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qemu/roms/skiboot/external/common/arch_flash.h
Daniel Baumann ea34ddeea6
Adding upstream version 1:10.0.2+ds.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 14:27:05 +02:00

38 lines
1,008 B
C

// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
/* Copyright 2015 IBM Corp.
*/
#ifndef __EXTERNAL_ARCH_FLASH_H
#define __EXTERNAL_ARCH_FLASH_H
#include <getopt.h>
#include <libflash/blocklevel.h>
enum flash_access {
PNOR_DIRECT,
PNOR_MTD,
BMC_DIRECT,
BMC_MTD,
ACCESS_INVAL
};
int arch_flash_init(struct blocklevel_device **bl, const char *file,
bool keep_alive);
void arch_flash_close(struct blocklevel_device *bl, const char *file);
/* Low level functions that an architecture may support */
/*
* If called BEFORE init, then this dictates how the flash will be
* accessed.
* If called AFTER init, then this returns how the flash is being accessed.
*/
enum flash_access arch_flash_access(struct blocklevel_device *bl,
enum flash_access access);
int arch_flash_erase_chip(struct blocklevel_device *bl);
int arch_flash_4b_mode(struct blocklevel_device *bl, int set_4b);
int arch_flash_set_wrprotect(struct blocklevel_device *bl, int set);
#endif /* __EXTERNAL_ARCH_FLASH_H */