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tpm2: add sm3 256 hash support

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add sm3 256 hash support, so TPM2 chips which report
5 pcrs with sm3 hash do not fail with:

  u-boot=> tpm2 autostart
  tpm2_get_pcr_info: too many pcrs: 5
  Error: -90

Signed-off-by: Heiko Schocher <hs@nabladev.com>
This commit is contained in:
Heiko Schocher
2025-11-18 05:30:41 +01:00
committed by Tom Rini
parent 213601a600
commit 7c3f05ad51
5 changed files with 27 additions and 2 deletions
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cmd/tpm-v2.c
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@@ -589,6 +589,7 @@ U_BOOT_CMD(tpm2, CONFIG_SYS_MAXARGS, 1, do_tpm, "Issue a TPMv2.x command",
" * sha256\n"
" * sha384\n"
" * sha512\n"
" * sm3_256\n"
" <on|off> is one of:\n"
" * on - Select all available PCRs associated with the specified\n"
" algorithm (bank)\n"