xref: /openbmc/u-boot/arch/sandbox/include/asm/test.h (revision 44093a15)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Test-related constants for sandbox
4  *
5  * Copyright (c) 2014 Google, Inc
6  */
7 
8 #ifndef __ASM_TEST_H
9 #define __ASM_TEST_H
10 
11 /* The sandbox driver always permits an I2C device with this address */
12 #define SANDBOX_I2C_TEST_ADDR		0x59
13 
14 #define SANDBOX_PCI_VENDOR_ID		0x1234
15 #define SANDBOX_PCI_DEVICE_ID		0x5678
16 #define SANDBOX_PCI_CLASS_CODE		PCI_CLASS_CODE_COMM
17 #define SANDBOX_PCI_CLASS_SUB_CODE	PCI_CLASS_SUB_CODE_COMM_SERIAL
18 
19 #define PCI_CAP_ID_PM_OFFSET		0x50
20 #define PCI_CAP_ID_EXP_OFFSET		0x60
21 #define PCI_CAP_ID_MSIX_OFFSET		0x70
22 
23 #define PCI_EXT_CAP_ID_ERR_OFFSET	0x100
24 #define PCI_EXT_CAP_ID_VC_OFFSET	0x200
25 #define PCI_EXT_CAP_ID_DSN_OFFSET	0x300
26 
27 /* Useful for PCI_VDEVICE() macro */
28 #define PCI_VENDOR_ID_SANDBOX		SANDBOX_PCI_VENDOR_ID
29 #define SWAP_CASE_DRV_DATA		0x55aa
30 
31 #define SANDBOX_CLK_RATE		32768
32 
33 /* System controller driver data */
34 enum {
35 	SYSCON0		= 32,
36 	SYSCON1,
37 
38 	SYSCON_COUNT
39 };
40 
41 /**
42  * sandbox_i2c_set_test_mode() - set test mode for running unit tests
43  *
44  * See sandbox_i2c_xfer() for the behaviour changes.
45  *
46  * @bus:	sandbox I2C bus to adjust
47  * @test_mode:	true to select test mode, false to run normally
48  */
49 void sandbox_i2c_set_test_mode(struct udevice *bus, bool test_mode);
50 
51 enum sandbox_i2c_eeprom_test_mode {
52 	SIE_TEST_MODE_NONE,
53 	/* Permits read/write of only one byte per I2C transaction */
54 	SIE_TEST_MODE_SINGLE_BYTE,
55 };
56 
57 void sandbox_i2c_eeprom_set_test_mode(struct udevice *dev,
58 				      enum sandbox_i2c_eeprom_test_mode mode);
59 
60 void sandbox_i2c_eeprom_set_offset_len(struct udevice *dev, int offset_len);
61 
62 /*
63  * sandbox_timer_add_offset()
64  *
65  * Allow tests to add to the time reported through lib/time.c functions
66  * offset: number of milliseconds to advance the system time
67  */
68 void sandbox_timer_add_offset(unsigned long offset);
69 
70 /**
71  * sandbox_i2c_rtc_set_offset() - set the time offset from system/base time
72  *
73  * @dev:		RTC device to adjust
74  * @use_system_time:	true to use system time, false to use @base_time
75  * @offset:		RTC offset from current system/base time (-1 for no
76  *			change)
77  * @return old value of RTC offset
78  */
79 long sandbox_i2c_rtc_set_offset(struct udevice *dev, bool use_system_time,
80 				int offset);
81 
82 /**
83  * sandbox_i2c_rtc_get_set_base_time() - get and set the base time
84  *
85  * @dev:		RTC device to adjust
86  * @base_time:		New base system time (set to -1 for no change)
87  * @return old base time
88  */
89 long sandbox_i2c_rtc_get_set_base_time(struct udevice *dev, long base_time);
90 
91 int sandbox_usb_keyb_add_string(struct udevice *dev, const char *str);
92 
93 /**
94  * sandbox_osd_get_mem() - get the internal memory of a sandbox OSD
95  *
96  * @dev:	OSD device for which to access the internal memory for
97  * @buf:	pointer to buffer to receive the OSD memory data
98  * @buflen:	length of buffer in bytes
99  */
100 int sandbox_osd_get_mem(struct udevice *dev, u8 *buf, size_t buflen);
101 
102 /**
103  * sandbox_pwm_get_config() - get the PWM config for a channel
104  *
105  * @dev: Device to check
106  * @channel: Channel number to check
107  * @period_ns: Period of the PWM in nanoseconds
108  * @duty_ns: Current duty cycle of the PWM in nanoseconds
109  * @enable: true if the PWM is enabled
110  * @polarity: true if the PWM polarity is active high
111  * @return 0 if OK, -ENOSPC if the PWM number is invalid
112  */
113 int sandbox_pwm_get_config(struct udevice *dev, uint channel, uint *period_nsp,
114 			   uint *duty_nsp, bool *enablep, bool *polarityp);
115 
116 #endif
117