xref: /openbmc/u-boot/include/asm-generic/u-boot.h (revision a3b36c84)
1 /*
2  * Copyright (c) 2011 The Chromium OS Authors.
3  *
4  * (C) Copyright 2000 - 2002
5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6  *
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
12  * work".
13  ********************************************************************
14  */
15 
16 #ifndef __ASM_GENERIC_U_BOOT_H__
17 #define __ASM_GENERIC_U_BOOT_H__
18 
19 /*
20  * Board information passed to Linux kernel from U-Boot
21  *
22  * include/asm-ppc/u-boot.h
23  */
24 
25 #ifndef __ASSEMBLY__
26 
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 */
35 #ifdef CONFIG_ARM
36 	unsigned long	bi_arm_freq; /* arm frequency */
37 	unsigned long	bi_dsp_freq; /* dsp core frequency */
38 	unsigned long	bi_ddr_freq; /* ddr frequency */
39 #endif
40 #if defined(CONFIG_8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
41 	unsigned long	bi_immr_base;	/* base of IMMR register */
42 #endif
43 #if defined(CONFIG_M68K)
44 	unsigned long	bi_mbar_base;	/* base of internal registers */
45 #endif
46 #if defined(CONFIG_MPC83xx)
47 	unsigned long	bi_immrbar;
48 #endif
49 	unsigned long	bi_bootflags;	/* boot / reboot flag (Unused) */
50 	unsigned long	bi_ip_addr;	/* IP Address */
51 	unsigned char	bi_enetaddr[6];	/* OLD: see README.enetaddr */
52 	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps */
53 	unsigned long	bi_intfreq;	/* Internal Freq, in MHz */
54 	unsigned long	bi_busfreq;	/* Bus Freq, in MHz */
55 #if defined(CONFIG_CPM2)
56 	unsigned long	bi_cpmfreq;	/* CPM_CLK Freq, in MHz */
57 	unsigned long	bi_brgfreq;	/* BRG_CLK Freq, in MHz */
58 	unsigned long	bi_sccfreq;	/* SCC_CLK Freq, in MHz */
59 	unsigned long	bi_vco;		/* VCO Out from PLL, in MHz */
60 #endif
61 #if defined(CONFIG_M68K)
62 	unsigned long	bi_ipbfreq;	/* IPB Bus Freq, in MHz */
63 	unsigned long	bi_pcifreq;	/* PCI Bus Freq, in MHz */
64 #endif
65 #if defined(CONFIG_EXTRA_CLOCK)
66 	unsigned long bi_inpfreq;	/* input Freq in MHz */
67 	unsigned long bi_vcofreq;	/* vco Freq in MHz */
68 	unsigned long bi_flbfreq;	/* Flexbus Freq in MHz */
69 #endif
70 
71 #ifdef CONFIG_HAS_ETH1
72 	unsigned char   bi_enet1addr[6];	/* OLD: see README.enetaddr */
73 #endif
74 #ifdef CONFIG_HAS_ETH2
75 	unsigned char	bi_enet2addr[6];	/* OLD: see README.enetaddr */
76 #endif
77 #ifdef CONFIG_HAS_ETH3
78 	unsigned char   bi_enet3addr[6];	/* OLD: see README.enetaddr */
79 #endif
80 #ifdef CONFIG_HAS_ETH4
81 	unsigned char   bi_enet4addr[6];	/* OLD: see README.enetaddr */
82 #endif
83 #ifdef CONFIG_HAS_ETH5
84 	unsigned char   bi_enet5addr[6];	/* OLD: see README.enetaddr */
85 #endif
86 
87 	ulong	        bi_arch_number;	/* unique id for this board */
88 	ulong	        bi_boot_params;	/* where this board expects params */
89 #ifdef CONFIG_NR_DRAM_BANKS
90 	struct {			/* RAM configuration */
91 		phys_addr_t start;
92 		phys_size_t size;
93 	} bi_dram[CONFIG_NR_DRAM_BANKS];
94 #endif /* CONFIG_NR_DRAM_BANKS */
95 } bd_t;
96 
97 #endif /* __ASSEMBLY__ */
98 
99 #endif	/* __ASM_GENERIC_U_BOOT_H__ */
100