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sandbox: Add serial test 

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Patrice Chotard 2018-08-03 15:07:41 +02:00 committed by Tom Rini
parent ad060c052b
commit d7c09684d7
5 changed files with 75 additions and 0 deletions
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14
drivers/serial/sandbox.c
View File

@ -143,6 +143,19 @@ static int sandbox_serial_getc(struct udevice *dev)
return result;
}
static int sandbox_serial_setconfig(struct udevice *dev, uint serial_config)
{
u8 parity = SERIAL_GET_PARITY(serial_config);
u8 bits = SERIAL_GET_BITS(serial_config);
u8 stop = SERIAL_GET_STOP(serial_config);
if (bits != SERIAL_8_BITS || stop != SERIAL_ONE_STOP ||
parity != SERIAL_PAR_NONE)
return -ENOTSUPP; /* not supported in driver*/
return 0;
}
static const char * const ansi_colour[] = {
"black", "red", "green", "yellow", "blue", "megenta", "cyan",
"white",
@ -173,6 +186,7 @@ static const struct dm_serial_ops sandbox_serial_ops = {
.putc = sandbox_serial_putc,
.pending = sandbox_serial_pending,
.getc = sandbox_serial_getc,
.setconfig = sandbox_serial_setconfig,
};
static const struct udevice_id sandbox_serial_ids[] = {

1
include/common.h
View File

@ -359,6 +359,7 @@ void serial_putc_raw(const char);
void serial_puts (const char *);
int serial_getc (void);
int serial_tstc (void);
int serial_setconfig(uint config);
/* $(CPU)/speed.c */
int get_clocks (void);

5
include/serial.h
View File

@ -102,6 +102,11 @@ enum serial_stop {
#define SERIAL_GET_STOP(config) \
((config & SERIAL_STOP_MASK) >> SERIAL_STOP_SHIFT)
#define SERIAL_CONFIG(par, bits, stop) \
(par << SERIAL_PAR_SHIFT | \
bits << SERIAL_BITS_SHIFT | \
stop << SERIAL_STOP_SHIFT)
#define SERIAL_DEFAULT_CONFIG SERIAL_PAR_NONE << SERIAL_PAR_SHIFT | \
SERIAL_8_BITS << SERIAL_BITS_SHIFT | \
SERIAL_ONE_STOP << SERIAL_STOP_SHIFT

1
test/dm/Makefile
View File

@ -46,4 +46,5 @@ obj-$(CONFIG_SPMI) += spmi.o
obj-$(CONFIG_WDT) += wdt.o
obj-$(CONFIG_AXI) += axi.o
obj-$(CONFIG_MISC) += misc.o
obj-$(CONFIG_DM_SERIAL) += serial.o
endif

54
test/dm/serial.c Normal file
View File

@ -0,0 +1,54 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2018, STMicroelectronics
*/
#include <common.h>
#include <serial.h>
#include <dm.h>
#include <dm/test.h>
#include <test/ut.h>
static int dm_test_serial(struct unit_test_state *uts)
{
struct udevice *dev_serial;
ut_assertok(uclass_get_device_by_name(UCLASS_SERIAL, "serial",
&dev_serial));
ut_assertok(serial_tstc());
/*
* test with default config which is the only one supported by
* sandbox_serial driver
*/
ut_assertok(serial_setconfig(SERIAL_DEFAULT_CONFIG));
/*
* test with a serial config which is not supported by
* sandbox_serial driver: test with wrong parity
*/
ut_asserteq(-ENOTSUPP,
serial_setconfig(SERIAL_CONFIG(SERIAL_PAR_ODD,
SERIAL_8_BITS,
SERIAL_ONE_STOP)));
/*
* test with a serial config which is not supported by
* sandbox_serial driver: test with wrong bits number
*/
ut_asserteq(-ENOTSUPP,
serial_setconfig(SERIAL_CONFIG(SERIAL_PAR_NONE,
SERIAL_6_BITS,
SERIAL_ONE_STOP)));
/*
* test with a serial config which is not supported by
* sandbox_serial driver: test with wrong stop bits number
*/
ut_asserteq(-ENOTSUPP,
serial_setconfig(SERIAL_CONFIG(SERIAL_PAR_NONE,
SERIAL_8_BITS,
SERIAL_TWO_STOP)));
return 0;
}
DM_TEST(dm_test_serial, DM_TESTF_SCAN_FDT);