| /* | |
| * (C) Copyright 2002-2010 | |
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
| * | |
| * (C) Copyright 2007 | |
| * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com. | |
| * | |
| * See file CREDITS for list of people who contributed to this | |
| * project. | |
| * | |
| * This program is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU General Public License as | |
| * published by the Free Software Foundation; either version 2 of | |
| * the License, or (at your option) any later version. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU General Public License | |
| * along with this program; if not, write to the Free Software | |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
| * MA 02111-1307 USA | |
| */ | |
| #ifndef __ASM_GBL_DATA_H | |
| #define __ASM_GBL_DATA_H | |
| #include "asm/types.h" | |
| /* | |
| * The following data structure is placed in some memory wich is | |
| * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or | |
| * some locked parts of the data cache) to allow for a minimum set of | |
| * global variables during system initialization (until we have set | |
| * up the memory controller so that we can use RAM). | |
| */ | |
| typedef struct global_data { | |
| bd_t *bd; | |
| unsigned long flags; | |
| unsigned long baudrate; | |
| unsigned long cpu_clk; /* CPU clock in Hz! */ | |
| unsigned long bus_clk; | |
| phys_size_t ram_size; /* RAM size */ | |
| unsigned long reloc_off; /* Relocation Offset */ | |
| unsigned long reset_status; /* reset status register at boot */ | |
| unsigned long env_addr; /* Address of Environment struct */ | |
| unsigned long env_valid; /* Checksum of Environment valid? */ | |
| unsigned long have_console; /* serial_init() was called */ | |
| #ifdef CONFIG_PRE_CONSOLE_BUFFER | |
| unsigned long precon_buf_idx; /* Pre-Console buffer index */ | |
| #endif | |
| #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) | |
| unsigned long fb_base; /* Base address of framebuffer memory */ | |
| #endif | |
| #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) | |
| unsigned long post_log_word; /* Record POST activities */ | |
| unsigned long post_log_res; /* success of POST test */ | |
| unsigned long post_init_f_time; /* When post_init_f started */ | |
| #endif | |
| #ifdef CONFIG_BOARD_TYPES | |
| unsigned long board_type; | |
| #endif | |
| #ifdef CONFIG_MODEM_SUPPORT | |
| unsigned long do_mdm_init; | |
| unsigned long be_quiet; | |
| #endif | |
| #ifdef CONFIG_LWMON | |
| unsigned long kbd_status; | |
| #endif | |
| void **jt; /* jump table */ | |
| char env_buf[32]; /* buffer for getenv() before reloc. */ | |
| } gd_t; | |
| #include <asm-generic/global_data_flags.h> | |
| #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("%g7") | |
| #endif /* __ASM_GBL_DATA_H */ |