diff options
Diffstat (limited to 'tests/qtest/tpm-util.c')
-rw-r--r-- | tests/qtest/tpm-util.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/tests/qtest/tpm-util.c b/tests/qtest/tpm-util.c index a7efe2d0d2..1c0319e6e7 100644 --- a/tests/qtest/tpm-util.c +++ b/tests/qtest/tpm-util.c @@ -51,51 +51,6 @@ void tpm_util_crb_transfer(QTestState *s, qtest_memread(s, raddr, rsp, rsp_size); } -void tpm_util_tis_transfer(QTestState *s, - const unsigned char *req, size_t req_size, - unsigned char *rsp, size_t rsp_size) -{ - uint32_t sts; - uint16_t bcount; - size_t i; - - /* request use of locality 0 */ - qtest_writeb(s, TIS_REG(0, TPM_TIS_REG_ACCESS), TPM_TIS_ACCESS_REQUEST_USE); - qtest_writel(s, TIS_REG(0, TPM_TIS_REG_STS), TPM_TIS_STS_COMMAND_READY); - - sts = qtest_readl(s, TIS_REG(0, TPM_TIS_REG_STS)); - bcount = (sts >> 8) & 0xffff; - g_assert_cmpint(bcount, >=, req_size); - - /* transmit command */ - for (i = 0; i < req_size; i++) { - qtest_writeb(s, TIS_REG(0, TPM_TIS_REG_DATA_FIFO), req[i]); - } - - /* start processing */ - qtest_writeb(s, TIS_REG(0, TPM_TIS_REG_STS), TPM_TIS_STS_TPM_GO); - - uint64_t end_time = g_get_monotonic_time() + 50 * G_TIME_SPAN_SECOND; - do { - sts = qtest_readl(s, TIS_REG(0, TPM_TIS_REG_STS)); - if ((sts & TPM_TIS_STS_DATA_AVAILABLE) != 0) { - break; - } - } while (g_get_monotonic_time() < end_time); - - sts = qtest_readl(s, TIS_REG(0, TPM_TIS_REG_STS)); - bcount = (sts >> 8) & 0xffff; - - memset(rsp, 0, rsp_size); - for (i = 0; i < bcount; i++) { - rsp[i] = qtest_readb(s, TIS_REG(0, TPM_TIS_REG_DATA_FIFO)); - } - - /* relinquish use of locality 0 */ - qtest_writeb(s, TIS_REG(0, TPM_TIS_REG_ACCESS), - TPM_TIS_ACCESS_ACTIVE_LOCALITY); -} - void tpm_util_startup(QTestState *s, tx_func *tx) { unsigned char buffer[1024]; |