diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2020-02-01 21:43:45 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2020-02-01 21:43:45 +0000 |
| commit | 5cc422a2221f3dd5e1531943f7ef6fbb17df6389 (patch) | |
| tree | 2f2b0b3c61bc257b40b13006acf4b37763df6c63 /sys/dev/tpm | |
| parent | 7739d927664b408494c3793c1b07db01b16122d4 (diff) | |
Notes
Diffstat (limited to 'sys/dev/tpm')
| -rw-r--r-- | sys/dev/tpm/tpm_crb.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/dev/tpm/tpm_crb.c b/sys/dev/tpm/tpm_crb.c index 16e5c314c227..a3e04312e64f 100644 --- a/sys/dev/tpm/tpm_crb.c +++ b/sys/dev/tpm/tpm_crb.c @@ -70,7 +70,8 @@ __FBSDID("$FreeBSD$"); #define TPM_CRB_CTRL_STS_ERR_BIT BIT(0) #define TPM_CRB_CTRL_STS_IDLE_BIT BIT(1) -#define TPM_CRB_CTRL_CANCEL_CMD BIT(0) +#define TPM_CRB_CTRL_CANCEL_CMD 0x1 +#define TPM_CRB_CTRL_CANCEL_CLEAR 0x0 #define TPM_CRB_CTRL_START_CMD BIT(0) @@ -298,7 +299,7 @@ tpmcrb_cancel_cmd(struct tpm_sc *sc) return (false); } - WR4(sc, TPM_CRB_CTRL_CANCEL, ~TPM_CRB_CTRL_CANCEL_CMD); + WR4(sc, TPM_CRB_CTRL_CANCEL, TPM_CRB_CTRL_CANCEL_CLEAR; return (true); } @@ -330,7 +331,7 @@ tpmcrb_transmit(struct tpm_sc *sc, size_t length) return (EIO); } /* Clear cancellation bit */ - WR4(sc, TPM_CRB_CTRL_CANCEL, ~TPM_CRB_CTRL_CANCEL_CMD); + WR4(sc, TPM_CRB_CTRL_CANCEL, TPM_CRB_CTRL_CANCEL_CLEAR; /* Switch device to idle state if necessary */ if (!(RD4(sc, TPM_CRB_CTRL_STS) & TPM_CRB_CTRL_STS_IDLE_BIT)) { |