Wl1251/Development: Difference between revisions
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imported>lxp No edit summary |
imported>lxp No edit summary |
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| Line 136: | Line 136: | ||
Start with DISABLE_TX. | Start with DISABLE_TX. | ||
Let | Let op_add_interface do ENABLE_TX and op_remove_interface do DISABLE_TX. | ||
Use JOIN for every channel change. | Use JOIN for every channel change. | ||
Latest revision as of 20:14, 18 February 2011
Firmware testing
Testing driver: Maemo Fremantle 2.6.28 / wireless-testing 2011-02-06
External monitor: Ubuntu 10.04 / Wireshark / Alfa AWUS036H (rtl8187) in monitor mode (single vif)
Monitor mode channel switching
JOIN
Parameters
| bssid | beacon_int | dtim_period | bss_type | ctrl | Result |
|---|---|---|---|---|---|
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | JOIN_CMD_CTRL_TX_FLUSH | CTS |
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | 0 | CTS |
| 00:00:00:00:00:00 | 100 | 0 | BSS_TYPE_STA_BSS | JOIN_CMD_CTRL_TX_FLUSH | CTS |
| 00:00:00:00:00:00 | 0 | 1 | BSS_TYPE_STA_BSS | JOIN_CMD_CTRL_TX_FLUSH | CTS |
| 00:00:00:00:00:00 | 0 | 0 | BSS_TYPE_STA_BSS | 0 | CTS |
CTS: Emits some CTS frames
ACX_CTS_PROTECTION / JOIN
| bssid | beacon_int | dtim_period | bss_type | ctrl | ACX_CTS_PROTECTION | Result |
|---|---|---|---|---|---|---|
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | JOIN_CMD_CTRL_TX_FLUSH | CTSPROTECT_DISABLE | CTS |
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | JOIN_CMD_CTRL_TX_FLUSH | CTSPROTECT_ENABLE | CTS |
| 00:00:00:00:00:00 | 0 | 0 | BSS_TYPE_STA_BSS | 0 | CTSPROTECT_DISABLE | CTS |
| 00:00:00:00:00:00 | 0 | 0 | BSS_TYPE_STA_BSS | 0 | CTSPROTECT_ENABLE | CTS |
| 00:00:00:00:00:00 | 0 | 0 | MAX_BSS_TYPE | 0 | CTSPROTECT_DISABLE | No channel change |
| 00:00:00:00:00:00 | 0 | 0 | 1 | 0 | CTSPROTECT_DISABLE | CTS |
| 00:00:00:00:00:00 | 0 | 0 | 4 | 0 | CTSPROTECT_DISABLE | CTS |
| ff:ff:ff:ff:ff:ff | 0 | 0 | BSS_TYPE_STA_BSS | 0 | CTSPROTECT_DISABLE | CTS |
JOIN / ACX_CTS_PROTECTION
| bssid | beacon_int | dtim_period | bss_type | ctrl | ACX_CTS_PROTECTION | Result |
|---|---|---|---|---|---|---|
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | 0 | CTSPROTECT_DISABLE | CTS |
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | 0 | CTSPROTECT_ENABLE | CTS |
| 00:00:00:00:00:00 | 0 | 0 | BSS_TYPE_STA_BSS | 0 | CTSPROTECT_DISABLE | CTS |
| 00:00:00:00:00:00 | 0 | 0 | BSS_TYPE_STA_BSS | 0 | CTSPROTECT_ENABLE | CTS |
TX_DISABLE / JOIN
| bssid | beacon_int | dtim_period | bss_type | ctrl | Result |
|---|---|---|---|---|---|
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | JOIN_CMD_CTRL_TX_FLUSH | WORKS! |
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | 0 | WORKS! |
| 00:00:00:00:00:00 | 0 | 0 | BSS_TYPE_STA_BSS | 0 | WORKS! |
JOIN / TX_DISABLE
| bssid | beacon_int | dtim_period | bss_type | ctrl | Result |
|---|---|---|---|---|---|
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | JOIN_CMD_CTRL_TX_FLUSH | TX/RX not working |
JOIN / DISCONNECT
| bssid | beacon_int | dtim_period | bss_type | ctrl | Result |
|---|---|---|---|---|---|
| 00:00:00:00:00:00 | 100 | 1 | BSS_TYPE_STA_BSS | 0 | some CTS/TX path disabled |
| 00:00:00:00:00:00 | 0 | 0 | BSS_TYPE_STA_BSS | 0 | some CTS/TX path disabled |
TX_ENABLE
| Result |
|---|
| TX path disabled |
RX_ENABLE
| Result |
|---|
| TX path disabled |
TX_DISABLE
| Result |
|---|
| No channel change?/TX path disabled |
RX_DISABLE
| Result |
|---|
| Firmware lockup on TX |
New proposal:
Start with DISABLE_TX. Let op_add_interface do ENABLE_TX and op_remove_interface do DISABLE_TX. Use JOIN for every channel change.
