sdm845: Combine BB with QC-Sec for ROM boot
TEST=build & run Change-Id: I222a56f1c9b74856a1e1ff8132bab5e041672c5d Signed-off-by: T Michael Turney <mturney@codeaurora.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/25207 Reviewed-by: Julius Werner <jwerner@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
T Michael Turney
Julius Werner
parent
61309e39b3
commit
101098c41a
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@ -47,7 +47,7 @@ config SBL_ELF
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config SBL_UTIL_PATH
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depends on USE_BLOBS
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string "Path for utils to combine SBL_ELF and bootblock"
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default "util/ipqheader"
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default "util/qualcomm"
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help
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Path for utils to combine SBL_ELF and bootblock
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@ -18,7 +18,7 @@
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#include <types.h>
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/* QCA firmware blob header gleaned from util/ipqheader/ipqheader.py */
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/* QCA firmware blob header gleaned from util/qualcomm/ipqheader.py */
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struct mbn_header {
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u32 mbn_type;
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@ -62,14 +62,14 @@ ifeq ($(CONFIG_USE_BLOBS),y)
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# Add MBN header to allow SBL3 to start coreboot bootblock
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$(objcbfs)/bootblock.mbn: $(objcbfs)/bootblock.raw.bin
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@printf " ADD MBN $(subst $(obj)/,,$(@))\n"
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./util/ipqheader/ipqheader.py $(call loadaddr,bootblock) $< $@.tmp
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./util/qualcomm/ipqheader.py $(call loadaddr,bootblock) $< $@.tmp
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@mv $@.tmp $@
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# Create a complete bootblock which will start up the system
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$(objcbfs)/bootblock.bin: $(call strip_quotes,$(CONFIG_SBL_BLOB)) \
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$(objcbfs)/bootblock.mbn
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@printf " MBNCAT $(subst $(obj)/,,$(@))\n"
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@util/ipqheader/mbncat.py -o $@.tmp $^
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@util/qualcomm/mbncat.py -o $@.tmp $^
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@mv $@.tmp $@
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endif
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@ -18,7 +18,7 @@
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#include <types.h>
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/* Qualcomm firmware blob header gleaned from util/ipqheader/ipqheader.py */
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/* Qualcomm firmware blob header gleaned from util/qualcomm/ipqheader.py */
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struct mbn_header {
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u32 mbn_type;
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@ -6,7 +6,7 @@
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# GENERAL DESCRIPTION
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# Concatentates XBL segments into one ELF image
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#
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# Copyright (c) 2016, The Linux Foundation. All rights reserved.
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# Copyright (c) 2016, 2018, The Linux Foundation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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@ -44,6 +44,7 @@
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#
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# when who what, where, why
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# -------- --- ------------------------------------------------------
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# 03/26/18 tv Added -e to enable extended MBNV5 support
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# 09/04/15 et Added -x and -d to embed xbl_sec ELF
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# 02/11/15 ck Fixed missing elf type check in ZI OOB feature
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# 11/04/14 ck Updated calls to mbn_tools functions
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@ -205,6 +206,11 @@ def main():
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else:
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zi_oob_enabled = True
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if options.elf_inp_xbl_sec:
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is_ext_mbn_v5 = True
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else:
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is_ext_mbn_v5 = False
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mbn_type = 'elf'
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header_format = 'reg'
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@ -237,7 +243,8 @@ def main():
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is_elf2_64_bit,
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is_elf_xbl_sec_64_bit,
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is_out_elf_64_bit,
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zi_oob_enabled)
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zi_oob_enabled,
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is_ext_mbn_v5)
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# Hash the image if user did not explicitly say not to
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@ -262,6 +269,7 @@ def main():
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target_hash,
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target_hash_hd,
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image_header_secflag,
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is_ext_mbn_v5,
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elf_file_name = source_elf)
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if rv:
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raise RuntimeError, "Failed to create image header for hash segment"
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@ -296,7 +304,8 @@ def merge_elfs(env,
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is_elf2_64_bit,
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is_elf_xbl_sec_64_bit,
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is_out_elf_64_bit,
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zi_oob_enabled):
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zi_oob_enabled,
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is_ext_mbn_v5):
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[elf_header1, phdr_table1] = \
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mbn_tools.preprocess_elf_file(elf_in_file_name1)
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@ -654,6 +663,11 @@ def merge_elfs(env,
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new_phdr.p_paddr = phys_virt_addr
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new_phdr.p_filesz = os.path.getsize(elf_in_file_xbl_sec)
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new_phdr.p_memsz = new_phdr.p_filesz
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if is_ext_mbn_v5 == True:
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new_phdr.p_flags = (0x5 |
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(mbn_tools.MI_PBT_XBL_SEC_SEGMENT <<
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mbn_tools.MI_PBT_FLAG_SEGMENT_TYPE_SHIFT));
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else:
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new_phdr.p_flags = 0x5
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new_phdr.p_align = 0x1000
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else:
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@ -663,18 +677,23 @@ def merge_elfs(env,
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new_phdr = mbn_tools.Elf32_Phdr('\0' * ELF32_PHDR_SIZE)
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new_phdr.p_type = 0x1 #
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new_phdr.p_offset = segment_offset
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if is_ext_mbn_v5 == True:
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new_phdr.p_flags = (0x5 |
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(mbn_tools.MI_PBT_XBL_SEC_SEGMENT <<
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mbn_tools.MI_PBT_FLAG_SEGMENT_TYPE_SHIFT));
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else:
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new_phdr.p_flags = 0x5
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new_phdr.p_align = 0x1000
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if phys_virt_addr > 0xFFFFFFFF:
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if zi_oob_enabled == False or curr_phdr.p_filesz != 0:
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print "ERROR: File xbl_sec VAddr or PAddr is too large for conversion."
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print "ERROR: File xbl_sec VAddr or PAddr is too big for conversion."
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exit()
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new_phdr.p_vaddr = phys_virt_addr
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new_phdr.p_paddr = phys_virt_addr
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if os.path.getsize(elf_in_file_xbl_sec) > 0xFFFFFFFF:
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print "ERROR: File xbl_sec Filesz is too large for conversion."
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print "ERROR: File xbl_sec Filesz is too big for conversion."
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exit()
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new_phdr.p_filesz = os.path.getsize(elf_in_file_xbl_sec)
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new_phdr.p_memsz = new_phdr.p_filesz
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@ -6,7 +6,7 @@
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# GENERAL DESCRIPTION
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# Contains all MBN Utilities for image generation
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#
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# Copyright (c) 2016, The Linux Foundation. All rights reserved.
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# Copyright (c) 2016, 2018, The Linux Foundation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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@ -41,6 +41,7 @@
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#
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# when who what, where, why
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# -------- --- ---------------------------------------------------------
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# 03/22/18 thiru Added support for extended MBNV5.
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# 06/06/13 yliong CR 497042: Signed and encrypted image is corrupted. MRC features.
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# 03/18/13 dhaval Add support for hashing elf segments with SHA256 and
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# sync up to mpss, adsp mbn-tools
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@ -166,6 +167,7 @@ MI_PBT_HASH_SEGMENT = 0x2
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MI_PBT_BOOT_SEGMENT = 0x3
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MI_PBT_L4BSP_SEGMENT = 0x4
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MI_PBT_SWAPPED_SEGMENT = 0x5
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MI_PBT_XBL_SEC_SEGMENT = 0x5
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MI_PBT_SWAP_POOL_SEGMENT = 0x6
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MI_PBT_PHDR_SEGMENT = 0x7
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@ -902,6 +904,7 @@ def image_header(env, gen_dict,
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code_file_name,
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output_file_name,
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secure_type,
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is_ext_mbn_v5,
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header_format = 'reg',
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requires_preamble = False,
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preamble_file_name = None,
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@ -989,6 +992,12 @@ def image_header(env, gen_dict,
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boot_header.cert_chain_ptr = image_dest + code_size + signature_size
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boot_header.cert_chain_size = cert_chain_size
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if is_ext_mbn_v5 == True:
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# If platform image integrity check is enabled
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boot_header.flash_parti_ver = 5 # version
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boot_header.image_src = 0 # sig_size_qc
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boot_header.image_dest_ptr = 0 # cert_chain_size_qc
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# If preamble is required, output the preamble file and update the boot_header
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if requires_preamble is True:
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boot_header = image_preamble(gen_dict, preamble_file_name, boot_header, num_of_pages)
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@ -2051,7 +2060,7 @@ def get_hash_address(elf_file_name):
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curr_phdr = phdr_table[i]
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if curr_phdr.p_paddr > last_paddr:
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# Skip the demand paging segment as it would be outside the physical RAM location
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if MI_PBT_SEGMENT_TYPE_VALUE(curr_phdr.p_flags) != MI_PBT_SWAPPED_SEGMENT:
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if MI_PBT_SEGMENT_TYPE_VALUE(curr_phdr.p_flags) != MI_PBT_XBL_SEC_SEGMENT:
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last_paddr = curr_phdr.p_paddr;
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last_paddr_segment = i;
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@ -0,0 +1,234 @@
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#!/usr/bin/python
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#============================================================================
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#
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#/** @file qgpt.py
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#
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# GENERAL DESCRIPTION
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# Generates QCom GPT header for wrapping Bootblock
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#
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# Copyright (c) 2018, The Linux Foundation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of The Linux Foundation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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#**/
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#
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import os
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import math
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import random
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import re
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import struct
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import sys
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import tempfile
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from binascii import crc32
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from optparse import OptionParser
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from types import *
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def UpdateMBR(options, GPTBlobBuffer):
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i = 0x1BE
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GPTBlobBuffer[i + 0] = 0x00 # not bootable
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GPTBlobBuffer[i + 1] = 0x00 # head
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GPTBlobBuffer[i + 2] = 0x01 # sector
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GPTBlobBuffer[i + 3] = 0x00 # cylinder
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GPTBlobBuffer[i + 4] = 0xEE # type
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GPTBlobBuffer[i + 5] = 0xFF # head
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GPTBlobBuffer[i + 6] = 0xFF # sector
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GPTBlobBuffer[i + 7] = 0xFF # cylinder
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GPTBlobBuffer[i + 8:i + 8 + 4] = [0x01, 0x00, 0x00, 0x00]
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GPTBlobBuffer[i + 12:i + 16] = [0x00, 0x0f, 0x00, 0x00]
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# magic byte for MBR partitioning - always at this location regardless of
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# options.sector
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GPTBlobBuffer[510:512] = [0x55, 0xAA]
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return i
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def UpdatePartitionEntry(options, GPTBlobBuffer):
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i = 2 * options.sector_size
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# GUID of Boot Block
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GPTBlobBuffer[i:i + 16] = [0x2c, 0xba, 0xa0, 0xde, 0xdd, 0xcb, 0x05, 0x48,
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0xb4, 0xf9, 0xf4, 0x28, 0x25, 0x1c, 0x3e, 0x98]
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i += 16
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#This is to set Unique Partition GUID. Below Hex Value is : 00ChezaBootblock00
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GPTBlobBuffer[i:i + 16] = [0x00, 0x43, 0x68, 0x65, 0x7a, 0x61, 0x42, 0x6f,
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0x6f, 0x74, 0x62, 0x6c, 0x6f, 0x63, 0x6b, 0x00]
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i += 16
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# LBA of BootBlock Start Content
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GPTBlobBuffer[i:i + 8] = [0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
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i += 8
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# End LBA of BootBlock Content
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GPTBlobBuffer[i] = options.end_lba & 0xFF
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GPTBlobBuffer[i+1] = (options.end_lba>>8) & 0xFF
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GPTBlobBuffer[i+2] = (options.end_lba>>16) & 0xFF
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GPTBlobBuffer[i+3] = (options.end_lba>>24) & 0xFF
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GPTBlobBuffer[i+4] = (options.end_lba>>32) & 0xFF
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GPTBlobBuffer[i+5] = (options.end_lba>>40) & 0xFF
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GPTBlobBuffer[i+6] = (options.end_lba>>48) & 0xFF
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GPTBlobBuffer[i+7] = (options.end_lba>>56) & 0xFF
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i += 8
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# Attributes
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GPTBlobBuffer[i:i + 8] = [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
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i += 8
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# Label
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GPTBlobBuffer[i:i + 17] = [0x62, 0x00, 0x6f, 0x00, 0x6f, 0x00, 0x74, 0x00,
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0x62, 0x00, 0x6c, 0x00, 0x6f, 0x00, 0x63, 0x00, 0x6b]
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return i
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def UpdateGPTHeader(options, GPTBlobBuffer):
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i = options.sector_size
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# Signature and Revision and HeaderSize i.e. "EFI PART" and 00 00 01 00
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# and 5C 00 00 00
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GPTBlobBuffer[i:i + 16] = [0x45, 0x46, 0x49, 0x20, 0x50, 0x41, 0x52, 0x54,
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0x00, 0x00, 0x01, 0x00, 0x5C, 0x00, 0x00, 0x00]
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i += 16
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# CRC is zeroed out till calculated later
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GPTBlobBuffer[i:i + 4] = [0x00, 0x00, 0x00, 0x00]
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i += 4
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# Reserved, set to 0
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GPTBlobBuffer[i:i + 4] = [0x00, 0x00, 0x00, 0x00]
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i += 4
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# Current LBA
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GPTBlobBuffer[i:i + 8] = [0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
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i += 8
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# Backup LBA, No Backup Gpt Used
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GPTBlobBuffer[i:i + 8] = [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
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i += 8
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# First Usuable LBA (qc_sec + bootblock location)
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GPTBlobBuffer[i:i + 8] = [0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
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i += 8
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# Last Usuable LBA (qc_sec + bootblock end location)
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GPTBlobBuffer[i] = options.end_lba & 0xFF
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GPTBlobBuffer[i+1] = (options.end_lba>>8) & 0xFF
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GPTBlobBuffer[i+2] = (options.end_lba>>16) & 0xFF
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GPTBlobBuffer[i+3] = (options.end_lba>>24) & 0xFF
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GPTBlobBuffer[i+4] = (options.end_lba>>32) & 0xFF
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GPTBlobBuffer[i+5] = (options.end_lba>>40) & 0xFF
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GPTBlobBuffer[i+6] = (options.end_lba>>48) & 0xFF
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GPTBlobBuffer[i+7] = (options.end_lba>>56) & 0xFF
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i += 8
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# GUID
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GPTBlobBuffer[i:i + 16] = [0x32,0x1B,0x10,0x98,0xE2,0xBB,0xF2,0x4B,
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0xA0,0x6E,0x2B,0xB3,0x3D,0x00,0x0C,0x20]
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i += 16
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# Partition Table Entry LBA
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GPTBlobBuffer[i:i + 8] = [0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
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i += 8
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# Number of Partition Entries
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GPTBlobBuffer[i:i + 4] = [0x01, 0x00, 0x00, 0x00]
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i += 4
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# Size of One Partition Entry
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GPTBlobBuffer[i:i + 4] = [0x80, 0x00, 0x00, 0x00]
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i += 4
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# CRC of Partition Entry
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PartEntry = GPTBlobBuffer[options.sector_size*2:options.sector_size*2 + 128]
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CalcEntryCRC = crc32(''.join(struct.pack("B", x) for x in PartEntry))
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GPTBlobBuffer[i] = CalcEntryCRC & 0xFF
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GPTBlobBuffer[i+1] = (CalcEntryCRC>>8) & 0xFF
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GPTBlobBuffer[i+2] = (CalcEntryCRC>>16) & 0xFF
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GPTBlobBuffer[i+3] = (CalcEntryCRC>>24) & 0xFF
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i += 4
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# CRC of Partition Table Header
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GPTHeader = GPTBlobBuffer[options.sector_size:options.sector_size + 92]
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CalcEntryCRC = crc32(''.join(struct.pack("B", x) for x in GPTHeader))
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i = options.sector_size + 16
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GPTBlobBuffer[i] = CalcEntryCRC & 0xFF
|
||||
GPTBlobBuffer[i+1] = (CalcEntryCRC>>8) & 0xFF
|
||||
GPTBlobBuffer[i+2] = (CalcEntryCRC>>16) & 0xFF
|
||||
GPTBlobBuffer[i+3] = (CalcEntryCRC>>24) & 0xFF
|
||||
|
||||
return i
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
usage = 'usage: %prog [OPTIONS] INFILE OUTFILE\n\n' + \
|
||||
'Packages IMAGE in a GPT format.'
|
||||
parser = OptionParser(usage)
|
||||
parser.add_option('-s', type="int", dest='sector_size', default=4096,
|
||||
help='Sector size in bytes [Default:4096(4KB)]',
|
||||
metavar='SIZE')
|
||||
|
||||
(options, args) = parser.parse_args()
|
||||
if len(args) != 2:
|
||||
print("Invalid arguments! Exiting...\n")
|
||||
parser.print_help()
|
||||
sys.exit(1)
|
||||
|
||||
if options.sector_size != 4096 and options.sector_size != 512:
|
||||
print("Invalid Sector Size")
|
||||
sys.exit(1)
|
||||
|
||||
options.inputfile = args[0]
|
||||
options.outputfile = args[1]
|
||||
|
||||
with open(options.inputfile, 'r+') as fin:
|
||||
bb_buffer = fin.read()
|
||||
|
||||
# Round up to next sector if bootblock size not evenly divisible
|
||||
options.end_lba = ((len(bb_buffer) + options.sector_size - 1) /
|
||||
options.sector_size)
|
||||
# Add 3 sectors for MBR, GPT header and GPT partition entry
|
||||
options.end_lba += 3
|
||||
# Subtract one because this is last usable LBA, not amount of LBAs
|
||||
options.end_lba -= 1
|
||||
|
||||
GPTBlobBuffer = [0] * (options.sector_size*3) #Size of MBR+GPT+PART_ENTRY
|
||||
|
||||
UpdateMBR(options, GPTBlobBuffer)
|
||||
|
||||
UpdatePartitionEntry(options, GPTBlobBuffer)
|
||||
|
||||
UpdateGPTHeader(options, GPTBlobBuffer)
|
||||
|
||||
with open(options.outputfile, 'wb') as fout:
|
||||
for b in GPTBlobBuffer:
|
||||
fout.write(struct.pack("B", b))
|
||||
fout.write(bb_buffer)
|
||||
Loading…
Reference in New Issue