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| author | Eddie James <eajames@linux.ibm.com> | 2023-10-24 10:43:50 -0500 |
|---|---|---|
| committer | Ilias Apalodimas <ilias.apalodimas@linaro.org> | 2023-10-27 13:15:57 +0300 |
| commit | dec166d6b2c28d971394ebe1bc0ac70b88b575c0 (patch) | |
| tree | ef358001d2c0b68a23a24bb42fbf2c96b187f22c /include/bootm.h | |
| parent | 97707f12fdabf5fab5942504dab711a665854942 (diff) | |
| download | u-boot-dec166d6b2c28d971394ebe1bc0ac70b88b575c0.zip u-boot-dec166d6b2c28d971394ebe1bc0ac70b88b575c0.tar.gz u-boot-dec166d6b2c28d971394ebe1bc0ac70b88b575c0.tar.bz2 | |
bootm: Support boot measurement
Add a configuration option to measure the boot through the bootm
function. Add the measurement state to the booti and bootz paths
as well.
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Ilias: Added some info on Kconfig explaining this is when booting !EFI
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Diffstat (limited to 'include/bootm.h')
| -rw-r--r-- | include/bootm.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/bootm.h b/include/bootm.h index c3c7336..10a1bd6 100644 --- a/include/bootm.h +++ b/include/bootm.h @@ -56,6 +56,17 @@ ulong bootm_disable_interrupts(void); int bootm_find_images(int flag, int argc, char *const argv[], ulong start, ulong size); +/* + * Measure the boot images. Measurement is the process of hashing some binary + * data and storing it into secure memory, i.e. TPM PCRs. In addition, each + * measurement is logged into the platform event log such that the operating + * system can access it and perform attestation of the boot. + * + * @images: The structure containing the various images to boot (linux, + * initrd, dts, etc.) + */ +int bootm_measure(struct bootm_headers *images); + int do_bootm_states(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[], int states, struct bootm_headers *images, int boot_progress); |