Message ID | 20180515095728.16572-15-miquel.raynal@bootlin.com |
---|---|
State | Accepted |
Delegated to: | Tom Rini |
Headers | show |
Series | Introduce TPMv2.0 support | expand |
On Tue, May 15, 2018 at 11:57:10AM +0200, Miquel Raynal wrote: > When debugging, it is welcome to get more information about what the TPM > returns. Add the possibility to print the packets received to show their > exact content. > > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> > Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Tom Rini <trini@konsulko.com>
On Tue, May 15, 2018 at 11:57:10AM +0200, Miquel Raynal wrote: > When debugging, it is welcome to get more information about what the TPM > returns. Add the possibility to print the packets received to show their > exact content. > > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> > Reviewed-by: Simon Glass <sjg@chromium.org> > Reviewed-by: Tom Rini <trini@konsulko.com> Applied to u-boot/master, thanks!
diff --git a/lib/tpm-common.c b/lib/tpm-common.c index 0812b73220..57832debf3 100644 --- a/lib/tpm-common.c +++ b/lib/tpm-common.c @@ -154,6 +154,7 @@ u32 tpm_sendrecv_command(const void *command, void *response, size_t *size_ptr) int err, ret; u8 response_buffer[COMMAND_BUFFER_SIZE]; size_t response_length; + int i; if (response) { response_length = *size_ptr; @@ -173,7 +174,14 @@ u32 tpm_sendrecv_command(const void *command, void *response, size_t *size_ptr) if (size_ptr) *size_ptr = response_length; - return tpm_return_code(response); + ret = tpm_return_code(response); + + log(LOGC_NONE, LOGL_DEBUG, "TPM response [ret:%d]: ", ret); + for (i = 0; i < response_length; i++) + log(LOGC_NONE, LOGL_DEBUG, "%02x ", ((u8 *)response)[i]); + log(LOGC_NONE, LOGL_DEBUG, "\n"); + + return ret; } int tpm_init(void)