mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-24 13:43:28 +00:00
16f79dd4cd
"oem console" serves to read console record buffer. Signed-off-by: Ion Agorria <ion@agorria.com> Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com> Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> Link: https://lore.kernel.org/r/20240105072212.6615-7-clamor95@gmail.com Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
195 lines
5.6 KiB
C
195 lines
5.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* (C) Copyright 2008 - 2009
|
|
* Windriver, <www.windriver.com>
|
|
* Tom Rix <Tom.Rix@windriver.com>
|
|
*
|
|
* Copyright 2011 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
|
|
*
|
|
* Copyright 2014 Linaro, Ltd.
|
|
* Rob Herring <robh@kernel.org>
|
|
*/
|
|
#ifndef _FASTBOOT_H_
|
|
#define _FASTBOOT_H_
|
|
|
|
#define FASTBOOT_VERSION "0.4"
|
|
|
|
/*
|
|
* Signals u-boot fastboot code to send multiple responses by
|
|
* calling response generating function repeatedly until a OKAY/FAIL
|
|
* is generated as final response.
|
|
*
|
|
* This status code is only used internally to signal, must NOT
|
|
* be sent to host.
|
|
*/
|
|
#define FASTBOOT_MULTIRESPONSE_START ("MORE")
|
|
|
|
/* The 64 defined bytes plus \0 */
|
|
#define FASTBOOT_COMMAND_LEN (64 + 1)
|
|
#define FASTBOOT_RESPONSE_LEN (64 + 1)
|
|
|
|
/**
|
|
* All known commands to fastboot
|
|
*/
|
|
enum {
|
|
FASTBOOT_COMMAND_GETVAR = 0,
|
|
FASTBOOT_COMMAND_DOWNLOAD,
|
|
FASTBOOT_COMMAND_FLASH,
|
|
FASTBOOT_COMMAND_ERASE,
|
|
FASTBOOT_COMMAND_BOOT,
|
|
FASTBOOT_COMMAND_CONTINUE,
|
|
FASTBOOT_COMMAND_REBOOT,
|
|
FASTBOOT_COMMAND_REBOOT_BOOTLOADER,
|
|
FASTBOOT_COMMAND_REBOOT_FASTBOOTD,
|
|
FASTBOOT_COMMAND_REBOOT_RECOVERY,
|
|
FASTBOOT_COMMAND_SET_ACTIVE,
|
|
FASTBOOT_COMMAND_OEM_FORMAT,
|
|
FASTBOOT_COMMAND_OEM_PARTCONF,
|
|
FASTBOOT_COMMAND_OEM_BOOTBUS,
|
|
FASTBOOT_COMMAND_OEM_RUN,
|
|
FASTBOOT_COMMAND_OEM_CONSOLE,
|
|
FASTBOOT_COMMAND_ACMD,
|
|
FASTBOOT_COMMAND_UCMD,
|
|
FASTBOOT_COMMAND_COUNT
|
|
};
|
|
|
|
/**
|
|
* Reboot reasons
|
|
*/
|
|
enum fastboot_reboot_reason {
|
|
FASTBOOT_REBOOT_REASON_BOOTLOADER,
|
|
FASTBOOT_REBOOT_REASON_FASTBOOTD,
|
|
FASTBOOT_REBOOT_REASON_RECOVERY,
|
|
FASTBOOT_REBOOT_REASONS_COUNT
|
|
};
|
|
|
|
/**
|
|
* fastboot_response() - Writes a response of the form "$tag$reason".
|
|
*
|
|
* @tag: The first part of the response
|
|
* @response: Pointer to fastboot response buffer
|
|
* @format: printf style format string
|
|
*/
|
|
void fastboot_response(const char *tag, char *response,
|
|
const char *format, ...)
|
|
__attribute__ ((format (__printf__, 3, 4)));
|
|
|
|
/**
|
|
* fastboot_fail() - Write a FAIL response of the form "FAIL$reason".
|
|
*
|
|
* @reason: Pointer to returned reason string
|
|
* @response: Pointer to fastboot response buffer
|
|
*/
|
|
void fastboot_fail(const char *reason, char *response);
|
|
|
|
/**
|
|
* fastboot_okay() - Write an OKAY response of the form "OKAY$reason".
|
|
*
|
|
* @reason: Pointer to returned reason string, or NULL to send a bare "OKAY"
|
|
* @response: Pointer to fastboot response buffer
|
|
*/
|
|
void fastboot_okay(const char *reason, char *response);
|
|
|
|
/**
|
|
* fastboot_set_reboot_flag() - Set flag to indicate reboot-bootloader
|
|
*
|
|
* Set flag which indicates that we should reboot into the bootloader
|
|
* following the reboot that fastboot executes after this function.
|
|
*
|
|
* This function should be overridden in your board file with one
|
|
* which sets whatever flag your board specific Android bootloader flow
|
|
* requires in order to re-enter the bootloader.
|
|
*/
|
|
int fastboot_set_reboot_flag(enum fastboot_reboot_reason reason);
|
|
|
|
/**
|
|
* fastboot_set_progress_callback() - set progress callback
|
|
*
|
|
* @progress: Pointer to progress callback
|
|
*
|
|
* Set a callback which is invoked periodically during long running operations
|
|
* (flash and erase). This can be used (for example) by the UDP transport to
|
|
* send INFO responses to keep the client alive whilst those commands are
|
|
* executing.
|
|
*/
|
|
void fastboot_set_progress_callback(void (*progress)(const char *msg));
|
|
|
|
/*
|
|
* fastboot_init() - initialise new fastboot protocol session
|
|
*
|
|
* @buf_addr: Pointer to download buffer, or NULL for default
|
|
* @buf_size: Size of download buffer, or zero for default
|
|
*/
|
|
void fastboot_init(void *buf_addr, u32 buf_size);
|
|
|
|
/**
|
|
* fastboot_boot() - Execute fastboot boot command
|
|
*
|
|
* If ${fastboot_bootcmd} is set, run that command to execute the boot
|
|
* process, if that returns, then exit the fastboot server and return
|
|
* control to the caller.
|
|
*
|
|
* Otherwise execute "bootm <fastboot_buf_addr>", if that fails, reset
|
|
* the board.
|
|
*/
|
|
void fastboot_boot(void);
|
|
|
|
/**
|
|
* fastboot_handle_boot() - Shared implementation of system reaction to
|
|
* fastboot commands
|
|
*
|
|
* Making desceisions about device boot state (stay in fastboot, reboot
|
|
* to bootloader, reboot to OS, etc).
|
|
*/
|
|
void fastboot_handle_boot(int command, bool success);
|
|
|
|
/**
|
|
* fastboot_handle_command() - Handle fastboot command
|
|
*
|
|
* @cmd_string: Pointer to command string
|
|
* @response: Pointer to fastboot response buffer
|
|
*
|
|
* Return: Executed command, or -1 if not recognized
|
|
*/
|
|
int fastboot_handle_command(char *cmd_string, char *response);
|
|
|
|
/**
|
|
* fastboot_data_remaining() - return bytes remaining in current transfer
|
|
*
|
|
* Return: Number of bytes left in the current download
|
|
*/
|
|
u32 fastboot_data_remaining(void);
|
|
|
|
/**
|
|
* fastboot_data_download() - Copy image data to fastboot_buf_addr.
|
|
*
|
|
* @fastboot_data: Pointer to received fastboot data
|
|
* @fastboot_data_len: Length of received fastboot data
|
|
* @response: Pointer to fastboot response buffer
|
|
*
|
|
* Copies image data from fastboot_data to fastboot_buf_addr. Writes to
|
|
* response. fastboot_bytes_received is updated to indicate the number
|
|
* of bytes that have been transferred.
|
|
*/
|
|
void fastboot_data_download(const void *fastboot_data,
|
|
unsigned int fastboot_data_len, char *response);
|
|
|
|
/**
|
|
* fastboot_data_complete() - Mark current transfer complete
|
|
*
|
|
* @response: Pointer to fastboot response buffer
|
|
*
|
|
* Set image_size and ${filesize} to the total size of the downloaded image.
|
|
*/
|
|
void fastboot_data_complete(char *response);
|
|
|
|
/**
|
|
* fastboot_handle_multiresponse() - Called for each response to send
|
|
*
|
|
* @cmd: Command id that requested multiresponse
|
|
* @response: Pointer to fastboot response buffer
|
|
*/
|
|
void fastboot_multiresponse(int cmd, char *response);
|
|
|
|
void fastboot_acmd_complete(void);
|
|
#endif /* _FASTBOOT_H_ */
|