7a22215c53
shifts into the sign bit. Instead use (1U << 31) which gets the expected result. This fix is not ideal as it assumes a 32 bit int, but does fix the issue for most cases. A similar change was made in OpenBSD. Discussed with: -arch, rdivacky Reviewed by: cperciva
212 lines
6.1 KiB
C
212 lines
6.1 KiB
C
/* $FreeBSD$ */
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/*-
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* Copyright (c) 2005, 2006
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* Damien Bergamini <damien.bergamini@free.fr>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#define RAL_NOISE_FLOOR -95
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#define RAL_RSSI_CORR 120
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#define RAL_RX_DESC_SIZE (sizeof (struct ural_rx_desc))
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#define RAL_TX_DESC_SIZE (sizeof (struct ural_tx_desc))
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#define RAL_FRAME_SIZE 0x780 /* NOTE: using 0x980 does not work */
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#define RAL_CONFIG_NO 1
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#define RAL_IFACE_INDEX 0
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#define RAL_VENDOR_REQUEST 0x01
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#define RAL_WRITE_MAC 0x02
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#define RAL_READ_MAC 0x03
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#define RAL_WRITE_MULTI_MAC 0x06
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#define RAL_READ_MULTI_MAC 0x07
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#define RAL_READ_EEPROM 0x09
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/*
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* MAC registers.
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*/
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#define RAL_MAC_CSR0 0x0400 /* ASIC Version */
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#define RAL_MAC_CSR1 0x0402 /* System control */
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#define RAL_MAC_CSR2 0x0404 /* MAC addr0 */
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#define RAL_MAC_CSR3 0x0406 /* MAC addr1 */
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#define RAL_MAC_CSR4 0x0408 /* MAC addr2 */
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#define RAL_MAC_CSR5 0x040a /* BSSID0 */
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#define RAL_MAC_CSR6 0x040c /* BSSID1 */
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#define RAL_MAC_CSR7 0x040e /* BSSID2 */
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#define RAL_MAC_CSR8 0x0410 /* Max frame length */
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#define RAL_MAC_CSR9 0x0412 /* Timer control */
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#define RAL_MAC_CSR10 0x0414 /* Slot time */
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#define RAL_MAC_CSR11 0x0416 /* IFS */
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#define RAL_MAC_CSR12 0x0418 /* EIFS */
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#define RAL_MAC_CSR13 0x041a /* Power mode0 */
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#define RAL_MAC_CSR14 0x041c /* Power mode1 */
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#define RAL_MAC_CSR15 0x041e /* Power saving transition0 */
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#define RAL_MAC_CSR16 0x0420 /* Power saving transition1 */
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#define RAL_MAC_CSR17 0x0422 /* Power state control */
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#define RAL_MAC_CSR18 0x0424 /* Auto wake-up control */
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#define RAL_MAC_CSR19 0x0426 /* GPIO control */
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#define RAL_MAC_CSR20 0x0428 /* LED control0 */
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#define RAL_MAC_CSR22 0x042c /* XXX not documented */
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/*
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* Tx/Rx Registers.
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*/
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#define RAL_TXRX_CSR0 0x0440 /* Security control */
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#define RAL_TXRX_CSR2 0x0444 /* Rx control */
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#define RAL_TXRX_CSR5 0x044a /* CCK Tx BBP ID0 */
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#define RAL_TXRX_CSR6 0x044c /* CCK Tx BBP ID1 */
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#define RAL_TXRX_CSR7 0x044e /* OFDM Tx BBP ID0 */
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#define RAL_TXRX_CSR8 0x0450 /* OFDM Tx BBP ID1 */
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#define RAL_TXRX_CSR10 0x0454 /* Auto responder control */
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#define RAL_TXRX_CSR11 0x0456 /* Auto responder basic rate */
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#define RAL_TXRX_CSR18 0x0464 /* Beacon interval */
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#define RAL_TXRX_CSR19 0x0466 /* Beacon/sync control */
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#define RAL_TXRX_CSR20 0x0468 /* Beacon alignment */
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#define RAL_TXRX_CSR21 0x046a /* XXX not documented */
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/*
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* Security registers.
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*/
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#define RAL_SEC_CSR0 0x0480 /* Shared key 0, word 0 */
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/*
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* PHY registers.
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*/
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#define RAL_PHY_CSR2 0x04c4 /* Tx MAC configuration */
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#define RAL_PHY_CSR4 0x04c8 /* Interface configuration */
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#define RAL_PHY_CSR5 0x04ca /* BBP Pre-Tx CCK */
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#define RAL_PHY_CSR6 0x04cc /* BBP Pre-Tx OFDM */
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#define RAL_PHY_CSR7 0x04ce /* BBP serial control */
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#define RAL_PHY_CSR8 0x04d0 /* BBP serial status */
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#define RAL_PHY_CSR9 0x04d2 /* RF serial control0 */
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#define RAL_PHY_CSR10 0x04d4 /* RF serial control1 */
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/*
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* Statistics registers.
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*/
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#define RAL_STA_CSR0 0x04e0 /* FCS error */
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#define RAL_DISABLE_RX (1 << 0)
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#define RAL_DROP_CRC (1 << 1)
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#define RAL_DROP_PHY (1 << 2)
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#define RAL_DROP_CTL (1 << 3)
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#define RAL_DROP_NOT_TO_ME (1 << 4)
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#define RAL_DROP_TODS (1 << 5)
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#define RAL_DROP_BAD_VERSION (1 << 6)
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#define RAL_DROP_MULTICAST (1 << 9)
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#define RAL_DROP_BROADCAST (1 << 10)
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#define RAL_SHORT_PREAMBLE (1 << 2)
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#define RAL_RESET_ASIC (1 << 0)
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#define RAL_RESET_BBP (1 << 1)
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#define RAL_HOST_READY (1 << 2)
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#define RAL_ENABLE_TSF (1 << 0)
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#define RAL_ENABLE_TSF_SYNC(x) (((x) & 0x3) << 1)
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#define RAL_ENABLE_TBCN (1 << 3)
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#define RAL_ENABLE_BEACON_GENERATOR (1 << 4)
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#define RAL_RF_AWAKE (3 << 7)
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#define RAL_BBP_AWAKE (3 << 5)
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#define RAL_BBP_WRITE (1 << 15)
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#define RAL_BBP_BUSY (1 << 0)
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#define RAL_RF1_AUTOTUNE 0x08000
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#define RAL_RF3_AUTOTUNE 0x00040
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#define RAL_RF_2522 0x00
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#define RAL_RF_2523 0x01
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#define RAL_RF_2524 0x02
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#define RAL_RF_2525 0x03
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#define RAL_RF_2525E 0x04
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#define RAL_RF_2526 0x05
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/* dual-band RF */
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#define RAL_RF_5222 0x10
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#define RAL_BBP_VERSION 0
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#define RAL_BBP_TX 2
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#define RAL_BBP_RX 14
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#define RAL_BBP_ANTA 0x00
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#define RAL_BBP_DIVERSITY 0x01
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#define RAL_BBP_ANTB 0x02
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#define RAL_BBP_ANTMASK 0x03
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#define RAL_BBP_FLIPIQ 0x04
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#define RAL_JAPAN_FILTER 0x08
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struct ural_tx_desc {
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uint32_t flags;
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#define RAL_TX_RETRY(x) ((x) << 4)
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#define RAL_TX_MORE_FRAG (1 << 8)
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#define RAL_TX_ACK (1 << 9)
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#define RAL_TX_TIMESTAMP (1 << 10)
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#define RAL_TX_OFDM (1 << 11)
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#define RAL_TX_NEWSEQ (1 << 12)
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#define RAL_TX_IFS_MASK 0x00006000
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#define RAL_TX_IFS_BACKOFF (0 << 13)
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#define RAL_TX_IFS_SIFS (1 << 13)
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#define RAL_TX_IFS_NEWBACKOFF (2 << 13)
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#define RAL_TX_IFS_NONE (3 << 13)
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uint16_t wme;
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#define RAL_LOGCWMAX(x) (((x) & 0xf) << 12)
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#define RAL_LOGCWMIN(x) (((x) & 0xf) << 8)
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#define RAL_AIFSN(x) (((x) & 0x3) << 6)
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#define RAL_IVOFFSET(x) (((x) & 0x3f))
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uint16_t reserved1;
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uint8_t plcp_signal;
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uint8_t plcp_service;
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#define RAL_PLCP_LENGEXT 0x80
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uint8_t plcp_length_lo;
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uint8_t plcp_length_hi;
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uint32_t iv;
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uint32_t eiv;
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} __packed;
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struct ural_rx_desc {
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uint32_t flags;
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#define RAL_RX_CRC_ERROR (1 << 5)
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#define RAL_RX_OFDM (1 << 6)
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#define RAL_RX_PHY_ERROR (1 << 7)
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uint8_t rssi;
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uint8_t rate;
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uint16_t reserved;
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uint32_t iv;
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uint32_t eiv;
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} __packed;
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#define RAL_RF_LOBUSY (1 << 15)
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#define RAL_RF_BUSY (1U << 31)
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#define RAL_RF_20BIT (20 << 24)
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#define RAL_RF1 0
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#define RAL_RF2 2
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#define RAL_RF3 1
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#define RAL_RF4 3
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#define RAL_EEPROM_ADDRESS 0x0004
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#define RAL_EEPROM_TXPOWER 0x003c
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#define RAL_EEPROM_CONFIG0 0x0016
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#define RAL_EEPROM_BBP_BASE 0x001c
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