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/***************************************************************************
*
* Copyright ( C ) 2007 , 2008 SMSC
*
* 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 .
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*/
# ifndef _SMSC9420_H
# define _SMSC9420_H
# define TX_RING_SIZE (32)
# define RX_RING_SIZE (128)
/* interrupt deassertion in multiples of 10us */
# define INT_DEAS_TIME (50)
# define NAPI_WEIGHT (64)
# define SMSC_BAR (3)
# ifdef __BIG_ENDIAN
/* Register set is duplicated for BE at an offset of 0x200 */
# define LAN9420_CPSR_ENDIAN_OFFSET (0x200)
# else
# define LAN9420_CPSR_ENDIAN_OFFSET (0)
# endif
# define PCI_VENDOR_ID_9420 (0x1055)
# define PCI_DEVICE_ID_9420 (0xE420)
# define LAN_REGISTER_EXTENT (0x400)
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# define SMSC9420_EEPROM_SIZE ((u32)11)
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# define PKT_BUF_SZ (VLAN_ETH_FRAME_LEN + NET_IP_ALIGN + 4)
/***********************************************/
/* DMA Controller Control and Status Registers */
/***********************************************/
# define BUS_MODE (0x00)
# define BUS_MODE_SWR_ (BIT(0))
# define BUS_MODE_DMA_BURST_LENGTH_1 (BIT(8))
# define BUS_MODE_DMA_BURST_LENGTH_2 (BIT(9))
# define BUS_MODE_DMA_BURST_LENGTH_4 (BIT(10))
# define BUS_MODE_DMA_BURST_LENGTH_8 (BIT(11))
# define BUS_MODE_DMA_BURST_LENGTH_16 (BIT(12))
# define BUS_MODE_DMA_BURST_LENGTH_32 (BIT(13))
# define BUS_MODE_DBO_ (BIT(20))
# define TX_POLL_DEMAND (0x04)
# define RX_POLL_DEMAND (0x08)
# define RX_BASE_ADDR (0x0C)
# define TX_BASE_ADDR (0x10)
# define DMAC_STATUS (0x14)
# define DMAC_STS_TS_ (7 << 20)
# define DMAC_STS_RS_ (7 << 17)
# define DMAC_STS_NIS_ (BIT(16))
# define DMAC_STS_AIS_ (BIT(15))
# define DMAC_STS_RWT_ (BIT(9))
# define DMAC_STS_RXPS_ (BIT(8))
# define DMAC_STS_RXBU_ (BIT(7))
# define DMAC_STS_RX_ (BIT(6))
# define DMAC_STS_TXUNF_ (BIT(5))
# define DMAC_STS_TXBU_ (BIT(2))
# define DMAC_STS_TXPS_ (BIT(1))
# define DMAC_STS_TX_ (BIT(0))
# define DMAC_CONTROL (0x18)
# define DMAC_CONTROL_TTM_ (BIT(22))
# define DMAC_CONTROL_SF_ (BIT(21))
# define DMAC_CONTROL_ST_ (BIT(13))
# define DMAC_CONTROL_OSF_ (BIT(2))
# define DMAC_CONTROL_SR_ (BIT(1))
# define DMAC_INTR_ENA (0x1C)
# define DMAC_INTR_ENA_NIS_ (BIT(16))
# define DMAC_INTR_ENA_AIS_ (BIT(15))
# define DMAC_INTR_ENA_RWT_ (BIT(9))
# define DMAC_INTR_ENA_RXPS_ (BIT(8))
# define DMAC_INTR_ENA_RXBU_ (BIT(7))
# define DMAC_INTR_ENA_RX_ (BIT(6))
# define DMAC_INTR_ENA_TXBU_ (BIT(2))
# define DMAC_INTR_ENA_TXPS_ (BIT(1))
# define DMAC_INTR_ENA_TX_ (BIT(0))
# define MISS_FRAME_CNTR (0x20)
# define TX_BUFF_ADDR (0x50)
# define RX_BUFF_ADDR (0x54)
/* Transmit Descriptor Bit Defs */
# define TDES0_OWN_ (0x80000000)
# define TDES0_ERROR_SUMMARY_ (0x00008000)
# define TDES0_LOSS_OF_CARRIER_ (0x00000800)
# define TDES0_NO_CARRIER_ (0x00000400)
# define TDES0_LATE_COLLISION_ (0x00000200)
# define TDES0_EXCESSIVE_COLLISIONS_ (0x00000100)
# define TDES0_HEARTBEAT_FAIL_ (0x00000080)
# define TDES0_COLLISION_COUNT_MASK_ (0x00000078)
# define TDES0_COLLISION_COUNT_SHFT_ (3)
# define TDES0_EXCESSIVE_DEFERRAL_ (0x00000004)
# define TDES0_DEFERRED_ (0x00000001)
# define TDES1_IC_ 0x80000000
# define TDES1_LS_ 0x40000000
# define TDES1_FS_ 0x20000000
# define TDES1_TXCSEN_ 0x08000000
# define TDES1_TER_ (BIT(25))
# define TDES1_TCH_ 0x01000000
/* Receive Descriptor 0 Bit Defs */
# define RDES0_OWN_ (0x80000000)
# define RDES0_FRAME_LENGTH_MASK_ (0x07FF0000)
# define RDES0_FRAME_LENGTH_SHFT_ (16)
# define RDES0_ERROR_SUMMARY_ (0x00008000)
# define RDES0_DESCRIPTOR_ERROR_ (0x00004000)
# define RDES0_LENGTH_ERROR_ (0x00001000)
# define RDES0_RUNT_FRAME_ (0x00000800)
# define RDES0_MULTICAST_FRAME_ (0x00000400)
# define RDES0_FIRST_DESCRIPTOR_ (0x00000200)
# define RDES0_LAST_DESCRIPTOR_ (0x00000100)
# define RDES0_FRAME_TOO_LONG_ (0x00000080)
# define RDES0_COLLISION_SEEN_ (0x00000040)
# define RDES0_FRAME_TYPE_ (0x00000020)
# define RDES0_WATCHDOG_TIMEOUT_ (0x00000010)
# define RDES0_MII_ERROR_ (0x00000008)
# define RDES0_DRIBBLING_BIT_ (0x00000004)
# define RDES0_CRC_ERROR_ (0x00000002)
/* Receive Descriptor 1 Bit Defs */
# define RDES1_RER_ (0x02000000)
/***********************************************/
/* MAC Control and Status Registers */
/***********************************************/
# define MAC_CR (0x80)
# define MAC_CR_RXALL_ (0x80000000)
# define MAC_CR_DIS_RXOWN_ (0x00800000)
# define MAC_CR_LOOPBK_ (0x00200000)
# define MAC_CR_FDPX_ (0x00100000)
# define MAC_CR_MCPAS_ (0x00080000)
# define MAC_CR_PRMS_ (0x00040000)
# define MAC_CR_INVFILT_ (0x00020000)
# define MAC_CR_PASSBAD_ (0x00010000)
# define MAC_CR_HFILT_ (0x00008000)
# define MAC_CR_HPFILT_ (0x00002000)
# define MAC_CR_LCOLL_ (0x00001000)
# define MAC_CR_DIS_BCAST_ (0x00000800)
# define MAC_CR_DIS_RTRY_ (0x00000400)
# define MAC_CR_PADSTR_ (0x00000100)
# define MAC_CR_BOLMT_MSK (0x000000C0)
# define MAC_CR_MFCHK_ (0x00000020)
# define MAC_CR_TXEN_ (0x00000008)
# define MAC_CR_RXEN_ (0x00000004)
# define ADDRH (0x84)
# define ADDRL (0x88)
# define HASHH (0x8C)
# define HASHL (0x90)
# define MII_ACCESS (0x94)
# define MII_ACCESS_MII_BUSY_ (0x00000001)
# define MII_ACCESS_MII_WRITE_ (0x00000002)
# define MII_ACCESS_MII_READ_ (0x00000000)
# define MII_ACCESS_INDX_MSK_ (0x000007C0)
# define MII_ACCESS_PHYADDR_MSK_ (0x0000F8C0)
# define MII_ACCESS_INDX_SHFT_CNT (6)
# define MII_ACCESS_PHYADDR_SHFT_CNT (11)
# define MII_DATA (0x98)
# define FLOW (0x9C)
# define VLAN1 (0xA0)
# define VLAN2 (0xA4)
# define WUFF (0xA8)
# define WUCSR (0xAC)
# define COE_CR (0xB0)
# define TX_COE_EN (0x00010000)
# define RX_COE_MODE (0x00000002)
# define RX_COE_EN (0x00000001)
/***********************************************/
/* System Control and Status Registers */
/***********************************************/
# define ID_REV (0xC0)
# define INT_CTL (0xC4)
# define INT_CTL_SW_INT_EN_ (0x00008000)
# define INT_CTL_SBERR_INT_EN_ (1 << 12)
# define INT_CTL_MBERR_INT_EN_ (1 << 13)
# define INT_CTL_GPT_INT_EN_ (0x00000008)
# define INT_CTL_PHY_INT_EN_ (0x00000004)
# define INT_CTL_WAKE_INT_EN_ (0x00000002)
# define INT_STAT (0xC8)
# define INT_STAT_SW_INT_ (1 << 15)
# define INT_STAT_MBERR_INT_ (1 << 13)
# define INT_STAT_SBERR_INT_ (1 << 12)
# define INT_STAT_GPT_INT_ (1 << 3)
# define INT_STAT_PHY_INT_ (0x00000004)
# define INT_STAT_WAKE_INT_ (0x00000002)
# define INT_STAT_DMAC_INT_ (0x00000001)
# define INT_CFG (0xCC)
# define INT_CFG_IRQ_INT_ (0x00080000)
# define INT_CFG_IRQ_EN_ (0x00040000)
# define INT_CFG_INT_DEAS_CLR_ (0x00000200)
# define INT_CFG_INT_DEAS_MASK (0x000000FF)
# define GPIO_CFG (0xD0)
# define GPIO_CFG_LED_3_ (0x40000000)
# define GPIO_CFG_LED_2_ (0x20000000)
# define GPIO_CFG_LED_1_ (0x10000000)
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# define GPIO_CFG_EEPR_EN_ (0x00700000)
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# define GPT_CFG (0xD4)
# define GPT_CFG_TIMER_EN_ (0x20000000)
# define GPT_CNT (0xD8)
# define BUS_CFG (0xDC)
# define BUS_CFG_RXTXWEIGHT_1_1 (0 << 25)
# define BUS_CFG_RXTXWEIGHT_2_1 (1 << 25)
# define BUS_CFG_RXTXWEIGHT_3_1 (2 << 25)
# define BUS_CFG_RXTXWEIGHT_4_1 (3 << 25)
# define PMT_CTRL (0xE0)
# define FREE_RUN (0xF4)
# define E2P_CMD (0xF8)
# define E2P_CMD_EPC_BUSY_ (0x80000000)
# define E2P_CMD_EPC_CMD_ (0x70000000)
# define E2P_CMD_EPC_CMD_READ_ (0x00000000)
# define E2P_CMD_EPC_CMD_EWDS_ (0x10000000)
# define E2P_CMD_EPC_CMD_EWEN_ (0x20000000)
# define E2P_CMD_EPC_CMD_WRITE_ (0x30000000)
# define E2P_CMD_EPC_CMD_WRAL_ (0x40000000)
# define E2P_CMD_EPC_CMD_ERASE_ (0x50000000)
# define E2P_CMD_EPC_CMD_ERAL_ (0x60000000)
# define E2P_CMD_EPC_CMD_RELOAD_ (0x70000000)
# define E2P_CMD_EPC_TIMEOUT_ (0x00000200)
# define E2P_CMD_MAC_ADDR_LOADED_ (0x00000100)
# define E2P_CMD_EPC_ADDR_ (0x000000FF)
# define E2P_DATA (0xFC)
# define E2P_DATA_EEPROM_DATA_ (0x000000FF)
# endif /* _SMSC9420_H */