Add pcengines alix.2c3 support.

There is still one outstanding issue - eth2 and the USB ports fight over IRQs.

Signed-off-by: Ward Vandewege <ward@gnu.org>
Acked-by: Marc Jones <marc.jones@amd.com>



git-svn-id: svn://coreboot.org/repository/coreboot-v3@663 f3766cd6-281f-0410-b1cd-43a5c92072e9
This commit is contained in:
Ward Vandewege 2008-04-17 17:27:13 +00:00
parent fd4ef4a84a
commit b68f1ac979
9 changed files with 624 additions and 0 deletions

View file

@ -35,7 +35,19 @@ config BOARD_PCENGINES_ALIX1C
help
PC Engines ALIX1.C.
config BOARD_PCENGINES_ALIX2C3
bool "ALIX.2C3"
select ARCH_X86
select CPU_AMD_GEODELX
select OPTION_TABLE
select NORTHBRIDGE_AMD_GEODELX
select SOUTHBRIDGE_AMD_CS5536
select PIRQ_TABLE
help
PC Engines ALIX.2C3.
endchoice
source "mainboard/pcengines/alix1c/Kconfig"
source "mainboard/pcengines/alix2c3/Kconfig"

View file

@ -0,0 +1,28 @@
##
## This file is part of the coreboot project.
##
## Copyright (C) 2007 coresystems GmbH
## (Written by Stefan Reinauer <stepan@coresystems.de> for coresystems GmbH)
## Copyright (C) 2007 Ronald G. Minnich <rminnich@gmail.com>
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
##
config MAINBOARD_NAME
string
default pcengines/alix2c3
depends BOARD_PCENGINES_ALIX2C3
help
This is the default mainboard name.

View file

@ -0,0 +1,33 @@
##
## This file is part of the coreboot project.
##
## Copyright (C) 2006-2007 coresystems GmbH
## (Written by Stefan Reinauer <stepan@coresystems.de> for coresystems GmbH)
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
##
STAGE0_MAINBOARD_OBJ := $(obj)/mainboard/$(MAINBOARDDIR)/stage1.o
INITRAM_OBJ = $(src)/mainboard/$(MAINBOARDDIR)/initram.c \
$(src)/northbridge/amd/geodelx/raminit.c \
$(src)/arch/x86/geodelx/geodelx.c
STAGE2_MAINBOARD_OBJ =
$(obj)/coreboot.vpd:
$(Q)printf " BUILD DUMMY VPD\n"
$(Q)dd if=/dev/zero of=$(obj)/coreboot.vpd bs=256 count=1 $(SILENT)

View file

@ -0,0 +1,75 @@
entries
#start-bit length config config-ID name
#0 8 r 0 seconds
#8 8 r 0 alarm_seconds
#16 8 r 0 minutes
#24 8 r 0 alarm_minutes
#32 8 r 0 hours
#40 8 r 0 alarm_hours
#48 8 r 0 day_of_week
#56 8 r 0 day_of_month
#64 8 r 0 month
#72 8 r 0 year
#80 4 r 0 rate_select
#84 3 r 0 REF_Clock
#87 1 r 0 UIP
#88 1 r 0 auto_switch_DST
#89 1 r 0 24_hour_mode
#90 1 r 0 binary_values_enable
#91 1 r 0 square-wave_out_enable
#92 1 r 0 update_finished_enable
#93 1 r 0 alarm_interrupt_enable
#94 1 r 0 periodic_interrupt_enable
#95 1 r 0 disable_clock_updates
#96 288 r 0 temporary_filler
0 384 r 0 reserved_memory
384 1 e 4 boot_option
385 1 e 4 last_boot
386 1 e 1 ECC_memory
388 4 r 0 reboot_bits
392 3 e 5 baud_rate
400 1 e 1 power_on_after_fail
412 4 e 6 debug_level
416 4 e 7 boot_first
420 4 e 7 boot_second
424 4 e 7 boot_third
428 4 h 0 boot_index
432 8 h 0 boot_countdown
440 1 e 0 dcon_present
1008 16 h 0 check_sum
enumerations
#ID value text
1 0 Disable
1 1 Enable
2 0 Enable
2 1 Disable
4 0 Fallback
4 1 Normal
5 0 115200
5 1 57600
5 2 38400
5 3 19200
5 4 9600
5 5 4800
5 6 2400
5 7 1200
6 6 Notice
6 7 Info
6 8 Debug
6 9 Spew
7 0 Network
7 1 HDD
7 2 Floppy
7 8 Fallback_Network
7 9 Fallback_HDD
7 10 Fallback_Floppy
#7 3 ROM
checksums
checksum 392 1007 1008

View file

@ -0,0 +1,96 @@
#
# Automatically generated make config: don't edit
# coreboot version: 3.0."656"'
# Wed Apr 9 20:59:03 2008
#
#
# General setup
#
# CONFIG_EXPERIMENTAL is not set
# CONFIG_EXPERT is not set
CONFIG_LOCALVERSION=""
#
# Mainboard
#
# CONFIG_VENDOR_ADL is not set
# CONFIG_VENDOR_AMD is not set
# CONFIG_VENDOR_ARTECGROUP is not set
# CONFIG_VENDOR_EMULATION is not set
CONFIG_VENDOR_PCENGINES=y
CONFIG_MAINBOARD_NAME="pcengines/alix2c3"
# CONFIG_BOARD_PCENGINES_ALIX1C is not set
CONFIG_BOARD_PCENGINES_ALIX2C3=y
# CONFIG_COREBOOT_ROMSIZE_KB_128 is not set
# CONFIG_COREBOOT_ROMSIZE_KB_256 is not set
CONFIG_COREBOOT_ROMSIZE_KB_512=y
# CONFIG_COREBOOT_ROMSIZE_KB_1024 is not set
# CONFIG_COREBOOT_ROMSIZE_KB_2048 is not set
CONFIG_COREBOOT_ROMSIZE_KB=512
CONFIG_ARCH_X86=y
CONFIG_ARCH="x86"
CONFIG_CPU_AMD_GEODELX=y
CONFIG_OPTION_TABLE=y
CONFIG_PIRQ_TABLE=y
CONFIG_CARBASE=0x80000
CONFIG_CARSIZE=0x8000
#
# Compression
#
CONFIG_COMPRESSION_LZMA=y
# CONFIG_COMPRESSION_NRV2B is not set
CONFIG_DEFAULT_COMPRESSION_LZMA=y
# CONFIG_DEFAULT_COMPRESSION_NRV2B is not set
# CONFIG_DEFAULT_COMPRESSION_NONE is not set
#
# Console
#
CONFIG_CONSOLE=y
CONFIG_CONSOLE_LOGLEVEL_8=y
# CONFIG_CONSOLE_LOGLEVEL_7 is not set
# CONFIG_CONSOLE_LOGLEVEL_6 is not set
# CONFIG_CONSOLE_LOGLEVEL_5 is not set
# CONFIG_CONSOLE_LOGLEVEL_4 is not set
# CONFIG_CONSOLE_LOGLEVEL_3 is not set
# CONFIG_CONSOLE_LOGLEVEL_2 is not set
# CONFIG_CONSOLE_LOGLEVEL_1 is not set
# CONFIG_CONSOLE_LOGLEVEL_0 is not set
CONFIG_DEFAULT_CONSOLE_LOGLEVEL=8
CONFIG_CONSOLE_SERIAL=y
CONFIG_CONSOLE_SERIAL_COM1=y
# CONFIG_CONSOLE_SERIAL_COM2 is not set
CONFIG_CONSOLE_SERIAL_115200=y
# CONFIG_CONSOLE_SERIAL_57600 is not set
# CONFIG_CONSOLE_SERIAL_38400 is not set
# CONFIG_CONSOLE_SERIAL_19200 is not set
# CONFIG_CONSOLE_SERIAL_9600 is not set
CONFIG_CONSOLE_BUFFER=y
#
# Devices
#
CONFIG_PCI_OPTION_ROM_RUN=y
# CONFIG_PCI_OPTION_ROM_RUN_X86EMU is not set
CONFIG_PCI_OPTION_ROM_RUN_VM86=y
# CONFIG_PCI_OPTION_ROM_RUN_NONE is not set
# CONFIG_MULTIPLE_VGA_INIT is not set
# CONFIG_INITIALIZE_ONBOARD_VGA_FIRST is not set
#
# Power management
#
CONFIG_NORTHBRIDGE_AMD_GEODELX=y
CONFIG_SOUTHBRIDGE_AMD_CS5536=y
CONFIG_NORTHBRIDGE_INTEL_I440BXEMULATION_RAMSIZE=32
#
# Payload
#
# CONFIG_PAYLOAD_ELF_LOADER is not set
CONFIG_PAYLOAD_ELF=y
# CONFIG_PAYLOAD_NONE is not set
CONFIG_PAYLOAD_FILE="../payload.elf"
# CONFIG_ZERO_AFTER_PAYLOAD is not set

View file

@ -0,0 +1,54 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 Ronald G. Minnich <rminnich@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/{
mainboard-vendor = "PC Engines";
mainboard-name = "ALIX.2C3";
cpus { };
apic@0 {
/config/("northbridge/amd/geodelx/apic");
};
domain@0 {
/config/("northbridge/amd/geodelx/domain");
pci@1,0 {
/config/("northbridge/amd/geodelx/pci");
};
pci@15,0 {
/config/("southbridge/amd/cs5536/dts");
enable_ide = "1";
/* Interrupt enables for LPC bus.
* Each bit is an IRQ 0-15. */
lpc_serirq_enable = "0x000010da";
/* LPC IRQ polarity. Each bit is an IRQ 0-15. */
lpc_serirq_polarity = "0x0000EF25";
/* 0:continuous 1:quiet */
lpc_serirq_mode = "1";
/* GPIO(0-0x20) for INT D:C:B:A, 0xFF=none.
* See virtual PIC spec. */
enable_gpio_int_route = "0x0D0C0700";
/* COM1 settings */
com1_enable = "1";
com1_address = "0x3f8";
com1_irq = "4";
/* this board does not really have vga; disable it (pci device 00:01.1) */
unwanted_vpci = < 80000900 0 >;
};
};
};

View file

@ -0,0 +1,165 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 Advanced Micro Devices, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#define _MAINOBJECT
#include <types.h>
#include <lib.h>
#include <console.h>
#include <device/device.h>
#include <device/pci.h>
#include <string.h>
#include <msr.h>
#include <io.h>
#include <amd_geodelx.h>
#include <northbridge/amd/geodelx/raminit.h>
#include <spd.h>
#define MANUALCONF 0 /* Do automatic strapped PLL config */
#define PLLMSRHI 0x00001490 /* manual settings for the PLL */
#define PLLMSRLO 0x02000030
#define DIMM0 ((u8) 0xA0)
#define DIMM1 ((u8) 0xA2)
/* The part is a Hynix hy5du121622ctp-d43.
*
* HY 5D U 12 16 2 2 C <blank> T <blank> P D43
* Hynix
* DDR SDRAM (5D)
* VDD 2.5 VDDQ 2.5 (U)
* 512M 8K REFRESH (12)
* x16 (16)
* 4banks (2)
* SSTL_2 (2)
* 4th GEN die (C)
* Normal Power Consumption (<blank> )
* TSOP (T)
* Single Die (<blank>)
* Lead Free (P)
* DDR400 3-3-3 (D43)
*/
struct spd_entry {
u8 address;
u8 data;
};
/* Save space by using a short list of SPD values used by Geode LX Memory init */
static const struct spd_entry spd_table[] = {
{SPD_ACCEPTABLE_CAS_LATENCIES, 0x10},
{SPD_BANK_DENSITY, 0x40},
{SPD_DEVICE_ATTRIBUTES_GENERAL, 0xff},
{SPD_MEMORY_TYPE, 7},
{SPD_MIN_CYCLE_TIME_AT_CAS_MAX, 10}, /* A guess for the tRAC value */
{SPD_MODULE_ATTRIBUTES, 0xff}, /* FIXME later when we figure out. */
{SPD_NUM_BANKS_PER_SDRAM, 4},
{SPD_PRIMARY_SDRAM_WIDTH, 8},
{SPD_NUM_DIMM_BANKS, 1}, /* ALIX.2C3 is 1 bank. */
{SPD_NUM_COLUMNS, 0xa},
{SPD_NUM_ROWS, 3},
{SPD_REFRESH, 0x3a},
{SPD_SDRAM_CYCLE_TIME_2ND, 60},
{SPD_SDRAM_CYCLE_TIME_3RD, 75},
{SPD_tRAS, 40},
{SPD_tRCD, 15},
{SPD_tRFC, 70},
{SPD_tRP, 15},
{SPD_tRRD, 10},
};
/**
* Given an SMBUS device, and an address in that device, return the value of SPD
* for that device. In this mainboard, the only one that can return is DIMM0.
* @param device The device number
* @param address The address in SPD rom to return the value of
* @returns The value
*/
u8 spd_read_byte(u16 device, u8 address)
{
int i;
/* returns 0xFF on any failures */
u8 ret = 0xff;
printk(BIOS_DEBUG, "spd_read_byte dev %04x", device);
if (device == DIMM0) {
for (i = 0; i < ARRAY_SIZE(spd_table); i++) {
if (spd_table[i].address == address) {
ret = spd_table[i].data;
break;
}
}
if (i == ARRAY_SIZE(spd_table))
printk(BIOS_DEBUG, " addr %02x does not exist in SPD table",
address);
}
printk(BIOS_DEBUG, " addr %02x returns %02x\n", address, ret);
return ret;
}
/**
* Placeholder in case we ever need it. Since this file is a
* template for other motherboards, we want this here and we want the
* call in the right place.
*/
static void mb_gpio_init(void)
{
/* Early mainboard specific GPIO setup */
}
/**
* main for initram for the PC Engines Alix.2c3. It might seem that you
* could somehow do these functions in, e.g., the cpu code, but the
* order of operations and what those operations are is VERY strongly
* mainboard dependent. It's best to leave it in the mainboard code.
*/
int main(void)
{
printk(BIOS_DEBUG, "Hi there from stage1\n");
post_code(POST_START_OF_MAIN);
system_preinit();
printk(BIOS_DEBUG, "done preinit\n");
mb_gpio_init();
printk(BIOS_DEBUG, "done gpio init\n");
pll_reset(MANUALCONF, PLLMSRHI, PLLMSRLO);
printk(BIOS_DEBUG, "done pll reset\n");
cpu_reg_init(0, DIMM0, DIMM1);
printk(BIOS_DEBUG, "done cpu reg init\n");
sdram_set_registers();
printk(BIOS_DEBUG, "done sdram set registers\n");
sdram_set_spd_registers(DIMM0, DIMM1);
printk(BIOS_DEBUG, "done sdram set spd registers\n");
sdram_enable(DIMM0, DIMM1);
printk(BIOS_DEBUG, "done sdram enable\n");
/* Check low memory */
/*ram_check(0x00000000, 640*1024); */
printk(BIOS_DEBUG, "stage1 returns\n");
return 0;
}

View file

@ -0,0 +1,109 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 Advanced Micro Devices, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <pirq_routing.h>
/* Number of slots and devices in the PIR table */
#define IRQ_SLOT_COUNT 6
/* Platform IRQs */
#define PIRQA 9
#define PIRQB 10
#define PIRQC 11
#define PIRQD 12
/* Map */
#define M_PIRQA (1 << PIRQA) /* Bitmap of supported IRQs */
#define M_PIRQB (1 << PIRQB) /* Bitmap of supported IRQs */
#define M_PIRQC (1 << PIRQC) /* Bitmap of supported IRQs */
#define M_PIRQD (1 << PIRQD) /* Bitmap of supported IRQs */
/* Link */
#define L_PIRQA 1 /* Means Slot INTx# Connects To Chipset INTA# */
#define L_PIRQB 2 /* Means Slot INTx# Connects To Chipset INTB# */
#define L_PIRQC 3 /* Means Slot INTx# Connects To Chipset INTC# */
#define L_PIRQD 4 /* Means Slot INTx# Connects To Chipset INTD# */
/*
* ALIX.2C3 interrupt wiring.
*
* Devices are:
*
* 00:01.0 Host bridge: Advanced Micro Devices [AMD] Unknown device 2080 (rev 31)
* 00:01.2 Entertainment encryption device: Advanced Micro Devices [AMD] Geode LX AES Security Block
* 00:09.0 Ethernet controller: VIA Technologies, Inc. VT6105M [Rhine-III] (rev 96)
* 00:0a.0 Ethernet controller: VIA Technologies, Inc. VT6105M [Rhine-III] (rev 96)
* 00:0b.0 Ethernet controller: VIA Technologies, Inc. VT6105M [Rhine-III] (rev 96)
* 00:0f.0 ISA bridge: Advanced Micro Devices [AMD] CS5536 [Geode companion] ISA (rev 03)
* 00:0f.2 IDE interface: Advanced Micro Devices [AMD] CS5536 [Geode companion] IDE (rev 01)
* 00:0f.3 Multimedia audio controller: Advanced Micro Devices [AMD] CS5536 [Geode companion] Audio (rev 01)
* 00:0f.4 USB Controller: Advanced Micro Devices [AMD] CS5536 [Geode companion] OHC (rev 02)
* 00:0f.5 USB Controller: Advanced Micro Devices [AMD] CS5536 [Geode companion] EHC (rev 02)
*
* The only devices that interrupt are:
* What Device IRQ PIN PIN WIRED TO
* -------------------------------------------------
* AES 00:01.2 09 01 A A
* eth0 00:09.0 09 01 A B
* eth1 00:0a.0 10 01 A C
* eth2 00:0b.0 11 01 A D
* minipci 00:0c.0 09 01 A A
* audio 00:0f.3 05 02 B internal
* usb (ohci) 00:0f.4 15 04 D internal
* usb (ehci) 00:0f.5 15 04 D internal
*
*/
const struct irq_routing_table intel_irq_routing_table = {
PIRQ_SIGNATURE,
PIRQ_VERSION,
32 + 16 * IRQ_SLOT_COUNT, /* Max. number of devices on the bus */
0x00, /* Where the interrupt router lies (bus) */
(0x0F << 3) | 0x0, /* Where the interrupt router lies (dev) */
0x00, /* IRQs devoted exclusively to PCI usage */
0x100B, /* Vendor */
0x002B, /* Device */
0, /* Crap (miniport) */
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, /* u8 rfu[11] */
0x00, /* Checksum */
{
/* If you change the number of entries, change IRQ_SLOT_COUNT above! */
/* bus, dev|fn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */
/* CPU */
{0x00, (0x01 << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},
/* On-board eth0 */
{0x00, (0x09 << 3) | 0x0, {{L_PIRQB, M_PIRQB}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},
/* On-board eth1 */
{0x00, (0x0A << 3) | 0x0, {{L_PIRQC, M_PIRQC}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},
/* On-board eth2 */
{0x00, (0x0B << 3) | 0x0, {{L_PIRQD, M_PIRQD}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},
/* Mini PCI (slot 1) */
{0x00, (0x0C << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {L_PIRQB, M_PIRQB}, {L_PIRQC, M_PIRQC}, {L_PIRQD, M_PIRQD}}, 0x1, 0x0},
/* Chipset slots */
{0x00, (0x0F << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {L_PIRQB, M_PIRQB}, {L_PIRQC, M_PIRQC}, {L_PIRQD, M_PIRQD}}, 0x0, 0x0},
}
};

View file

@ -0,0 +1,52 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 Advanced Micro Devices, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <types.h>
#include <lib.h>
#include <console.h>
#include <device/device.h>
#include <device/pci.h>
#include <string.h>
#include <msr.h>
#include <io.h>
#include <amd_geodelx.h>
#include <southbridge/amd/cs5536/cs5536.h>
#define SERIAL_IOBASE 0x3f8
void hardware_stage1(void)
{
post_code(POST_START_OF_MAIN);
geodelx_msr_init();
cs5536_stage1();
/* NOTE: must do this AFTER the early_setup!
* it is counting on some early MSR setup
* for cs5536.
*/
cs5536_setup_onchipuart(1);
}
void mainboard_pre_payload(void)
{
geode_pre_payload();
banner(BIOS_DEBUG, "mainboard_pre_payload: done");
}