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- /*
- * (C) Copyright 2002-2010
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
- #ifndef __ASM_GBL_DATA_H
- #define __ASM_GBL_DATA_H
- /* Architecture-specific global data */
- struct arch_global_data {
- #ifdef CONFIG_AT91FAMILY
- /* "static data" needed by at91's clock.c */
- unsigned long cpu_clk_rate_hz;
- unsigned long main_clk_rate_hz;
- unsigned long mck_rate_hz;
- unsigned long plla_rate_hz;
- unsigned long pllb_rate_hz;
- unsigned long at91_pllb_usb_init;
- #endif
- /* "static data" needed by most of timer.c on ARM platforms */
- unsigned long timer_rate_hz;
- unsigned long tbu;
- unsigned long tbl;
- };
- /*
- * The following data structure is placed in some memory which is
- * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or
- * some locked parts of the data cache) to allow for a minimum set of
- * global variables during system initialization (until we have set
- * up the memory controller so that we can use RAM).
- */
- typedef struct global_data {
- bd_t *bd;
- unsigned long flags;
- unsigned int baudrate;
- unsigned long have_console; /* serial_init() was called */
- #ifdef CONFIG_PRE_CONSOLE_BUFFER
- unsigned long precon_buf_idx; /* Pre-Console buffer index */
- #endif
- unsigned long env_addr; /* Address of Environment struct */
- unsigned long env_valid; /* Checksum of Environment valid? */
- unsigned long fb_base; /* base address of frame buffer */
- #ifdef CONFIG_FSL_ESDHC
- unsigned long sdhc_clk;
- #endif
- #ifdef CONFIG_ARM
- /* "static data" needed by most of timer.c on ARM platforms */
- unsigned long long timer_reset_value;
- unsigned long lastinc;
- #endif
- #ifdef CONFIG_IXP425
- unsigned long timestamp;
- #endif
- unsigned long relocaddr; /* Start address of U-Boot in RAM */
- phys_size_t ram_size; /* RAM size */
- unsigned long mon_len; /* monitor len */
- unsigned long irq_sp; /* irq stack pointer */
- unsigned long start_addr_sp; /* start_addr_stackpointer */
- unsigned long reloc_off;
- #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF))
- unsigned long tlb_addr;
- unsigned long tlb_size;
- #endif
- const void *fdt_blob; /* Our device tree, NULL if none */
- void **jt; /* jump table */
- char env_buf[32]; /* buffer for getenv() before reloc. */
- #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
- unsigned long post_log_word; /* Record POST activities */
- unsigned long post_log_res; /* success of POST test */
- unsigned long post_init_f_time; /* When post_init_f started */
- #endif
- struct arch_global_data arch; /* architecture-specific data */
- } gd_t;
- #include <asm-generic/global_data_flags.h>
- #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r8")
- #endif /* __ASM_GBL_DATA_H */
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