(vm_info.shmem.shmem_enabled == 'y' and vm_i in vm_info.shmem.shmem_regions.keys() \
and vm_info.shmem.shmem_regions[vm_i]):
print("\t\t.pci_dev_num = VM{}_CONFIG_PCI_DEV_NUM,".format(vm_i), file=config)
print("\t\t.pci_devs = vm{}_pci_devs,".format(vm_i), file=config)
if vm_i == 0 and board_cfg_lib.is_tpm_passthru():
print("#ifdef VM0_PASSTHROUGH_TPM", file=config)
print("\t\t.pt_tpm2 = true,", file=config)
print("\t\t.mmiodevs[0] = {", file=config)
print("\t\t\t.base_gpa = 0xFED40000UL,", file=config)
print("\t\t\t.base_hpa = VM0_TPM_BUFFER_BASE_ADDR,", file=config)
print("\t\t\t.size = VM0_TPM_BUFFER_SIZE,", file=config)
print("\t\t},", file=config)
print("#endif", file=config)
if (vm_i == 0 and vm_info.mmio_resource_info.p2sb.get(vm_i) is not None
and vm_info.mmio_resource_info.p2sb[vm_i]):
print("#ifdef P2SB_BAR_ADDR", file=config)
print("\t\t.pt_p2sb_bar = true,", file=config)
print("\t\t.mmiodevs[0] = {", file=config)
gpa = common.hpa2gpa(0, board_cfg_lib.find_p2sb_bar_addr(), 0x1000000)
print("\t\t\t.base_gpa = 0x{:X}UL,".format(gpa), file=config)
print("\t\t\t.base_hpa = P2SB_BAR_ADDR,", file=config)
print("\t\t\t.size = 0x1000000UL,", file=config)
print("\t\t},", file=config)
print("#endif", file=config)
if (vm_i == 0 and board_cfg_lib.is_matched_board(("ehl-crb-b"))
and vm_info.pt_intx_info.phys_gsi.get(vm_i) is not None
and len(vm_info.pt_intx_info.phys_gsi[vm_i]) > 0):
print("\t\t.pt_intx_num = {}U,".format(len(vm_info.pt_intx_info.phys_gsi[vm_i])), file=config)
print("\t\t.pt_intx = &vm0_pt_intx[0U],", file=config)
print("\t},", 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)
