mirror of
https://github.com/LongSoft/UEFITool.git
synced 2025-06-03 08:38:48 -04:00
Add Insyde Flash Device Map parser
This commit is contained in:
Nikolaj Schlej
parent
b98edf6944
commit
58366f48fe
28 changed files with 1361 additions and 230 deletions
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@ -11,18 +11,11 @@ meta:
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seq:
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- id: signature
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type: u4
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size: 16
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valid:
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expr: _ == 0xFFF12B8D or _ == 0x9E58292B
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- id: signature_main
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contents: [0x96, 0x76, 0x8B, 0x4C, 0xA9, 0x85, 0x27, 0x47, 0x07, 0x5B, 0x4F, 0x50] # FF12B8D-7696-4C8B-A985-2747075B4F50
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if: signature == 0xFFF12B8D
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- id: signature_edk2_working_block
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contents: [0x68, 0x7C, 0x7D, 0x49, 0x0A, 0xCE, 0x65, 0x00, 0xFD, 0x9F, 0x1B, 0x95] # 9E58292B-7C68-497D-0ACE-6500FD9F1B95
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if: signature == 0x9E58292B
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- id: signature_vss2_working_block
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contents: [0x68, 0x7C, 0x7D, 0x49, 0xA0, 0xCE, 0x65, 0x00, 0xFD, 0x9F, 0x1B, 0x95] # 9E58292B-7C68-497D-A0CE-6500FD9F1B95
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if: signature == 0x9E58292B
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expr: _ == [0x8D, 0x2B, 0xF1, 0xFF, 0x96, 0x76, 0x8B, 0x4C, 0xA9, 0x85, 0x27, 0x47, 0x07, 0x5B, 0x4F, 0x50]
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or _ == [0x2B, 0x29, 0x58, 0x9E, 0x68, 0x7C, 0x7D, 0x49, 0x0A, 0xCE, 0x65, 0x00, 0xFD, 0x9F, 0x1B, 0x95]
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or _ == [0x2B, 0x29, 0x58, 0x9E, 0x68, 0x7C, 0x7D, 0x49, 0xA0, 0xCE, 0x65, 0x00, 0xFD, 0x9F, 0x1B, 0x95]
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- id: crc
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type: u4
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- id: state
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@ -13,7 +13,7 @@ seq:
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- id: signature
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type: u4
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valid:
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expr: _ == 0xDDCF3616 or _ == 0xDDCF3617 or _ == 0xAAF32C78 # Beginning of known store GUIDs for VSS2
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expr: _ == 0xDDCF3616 or _ == 0xDDCF3617 or _ == 0xAAF32C78 # Beginning of known store GUIDs for VSS2
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- id: signature_auth_var_key_db
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contents: [0x7B, 0x94, 0x9A, 0x43, 0xA1, 0x80, 0x2E, 0x14, 0x4E, 0xC3, 0x77, 0x92] # AAF32C78-947B-439A-A180-2E144EC37792
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if: signature == 0xAAF32C78
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@ -26,7 +26,7 @@ seq:
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- id: vss2_size
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type: u4
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valid:
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expr: _ > len_vss2_store_header.as<u4> and _ < 0xFFFFFFFF
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expr: _ > len_vss2_store_header.as<u4> and _ < 0xFFFFFFFF
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- id: format
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type: u1
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valid:
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@ -40,6 +40,7 @@ seq:
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- id: body
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type: vss2_store_body
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size: vss2_size - len_vss2_store_header
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instances:
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len_vss2_store_header:
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value: 7 * sizeof<u4>
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@ -71,7 +72,6 @@ types:
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- id: reserved
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type: b25le
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# TODO: check if VSS2 stores can have standard VSS variables
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vss2_variable:
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seq:
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- id: invoke_offset
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@ -82,7 +82,7 @@ types:
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- id: signature_last
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type: u1
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valid:
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expr: _ == 0x55
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expr: _ == 0x55
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if: signature_first == 0xAA
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- id: state
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type: u1
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@ -152,7 +152,7 @@ types:
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len_alignment_padding:
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value: (((end_offset - offset)+3) & ~3) - (end_offset - offset)
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len_alignment_padding_auth:
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value: (((end_offset_auth - offset)+3) & ~3) - (end_offset - offset)
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value: (((end_offset_auth - offset)+3) & ~3) - (end_offset_auth - offset)
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is_valid:
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value: state == 0x7F or state == 0x3F
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is_auth:
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91
common/ksy/insyde_fdm.ksy
Normal file
91
common/ksy/insyde_fdm.ksy
Normal file
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@ -0,0 +1,91 @@
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meta:
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id: insyde_fdm
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title: Insyde Flash Device
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application: Insyde-based UEFI firmware
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file-extension: fdm
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tags:
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- firmware
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license: CC0-1.0
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ks-version: 0.9
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endian: le
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seq:
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- id: signature
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type: u4
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valid: 0x4D444648 # HFDM
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- id: store_size
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type: u4
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- id: data_offset
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type: u4
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- id: entry_size
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type: u4
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- id: entry_format
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type: u1
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- id: revision
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type: u1
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- id: num_extensions
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type: u1
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- id: checksum
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type: u1
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- id: fd_base_address
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type: u8
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- id: extensions
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type: fdm_extensions
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size: num_extensions * sizeof<fdm_extension>
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if: revision == 3
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- id: board_ids
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type: fdm_board_ids
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if: revision == 3
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- id: entries
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type: fdm_entries
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size: store_size - data_offset
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types:
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fdm_extensions:
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seq:
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- id: extensions
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type: fdm_extension
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repeat: eos
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fdm_extension:
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seq:
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- id: offset
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type: u2
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- id: count
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type: u2
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fdm_board_ids:
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seq:
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- id: region_index
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type: u4
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- id: num_board_ids
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type: u4
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- id: board_ids
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type: u8
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repeat: expr
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repeat-expr: num_board_ids
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fdm_entries:
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seq:
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- id: entries
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type: fdm_entry
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repeat: eos
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fdm_entry:
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seq:
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- id: guid
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size: 16
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- id: region_id
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size: 16
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- id: region_offset
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type: u8
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- id: region_size
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type: u8
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- id: attributes
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type: u4
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- id: hash
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size: _parent._parent.entry_size - 16 - 16 - 8 - 8 - 4
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instances:
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region_base:
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value: _root.fd_base_address.as<u4> + region_offset.as<u4>
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@ -15,22 +15,22 @@ seq:
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valid: 0xEC
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- id: checksum
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type: u1
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- id: size
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- id: len_evsa_store_header
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type: u2
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valid: 20
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- id: signature
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type: u4
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valid: 0x41535645
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valid: 0x41535645 #EVSA
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- id: attributes
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type: u4
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- id: store_size
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- id: len_evsa_store
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type: u4
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- id: reserved
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type: u4
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- id: body
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type: evsa_body
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size: store_size - 20
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size: len_evsa_store - len_evsa_store_header
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types:
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evsa_guid:
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seq:
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@ -38,14 +38,39 @@ types:
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type: u2
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- id: guid
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size: 16
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valid:
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expr: _parent.len_evsa_entry == 22
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evsa_name:
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seq:
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- id: var_id
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type: u2
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- id: name
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size: _parent.size - 6
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size: _parent.len_evsa_entry - 6
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evsa_variable_attributes:
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seq:
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- id: non_volatile
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type: b1le
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- id: boot_service
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type: b1le
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- id: runtime
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type: b1le
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- id: hw_error_record
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type: b1le
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- id: auth_write
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type: b1le
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- id: time_based_auth
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type: b1le
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- id: append_write
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type: b1le
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- id: reserved
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type: b21le
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- id: extended_header
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type: b1le
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- id: reserved1
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type: b3le
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evsa_data:
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seq:
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- id: guid_id
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@ -53,33 +78,47 @@ types:
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- id: var_id
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type: u2
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- id: attributes
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type: evsa_variable_attributes
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- id: len_data_ext
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type: u4
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- id: data_size
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type: u4
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if: (attributes & 0x10000000) != 0x10000000
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if: attributes.extended_header
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- id: data
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size: _parent.size - 12
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if: (attributes & 0x10000000) == 0x10000000
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size: _parent.len_evsa_entry - 12
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if: not attributes.extended_header
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- id: data_ext
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size: data_size
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if: (attributes & 0x10000000) != 0x10000000
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size: len_data_ext
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if: attributes.extended_header
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evsa_unknown:
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seq:
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- id: unknown
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- id: unknown
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size: 0
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evsa_entry:
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seq:
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- id: type
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- id: entry_type
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type: u1
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- id: checksum
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type: u1
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- id: size
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if: entry_type == 0xE1
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or entry_type == 0xE2
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or entry_type == 0xE3
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or entry_type == 0xED
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or entry_type == 0xEE
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or entry_type == 0xEF
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or entry_type == 0x83
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- id: len_evsa_entry
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type: u2
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if: entry_type == 0xE1
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or entry_type == 0xE2
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or entry_type == 0xE3
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or entry_type == 0xED
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or entry_type == 0xEE
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or entry_type == 0xEF
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or entry_type == 0x83
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- id: body
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type:
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switch-on: type
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switch-on: entry_type
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cases:
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0xED: evsa_guid
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0xE1: evsa_guid
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@ -88,12 +127,21 @@ types:
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0xEF: evsa_data
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0xE3: evsa_data
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0x83: evsa_data
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_: evsa_unknown
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_: evsa_unknown
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evsa_body:
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seq:
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- id: entries
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type: evsa_entry
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repeat: until
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repeat-until: (_.entry_type != 0xED
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and _.entry_type != 0xEE
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and _.entry_type != 0xEF
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and _.entry_type != 0xE1
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and _.entry_type != 0xE2
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and _.entry_type != 0xE3
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and _.entry_type != 0x83)
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or _io.eof
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- id: free_space
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type: u1
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repeat: eos
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