upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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108 lines
4.0 KiB
108 lines
4.0 KiB
/*
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* This file implements recording of each stage of the boot process. It is
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* intended to implement timing of each stage, reporting this information
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* to the user and passing it to the OS for logging / further analysis.
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*
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* Copyright (c) 2011 The Chromium OS Authors.
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _BOOTSTAGE_H
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#define _BOOTSTAGE_H
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/*
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* A list of boot stages that we know about. Each of these indicates the
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* state that we are at, and the action that we are about to perform. For
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* errors, we issue an error for an item when it fails. Therefore the
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* normal sequence is:
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*
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* progress action1
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* progress action2
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* progress action3
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*
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* and an error condition where action 3 failed would be:
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*
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* progress action1
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* progress action2
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* progress action3
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* error on action3
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*/
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enum bootstage_id {
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BOOTSTAGE_ID_START = 0,
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BOOTSTAGE_ID_CHECK_MAGIC, /* Checking image magic */
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BOOTSTAGE_ID_CHECK_HEADER, /* Checking image header */
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BOOTSTAGE_ID_CHECK_CHECKSUM, /* Checking image checksum */
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BOOTSTAGE_ID_CHECK_ARCH, /* Checking architecture */
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BOOTSTAGE_ID_CHECK_IMAGETYPE = 5,/* Checking image type */
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BOOTSTAGE_ID_DECOMP_IMAGE, /* Decompressing image */
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BOOTSTAGE_ID_KERNEL_LOADED, /* Kernel has been loaded */
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BOOTSTAGE_ID_DECOMP_UNIMPL = 7, /* Odd decompression algorithm */
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BOOTSTAGE_ID_CHECK_BOOT_OS, /* Calling OS-specific boot function */
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BOOTSTAGE_ID_BOOT_OS_RETURNED, /* Tried to boot OS, but it returned */
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BOOTSTAGE_ID_CHECK_RAMDISK = 9, /* Checking ram disk */
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BOOTSTAGE_ID_RD_MAGIC, /* Checking ram disk magic */
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BOOTSTAGE_ID_RD_HDR_CHECKSUM, /* Checking ram disk heder checksum */
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BOOTSTAGE_ID_RD_CHECKSUM, /* Checking ram disk checksum */
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BOOTSTAGE_ID_COPY_RAMDISK = 12, /* Copying ram disk into place */
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BOOTSTAGE_ID_RAMDISK, /* Checking for valid ramdisk */
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BOOTSTAGE_ID_NO_RAMDISK, /* No ram disk found (not an error) */
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BOOTSTAGE_ID_RUN_OS = 15, /* Exiting U-Boot, entering OS */
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BOOTSTAGE_ID_NEED_RESET = 30,
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BOOTSTAGE_ID_POST_FAIL, /* Post failure */
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BOOTSTAGE_ID_POST_FAIL_R, /* Post failure reported after reloc */
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/*
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* This set is reported ony by x86, and the meaning is different. In
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* this case we are reporting completion of a particular stage.
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* This should probably change in he x86 code (which doesn't report
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* errors in any case), but discussion this can perhaps wait until we
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* have a generic board implementation.
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*/
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BOOTSTAGE_ID_BOARD_INIT_R, /* We have relocated */
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BOOTSTAGE_ID_BOARD_GLOBAL_DATA, /* Global data is set up */
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BOOTSTAGE_ID_BOARD_INIT_SEQ, /* We completed the init sequence */
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BOOTSTAGE_ID_BOARD_FLASH, /* We have configured flash banks */
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BOOTSTAGE_ID_BOARD_FLASH_37, /* In case you didn't hear... */
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BOOTSTAGE_ID_BOARD_ENV, /* Environment is relocated & ready */
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BOOTSTAGE_ID_BOARD_PCI, /* PCI is up */
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BOOTSTAGE_ID_BOARD_INTERRUPTS, /* Exceptions / interrupts ready */
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BOOTSTAGE_ID_BOARD_DONE, /* Board init done, off to main loop */
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/* ^^^ here ends the x86 sequence */
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};
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/*
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* Board code can implement show_boot_progress() if needed.
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*
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* @param val Progress state (enum bootstage_id), or -id if an error
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* has occurred.
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*/
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void show_boot_progress(int val);
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static inline void show_boot_error(int val)
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{
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show_boot_progress(-val);
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}
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#endif
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