1819833afSPeter Tyser /* 291a76751SWolfgang Denk * (C) Copyright 2002 - 2010 3819833afSPeter Tyser * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4819833afSPeter Tyser * 5819833afSPeter Tyser * See file CREDITS for list of people who contributed to this 6819833afSPeter Tyser * project. 7819833afSPeter Tyser * 8819833afSPeter Tyser * This program is free software; you can redistribute it and/or 9819833afSPeter Tyser * modify it under the terms of the GNU General Public License as 10819833afSPeter Tyser * published by the Free Software Foundation; either version 2 of 11819833afSPeter Tyser * the License, or (at your option) any later version. 12819833afSPeter Tyser * 13819833afSPeter Tyser * This program is distributed in the hope that it will be useful, 14819833afSPeter Tyser * but WITHOUT ANY WARRANTY; without even the implied warranty of 15819833afSPeter Tyser * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16819833afSPeter Tyser * GNU General Public License for more details. 17819833afSPeter Tyser * 18819833afSPeter Tyser * You should have received a copy of the GNU General Public License 19819833afSPeter Tyser * along with this program; if not, write to the Free Software 20819833afSPeter Tyser * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21819833afSPeter Tyser * MA 02111-1307 USA 22819833afSPeter Tyser */ 23819833afSPeter Tyser 24819833afSPeter Tyser #ifndef __ASM_GBL_DATA_H 25819833afSPeter Tyser #define __ASM_GBL_DATA_H 265cb48582SSimon Glass 275cb48582SSimon Glass /* Architecture-specific global data */ 285cb48582SSimon Glass struct arch_global_data { 29*609e6ec3SSimon Glass #ifdef CONFIG_FSL_I2C 30*609e6ec3SSimon Glass unsigned long i2c1_clk; 31*609e6ec3SSimon Glass unsigned long i2c2_clk; 32*609e6ec3SSimon Glass #endif 335cb48582SSimon Glass }; 345cb48582SSimon Glass 35819833afSPeter Tyser /* 36819833afSPeter Tyser * The following data structure is placed in some memory wich is 37819833afSPeter Tyser * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or 38819833afSPeter Tyser * some locked parts of the data cache) to allow for a minimum set of 39819833afSPeter Tyser * global variables during system initialization (until we have set 40819833afSPeter Tyser * up the memory controller so that we can use RAM). 41819833afSPeter Tyser */ 42819833afSPeter Tyser 43819833afSPeter Tyser typedef struct global_data { 44819833afSPeter Tyser bd_t *bd; 45819833afSPeter Tyser unsigned long flags; 46f5a5b3c5SSimon Glass unsigned int baudrate; 47819833afSPeter Tyser unsigned long cpu_clk; /* CPU clock in Hz! */ 48819833afSPeter Tyser unsigned long bus_clk; 49819833afSPeter Tyser #ifdef CONFIG_PCI 50819833afSPeter Tyser unsigned long pci_clk; 51819833afSPeter Tyser #endif 52819833afSPeter Tyser #ifdef CONFIG_EXTRA_CLOCK 53819833afSPeter Tyser unsigned long inp_clk; 54819833afSPeter Tyser unsigned long vco_clk; 55819833afSPeter Tyser unsigned long flb_clk; 56819833afSPeter Tyser #endif 57819833afSPeter Tyser phys_size_t ram_size; /* RAM size */ 58819833afSPeter Tyser unsigned long reloc_off; /* Relocation Offset */ 59819833afSPeter Tyser unsigned long reset_status; /* reset status register at boot */ 60819833afSPeter Tyser unsigned long env_addr; /* Address of Environment struct */ 61819833afSPeter Tyser unsigned long env_valid; /* Checksum of Environment valid? */ 62819833afSPeter Tyser unsigned long have_console; /* serial_init() was called */ 639558b48aSGraeme Russ #ifdef CONFIG_PRE_CONSOLE_BUFFER 649558b48aSGraeme Russ unsigned long precon_buf_idx; /* Pre-Console buffer index */ 659558b48aSGraeme Russ #endif 66819833afSPeter Tyser #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) 67819833afSPeter Tyser unsigned long fb_base; /* Base addr of framebuffer memory */ 68819833afSPeter Tyser #endif 69819833afSPeter Tyser #ifdef CONFIG_BOARD_TYPES 70819833afSPeter Tyser unsigned long board_type; 71819833afSPeter Tyser #endif 72819833afSPeter Tyser void **jt; /* Standalone app jump table */ 7391a76751SWolfgang Denk char env_buf[32]; /* buffer for getenv() before reloc. */ 745cb48582SSimon Glass struct arch_global_data arch; /* architecture-specific data */ 75819833afSPeter Tyser } gd_t; 76819833afSPeter Tyser 7747fde91fSMike Frysinger #include <asm-generic/global_data_flags.h> 78819833afSPeter Tyser 79819833afSPeter Tyser #if 0 80819833afSPeter Tyser extern gd_t *global_data; 81819833afSPeter Tyser #define DECLARE_GLOBAL_DATA_PTR gd_t *gd = global_data 82819833afSPeter Tyser #else 83819833afSPeter Tyser #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("d7") 84819833afSPeter Tyser #endif 85819833afSPeter Tyser 86819833afSPeter Tyser #endif /* __ASM_GBL_DATA_H */ 87