u-boot.h
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/*
* Copyright (c) 2011 The Chromium OS Authors.
*
* (C) Copyright 2000 - 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
********************************************************************
* NOTE: This header file defines an interface to U-Boot. Including
* this (unmodified) header file in another file is considered normal
* use of U-Boot, and does *not* fall under the heading of "derived
* work".
********************************************************************
*/
#ifndef __ASM_GENERIC_U_BOOT_H__
#define __ASM_GENERIC_U_BOOT_H__
/*
* Board information passed to Linux kernel from U-Boot
*
* include/asm-ppc/u-boot.h
*/
#ifndef __ASSEMBLY__
typedef struct bd_info {
unsigned long bi_memstart; /* start of DRAM memory */
phys_size_t bi_memsize; /* size of DRAM memory in bytes */
unsigned long bi_flashstart; /* start of FLASH memory */
unsigned long bi_flashsize; /* size of FLASH memory */
unsigned long bi_flashoffset; /* reserved area for startup monitor */
unsigned long bi_sramstart; /* start of SRAM memory */
unsigned long bi_sramsize; /* size of SRAM memory */
#ifdef CONFIG_ARM
unsigned long bi_arm_freq; /* arm frequency */
unsigned long bi_dsp_freq; /* dsp core frequency */
unsigned long bi_ddr_freq; /* ddr frequency */
#endif
#if defined(CONFIG_8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
unsigned long bi_immr_base; /* base of IMMR register */
#endif
#if defined(CONFIG_M68K)
unsigned long bi_mbar_base; /* base of internal registers */
#endif
#if defined(CONFIG_MPC83xx)
unsigned long bi_immrbar;
#endif
unsigned long bi_bootflags; /* boot / reboot flag (Unused) */
unsigned long bi_ip_addr; /* IP Address */
unsigned char bi_enetaddr[6]; /* OLD: see README.enetaddr */
unsigned short bi_ethspeed; /* Ethernet speed in Mbps */
unsigned long bi_intfreq; /* Internal Freq, in MHz */
unsigned long bi_busfreq; /* Bus Freq, in MHz */
#if defined(CONFIG_CPM2)
unsigned long bi_cpmfreq; /* CPM_CLK Freq, in MHz */
unsigned long bi_brgfreq; /* BRG_CLK Freq, in MHz */
unsigned long bi_sccfreq; /* SCC_CLK Freq, in MHz */
unsigned long bi_vco; /* VCO Out from PLL, in MHz */
#endif
#if defined(CONFIG_M68K)
unsigned long bi_ipbfreq; /* IPB Bus Freq, in MHz */
unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */
#endif
#if defined(CONFIG_EXTRA_CLOCK)
unsigned long bi_inpfreq; /* input Freq in MHz */
unsigned long bi_vcofreq; /* vco Freq in MHz */
unsigned long bi_flbfreq; /* Flexbus Freq in MHz */
#endif
#ifdef CONFIG_HAS_ETH1
unsigned char bi_enet1addr[6]; /* OLD: see README.enetaddr */
#endif
#ifdef CONFIG_HAS_ETH2
unsigned char bi_enet2addr[6]; /* OLD: see README.enetaddr */
#endif
#ifdef CONFIG_HAS_ETH3
unsigned char bi_enet3addr[6]; /* OLD: see README.enetaddr */
#endif
#ifdef CONFIG_HAS_ETH4
unsigned char bi_enet4addr[6]; /* OLD: see README.enetaddr */
#endif
#ifdef CONFIG_HAS_ETH5
unsigned char bi_enet5addr[6]; /* OLD: see README.enetaddr */
#endif
ulong bi_arch_number; /* unique id for this board */
ulong bi_boot_params; /* where this board expects params */
#ifdef CONFIG_NR_DRAM_BANKS
struct { /* RAM configuration */
phys_addr_t start;
phys_size_t size;
} bi_dram[CONFIG_NR_DRAM_BANKS];
#endif /* CONFIG_NR_DRAM_BANKS */
} bd_t;
#endif /* __ASSEMBLY__ */
#endif /* __ASM_GENERIC_U_BOOT_H__ */