mirror of
https://git.proxmox.com/git/fwupd
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310 lines
7.8 KiB
C
310 lines
7.8 KiB
C
/*
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* Copyright (C) 2017 VIA Corporation
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* Copyright (C) 2019 Richard Hughes <richard@hughsie.com>
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*
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* SPDX-License-Identifier: LGPL-2.1+
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*/
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#include "config.h"
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#include <fwupdplugin.h>
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#include "fu-vli-usbhub-firmware.h"
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struct _FuVliUsbhubFirmware {
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FuFirmwareClass parent_instance;
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FuVliDeviceKind device_kind;
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FuVliUsbhubHeader hdr;
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};
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G_DEFINE_TYPE(FuVliUsbhubFirmware, fu_vli_usbhub_firmware, FU_TYPE_FIRMWARE)
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FuVliDeviceKind
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fu_vli_usbhub_firmware_get_device_kind(FuVliUsbhubFirmware *self)
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{
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g_return_val_if_fail(FU_IS_VLI_USBHUB_FIRMWARE(self), 0);
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return self->device_kind;
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}
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guint16
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fu_vli_usbhub_firmware_get_device_id(FuVliUsbhubFirmware *self)
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{
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g_return_val_if_fail(FU_IS_VLI_USBHUB_FIRMWARE(self), 0);
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return GUINT16_FROM_BE(self->hdr.dev_id);
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}
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static void
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fu_vli_usbhub_firmware_export(FuFirmware *firmware, FuFirmwareExportFlags flags, XbBuilderNode *bn)
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{
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FuVliUsbhubFirmware *self = FU_VLI_USBHUB_FIRMWARE(firmware);
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fu_xmlb_builder_insert_kv(bn,
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"device_kind",
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fu_vli_common_device_kind_to_string(self->device_kind));
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fu_vli_usbhub_header_export(&self->hdr, bn);
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}
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static gboolean
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fu_vli_usbhub_firmware_parse(FuFirmware *firmware,
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GBytes *fw,
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guint64 addr_start,
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guint64 addr_end,
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FwupdInstallFlags flags,
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GError **error)
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{
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FuVliUsbhubFirmware *self = FU_VLI_USBHUB_FIRMWARE(firmware);
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gsize bufsz = 0;
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guint16 adr_ofs = 0;
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guint16 version = 0x0;
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guint8 tmp = 0x0;
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guint8 fwtype = 0x0;
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const guint8 *buf = g_bytes_get_data(fw, &bufsz);
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/* map into header */
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if (!fu_memcpy_safe((guint8 *)&self->hdr,
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sizeof(self->hdr),
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0x0,
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buf,
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bufsz,
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0x0,
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sizeof(self->hdr),
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error)) {
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g_prefix_error(error, "failed to read header: ");
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return FALSE;
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}
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/* get firmware versions */
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switch (GUINT16_FROM_BE(self->hdr.dev_id)) {
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case 0x0d12:
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/* VL81x */
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if (!fu_common_read_uint16_safe(buf,
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bufsz,
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0x1f4c,
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&version,
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G_LITTLE_ENDIAN,
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error)) {
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g_prefix_error(error, "failed to get version: ");
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return FALSE;
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}
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version |= (self->hdr.strapping1 >> 4) & 0x07;
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if ((version & 0x0f) == 0x04) {
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if (!fu_common_read_uint8_safe(buf, bufsz, 0x700d, &tmp, error)) {
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g_prefix_error(error, "failed to get version increment: ");
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return FALSE;
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}
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if (tmp & 0x40)
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version += 1;
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}
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break;
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case 0x0507:
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/* VL210 */
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if (!fu_common_read_uint16_safe(buf,
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bufsz,
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0x8f0c,
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&version,
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G_LITTLE_ENDIAN,
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error)) {
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g_prefix_error(error, "failed to get version: ");
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return FALSE;
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}
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version |= (self->hdr.strapping1 >> 4) & 0x07;
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if ((version & 0x0f) == 0x04)
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version += 1;
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break;
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default:
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/* U3ID_Address_In_FW_Zone */
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if (!fu_common_read_uint16_safe(buf,
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bufsz,
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0x8000,
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&adr_ofs,
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G_BIG_ENDIAN,
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error)) {
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g_prefix_error(error, "failed to get offset addr: ");
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return FALSE;
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}
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if (!fu_common_read_uint16_safe(buf,
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bufsz,
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adr_ofs + 0x2000 + 0x04, /* U3-M? */
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&version,
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G_LITTLE_ENDIAN,
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error)) {
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g_prefix_error(error, "failed to get offset version: ");
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return FALSE;
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}
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version |= (self->hdr.strapping1 >> 4) & 0x07;
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}
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/* version is set */
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if (version != 0x0) {
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g_autofree gchar *version_str = NULL;
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version_str = fu_common_version_from_uint16(version, FWUPD_VERSION_FORMAT_BCD);
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fu_firmware_set_version(firmware, version_str);
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fu_firmware_set_version_raw(firmware, version);
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}
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/* get device type from firmware image */
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switch (GUINT16_FROM_BE(self->hdr.dev_id)) {
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case 0x0d12: {
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guint16 binver1 = 0x0;
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guint16 binver2 = 0x0;
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guint16 usb2_fw_addr = GUINT16_FROM_BE(self->hdr.usb2_fw_addr) + 0x1ff1;
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guint16 usb3_fw_addr = GUINT16_FROM_BE(self->hdr.usb3_fw_addr) + 0x1ffa;
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if (!fu_common_read_uint16_safe(buf,
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bufsz,
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usb2_fw_addr,
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&binver1,
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G_LITTLE_ENDIAN,
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error)) {
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g_prefix_error(error, "failed to get binver1: ");
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return FALSE;
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}
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if (!fu_common_read_uint16_safe(buf,
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bufsz,
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usb3_fw_addr,
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&binver2,
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G_LITTLE_ENDIAN,
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error)) {
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g_prefix_error(error, "failed to get binver2: ");
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return FALSE;
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}
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/* VL813 == VT3470 */
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if ((binver1 == 0xb770 && binver2 == 0xb770) ||
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(binver1 == 0xb870 && binver2 == 0xb870)) {
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self->device_kind = FU_VLI_DEVICE_KIND_VL813;
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/* VLQ4S == VT3470 (Q4S) */
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} else if (self->hdr.strapping1 & FU_VLI_USBHUB_HEADER_STRAPPING1_Q4S) {
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self->device_kind = FU_VLI_DEVICE_KIND_VL812Q4S;
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/* VL812 == VT3470 (812/813) */
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} else if (self->hdr.strapping1 & FU_VLI_USBHUB_HEADER_STRAPPING1_76PIN) {
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/* is B3 */
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if (self->hdr.strapping1 & FU_VLI_USBHUB_HEADER_STRAPPING1_B3UP)
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self->device_kind = FU_VLI_DEVICE_KIND_VL812B3;
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else
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self->device_kind = FU_VLI_DEVICE_KIND_VL812B0;
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/* VL811P == VT3470 */
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} else {
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/* is B3 */
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if (self->hdr.strapping1 & FU_VLI_USBHUB_HEADER_STRAPPING1_B3UP)
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self->device_kind = FU_VLI_DEVICE_KIND_VL811PB3;
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else
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self->device_kind = FU_VLI_DEVICE_KIND_VL811PB0;
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}
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break;
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}
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case 0x0507:
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/* VL210 == VT3507 */
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self->device_kind = FU_VLI_DEVICE_KIND_VL210;
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break;
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case 0x0545:
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/* VL211 == VT3545 */
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self->device_kind = FU_VLI_DEVICE_KIND_VL211;
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break;
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case 0x0518:
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/* VL819~VL822 == VT3518 */
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if (!fu_common_read_uint8_safe(buf, bufsz, 0x8021, &tmp, error)) {
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g_prefix_error(error, "failed to get 820/822 byte: ");
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return FALSE;
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}
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/* Q5/Q7/Q8 requires searching two addresses for offset value */
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if (!fu_common_read_uint16_safe(buf,
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bufsz,
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0x8018,
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&adr_ofs,
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G_BIG_ENDIAN,
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error)) {
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g_prefix_error(error, "failed to get Q7/Q8 offset mapping: ");
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return FALSE;
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}
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/* VL819, VL821, VL822 */
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if (tmp == 0xF0) {
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if (!fu_common_read_uint8_safe(buf, bufsz, adr_ofs + 0x2000, &tmp, error)) {
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g_prefix_error(error, "failed to get offset version: ");
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return FALSE;
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}
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/* VL819 */
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if ((tmp == 0x05) || (tmp == 0x07))
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fwtype = tmp & 0x7;
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else
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fwtype = (tmp & 0x1) << 1 | (tmp & 0x2) << 1 | (tmp & 0x4) >> 2;
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/* matching Q5/Q7/Q8 */
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switch (fwtype) {
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case 0x00:
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self->device_kind = FU_VLI_DEVICE_KIND_VL822Q7;
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break;
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case 0x01:
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self->device_kind = FU_VLI_DEVICE_KIND_VL822Q5;
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break;
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case 0x02:
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self->device_kind = FU_VLI_DEVICE_KIND_VL822Q8;
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break;
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case 0x04:
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self->device_kind = FU_VLI_DEVICE_KIND_VL821Q7;
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break;
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case 0x05:
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self->device_kind = FU_VLI_DEVICE_KIND_VL819Q7;
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break;
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case 0x06:
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self->device_kind = FU_VLI_DEVICE_KIND_VL821Q8;
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break;
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case 0x07:
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self->device_kind = FU_VLI_DEVICE_KIND_VL819Q8;
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break;
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default:
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g_prefix_error(error, "failed to match Q5/Q7/Q8 fw type: ");
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return FALSE;
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}
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/* VL820 */
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} else {
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if (!fu_common_read_uint8_safe(buf,
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bufsz,
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adr_ofs + 0x2000 + 0x05,
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&tmp,
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error)) {
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g_prefix_error(error, "failed to get offset version: ");
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return FALSE;
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}
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if (tmp & (1 << 0))
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self->device_kind = FU_VLI_DEVICE_KIND_VL820Q8;
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else
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self->device_kind = FU_VLI_DEVICE_KIND_VL820Q7;
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}
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break;
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case 0x0538:
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/* VL817 == VT3538 */
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self->device_kind = FU_VLI_DEVICE_KIND_VL817;
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break;
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case 0x0553:
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/* VL120 == VT3553 */
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self->device_kind = FU_VLI_DEVICE_KIND_VL120;
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break;
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default:
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break;
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}
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/* whole image */
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fu_firmware_set_bytes(firmware, fw);
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return TRUE;
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}
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static void
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fu_vli_usbhub_firmware_init(FuVliUsbhubFirmware *self)
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{
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}
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static void
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fu_vli_usbhub_firmware_class_init(FuVliUsbhubFirmwareClass *klass)
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{
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FuFirmwareClass *klass_firmware = FU_FIRMWARE_CLASS(klass);
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klass_firmware->parse = fu_vli_usbhub_firmware_parse;
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klass_firmware->export = fu_vli_usbhub_firmware_export;
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}
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FuFirmware *
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fu_vli_usbhub_firmware_new(void)
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{
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return FU_FIRMWARE(g_object_new(FU_TYPE_VLI_USBHUB_FIRMWARE, NULL));
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}
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