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
28 #include "asm/types.h"
31 * The following data structure is placed in some memory wich is
32 * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or
33 * some locked parts of the data cache) to allow for a minimum set of
34 * global variables during system initialization (until we have set
35 * up the memory controller so that we can use RAM).
37 * Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
40 typedef struct global_data {
43 unsigned long baudrate;
44 unsigned long cpu_clk; /* CPU clock in Hz! */
45 unsigned long bus_clk;
46 #if defined(CONFIG_8xx)
47 unsigned long brg_clk;
49 #if defined(CONFIG_CPM2)
50 /* There are many clocks on the MPC8260 - see page 9-5 */
51 unsigned long vco_out;
52 unsigned long cpm_clk;
53 unsigned long scc_clk;
54 unsigned long brg_clk;
56 unsigned long pci_clk;
59 unsigned long mem_clk;
60 #if defined(CONFIG_MPC83xx)
61 /* There are other clocks in the MPC83XX */
63 #if defined(CONFIG_MPC834x) || defined(CONFIG_MPC831x) || defined(CONFIG_MPC837x)
68 #if defined (CONFIG_MPC834x)
70 #endif /* CONFIG_MPC834x */
71 #if defined(CONFIG_MPC8315)
79 #if defined(CONFIG_MPC837x) || defined(CONFIG_MPC831x)
83 #if defined(CONFIG_MPC837x) || defined(CONFIG_MPC8315)
86 #if defined(CONFIG_MPC8360)
88 #endif /* CONFIG_MPC8360 */
90 #if defined(CONFIG_FSL_ESDHC)
93 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
96 #endif /* CONFIG_MPC85xx || CONFIG_MPC86xx */
97 #if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
101 #if defined(CONFIG_QE)
106 #endif /* CONFIG_QE */
107 #if defined(CONFIG_FSL_LAW)
110 #if defined(CONFIG_MPC5xxx)
111 unsigned long ipb_clk;
112 unsigned long pci_clk;
114 #if defined(CONFIG_MPC512X)
118 #endif /* CONFIG_MPC512X */
119 #if defined(CONFIG_MPC8220)
120 unsigned long bExtUart;
121 unsigned long inp_clk;
122 unsigned long pci_clk;
123 unsigned long vco_clk;
124 unsigned long pev_clk;
125 unsigned long flb_clk;
127 phys_size_t ram_size; /* RAM size */
128 unsigned long reset_status; /* reset status register at boot */
129 #if defined(CONFIG_MPC83xx)
130 unsigned long arbiter_event_attributes;
131 unsigned long arbiter_event_address;
133 unsigned long env_addr; /* Address of Environment struct */
134 unsigned long env_valid; /* Checksum of Environment valid? */
135 unsigned long have_console; /* serial_init() was called */
136 #if defined(CONFIG_SYS_ALLOC_DPRAM) || defined(CONFIG_CPM2)
137 unsigned int dp_alloc_base;
138 unsigned int dp_alloc_top;
140 #if defined(CONFIG_4xx)
142 #endif /* CONFIG_4xx */
143 #if defined(CONFIG_SYS_GT_6426x)
144 unsigned int mirror_hack[16];
146 #if defined(CONFIG_A3000) || \
147 defined(CONFIG_HIDDEN_DRAGON) || \
148 defined(CONFIG_MUSENKI) || \
149 defined(CONFIG_SANDPOINT)
152 #ifdef CONFIG_AMIGAONEG3SE
153 unsigned long relocaddr; /* Start address of U-Boot in RAM */
155 #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO)
156 unsigned long fb_base; /* Base address of framebuffer memory */
158 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
159 unsigned long post_log_word; /* Record POST activities */
160 unsigned long post_init_f_time; /* When post_init_f started */
162 #ifdef CONFIG_BOARD_TYPES
163 unsigned long board_type;
165 #ifdef CONFIG_MODEM_SUPPORT
166 unsigned long do_mdm_init;
167 unsigned long be_quiet;
169 #if defined(CONFIG_LWMON) || defined(CONFIG_LWMON5)
170 unsigned long kbd_status;
172 #if defined(CONFIG_WD_MAX_RATE)
173 unsigned long long wdt_last; /* trace watch-dog triggering rate */
175 void **jt; /* jump table */
181 #define GD_FLG_RELOC 0x00001 /* Code was relocated to RAM */
182 #define GD_FLG_DEVINIT 0x00002 /* Devices have been initialized */
183 #define GD_FLG_SILENT 0x00004 /* Silent mode */
184 #define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
185 #define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
186 #define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
187 #define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
190 #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r2")
191 #else /* We could use plain global data, but the resulting code is bigger */
192 #define XTRN_DECLARE_GLOBAL_DATA_PTR extern
193 #define DECLARE_GLOBAL_DATA_PTR XTRN_DECLARE_GLOBAL_DATA_PTR \
197 #endif /* __ASM_GBL_DATA_H */