[RT2x00]: add driver for Ralink wireless hardware

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1024 insertions, 0 deletions

diff --git a/drivers/net/wireless/rt2x00/rt73usb.h b/drivers/net/wireless/rt2x00/rt73usb.h
new file mode 100644
index 000000000000..5d63a1a714f3
--- /dev/null
+++ b/drivers/net/wireless/rt2x00/rt73usb.h
@@ -0,0 +1,1024 @@
+/*
+        Copyright (C) 2004 - 2007 rt2x00 SourceForge Project
+        <http://rt2x00.serialmonkey.com>
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the
+        Free Software Foundation, Inc.,
+        59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/*
+        Module: rt73usb
+        Abstract: Data structures and registers for the rt73usb module.
+        Supported chipsets: rt2571W & rt2671.
+ */
+
+#ifndef RT73USB_H
+#define RT73USB_H
+
+/*
+ * RF chip defines.
+ */
+#define RF5226                          0x0001
+#define RF2528                          0x0002
+#define RF5225                          0x0003
+#define RF2527                          0x0004
+
+/*
+ * Signal information.
+ * Defaul offset is required for RSSI <-> dBm conversion.
+ */
+#define MAX_SIGNAL                      100
+#define MAX_RX_SSI                      -1
+#define DEFAULT_RSSI_OFFSET             120
+
+/*
+ * Register layout information.
+ */
+#define CSR_REG_BASE                    0x3000
+#define CSR_REG_SIZE                    0x04b0
+#define EEPROM_BASE                     0x0000
+#define EEPROM_SIZE                     0x0100
+#define BBP_SIZE                        0x0080
+#define RF_SIZE                         0x0014
+
+/*
+ * USB registers.
+ */
+
+/*
+ * MCU_LEDCS: LED control for MCU Mailbox.
+ */
+#define MCU_LEDCS_LED_MODE              FIELD16(0x001f)
+#define MCU_LEDCS_RADIO_STATUS          FIELD16(0x0020)
+#define MCU_LEDCS_LINK_BG_STATUS        FIELD16(0x0040)
+#define MCU_LEDCS_LINK_A_STATUS         FIELD16(0x0080)
+#define MCU_LEDCS_POLARITY_GPIO_0       FIELD16(0x0100)
+#define MCU_LEDCS_POLARITY_GPIO_1       FIELD16(0x0200)
+#define MCU_LEDCS_POLARITY_GPIO_2       FIELD16(0x0400)
+#define MCU_LEDCS_POLARITY_GPIO_3       FIELD16(0x0800)
+#define MCU_LEDCS_POLARITY_GPIO_4       FIELD16(0x1000)
+#define MCU_LEDCS_POLARITY_ACT          FIELD16(0x2000)
+#define MCU_LEDCS_POLARITY_READY_BG     FIELD16(0x4000)
+#define MCU_LEDCS_POLARITY_READY_A      FIELD16(0x8000)
+
+/*
+ * 8051 firmware image.
+ */
+#define FIRMWARE_RT2571                 "rt73.bin"
+#define FIRMWARE_IMAGE_BASE             0x0800
+
+/*
+ * Security key table memory.
+ * 16 entries 32-byte for shared key table
+ * 64 entries 32-byte for pairwise key table
+ * 64 entries 8-byte for pairwise ta key table
+ */
+#define SHARED_KEY_TABLE_BASE           0x1000
+#define PAIRWISE_KEY_TABLE_BASE         0x1200
+#define PAIRWISE_TA_TABLE_BASE          0x1a00
+
+struct hw_key_entry {
+        u8 key[16];
+        u8 tx_mic[8];
+        u8 rx_mic[8];
+} __attribute__ ((packed));
+
+struct hw_pairwise_ta_entry {
+        u8 address[6];
+        u8 reserved[2];
+} __attribute__ ((packed));
+
+/*
+ * Since NULL frame won't be that long (256 byte),
+ * We steal 16 tail bytes to save debugging settings.
+ */
+#define HW_DEBUG_SETTING_BASE           0x2bf0
+
+/*
+ * On-chip BEACON frame space.
+ */
+#define HW_BEACON_BASE0                 0x2400
+#define HW_BEACON_BASE1                 0x2500
+#define HW_BEACON_BASE2                 0x2600
+#define HW_BEACON_BASE3                 0x2700
+
+/*
+ * MAC Control/Status Registers(CSR).
+ * Some values are set in TU, whereas 1 TU == 1024 us.
+ */
+
+/*
+ * MAC_CSR0: ASIC revision number.
+ */
+#define MAC_CSR0                        0x3000
+
+/*
+ * MAC_CSR1: System control register.
+ * SOFT_RESET: Software reset bit, 1: reset, 0: normal.
+ * BBP_RESET: Hardware reset BBP.
+ * HOST_READY: Host is ready after initialization, 1: ready.
+ */
+#define MAC_CSR1                        0x3004
+#define MAC_CSR1_SOFT_RESET             FIELD32(0x00000001)
+#define MAC_CSR1_BBP_RESET              FIELD32(0x00000002)
+#define MAC_CSR1_HOST_READY             FIELD32(0x00000004)
+
+/*
+ * MAC_CSR2: STA MAC register 0.
+ */
+#define MAC_CSR2                        0x3008
+#define MAC_CSR2_BYTE0                  FIELD32(0x000000ff)
+#define MAC_CSR2_BYTE1                  FIELD32(0x0000ff00)
+#define MAC_CSR2_BYTE2                  FIELD32(0x00ff0000)
+#define MAC_CSR2_BYTE3                  FIELD32(0xff000000)
+
+/*
+ * MAC_CSR3: STA MAC register 1.
+ */
+#define MAC_CSR3                        0x300c
+#define MAC_CSR3_BYTE4                  FIELD32(0x000000ff)
+#define MAC_CSR3_BYTE5                  FIELD32(0x0000ff00)
+#define MAC_CSR3_UNICAST_TO_ME_MASK     FIELD32(0x00ff0000)
+
+/*
+ * MAC_CSR4: BSSID register 0.
+ */
+#define MAC_CSR4                        0x3010
+#define MAC_CSR4_BYTE0                  FIELD32(0x000000ff)
+#define MAC_CSR4_BYTE1                  FIELD32(0x0000ff00)
+#define MAC_CSR4_BYTE2                  FIELD32(0x00ff0000)
+#define MAC_CSR4_BYTE3                  FIELD32(0xff000000)
+
+/*
+ * MAC_CSR5: BSSID register 1.
+ * BSS_ID_MASK: 3: one BSSID, 0: 4 BSSID, 2 or 1: 2 BSSID.
+ */
+#define MAC_CSR5                        0x3014
+#define MAC_CSR5_BYTE4                  FIELD32(0x000000ff)
+#define MAC_CSR5_BYTE5                  FIELD32(0x0000ff00)
+#define MAC_CSR5_BSS_ID_MASK            FIELD32(0x00ff0000)
+
+/*
+ * MAC_CSR6: Maximum frame length register.
+ */
+#define MAC_CSR6                        0x3018
+#define MAC_CSR6_MAX_FRAME_UNIT         FIELD32(0x00000fff)
+
+/*
+ * MAC_CSR7: Reserved
+ */
+#define MAC_CSR7                        0x301c
+
+/*
+ * MAC_CSR8: SIFS/EIFS register.
+ * All units are in US.
+ */
+#define MAC_CSR8                        0x3020
+#define MAC_CSR8_SIFS                   FIELD32(0x000000ff)
+#define MAC_CSR8_SIFS_AFTER_RX_OFDM     FIELD32(0x0000ff00)
+#define MAC_CSR8_EIFS                   FIELD32(0xffff0000)
+
+/*
+ * MAC_CSR9: Back-Off control register.
+ * SLOT_TIME: Slot time, default is 20us for 802.11BG.
+ * CWMIN: Bit for Cwmin. default Cwmin is 31 (2^5 - 1).
+ * CWMAX: Bit for Cwmax, default Cwmax is 1023 (2^10 - 1).
+ * CW_SELECT: 1: CWmin/Cwmax select from register, 0:select from TxD.
+ */
+#define MAC_CSR9                        0x3024
+#define MAC_CSR9_SLOT_TIME              FIELD32(0x000000ff)
+#define MAC_CSR9_CWMIN                  FIELD32(0x00000f00)
+#define MAC_CSR9_CWMAX                  FIELD32(0x0000f000)
+#define MAC_CSR9_CW_SELECT              FIELD32(0x00010000)
+
+/*
+ * MAC_CSR10: Power state configuration.
+ */
+#define MAC_CSR10                       0x3028
+
+/*
+ * MAC_CSR11: Power saving transition time register.
+ * DELAY_AFTER_TBCN: Delay after Tbcn expired in units of TU.
+ * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup.
+ * WAKEUP_LATENCY: In unit of TU.
+ */
+#define MAC_CSR11                       0x302c
+#define MAC_CSR11_DELAY_AFTER_TBCN      FIELD32(0x000000ff)
+#define MAC_CSR11_TBCN_BEFORE_WAKEUP    FIELD32(0x00007f00)
+#define MAC_CSR11_AUTOWAKE              FIELD32(0x00008000)
+#define MAC_CSR11_WAKEUP_LATENCY        FIELD32(0x000f0000)
+
+/*
+ * MAC_CSR12: Manual power control / status register (merge CSR20 & PWRCSR1).
+ * CURRENT_STATE: 0:sleep, 1:awake.
+ * FORCE_WAKEUP: This has higher priority than PUT_TO_SLEEP.
+ * BBP_CURRENT_STATE: 0: BBP sleep, 1: BBP awake.
+ */
+#define MAC_CSR12                       0x3030
+#define MAC_CSR12_CURRENT_STATE         FIELD32(0x00000001)
+#define MAC_CSR12_PUT_TO_SLEEP          FIELD32(0x00000002)
+#define MAC_CSR12_FORCE_WAKEUP          FIELD32(0x00000004)
+#define MAC_CSR12_BBP_CURRENT_STATE     FIELD32(0x00000008)
+
+/*
+ * MAC_CSR13: GPIO.
+ */
+#define MAC_CSR13                       0x3034
+
+/*
+ * MAC_CSR14: LED control register.
+ * ON_PERIOD: On period, default 70ms.
+ * OFF_PERIOD: Off period, default 30ms.
+ * HW_LED: HW TX activity, 1: normal OFF, 0: normal ON.
+ * SW_LED: s/w LED, 1: ON, 0: OFF.
+ * HW_LED_POLARITY: 0: active low, 1: active high.
+ */
+#define MAC_CSR14                       0x3038
+#define MAC_CSR14_ON_PERIOD             FIELD32(0x000000ff)
+#define MAC_CSR14_OFF_PERIOD            FIELD32(0x0000ff00)
+#define MAC_CSR14_HW_LED                FIELD32(0x00010000)
+#define MAC_CSR14_SW_LED                FIELD32(0x00020000)
+#define MAC_CSR14_HW_LED_POLARITY       FIELD32(0x00040000)
+#define MAC_CSR14_SW_LED2               FIELD32(0x00080000)
+
+/*
+ * MAC_CSR15: NAV control.
+ */
+#define MAC_CSR15                       0x303c
+
+/*
+ * TXRX control registers.
+ * Some values are set in TU, whereas 1 TU == 1024 us.
+ */
+
+/*
+ * TXRX_CSR0: TX/RX configuration register.
+ * TSF_OFFSET: Default is 24.
+ * AUTO_TX_SEQ: 1: ASIC auto replace sequence nr in outgoing frame.
+ * DISABLE_RX: Disable Rx engine.
+ * DROP_CRC: Drop CRC error.
+ * DROP_PHYSICAL: Drop physical error.
+ * DROP_CONTROL: Drop control frame.
+ * DROP_NOT_TO_ME: Drop not to me unicast frame.
+ * DROP_TO_DS: Drop fram ToDs bit is true.
+ * DROP_VERSION_ERROR: Drop version error frame.
+ * DROP_MULTICAST: Drop multicast frames.
+ * DROP_BORADCAST: Drop broadcast frames.
+ * ROP_ACK_CTS: Drop received ACK and CTS.
+ */
+#define TXRX_CSR0                       0x3040
+#define TXRX_CSR0_RX_ACK_TIMEOUT        FIELD32(0x000001ff)
+#define TXRX_CSR0_TSF_OFFSET            FIELD32(0x00007e00)
+#define TXRX_CSR0_AUTO_TX_SEQ           FIELD32(0x00008000)
+#define TXRX_CSR0_DISABLE_RX            FIELD32(0x00010000)
+#define TXRX_CSR0_DROP_CRC              FIELD32(0x00020000)
+#define TXRX_CSR0_DROP_PHYSICAL         FIELD32(0x00040000)
+#define TXRX_CSR0_DROP_CONTROL          FIELD32(0x00080000)
+#define TXRX_CSR0_DROP_NOT_TO_ME        FIELD32(0x00100000)
+#define TXRX_CSR0_DROP_TO_DS            FIELD32(0x00200000)
+#define TXRX_CSR0_DROP_VERSION_ERROR    FIELD32(0x00400000)
+#define TXRX_CSR0_DROP_MULTICAST        FIELD32(0x00800000)
+#define TXRX_CSR0_DROP_BORADCAST        FIELD32(0x01000000)
+#define TXRX_CSR0_DROP_ACK_CTS          FIELD32(0x02000000)
+#define TXRX_CSR0_TX_WITHOUT_WAITING    FIELD32(0x04000000)
+
+/*
+ * TXRX_CSR1
+ */
+#define TXRX_CSR1                       0x3044
+#define TXRX_CSR1_BBP_ID0               FIELD32(0x0000007f)
+#define TXRX_CSR1_BBP_ID0_VALID         FIELD32(0x00000080)
+#define TXRX_CSR1_BBP_ID1               FIELD32(0x00007f00)
+#define TXRX_CSR1_BBP_ID1_VALID         FIELD32(0x00008000)
+#define TXRX_CSR1_BBP_ID2               FIELD32(0x007f0000)
+#define TXRX_CSR1_BBP_ID2_VALID         FIELD32(0x00800000)
+#define TXRX_CSR1_BBP_ID3               FIELD32(0x7f000000)
+#define TXRX_CSR1_BBP_ID3_VALID         FIELD32(0x80000000)
+
+/*
+ * TXRX_CSR2
+ */
+#define TXRX_CSR2                       0x3048
+#define TXRX_CSR2_BBP_ID0               FIELD32(0x0000007f)
+#define TXRX_CSR2_BBP_ID0_VALID         FIELD32(0x00000080)
+#define TXRX_CSR2_BBP_ID1               FIELD32(0x00007f00)
+#define TXRX_CSR2_BBP_ID1_VALID         FIELD32(0x00008000)
+#define TXRX_CSR2_BBP_ID2               FIELD32(0x007f0000)
+#define TXRX_CSR2_BBP_ID2_VALID         FIELD32(0x00800000)
+#define TXRX_CSR2_BBP_ID3               FIELD32(0x7f000000)
+#define TXRX_CSR2_BBP_ID3_VALID         FIELD32(0x80000000)
+
+/*
+ * TXRX_CSR3
+ */
+#define TXRX_CSR3                       0x304c
+#define TXRX_CSR3_BBP_ID0               FIELD32(0x0000007f)
+#define TXRX_CSR3_BBP_ID0_VALID         FIELD32(0x00000080)
+#define TXRX_CSR3_BBP_ID1               FIELD32(0x00007f00)
+#define TXRX_CSR3_BBP_ID1_VALID         FIELD32(0x00008000)
+#define TXRX_CSR3_BBP_ID2               FIELD32(0x007f0000)
+#define TXRX_CSR3_BBP_ID2_VALID         FIELD32(0x00800000)
+#define TXRX_CSR3_BBP_ID3               FIELD32(0x7f000000)
+#define TXRX_CSR3_BBP_ID3_VALID         FIELD32(0x80000000)
+
+/*
+ * TXRX_CSR4: Auto-Responder/Tx-retry register.
+ * AUTORESPOND_PREAMBLE: 0:long, 1:short preamble.
+ * OFDM_TX_RATE_DOWN: 1:enable.
+ * OFDM_TX_RATE_STEP: 0:1-step, 1: 2-step, 2:3-step, 3:4-step.
+ * OFDM_TX_FALLBACK_CCK: 0: Fallback to OFDM 6M only, 1: Fallback to CCK 1M,2M.
+ */
+#define TXRX_CSR4                       0x3050
+#define TXRX_CSR4_TX_ACK_TIMEOUT        FIELD32(0x000000ff)
+#define TXRX_CSR4_CNTL_ACK_POLICY       FIELD32(0x00000700)
+#define TXRX_CSR4_ACK_CTS_PSM           FIELD32(0x00010000)
+#define TXRX_CSR4_AUTORESPOND_ENABLE    FIELD32(0x00020000)
+#define TXRX_CSR4_AUTORESPOND_PREAMBLE  FIELD32(0x00040000)
+#define TXRX_CSR4_OFDM_TX_RATE_DOWN     FIELD32(0x00080000)
+#define TXRX_CSR4_OFDM_TX_RATE_STEP     FIELD32(0x00300000)
+#define TXRX_CSR4_OFDM_TX_FALLBACK_CCK  FIELD32(0x00400000)
+#define TXRX_CSR4_LONG_RETRY_LIMIT      FIELD32(0x0f000000)
+#define TXRX_CSR4_SHORT_RETRY_LIMIT     FIELD32(0xf0000000)
+
+/*
+ * TXRX_CSR5
+ */
+#define TXRX_CSR5                       0x3054
+
+/*
+ * TXRX_CSR6: ACK/CTS payload consumed time
+ */
+#define TXRX_CSR6                       0x3058
+
+/*
+ * TXRX_CSR7: OFDM ACK/CTS payload consumed time for 6/9/12/18 mbps.
+ */
+#define TXRX_CSR7                       0x305c
+#define TXRX_CSR7_ACK_CTS_6MBS          FIELD32(0x000000ff)
+#define TXRX_CSR7_ACK_CTS_9MBS          FIELD32(0x0000ff00)
+#define TXRX_CSR7_ACK_CTS_12MBS         FIELD32(0x00ff0000)
+#define TXRX_CSR7_ACK_CTS_18MBS         FIELD32(0xff000000)
+
+/*
+ * TXRX_CSR8: OFDM ACK/CTS payload consumed time for 24/36/48/54 mbps.
+ */
+#define TXRX_CSR8                       0x3060
+#define TXRX_CSR8_ACK_CTS_24MBS         FIELD32(0x000000ff)
+#define TXRX_CSR8_ACK_CTS_36MBS         FIELD32(0x0000ff00)
+#define TXRX_CSR8_ACK_CTS_48MBS         FIELD32(0x00ff0000)
+#define TXRX_CSR8_ACK_CTS_54MBS         FIELD32(0xff000000)
+
+/*
+ * TXRX_CSR9: Synchronization control register.
+ * BEACON_INTERVAL: In unit of 1/16 TU.
+ * TSF_TICKING: Enable TSF auto counting.
+ * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
+ * BEACON_GEN: Enable beacon generator.
+ */
+#define TXRX_CSR9                       0x3064
+#define TXRX_CSR9_BEACON_INTERVAL       FIELD32(0x0000ffff)
+#define TXRX_CSR9_TSF_TICKING           FIELD32(0x00010000)
+#define TXRX_CSR9_TSF_SYNC              FIELD32(0x00060000)
+#define TXRX_CSR9_TBTT_ENABLE           FIELD32(0x00080000)
+#define TXRX_CSR9_BEACON_GEN            FIELD32(0x00100000)
+#define TXRX_CSR9_TIMESTAMP_COMPENSATE  FIELD32(0xff000000)
+
+/*
+ * TXRX_CSR10: BEACON alignment.
+ */
+#define TXRX_CSR10                      0x3068
+
+/*
+ * TXRX_CSR11: AES mask.
+ */
+#define TXRX_CSR11                      0x306c
+
+/*
+ * TXRX_CSR12: TSF low 32.
+ */
+#define TXRX_CSR12                      0x3070
+#define TXRX_CSR12_LOW_TSFTIMER         FIELD32(0xffffffff)
+
+/*
+ * TXRX_CSR13: TSF high 32.
+ */
+#define TXRX_CSR13                      0x3074
+#define TXRX_CSR13_HIGH_TSFTIMER        FIELD32(0xffffffff)
+
+/*
+ * TXRX_CSR14: TBTT timer.
+ */
+#define TXRX_CSR14                      0x3078
+
+/*
+ * TXRX_CSR15: TKIP MIC priority byte "AND" mask.
+ */
+#define TXRX_CSR15                      0x307c
+
+/*
+ * PHY control registers.
+ * Some values are set in TU, whereas 1 TU == 1024 us.
+ */
+
+/*
+ * PHY_CSR0: RF/PS control.
+ */
+#define PHY_CSR0                        0x3080
+#define PHY_CSR0_PA_PE_BG               FIELD32(0x00010000)
+#define PHY_CSR0_PA_PE_A                FIELD32(0x00020000)
+
+/*
+ * PHY_CSR1
+ */
+#define PHY_CSR1                        0x3084
+#define PHY_CSR1_RF_RPI                 FIELD32(0x00010000)
+
+/*
+ * PHY_CSR2: Pre-TX BBP control.
+ */
+#define PHY_CSR2                        0x3088
+
+/*
+ * PHY_CSR3: BBP serial control register.
+ * VALUE: Register value to program into BBP.
+ * REG_NUM: Selected BBP register.
+ * READ_CONTROL: 0: Write BBP, 1: Read BBP.
+ * BUSY: 1: ASIC is busy execute BBP programming.
+ */
+#define PHY_CSR3                        0x308c
+#define PHY_CSR3_VALUE                  FIELD32(0x000000ff)
+#define PHY_CSR3_REGNUM                 FIELD32(0x00007f00)
+#define PHY_CSR3_READ_CONTROL           FIELD32(0x00008000)
+#define PHY_CSR3_BUSY                   FIELD32(0x00010000)
+
+/*
+ * PHY_CSR4: RF serial control register
+ * VALUE: Register value (include register id) serial out to RF/IF chip.
+ * NUMBER_OF_BITS: Number of bits used in RFRegValue (I:20, RFMD:22).
+ * IF_SELECT: 1: select IF to program, 0: select RF to program.
+ * PLL_LD: RF PLL_LD status.
+ * BUSY: 1: ASIC is busy execute RF programming.
+ */
+#define PHY_CSR4                        0x3090
+#define PHY_CSR4_VALUE                  FIELD32(0x00ffffff)
+#define PHY_CSR4_NUMBER_OF_BITS         FIELD32(0x1f000000)
+#define PHY_CSR4_IF_SELECT              FIELD32(0x20000000)
+#define PHY_CSR4_PLL_LD                 FIELD32(0x40000000)
+#define PHY_CSR4_BUSY                   FIELD32(0x80000000)
+
+/*
+ * PHY_CSR5: RX to TX signal switch timing control.
+ */
+#define PHY_CSR5                        0x3094
+#define PHY_CSR5_IQ_FLIP                FIELD32(0x00000004)
+
+/*
+ * PHY_CSR6: TX to RX signal timing control.
+ */
+#define PHY_CSR6                        0x3098
+#define PHY_CSR6_IQ_FLIP                FIELD32(0x00000004)
+
+/*
+ * PHY_CSR7: TX DAC switching timing control.
+ */
+#define PHY_CSR7                        0x309c
+
+/*
+ * Security control register.
+ */
+
+/*
+ * SEC_CSR0: Shared key table control.
+ */
+#define SEC_CSR0                        0x30a0
+#define SEC_CSR0_BSS0_KEY0_VALID        FIELD32(0x00000001)
+#define SEC_CSR0_BSS0_KEY1_VALID        FIELD32(0x00000002)
+#define SEC_CSR0_BSS0_KEY2_VALID        FIELD32(0x00000004)
+#define SEC_CSR0_BSS0_KEY3_VALID        FIELD32(0x00000008)
+#define SEC_CSR0_BSS1_KEY0_VALID        FIELD32(0x00000010)
+#define SEC_CSR0_BSS1_KEY1_VALID        FIELD32(0x00000020)
+#define SEC_CSR0_BSS1_KEY2_VALID        FIELD32(0x00000040)
+#define SEC_CSR0_BSS1_KEY3_VALID        FIELD32(0x00000080)
+#define SEC_CSR0_BSS2_KEY0_VALID        FIELD32(0x00000100)
+#define SEC_CSR0_BSS2_KEY1_VALID        FIELD32(0x00000200)
+#define SEC_CSR0_BSS2_KEY2_VALID        FIELD32(0x00000400)
+#define SEC_CSR0_BSS2_KEY3_VALID        FIELD32(0x00000800)
+#define SEC_CSR0_BSS3_KEY0_VALID        FIELD32(0x00001000)
+#define SEC_CSR0_BSS3_KEY1_VALID        FIELD32(0x00002000)
+#define SEC_CSR0_BSS3_KEY2_VALID        FIELD32(0x00004000)
+#define SEC_CSR0_BSS3_KEY3_VALID        FIELD32(0x00008000)
+
+/*
+ * SEC_CSR1: Shared key table security mode register.
+ */
+#define SEC_CSR1                        0x30a4
+#define SEC_CSR1_BSS0_KEY0_CIPHER_ALG   FIELD32(0x00000007)
+#define SEC_CSR1_BSS0_KEY1_CIPHER_ALG   FIELD32(0x00000070)
+#define SEC_CSR1_BSS0_KEY2_CIPHER_ALG   FIELD32(0x00000700)
+#define SEC_CSR1_BSS0_KEY3_CIPHER_ALG   FIELD32(0x00007000)
+#define SEC_CSR1_BSS1_KEY0_CIPHER_ALG   FIELD32(0x00070000)
+#define SEC_CSR1_BSS1_KEY1_CIPHER_ALG   FIELD32(0x00700000)
+#define SEC_CSR1_BSS1_KEY2_CIPHER_ALG   FIELD32(0x07000000)
+#define SEC_CSR1_BSS1_KEY3_CIPHER_ALG   FIELD32(0x70000000)
+
+/*
+ * Pairwise key table valid bitmap registers.
+ * SEC_CSR2: pairwise key table valid bitmap 0.
+ * SEC_CSR3: pairwise key table valid bitmap 1.
+ */
+#define SEC_CSR2                        0x30a8
+#define SEC_CSR3                        0x30ac
+
+/*
+ * SEC_CSR4: Pairwise key table lookup control.
+ */
+#define SEC_CSR4                        0x30b0
+
+/*
+ * SEC_CSR5: shared key table security mode register.
+ */
+#define SEC_CSR5                        0x30b4
+#define SEC_CSR5_BSS2_KEY0_CIPHER_ALG   FIELD32(0x00000007)
+#define SEC_CSR5_BSS2_KEY1_CIPHER_ALG   FIELD32(0x00000070)
+#define SEC_CSR5_BSS2_KEY2_CIPHER_ALG   FIELD32(0x00000700)
+#define SEC_CSR5_BSS2_KEY3_CIPHER_ALG   FIELD32(0x00007000)
+#define SEC_CSR5_BSS3_KEY0_CIPHER_ALG   FIELD32(0x00070000)
+#define SEC_CSR5_BSS3_KEY1_CIPHER_ALG   FIELD32(0x00700000)
+#define SEC_CSR5_BSS3_KEY2_CIPHER_ALG   FIELD32(0x07000000)
+#define SEC_CSR5_BSS3_KEY3_CIPHER_ALG   FIELD32(0x70000000)
+
+/*
+ * STA control registers.
+ */
+
+/*
+ * STA_CSR0: RX PLCP error count & RX FCS error count.
+ */
+#define STA_CSR0                        0x30c0
+#define STA_CSR0_FCS_ERROR              FIELD32(0x0000ffff)
+#define STA_CSR0_PLCP_ERROR             FIELD32(0xffff0000)
+
+/*
+ * STA_CSR1: RX False CCA count & RX LONG frame count.
+ */
+#define STA_CSR1                        0x30c4
+#define STA_CSR1_PHYSICAL_ERROR         FIELD32(0x0000ffff)
+#define STA_CSR1_FALSE_CCA_ERROR        FIELD32(0xffff0000)
+
+/*
+ * STA_CSR2: TX Beacon count and RX FIFO overflow count.
+ */
+#define STA_CSR2                        0x30c8
+#define STA_CSR2_RX_FIFO_OVERFLOW_COUNT FIELD32(0x0000ffff)
+#define STA_CSR2_RX_OVERFLOW_COUNT      FIELD32(0xffff0000)
+
+/*
+ * STA_CSR3: TX Beacon count.
+ */
+#define STA_CSR3                        0x30cc
+#define STA_CSR3_TX_BEACON_COUNT        FIELD32(0x0000ffff)
+
+/*
+ * STA_CSR4: TX Retry count.
+ */
+#define STA_CSR4                        0x30d0
+#define STA_CSR4_TX_NO_RETRY_COUNT      FIELD32(0x0000ffff)
+#define STA_CSR4_TX_ONE_RETRY_COUNT     FIELD32(0xffff0000)
+
+/*
+ * STA_CSR5: TX Retry count.
+ */
+#define STA_CSR5                        0x30d4
+#define STA_CSR4_TX_MULTI_RETRY_COUNT   FIELD32(0x0000ffff)
+#define STA_CSR4_TX_RETRY_FAIL_COUNT    FIELD32(0xffff0000)
+
+/*
+ * QOS control registers.
+ */
+
+/*
+ * QOS_CSR1: TXOP holder MAC address register.
+ */
+#define QOS_CSR1                        0x30e4
+#define QOS_CSR1_BYTE4                  FIELD32(0x000000ff)
+#define QOS_CSR1_BYTE5                  FIELD32(0x0000ff00)
+
+/*
+ * QOS_CSR2: TXOP holder timeout register.
+ */
+#define QOS_CSR2                        0x30e8
+
+/*
+ * RX QOS-CFPOLL MAC address register.
+ * QOS_CSR3: RX QOS-CFPOLL MAC address 0.
+ * QOS_CSR4: RX QOS-CFPOLL MAC address 1.
+ */
+#define QOS_CSR3                        0x30ec
+#define QOS_CSR4                        0x30f0
+
+/*
+ * QOS_CSR5: "QosControl" field of the RX QOS-CFPOLL.
+ */
+#define QOS_CSR5                        0x30f4
+
+/*
+ * WMM Scheduler Register
+ */
+
+/*
+ * AIFSN_CSR: AIFSN for each EDCA AC.
+ * AIFSN0: For AC_BK.
+ * AIFSN1: For AC_BE.
+ * AIFSN2: For AC_VI.
+ * AIFSN3: For AC_VO.
+ */
+#define AIFSN_CSR                       0x0400
+#define AIFSN_CSR_AIFSN0                FIELD32(0x0000000f)
+#define AIFSN_CSR_AIFSN1                FIELD32(0x000000f0)
+#define AIFSN_CSR_AIFSN2                FIELD32(0x00000f00)
+#define AIFSN_CSR_AIFSN3                FIELD32(0x0000f000)
+
+/*
+ * CWMIN_CSR: CWmin for each EDCA AC.
+ * CWMIN0: For AC_BK.
+ * CWMIN1: For AC_BE.
+ * CWMIN2: For AC_VI.
+ * CWMIN3: For AC_VO.
+ */
+#define CWMIN_CSR                       0x0404
+#define CWMIN_CSR_CWMIN0                FIELD32(0x0000000f)
+#define CWMIN_CSR_CWMIN1                FIELD32(0x000000f0)
+#define CWMIN_CSR_CWMIN2                FIELD32(0x00000f00)
+#define CWMIN_CSR_CWMIN3                FIELD32(0x0000f000)
+
+/*
+ * CWMAX_CSR: CWmax for each EDCA AC.
+ * CWMAX0: For AC_BK.
+ * CWMAX1: For AC_BE.
+ * CWMAX2: For AC_VI.
+ * CWMAX3: For AC_VO.
+ */
+#define CWMAX_CSR                       0x0408
+#define CWMAX_CSR_CWMAX0                FIELD32(0x0000000f)
+#define CWMAX_CSR_CWMAX1                FIELD32(0x000000f0)
+#define CWMAX_CSR_CWMAX2                FIELD32(0x00000f00)
+#define CWMAX_CSR_CWMAX3                FIELD32(0x0000f000)
+
+/*
+ * AC_TXOP_CSR0: AC_BK/AC_BE TXOP register.
+ * AC0_TX_OP: For AC_BK, in unit of 32us.
+ * AC1_TX_OP: For AC_BE, in unit of 32us.
+ */
+#define AC_TXOP_CSR0                    0x040c
+#define AC_TXOP_CSR0_AC0_TX_OP          FIELD32(0x0000ffff)
+#define AC_TXOP_CSR0_AC1_TX_OP          FIELD32(0xffff0000)
+
+/*
+ * AC_TXOP_CSR1: AC_VO/AC_VI TXOP register.
+ * AC2_TX_OP: For AC_VI, in unit of 32us.
+ * AC3_TX_OP: For AC_VO, in unit of 32us.
+ */
+#define AC_TXOP_CSR1                    0x0410
+#define AC_TXOP_CSR1_AC2_TX_OP          FIELD32(0x0000ffff)
+#define AC_TXOP_CSR1_AC3_TX_OP          FIELD32(0xffff0000)
+
+/*
+ * BBP registers.
+ * The wordsize of the BBP is 8 bits.
+ */
+
+/*
+ * R2
+ */
+#define BBP_R2_BG_MODE                  FIELD8(0x20)
+
+/*
+ * R3
+ */
+#define BBP_R3_SMART_MODE               FIELD8(0x01)
+
+/*
+ * R4: RX antenna control
+ * FRAME_END: 1 - DPDT, 0 - SPDT (Only valid for 802.11G, RF2527 & RF2529)
+ */
+#define BBP_R4_RX_ANTENNA               FIELD8(0x03)
+#define BBP_R4_RX_FRAME_END             FIELD8(0x20)
+
+/*
+ * R77
+ */
+#define BBP_R77_PAIR                    FIELD8(0x03)
+
+/*
+ * RF registers
+ */
+
+/*
+ * RF 3
+ */
+#define RF3_TXPOWER                     FIELD32(0x00003e00)
+
+/*
+ * RF 4
+ */
+#define RF4_FREQ_OFFSET                 FIELD32(0x0003f000)
+
+/*
+ * EEPROM content.
+ * The wordsize of the EEPROM is 16 bits.
+ */
+
+/*
+ * HW MAC address.
+ */
+#define EEPROM_MAC_ADDR_0               0x0002
+#define EEPROM_MAC_ADDR_BYTE0           FIELD16(0x00ff)
+#define EEPROM_MAC_ADDR_BYTE1           FIELD16(0xff00)
+#define EEPROM_MAC_ADDR1                0x0003
+#define EEPROM_MAC_ADDR_BYTE2           FIELD16(0x00ff)
+#define EEPROM_MAC_ADDR_BYTE3           FIELD16(0xff00)
+#define EEPROM_MAC_ADDR_2               0x0004
+#define EEPROM_MAC_ADDR_BYTE4           FIELD16(0x00ff)
+#define EEPROM_MAC_ADDR_BYTE5           FIELD16(0xff00)
+
+/*
+ * EEPROM antenna.
+ * ANTENNA_NUM: Number of antenna's.
+ * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
+ * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
+ * FRAME_TYPE: 0: DPDT , 1: SPDT , noted this bit is valid for g only.
+ * DYN_TXAGC: Dynamic TX AGC control.
+ * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
+ * RF_TYPE: Rf_type of this adapter.
+ */
+#define EEPROM_ANTENNA                  0x0010
+#define EEPROM_ANTENNA_NUM              FIELD16(0x0003)
+#define EEPROM_ANTENNA_TX_DEFAULT       FIELD16(0x000c)
+#define EEPROM_ANTENNA_RX_DEFAULT       FIELD16(0x0030)
+#define EEPROM_ANTENNA_FRAME_TYPE       FIELD16(0x0040)
+#define EEPROM_ANTENNA_DYN_TXAGC        FIELD16(0x0200)
+#define EEPROM_ANTENNA_HARDWARE_RADIO   FIELD16(0x0400)
+#define EEPROM_ANTENNA_RF_TYPE          FIELD16(0xf800)
+
+/*
+ * EEPROM NIC config.
+ * EXTERNAL_LNA: External LNA.
+ */
+#define EEPROM_NIC                      0x0011
+#define EEPROM_NIC_EXTERNAL_LNA         FIELD16(0x0010)
+
+/*
+ * EEPROM geography.
+ * GEO_A: Default geographical setting for 5GHz band
+ * GEO: Default geographical setting.
+ */
+#define EEPROM_GEOGRAPHY                0x0012
+#define EEPROM_GEOGRAPHY_GEO_A          FIELD16(0x00ff)
+#define EEPROM_GEOGRAPHY_GEO            FIELD16(0xff00)
+
+/*
+ * EEPROM BBP.
+ */
+#define EEPROM_BBP_START                0x0013
+#define EEPROM_BBP_SIZE                 16
+#define EEPROM_BBP_VALUE                FIELD16(0x00ff)
+#define EEPROM_BBP_REG_ID               FIELD16(0xff00)
+
+/*
+ * EEPROM TXPOWER 802.11G
+ */
+#define EEPROM_TXPOWER_G_START          0x0023
+#define EEPROM_TXPOWER_G_SIZE           7
+#define EEPROM_TXPOWER_G_1              FIELD16(0x00ff)
+#define EEPROM_TXPOWER_G_2              FIELD16(0xff00)
+
+/*
+ * EEPROM Frequency
+ */
+#define EEPROM_FREQ                     0x002f
+#define EEPROM_FREQ_OFFSET              FIELD16(0x00ff)
+#define EEPROM_FREQ_SEQ_MASK            FIELD16(0xff00)
+#define EEPROM_FREQ_SEQ                 FIELD16(0x0300)
+
+/*
+ * EEPROM LED.
+ * POLARITY_RDY_G: Polarity RDY_G setting.
+ * POLARITY_RDY_A: Polarity RDY_A setting.
+ * POLARITY_ACT: Polarity ACT setting.
+ * POLARITY_GPIO_0: Polarity GPIO0 setting.
+ * POLARITY_GPIO_1: Polarity GPIO1 setting.
+ * POLARITY_GPIO_2: Polarity GPIO2 setting.
+ * POLARITY_GPIO_3: Polarity GPIO3 setting.
+ * POLARITY_GPIO_4: Polarity GPIO4 setting.
+ * LED_MODE: Led mode.
+ */
+#define EEPROM_LED                      0x0030
+#define EEPROM_LED_POLARITY_RDY_G       FIELD16(0x0001)
+#define EEPROM_LED_POLARITY_RDY_A       FIELD16(0x0002)
+#define EEPROM_LED_POLARITY_ACT         FIELD16(0x0004)
+#define EEPROM_LED_POLARITY_GPIO_0      FIELD16(0x0008)
+#define EEPROM_LED_POLARITY_GPIO_1      FIELD16(0x0010)
+#define EEPROM_LED_POLARITY_GPIO_2      FIELD16(0x0020)
+#define EEPROM_LED_POLARITY_GPIO_3      FIELD16(0x0040)
+#define EEPROM_LED_POLARITY_GPIO_4      FIELD16(0x0080)
+#define EEPROM_LED_LED_MODE             FIELD16(0x1f00)
+
+/*
+ * EEPROM TXPOWER 802.11A
+ */
+#define EEPROM_TXPOWER_A_START          0x0031
+#define EEPROM_TXPOWER_A_SIZE           12
+#define EEPROM_TXPOWER_A_1              FIELD16(0x00ff)
+#define EEPROM_TXPOWER_A_2              FIELD16(0xff00)
+
+/*
+ * EEPROM RSSI offset 802.11BG
+ */
+#define EEPROM_RSSI_OFFSET_BG           0x004d
+#define EEPROM_RSSI_OFFSET_BG_1         FIELD16(0x00ff)
+#define EEPROM_RSSI_OFFSET_BG_2         FIELD16(0xff00)
+
+/*
+ * EEPROM RSSI offset 802.11A
+ */
+#define EEPROM_RSSI_OFFSET_A            0x004e
+#define EEPROM_RSSI_OFFSET_A_1          FIELD16(0x00ff)
+#define EEPROM_RSSI_OFFSET_A_2          FIELD16(0xff00)
+
+/*
+ * DMA descriptor defines.
+ */
+#define TXD_DESC_SIZE                   ( 6 * sizeof(struct data_desc) )
+#define RXD_DESC_SIZE                   ( 6 * sizeof(struct data_desc) )
+
+/*
+ * TX descriptor format for TX, PRIO and Beacon Ring.
+ */
+
+/*
+ * Word0
+ * BURST: Next frame belongs to same "burst" event.
+ * TKIP_MIC: ASIC appends TKIP MIC if TKIP is used.
+ * KEY_TABLE: Use per-client pairwise KEY table.
+ * KEY_INDEX:
+ * Key index (0~31) to the pairwise KEY table.
+ * 0~3 to shared KEY table 0 (BSS0).
+ * 4~7 to shared KEY table 1 (BSS1).
+ * 8~11 to shared KEY table 2 (BSS2).
+ * 12~15 to shared KEY table 3 (BSS3).
+ * BURST2: For backward compatibility, set to same value as BURST.
+ */
+#define TXD_W0_BURST                    FIELD32(0x00000001)
+#define TXD_W0_VALID                    FIELD32(0x00000002)
+#define TXD_W0_MORE_FRAG                FIELD32(0x00000004)
+#define TXD_W0_ACK                      FIELD32(0x00000008)
+#define TXD_W0_TIMESTAMP                FIELD32(0x00000010)
+#define TXD_W0_OFDM                     FIELD32(0x00000020)
+#define TXD_W0_IFS                      FIELD32(0x00000040)
+#define TXD_W0_RETRY_MODE               FIELD32(0x00000080)
+#define TXD_W0_TKIP_MIC                 FIELD32(0x00000100)
+#define TXD_W0_KEY_TABLE                FIELD32(0x00000200)
+#define TXD_W0_KEY_INDEX                FIELD32(0x0000fc00)
+#define TXD_W0_DATABYTE_COUNT           FIELD32(0x0fff0000)
+#define TXD_W0_BURST2                   FIELD32(0x10000000)
+#define TXD_W0_CIPHER_ALG               FIELD32(0xe0000000)
+
+/*
+ * Word1
+ * HOST_Q_ID: EDCA/HCCA queue ID.
+ * HW_SEQUENCE: MAC overwrites the frame sequence number.
+ * BUFFER_COUNT: Number of buffers in this TXD.
+ */
+#define TXD_W1_HOST_Q_ID                FIELD32(0x0000000f)
+#define TXD_W1_AIFSN                    FIELD32(0x000000f0)
+#define TXD_W1_CWMIN                    FIELD32(0x00000f00)
+#define TXD_W1_CWMAX                    FIELD32(0x0000f000)
+#define TXD_W1_IV_OFFSET                FIELD32(0x003f0000)
+#define TXD_W1_HW_SEQUENCE              FIELD32(0x10000000)
+#define TXD_W1_BUFFER_COUNT             FIELD32(0xe0000000)
+
+/*
+ * Word2: PLCP information
+ */
+#define TXD_W2_PLCP_SIGNAL              FIELD32(0x000000ff)
+#define TXD_W2_PLCP_SERVICE             FIELD32(0x0000ff00)
+#define TXD_W2_PLCP_LENGTH_LOW          FIELD32(0x00ff0000)
+#define TXD_W2_PLCP_LENGTH_HIGH         FIELD32(0xff000000)
+
+/*
+ * Word3
+ */
+#define TXD_W3_IV                       FIELD32(0xffffffff)
+
+/*
+ * Word4
+ */
+#define TXD_W4_EIV                      FIELD32(0xffffffff)
+
+/*
+ * Word5
+ * FRAME_OFFSET: Frame start offset inside ASIC TXFIFO (after TXINFO field).
+ * PACKET_ID: Driver assigned packet ID to categorize TXResult in interrupt.
+ * WAITING_DMA_DONE_INT: TXD been filled with data
+ * and waiting for TxDoneISR housekeeping.
+ */
+#define TXD_W5_FRAME_OFFSET             FIELD32(0x000000ff)
+#define TXD_W5_PACKET_ID                FIELD32(0x0000ff00)
+#define TXD_W5_TX_POWER                 FIELD32(0x00ff0000)
+#define TXD_W5_WAITING_DMA_DONE_INT     FIELD32(0x01000000)
+
+/*
+ * RX descriptor format for RX Ring.
+ */
+
+/*
+ * Word0
+ * CIPHER_ERROR: 1:ICV error, 2:MIC error, 3:invalid key.
+ * KEY_INDEX: Decryption key actually used.
+ */
+#define RXD_W0_OWNER_NIC                FIELD32(0x00000001)
+#define RXD_W0_DROP                     FIELD32(0x00000002)
+#define RXD_W0_UNICAST_TO_ME            FIELD32(0x00000004)
+#define RXD_W0_MULTICAST                FIELD32(0x00000008)
+#define RXD_W0_BROADCAST                FIELD32(0x00000010)
+#define RXD_W0_MY_BSS                   FIELD32(0x00000020)
+#define RXD_W0_CRC_ERROR                FIELD32(0x00000040)
+#define RXD_W0_OFDM                     FIELD32(0x00000080)
+#define RXD_W0_CIPHER_ERROR             FIELD32(0x00000300)
+#define RXD_W0_KEY_INDEX                FIELD32(0x0000fc00)
+#define RXD_W0_DATABYTE_COUNT           FIELD32(0x0fff0000)
+#define RXD_W0_CIPHER_ALG               FIELD32(0xe0000000)
+
+/*
+ * WORD1
+ * SIGNAL: RX raw data rate reported by BBP.
+ * RSSI: RSSI reported by BBP.
+ */
+#define RXD_W1_SIGNAL                   FIELD32(0x000000ff)
+#define RXD_W1_RSSI_AGC                 FIELD32(0x00001f00)
+#define RXD_W1_RSSI_LNA                 FIELD32(0x00006000)
+#define RXD_W1_FRAME_OFFSET             FIELD32(0x7f000000)
+
+/*
+ * Word2
+ * IV: Received IV of originally encrypted.
+ */
+#define RXD_W2_IV                       FIELD32(0xffffffff)
+
+/*
+ * Word3
+ * EIV: Received EIV of originally encrypted.
+ */
+#define RXD_W3_EIV                      FIELD32(0xffffffff)
+
+/*
+ * Word4
+ */
+#define RXD_W4_RESERVED                 FIELD32(0xffffffff)
+
+/*
+ * the above 20-byte is called RXINFO and will be DMAed to MAC RX block
+ * and passed to the HOST driver.
+ * The following fields are for DMA block and HOST usage only.
+ * Can't be touched by ASIC MAC block.
+ */
+
+/*
+ * Word5
+ */
+#define RXD_W5_RESERVED                 FIELD32(0xffffffff)
+
+/*
+ * Macro's for converting txpower from EEPROM to dscape value
+ * and from dscape value to register value.
+ */
+#define MIN_TXPOWER     0
+#define MAX_TXPOWER     31
+#define DEFAULT_TXPOWER 24
+
+#define TXPOWER_FROM_DEV(__txpower)             \
+({                                              \
+        ((__txpower) > MAX_TXPOWER) ?           \
+                DEFAULT_TXPOWER : (__txpower);  \
+})
+
+#define TXPOWER_TO_DEV(__txpower)                       \
+({                                                      \
+        ((__txpower) <= MIN_TXPOWER) ? MIN_TXPOWER :    \
+        (((__txpower) >= MAX_TXPOWER) ? MAX_TXPOWER :   \
+        (__txpower));                                   \
+})
+
+#endif /* RT73USB_H */