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docs: add DC/DW support to legacy MCU1 profile

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Shen Mintao
2026-07-24 14:26:48 +08:00
parent dbfbfa0c64
commit 59e6b00abe
3 changed files with 26 additions and 23 deletions
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README.md
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# AIC8800D80 Linux Driver # AIC8800 Linux Driver
This driver is for the AIC8800D80 chipset, supported by devices such as the Tenda U11 and AX913B. This driver supports AIC8800-family chipsets used by devices such as the Tenda U11, AX913B, and TP-Link Archer TX1U Nano.
> **Legacy MCU revision 1 branch:** You are viewing `legacy-mcu1`. This branch > **Legacy MCU revision 1 branch:** You are viewing `legacy-mcu1`. This branch
> is only for AIC8800D80 devices that report `chip_id=7, chip_mcu_id=1` and fail > is only for AIC8800D80 or AIC8800DC/DW devices that report
> the current V5 FMAC upload at `0x170400`. It uses the complete matched Radxa > `chip_id=7, chip_mcu_id=1`. It provides complete matched V3 firmware and
> SDK V3 D80 firmware and loader profile validated in > loader profiles for the D80 upload-limit failure validated in
> [issue #58](https://github.com/shenmintao/aic8800d80/issues/58). Use > [issue #58](https://github.com/shenmintao/aic8800d80/issues/58) and the DC/DW
> V5 main-application timeout validated in
> [issue #71](https://github.com/shenmintao/aic8800d80/issues/71). Use
> [`main`](https://github.com/shenmintao/aic8800d80/tree/main) for newer > [`main`](https://github.com/shenmintao/aic8800d80/tree/main) for newer
> `chip_mcu_id=0` hardware or when the MCU revision is unknown. See the > `chip_mcu_id=0` hardware or when the MCU revision is unknown. See the
> [legacy MCU1 support notes](tests/issue58-mcu1-legacy-fw/README.md) before > [D80](tests/issue58-mcu1-legacy-fw/README.md) and
> installing. > [DC/DW](tests/issue71-mcu1-v3-profile/README.md) support notes before installing.
Added support for devices with Vendor ID 368B (tested). Added support for devices with Vendor ID 368B (tested).
tests/issue58-mcu1-legacy-fw/README.md
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Bluetooth continues to use the kernel's standard `btusb` driver; this branch Bluetooth continues to use the kernel's standard `btusb` driver; this branch
does not contain or install `aic_btusb`. does not contain or install `aic_btusb`.
Firmware and loader paths for D80N, D80X2, DC, and other variants are unchanged. Firmware and loader paths for D80N, D80X2, and other variants are unchanged.
The same branch now also carries the separately validated legacy DC/DW profile
documented in the [issue #71 support notes](../issue71-mcu1-v3-profile/README.md).
## Hardware validation ## Hardware validation
tests/issue71-mcu1-v3-profile/README.md
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# Issue #71: complete MCU1 V3 DC/DW profile # AIC8800DC/DW legacy MCU revision 1 support
This branch is the second test for The `legacy-mcu1` branch is the maintained compatibility profile for older
AIC8800DC/DW devices tracked in
[issue #71](https://github.com/shenmintao/aic8800d80/issues/71). It follows the [issue #71](https://github.com/shenmintao/aic8800d80/issues/71). It follows the
same method as the successful issue #58 legacy MCU1 branch: use a complete, same method as the successful issue #58 D80 profile: use a complete, matched
matched legacy firmware and loader profile rather than mixing firmware legacy firmware and loader rather than mixing firmware generations.
generations.
The branch keeps the current USB transport, cfg80211 integration, device IDs, The branch keeps the current USB transport, cfg80211 integration, device IDs,
DKMS installer, and modern-kernel compatibility. For AIC8800DC/DW it restores DKMS installer, and modern-kernel compatibility. For AIC8800DC/DW it restores
@@ -12,16 +12,17 @@ the complete firmware directory and matching loader from immediately before
SDK V5 commit `d66e5cb`. That loader includes the MCU1 cache fix and flash DPD SDK V5 commit `d66e5cb`. That loader includes the MCU1 cache fix and flash DPD
validation used by the reporter's previously working driver. validation used by the reporter's previously working driver.
The first issue #71 test proved that the DPD result stored in flash is valid, The first issue #71 test proved that the DPD result stored in flash was valid,
but the V5 main application still timed out at `DBG_START_APP_REQ`. This branch but the V5 main application still timed out at `DBG_START_APP_REQ`. Test commit
tests the complete profile that produced the reporter's known-good firmware [`d999571`](https://github.com/shenmintao/aic8800d80/commit/d999571) restored the
hashes. complete profile matching the reporter's known-good firmware hashes, after
which the reporter confirmed that the TX1U Nano worked.
## Install ## Install
```bash ```bash
git fetch origin git fetch origin
git switch test/issue-71-mcu1-v3-profile git switch legacy-mcu1
git pull --ff-only git pull --ff-only
sudo ./install.sh sudo ./install.sh
sudo poweroff sudo poweroff
@@ -61,10 +62,8 @@ New interface create wlan0
There should be no command timeout, `err_lmac_reqs`, or failed USB probe after There should be no command timeout, `err_lmac_reqs`, or failed USB probe after
the main application starts. the main application starts.
If the interface is created, also test scanning, association, DHCP, gateway Confirm scanning, association, DHCP, gateway and Internet reachability, real
and Internet reachability, at least 10 minutes of real traffic, and one USB traffic, and clean initialization after a USB unplug/replug cycle.
unplug/replug cycle. Attach `issue71-v3-profile.log` whether the result passes
or fails.
## Roll back ## Roll back