fwupd/plugins/bcm57xx/fu-bcm57xx-common.h

73 lines
1.9 KiB
C

/*
* Copyright (C) 2018 Richard Hughes <richard@hughsie.com>
*
* SPDX-License-Identifier: LGPL-2.1+
*/
#pragma once
#include <glib.h>
#include <fwupd.h>
#define BCM_VENDOR_BROADCOM 0x14E4
#define BCM_FW_BRANCH_UNKNOWN NULL
#define BCM_FW_BRANCH_OSS_FIRMWARE "oss-firmware"
#define BCM_FIRMWARE_SIZE 0x40000 /* x2 for Dell */
#define BCM_PHYS_ADDR_DEFAULT 0x08003800
#define BCM_NVRAM_MAGIC 0x669955AA
/* offsets into NVMRAM */
#define BCM_NVRAM_HEADER_BASE 0x00
#define BCM_NVRAM_DIRECTORY_BASE 0x14
#define BCM_NVRAM_INFO_BASE 0x74
#define BCM_NVRAM_VPD_BASE 0x100
#define BCM_NVRAM_INFO2_BASE 0x200
#define BCM_NVRAM_STAGE1_BASE 0x28c
#define BCM_NVRAM_HEADER_MAGIC 0x00
#define BCM_NVRAM_HEADER_PHYS_ADDR 0x04
#define BCM_NVRAM_HEADER_SIZE_WRDS 0x08
#define BCM_NVRAM_HEADER_OFFSET 0x0C
#define BCM_NVRAM_HEADER_CRC 0x10
#define BCM_NVRAM_HEADER_SZ 0x14
#define BCM_NVRAM_INFO_MAC_ADDR0 0x00
#define BCM_NVRAM_INFO_VENDOR 0x2C
#define BCM_NVRAM_INFO_DEVICE 0x2E
#define BCM_NVRAM_INFO_SZ 0x8C
#define BCM_NVRAM_DIRECTORY_ADDR 0x00
#define BCM_NVRAM_DIRECTORY_SIZE_WRDS 0x04
#define BCM_NVRAM_DIRECTORY_OFFSET 0x08
#define BCM_NVRAM_DIRECTORY_SZ 0x0c
#define BCM_NVRAM_VPD_SZ 0x100
#define BCM_NVRAM_INFO2_SZ 0x8c
#define BCM_NVRAM_STAGE1_VERADDR 0x08
#define BCM_NVRAM_STAGE1_VERSION 0x0C
typedef struct {
gchar *branch;
gchar *version;
FwupdVersionFormat verfmt;
} Bcm57xxVeritem;
guint32 fu_bcm57xx_nvram_crc (const guint8 *buf,
gsize bufsz);
gboolean fu_bcm57xx_verify_crc (GBytes *fw,
GError **error);
gboolean fu_bcm57xx_verify_magic (GBytes *fw,
gsize offset,
GError **error);
/* parses stage1 version */
void fu_bcm57xx_veritem_free (Bcm57xxVeritem *veritem);
Bcm57xxVeritem *fu_bcm57xx_veritem_new (const guint8 *buf,
gsize bufsz);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(Bcm57xxVeritem, fu_bcm57xx_veritem_free)