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| author | Simon Glass <sjg@chromium.org> | 2021-02-06 14:23:34 -0700 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2021-03-02 15:53:37 -0500 |
| commit | 1a39ab87b7684824de83985726a2bfe535223ef1 (patch) | |
| tree | 1468aa394b361fd25ca5d881655296cab342d88f /lib | |
| parent | d5cb6687c56892f51be6e15512c7b1cff6ce0f2c (diff) | |
| download | u-boot-1a39ab87b7684824de83985726a2bfe535223ef1.tar.gz u-boot-1a39ab87b7684824de83985726a2bfe535223ef1.tar.xz u-boot-1a39ab87b7684824de83985726a2bfe535223ef1.zip | |
tpm: Add debugging of request in tpm_sendrecv_command()
The response is shown but not the request. Update the code to show both
if debugging is enabled.
Use a 'uint' type for size so it matches the register-word size on both
32- and 64-bit machines.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/tpm-common.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/tpm-common.c b/lib/tpm-common.c index e4af87f76a..4277846fdd 100644 --- a/lib/tpm-common.c +++ b/lib/tpm-common.c @@ -166,6 +166,7 @@ u32 tpm_sendrecv_command(struct udevice *dev, const void *command, u8 response_buffer[COMMAND_BUFFER_SIZE]; size_t response_length; int i; + uint size; if (response) { response_length = *size_ptr; @@ -174,8 +175,13 @@ u32 tpm_sendrecv_command(struct udevice *dev, const void *command, response_length = sizeof(response_buffer); } - err = tpm_xfer(dev, command, tpm_command_size(command), - response, &response_length); + size = tpm_command_size(command); + log_debug("TPM request [size:%d]: ", size); + for (i = 0; i < size; i++) + log_debug("%02x ", ((u8 *)command)[i]); + log_debug("\n"); + + err = tpm_xfer(dev, command, size, response, &response_length); if (err < 0) return err; |