diff options
Diffstat (limited to 'tftf')
| -rw-r--r-- | tftf/tests/runtime_services/secure_service/ffa_helpers.c | 11 | ||||
| -rw-r--r-- | tftf/tests/runtime_services/secure_service/test_ffa_version.c | 89 | ||||
| -rw-r--r-- | tftf/tests/tests-spm.mk | 1 | ||||
| -rw-r--r-- | tftf/tests/tests-spm.xml | 18 |
4 files changed, 117 insertions, 2 deletions
diff --git a/tftf/tests/runtime_services/secure_service/ffa_helpers.c b/tftf/tests/runtime_services/secure_service/ffa_helpers.c index 9d19fec..ba57cfe 100644 --- a/tftf/tests/runtime_services/secure_service/ffa_helpers.c +++ b/tftf/tests/runtime_services/secure_service/ffa_helpers.c @@ -106,3 +106,14 @@ smc_ret_values ffa_msg_send_direct_req64(uint32_t source_id, uint32_t dest_id, return __ffa_msg_send_direct_req64_5(source_id, dest_id, message, 0, 0, 0, 0); } + +/* FFA Version ABI helper */ +smc_ret_values ffa_version(uint32_t input_version) +{ + smc_args args = { + .fid = FFA_VERSION, + .arg1 = input_version + }; + + return tftf_smc(&args); +} diff --git a/tftf/tests/runtime_services/secure_service/test_ffa_version.c b/tftf/tests/runtime_services/secure_service/test_ffa_version.c new file mode 100644 index 0000000..fae058d --- /dev/null +++ b/tftf/tests/runtime_services/secure_service/test_ffa_version.c @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2020, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <ffa_helpers.h> +#include <ffa_svc.h> +#include <test_helpers.h> +#include <tftf_lib.h> + +/* + * Using FFA version expected for SPM. + */ +#define SPM_VERSION MAKE_FFA_VERSION(FFA_VERSION_MAJOR, FFA_VERSION_MINOR) + +static bool should_skip_test; + +/* + * Calls FFA Version ABI, and checks if the result as expected. + */ +static test_result_t test_ffa_version(uint32_t input_version, uint32_t expected_return) +{ + if (should_skip_test) { + return TEST_RESULT_SKIPPED; + } + + smc_ret_values ret_values = ffa_version(input_version); + + uint32_t spm_version = (uint32_t)(0xFFFFFFFF & ret_values.ret0); + + if (spm_version == expected_return) { + return TEST_RESULT_SUCCESS; + } + + tftf_testcase_printf("Input Version: 0x%x\nReturn: 0x%x\nExpected: 0x%x\n", + input_version, spm_version, expected_return); + + return TEST_RESULT_FAIL; +} + +/* + * @Test_Aim@ Validate what happens when using same version as SPM. + */ +test_result_t test_ffa_version_equal(void) +{ + /* + * FFA_VERSION interface is used to check that SPM functionality is supported. + * On FFA_VERSION invocation from TFTF, the SPMD returns either NOT_SUPPORTED or + * the SPMC version value provided in the SPMC manifest. The variable "should_skip_test" + * is set to true when the SPMD returns NOT_SUPPORTED or a mismatched version, which + * means that a TFTF physical FF-A endpoint version (SPM_VERSION) does not match the + * SPMC's physical FF-A endpoint version. This prevents running the subsequent FF-A + * version tests (and break the test flow), as they're not relevant when the SPMD is + * not present within BL31 (FFA_VERSION returns NOT_SUPPORTED). + */ + test_result_t ret = test_ffa_version(SPM_VERSION, SPM_VERSION); + if (ret != TEST_RESULT_SUCCESS) { + should_skip_test = true; + ret = TEST_RESULT_SKIPPED; + } + return ret; +} + +/* + * @Test_Aim@ Validate what happens when setting bit 31 in + * 'input_version'. As per spec, FFA version is 31 bits long. + * Bit 31 set is an invalid input. + */ +test_result_t test_ffa_version_bit31(void) +{ + return test_ffa_version(FFA_VERSION_BIT31_MASK | SPM_VERSION, FFA_ERROR_NOT_SUPPORTED); +} + +/* + * @Test_Aim@ Validate what happens for bigger version than SPM's. + */ +test_result_t test_ffa_version_bigger(void) +{ + return test_ffa_version(MAKE_FFA_VERSION(FFA_VERSION_MAJOR + 1, 0), SPM_VERSION); +} + +/* + * @Test_Aim@ Validate what happens for smaller version than SPM's. + */ +test_result_t test_ffa_version_smaller(void) +{ + return test_ffa_version(MAKE_FFA_VERSION(0, 9), SPM_VERSION); +} diff --git a/tftf/tests/tests-spm.mk b/tftf/tests/tests-spm.mk index dab4c6a..0c54e1c 100644 --- a/tftf/tests/tests-spm.mk +++ b/tftf/tests/tests-spm.mk @@ -8,4 +8,5 @@ TESTS_SOURCES += \ $(addprefix tftf/tests/runtime_services/secure_service/, \ ffa_helpers.c \ test_ffa_direct_messaging.c \ + test_ffa_version.c \ ) diff --git a/tftf/tests/tests-spm.xml b/tftf/tests/tests-spm.xml index 09af639..5ed2524 100644 --- a/tftf/tests/tests-spm.xml +++ b/tftf/tests/tests-spm.xml @@ -8,8 +8,22 @@ <testsuites> - <testsuite name="Secure Partition Manager" - description="Test SPM APIs"> + <testsuite name="PSA FF-A Version" + description="Test PSA FF-A Version ABI" > + + <testcase name="Same FFA version as SPM" + function="test_ffa_version_equal" /> + <testcase name="Setting bit 31 in input version" + function="test_ffa_version_bit31"/> + <testcase name="Bigger FFA version than SPM" + function="test_ffa_version_bigger" /> + <testcase name="Smaller FFA version than SPM" + function="test_ffa_version_smaller" /> + + </testsuite> + + <testsuite name="PSA FF-A Direct messaging" + description="Test PSA FF-A Direct messaging ABI" > <testcase name="PSA FF-A direct messaging API" function="test_ffa_direct_messaging" /> |