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head.S: move skl_info and bootloader_data fields back #25

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head.S: move skl_info and bootloader_data fields back #25

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f127b89
head.S: move skl_info and bootloader_data fields back
m-iwanicki Feb 19, 2026
65fbb87
amdsl: append the PSP's TCG log to the event log
iwanicki92 Sep 21, 2026
ffb24dd
tpmlib: count an SM3-256 digest with its own size
iwanicki92 Oct 29, 2026
cb52b3c
link.lds: put the small .bss before the page-aligned data
iwanicki92 Oct 29, 2026
95fe314
Declare the TPM's PCR banks in the event log
iwanicki92 Oct 29, 2026
6a85b34
psp.c: Set MSI PRO B850 and MZ33-AR1 PSP version
m-iwanicki Feb 20, 2026
b65da48
pci.c: use type 1 accesses when MMIO config space lies above 4G
m-iwanicki Sep 15, 2026
889275a
link.lds: align the measured length to 16 bytes
m-iwanicki Sep 15, 2026
6970825
Makefile: sign with a PSS salt of the digest length
m-iwanicki Sep 15, 2026
f4c7714
head.S: list family 1Ah in the SOC flags
m-iwanicki Sep 16, 2026
fdcd3c1
amdsl: hold no TPM locality during DRTM_CMD_LAUNCH
m-iwanicki Sep 16, 2026
efdb982
tpmlib: store the last byte of a TIS response at the end of the buffer
m-iwanicki Sep 16, 2026
b4b5d06
psp: wait up to two minutes for DRTM_CMD_EXTEND_OSSL_DIGEST
m-iwanicki Sep 16, 2026
21be8d1
tpmlib: poll for a TIS response for up to 2 s
iwanicki92 Oct 28, 2026
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7 changes: 5 additions & 2 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,9 @@ endif
CFLAGS += -Os -g -MMD -MP -mno-sse -mno-mmx -fpie -fomit-frame-pointer
CFLAGS += -Iinclude -ffreestanding -fno-common -Wall -Werror
LDFLAGS += -nostdlib -no-pie -Wl,--build-id=none,--fatal-warnings,--defsym=BITS=$(BITS)
# Keep the code and the small .bss of link.lds in separate LOAD segments, so
# ld 2.39 and later do not warn about an RWX segment.
LDFLAGS += -Wl,-z,max-page-size=0x10

CFLAGS_TPMLIB := -include boot.h -include errno-base.h -include byteswap.h -DEBADRQC=EINVAL

Expand Down Expand Up @@ -65,8 +68,8 @@ skl.bin: skl Makefile
objcopy -O binary -S -R '.note.*' -R '.got.plt' -R '.skl_sig' -R '.skl_pubkey_hdr' -R '.skl_pubkey_modulus' $< $@
@./sanity_check.sh
ifeq ($(AMDSL), y)
# create signature
openssl dgst -sha384 -sign testPrivateKey.pem -out signature_rev.bin -binary -sigopt rsa_padding_mode:pss $@
# create signature, RSA-PSS with a salt of the digest length as the PSP expects
openssl dgst -sha384 -sign testPrivateKey.pem -out signature_rev.bin -binary -sigopt rsa_padding_mode:pss -sigopt rsa_pss_saltlen:digest $@
# reverse byte order
xxd -c1 -p signature_rev.bin | tac | xxd -r -p > signature.bin
# get the modulus for pubkey header, reverse byte order
Expand Down
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