/* $FreeBSD$ */
/*-
* Copyright (c) 2006
* Damien Bergamini <damien.bergamini@free.fr>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#define RT2661_NOISE_FLOOR -95
#define RT2661_TX_RING_COUNT 32
#define RT2661_MGT_RING_COUNT 32
#define RT2661_RX_RING_COUNT 64
#define RT2661_TX_DESC_SIZE (sizeof (struct rt2661_tx_desc))
#define RT2661_TX_DESC_WSIZE (RT2661_TX_DESC_SIZE / 4)
#define RT2661_RX_DESC_SIZE (sizeof (struct rt2661_rx_desc))
#define RT2661_RX_DESC_WSIZE (RT2661_RX_DESC_SIZE / 4)
#define RT2661_MAX_SCATTER 5
/*
* Control and status registers.
*/
#define RT2661_HOST_CMD_CSR 0x0008
#define RT2661_MCU_CNTL_CSR 0x000c
#define RT2661_SOFT_RESET_CSR 0x0010
#define RT2661_MCU_INT_SOURCE_CSR 0x0014
#define RT2661_MCU_INT_MASK_CSR 0x0018
#define RT2661_PCI_USEC_CSR 0x001c
#define RT2661_H2M_MAILBOX_CSR 0x2100
#define RT2661_M2H_CMD_DONE_CSR 0x2104
#define RT2661_HW_BEACON_BASE0 0x2c00
#define RT2661_MAC_CSR0 0x3000
#define RT2661_MAC_CSR1 0x3004
#define RT2661_MAC_CSR2 0x3008
#define RT2661_MAC_CSR3 0x300c
#define RT2661_MAC_CSR4 0x3010
#define RT2661_MAC_CSR5 0x3014
#define RT2661_MAC_CSR6 0x3018
#define RT2661_MAC_CSR7 0x301c
#define RT2661_MAC_CSR8 0x3020
#define RT2661_MAC_CSR9 0x3024
#define RT2661_MAC_CSR10 0x3028
#define RT2661_MAC_CSR11 0x302c
#define RT2661_MAC_CSR12 0x3030
#define RT2661_MAC_CSR13 0x3034
#define RT2661_MAC_CSR14 0x3038
#define RT2661_MAC_CSR15 0x303c
#define RT2661_TXRX_CSR0 0x3040
#define RT2661_TXRX_CSR1 0x3044
#define RT2661_TXRX_CSR2 0x3048
#define RT2661_TXRX_CSR3 0x304c
#define RT2661_TXRX_CSR4 0x3050
#define RT2661_TXRX_CSR5 0x3054
#define RT2661_TXRX_CSR6 0x3058
#define RT2661_TXRX_CSR7 0x305c
#define RT2661_TXRX_CSR8 0x3060
#define RT2661_TXRX_CSR9 0x3064
#define RT2661_TXRX_CSR10 0x3068
#define RT2661_TXRX_CSR11 0x306c
#define RT2661_TXRX_CSR12 0x3070
#define RT2661_TXRX_CSR13 0x3074
#define RT2661_TXRX_CSR14 0x3078
#define RT2661_TXRX_CSR15 0x307c
#define RT2661_PHY_CSR0 0x3080
#define RT2661_PHY_CSR1 0x3084
#define RT2661_PHY_CSR2 0x3088
#define RT2661_PHY_CSR3 0x308c
#define RT2661_PHY_CSR4 0x3090
#define RT2661_PHY_CSR5 0x3094
#define RT2661_PHY_CSR6 0x3098
#define RT2661_PHY_CSR7 0x309c
#define RT2661_SEC_CSR0 0x30a0
#define RT2661_SEC_CSR1 0x30a4
#define RT2661_SEC_CSR2 0x30a8
#define RT2661_SEC_CSR3 0x30ac
#define RT2661_SEC_CSR4 0x30b0
#define RT2661_SEC_CSR5 0x30b4
#define RT2661_STA_CSR0 0x30c0
#define RT2661_STA_CSR1 0x30c4
#define RT2661_STA_CSR2 0x30c8
#define RT2661_STA_CSR3 0x30cc
#define RT2661_STA_CSR4 0x30d0
#define RT2661_AC0_BASE_CSR 0x3400
#define RT2661_AC1_BASE_CSR 0x3404
#define RT2661_AC2_BASE_CSR 0x3408
#define RT2661_AC3_BASE_CSR 0x340c
#define RT2661_MGT_BASE_CSR 0x3410
#define RT2661_TX_RING_CSR0 0x3418
#define RT2661_TX_RING_CSR1 0x341c
#define RT2661_AIFSN_CSR 0x3420
#define RT2661_CWMIN_CSR 0x3424
#define RT2661_CWMAX_CSR 0x3428
#define RT2661_TX_DMA_DST_CSR 0x342c
#define RT2661_TX_CNTL_CSR 0x3430
#define RT2661_LOAD_TX_RING_CSR 0x3434
#define RT2661_RX_BASE_CSR 0x3450
#define RT2661_RX_RING_CSR 0x3454
#define RT2661_RX_CNTL_CSR 0x3458
#define RT2661_PCI_CFG_CSR 0x3460
#define RT2661_INT_SOURCE_CSR 0x3468
#define RT2661_INT_MASK_CSR 0x346c
#define RT2661_E2PROM_CSR 0x3470
#define RT2661_AC_TXOP_CSR0 0x3474
#define RT2661_AC_TXOP_CSR1 0x3478
#define RT2661_TEST_MODE_CSR 0x3484
#define RT2661_IO_CNTL_CSR 0x3498
#define RT2661_MCU_CODE_BASE 0x4000
/* possible flags for register HOST_CMD_CSR */
#define RT2661_KICK_CMD (1 << 7)
/* Host to MCU (8051) command identifiers */
#define RT2661_MCU_CMD_SLEEP 0x30
#define RT2661_MCU_CMD_WAKEUP 0x31
#define RT2661_MCU_SET_LED 0x50
#define RT2661_MCU_SET_RSSI_LED 0x52
/* possible flags for register MCU_CNTL_CSR */
#define RT2661_MCU_SEL (1 << 0)
#define RT2661_MCU_RESET (1 << 1)
#define RT2661_MCU_READY (1 << 2)
/* possible flags for register MCU_INT_SOURCE_CSR */
#define RT2661_MCU_CMD_DONE 0xff
#define RT2661_MCU_WAKEUP (1 << 8)
#define RT2661_MCU_BEACON_EXPIRE (1 << 9)
/* possible flags for register H2M_MAILBOX_CSR */
#define RT2661_H2M_BUSY (1 << 24)
#define RT2661_TOKEN_NO_INTR 0xff
/* possible flags for register MAC_CSR5 */
#define RT2661_ONE_BSSID 3
/* possible flags for register TXRX_CSR0 */
/* Tx filter flags are in the low 16 bits */
#define RT2661_AUTO_TX_SEQ (1 << 15)
/* Rx filter flags are in the high 16 bits */
#define RT2661_DISABLE_RX (1 << 16)
#define RT2661_DROP_CRC_ERROR (1 << 17)
#define RT2661_DROP_PHY_ERROR (1 << 18)
#define RT2661_DROP_CTL (1 << 19)
#define RT2661_DROP_NOT_TO_ME (1 << 20)
#define RT2661_DROP_TODS (1 << 21)
#define RT2661_DROP_VER_ERROR (1 << 22)
#define RT2661_DROP_MULTICAST (1 << 23)
#define RT2661_DROP_BROADCAST (1 << 24)
#define RT2661_DROP_ACKCTS (1 << 25)
/* possible flags for register TXRX_CSR4 */
#define RT2661_SHORT_PREAMBLE (1 << 19)
#define RT2661_MRR_ENABLED (1 << 20)
#define RT2661_MRR_CCK_FALLBACK (1 << 23)
/* possible flags for register TXRX_CSR9 */
#define RT2661_TSF_TICKING (1 << 16)
#define RT2661_TSF_MODE(x) (((x) & 0x3) << 17)
/* TBTT stands for Target Beacon Transmission Time */
#define RT2661_ENABLE_TBTT (1 << 19)
#define RT2661_GENERATE_BEACON (1 << 20)
/* possible flags for register PHY_CSR0 */
#define RT2661_PA_PE_2GHZ (1 << 16)
#define RT2661_PA_PE_5GHZ (1 << 17)
/* possible flags for register PHY_CSR3 */
#define RT2661_BBP_READ (1 << 15)
#define RT2661_BBP_BUSY (1 << 16)
/* possible flags for register PHY_CSR4 */
#define RT2661_RF_21BIT (21 << 24)
#define RT2661_RF_BUSY (1U << 31)
/* possible values for register STA_CSR4 */
#define RT2661_TX_STAT_VALID (1 << 0)
#define RT2661_TX_RESULT(v) (((v) >> 1) & 0x7)
#define RT2661_TX_RETRYCNT(v) (((v) >> 4) & 0xf)
#define RT2661_TX_QID(v) (((v) >> 8) & 0xf)
#define RT2661_TX_SUCCESS 0
#define RT2661_TX_RETRY_FAIL 6
/* possible flags for register TX_CNTL_CSR */
#define RT2661_KICK_MGT (1 << 4)
/* possible flags for register INT_SOURCE_CSR */
#define RT2661_TX_DONE (1 << 0)
#define RT2661_RX_DONE (1 << 1)
#define RT2661_TX0_DMA_DONE (1 << 16)
#define RT2661_TX1_DMA_DONE (1 << 17)
#define RT2661_TX2_DMA_DONE (1 << 18)
#define RT2661_TX3_DMA_DONE (1 << 19)
#define RT2661_MGT_DONE (1 << 20)
/* possible flags for register E2PROM_CSR */
#define RT2661_C (1 << 1)
#define RT2661_S (1 << 2)
#define RT2661_D (1 << 3)
#define RT2661_Q (1 << 4)
#define RT2661_93C46 (1 << 5)
/* Tx descriptor */
struct rt2661_tx_desc {
uint32_t flags;
#define RT2661_TX_BUSY (1 << 0)
#define RT2661_TX_VALID (1 << 1)
#define RT2661_TX_MORE_FRAG (1 << 2)
#define RT2661_TX_NEED_ACK (1 << 3)
#define RT2661_TX_TIMESTAMP (1 << 4)
#define RT2661_TX_OFDM (1 << 5)
#define RT2661_TX_IFS (1 << 6)
#define RT2661_TX_LONG_RETRY (1 << 7)
#define RT2661_TX_BURST (1 << 28)
uint16_t wme;
#define RT2661_QID(v) (v)
#define RT2661_AIFSN(v) ((v) << 4)
#define RT2661_LOGCWMIN(v) ((v) << 8)
#define RT2661_LOGCWMAX(v) ((v) << 12)
uint16_t xflags;
#define RT2661_TX_HWSEQ (1 << 12)
uint8_t plcp_signal;
uint8_t plcp_service;
#define RT2661_PLCP_LENGEXT 0x80
uint8_t plcp_length_lo;
uint8_t plcp_length_hi;
uint32_t iv;
uint32_t eiv;
uint8_t offset;
uint8_t qid;
#define RT2661_QID_MGT 13
uint8_t txpower;
#define RT2661_DEFAULT_TXPOWER 0
uint8_t reserved1;
uint32_t addr[RT2661_MAX_SCATTER];
uint16_t len[RT2661_MAX_SCATTER];
uint16_t reserved2;
} __packed;
/* Rx descriptor */
struct rt2661_rx_desc {
uint32_t flags;
#define RT2661_RX_BUSY (1 << 0)
#define RT2661_RX_DROP (1 << 1)
#define RT2661_RX_CRC_ERROR (1 << 6)
#define RT2661_RX_OFDM (1 << 7)
#define RT2661_RX_PHY_ERROR (1 << 8)
#define RT2661_RX_CIPHER_MASK 0x00000600
uint8_t rate;
uint8_t rssi;
uint8_t reserved1;
uint8_t offset;
uint32_t iv;
uint32_t eiv;
uint32_t reserved2;
uint32_t physaddr;
uint32_t reserved3[10];
} __packed;
#define RAL_RF1 0
#define RAL_RF2 2
#define RAL_RF3 1
#define RAL_RF4 3
/* dual-band RF */
#define RT2661_RF_5225 1
#define RT2661_RF_5325 2
/* single-band RF */
#define RT2661_RF_2527 3
#define RT2661_RF_2529 4
#define RT2661_RX_DESC_BACK 4
#define RT2661_SMART_MODE (1 << 0)
#define RT2661_BBPR94_DEFAULT 6
#define RT2661_SHIFT_D 3
#define RT2661_SHIFT_Q 4
#define RT2661_EEPROM_MAC01 0x02
#define RT2661_EEPROM_MAC23 0x03
#define RT2661_EEPROM_MAC45 0x04
#define RT2661_EEPROM_ANTENNA 0x10
#define RT2661_EEPROM_CONFIG2 0x11
#define RT2661_EEPROM_BBP_BASE 0x13
#define RT2661_EEPROM_TXPOWER 0x23
#define RT2661_EEPROM_FREQ_OFFSET 0x2f
#define RT2661_EEPROM_RSSI_2GHZ_OFFSET 0x4d
#define RT2661_EEPROM_RSSI_5GHZ_OFFSET 0x4e
#define RT2661_EEPROM_DELAY 1 /* minimum hold time (microsecond) */
/*
* control and status registers access macros
*/
#define RAL_READ(sc, reg) \
bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg))
#define RAL_READ_REGION_4(sc, offset, datap, count) \
bus_space_read_region_4((sc)->sc_st, (sc)->sc_sh, (offset), \
(datap), (count))
#define RAL_WRITE(sc, reg, val) \
bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val))
#define RAL_WRITE_REGION_1(sc, offset, datap, count) \
bus_space_write_region_1((sc)->sc_st, (sc)->sc_sh, (offset), \
(datap), (count))
/*
* EEPROM access macro
*/
#define RT2661_EEPROM_CTL(sc, val) do { \
RAL_WRITE((sc), RT2661_E2PROM_CSR, (val)); \
DELAY(RT2661_EEPROM_DELAY); \
} while (/* CONSTCOND */0)
/*
* Default values for MAC registers; values taken from the reference driver.
*/
#define RT2661_DEF_MAC \
{ RT2661_TXRX_CSR0, 0x0000b032 }, \
{ RT2661_TXRX_CSR1, 0x9eb39eb3 }, \
{ RT2661_TXRX_CSR2, 0x8a8b8c8d }, \
{ RT2661_TXRX_CSR3, 0x00858687 }, \
{ RT2661_TXRX_CSR7, 0x2e31353b }, \
{ RT2661_TXRX_CSR8, 0x2a2a2a2c }, \
{ RT2661_TXRX_CSR15, 0x0000000f }, \
{ RT2661_MAC_CSR6, 0x00000fff }, \
{ RT2661_MAC_CSR8, 0x016c030a }, \
{ RT2661_MAC_CSR10, 0x00000718 }, \
{ RT2661_MAC_CSR12, 0x00000004 }, \
{ RT2661_MAC_CSR13, 0x0000e000 }, \
{ RT2661_SEC_CSR0, 0x00000000 }, \
{ RT2661_SEC_CSR1, 0x00000000 }, \
{ RT2661_SEC_CSR5, 0x00000000 }, \
{ RT2661_PHY_CSR1, 0x000023b0 }, \
{ RT2661_PHY_CSR5, 0x060a100c }, \
{ RT2661_PHY_CSR6, 0x00080606 }, \
{ RT2661_PHY_CSR7, 0x00000a08 }, \
{ RT2661_PCI_CFG_CSR, 0x3cca4808 }, \
{ RT2661_AIFSN_CSR, 0x00002273 }, \
{ RT2661_CWMIN_CSR, 0x00002344 }, \
{ RT2661_CWMAX_CSR, 0x000034aa }, \
{ RT2661_TEST_MODE_CSR, 0x00000200 }, \
{ RT2661_M2H_CMD_DONE_CSR, 0xffffffff }
/*
* Default values for BBP registers; values taken from the reference driver.
*/
#define RT2661_DEF_BBP \
{ 3, 0x00 }, \
{ 15, 0x30 }, \
{ 17, 0x20 }, \
{ 21, 0xc8 }, \
{ 22, 0x38 }, \
{ 23, 0x06 }, \
{ 24, 0xfe }, \
{ 25, 0x0a }, \
{ 26, 0x0d }, \
{ 34, 0x12 }, \
{ 37, 0x07 }, \
{ 39, 0xf8 }, \
{ 41, 0x60 }, \
{ 53, 0x10 }, \
{ 54, 0x18 }, \
{ 60, 0x10 }, \
{ 61, 0x04 }, \
{ 62, 0x04 }, \
{ 75, 0xfe }, \
{ 86, 0xfe }, \
{ 88, 0xfe }, \
{ 90, 0x0f }, \
{ 99, 0x00 }, \
{ 102, 0x16 }, \
{ 107, 0x04 }
/*
* Default settings for RF registers; values taken from the reference driver.
*/
#define RT2661_RF5225_1 \
{ 1, 0x00b33, 0x011e1, 0x1a014, 0x30282 }, \
{ 2, 0x00b33, 0x011e1, 0x1a014, 0x30287 }, \
{ 3, 0x00b33, 0x011e2, 0x1a014, 0x30282 }, \
{ 4, 0x00b33, 0x011e2, 0x1a014, 0x30287 }, \
{ 5, 0x00b33, 0x011e3, 0x1a014, 0x30282 }, \
{ 6, 0x00b33, 0x011e3, 0x1a014, 0x30287 }, \
{ 7, 0x00b33, 0x011e4, 0x1a014, 0x30282 }, \
{ 8, 0x00b33, 0x011e4, 0x1a014, 0x30287 }, \
{ 9, 0x00b33, 0x011e5, 0x1a014, 0x30282 }, \
{ 10, 0x00b33, 0x011e5, 0x1a014, 0x30287 }, \
{ 11, 0x00b33, 0x011e6, 0x1a014, 0x30282 }, \
{ 12, 0x00b33, 0x011e6, 0x1a014, 0x30287 }, \
{ 13, 0x00b33, 0x011e7, 0x1a014, 0x30282 }, \
{ 14, 0x00b33, 0x011e8, 0x1a014, 0x30284 }, \
\
{ 36, 0x00b33, 0x01266, 0x26014, 0x30288 }, \
{ 40, 0x00b33, 0x01268, 0x26014, 0x30280 }, \
{ 44, 0x00b33, 0x01269, 0x26014, 0x30282 }, \
{ 48, 0x00b33, 0x0126a, 0x26014, 0x30284 }, \
{ 52, 0x00b33, 0x0126b, 0x26014, 0x30286 }, \
{ 56, 0x00b33, 0x0126c, 0x26014, 0x30288 }, \
{ 60, 0x00b33, 0x0126e, 0x26014, 0x30280 }, \
{ 64, 0x00b33, 0x0126f, 0x26014, 0x30282 }, \
\
{ 100, 0x00b33, 0x0128a, 0x2e014, 0x30280 }, \
{ 104, 0x00b33, 0x0128b, 0x2e014, 0x30282 }, \
{ 108, 0x00b33, 0x0128c, 0x2e014, 0x30284 }, \
{ 112, 0x00b33, 0x0128d, 0x2e014, 0x30286 }, \
{ 116, 0x00b33, 0x0128e, 0x2e014, 0x30288 }, \
{ 120, 0x00b33, 0x012a0, 0x2e014, 0x30280 }, \
{ 124, 0x00b33, 0x012a1, 0x2e014, 0x30282 }, \
{ 128, 0x00b33, 0x012a2, 0x2e014, 0x30284 }, \
{ 132, 0x00b33, 0x012a3, 0x2e014, 0x30286 }, \
{ 136, 0x00b33, 0x012a4, 0x2e014, 0x30288 }, \
{ 140, 0x00b33, 0x012a6, 0x2e014, 0x30280 }, \
\
{ 149, 0x00b33, 0x012a8, 0x2e014, 0x30287 }, \
{ 153, 0x00b33, 0x012a9, 0x2e014, 0x30289 }, \
{ 157, 0x00b33, 0x012ab, 0x2e014, 0x30281 }, \
{ 161, 0x00b33, 0x012ac, 0x2e014, 0x30283 }, \
{ 165, 0x00b33, 0x012ad, 0x2e014, 0x30285 }
#define RT2661_RF5225_2 \
{ 1, 0x00b33, 0x011e1, 0x1a014, 0x30282 }, \
{ 2, 0x00b33, 0x011e1, 0x1a014, 0x30287 }, \
{ 3, 0x00b33, 0x011e2, 0x1a014, 0x30282 }, \
{ 4, 0x00b33, 0x011e2, 0x1a014, 0x30287 }, \
{ 5, 0x00b33, 0x011e3, 0x1a014, 0x30282 }, \
{ 6, 0x00b33, 0x011e3, 0x1a014, 0x30287 }, \
{ 7, 0x00b33, 0x011e4, 0x1a014, 0x30282 }, \
{ 8, 0x00b33, 0x011e4, 0x1a014, 0x30287 }, \
{ 9, 0x00b33, 0x011e5, 0x1a014, 0x30282 }, \
{ 10, 0x00b33, 0x011e5, 0x1a014, 0x30287 }, \
{ 11, 0x00b33, 0x011e6, 0x1a014, 0x30282 }, \
{ 12, 0x00b33, 0x011e6, 0x1a014, 0x30287 }, \
{ 13, 0x00b33, 0x011e7, 0x1a014, 0x30282 }, \
{ 14, 0x00b33, 0x011e8, 0x1a014, 0x30284 }, \
\
{ 36, 0x00b35, 0x11206, 0x26014, 0x30280 }, \
{ 40, 0x00b34, 0x111a0, 0x26014, 0x30280 }, \
{ 44, 0x00b34, 0x111a1, 0x26014, 0x30286 }, \
{ 48, 0x00b34, 0x111a3, 0x26014, 0x30282 }, \
{ 52, 0x00b34, 0x111a4, 0x26014, 0x30288 }, \
{ 56, 0x00b34, 0x111a6, 0x26014, 0x30284 }, \
{ 60, 0x00b34, 0x111a8, 0x26014, 0x30280 }, \
{ 64, 0x00b34, 0x111a9, 0x26014, 0x30286 }, \
\
{ 100, 0x00b35, 0x11226, 0x2e014, 0x30280 }, \
{ 104, 0x00b35, 0x11228, 0x2e014, 0x30280 }, \
{ 108, 0x00b35, 0x1122a, 0x2e014, 0x30280 }, \
{ 112, 0x00b35, 0x1122c, 0x2e014, 0x30280 }, \
{ 116, 0x00b35, 0x1122e, 0x2e014, 0x30280 }, \
{ 120, 0x00b34, 0x111c0, 0x2e014, 0x30280 }, \
{ 124, 0x00b34, 0x111c1, 0x2e014, 0x30286 }, \
{ 128, 0x00b34, 0x111c3, 0x2e014, 0x30282 }, \
{ 132, 0x00b34, 0x111c4, 0x2e014, 0x30288 }, \
{ 136, 0x00b34, 0x111c6, 0x2e014, 0x30284 }, \
{ 140, 0x00b34, 0x111c8, 0x2e014, 0x30280 }, \
\
{ 149, 0x00b34, 0x111cb, 0x2e014, 0x30286 }, \
{ 153, 0x00b34, 0x111cd, 0x2e014, 0x30282 }, \
{ 157, 0x00b35, 0x11242, 0x2e014, 0x30285 }, \
{ 161, 0x00b35, 0x11244, 0x2e014, 0x30285 }, \
{ 165, 0x00b35, 0x11246, 0x2e014, 0x30285 }