xref: /openbmc/linux/arch/powerpc/boot/ppcboot.h (revision bc5aa3a0)
1 /*
2  * This interface is used for compatibility with old U-boots *ONLY*.
3  * Please do not imitate or extend this.
4  */
5 
6 /*
7  * (C) Copyright 2000, 2001
8  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9  *
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License as
12  * published by the Free Software Foundation; either version 2 of
13  * the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23  * MA 02111-1307 USA
24  */
25 
26 #ifndef __PPCBOOT_H__
27 #define __PPCBOOT_H__
28 
29 /*
30  * Board information passed to kernel from PPCBoot
31  *
32  * include/asm-ppc/ppcboot.h
33  */
34 
35 #include "types.h"
36 
37 typedef struct bd_info {
38 	unsigned long	bi_memstart;	/* start of DRAM memory */
39 	unsigned long	bi_memsize;	/* size	 of DRAM memory in bytes */
40 	unsigned long	bi_flashstart;	/* start of FLASH memory */
41 	unsigned long	bi_flashsize;	/* size	 of FLASH memory */
42 	unsigned long	bi_flashoffset; /* reserved area for startup monitor */
43 	unsigned long	bi_sramstart;	/* start of SRAM memory */
44 	unsigned long	bi_sramsize;	/* size	 of SRAM memory */
45 #if defined(TARGET_8xx) || defined(TARGET_CPM2) || defined(TARGET_85xx) ||\
46 	defined(TARGET_83xx) || defined(TARGET_86xx)
47 	unsigned long	bi_immr_base;	/* base of IMMR register */
48 #endif
49 #if defined(TARGET_PPC_MPC52xx)
50 	unsigned long   bi_mbar_base;   /* base of internal registers */
51 #endif
52 	unsigned long	bi_bootflags;	/* boot / reboot flag (for LynxOS) */
53 	unsigned long	bi_ip_addr;	/* IP Address */
54 	unsigned char	bi_enetaddr[6];	/* Ethernet address */
55 	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps */
56 	unsigned long	bi_intfreq;	/* Internal Freq, in MHz */
57 	unsigned long	bi_busfreq;	/* Bus Freq, in MHz */
58 #if defined(TARGET_CPM2)
59 	unsigned long	bi_cpmfreq;	/* CPM_CLK Freq, in MHz */
60 	unsigned long	bi_brgfreq;	/* BRG_CLK Freq, in MHz */
61 	unsigned long	bi_sccfreq;	/* SCC_CLK Freq, in MHz */
62 	unsigned long	bi_vco;		/* VCO Out from PLL, in MHz */
63 #endif
64 #if defined(TARGET_PPC_MPC52xx)
65 	unsigned long   bi_ipbfreq;     /* IPB Bus Freq, in MHz */
66 	unsigned long   bi_pcifreq;     /* PCI Bus Freq, in MHz */
67 #endif
68 	unsigned long	bi_baudrate;	/* Console Baudrate */
69 #if defined(TARGET_4xx)
70 	unsigned char	bi_s_version[4];	/* Version of this structure */
71 	unsigned char	bi_r_version[32];	/* Version of the ROM (IBM) */
72 	unsigned int	bi_procfreq;	/* CPU (Internal) Freq, in Hz */
73 	unsigned int	bi_plb_busfreq;	/* PLB Bus speed, in Hz */
74 	unsigned int	bi_pci_busfreq;	/* PCI Bus speed, in Hz */
75 	unsigned char	bi_pci_enetaddr[6];	/* PCI Ethernet MAC address */
76 #endif
77 #if defined(TARGET_HYMOD)
78 	hymod_conf_t	bi_hymod_conf;	/* hymod configuration information */
79 #endif
80 #if defined(TARGET_EVB64260) || defined(TARGET_405EP) || defined(TARGET_44x) || \
81 	defined(TARGET_85xx) ||	defined(TARGET_83xx) || defined(TARGET_HAS_ETH1)
82 	/* second onboard ethernet port */
83 	unsigned char	bi_enet1addr[6];
84 #define HAVE_ENET1ADDR
85 #endif
86 #if defined(TARGET_EVB64260) || defined(TARGET_440GX) || \
87     defined(TARGET_85xx) || defined(TARGET_HAS_ETH2)
88 	/* third onboard ethernet ports */
89 	unsigned char	bi_enet2addr[6];
90 #define HAVE_ENET2ADDR
91 #endif
92 #if defined(TARGET_440GX) || defined(TARGET_HAS_ETH3)
93 	/* fourth onboard ethernet ports */
94 	unsigned char	bi_enet3addr[6];
95 #define HAVE_ENET3ADDR
96 #endif
97 #if defined(TARGET_4xx)
98 	unsigned int	bi_opbfreq;		/* OB clock in Hz */
99 	int		bi_iic_fast[2];		/* Use fast i2c mode */
100 #endif
101 #if defined(TARGET_440GX)
102 	int		bi_phynum[4];		/* phy mapping */
103 	int		bi_phymode[4];		/* phy mode */
104 #endif
105 } bd_t;
106 
107 #define bi_tbfreq	bi_intfreq
108 
109 #endif	/* __PPCBOOT_H__ */
110