fch.c File Reference

#include "psp_verstage.h"
#include <amdblocks/acpimmio.h>
#include <amdblocks/espi.h>
#include <amdblocks/i2c.h>
#include <amdblocks/spi.h>
#include <arch/exception.h>
#include <arch/hlt.h>
#include <arch/io.h>
#include <bl_uapp/bl_errorcodes_public.h>
#include <bl_uapp/bl_syscall_public.h>
#include <console/console.h>
#include <soc/i2c.h>
#include <soc/southbridge.h>
#include <stdint.h>

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Functions
static void	i2c3_set_bar (void *bar)
static void	i2c2_set_bar (void *bar)
static void	espi_set_bar (void *bar)
static void	iomux_set_bar (void *bar)
static void	misc_set_bar (void *bar)
static void	gpio_set_bar (void *bar)
static void	io_set_bar (void *bar)
u8	io_read8 (u16 reg)
void	io_write8 (u16 reg, u8 value)
static void	aoac_set_bar (void *bar)
uintptr_t *	map_spi_rom (void)
static uint32_t	map_fch_devices (void)
uint32_t	unmap_fch_devices (void)
uint32_t	verstage_soc_early_init (void)
void	verstage_soc_espi_init (void)
void	verstage_soc_i2c_init (void)
void	verstage_soc_aoac_init (void)
void	verstage_soc_spi_init (void)

Variables
static uintptr_t	io_bar
struct {
const char *   name
struct {
enum fch_io_device   device
uint32_t   arg0
}   args
void(*   set_bar )(void *bar)
void *   _bar
}	bar_map []

Function Documentation

aoac_set_bar()

static void aoac_set_bar ( void *  bar )

static

Definition at line 66 of file fch.c.

References acpimmio_aoac.

espi_set_bar()

static void espi_set_bar ( void *  bar )

static

Definition at line 29 of file fch.c.

References espi_update_static_bar().

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gpio_set_bar()

static void gpio_set_bar ( void *  bar )

static

Definition at line 44 of file fch.c.

References acpimmio_gpio0.

i2c2_set_bar()

static void i2c2_set_bar ( void *  bar )

static

Definition at line 24 of file fch.c.

References i2c_set_bar().

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i2c3_set_bar()

static void i2c3_set_bar ( void *  bar )

static

Definition at line 19 of file fch.c.

References i2c_set_bar().

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io_read8()

u8 io_read8

(

u16

reg

)

Definition at line 56 of file fch.c.

References io_bar, and read8().

Referenced by inb().

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io_set_bar()

static void io_set_bar ( void *  bar )

static

Definition at line 51 of file fch.c.

References io_bar.

io_write8()

void io_write8	(	u16	reg,
		u8	value
	)

Definition at line 61 of file fch.c.

References io_bar, value, and write8().

Referenced by outb().

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iomux_set_bar()

static void iomux_set_bar ( void *  bar )

static

Definition at line 34 of file fch.c.

References acpimmio_iomux.

map_fch_devices()

static uint32_t map_fch_devices ( void  )

static

Definition at line 106 of file fch.c.

References args, ARRAY_SIZE, bar_map, BIOS_ERR, name, printk, and svc_map_fch_dev().

Referenced by verstage_soc_early_init().

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map_spi_rom()

uintptr_t* map_spi_rom

(

void

)

Definition at line 91 of file fch.c.

References addr, BIOS_DEBUG, NULL, printk, svc_get_spi_rom_info(), and svc_map_spi_rom().

Referenced by boot_device_ro().

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misc_set_bar()

static void misc_set_bar ( void *  bar )

static

Definition at line 39 of file fch.c.

References acpimmio_misc.

unmap_fch_devices()

uint32_t unmap_fch_devices

(

void

)

Definition at line 126 of file fch.c.

References args, ARRAY_SIZE, bar_map, BIOS_ERR, name, NULL, printk, and svc_unmap_fch_dev().

Referenced by Main().

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verstage_soc_aoac_init()

void verstage_soc_aoac_init

(

void

)

Definition at line 169 of file fch.c.

References BIOS_DEBUG, enable_aoac_devices(), and printk.

Referenced by Main().

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verstage_soc_early_init()

uint32_t verstage_soc_early_init

(

void

)

Definition at line 150 of file fch.c.

References map_fch_devices().

Referenced by Main().

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verstage_soc_espi_init()

void verstage_soc_espi_init

(

void

)

Definition at line 155 of file fch.c.

References BIOS_DEBUG, CONFIG, espi_setup(), and printk.

Referenced by Main().

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verstage_soc_i2c_init()

void verstage_soc_i2c_init

(

void

)

Definition at line 163 of file fch.c.

References BIOS_DEBUG, i2c_soc_early_init(), and printk.

Referenced by Main().

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verstage_soc_spi_init()

void verstage_soc_spi_init

(

void

)

Definition at line 175 of file fch.c.

References BIOS_DEBUG, fch_spi_config_modes(), printk, and show_spi_speeds_and_modes().

Referenced by Main().

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Variable Documentation

_bar

void* _bar

Definition at line 78 of file fch.c.

arg0

uint32_t arg0

Definition at line 75 of file fch.c.

Referenced by handle_sbi().

struct { ... } args

Referenced by arch_prog_run(), die(), do_arch_prog_run(), google_chromeec_command_v1(), init_store(), map_fch_devices(), printk(), snprintf(), unmap_fch_devices(), vb2ex_printf(), vprintk(), vsnprintf(), vtxprintf(), wifi_dsm_indonasia_5Ghz_band_enable(), wifi_dsm_regulatory_configurations(), wifi_dsm_srd_active_channels(), wifi_dsm_supported_ultra_high_band(), wifi_dsm_uart_configurations(), wifi_dsm_ukrane_russia_11ax_enable(), wifi_dsm_unii4_control_enable(), and wrap_interactive_printf().

struct { ... } bar_map[]

Initial value:

= {
        {"IOMUX", {FCH_IO_DEVICE_IOMUX}, iomux_set_bar},
        {"MISC", {FCH_IO_DEVICE_MISC}, misc_set_bar},
        {"GPIO", {FCH_IO_DEVICE_GPIO}, gpio_set_bar},
        {"IO", {FCH_IO_DEVICE_IOPORT}, io_set_bar},
        {"eSPI", {FCH_IO_DEVICE_ESPI}, espi_set_bar},
        {"I2C2", {FCH_IO_DEVICE_I2C, 2}, i2c2_set_bar},
        {"I2C3", {FCH_IO_DEVICE_I2C, 3}, i2c3_set_bar},
        {"SPI", {FCH_IO_DEVICE_SPI}, spi_set_base},
        {"AOAC", {FCH_IO_DEVICE_AOAC}, aoac_set_bar},
}

Referenced by map_fch_devices(), and unmap_fch_devices().

device

enum fch_io_device device

Definition at line 78 of file fch.c.

Referenced by acpi_create_dbg2(), biosemu_dev_init(), decode_spd_select_timings(), dump_spd_registers(), get_dimm_spd_address(), iio_dmi_en_masks(), lsmbus_block_write(), lsmbus_read_byte(), lsmbus_recv_byte(), lsmbus_send_byte(), lsmbus_write_byte(), platform_fsp_silicon_init_params_cb(), sb800_enable(), set_dram_row_attributes(), smbios_write_type41(), and tegra_mipi_request().

io_bar

uintptr_t io_bar

static

Definition at line 49 of file fch.c.

Referenced by io_read8(), io_set_bar(), and io_write8().

name

const char* name

Definition at line 72 of file fch.c.

Referenced by map_fch_devices(), and unmap_fch_devices().

set_bar

void(* set_bar) (void *bar)

(

void *

bar

)

Definition at line 77 of file fch.c.