1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Test-related constants for sandbox
5 * Copyright (c) 2014 Google, Inc
13 /* The sandbox driver always permits an I2C device with this address */
14 #define SANDBOX_I2C_TEST_ADDR 0x59
16 #define SANDBOX_PCI_VENDOR_ID 0x1234
17 #define SANDBOX_PCI_SWAP_CASE_EMUL_ID 0x5678
18 #define SANDBOX_PCI_PMC_EMUL_ID 0x5677
19 #define SANDBOX_PCI_P2SB_EMUL_ID 0x5676
20 #define SANDBOX_PCI_CLASS_CODE PCI_CLASS_CODE_COMM
21 #define SANDBOX_PCI_CLASS_SUB_CODE PCI_CLASS_SUB_CODE_COMM_SERIAL
23 #define PCI_CAP_ID_PM_OFFSET 0x50
24 #define PCI_CAP_ID_EXP_OFFSET 0x60
25 #define PCI_CAP_ID_MSIX_OFFSET 0x70
26 #define PCI_CAP_ID_EA_OFFSET 0x80
28 #define PCI_EXT_CAP_ID_ERR_OFFSET 0x100
29 #define PCI_EXT_CAP_ID_VC_OFFSET 0x200
30 #define PCI_EXT_CAP_ID_DSN_OFFSET 0x300
32 /* Useful for PCI_VDEVICE() macro */
33 #define PCI_VENDOR_ID_SANDBOX SANDBOX_PCI_VENDOR_ID
34 #define SWAP_CASE_DRV_DATA 0x55aa
36 #define SANDBOX_CLK_RATE 32768
38 /* Macros used to test PCI EA capability structure */
39 #define PCI_CAP_EA_BASE_LO0 0x00100000
40 #define PCI_CAP_EA_BASE_LO1 0x00110000
41 #define PCI_CAP_EA_BASE_LO2 0x00120000
42 #define PCI_CAP_EA_BASE_LO4 0x00140000
43 #define PCI_CAP_EA_BASE_HI2 0x00020000ULL
44 #define PCI_CAP_EA_BASE_HI4 0x00040000ULL
45 #define PCI_CAP_EA_SIZE_LO 0x0000ffff
46 #define PCI_CAP_EA_SIZE_HI 0x00000010ULL
47 #define PCI_EA_BAR2_MAGIC 0x72727272
48 #define PCI_EA_BAR4_MAGIC 0x74747474
51 SANDBOX_IRQN_PEND = 1, /* Interrupt number for 'pending' test */
54 /* System controller driver data */
65 CROSECT_BREAK_HELLO = BIT(1),
66 CROSECT_LID_OPEN = BIT(2),
70 * sandbox_i2c_set_test_mode() - set test mode for running unit tests
72 * See sandbox_i2c_xfer() for the behaviour changes.
74 * @bus: sandbox I2C bus to adjust
75 * @test_mode: true to select test mode, false to run normally
77 void sandbox_i2c_set_test_mode(struct udevice *bus, bool test_mode);
79 enum sandbox_i2c_eeprom_test_mode {
81 /* Permits read/write of only one byte per I2C transaction */
82 SIE_TEST_MODE_SINGLE_BYTE,
85 void sandbox_i2c_eeprom_set_test_mode(struct udevice *dev,
86 enum sandbox_i2c_eeprom_test_mode mode);
88 void sandbox_i2c_eeprom_set_offset_len(struct udevice *dev, int offset_len);
90 void sandbox_i2c_eeprom_set_chip_addr_offset_mask(struct udevice *dev,
93 uint sanbox_i2c_eeprom_get_prev_addr(struct udevice *dev);
95 uint sanbox_i2c_eeprom_get_prev_offset(struct udevice *dev);
98 * sandbox_i2c_rtc_set_offset() - set the time offset from system/base time
100 * @dev: RTC device to adjust
101 * @use_system_time: true to use system time, false to use @base_time
102 * @offset: RTC offset from current system/base time (-1 for no
104 * @return old value of RTC offset
106 long sandbox_i2c_rtc_set_offset(struct udevice *dev, bool use_system_time,
110 * sandbox_i2c_rtc_get_set_base_time() - get and set the base time
112 * @dev: RTC device to adjust
113 * @base_time: New base system time (set to -1 for no change)
114 * @return old base time
116 long sandbox_i2c_rtc_get_set_base_time(struct udevice *dev, long base_time);
118 int sandbox_usb_keyb_add_string(struct udevice *dev, const char *str);
121 * sandbox_osd_get_mem() - get the internal memory of a sandbox OSD
123 * @dev: OSD device for which to access the internal memory for
124 * @buf: pointer to buffer to receive the OSD memory data
125 * @buflen: length of buffer in bytes
127 int sandbox_osd_get_mem(struct udevice *dev, u8 *buf, size_t buflen);
130 * sandbox_pwm_get_config() - get the PWM config for a channel
132 * @dev: Device to check
133 * @channel: Channel number to check
134 * @period_ns: Period of the PWM in nanoseconds
135 * @duty_ns: Current duty cycle of the PWM in nanoseconds
136 * @enable: true if the PWM is enabled
137 * @polarity: true if the PWM polarity is active high
138 * @return 0 if OK, -ENOSPC if the PWM number is invalid
140 int sandbox_pwm_get_config(struct udevice *dev, uint channel, uint *period_nsp,
141 uint *duty_nsp, bool *enablep, bool *polarityp);
144 * sandbox_sf_set_block_protect() - Set the BP bits of the status register
146 * @dev: Device to update
147 * @bp_mask: BP bits to set (bits 2:0, so a value of 0 to 7)
149 void sandbox_sf_set_block_protect(struct udevice *dev, int bp_mask);
152 * sandbox_get_codec_params() - Read back codec parameters
154 * This reads back the parameters set by audio_codec_set_params() for the
155 * sandbox audio driver. Arguments are as for that function.
157 void sandbox_get_codec_params(struct udevice *dev, int *interfacep, int *ratep,
158 int *mclk_freqp, int *bits_per_samplep,
162 * sandbox_get_i2s_sum() - Read back the sum of the audio data so far
164 * This data is provided to the sandbox driver by the I2S tx_data() method.
166 * @dev: Device to check
167 * @return sum of audio data
169 int sandbox_get_i2s_sum(struct udevice *dev);
172 * sandbox_get_setup_called() - Returns the number of times setup(*) was called
174 * This is used in the sound test
176 * @dev: Device to check
177 * @return call count for the setup() method
179 int sandbox_get_setup_called(struct udevice *dev);
182 * sandbox_get_sound_active() - Returns whether sound play is in progress
184 * @return true if active, false if not
186 int sandbox_get_sound_active(struct udevice *dev);
189 * sandbox_get_sound_sum() - Read back the sum of the sound data so far
191 * This data is provided to the sandbox driver by the sound play() method.
193 * @dev: Device to check
194 * @return sum of audio data
196 int sandbox_get_sound_sum(struct udevice *dev);
199 * sandbox_set_allow_beep() - Set whether the 'beep' interface is supported
201 * @dev: Device to update
202 * @allow: true to allow the start_beep() method, false to disallow it
204 void sandbox_set_allow_beep(struct udevice *dev, bool allow);
207 * sandbox_get_beep_frequency() - Get the frequency of the current beep
209 * @dev: Device to check
210 * @return frequency of beep, if there is an active beep, else 0
212 int sandbox_get_beep_frequency(struct udevice *dev);
215 * sandbox_spi_get_speed() - Get current speed setting of a sandbox spi bus
217 * @dev: Device to check
218 * @return current bus speed
220 uint sandbox_spi_get_speed(struct udevice *dev);
223 * sandbox_spi_get_mode() - Get current mode setting of a sandbox spi bus
225 * @dev: Device to check
226 * @return current mode
228 uint sandbox_spi_get_mode(struct udevice *dev);
231 * sandbox_get_pch_spi_protect() - Get the PCI SPI protection status
233 * @dev: Device to check
234 * @return 0 if not protected, 1 if protected
236 int sandbox_get_pch_spi_protect(struct udevice *dev);
239 * sandbox_get_pci_ep_irq_count() - Get the PCI EP IRQ count
241 * @dev: Device to check
244 int sandbox_get_pci_ep_irq_count(struct udevice *dev);
247 * sandbox_pci_read_bar() - Read the BAR value for a read_config operation
249 * This is used in PCI emulators to read a base address reset. This has special
250 * rules because when the register is set to 0xffffffff it can be used to
251 * discover the type and size of the BAR.
253 * @barval: Current value of the BAR
254 * @type: Type of BAR (PCI_BASE_ADDRESS_SPACE_IO or
255 * PCI_BASE_ADDRESS_MEM_TYPE_32)
256 * @size: Size of BAR in bytes
257 * @return BAR value to return from emulator
259 uint sandbox_pci_read_bar(u32 barval, int type, uint size);
262 * sandbox_set_enable_memio() - Enable readl/writel() for sandbox
264 * Normally these I/O functions do nothing with sandbox. Certain tests need them
265 * to work as for other architectures, so this function can be used to enable
268 * @enable: true to enable, false to disable
270 void sandbox_set_enable_memio(bool enable);
273 * sandbox_cros_ec_set_test_flags() - Set behaviour for testing purposes
275 * @dev: Device to check
276 * @flags: Flags to control behaviour (CROSECT_...)
278 void sandbox_cros_ec_set_test_flags(struct udevice *dev, uint flags);
281 * sandbox_cros_ec_get_pwm_duty() - Get EC PWM config for testing purposes
283 * @dev: Device to check
284 * @index: PWM channel index
285 * @duty: Current duty cycle in 0..EC_PWM_MAX_DUTY range.
286 * @return 0 if OK, -ENOSPC if the PWM number is invalid
288 int sandbox_cros_ec_get_pwm_duty(struct udevice *dev, uint index, uint *duty);
291 * sandbox_sdl_set_bpp() - Set the depth of the sandbox display
293 * The device must not be active when this function is called. It activiates it
296 * This updates the depth value and adjusts a few other settings accordingly.
297 * It must be called before the display is probed.
299 * @dev: Device to adjust
300 * @l2bpp: depth to set
301 * @return 0 if the device was already active, other error if it fails to probe
304 int sandbox_sdl_set_bpp(struct udevice *dev, enum video_log2_bpp l2bpp);