[PATCH 6/8] arm_ffa: sandbox: Add FFA_MEM_SHARE tests

abdellatif.elkhlifi
2024-11-01T14:21:38Z

Add positive and negative test cases

Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
---
test/dm/ffa.c | 46 +++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 45 insertions(+), 1 deletion(-)

diff --git a/test/dm/ffa.c b/test/dm/ffa.c
index 593b7177fce..4fd21ac3d72 100644
--- a/test/dm/ffa.c
+++ b/test/dm/ffa.c
@@ -2,7 +2,7 @@
/*
* Functional tests for UCLASS_FFA class
*
- * Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
+ * Copyright 2022-2024 Arm Limited and/or its affiliates <open-source-office@arm.com>
*
* Authors:
* Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
@@ -13,6 +13,7 @@
#include <asm/sandbox_arm_ffa.h>
#include <asm/sandbox_arm_ffa_priv.h>
#include <dm/test.h>
+#include <linux/sizes.h>
#include <test/test.h>
#include <test/ut.h>

@@ -141,6 +142,43 @@ static int test_partitions_and_comms(const char *service_uuid,
return 0;
}

+static int test_ffa_memory_share(bool test_ack, struct unit_test_state *uts)
+{
+ struct ffa_mem_ops_args args = {0};
+ struct ffa_mem_region_attributes attrs = {0};
+ static u8 buf[SZ_4K];
+ int ret;
+ struct udevice *dev;
+
+ ut_assertok(uclass_first_device_err(UCLASS_FFA, &dev));
+
+ args.attrs = &attrs;
+ args.nattrs = 1;
+ args.address = buf;
+ args.pg_cnt = 1;
+
+ if (test_ack) {
+ args.use_txbuf = true;
+
+ ut_assertok(ffa_memory_share(dev, &args));
+ ut_asserteq(HANDLE_LOW(args.g_handle), SANDBOX_MEM_HANDLE);
+ ut_asserteq(HANDLE_HIGH(args.g_handle), SANDBOX_MEM_HANDLE);
+ } else {
+ /* Do not use the TX buffer as a transaction buffer */
+ args.use_txbuf = false;
+ ret = ffa_memory_share(dev, &args);
+ ut_asserteq(-EPROTONOSUPPORT, ret);
+
+ /* No memory region address given */
+ args.use_txbuf = true;
+ args.address = NULL;
+ ret = ffa_memory_share(dev, &args);
+ ut_asserteq(-EINVAL, ret);
+ }
+
+ return 0;
+}
+
static int dm_test_ffa_ack(struct unit_test_state *uts)
{
struct ffa_priv *uc_priv;
@@ -195,6 +233,9 @@ static int dm_test_ffa_ack(struct unit_test_state *uts)
ut_assertok(sandbox_query_ffa_emul_state(FFA_RX_RELEASE, &func_data));
check_rxbuf_release_flag(rxbuf_flag, uts);

+ /* Test FFA_MEM_SHARE */
+ test_ffa_memory_share(true, uts);
+
return 0;
}
DM_TEST(dm_test_ffa_ack, UTF_SCAN_FDT | UTF_CONSOLE);
@@ -253,6 +294,9 @@ static int dm_test_ffa_nack(struct unit_test_state *uts)
part_id = uc_priv->partitions.descs[0].info.id;
ut_assertok(ffa_sync_send_receive(dev, part_id, &msg, 1));

+ /* Test FFA_MEM_SHARE */
+ test_ffa_memory_share(false, uts);
+
return 0;
}
DM_TEST(dm_test_ffa_nack, UTF_SCAN_FDT | UTF_CONSOLE);
--
2.25.1