1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (c) 2011 The Chromium OS Authors.
5 * Graeme Russ, graeme.russ@gmail.com.
10 #ifndef __CONFIG_X86_COMMON_H
11 #define __CONFIG_X86_COMMON_H
14 * High Level Configuration Options
17 #define CONFIG_PHYSMEM
21 #define CONFIG_SYS_BOOTM_LEN (16 << 20)
23 /* SATA AHCI storage */
24 #ifdef CONFIG_SCSI_AHCI
26 #define CONFIG_SYS_64BIT_LBA
30 /* Generic TPM interfaced through LPC bus */
31 #define CONFIG_TPM_TIS_BASE_ADDRESS 0xfed40000
33 /*-----------------------------------------------------------------------
34 * Real Time Clock Configuration
36 #define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0
37 #define CONFIG_SYS_ISA_IO CONFIG_SYS_ISA_IO_BASE_ADDRESS
39 /*-----------------------------------------------------------------------
40 * Serial Configuration
42 #define CONFIG_SYS_NS16550_PORT_MAPPED
44 #ifndef CONFIG_BOOTCOMMAND
45 #define CONFIG_BOOTCOMMAND \
46 "ext2load scsi 0:3 01000000 /boot/vmlinuz; zboot 01000000"
49 #if defined(CONFIG_CMD_KGDB)
50 #define CONFIG_KGDB_BAUDRATE 115200
54 * Miscellaneous configurable options
56 #define CONFIG_SYS_CBSIZE 512
58 #define CONFIG_SYS_LOAD_ADDR 0x20000000
60 /*-----------------------------------------------------------------------
64 #define CONFIG_SYS_STACK_SIZE (32 * 1024)
65 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
66 #define CONFIG_SYS_MALLOC_LEN 0x200000
68 /* allow to overwrite serial and ethaddr */
69 #define CONFIG_ENV_OVERWRITE
71 /*-----------------------------------------------------------------------
72 * Environment configuration
75 /*-----------------------------------------------------------------------
78 #define CONFIG_PCI_CONFIG_HOST_BRIDGE
80 /*-----------------------------------------------------------------------
84 #define CONFIG_TFTP_TSIZE
85 #define CONFIG_BOOTP_BOOTFILESIZE
87 /* Default environment */
88 #define CONFIG_ROOTPATH "/opt/nfsroot"
89 #define CONFIG_HOSTNAME "x86"
90 #define CONFIG_BOOTFILE "bzImage"
91 #define CONFIG_LOADADDR 0x1000000
92 #define CONFIG_RAMDISK_ADDR 0x4000000
93 #if defined(CONFIG_GENERATE_ACPI_TABLE) || defined(CONFIG_EFI_STUB)
94 #define CONFIG_OTHBOOTARGS "othbootargs=\0"
96 #define CONFIG_OTHBOOTARGS "othbootargs=acpi=off\0"
99 #if defined(CONFIG_DISTRO_DEFAULTS)
100 #define DISTRO_BOOTENV BOOTENV
102 #define DISTRO_BOOTENV
105 #define CONFIG_EXTRA_ENV_SETTINGS \
107 CONFIG_STD_DEVICES_SETTINGS \
108 "pciconfighost=1\0" \
110 "consoledev=ttyS0\0" \
112 "scriptaddr=0x7000000\0" \
113 "kernel_addr_r=0x1000000\0" \
114 "ramdisk_addr_r=0x4000000\0" \
115 "ramdiskfile=initramfs.gz\0"
118 #define CONFIG_RAMBOOTCOMMAND \
119 "setenv bootargs root=/dev/ram rw " \
120 "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
121 "console=$consoledev,$baudrate $othbootargs;" \
122 "tftpboot $kernel_addr_r $bootfile;" \
123 "tftpboot $ramdisk_addr_r $ramdiskfile;" \
124 "zboot $kernel_addr_r 0 $ramdisk_addr_r $filesize"
126 #define CONFIG_NFSBOOTCOMMAND \
127 "setenv bootargs root=/dev/nfs rw " \
128 "nfsroot=$serverip:$rootpath " \
129 "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
130 "console=$consoledev,$baudrate $othbootargs;" \
131 "tftpboot $kernel_addr_r $bootfile;" \
132 "zboot $kernel_addr_r"
135 #endif /* __CONFIG_H */