test: Add AXI test

Add tests for the AXI uclass.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Mario Six <mario.six@gdsys.cc>
This commit is contained in:
Mario Six 2018-08-09 14:51:20 +02:00 committed by Anatolij Gustschin
parent 957983e00b
commit 87940ec407
2 changed files with 78 additions and 0 deletions

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@ -44,4 +44,5 @@ obj-$(CONFIG_DM_VIDEO) += video.o
obj-$(CONFIG_ADC) += adc.o
obj-$(CONFIG_SPMI) += spmi.o
obj-$(CONFIG_WDT) += wdt.o
obj-$(CONFIG_AXI) += axi.o
endif

77
test/dm/axi.c Normal file
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@ -0,0 +1,77 @@
// 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 <dm/test.h>
#include <test/ut.h>
#include <asm/axi.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, DM_TESTF_SCAN_PDATA | DM_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, DM_TESTF_SCAN_PDATA | DM_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(0, memcmp(data, tdata1, ARRAY_SIZE(tdata1)));
val = 0xaabbccdd;
axi_write(store, 3, &val, AXI_SIZE_32);
ut_asserteq(0, memcmp(data + 3, tdata2, ARRAY_SIZE(tdata1)));
return 0;
}
DM_TEST(dm_test_axi_store, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);