wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 1 | /* |
Wolfgang Denk | 91a7675 | 2010-07-24 20:22:02 +0200 | [diff] [blame] | 2 | * (C) Copyright 2002-2010 |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +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 |
| 26 | |
| 27 | #include <asm/regdef.h> |
| 28 | |
Simon Glass | 5cb4858 | 2012-12-13 20:48:30 +0000 | [diff] [blame] | 29 | /* Architecture-specific global data */ |
| 30 | struct arch_global_data { |
Simon Glass | 035cbe9 | 2012-12-13 20:49:08 +0000 | [diff] [blame] | 31 | #ifdef CONFIG_JZSOC |
| 32 | /* There are other clocks in the jz4740 */ |
| 33 | unsigned long per_clk; /* Peripheral bus clock */ |
| 34 | unsigned long dev_clk; /* Device clock */ |
| 35 | #endif |
Simon Glass | 5cb4858 | 2012-12-13 20:48:30 +0000 | [diff] [blame] | 36 | }; |
| 37 | |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 38 | /* |
| 39 | * The following data structure is placed in some memory wich is |
| 40 | * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or |
| 41 | * some locked parts of the data cache) to allow for a minimum set of |
| 42 | * global variables during system initialization (until we have set |
| 43 | * up the memory controller so that we can use RAM). |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 44 | */ |
| 45 | |
| 46 | typedef struct global_data { |
| 47 | bd_t *bd; |
| 48 | unsigned long flags; |
Xiangfu Liu | 80421fc | 2011-10-12 12:24:06 +0800 | [diff] [blame] | 49 | unsigned long cpu_clk; /* CPU core clock */ |
| 50 | unsigned long sys_clk; /* System bus clock */ |
Xiangfu Liu | 80421fc | 2011-10-12 12:24:06 +0800 | [diff] [blame] | 51 | unsigned long mem_clk; /* Memory bus clock */ |
Xiangfu Liu | 80421fc | 2011-10-12 12:24:06 +0800 | [diff] [blame] | 52 | /* "static data" needed by most of timer.c */ |
| 53 | unsigned long tbl; |
| 54 | unsigned long lastinc; |
| 55 | #endif |
Simon Glass | 8dc22b0 | 2012-10-12 14:21:18 +0000 | [diff] [blame] | 56 | unsigned int baudrate; |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 57 | unsigned long have_console; /* serial_init() was called */ |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 58 | #ifdef CONFIG_PRE_CONSOLE_BUFFER |
| 59 | unsigned long precon_buf_idx; /* Pre-Console buffer index */ |
| 60 | #endif |
Becky Bruce | b57ca3e | 2008-06-09 20:37:16 -0500 | [diff] [blame] | 61 | phys_size_t ram_size; /* RAM size */ |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 62 | unsigned long reloc_off; /* Relocation Offset */ |
| 63 | unsigned long env_addr; /* Address of Environment struct */ |
| 64 | unsigned long env_valid; /* Checksum of Environment valid? */ |
wdenk | 27b207f | 2003-07-24 23:38:38 +0000 | [diff] [blame] | 65 | void **jt; /* jump table */ |
Wolfgang Denk | 91a7675 | 2010-07-24 20:22:02 +0200 | [diff] [blame] | 66 | char env_buf[32]; /* buffer for getenv() before reloc. */ |
Simon Glass | 5cb4858 | 2012-12-13 20:48:30 +0000 | [diff] [blame] | 67 | struct arch_global_data arch; /* architecture-specific data */ |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 68 | } gd_t; |
| 69 | |
Mike Frysinger | 47fde91 | 2012-03-18 14:31:24 +0000 | [diff] [blame] | 70 | #include <asm-generic/global_data_flags.h> |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 71 | |
wdenk | 27b207f | 2003-07-24 23:38:38 +0000 | [diff] [blame] | 72 | #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("k0") |
wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 73 | |
| 74 | #endif /* __ASM_GBL_DATA_H */ |