1 /* 2 * (C) Copyright 2004, Psyent Corporation <www.psyent.com> 3 * Scott McNutt <smcnutt@psyent.com> 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 #ifndef __ASM_NIOS2_GLOBALDATA_H_ 24 #define __ASM_NIOS2_GLOBALDATA_H_ 25 26 typedef struct global_data { 27 bd_t *bd; 28 unsigned long flags; 29 unsigned long baudrate; 30 unsigned long cpu_clk; /* CPU clock in Hz! */ 31 unsigned long have_console; /* serial_init() was called */ 32 phys_size_t ram_size; /* RAM size */ 33 unsigned long env_addr; /* Address of Environment struct */ 34 unsigned long env_valid; /* Checksum of Environment valid */ 35 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) 36 unsigned long post_log_word; /* Record POST activities */ 37 unsigned long post_init_f_time; /* When post_init_f started */ 38 #endif 39 void **jt; /* Standalone app jump table */ 40 } gd_t; 41 42 /* flags */ 43 #define GD_FLG_RELOC 0x00001 /* Code was relocated to RAM */ 44 #define GD_FLG_DEVINIT 0x00002 /* Devices have been initialized */ 45 #define GD_FLG_SILENT 0x00004 /* Silent mode */ 46 #define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */ 47 #define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */ 48 #define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */ 49 #define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */ 50 51 #define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm ("r15") 52 53 #endif /* __ASM_NIOS2_GLOBALDATA_H_ */ 54