mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-07-15 15:46:16 +09:00
22e93511be
Improve i2c EEPROM simulator testing by providing access functions to check the previous chip addr and offset. Given that we can now directly test the offsets, also simplified the offset mapping and allow for wrapping acceses. Signed-off-by: Robert Beckett <bob.beckett@collabora.com> Reviewed-by: Heiko Schocher <hs@denx.de>
232 lines
6.8 KiB
C
232 lines
6.8 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_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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/* 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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* 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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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_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_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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#endif
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