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config-tools: allocae log area start address
If passthrugh TPM2 is enabled and the log area is present, allocates the log_area_start_address with the size log_area_minimum_length(256K). Tracked-On: #6320 Signed-off-by: Yang,Yu-chu <yu-chu.yang@intel.com>
This commit is contained in:
Yang,Yu-chu
Xie, Nanlin
parent
40eaff9569
commit
15fa9f95ca
@ -59,6 +59,9 @@ PCI_VUART_VBAR1_SIZE = 4 * SIZE_K
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# Constants for vmsix bar
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VMSIX_VBAR_SIZE = 4 * SIZE_K
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# Constants for tpm2 log area minimum length
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LOG_AREA_MIN_LEN = 256 * SIZE_K
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class MmioWindow(namedtuple(
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"MmioWindow", [
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"start",
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@ -286,27 +289,7 @@ def alloc_mmio(mems, devdict, used_mem):
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devdict_base[bar_name] = bar_window.start
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return devdict_base
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def allocate_ssram_region(board_etree, scenario_etree, allocation_etree):
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# Guest physical address of the SW SRAM allocated to a pre-launched VM
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enabled = common.get_node("//PSRAM_ENABLED/text()", scenario_etree)
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if enabled == "y":
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pre_rt_vms = common.get_node("//vm[vm_type ='PRE_RT_VM']", scenario_etree)
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if pre_rt_vms is not None:
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vm_id = pre_rt_vms.get("id")
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l3_sw_sram = board_etree.xpath("//cache[@level='3']/capability[@id='Software SRAM']")
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if l3_sw_sram:
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start = min(map(lambda x: int(x.find("start").text, 16), l3_sw_sram))
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end = max(map(lambda x: int(x.find("end").text, 16), l3_sw_sram))
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allocation_vm_node = common.get_node(f"/acrn-config/vm[@id = '{vm_id}']", allocation_etree)
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if allocation_vm_node is None:
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allocation_vm_node = common.append_node("/acrn-config/vm", None, allocation_etree, id = vm_id)
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common.append_node("./ssram/start_gpa", hex(start), allocation_vm_node)
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common.append_node("./ssram/end_gpa", hex(end), allocation_vm_node)
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def fn(board_etree, scenario_etree, allocation_etree):
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allocate_ssram_region(board_etree, scenario_etree, allocation_etree)
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def allocate_pci_bar(board_etree, scenario_etree, allocation_etree):
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native_low_mem, native_high_mem = get_pci_hole_native(board_etree)
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create_native_pci_hole_node(allocation_etree, native_low_mem, native_high_mem)
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@ -346,3 +329,77 @@ def fn(board_etree, scenario_etree, allocation_etree):
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devdict_base_64_bits = alloc_mmio(low_mem + high_mem, devdict_64bits, used_low_mem + used_high_mem)
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create_device_node(allocation_etree, vm_id, devdict_base_32_bits)
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create_device_node(allocation_etree, vm_id, devdict_base_64_bits)
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def allocate_ssram_region(board_etree, scenario_etree, allocation_etree):
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# Guest physical address of the SW SRAM allocated to a pre-launched VM
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enabled = common.get_node("//PSRAM_ENABLED/text()", scenario_etree)
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if enabled == "y":
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pre_rt_vms = common.get_node("//vm[vm_type ='PRE_RT_VM']", scenario_etree)
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if pre_rt_vms is not None:
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vm_id = pre_rt_vms.get("id")
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l3_sw_sram = board_etree.xpath("//cache[@level='3']/capability[@id='Software SRAM']")
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if l3_sw_sram:
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start = min(map(lambda x: int(x.find("start").text, 16), l3_sw_sram))
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end = max(map(lambda x: int(x.find("end").text, 16), l3_sw_sram))
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allocation_vm_node = common.get_node(f"/acrn-config/vm[@id = '{vm_id}']", allocation_etree)
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if allocation_vm_node is None:
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allocation_vm_node = common.append_node("/acrn-config/vm", None, allocation_etree, id = vm_id)
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common.append_node("./ssram/start_gpa", hex(start), allocation_vm_node)
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common.append_node("./ssram/end_gpa", hex(end), allocation_vm_node)
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def allocate_log_area(board_etree, scenario_etree, allocation_etree):
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tpm2_enabled = common.get_node(f"//vm[@id = '0']/mmio_resources/TPM2/text()", scenario_etree)
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if tpm2_enabled is None or tpm2_enabled == 'n':
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return
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if common.get_node("//capability[@id='log_area']", board_etree) is not None:
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# VIRT_ACPI_DATA_ADDR
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log_area_end_address = 0x7FF00000
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log_area_start_address = log_area_end_address - LOG_AREA_MIN_LEN
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allocation_vm_node = common.get_node(f"/acrn-config/vm[@id = '0']", allocation_etree)
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if allocation_vm_node is None:
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allocation_vm_node = common.append_node("/acrn-config/vm", None, allocation_etree, id = '0')
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common.append_node("./log_area_start_address", hex(log_area_start_address).upper(), allocation_vm_node)
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common.append_node("./log_area_minimum_length", hex(LOG_AREA_MIN_LEN).upper(), allocation_vm_node)
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"""
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Pre-launched VM gpa layout:
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+--------------------------------------------------+ <--End of VM high pci hole
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| 64 bits vbar of emulated PCI devices | Offset 0x8000000000
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+--------------------------------------------------+ <--Start of VM high pci hole
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| | Offset 0x4000000000
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... ...
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+--------------------------------------------------+ <--End of VM low pci hole
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| 32 and 64 bits vbar of emulated PCI devices | Offset 0xE0000000
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+--------------------------------------------------+ <--Start of VM low pci hole
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| | Offset 0x80000000
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... ...
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| TPM2 log area at 0x7FEC0000 |
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... ...
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+--------------------------------------------------+ <--Offset 0
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SOS VM gpa layout:
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+--------------------------------------------------+ <--End of native high pci hole
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| 64 bits vbar of emulated PCI devices |
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+--------------------------------------------------+ <--Start of native high pci hole
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... ...
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+--------------------------------------------------+ <--End of native low pci hole
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| 32 and 64 bits vbar of emulated PCI devices |
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+--------------------------------------------------+ <--Start of native low pci hole
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... ...
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+--------------------------------------------------+ <--Offset 0
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"""
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def fn(board_etree, scenario_etree, allocation_etree):
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allocate_ssram_region(board_etree, scenario_etree, allocation_etree)
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allocate_log_area(board_etree, scenario_etree, allocation_etree)
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allocate_pci_bar(board_etree, scenario_etree, allocation_etree)
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