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 * Unfortunately, the ESTeem Hotfoot board uses a mangled version of 9 * ppcboot.h for historical reasons, and in the interest of having a 10 * mainline kernel boot on the production board+bootloader, this was the 11 * least-offensive solution. Please direct all flames to: 12 * 13 * Solomon Peachy <solomon@linux-wlan.com> 14 * 15 * (This header is identical to ppcboot.h except for the 16 * TARGET_HOTFOOT bits) 17 */ 18 19 /* 20 * (C) Copyright 2000, 2001 21 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 22 */ 23 24 #ifndef __PPCBOOT_H__ 25 #define __PPCBOOT_H__ 26 27 /* 28 * Board information passed to kernel from PPCBoot 29 * 30 * include/asm-ppc/ppcboot.h 31 */ 32 33 #include "types.h" 34 35 typedef struct bd_info { 36 unsigned long bi_memstart; /* start of DRAM memory */ 37 unsigned long bi_memsize; /* size of DRAM memory in bytes */ 38 unsigned long bi_flashstart; /* start of FLASH memory */ 39 unsigned long bi_flashsize; /* size of FLASH memory */ 40 unsigned long bi_flashoffset; /* reserved area for startup monitor */ 41 unsigned long bi_sramstart; /* start of SRAM memory */ 42 unsigned long bi_sramsize; /* size of SRAM memory */ 43 #if defined(TARGET_8xx) || defined(TARGET_CPM2) || defined(TARGET_85xx) ||\ 44 defined(TARGET_83xx) 45 unsigned long bi_immr_base; /* base of IMMR register */ 46 #endif 47 #if defined(TARGET_PPC_MPC52xx) 48 unsigned long bi_mbar_base; /* base of internal registers */ 49 #endif 50 unsigned long bi_bootflags; /* boot / reboot flag (for LynxOS) */ 51 unsigned long bi_ip_addr; /* IP Address */ 52 unsigned char bi_enetaddr[6]; /* Ethernet address */ 53 #if defined(TARGET_HOTFOOT) 54 /* second onboard ethernet port */ 55 unsigned char bi_enet1addr[6]; 56 #define HAVE_ENET1ADDR 57 #endif /* TARGET_HOOTFOOT */ 58 unsigned short bi_ethspeed; /* Ethernet speed in Mbps */ 59 unsigned long bi_intfreq; /* Internal Freq, in MHz */ 60 unsigned long bi_busfreq; /* Bus Freq, in MHz */ 61 #if defined(TARGET_CPM2) 62 unsigned long bi_cpmfreq; /* CPM_CLK Freq, in MHz */ 63 unsigned long bi_brgfreq; /* BRG_CLK Freq, in MHz */ 64 unsigned long bi_sccfreq; /* SCC_CLK Freq, in MHz */ 65 unsigned long bi_vco; /* VCO Out from PLL, in MHz */ 66 #endif 67 #if defined(TARGET_PPC_MPC52xx) 68 unsigned long bi_ipbfreq; /* IPB Bus Freq, in MHz */ 69 unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */ 70 #endif 71 unsigned long bi_baudrate; /* Console Baudrate */ 72 #if defined(TARGET_4xx) 73 unsigned char bi_s_version[4]; /* Version of this structure */ 74 unsigned char bi_r_version[32]; /* Version of the ROM (IBM) */ 75 unsigned int bi_procfreq; /* CPU (Internal) Freq, in Hz */ 76 unsigned int bi_plb_busfreq; /* PLB Bus speed, in Hz */ 77 unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */ 78 unsigned char bi_pci_enetaddr[6]; /* PCI Ethernet MAC address */ 79 #endif 80 #if defined(TARGET_HOTFOOT) 81 unsigned int bi_pllouta_freq; /* PLL OUTA speed, in Hz */ 82 #endif 83 #if defined(TARGET_HYMOD) 84 hymod_conf_t bi_hymod_conf; /* hymod configuration information */ 85 #endif 86 #if defined(TARGET_EVB64260) || defined(TARGET_405EP) || defined(TARGET_44x) || \ 87 defined(TARGET_85xx) || defined(TARGET_83xx) || defined(TARGET_HAS_ETH1) 88 /* second onboard ethernet port */ 89 unsigned char bi_enet1addr[6]; 90 #define HAVE_ENET1ADDR 91 #endif 92 #if defined(TARGET_EVB64260) || defined(TARGET_440GX) || \ 93 defined(TARGET_85xx) || defined(TARGET_HAS_ETH2) 94 /* third onboard ethernet ports */ 95 unsigned char bi_enet2addr[6]; 96 #define HAVE_ENET2ADDR 97 #endif 98 #if defined(TARGET_440GX) || defined(TARGET_HAS_ETH3) 99 /* fourth onboard ethernet ports */ 100 unsigned char bi_enet3addr[6]; 101 #define HAVE_ENET3ADDR 102 #endif 103 #if defined(TARGET_HOTFOOT) 104 int bi_phynum[2]; /* Determines phy mapping */ 105 int bi_phymode[2]; /* Determines phy mode */ 106 #endif 107 #if defined(TARGET_4xx) 108 unsigned int bi_opbfreq; /* OB clock in Hz */ 109 int bi_iic_fast[2]; /* Use fast i2c mode */ 110 #endif 111 #if defined(TARGET_440GX) 112 int bi_phynum[4]; /* phy mapping */ 113 int bi_phymode[4]; /* phy mode */ 114 #endif 115 } bd_t; 116 117 #define bi_tbfreq bi_intfreq 118 119 #endif /* __PPCBOOT_H__ */ 120