| /* |
| * (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 |
| |
| #include "config.h" |
| #include "asm/types.h" |
| |
| /* |
| * The following data structure is placed in some memory wich 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 cpu_clk; /* CPU clock in Hz! */ |
| unsigned long bus_clk; |
| #if defined(CONFIG_8xx) |
| unsigned long brg_clk; |
| #endif |
| #if defined(CONFIG_CPM2) |
| /* There are many clocks on the MPC8260 - see page 9-5 */ |
| unsigned long vco_out; |
| unsigned long cpm_clk; |
| unsigned long scc_clk; |
| unsigned long brg_clk; |
| #ifdef CONFIG_PCI |
| unsigned long pci_clk; |
| #endif |
| #endif |
| unsigned long mem_clk; |
| #if defined(CONFIG_MPC83xx) |
| /* There are other clocks in the MPC83XX */ |
| u32 csb_clk; |
| #if defined(CONFIG_MPC8308) || defined(CONFIG_MPC831x) || \ |
| defined(CONFIG_MPC834x) || defined(CONFIG_MPC837x) |
| u32 tsec1_clk; |
| u32 tsec2_clk; |
| u32 usbdr_clk; |
| #elif defined(CONFIG_MPC8309) |
| u32 usbdr_clk; |
| #endif |
| #if defined (CONFIG_MPC834x) |
| u32 usbmph_clk; |
| #endif /* CONFIG_MPC834x */ |
| #if defined(CONFIG_MPC8315) |
| u32 tdm_clk; |
| #endif |
| u32 core_clk; |
| u32 enc_clk; |
| u32 lbiu_clk; |
| u32 lclk_clk; |
| u32 pci_clk; |
| #if defined(CONFIG_MPC8308) || defined(CONFIG_MPC831x) || \ |
| defined(CONFIG_MPC837x) |
| u32 pciexp1_clk; |
| u32 pciexp2_clk; |
| #endif |
| #if defined(CONFIG_MPC837x) || defined(CONFIG_MPC8315) |
| u32 sata_clk; |
| #endif |
| #if defined(CONFIG_MPC8360) |
| u32 mem_sec_clk; |
| #endif /* CONFIG_MPC8360 */ |
| #endif |
| #if defined(CONFIG_FSL_ESDHC) |
| u32 sdhc_clk; |
| #endif |
| #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) |
| u32 lbc_clk; |
| void *cpu; |
| #endif /* CONFIG_MPC85xx || CONFIG_MPC86xx */ |
| #if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) |
| u32 i2c1_clk; |
| u32 i2c2_clk; |
| #endif |
| #if defined(CONFIG_QE) |
| u32 qe_clk; |
| u32 brg_clk; |
| uint mp_alloc_base; |
| uint mp_alloc_top; |
| #endif /* CONFIG_QE */ |
| #if defined(CONFIG_FSL_LAW) |
| u32 used_laws; |
| #endif |
| #if defined(CONFIG_E500) |
| u32 used_tlb_cams[(CONFIG_SYS_NUM_TLBCAMS+31)/32]; |
| #endif |
| #if defined(CONFIG_MPC5xxx) |
| unsigned long ipb_clk; |
| unsigned long pci_clk; |
| #endif |
| #if defined(CONFIG_MPC512X) |
| u32 ips_clk; |
| u32 csb_clk; |
| u32 pci_clk; |
| #endif /* CONFIG_MPC512X */ |
| #if defined(CONFIG_MPC8220) |
| unsigned long bExtUart; |
| unsigned long inp_clk; |
| unsigned long pci_clk; |
| unsigned long vco_clk; |
| unsigned long pev_clk; |
| unsigned long flb_clk; |
| #endif |
| phys_size_t ram_size; /* RAM size */ |
| unsigned long reset_status; /* reset status register at boot */ |
| #if defined(CONFIG_MPC83xx) |
| unsigned long arbiter_event_attributes; |
| unsigned long arbiter_event_address; |
| #endif |
| unsigned long env_addr; /* Address of Environment struct */ |
| unsigned long env_valid; /* Checksum of Environment valid? */ |
| unsigned long have_console; /* serial_init() was called */ |
| #ifdef CONFIG_PRE_CONSOLE_BUFFER |
| unsigned long precon_buf_idx; /* Pre-Console buffer index */ |
| #endif |
| #if defined(CONFIG_SYS_ALLOC_DPRAM) || defined(CONFIG_CPM2) |
| unsigned int dp_alloc_base; |
| unsigned int dp_alloc_top; |
| #endif |
| #if defined(CONFIG_4xx) |
| u32 uart_clk; |
| #endif /* CONFIG_4xx */ |
| #if defined(CONFIG_SYS_GT_6426x) |
| unsigned int mirror_hack[16]; |
| #endif |
| #if defined(CONFIG_A3000) || \ |
| defined(CONFIG_HIDDEN_DRAGON) || \ |
| defined(CONFIG_MUSENKI) || \ |
| defined(CONFIG_SANDPOINT) |
| void * console_addr; |
| #endif |
| unsigned long relocaddr; /* Start address of U-Boot in RAM */ |
| #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) |
| unsigned long fb_base; /* Base address of framebuffer memory */ |
| #endif |
| #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 |
| #ifdef CONFIG_BOARD_TYPES |
| unsigned long board_type; |
| #endif |
| #ifdef CONFIG_MODEM_SUPPORT |
| unsigned long do_mdm_init; |
| unsigned long be_quiet; |
| #endif |
| #if defined(CONFIG_LWMON) || defined(CONFIG_LWMON5) |
| unsigned long kbd_status; |
| #endif |
| #ifdef CONFIG_SYS_FPGA_COUNT |
| unsigned fpga_state[CONFIG_SYS_FPGA_COUNT]; |
| #endif |
| #if defined(CONFIG_WD_MAX_RATE) |
| unsigned long long wdt_last; /* trace watch-dog triggering rate */ |
| #endif |
| void **jt; /* jump table */ |
| char env_buf[32]; /* buffer for getenv() before reloc. */ |
| } gd_t; |
| |
| #include <asm-generic/global_data_flags.h> |
| |
| #if 1 |
| #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r2") |
| #else /* We could use plain global data, but the resulting code is bigger */ |
| #define XTRN_DECLARE_GLOBAL_DATA_PTR extern |
| #define DECLARE_GLOBAL_DATA_PTR XTRN_DECLARE_GLOBAL_DATA_PTR \ |
| gd_t *gd |
| #endif |
| |
| #endif /* __ASM_GBL_DATA_H */ |
