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3a6c994f38
On x86 platforms the EC provides a way to read 'switches', which are on/off values determined by the EC. Add a new driver method for this and implement it for LPC. Signed-off-by: Simon Glass <sjg@chromium.org>
279 lines
7.9 KiB
C
279 lines
7.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Test-related constants for sandbox
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*
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* Copyright (c) 2014 Google, Inc
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*/
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#ifndef __ASM_TEST_H
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#define __ASM_TEST_H
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/* The sandbox driver always permits an I2C device with this address */
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#define SANDBOX_I2C_TEST_ADDR 0x59
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#define SANDBOX_PCI_VENDOR_ID 0x1234
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#define SANDBOX_PCI_SWAP_CASE_EMUL_ID 0x5678
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#define SANDBOX_PCI_PMC_EMUL_ID 0x5677
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#define SANDBOX_PCI_P2SB_EMUL_ID 0x5676
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#define SANDBOX_PCI_CLASS_CODE PCI_CLASS_CODE_COMM
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#define SANDBOX_PCI_CLASS_SUB_CODE PCI_CLASS_SUB_CODE_COMM_SERIAL
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#define PCI_CAP_ID_PM_OFFSET 0x50
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#define PCI_CAP_ID_EXP_OFFSET 0x60
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#define PCI_CAP_ID_MSIX_OFFSET 0x70
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#define PCI_CAP_ID_EA_OFFSET 0x80
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#define PCI_EXT_CAP_ID_ERR_OFFSET 0x100
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#define PCI_EXT_CAP_ID_VC_OFFSET 0x200
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#define PCI_EXT_CAP_ID_DSN_OFFSET 0x300
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/* Useful for PCI_VDEVICE() macro */
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#define PCI_VENDOR_ID_SANDBOX SANDBOX_PCI_VENDOR_ID
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#define SWAP_CASE_DRV_DATA 0x55aa
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#define SANDBOX_CLK_RATE 32768
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/* Macros used to test PCI EA capability structure */
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#define PCI_CAP_EA_BASE_LO0 0x00100000
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#define PCI_CAP_EA_BASE_LO1 0x00110000
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#define PCI_CAP_EA_BASE_LO2 0x00120000
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#define PCI_CAP_EA_BASE_LO4 0x00140000
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#define PCI_CAP_EA_BASE_HI2 0x00020000ULL
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#define PCI_CAP_EA_BASE_HI4 0x00040000ULL
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#define PCI_CAP_EA_SIZE_LO 0x0000ffff
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#define PCI_CAP_EA_SIZE_HI 0x00000010ULL
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#define PCI_EA_BAR2_MAGIC 0x72727272
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#define PCI_EA_BAR4_MAGIC 0x74747474
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enum {
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SANDBOX_IRQN_PEND = 1, /* Interrupt number for 'pending' test */
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};
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/* System controller driver data */
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enum {
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SYSCON0 = 32,
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SYSCON1,
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SYSCON_COUNT
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};
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/**
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*/
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enum cros_ec_test_t {
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CROSECT_BREAK_HELLO = BIT(1),
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CROSECT_LID_OPEN = BIT(2),
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};
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/**
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* sandbox_i2c_set_test_mode() - set test mode for running unit tests
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*
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* See sandbox_i2c_xfer() for the behaviour changes.
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*
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* @bus: sandbox I2C bus to adjust
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* @test_mode: true to select test mode, false to run normally
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*/
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void sandbox_i2c_set_test_mode(struct udevice *bus, bool test_mode);
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enum sandbox_i2c_eeprom_test_mode {
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SIE_TEST_MODE_NONE,
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/* Permits read/write of only one byte per I2C transaction */
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SIE_TEST_MODE_SINGLE_BYTE,
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};
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void sandbox_i2c_eeprom_set_test_mode(struct udevice *dev,
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enum sandbox_i2c_eeprom_test_mode mode);
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void sandbox_i2c_eeprom_set_offset_len(struct udevice *dev, int offset_len);
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void sandbox_i2c_eeprom_set_chip_addr_offset_mask(struct udevice *dev,
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uint mask);
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uint sanbox_i2c_eeprom_get_prev_addr(struct udevice *dev);
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uint sanbox_i2c_eeprom_get_prev_offset(struct udevice *dev);
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/**
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* sandbox_i2c_rtc_set_offset() - set the time offset from system/base time
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*
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* @dev: RTC device to adjust
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* @use_system_time: true to use system time, false to use @base_time
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* @offset: RTC offset from current system/base time (-1 for no
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* change)
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* @return old value of RTC offset
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*/
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long sandbox_i2c_rtc_set_offset(struct udevice *dev, bool use_system_time,
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int offset);
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/**
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* sandbox_i2c_rtc_get_set_base_time() - get and set the base time
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*
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* @dev: RTC device to adjust
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* @base_time: New base system time (set to -1 for no change)
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* @return old base time
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*/
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long sandbox_i2c_rtc_get_set_base_time(struct udevice *dev, long base_time);
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int sandbox_usb_keyb_add_string(struct udevice *dev, const char *str);
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/**
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* sandbox_osd_get_mem() - get the internal memory of a sandbox OSD
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*
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* @dev: OSD device for which to access the internal memory for
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* @buf: pointer to buffer to receive the OSD memory data
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* @buflen: length of buffer in bytes
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*/
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int sandbox_osd_get_mem(struct udevice *dev, u8 *buf, size_t buflen);
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/**
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* sandbox_pwm_get_config() - get the PWM config for a channel
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*
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* @dev: Device to check
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* @channel: Channel number to check
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* @period_ns: Period of the PWM in nanoseconds
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* @duty_ns: Current duty cycle of the PWM in nanoseconds
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* @enable: true if the PWM is enabled
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* @polarity: true if the PWM polarity is active high
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* @return 0 if OK, -ENOSPC if the PWM number is invalid
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*/
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int sandbox_pwm_get_config(struct udevice *dev, uint channel, uint *period_nsp,
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uint *duty_nsp, bool *enablep, bool *polarityp);
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/**
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* sandbox_sf_set_block_protect() - Set the BP bits of the status register
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*
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* @dev: Device to update
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* @bp_mask: BP bits to set (bits 2:0, so a value of 0 to 7)
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*/
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void sandbox_sf_set_block_protect(struct udevice *dev, int bp_mask);
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/**
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* sandbox_get_codec_params() - Read back codec parameters
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*
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* This reads back the parameters set by audio_codec_set_params() for the
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* sandbox audio driver. Arguments are as for that function.
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*/
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void sandbox_get_codec_params(struct udevice *dev, int *interfacep, int *ratep,
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int *mclk_freqp, int *bits_per_samplep,
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uint *channelsp);
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/**
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* sandbox_get_i2s_sum() - Read back the sum of the audio data so far
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*
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* This data is provided to the sandbox driver by the I2S tx_data() method.
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*
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* @dev: Device to check
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* @return sum of audio data
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*/
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int sandbox_get_i2s_sum(struct udevice *dev);
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/**
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* sandbox_get_setup_called() - Returns the number of times setup(*) was called
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*
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* This is used in the sound test
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*
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* @dev: Device to check
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* @return call count for the setup() method
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*/
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int sandbox_get_setup_called(struct udevice *dev);
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/**
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* sandbox_get_sound_active() - Returns whether sound play is in progress
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*
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* @return true if active, false if not
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*/
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int sandbox_get_sound_active(struct udevice *dev);
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/**
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* sandbox_get_sound_sum() - Read back the sum of the sound data so far
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*
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* This data is provided to the sandbox driver by the sound play() method.
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*
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* @dev: Device to check
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* @return sum of audio data
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*/
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int sandbox_get_sound_sum(struct udevice *dev);
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/**
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* sandbox_set_allow_beep() - Set whether the 'beep' interface is supported
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*
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* @dev: Device to update
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* @allow: true to allow the start_beep() method, false to disallow it
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*/
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void sandbox_set_allow_beep(struct udevice *dev, bool allow);
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/**
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* sandbox_get_beep_frequency() - Get the frequency of the current beep
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*
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* @dev: Device to check
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* @return frequency of beep, if there is an active beep, else 0
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*/
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int sandbox_get_beep_frequency(struct udevice *dev);
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/**
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* sandbox_spi_get_speed() - Get current speed setting of a sandbox spi bus
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*
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* @dev: Device to check
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* @return current bus speed
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*/
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uint sandbox_spi_get_speed(struct udevice *dev);
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/**
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* sandbox_spi_get_mode() - Get current mode setting of a sandbox spi bus
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*
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* @dev: Device to check
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* @return current mode
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*/
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uint sandbox_spi_get_mode(struct udevice *dev);
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/**
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* sandbox_get_pch_spi_protect() - Get the PCI SPI protection status
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*
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* @dev: Device to check
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* @return 0 if not protected, 1 if protected
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*/
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int sandbox_get_pch_spi_protect(struct udevice *dev);
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/**
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* sandbox_get_pci_ep_irq_count() - Get the PCI EP IRQ count
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*
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* @dev: Device to check
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* @return irq count
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*/
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int sandbox_get_pci_ep_irq_count(struct udevice *dev);
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/**
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* sandbox_pci_read_bar() - Read the BAR value for a read_config operation
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*
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* This is used in PCI emulators to read a base address reset. This has special
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* rules because when the register is set to 0xffffffff it can be used to
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* discover the type and size of the BAR.
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*
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* @barval: Current value of the BAR
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* @type: Type of BAR (PCI_BASE_ADDRESS_SPACE_IO or
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* PCI_BASE_ADDRESS_MEM_TYPE_32)
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* @size: Size of BAR in bytes
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* @return BAR value to return from emulator
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*/
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uint sandbox_pci_read_bar(u32 barval, int type, uint size);
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/**
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* sandbox_set_enable_memio() - Enable readl/writel() for sandbox
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*
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* Normally these I/O functions do nothing with sandbox. Certain tests need them
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* to work as for other architectures, so this function can be used to enable
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* them.
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*
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* @enable: true to enable, false to disable
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*/
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void sandbox_set_enable_memio(bool enable);
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/**
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* sandbox_cros_ec_set_test_flags() - Set behaviour for testing purposes
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*
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* @dev: Device to check
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* @flags: Flags to control behaviour (CROSECT_...)
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*/
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void sandbox_cros_ec_set_test_flags(struct udevice *dev, uint flags);
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#endif
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