xref: /openbmc/linux/arch/powerpc/boot/ppcboot.h (revision e15a5365)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * This interface is used for compatibility with old U-boots *ONLY*.
4  * Please do not imitate or extend this.
5  */
6 
7 /*
8  * (C) Copyright 2000, 2001
9  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
10  */
11 
12 #ifndef __PPCBOOT_H__
13 #define __PPCBOOT_H__
14 
15 /*
16  * Board information passed to kernel from PPCBoot
17  *
18  * include/asm-ppc/ppcboot.h
19  */
20 
21 #include "types.h"
22 
23 typedef struct bd_info {
24 	unsigned long	bi_memstart;	/* start of DRAM memory */
25 	unsigned long	bi_memsize;	/* size	 of DRAM memory in bytes */
26 	unsigned long	bi_flashstart;	/* start of FLASH memory */
27 	unsigned long	bi_flashsize;	/* size	 of FLASH memory */
28 	unsigned long	bi_flashoffset; /* reserved area for startup monitor */
29 	unsigned long	bi_sramstart;	/* start of SRAM memory */
30 	unsigned long	bi_sramsize;	/* size	 of SRAM memory */
31 #if defined(TARGET_8xx) || defined(TARGET_CPM2) || defined(TARGET_85xx) ||\
32 	defined(TARGET_83xx) || defined(TARGET_86xx)
33 	unsigned long	bi_immr_base;	/* base of IMMR register */
34 #endif
35 #if defined(TARGET_PPC_MPC52xx)
36 	unsigned long   bi_mbar_base;   /* base of internal registers */
37 #endif
38 	unsigned long	bi_bootflags;	/* boot / reboot flag (for LynxOS) */
39 	unsigned long	bi_ip_addr;	/* IP Address */
40 	unsigned char	bi_enetaddr[6];	/* Ethernet address */
41 	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps */
42 	unsigned long	bi_intfreq;	/* Internal Freq, in MHz */
43 	unsigned long	bi_busfreq;	/* Bus Freq, in MHz */
44 #if defined(TARGET_CPM2)
45 	unsigned long	bi_cpmfreq;	/* CPM_CLK Freq, in MHz */
46 	unsigned long	bi_brgfreq;	/* BRG_CLK Freq, in MHz */
47 	unsigned long	bi_sccfreq;	/* SCC_CLK Freq, in MHz */
48 	unsigned long	bi_vco;		/* VCO Out from PLL, in MHz */
49 #endif
50 #if defined(TARGET_PPC_MPC52xx)
51 	unsigned long   bi_ipbfreq;     /* IPB Bus Freq, in MHz */
52 	unsigned long   bi_pcifreq;     /* PCI Bus Freq, in MHz */
53 #endif
54 	unsigned long	bi_baudrate;	/* Console Baudrate */
55 #if defined(TARGET_4xx)
56 	unsigned char	bi_s_version[4];	/* Version of this structure */
57 	unsigned char	bi_r_version[32];	/* Version of the ROM (IBM) */
58 	unsigned int	bi_procfreq;	/* CPU (Internal) Freq, in Hz */
59 	unsigned int	bi_plb_busfreq;	/* PLB Bus speed, in Hz */
60 	unsigned int	bi_pci_busfreq;	/* PCI Bus speed, in Hz */
61 	unsigned char	bi_pci_enetaddr[6];	/* PCI Ethernet MAC address */
62 #endif
63 #if defined(TARGET_HYMOD)
64 	hymod_conf_t	bi_hymod_conf;	/* hymod configuration information */
65 #endif
66 #if defined(TARGET_EVB64260) || defined(TARGET_405EP) || defined(TARGET_44x) || \
67 	defined(TARGET_85xx) ||	defined(TARGET_83xx) || defined(TARGET_HAS_ETH1)
68 	/* second onboard ethernet port */
69 	unsigned char	bi_enet1addr[6];
70 #define HAVE_ENET1ADDR
71 #endif
72 #if defined(TARGET_EVB64260) || defined(TARGET_440GX) || \
73     defined(TARGET_85xx) || defined(TARGET_HAS_ETH2)
74 	/* third onboard ethernet ports */
75 	unsigned char	bi_enet2addr[6];
76 #define HAVE_ENET2ADDR
77 #endif
78 #if defined(TARGET_440GX) || defined(TARGET_HAS_ETH3)
79 	/* fourth onboard ethernet ports */
80 	unsigned char	bi_enet3addr[6];
81 #define HAVE_ENET3ADDR
82 #endif
83 #if defined(TARGET_4xx)
84 	unsigned int	bi_opbfreq;		/* OB clock in Hz */
85 	int		bi_iic_fast[2];		/* Use fast i2c mode */
86 #endif
87 #if defined(TARGET_440GX)
88 	int		bi_phynum[4];		/* phy mapping */
89 	int		bi_phymode[4];		/* phy mode */
90 #endif
91 } bd_t;
92 
93 #define bi_tbfreq	bi_intfreq
94 
95 #endif	/* __PPCBOOT_H__ */
96