u-boot-brain/test/dm/axi.c

80 lines
1.9 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2018
* Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
*/
#include <common.h>
#include <axi.h>
#include <dm.h>
#include <log.h>
#include <asm/axi.h>
#include <dm/test.h>
#include <test/test.h>
#include <test/ut.h>
/* Test that sandbox AXI works correctly */
static int dm_test_axi_base(struct unit_test_state *uts)
{
struct udevice *bus;
ut_assertok(uclass_get_device(UCLASS_AXI, 0, &bus));
return 0;
}
DM_TEST(dm_test_axi_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Test that sandbox PCI bus numbering works correctly */
static int dm_test_axi_busnum(struct unit_test_state *uts)
{
struct udevice *bus;
ut_assertok(uclass_get_device_by_seq(UCLASS_AXI, 0, &bus));
return 0;
}
DM_TEST(dm_test_axi_busnum, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Test that we can use the store device correctly */
static int dm_test_axi_store(struct unit_test_state *uts)
{
struct udevice *store;
u8 tdata1[] = {0x55, 0x66, 0x77, 0x88};
u8 tdata2[] = {0xaa, 0xbb, 0xcc, 0xdd};
u32 val;
u8 *data;
/* Check that asking for the device automatically fires up AXI */
ut_assertok(uclass_get_device(UCLASS_AXI_EMUL, 0, &store));
ut_assert(device_active(store));
axi_get_store(store, &data);
/* Test reading */
memcpy(data, tdata1, ARRAY_SIZE(tdata1));
axi_read(store, 0, &val, AXI_SIZE_32);
ut_asserteq(0x55667788, val);
memcpy(data + 3, tdata2, ARRAY_SIZE(tdata2));
axi_read(store, 3, &val, AXI_SIZE_32);
ut_asserteq(0xaabbccdd, val);
/* Reset data store */
memset(data, 0, 16);
/* Test writing */
val = 0x55667788;
axi_write(store, 0, &val, AXI_SIZE_32);
ut_asserteq_mem(data, tdata1, ARRAY_SIZE(tdata1));
val = 0xaabbccdd;
axi_write(store, 3, &val, AXI_SIZE_32);
ut_asserteq_mem(data + 3, tdata2, ARRAY_SIZE(tdata1));
return 0;
}
DM_TEST(dm_test_axi_store, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);