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44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
/*
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* QTest testcase for the RS5C372 RTC
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*
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* Copyright (c) 2025 Bernhard Beschow <shentey@gmail.com>
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*
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* Based on ds1338-test.c
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "qemu/osdep.h"
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#include "qemu/bcd.h"
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#include "libqos/i2c.h"
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#define RS5C372_ADDR 0x32
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static void rs5c372_read_date(void *obj, void *data, QGuestAllocator *alloc)
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{
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QI2CDevice *i2cdev = obj;
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uint8_t resp[0x10];
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time_t now = time(NULL);
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struct tm *utc = gmtime(&now);
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i2c_read_block(i2cdev, 0, resp, sizeof(resp));
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/* check retrieved time against local time */
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g_assert_cmpuint(from_bcd(resp[5]), == , utc->tm_mday);
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g_assert_cmpuint(from_bcd(resp[6]), == , 1 + utc->tm_mon);
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g_assert_cmpuint(2000 + from_bcd(resp[7]), == , 1900 + utc->tm_year);
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}
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static void rs5c372_register_nodes(void)
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{
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QOSGraphEdgeOptions opts = { };
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add_qi2c_address(&opts, &(QI2CAddress) { RS5C372_ADDR });
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qos_node_create_driver("rs5c372", i2c_device_create);
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qos_node_consumes("rs5c372", "i2c-bus", &opts);
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qos_add_test("read_date", "rs5c372", rs5c372_read_date, NULL);
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}
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libqos_init(rs5c372_register_nodes);
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