1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * (C) Copyright 2002 4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 5 * 6 * (C) Copyright 2010 7 * Michael Zaidman, Kodak, michael.zaidman@kodak.com 8 * post_word_{load|store} cleanup. 9 */ 10#ifndef _POST_H 11#define _POST_H 12 13#ifndef __ASSEMBLY__ 14#include <common.h> 15#include <asm/io.h> 16 17#if defined(CONFIG_POST) 18 19#ifndef CONFIG_POST_EXTERNAL_WORD_FUNCS 20#ifdef CONFIG_SYS_POST_WORD_ADDR 21#define _POST_WORD_ADDR CONFIG_SYS_POST_WORD_ADDR 22#else 23 24#if defined(CONFIG_ARCH_MPC8360) 25#include <linux/immap_qe.h> 26#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR) 27 28#elif defined (CONFIG_MPC85xx) 29#include <asm/immap_85xx.h> 30#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_PIC_OFFSET + \ 31 offsetof(ccsr_pic_t, tfrr)) 32 33#elif defined (CONFIG_MPC86xx) 34#include <asm/immap_86xx.h> 35#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC86xx_PIC_OFFSET + \ 36 offsetof(ccsr_pic_t, tfrr)) 37#endif 38 39#ifndef _POST_WORD_ADDR 40#error "_POST_WORD_ADDR currently not implemented for this platform!" 41#endif 42#endif /* CONFIG_SYS_POST_WORD_ADDR */ 43 44static inline ulong post_word_load (void) 45{ 46 return in_le32((volatile void *)(_POST_WORD_ADDR)); 47} 48 49static inline void post_word_store (ulong value) 50{ 51 out_le32((volatile void *)(_POST_WORD_ADDR), value); 52} 53 54#else 55 56extern ulong post_word_load(void); 57extern void post_word_store(ulong value); 58 59#endif /* CONFIG_POST_EXTERNAL_WORD_FUNCS */ 60#endif /* defined (CONFIG_POST) */ 61#endif /* __ASSEMBLY__ */ 62 63#ifdef CONFIG_POST 64 65#define POST_POWERON 0x01 /* test runs on power-on booting */ 66#define POST_NORMAL 0x02 /* test runs on normal booting */ 67#define POST_SLOWTEST 0x04 /* test is slow, enabled by key press */ 68#define POST_POWERTEST 0x08 /* test runs after watchdog reset */ 69 70#define POST_COLDBOOT 0x80 /* first boot after power-on */ 71 72#define POST_ROM 0x0100 /* test runs in ROM */ 73#define POST_RAM 0x0200 /* test runs in RAM */ 74#define POST_MANUAL 0x0400 /* test runs on diag command */ 75#define POST_REBOOT 0x0800 /* test may cause rebooting */ 76#define POST_PREREL 0x1000 /* test runs before relocation */ 77 78#define POST_CRITICAL 0x2000 /* Use failbootcmd if test failed */ 79#define POST_STOP 0x4000 /* Interrupt POST sequence on fail */ 80 81#define POST_MEM (POST_RAM | POST_ROM) 82#define POST_ALWAYS (POST_NORMAL | \ 83 POST_SLOWTEST | \ 84 POST_MANUAL | \ 85 POST_POWERON ) 86 87#define POST_FAIL_SAVE 0x80 88 89#define POST_BEFORE 1 90#define POST_AFTER 0 91#define POST_PASSED 1 92#define POST_FAILED 0 93 94#ifndef __ASSEMBLY__ 95 96struct post_test { 97 char *name; 98 char *cmd; 99 char *desc; 100 int flags; 101 int (*test) (int flags); 102 int (*init_f) (void); 103 void (*reloc) (void); 104 unsigned long testid; 105}; 106int post_init_f (void); 107void post_bootmode_init (void); 108int post_bootmode_get (unsigned int * last_test); 109void post_bootmode_clear (void); 110void post_output_backlog ( void ); 111int post_run (char *name, int flags); 112int post_info (char *name); 113int post_log (char *format, ...); 114#ifdef CONFIG_NEEDS_MANUAL_RELOC 115void post_reloc (void); 116#endif 117unsigned long post_time_ms (unsigned long base); 118 119extern struct post_test post_list[]; 120extern unsigned int post_list_size; 121extern int post_hotkeys_pressed(void); 122extern int memory_post_test(int flags); 123 124/* 125 * If GCC is configured to use a version of GAS that supports 126 * the .gnu_attribute directive, it will use that directive to 127 * record certain properties of the output code. 128 * This feature is new to GCC 4.3.0. 129 * .gnu_attribute is new to GAS 2.18. 130 */ 131#if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3) 132/* Tag_GNU_Power_ABI_FP/soft-float */ 133#define GNU_FPOST_ATTR asm(".gnu_attribute 4, 2"); 134#else 135#define GNU_FPOST_ATTR 136#endif /* __GNUC__ */ 137#endif /* __ASSEMBLY__ */ 138 139#define CONFIG_SYS_POST_RTC 0x00000001 140#define CONFIG_SYS_POST_WATCHDOG 0x00000002 141#define CONFIG_SYS_POST_MEMORY 0x00000004 142#define CONFIG_SYS_POST_CPU 0x00000008 143#define CONFIG_SYS_POST_I2C 0x00000010 144#define CONFIG_SYS_POST_CACHE 0x00000020 145#define CONFIG_SYS_POST_UART 0x00000040 146#define CONFIG_SYS_POST_ETHER 0x00000080 147#define CONFIG_SYS_POST_USB 0x00000200 148#define CONFIG_SYS_POST_SPR 0x00000400 149#define CONFIG_SYS_POST_SYSMON 0x00000800 150#define CONFIG_SYS_POST_DSP 0x00001000 151#define CONFIG_SYS_POST_OCM 0x00002000 152#define CONFIG_SYS_POST_FPU 0x00004000 153#define CONFIG_SYS_POST_ECC 0x00008000 154#define CONFIG_SYS_POST_BSPEC1 0x00010000 155#define CONFIG_SYS_POST_BSPEC2 0x00020000 156#define CONFIG_SYS_POST_BSPEC3 0x00040000 157#define CONFIG_SYS_POST_BSPEC4 0x00080000 158#define CONFIG_SYS_POST_BSPEC5 0x00100000 159#define CONFIG_SYS_POST_CODEC 0x00200000 160#define CONFIG_SYS_POST_COPROC 0x00400000 161#define CONFIG_SYS_POST_FLASH 0x00800000 162#define CONFIG_SYS_POST_MEM_REGIONS 0x01000000 163 164#endif /* CONFIG_POST */ 165 166#endif /* _POST_H */ 167