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git.ipfire.org Git - people/ms/u-boot.git/blob - include/asm-generic/u-boot.h
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2 * Copyright (c) 2011 The Chromium OS Authors.
4 * (C) Copyright 2000 - 2002
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 * SPDX-License-Identifier: GPL-2.0+
8 ********************************************************************
9 * NOTE: This header file defines an interface to U-Boot. Including
10 * this (unmodified) header file in another file is considered normal
11 * use of U-Boot, and does *not* fall under the heading of "derived
13 ********************************************************************
16 #ifndef __ASM_GENERIC_U_BOOT_H__
17 #define __ASM_GENERIC_U_BOOT_H__
20 * Board information passed to Linux kernel from U-Boot
22 * include/asm-ppc/u-boot.h
27 typedef struct bd_info
{
28 unsigned long bi_memstart
; /* start of DRAM memory */
29 phys_size_t bi_memsize
; /* size of DRAM memory in bytes */
30 unsigned long bi_flashstart
; /* start of FLASH memory */
31 unsigned long bi_flashsize
; /* size of FLASH memory */
32 unsigned long bi_flashoffset
; /* reserved area for startup monitor */
33 unsigned long bi_sramstart
; /* start of SRAM memory */
34 unsigned long bi_sramsize
; /* size of SRAM memory */
36 unsigned char bi_phy_id
[4]; /* PHY address for ATAG_ETHERNET */
37 unsigned long bi_board_number
;/* ATAG_BOARDINFO */
40 unsigned long bi_arm_freq
; /* arm frequency */
41 unsigned long bi_dsp_freq
; /* dsp core frequency */
42 unsigned long bi_ddr_freq
; /* ddr frequency */
44 #if defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
45 unsigned long bi_immr_base
; /* base of IMMR register */
47 #if defined(CONFIG_M68K)
48 unsigned long bi_mbar_base
; /* base of internal registers */
50 #if defined(CONFIG_MPC83xx)
51 unsigned long bi_immrbar
;
53 unsigned long bi_bootflags
; /* boot / reboot flag (Unused) */
54 unsigned long bi_ip_addr
; /* IP Address */
55 unsigned char bi_enetaddr
[6]; /* OLD: see README.enetaddr */
56 unsigned short bi_ethspeed
; /* Ethernet speed in Mbps */
57 unsigned long bi_intfreq
; /* Internal Freq, in MHz */
58 unsigned long bi_busfreq
; /* Bus Freq, in MHz */
59 #if defined(CONFIG_CPM2)
60 unsigned long bi_cpmfreq
; /* CPM_CLK Freq, in MHz */
61 unsigned long bi_brgfreq
; /* BRG_CLK Freq, in MHz */
62 unsigned long bi_sccfreq
; /* SCC_CLK Freq, in MHz */
63 unsigned long bi_vco
; /* VCO Out from PLL, in MHz */
65 #if defined(CONFIG_M68K)
66 unsigned long bi_ipbfreq
; /* IPB Bus Freq, in MHz */
67 unsigned long bi_pcifreq
; /* PCI Bus Freq, in MHz */
69 #if defined(CONFIG_EXTRA_CLOCK)
70 unsigned long bi_inpfreq
; /* input Freq in MHz */
71 unsigned long bi_vcofreq
; /* vco Freq in MHz */
72 unsigned long bi_flbfreq
; /* Flexbus Freq in MHz */
74 #if defined(CONFIG_405) || \
75 defined(CONFIG_405GP) || \
76 defined(CONFIG_405EP) || \
77 defined(CONFIG_405EZ) || \
78 defined(CONFIG_405EX) || \
80 unsigned char bi_s_version
[4]; /* Version of this structure */
81 unsigned char bi_r_version
[32]; /* Version of the ROM (AMCC) */
82 unsigned int bi_procfreq
; /* CPU (Internal) Freq, in Hz */
83 unsigned int bi_plb_busfreq
; /* PLB Bus speed, in Hz */
84 unsigned int bi_pci_busfreq
; /* PCI Bus speed, in Hz */
85 unsigned char bi_pci_enetaddr
[6]; /* PCI Ethernet MAC address */
88 #ifdef CONFIG_HAS_ETH1
89 unsigned char bi_enet1addr
[6]; /* OLD: see README.enetaddr */
91 #ifdef CONFIG_HAS_ETH2
92 unsigned char bi_enet2addr
[6]; /* OLD: see README.enetaddr */
94 #ifdef CONFIG_HAS_ETH3
95 unsigned char bi_enet3addr
[6]; /* OLD: see README.enetaddr */
97 #ifdef CONFIG_HAS_ETH4
98 unsigned char bi_enet4addr
[6]; /* OLD: see README.enetaddr */
100 #ifdef CONFIG_HAS_ETH5
101 unsigned char bi_enet5addr
[6]; /* OLD: see README.enetaddr */
104 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
105 defined(CONFIG_405EZ) || defined(CONFIG_440GX) || \
106 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
107 defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
108 defined(CONFIG_460EX) || defined(CONFIG_460GT)
109 unsigned int bi_opbfreq
; /* OPB clock in Hz */
110 int bi_iic_fast
[2]; /* Use fast i2c mode */
112 #if defined(CONFIG_4xx)
113 #if defined(CONFIG_440GX) || \
114 defined(CONFIG_460EX) || defined(CONFIG_460GT)
115 int bi_phynum
[4]; /* Determines phy mapping */
116 int bi_phymode
[4]; /* Determines phy mode */
117 #elif defined(CONFIG_405EP) || defined(CONFIG_405EX) || defined(CONFIG_440)
118 int bi_phynum
[2]; /* Determines phy mapping */
119 int bi_phymode
[2]; /* Determines phy mode */
121 int bi_phynum
[1]; /* Determines phy mapping */
122 int bi_phymode
[1]; /* Determines phy mode */
124 #endif /* defined(CONFIG_4xx) */
125 ulong bi_arch_number
; /* unique id for this board */
126 ulong bi_boot_params
; /* where this board expects params */
127 #ifdef CONFIG_NR_DRAM_BANKS
128 struct { /* RAM configuration */
131 } bi_dram
[CONFIG_NR_DRAM_BANKS
];
132 #endif /* CONFIG_NR_DRAM_BANKS */
135 #endif /* __ASSEMBLY__ */
137 #endif /* __ASM_GENERIC_U_BOOT_H__ */