leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

test: Add tests for IOMMU uclass

Browse Source 
Add a set of tests for the IOMMU uclass.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Mark Kettenis 2021-10-23 16:58:02 +02:00 committed by Tom Rini
parent 40dbf03d7d
commit fb57462437
10 changed files with 60 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/sandbox/dts/test.dts
View File

@ -764,6 +764,11 @@
vss-microvolts = <0>;
};
iommu: iommu@0 {
compatible = "sandbox,iommu";
#iommu-cells = <0>;
};
irq: irq {
compatible = "sandbox,irq";
interrupt-controller;
@ -1226,6 +1231,7 @@
usb_1: usb@1 {
compatible = "sandbox,usb";
iommus = <&iommu>;
hub {
compatible = "usb-hub";
usb,device-class = <9>;

1
configs/sandbox64_defconfig
View File

@ -130,6 +130,7 @@ CONFIG_SPL_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=y
CONFIG_CROS_EC_KEYB=y
CONFIG_I8042_KEYB=y
CONFIG_IOMMU=y
CONFIG_LED=y
CONFIG_LED_BLINK=y
CONFIG_LED_GPIO=y

1
configs/sandbox_defconfig
View File

@ -168,6 +168,7 @@ CONFIG_SPL_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=y
CONFIG_CROS_EC_KEYB=y
CONFIG_I8042_KEYB=y
CONFIG_IOMMU=y
CONFIG_LED=y
CONFIG_LED_BLINK=y
CONFIG_LED_GPIO=y

1
configs/sandbox_flattree_defconfig
View File

@ -107,6 +107,7 @@ CONFIG_SPL_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=y
CONFIG_CROS_EC_KEYB=y
CONFIG_I8042_KEYB=y
CONFIG_IOMMU=y
CONFIG_LED=y
CONFIG_LED_BLINK=y
CONFIG_LED_GPIO=y

1
configs/sandbox_noinst_defconfig
View File

@ -128,6 +128,7 @@ CONFIG_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=y
CONFIG_CROS_EC_KEYB=y
CONFIG_I8042_KEYB=y
CONFIG_IOMMU=y
CONFIG_LED=y
CONFIG_LED_BLINK=y
CONFIG_LED_GPIO=y

1
configs/sandbox_spl_defconfig
View File

@ -130,6 +130,7 @@ CONFIG_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=y
CONFIG_CROS_EC_KEYB=y
CONFIG_I8042_KEYB=y
CONFIG_IOMMU=y
CONFIG_LED=y
CONFIG_LED_BLINK=y
CONFIG_LED_GPIO=y

2
drivers/iommu/Makefile
View File

@ -1,3 +1,5 @@
# SPDX-License-Identifier: GPL-2.0+
obj-$(CONFIG_IOMMU) += iommu-uclass.o
obj-$(CONFIG_SANDBOX) += sandbox_iommu.o

18
drivers/iommu/sandbox_iommu.c Normal file
View File

@ -0,0 +1,18 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2021 Mark Kettenis <kettenis@openbsd.org>
*/
#include <common.h>
#include <dm.h>
static const struct udevice_id sandbox_iommu_ids[] = {
{ .compatible = "sandbox,iommu" },
{ /* sentinel */ }
};
U_BOOT_DRIVER(sandbox_iommu) = {
.name = "sandbox_iommu",
.id = UCLASS_IOMMU,
.of_match = sandbox_iommu_ids,
};

1
test/dm/Makefile
View File

@ -48,6 +48,7 @@ obj-$(CONFIG_DM_I2C) += i2c.o
obj-$(CONFIG_SOUND) += i2s.o
obj-y += irq.o
obj-$(CONFIG_CLK_K210_SET_RATE) += k210_pll.o
obj-$(CONFIG_IOMMU) += iommu.o
obj-$(CONFIG_LED) += led.o
obj-$(CONFIG_DM_MAILBOX) += mailbox.o
obj-$(CONFIG_DM_MDIO) += mdio.o

28
test/dm/iommu.c Normal file
View File

@ -0,0 +1,28 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2021 Mark Kettenis <kettenis@openbsd.org>
*/
#include <common.h>
#include <dm.h>
#include <dm/test.h>
#include <dm/uclass-internal.h>
#include <iommu.h>
#include <test/test.h>
#include <test/ut.h>
static int dm_test_iommu(struct unit_test_state *uts)
{
struct udevice *dev;
ut_assertok(uclass_find_device(UCLASS_IOMMU, 0, &dev));
ut_assert(!(dev_get_flags(dev) & DM_FLAG_ACTIVATED));
/* Probing USB probes the IOMMU through the "iommus" property */
ut_assertok(uclass_probe_all(UCLASS_USB));
ut_assert(dev_get_flags(dev) & DM_FLAG_ACTIVATED);
return 0;
}
DM_TEST(dm_test_iommu, UT_TESTF_SCAN_FDT);