3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
24 #ifndef __ASM_GBL_DATA_H
25 #define __ASM_GBL_DATA_H
27 #include "asm/types.h"
30 * The following data structure is placed in some memory wich is
31 * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or
32 * some locked parts of the data cache) to allow for a minimum set of
33 * global variables during system initialization (until we have set
34 * up the memory controller so that we can use RAM).
36 * Keep it *SMALL* and remember to set CFG_GBL_DATA_SIZE > sizeof(gd_t)
39 typedef struct global_data {
42 unsigned long baudrate;
43 unsigned long cpu_clk; /* CPU clock in Hz! */
44 unsigned long bus_clk;
45 #if defined(CONFIG_8xx)
46 unsigned long brg_clk;
48 #if defined(CONFIG_CPM2)
49 /* There are many clocks on the MPC8260 - see page 9-5 */
50 unsigned long vco_out;
51 unsigned long cpm_clk;
52 unsigned long scc_clk;
53 unsigned long brg_clk;
55 unsigned long pci_clk;
58 unsigned long mem_clk;
59 #if defined(CONFIG_MPC83XX)
60 /* There are other clocks in the MPC83XX */
62 #if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X) || defined(CONFIG_MPC837X)
67 #if defined (CONFIG_MPC834X)
69 #endif /* CONFIG_MPC834X */
70 #if defined(CONFIG_MPC8315)
78 #if defined(CONFIG_MPC837X)
82 #if defined(CONFIG_MPC837X) || defined(CONFIG_MPC8315)
85 #if defined(CONFIG_MPC8360)
87 #endif /* CONFIG_MPC8360 */
89 #if defined(CONFIG_MPC837X) || defined(CONFIG_MPC8536)
92 #if defined(CONFIG_MPC83XX) || defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
96 #if defined(CONFIG_QE)
101 #endif /* CONFIG_QE */
102 #if defined(CONFIG_FSL_LAW)
105 #if defined(CONFIG_MPC5xxx)
106 unsigned long ipb_clk;
107 unsigned long pci_clk;
109 #if defined(CONFIG_MPC512X)
113 #endif /* CONFIG_MPC512X */
114 #if defined(CONFIG_MPC8220)
115 unsigned long bExtUart;
116 unsigned long inp_clk;
117 unsigned long pci_clk;
118 unsigned long vco_clk;
119 unsigned long pev_clk;
120 unsigned long flb_clk;
122 phys_size_t ram_size; /* RAM size */
123 unsigned long reloc_off; /* Relocation Offset */
124 unsigned long reset_status; /* reset status register at boot */
125 #if defined(CONFIG_MPC83XX)
126 unsigned long arbiter_event_attributes;
127 unsigned long arbiter_event_address;
129 unsigned long env_addr; /* Address of Environment struct */
130 unsigned long env_valid; /* Checksum of Environment valid? */
131 unsigned long have_console; /* serial_init() was called */
132 #if defined(CFG_ALLOC_DPRAM) || defined(CONFIG_CPM2)
133 unsigned int dp_alloc_base;
134 unsigned int dp_alloc_top;
136 #if defined(CONFIG_4xx)
138 #endif /* CONFIG_4xx */
139 #if defined(CFG_GT_6426x)
140 unsigned int mirror_hack[16];
142 #if defined(CONFIG_A3000) || \
143 defined(CONFIG_HIDDEN_DRAGON) || \
144 defined(CONFIG_MUSENKI) || \
145 defined(CONFIG_SANDPOINT)
148 #ifdef CONFIG_AMIGAONEG3SE
149 unsigned long relocaddr; /* Start address of U-Boot in RAM */
151 #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO)
152 unsigned long fb_base; /* Base address of framebuffer memory */
154 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
155 unsigned long post_log_word; /* Record POST activities */
156 unsigned long post_init_f_time; /* When post_init_f started */
158 #ifdef CONFIG_BOARD_TYPES
159 unsigned long board_type;
161 #ifdef CONFIG_MODEM_SUPPORT
162 unsigned long do_mdm_init;
163 unsigned long be_quiet;
165 #if defined(CONFIG_LWMON) || defined(CONFIG_LWMON5)
166 unsigned long kbd_status;
168 #if defined(CONFIG_WD_MAX_RATE)
169 unsigned long long wdt_last; /* trace watch-dog triggering rate */
171 void **jt; /* jump table */
177 #define GD_FLG_RELOC 0x00001 /* Code was relocated to RAM */
178 #define GD_FLG_DEVINIT 0x00002 /* Devices have been initialized */
179 #define GD_FLG_SILENT 0x00004 /* Silent mode */
180 #define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
181 #define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
182 #define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
183 #define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
186 #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r2")
187 #else /* We could use plain global data, but the resulting code is bigger */
188 #define XTRN_DECLARE_GLOBAL_DATA_PTR extern
189 #define DECLARE_GLOBAL_DATA_PTR XTRN_DECLARE_GLOBAL_DATA_PTR \
193 #endif /* __ASM_GBL_DATA_H */