1/* 2 * (C) Copyright 2002 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * (C) Copyright 2010 6 * Michael Zaidman, Kodak, michael.zaidman@kodak.com 7 * post_word_{load|store} cleanup. 8 * 9 * See file CREDITS for list of people who contributed to this 10 * project. 11 * 12 * This program is free software; you can redistribute it and/or 13 * modify it under the terms of the GNU General Public License as 14 * published by the Free Software Foundation; either version 2 of 15 * the License, or (at your option) any later version. 16 * 17 * This program is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 25 * MA 02111-1307 USA 26 */ 27#ifndef _POST_H 28#define _POST_H 29 30#ifndef __ASSEMBLY__ 31#include <common.h> 32#include <asm/io.h> 33 34#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) 35 36#ifndef CONFIG_POST_EXTERNAL_WORD_FUNCS 37#ifdef CONFIG_SYS_POST_WORD_ADDR 38#define _POST_WORD_ADDR CONFIG_SYS_POST_WORD_ADDR 39#else 40 41#ifdef CONFIG_MPC5xxx 42#define _POST_WORD_ADDR (MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE) 43 44#elif defined(CONFIG_MPC512X) 45#define _POST_WORD_ADDR \ 46 (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET - 0x4) 47 48#elif defined(CONFIG_8xx) 49#define _POST_WORD_ADDR \ 50 (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + CPM_POST_WORD_ADDR) 51 52#elif defined(CONFIG_MPC8260) 53#include <asm/cpm_8260.h> 54#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR) 55 56#elif defined(CONFIG_MPC8360) 57#include <asm/immap_qe.h> 58#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR) 59 60#elif defined (CONFIG_MPC85xx) 61#include <asm/immap_85xx.h> 62#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_PIC_OFFSET + \ 63 offsetof(ccsr_pic_t, tfrr)) 64 65#elif defined (CONFIG_MPC86xx) 66#include <asm/immap_86xx.h> 67#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC86xx_PIC_OFFSET + \ 68 offsetof(ccsr_pic_t, tfrr)) 69 70#elif defined (CONFIG_4xx) 71#define _POST_WORD_ADDR \ 72 (CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 0x4) 73#endif 74 75#ifndef _POST_WORD_ADDR 76#error "_POST_WORD_ADDR currently not implemented for this platform!" 77#endif 78#endif /* CONFIG_SYS_POST_WORD_ADDR */ 79 80static inline ulong post_word_load (void) 81{ 82 return in_le32((volatile void *)(_POST_WORD_ADDR)); 83} 84 85static inline void post_word_store (ulong value) 86{ 87 out_le32((volatile void *)(_POST_WORD_ADDR), value); 88} 89 90#else 91 92extern ulong post_word_load(void); 93extern void post_word_store(ulong value); 94 95#endif /* CONFIG_POST_EXTERNAL_WORD_FUNCS */ 96#endif /* defined (CONFIG_POST) || defined(CONFIG_LOGBUFFER) */ 97#endif /* __ASSEMBLY__ */ 98 99#ifdef CONFIG_POST 100 101#define POST_POWERON 0x01 /* test runs on power-on booting */ 102#define POST_NORMAL 0x02 /* test runs on normal booting */ 103#define POST_SLOWTEST 0x04 /* test is slow, enabled by key press */ 104#define POST_POWERTEST 0x08 /* test runs after watchdog reset */ 105 106#define POST_COLDBOOT 0x80 /* first boot after power-on */ 107 108#define POST_ROM 0x0100 /* test runs in ROM */ 109#define POST_RAM 0x0200 /* test runs in RAM */ 110#define POST_MANUAL 0x0400 /* test runs on diag command */ 111#define POST_REBOOT 0x0800 /* test may cause rebooting */ 112#define POST_PREREL 0x1000 /* test runs before relocation */ 113 114#define POST_CRITICAL 0x2000 /* Use failbootcmd if test failed */ 115#define POST_STOP 0x4000 /* Interrupt POST sequence on fail */ 116 117#define POST_MEM (POST_RAM | POST_ROM) 118#define POST_ALWAYS (POST_NORMAL | \ 119 POST_SLOWTEST | \ 120 POST_MANUAL | \ 121 POST_POWERON ) 122 123#define POST_FAIL_SAVE 0x80 124 125#define POST_BEFORE 1 126#define POST_AFTER 0 127#define POST_PASSED 1 128#define POST_FAILED 0 129 130#ifndef __ASSEMBLY__ 131 132struct post_test { 133 char *name; 134 char *cmd; 135 char *desc; 136 int flags; 137 int (*test) (int flags); 138 int (*init_f) (void); 139 void (*reloc) (void); 140 unsigned long testid; 141}; 142int post_init_f (void); 143void post_bootmode_init (void); 144int post_bootmode_get (unsigned int * last_test); 145void post_bootmode_clear (void); 146void post_output_backlog ( void ); 147int post_run (char *name, int flags); 148int post_info (char *name); 149int post_log (char *format, ...); 150#ifdef CONFIG_NEEDS_MANUAL_RELOC 151void post_reloc (void); 152#endif 153unsigned long post_time_ms (unsigned long base); 154 155extern struct post_test post_list[]; 156extern unsigned int post_list_size; 157extern int post_hotkeys_pressed(void); 158extern int memory_post_test(int flags); 159 160/* 161 * If GCC is configured to use a version of GAS that supports 162 * the .gnu_attribute directive, it will use that directive to 163 * record certain properties of the output code. 164 * This feature is new to GCC 4.3.0. 165 * .gnu_attribute is new to GAS 2.18. 166 */ 167#if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3) 168/* Tag_GNU_Power_ABI_FP/soft-float */ 169#define GNU_FPOST_ATTR asm(".gnu_attribute 4, 2"); 170#else 171#define GNU_FPOST_ATTR 172#endif /* __GNUC__ */ 173#endif /* __ASSEMBLY__ */ 174 175#define CONFIG_SYS_POST_RTC 0x00000001 176#define CONFIG_SYS_POST_WATCHDOG 0x00000002 177#define CONFIG_SYS_POST_MEMORY 0x00000004 178#define CONFIG_SYS_POST_CPU 0x00000008 179#define CONFIG_SYS_POST_I2C 0x00000010 180#define CONFIG_SYS_POST_CACHE 0x00000020 181#define CONFIG_SYS_POST_UART 0x00000040 182#define CONFIG_SYS_POST_ETHER 0x00000080 183#define CONFIG_SYS_POST_SPI 0x00000100 184#define CONFIG_SYS_POST_USB 0x00000200 185#define CONFIG_SYS_POST_SPR 0x00000400 186#define CONFIG_SYS_POST_SYSMON 0x00000800 187#define CONFIG_SYS_POST_DSP 0x00001000 188#define CONFIG_SYS_POST_OCM 0x00002000 189#define CONFIG_SYS_POST_FPU 0x00004000 190#define CONFIG_SYS_POST_ECC 0x00008000 191#define CONFIG_SYS_POST_BSPEC1 0x00010000 192#define CONFIG_SYS_POST_BSPEC2 0x00020000 193#define CONFIG_SYS_POST_BSPEC3 0x00040000 194#define CONFIG_SYS_POST_BSPEC4 0x00080000 195#define CONFIG_SYS_POST_BSPEC5 0x00100000 196#define CONFIG_SYS_POST_CODEC 0x00200000 197#define CONFIG_SYS_POST_COPROC 0x00400000 198#define CONFIG_SYS_POST_FLASH 0x00800000 199#define CONFIG_SYS_POST_MEM_REGIONS 0x01000000 200 201#endif /* CONFIG_POST */ 202 203#endif /* _POST_H */ 204