1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (c) 2011 The Chromium OS Authors.
4  * (C) Copyright 2008
5  * Graeme Russ, graeme.russ@gmail.com.
6  */
7 
8 #include <asm/ibmpc.h>
9 
10 #ifndef __CONFIG_X86_COMMON_H
11 #define __CONFIG_X86_COMMON_H
12 
13 /*
14  * High Level Configuration Options
15  * (easy to change)
16  */
17 #define CONFIG_PHYSMEM
18 
19 #define CONFIG_LMB
20 
21 #define CONFIG_SYS_BOOTM_LEN		(16 << 20)
22 
23 /* SATA AHCI storage */
24 #ifdef CONFIG_SCSI_AHCI
25 #define CONFIG_LBA48
26 #define CONFIG_SYS_64BIT_LBA
27 
28 #endif
29 
30 /* Generic TPM interfaced through LPC bus */
31 #define CONFIG_TPM_TIS_BASE_ADDRESS        0xfed40000
32 
33 /*-----------------------------------------------------------------------
34  * Real Time Clock Configuration
35  */
36 #define CONFIG_SYS_ISA_IO_BASE_ADDRESS	0
37 #define CONFIG_SYS_ISA_IO      CONFIG_SYS_ISA_IO_BASE_ADDRESS
38 
39 /*-----------------------------------------------------------------------
40  * Serial Configuration
41  */
42 #define CONFIG_SYS_NS16550_PORT_MAPPED
43 
44 #ifndef CONFIG_BOOTCOMMAND
45 #define CONFIG_BOOTCOMMAND	\
46 	"ext2load scsi 0:3 01000000 /boot/vmlinuz; zboot 01000000"
47 #endif
48 
49 #if defined(CONFIG_CMD_KGDB)
50 #define CONFIG_KGDB_BAUDRATE			115200
51 #endif
52 
53 /*
54  * Miscellaneous configurable options
55  */
56 #define CONFIG_SYS_CBSIZE			512
57 
58 #define CONFIG_SYS_LOAD_ADDR			0x20000000
59 
60 /*-----------------------------------------------------------------------
61  * CPU Features
62  */
63 
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
67 
68 /*-----------------------------------------------------------------------
69  * Environment configuration
70  */
71 
72 /*-----------------------------------------------------------------------
73  * PCI configuration
74  */
75 #define CONFIG_PCI_CONFIG_HOST_BRIDGE
76 
77 /*-----------------------------------------------------------------------
78  * USB configuration
79  */
80 
81 #define CONFIG_TFTP_TSIZE
82 #define CONFIG_BOOTP_BOOTFILESIZE
83 
84 /* Default environment */
85 #define CONFIG_ROOTPATH		"/opt/nfsroot"
86 #define CONFIG_HOSTNAME		"x86"
87 #define CONFIG_BOOTFILE		"bzImage"
88 #define CONFIG_LOADADDR		0x1000000
89 #define CONFIG_RAMDISK_ADDR	0x4000000
90 #if defined(CONFIG_GENERATE_ACPI_TABLE) || defined(CONFIG_EFI_STUB)
91 #define CONFIG_OTHBOOTARGS	"othbootargs=\0"
92 #else
93 #define CONFIG_OTHBOOTARGS	"othbootargs=acpi=off\0"
94 #endif
95 
96 #if defined(CONFIG_DISTRO_DEFAULTS)
97 #define DISTRO_BOOTENV		BOOTENV
98 #else
99 #define DISTRO_BOOTENV
100 #endif
101 
102 #define CONFIG_EXTRA_ENV_SETTINGS			\
103 	DISTRO_BOOTENV					\
104 	CONFIG_STD_DEVICES_SETTINGS			\
105 	"pciconfighost=1\0"				\
106 	"netdev=eth0\0"					\
107 	"consoledev=ttyS0\0"				\
108 	CONFIG_OTHBOOTARGS				\
109 	"scriptaddr=0x7000000\0"			\
110 	"kernel_addr_r=0x1000000\0"			\
111 	"ramdisk_addr_r=0x4000000\0"			\
112 	"ramdiskfile=initramfs.gz\0"
113 
114 
115 #define CONFIG_RAMBOOTCOMMAND				\
116 	"setenv bootargs root=/dev/ram rw "		\
117 	"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
118 	"console=$consoledev,$baudrate $othbootargs;"	\
119 	"tftpboot $kernel_addr_r $bootfile;"		\
120 	"tftpboot $ramdisk_addr_r $ramdiskfile;"	\
121 	"zboot $kernel_addr_r 0 $ramdisk_addr_r $filesize"
122 
123 #define CONFIG_NFSBOOTCOMMAND				\
124 	"setenv bootargs root=/dev/nfs rw "		\
125 	"nfsroot=$serverip:$rootpath "			\
126 	"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
127 	"console=$consoledev,$baudrate $othbootargs;"	\
128 	"tftpboot $kernel_addr_r $bootfile;"		\
129 	"zboot $kernel_addr_r"
130 
131 
132 #endif	/* __CONFIG_H */
133