[PATCH v1 0/5] Add support for SM3 secure hash
Heiko Schocher
hs at nabladev.com
Sat Nov 1 07:49:02 CET 2025
Add SM3 secure hash, as specified by OSCCA GM/T 0004-2012 SM3 and described
at https://datatracker.ietf.org/doc/html/draft-sca-cfrg-sm3-02
TPMv2 defines hash algo sm3, which is currently
not supported and prevented TPMv2 chip with newer
firmware to work with U-Boot. Seen this on a ST33TPHF2XI2C
u-boot=> tpm2 init
u-boot=> tpm2 autostart
tpm2_get_pcr_info: too many pcrs: 5
Error: -90
u-boot=>
Implement sm3 hash, so we can fix this problem.
Azure build:
https://dev.azure.com/hs0298/hs/_build/results?buildId=188&view=results
Heiko Schocher (5):
lib: Import rol32 function from Linux
lib: implement SM3 secure hash
test: cmd: add unit test for sm3 hash
tpm2: add sm3 256 hash support
test: cmd: fix a typo in md5 test
MAINTAINERS | 7 +
boot/Kconfig | 1 +
cmd/Kconfig | 16 +++
cmd/Makefile | 1 +
cmd/sm3sum.c | 48 +++++++
cmd/tpm-v2.c | 1 +
common/hash.c | 43 +++++-
include/linux/bitops.h | 11 ++
include/tpm-v2.h | 12 ++
include/u-boot/sm3.h | 34 +++++
lib/Kconfig | 7 +
lib/Makefile | 1 +
lib/sm3.c | 313 +++++++++++++++++++++++++++++++++++++++++
lib/tpm-v2.c | 4 +-
test/cmd/hash.c | 48 ++++++-
15 files changed, 543 insertions(+), 4 deletions(-)
create mode 100644 cmd/sm3sum.c
create mode 100644 include/u-boot/sm3.h
create mode 100644 lib/sm3.c
--
2.20.1
base-commit: e6d1bcd668341af940254482b206a484e6a98db9
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