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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76 lines
2.0 KiB
76 lines
2.0 KiB
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2008 - 2009
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* Windriver, <www.windriver.com>
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* Tom Rix <Tom.Rix@windriver.com>
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*
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* Copyright 2011 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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*
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* Copyright 2014 Linaro, Ltd.
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* Rob Herring <robh@kernel.org>
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*/
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#include <common.h>
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#include <fastboot.h>
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/**
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* fastboot_response() - Writes a response of the form "$tag$reason".
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*
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* @tag: The first part of the response
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* @response: Pointer to fastboot response buffer
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* @format: printf style format string
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*/
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void fastboot_response(const char *tag, char *response,
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const char *format, ...)
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{
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va_list args;
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strlcpy(response, tag, FASTBOOT_RESPONSE_LEN);
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if (format) {
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va_start(args, format);
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vsnprintf(response + strlen(response),
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FASTBOOT_RESPONSE_LEN - strlen(response) - 1,
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format, args);
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va_end(args);
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}
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}
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/**
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* fastboot_fail() - Write a FAIL response of the form "FAIL$reason".
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*
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* @reason: Pointer to returned reason string
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* @response: Pointer to fastboot response buffer
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*/
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void fastboot_fail(const char *reason, char *response)
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{
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fastboot_response("FAIL", response, "%s", reason);
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}
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/**
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* fastboot_okay() - Write an OKAY response of the form "OKAY$reason".
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*
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* @reason: Pointer to returned reason string, or NULL to send a bare "OKAY"
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* @response: Pointer to fastboot response buffer
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*/
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void fastboot_okay(const char *reason, char *response)
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{
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if (reason)
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fastboot_response("OKAY", response, "%s", reason);
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else
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fastboot_response("OKAY", response, NULL);
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}
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/**
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* fastboot_set_reboot_flag() - Set flag to indicate reboot-bootloader
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*
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* Set flag which indicates that we should reboot into the bootloader
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* following the reboot that fastboot executes after this function.
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*
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* This function should be overridden in your board file with one
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* which sets whatever flag your board specific Android bootloader flow
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* requires in order to re-enter the bootloader.
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*/
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int __weak fastboot_set_reboot_flag(void)
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{
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return -ENOSYS;
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}
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