coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
early_init.c
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/* SPDX-License-Identifier: GPL-2.0-only */
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#include <
bootblock_common.h
>
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#include <
northbridge/intel/sandybridge/raminit_native.h
>
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#include <
southbridge/intel/bd82x6x/pch.h
>
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#include <
superio/ite/common/ite.h
>
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#include <
superio/ite/it8728f/it8728f.h
>
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#define SUPERIO_GPIO PNP_DEV(0x2e, IT8728F_GPIO)
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#define SERIAL_DEV PNP_DEV(0x2e, 0x01)
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const
struct
southbridge_usb_port
mainboard_usb_ports
[] = {
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{ 1, 0, 0 },
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{ 1, 0, 0 },
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{ 1, 0, 1 },
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{ 1, 0, 1 },
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{ 1, 0, 2 },
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{ 1, 0, 2 },
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{ 1, 0, 3 },
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{ 1, 0, 3 },
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{ 1, 0, 4 },
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{ 1, 0, 4 },
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{ 1, 0, 6 },
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{ 1, 0, 5 },
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{ 1, 0, 5 },
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{ 1, 0, 6 },
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};
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void
bootblock_mainboard_early_init
(
void
)
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{
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if
(!
CONFIG
(NO_UART_ON_SUPERIO)) {
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/* Enable serial port */
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ite_enable_serial
(
SERIAL_DEV
, CONFIG_TTYS0_BASE);
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}
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/* Disable SIO WDT which kicks in DualBIOS */
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ite_reg_write
(
SUPERIO_GPIO
, 0xEF, 0x7E);
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}
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void
mainboard_get_spd
(
spd_raw_data
*spd,
bool
id_only)
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{
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read_spd
(&spd[0], 0x50, id_only);
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read_spd
(&spd[2], 0x52, id_only);
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}
bootblock_common.h
CONFIG
@ CONFIG
Definition:
dsi_common.h:201
spd_raw_data
u8 spd_raw_data[256]
Definition:
ddr3.h:156
it8728f.h
ite_enable_serial
void ite_enable_serial(pnp_devfn_t dev, u16 iobase)
Definition:
early_serial.c:61
ite_reg_write
void ite_reg_write(pnp_devfn_t dev, u8 reg, u8 value)
Definition:
early_serial.c:41
ite.h
bootblock_mainboard_early_init
void bootblock_mainboard_early_init(void)
Definition:
early_init.c:11
mainboard_get_spd
void mainboard_get_spd(spd_raw_data *spd, bool id_only)
Definition:
early_init.c:25
mainboard_usb_ports
const struct southbridge_usb_port mainboard_usb_ports[]
Definition:
early_init.c:8
SUPERIO_GPIO
#define SUPERIO_GPIO
Definition:
early_init.c:9
SERIAL_DEV
#define SERIAL_DEV
Definition:
early_init.c:10
read_spd
void read_spd(spd_raw_data *spd, u8 addr, bool id_only)
Definition:
raminit.c:138
raminit_native.h
pch.h
southbridge_usb_port
Definition:
pch.h:56
src
mainboard
gigabyte
ga-h61m-series
early_init.c
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