xref: /openbmc/u-boot/include/asm-generic/u-boot.h (revision e8f80a5a)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (c) 2011 The Chromium OS Authors.
4  *
5  * (C) Copyright 2000 - 2002
6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7  ********************************************************************
8  * NOTE: This header file defines an interface to U-Boot. Including
9  * this (unmodified) header file in another file is considered normal
10  * use of U-Boot, and does *not* fall under the heading of "derived
11  * work".
12  ********************************************************************
13  */
14 
15 #ifndef __ASM_GENERIC_U_BOOT_H__
16 #define __ASM_GENERIC_U_BOOT_H__
17 
18 /*
19  * Board information passed to Linux kernel from U-Boot
20  *
21  * include/asm-ppc/u-boot.h
22  */
23 
24 #ifndef __ASSEMBLY__
25 
26 typedef struct bd_info {
27 	unsigned long	bi_memstart;	/* start of DRAM memory */
28 	phys_size_t	bi_memsize;	/* size	 of DRAM memory in bytes */
29 	unsigned long	bi_flashstart;	/* start of FLASH memory */
30 	unsigned long	bi_flashsize;	/* size	 of FLASH memory */
31 	unsigned long	bi_flashoffset; /* reserved area for startup monitor */
32 	unsigned long	bi_sramstart;	/* start of SRAM memory */
33 	unsigned long	bi_sramsize;	/* size	 of SRAM memory */
34 #ifdef CONFIG_ARM
35 	unsigned long	bi_arm_freq; /* arm frequency */
36 	unsigned long	bi_dsp_freq; /* dsp core frequency */
37 	unsigned long	bi_ddr_freq; /* ddr frequency */
38 #endif
39 #if defined(CONFIG_MPC8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
40 	unsigned long	bi_immr_base;	/* base of IMMR register */
41 #endif
42 #if defined(CONFIG_M68K)
43 	unsigned long	bi_mbar_base;	/* base of internal registers */
44 #endif
45 #if defined(CONFIG_MPC83xx)
46 	unsigned long	bi_immrbar;
47 #endif
48 	unsigned long	bi_bootflags;	/* boot / reboot flag (Unused) */
49 	unsigned long	bi_ip_addr;	/* IP Address */
50 	unsigned char	bi_enetaddr[6];	/* OLD: see README.enetaddr */
51 	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps */
52 	unsigned long	bi_intfreq;	/* Internal Freq, in MHz */
53 	unsigned long	bi_busfreq;	/* Bus Freq, in MHz */
54 #if defined(CONFIG_CPM2)
55 	unsigned long	bi_cpmfreq;	/* CPM_CLK Freq, in MHz */
56 	unsigned long	bi_brgfreq;	/* BRG_CLK Freq, in MHz */
57 	unsigned long	bi_sccfreq;	/* SCC_CLK Freq, in MHz */
58 	unsigned long	bi_vco;		/* VCO Out from PLL, in MHz */
59 #endif
60 #if defined(CONFIG_M68K)
61 	unsigned long	bi_ipbfreq;	/* IPB Bus Freq, in MHz */
62 	unsigned long	bi_pcifreq;	/* PCI Bus Freq, in MHz */
63 #endif
64 #if defined(CONFIG_EXTRA_CLOCK)
65 	unsigned long bi_inpfreq;	/* input Freq in MHz */
66 	unsigned long bi_vcofreq;	/* vco Freq in MHz */
67 	unsigned long bi_flbfreq;	/* Flexbus Freq in MHz */
68 #endif
69 
70 #ifdef CONFIG_HAS_ETH1
71 	unsigned char   bi_enet1addr[6];	/* OLD: see README.enetaddr */
72 #endif
73 #ifdef CONFIG_HAS_ETH2
74 	unsigned char	bi_enet2addr[6];	/* OLD: see README.enetaddr */
75 #endif
76 #ifdef CONFIG_HAS_ETH3
77 	unsigned char   bi_enet3addr[6];	/* OLD: see README.enetaddr */
78 #endif
79 #ifdef CONFIG_HAS_ETH4
80 	unsigned char   bi_enet4addr[6];	/* OLD: see README.enetaddr */
81 #endif
82 #ifdef CONFIG_HAS_ETH5
83 	unsigned char   bi_enet5addr[6];	/* OLD: see README.enetaddr */
84 #endif
85 
86 	ulong	        bi_arch_number;	/* unique id for this board */
87 	ulong	        bi_boot_params;	/* where this board expects params */
88 #ifdef CONFIG_NR_DRAM_BANKS
89 	struct {			/* RAM configuration */
90 		phys_addr_t start;
91 		phys_size_t size;
92 	} bi_dram[CONFIG_NR_DRAM_BANKS];
93 #endif /* CONFIG_NR_DRAM_BANKS */
94 } bd_t;
95 
96 #endif /* __ASSEMBLY__ */
97 
98 #endif	/* __ASM_GENERIC_U_BOOT_H__ */
99