cirrus: fix off-by-one in cirrus_bitblt_rop_bkwd_transp_*_16
[qemu.git] / tests / ds1338-test.c
1 /*
2 * QTest testcase for the DS1338 RTC
3 *
4 * Copyright (c) 2013 Jean-Christophe Dubois
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "qemu/osdep.h"
21 #include "libqtest.h"
22 #include "libqos/i2c.h"
23
24 #define IMX25_I2C_0_BASE 0x43F80000
25
26 #define DS1338_ADDR 0x68
27
28 static I2CAdapter *i2c;
29 static uint8_t addr;
30
31 static inline uint8_t bcd2bin(uint8_t x)
32 {
33 return ((x) & 0x0f) + ((x) >> 4) * 10;
34 }
35
36 static void send_and_receive(void)
37 {
38 uint8_t cmd[1];
39 uint8_t resp[7];
40 time_t now = time(NULL);
41 struct tm *tm_ptr = gmtime(&now);
42
43 /* reset the index in the RTC memory */
44 cmd[0] = 0;
45 i2c_send(i2c, addr, cmd, 1);
46
47 /* retrieve the date */
48 i2c_recv(i2c, addr, resp, 7);
49
50 /* check retrieved time againt local time */
51 g_assert_cmpuint(bcd2bin(resp[4]), == , tm_ptr->tm_mday);
52 g_assert_cmpuint(bcd2bin(resp[5]), == , 1 + tm_ptr->tm_mon);
53 g_assert_cmpuint(2000 + bcd2bin(resp[6]), == , 1900 + tm_ptr->tm_year);
54 }
55
56 int main(int argc, char **argv)
57 {
58 QTestState *s = NULL;
59 int ret;
60
61 g_test_init(&argc, &argv, NULL);
62
63 s = qtest_start("-display none -machine imx25-pdk");
64 i2c = imx_i2c_create(IMX25_I2C_0_BASE);
65 addr = DS1338_ADDR;
66
67 qtest_add_func("/ds1338/tx-rx", send_and_receive);
68
69 ret = g_test_run();
70
71 if (s) {
72 qtest_quit(s);
73 }
74 g_free(i2c);
75
76 return ret;
77 }