wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 1 | /* |
Wolfgang Denk | 91a7675 | 2010-07-24 20:22:02 +0200 | [diff] [blame] | 2 | * (C) Copyright 2002 - 2010 |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 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 | |
| 24 | #ifndef __ASM_GBL_DATA_H |
| 25 | #define __ASM_GBL_DATA_H |
Simon Glass | 5cb4858 | 2012-12-13 20:48:30 +0000 | [diff] [blame] | 26 | |
| 27 | /* Architecture-specific global data */ |
| 28 | struct arch_global_data { |
| 29 | }; |
| 30 | |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 31 | /* |
| 32 | * The following data structure is placed in some memory wich is |
| 33 | * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or |
| 34 | * some locked parts of the data cache) to allow for a minimum set of |
| 35 | * global variables during system initialization (until we have set |
| 36 | * up the memory controller so that we can use RAM). |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 37 | */ |
| 38 | |
| 39 | typedef struct global_data { |
| 40 | bd_t *bd; |
| 41 | unsigned long flags; |
Simon Glass | f5a5b3c | 2012-10-12 14:21:10 +0000 | [diff] [blame] | 42 | unsigned int baudrate; |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 43 | unsigned long cpu_clk; /* CPU clock in Hz! */ |
| 44 | unsigned long bus_clk; |
TsiChungLiew | 8ae158c | 2007-08-16 15:05:11 -0500 | [diff] [blame] | 45 | #ifdef CONFIG_PCI |
| 46 | unsigned long pci_clk; |
| 47 | #endif |
| 48 | #ifdef CONFIG_EXTRA_CLOCK |
| 49 | unsigned long inp_clk; |
| 50 | unsigned long vco_clk; |
| 51 | unsigned long flb_clk; |
| 52 | #endif |
TsiChung Liew | 886d901 | 2008-04-30 12:10:47 -0500 | [diff] [blame] | 53 | #ifdef CONFIG_FSL_I2C |
| 54 | unsigned long i2c1_clk; |
| 55 | unsigned long i2c2_clk; |
| 56 | #endif |
Becky Bruce | b57ca3e | 2008-06-09 20:37:16 -0500 | [diff] [blame] | 57 | phys_size_t ram_size; /* RAM size */ |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 58 | unsigned long reloc_off; /* Relocation Offset */ |
| 59 | unsigned long reset_status; /* reset status register at boot */ |
| 60 | unsigned long env_addr; /* Address of Environment struct */ |
| 61 | unsigned long env_valid; /* Checksum of Environment valid? */ |
| 62 | unsigned long have_console; /* serial_init() was called */ |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 63 | #ifdef CONFIG_PRE_CONSOLE_BUFFER |
| 64 | unsigned long precon_buf_idx; /* Pre-Console buffer index */ |
| 65 | #endif |
TsiChungLiew | 1552af7 | 2008-01-14 17:43:33 -0600 | [diff] [blame] | 66 | #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) |
| 67 | unsigned long fb_base; /* Base addr of framebuffer memory */ |
| 68 | #endif |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 69 | #ifdef CONFIG_BOARD_TYPES |
| 70 | unsigned long board_type; |
| 71 | #endif |
wdenk | bf9e3b3 | 2004-02-12 00:47:09 +0000 | [diff] [blame] | 72 | void **jt; /* Standalone app jump table */ |
Wolfgang Denk | 91a7675 | 2010-07-24 20:22:02 +0200 | [diff] [blame] | 73 | char env_buf[32]; /* buffer for getenv() before reloc. */ |
Simon Glass | 5cb4858 | 2012-12-13 20:48:30 +0000 | [diff] [blame] | 74 | struct arch_global_data arch; /* architecture-specific data */ |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 75 | } gd_t; |
| 76 | |
Mike Frysinger | 47fde91 | 2012-03-18 14:31:24 +0000 | [diff] [blame] | 77 | #include <asm-generic/global_data_flags.h> |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 78 | |
wdenk | bf9e3b3 | 2004-02-12 00:47:09 +0000 | [diff] [blame] | 79 | #if 0 |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 80 | extern gd_t *global_data; |
| 81 | #define DECLARE_GLOBAL_DATA_PTR gd_t *gd = global_data |
wdenk | bf9e3b3 | 2004-02-12 00:47:09 +0000 | [diff] [blame] | 82 | #else |
| 83 | #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("d7") |
| 84 | #endif |
wdenk | 4e5ca3e | 2003-12-08 01:34:36 +0000 | [diff] [blame] | 85 | |
| 86 | #endif /* __ASM_GBL_DATA_H */ |