/* $FreeBSD$ */ /*- * Copyright (c) 2005 * Damien Bergamini * * 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 RAL_TX_RING_COUNT 48 #define RAL_ATIM_RING_COUNT 4 #define RAL_PRIO_RING_COUNT 16 #define RAL_BEACON_RING_COUNT 1 #define RAL_RX_RING_COUNT 32 #define RAL_TX_DESC_SIZE (sizeof (struct ral_tx_desc)) #define RAL_RX_DESC_SIZE (sizeof (struct ral_rx_desc)) #define RAL_MAX_SCATTER 1 /* * Control and status registers. */ #define RAL_CSR0 0x0000 /* ASIC version number */ #define RAL_CSR1 0x0004 /* System control */ #define RAL_CSR3 0x000c /* STA MAC address 0 */ #define RAL_CSR4 0x0010 /* STA MAC address 1 */ #define RAL_CSR5 0x0014 /* BSSID 0 */ #define RAL_CSR6 0x0018 /* BSSID 1 */ #define RAL_CSR7 0x001c /* Interrupt source */ #define RAL_CSR8 0x0020 /* Interrupt mask */ #define RAL_CSR9 0x0024 /* Maximum frame length */ #define RAL_SECCSR0 0x0028 /* WEP control */ #define RAL_CSR11 0x002c /* Back-off control */ #define RAL_CSR12 0x0030 /* Synchronization configuration 0 */ #define RAL_CSR13 0x0034 /* Synchronization configuration 1 */ #define RAL_CSR14 0x0038 /* Synchronization control */ #define RAL_CSR15 0x003c /* Synchronization status */ #define RAL_CSR16 0x0040 /* TSF timer 0 */ #define RAL_CSR17 0x0044 /* TSF timer 1 */ #define RAL_CSR18 0x0048 /* IFS timer 0 */ #define RAL_CSR19 0x004c /* IFS timer 1 */ #define RAL_CSR20 0x0050 /* WAKEUP timer */ #define RAL_CSR21 0x0054 /* EEPROM control */ #define RAL_CSR22 0x0058 /* CFP control */ #define RAL_TXCSR0 0x0060 /* TX control */ #define RAL_TXCSR1 0x0064 /* TX configuration */ #define RAL_TXCSR2 0x0068 /* TX descriptor configuration */ #define RAL_TXCSR3 0x006c /* TX ring base address */ #define RAL_TXCSR4 0x0070 /* TX ATIM ring base address */ #define RAL_TXCSR5 0x0074 /* TX PRIO ring base address */ #define RAL_TXCSR6 0x0078 /* Beacon base address */ #define RAL_TXCSR7 0x007c /* AutoResponder control */ #define RAL_RXCSR0 0x0080 /* RX control */ #define RAL_RXCSR1 0x0084 /* RX descriptor configuration */ #define RAL_RXCSR2 0x0088 /* RX ring base address */ #define RAL_PCICSR 0x008c /* PCI control */ #define RAL_RXCSR3 0x0090 /* BBP ID 0 */ #define RAL_TXCSR9 0x0094 /* OFDM TX BBP */ #define RAL_ARSP_PLCP_0 0x0098 /* Auto Responder PLCP address */ #define RAL_ARSP_PLCP_1 0x009c /* Auto Responder PLCP Basic Rate bit mask */ #define RAL_CNT0 0x00a0 /* FCS error counter */ #define RAL_CNT1 0x00ac /* PLCP error counter */ #define RAL_CNT2 0x00b0 /* Long error counter */ #define RAL_CNT3 0x00b8 /* CCA false alarm counter */ #define RAL_CNT4 0x00bc /* RX FIFO Overflow counter */ #define RAL_CNT5 0x00c0 /* Tx FIFO Underrun counter */ #define RAL_PWRCSR0 0x00c4 /* Power mode configuration */ #define RAL_PSCSR0 0x00c8 /* Power state transition time */ #define RAL_PSCSR1 0x00cc /* Power state transition time */ #define RAL_PSCSR2 0x00d0 /* Power state transition time */ #define RAL_PSCSR3 0x00d4 /* Power state transition time */ #define RAL_PWRCSR1 0x00d8 /* Manual power control/status */ #define RAL_TIMECSR 0x00dc /* Timer control */ #define RAL_MACCSR0 0x00e0 /* MAC configuration */ #define RAL_MACCSR1 0x00e4 /* MAC configuration */ #define RAL_RALINKCSR 0x00e8 /* Ralink RX auto-reset BBCR */ #define RAL_BCNCSR 0x00ec /* Beacon interval control */ #define RAL_BBPCSR 0x00f0 /* BBP serial control */ #define RAL_RFCSR 0x00f4 /* RF serial control */ #define RAL_LEDCSR 0x00f8 /* LED control */ #define RAL_SECCSR3 0x00fc /* XXX not documented */ #define RAL_DMACSR0 0x0100 /* Current RX ring address */ #define RAL_DMACSR1 0x0104 /* Current Tx ring address */ #define RAL_DMACSR2 0x0104 /* Current Priority ring address */ #define RAL_DMACSR3 0x0104 /* Current ATIM ring address */ #define RAL_TXACKCSR0 0x0110 /* XXX not documented */ #define RAL_GPIOCSR 0x0120 /* */ #define RAL_BBBPPCSR 0x0124 /* BBP Pin Control */ #define RAL_FIFOCSR0 0x0128 /* TX FIFO pointer */ #define RAL_FIFOCSR1 0x012c /* RX FIFO pointer */ #define RAL_BCNOCSR 0x0130 /* Beacon time offset */ #define RAL_RLPWCSR 0x0134 /* RX_PE Low Width */ #define RAL_TESTCSR 0x0138 /* Test Mode Select */ #define RAL_PLCP1MCSR 0x013c /* Signal/Service/Length of ACK/CTS @1M */ #define RAL_PLCP2MCSR 0x0140 /* Signal/Service/Length of ACK/CTS @2M */ #define RAL_PLCP5p5MCSR 0x0144 /* Signal/Service/Length of ACK/CTS @5.5M */ #define RAL_PLCP11MCSR 0x0148 /* Signal/Service/Length of ACK/CTS @11M */ #define RAL_ACKPCTCSR 0x014c /* ACK/CTS padload consume time */ #define RAL_ARTCSR1 0x0150 /* ACK/CTS padload consume time */ #define RAL_ARTCSR2 0x0154 /* ACK/CTS padload consume time */ #define RAL_SECCSR1 0x0158 /* WEP control */ #define RAL_BBPCSR1 0x015c /* BBP TX Configuration */ /* possible flags for register RXCSR0 */ #define RAL_DISABLE_RX (1 << 0) #define RAL_DROP_CRC_ERROR (1 << 1) #define RAL_DROP_PHY_ERROR (1 << 2) #define RAL_DROP_CTL (1 << 3) #define RAL_DROP_NOT_TO_ME (1 << 4) #define RAL_DROP_TODS (1 << 5) #define RAL_DROP_VERSION_ERROR (1 << 6) /* possible flags for register CSR1 */ #define RAL_RESET_ASIC (1 << 0) #define RAL_RESET_BBP (1 << 1) #define RAL_HOST_READY (1 << 2) /* possible flags for register CSR14 */ #define RAL_ENABLE_TSF (1 << 0) #define RAL_ENABLE_TSF_SYNC(x) (((x) & 0x3) << 1) #define RAL_ENABLE_TBCN (1 << 3) #define RAL_ENABLE_BEACON_GENERATOR (1 << 6) /* possible flags for register CSR21 */ #define RAL_EEPROM_C (1 << 1) #define RAL_EEPROM_S (1 << 2) #define RAL_EEPROM_D (1 << 3) #define RAL_EEPROM_Q (1 << 4) #define RAL_EEPROM_93C46 (1 << 5) #define RAL_EEPROM_SHIFT_D 3 #define RAL_EEPROM_SHIFT_Q 4 /* possible flags for register TXCSR0 */ #define RAL_KICK_TX (1 << 0) #define RAL_KICK_ATIM (1 << 1) #define RAL_KICK_PRIO (1 << 2) #define RAL_ABORT_TX (1 << 3) /* possible flags for register SECCSR0 */ #define RAL_KICK_DECRYPT (1 << 0) /* possible flags for register SECCSR1 */ #define RAL_KICK_ENCRYPT (1 << 0) /* possible flags for register CSR7 */ #define RAL_BEACON_EXPIRE 0x00000001 #define RAL_WAKEUP_EXPIRE 0x00000002 #define RAL_ATIM_EXPIRE 0x00000004 #define RAL_TX_DONE 0x00000008 #define RAL_ATIM_DONE 0x00000010 #define RAL_PRIO_DONE 0x00000020 #define RAL_RX_DONE 0x00000040 #define RAL_DECRYPTION_DONE 0x00000080 #define RAL_ENCRYPTION_DONE 0x00000100 #define RAL_INTR_MASK \ (~(RAL_BEACON_EXPIRE | RAL_WAKEUP_EXPIRE | RAL_TX_DONE | \ RAL_PRIO_DONE | RAL_RX_DONE | RAL_DECRYPTION_DONE | \ RAL_ENCRYPTION_DONE)) /* Tx descriptor */ struct ral_tx_desc { uint32_t flags; #define RAL_TX_BUSY (1 << 0) #define RAL_TX_VALID (1 << 1) #define RAL_TX_RESULT_MASK 0x0000001c #define RAL_TX_SUCCESS (0 << 2) #define RAL_TX_SUCCESS_RETRY (1 << 2) #define RAL_TX_FAIL_RETRY (2 << 2) #define RAL_TX_FAIL_INVALID (3 << 2) #define RAL_TX_FAIL_OTHER (4 << 2) #define RAL_TX_MORE_FRAG (1 << 8) #define RAL_TX_ACK (1 << 9) #define RAL_TX_TIMESTAMP (1 << 10) #define RAL_TX_OFDM (1 << 11) #define RAL_TX_CIPHER_BUSY (1 << 12) #define RAL_TX_IFS_MASK 0x00006000 #define RAL_TX_IFS_BACKOFF (0 << 13) #define RAL_TX_IFS_SIFS (1 << 13) #define RAL_TX_IFS_NEWBACKOFF (2 << 13) #define RAL_TX_IFS_NONE (3 << 13) #define RAL_TX_LONG_RETRY (1 << 15) #define RAL_TX_CIPHER_MASK 0xe0000000 #define RAL_TX_CIPHER_NONE (0 << 29) #define RAL_TX_CIPHER_WEP40 (1 << 29) #define RAL_TX_CIPHER_WEP104 (2 << 29) #define RAL_TX_CIPHER_TKIP (3 << 29) #define RAL_TX_CIPHER_AES (4 << 29) uint32_t physaddr; uint16_t wme; #define RAL_LOGCWMAX(x) (((x) & 0xf) << 12) #define RAL_LOGCWMIN(x) (((x) & 0xf) << 8) #define RAL_AIFSN(x) (((x) & 0x3) << 6) #define RAL_IVOFFSET(x) (((x) & 0x3f)) uint16_t reserved1; uint8_t plcp_signal; uint8_t plcp_service; #define RAL_PLCP_LENGEXT 0x80 uint16_t plcp_length; uint32_t iv; uint32_t eiv; uint8_t key[IEEE80211_KEYBUF_SIZE]; uint32_t reserved2[2]; } __packed; /* Rx descriptor */ struct ral_rx_desc { uint32_t flags; #define RAL_RX_BUSY (1 << 0) #define RAL_RX_CRC_ERROR (1 << 5) #define RAL_RX_PHY_ERROR (1 << 7) #define RAL_RX_CIPHER_BUSY (1 << 8) #define RAL_RX_ICV_ERROR (1 << 9) #define RAL_RX_CIPHER_MASK 0xe0000000 #define RAL_RX_CIPHER_NONE (0 << 29) #define RAL_RX_CIPHER_WEP40 (1 << 29) #define RAL_RX_CIPHER_WEP104 (2 << 29) #define RAL_RX_CIPHER_TKIP (3 << 29) #define RAL_RX_CIPHER_AES (4 << 29) uint32_t physaddr; uint8_t rate; uint8_t rssi; uint8_t ta[IEEE80211_ADDR_LEN]; uint32_t iv; uint32_t eiv; uint8_t key[IEEE80211_KEYBUF_SIZE]; uint32_t reserved[2]; } __packed; #define RAL_RF1 0 #define RAL_RF2 2 #define RAL_RF3 1 #define RAL_RF4 3 #define RAL_RF1_AUTOTUNE 0x08000 #define RAL_RF3_AUTOTUNE 0x00040 #define RAL_BBP_BUSY (1 << 15) #define RAL_BBP_WRITE (1 << 16) #define RAL_RF_20BIT (20 << 24) #define RAL_RF_BUSY (1 << 31) #define RAL_RF_2522 0x00 #define RAL_RF_2523 0x01 #define RAL_RF_2524 0x02 #define RAL_RF_2525 0x03 #define RAL_RF_2525E 0x04 #define RAL_RF_2526 0x05 /* dual-band RF */ #define RAL_RF_5222 0x10 #define RAL_BBP_VERSION 0 #define RAL_BBP_TX 2 #define RAL_BBP_RX 14 #define RAL_BBP_ANTA 0x00 #define RAL_BBP_DIVERSITY 0x01 #define RAL_BBP_ANTB 0x02 #define RAL_BBP_ANTMASK 0x03 #define RAL_BBP_FLIPIQ 0x04 #define RAL_LED_MODE_DEFAULT 0 #define RAL_LED_MODE_TXRX_ACTIVITY 1 #define RAL_LED_MODE_SINGLE 2 #define RAL_LED_MODE_ASUS 3 #define RAL_JAPAN_FILTER 0x8 #define RAL_EEPROM_DELAY 1 /* minimum hold time (microsecond) */ #define RAL_EEPROM_CONFIG0 16 #define RAL_EEPROM_BBP_BASE 19 #define RAL_EEPROM_TXPOWER 35 /* * control and status registers access macros */ #define RAL_READ(sc, reg) \ bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg)) #define RAL_WRITE(sc, reg, val) \ bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val)) /* * EEPROM access macro */ #define RAL_EEPROM_CTL(sc, val) do { \ RAL_WRITE((sc), RAL_CSR21, (val)); \ DELAY(RAL_EEPROM_DELAY); \ } while (/* CONSTCOND */0)