861 lines
28 KiB
C
861 lines
28 KiB
C
/************************************************************************
|
|
* regs.h: A Linux PCI-X Ethernet driver for Neterion 10GbE Server NIC
|
|
* Copyright(c) 2002-2007 Neterion Inc.
|
|
|
|
* This software may be used and distributed according to the terms of
|
|
* the GNU General Public License (GPL), incorporated herein by reference.
|
|
* Drivers based on or derived from this code fall under the GPL and must
|
|
* retain the authorship, copyright and license notice. This file is not
|
|
* a complete program and may only be used when the entire operating
|
|
* system is licensed under the GPL.
|
|
* See the file COPYING in this distribution for more information.
|
|
************************************************************************/
|
|
#ifndef _REGS_H
|
|
#define _REGS_H
|
|
|
|
#define TBD 0
|
|
|
|
struct XENA_dev_config {
|
|
/* Convention: mHAL_XXX is mask, vHAL_XXX is value */
|
|
|
|
/* General Control-Status Registers */
|
|
u64 general_int_status;
|
|
#define GEN_INTR_TXPIC BIT(0)
|
|
#define GEN_INTR_TXDMA BIT(1)
|
|
#define GEN_INTR_TXMAC BIT(2)
|
|
#define GEN_INTR_TXXGXS BIT(3)
|
|
#define GEN_INTR_TXTRAFFIC BIT(8)
|
|
#define GEN_INTR_RXPIC BIT(32)
|
|
#define GEN_INTR_RXDMA BIT(33)
|
|
#define GEN_INTR_RXMAC BIT(34)
|
|
#define GEN_INTR_MC BIT(35)
|
|
#define GEN_INTR_RXXGXS BIT(36)
|
|
#define GEN_INTR_RXTRAFFIC BIT(40)
|
|
#define GEN_ERROR_INTR GEN_INTR_TXPIC | GEN_INTR_RXPIC | \
|
|
GEN_INTR_TXDMA | GEN_INTR_RXDMA | \
|
|
GEN_INTR_TXMAC | GEN_INTR_RXMAC | \
|
|
GEN_INTR_TXXGXS| GEN_INTR_RXXGXS| \
|
|
GEN_INTR_MC
|
|
|
|
u64 general_int_mask;
|
|
|
|
u8 unused0[0x100 - 0x10];
|
|
|
|
u64 sw_reset;
|
|
/* XGXS must be removed from reset only once. */
|
|
#define SW_RESET_XENA vBIT(0xA5,0,8)
|
|
#define SW_RESET_FLASH vBIT(0xA5,8,8)
|
|
#define SW_RESET_EOI vBIT(0xA5,16,8)
|
|
#define SW_RESET_ALL (SW_RESET_XENA | \
|
|
SW_RESET_FLASH | \
|
|
SW_RESET_EOI)
|
|
/* The SW_RESET register must read this value after a successful reset. */
|
|
#define SW_RESET_RAW_VAL 0xA5000000
|
|
|
|
|
|
u64 adapter_status;
|
|
#define ADAPTER_STATUS_TDMA_READY BIT(0)
|
|
#define ADAPTER_STATUS_RDMA_READY BIT(1)
|
|
#define ADAPTER_STATUS_PFC_READY BIT(2)
|
|
#define ADAPTER_STATUS_TMAC_BUF_EMPTY BIT(3)
|
|
#define ADAPTER_STATUS_PIC_QUIESCENT BIT(5)
|
|
#define ADAPTER_STATUS_RMAC_REMOTE_FAULT BIT(6)
|
|
#define ADAPTER_STATUS_RMAC_LOCAL_FAULT BIT(7)
|
|
#define ADAPTER_STATUS_RMAC_PCC_IDLE vBIT(0xFF,8,8)
|
|
#define ADAPTER_STATUS_RMAC_PCC_FOUR_IDLE vBIT(0x0F,8,8)
|
|
#define ADAPTER_STATUS_RC_PRC_QUIESCENT vBIT(0xFF,16,8)
|
|
#define ADAPTER_STATUS_MC_DRAM_READY BIT(24)
|
|
#define ADAPTER_STATUS_MC_QUEUES_READY BIT(25)
|
|
#define ADAPTER_STATUS_M_PLL_LOCK BIT(30)
|
|
#define ADAPTER_STATUS_P_PLL_LOCK BIT(31)
|
|
|
|
u64 adapter_control;
|
|
#define ADAPTER_CNTL_EN BIT(7)
|
|
#define ADAPTER_EOI_TX_ON BIT(15)
|
|
#define ADAPTER_LED_ON BIT(23)
|
|
#define ADAPTER_UDPI(val) vBIT(val,36,4)
|
|
#define ADAPTER_WAIT_INT BIT(48)
|
|
#define ADAPTER_ECC_EN BIT(55)
|
|
|
|
u64 serr_source;
|
|
#define SERR_SOURCE_PIC BIT(0)
|
|
#define SERR_SOURCE_TXDMA BIT(1)
|
|
#define SERR_SOURCE_RXDMA BIT(2)
|
|
#define SERR_SOURCE_MAC BIT(3)
|
|
#define SERR_SOURCE_MC BIT(4)
|
|
#define SERR_SOURCE_XGXS BIT(5)
|
|
#define SERR_SOURCE_ANY (SERR_SOURCE_PIC | \
|
|
SERR_SOURCE_TXDMA | \
|
|
SERR_SOURCE_RXDMA | \
|
|
SERR_SOURCE_MAC | \
|
|
SERR_SOURCE_MC | \
|
|
SERR_SOURCE_XGXS)
|
|
|
|
u64 pci_mode;
|
|
#define GET_PCI_MODE(val) ((val & vBIT(0xF, 0, 4)) >> 60)
|
|
#define PCI_MODE_PCI_33 0
|
|
#define PCI_MODE_PCI_66 0x1
|
|
#define PCI_MODE_PCIX_M1_66 0x2
|
|
#define PCI_MODE_PCIX_M1_100 0x3
|
|
#define PCI_MODE_PCIX_M1_133 0x4
|
|
#define PCI_MODE_PCIX_M2_66 0x5
|
|
#define PCI_MODE_PCIX_M2_100 0x6
|
|
#define PCI_MODE_PCIX_M2_133 0x7
|
|
#define PCI_MODE_UNSUPPORTED BIT(0)
|
|
#define PCI_MODE_32_BITS BIT(8)
|
|
#define PCI_MODE_UNKNOWN_MODE BIT(9)
|
|
|
|
u8 unused_0[0x800 - 0x128];
|
|
|
|
/* PCI-X Controller registers */
|
|
u64 pic_int_status;
|
|
u64 pic_int_mask;
|
|
#define PIC_INT_TX BIT(0)
|
|
#define PIC_INT_FLSH BIT(1)
|
|
#define PIC_INT_MDIO BIT(2)
|
|
#define PIC_INT_IIC BIT(3)
|
|
#define PIC_INT_GPIO BIT(4)
|
|
#define PIC_INT_RX BIT(32)
|
|
|
|
u64 txpic_int_reg;
|
|
u64 txpic_int_mask;
|
|
#define PCIX_INT_REG_ECC_SG_ERR BIT(0)
|
|
#define PCIX_INT_REG_ECC_DB_ERR BIT(1)
|
|
#define PCIX_INT_REG_FLASHR_R_FSM_ERR BIT(8)
|
|
#define PCIX_INT_REG_FLASHR_W_FSM_ERR BIT(9)
|
|
#define PCIX_INT_REG_INI_TX_FSM_SERR BIT(10)
|
|
#define PCIX_INT_REG_INI_TXO_FSM_ERR BIT(11)
|
|
#define PCIX_INT_REG_TRT_FSM_SERR BIT(13)
|
|
#define PCIX_INT_REG_SRT_FSM_SERR BIT(14)
|
|
#define PCIX_INT_REG_PIFR_FSM_SERR BIT(15)
|
|
#define PCIX_INT_REG_WRC_TX_SEND_FSM_SERR BIT(21)
|
|
#define PCIX_INT_REG_RRC_TX_REQ_FSM_SERR BIT(23)
|
|
#define PCIX_INT_REG_INI_RX_FSM_SERR BIT(48)
|
|
#define PCIX_INT_REG_RA_RX_FSM_SERR BIT(50)
|
|
/*
|
|
#define PCIX_INT_REG_WRC_RX_SEND_FSM_SERR BIT(52)
|
|
#define PCIX_INT_REG_RRC_RX_REQ_FSM_SERR BIT(54)
|
|
#define PCIX_INT_REG_RRC_RX_SPLIT_FSM_SERR BIT(58)
|
|
*/
|
|
u64 txpic_alarms;
|
|
u64 rxpic_int_reg;
|
|
u64 rxpic_int_mask;
|
|
u64 rxpic_alarms;
|
|
|
|
u64 flsh_int_reg;
|
|
u64 flsh_int_mask;
|
|
#define PIC_FLSH_INT_REG_CYCLE_FSM_ERR BIT(63)
|
|
#define PIC_FLSH_INT_REG_ERR BIT(62)
|
|
u64 flash_alarms;
|
|
|
|
u64 mdio_int_reg;
|
|
u64 mdio_int_mask;
|
|
#define MDIO_INT_REG_MDIO_BUS_ERR BIT(0)
|
|
#define MDIO_INT_REG_DTX_BUS_ERR BIT(8)
|
|
#define MDIO_INT_REG_LASI BIT(39)
|
|
u64 mdio_alarms;
|
|
|
|
u64 iic_int_reg;
|
|
u64 iic_int_mask;
|
|
#define IIC_INT_REG_BUS_FSM_ERR BIT(4)
|
|
#define IIC_INT_REG_BIT_FSM_ERR BIT(5)
|
|
#define IIC_INT_REG_CYCLE_FSM_ERR BIT(6)
|
|
#define IIC_INT_REG_REQ_FSM_ERR BIT(7)
|
|
#define IIC_INT_REG_ACK_ERR BIT(8)
|
|
u64 iic_alarms;
|
|
|
|
u8 unused4[0x08];
|
|
|
|
u64 gpio_int_reg;
|
|
#define GPIO_INT_REG_DP_ERR_INT BIT(0)
|
|
#define GPIO_INT_REG_LINK_DOWN BIT(1)
|
|
#define GPIO_INT_REG_LINK_UP BIT(2)
|
|
u64 gpio_int_mask;
|
|
#define GPIO_INT_MASK_LINK_DOWN BIT(1)
|
|
#define GPIO_INT_MASK_LINK_UP BIT(2)
|
|
u64 gpio_alarms;
|
|
|
|
u8 unused5[0x38];
|
|
|
|
u64 tx_traffic_int;
|
|
#define TX_TRAFFIC_INT_n(n) BIT(n)
|
|
u64 tx_traffic_mask;
|
|
|
|
u64 rx_traffic_int;
|
|
#define RX_TRAFFIC_INT_n(n) BIT(n)
|
|
u64 rx_traffic_mask;
|
|
|
|
/* PIC Control registers */
|
|
u64 pic_control;
|
|
#define PIC_CNTL_RX_ALARM_MAP_1 BIT(0)
|
|
#define PIC_CNTL_SHARED_SPLITS(n) vBIT(n,11,5)
|
|
|
|
u64 swapper_ctrl;
|
|
#define SWAPPER_CTRL_PIF_R_FE BIT(0)
|
|
#define SWAPPER_CTRL_PIF_R_SE BIT(1)
|
|
#define SWAPPER_CTRL_PIF_W_FE BIT(8)
|
|
#define SWAPPER_CTRL_PIF_W_SE BIT(9)
|
|
#define SWAPPER_CTRL_TXP_FE BIT(16)
|
|
#define SWAPPER_CTRL_TXP_SE BIT(17)
|
|
#define SWAPPER_CTRL_TXD_R_FE BIT(18)
|
|
#define SWAPPER_CTRL_TXD_R_SE BIT(19)
|
|
#define SWAPPER_CTRL_TXD_W_FE BIT(20)
|
|
#define SWAPPER_CTRL_TXD_W_SE BIT(21)
|
|
#define SWAPPER_CTRL_TXF_R_FE BIT(22)
|
|
#define SWAPPER_CTRL_TXF_R_SE BIT(23)
|
|
#define SWAPPER_CTRL_RXD_R_FE BIT(32)
|
|
#define SWAPPER_CTRL_RXD_R_SE BIT(33)
|
|
#define SWAPPER_CTRL_RXD_W_FE BIT(34)
|
|
#define SWAPPER_CTRL_RXD_W_SE BIT(35)
|
|
#define SWAPPER_CTRL_RXF_W_FE BIT(36)
|
|
#define SWAPPER_CTRL_RXF_W_SE BIT(37)
|
|
#define SWAPPER_CTRL_XMSI_FE BIT(40)
|
|
#define SWAPPER_CTRL_XMSI_SE BIT(41)
|
|
#define SWAPPER_CTRL_STATS_FE BIT(48)
|
|
#define SWAPPER_CTRL_STATS_SE BIT(49)
|
|
|
|
u64 pif_rd_swapper_fb;
|
|
#define IF_RD_SWAPPER_FB 0x0123456789ABCDEF
|
|
|
|
u64 scheduled_int_ctrl;
|
|
#define SCHED_INT_CTRL_TIMER_EN BIT(0)
|
|
#define SCHED_INT_CTRL_ONE_SHOT BIT(1)
|
|
#define SCHED_INT_CTRL_INT2MSI TBD
|
|
#define SCHED_INT_PERIOD TBD
|
|
|
|
u64 txreqtimeout;
|
|
#define TXREQTO_VAL(val) vBIT(val,0,32)
|
|
#define TXREQTO_EN BIT(63)
|
|
|
|
u64 statsreqtimeout;
|
|
#define STATREQTO_VAL(n) TBD
|
|
#define STATREQTO_EN BIT(63)
|
|
|
|
u64 read_retry_delay;
|
|
u64 read_retry_acceleration;
|
|
u64 write_retry_delay;
|
|
u64 write_retry_acceleration;
|
|
|
|
u64 xmsi_control;
|
|
u64 xmsi_access;
|
|
u64 xmsi_address;
|
|
u64 xmsi_data;
|
|
|
|
u64 rx_mat;
|
|
#define RX_MAT_SET(ring, msi) vBIT(msi, (8 * ring), 8)
|
|
|
|
u8 unused6[0x8];
|
|
|
|
u64 tx_mat0_n[0x8];
|
|
#define TX_MAT_SET(fifo, msi) vBIT(msi, (8 * fifo), 8)
|
|
|
|
u8 unused_1[0x8];
|
|
u64 stat_byte_cnt;
|
|
#define STAT_BC(n) vBIT(n,4,12)
|
|
|
|
/* Automated statistics collection */
|
|
u64 stat_cfg;
|
|
#define STAT_CFG_STAT_EN BIT(0)
|
|
#define STAT_CFG_ONE_SHOT_EN BIT(1)
|
|
#define STAT_CFG_STAT_NS_EN BIT(8)
|
|
#define STAT_CFG_STAT_RO BIT(9)
|
|
#define STAT_TRSF_PER(n) TBD
|
|
#define PER_SEC 0x208d5
|
|
#define SET_UPDT_PERIOD(n) vBIT((PER_SEC*n),32,32)
|
|
#define SET_UPDT_CLICKS(val) vBIT(val, 32, 32)
|
|
|
|
u64 stat_addr;
|
|
|
|
/* General Configuration */
|
|
u64 mdio_control;
|
|
#define MDIO_MMD_INDX_ADDR(val) vBIT(val, 0, 16)
|
|
#define MDIO_MMD_DEV_ADDR(val) vBIT(val, 19, 5)
|
|
#define MDIO_MMD_PMA_DEV_ADDR 0x1
|
|
#define MDIO_MMD_PMD_DEV_ADDR 0x1
|
|
#define MDIO_MMD_WIS_DEV_ADDR 0x2
|
|
#define MDIO_MMD_PCS_DEV_ADDR 0x3
|
|
#define MDIO_MMD_PHYXS_DEV_ADDR 0x4
|
|
#define MDIO_MMS_PRT_ADDR(val) vBIT(val, 27, 5)
|
|
#define MDIO_CTRL_START_TRANS(val) vBIT(val, 56, 4)
|
|
#define MDIO_OP(val) vBIT(val, 60, 2)
|
|
#define MDIO_OP_ADDR_TRANS 0x0
|
|
#define MDIO_OP_WRITE_TRANS 0x1
|
|
#define MDIO_OP_READ_POST_INC_TRANS 0x2
|
|
#define MDIO_OP_READ_TRANS 0x3
|
|
#define MDIO_MDIO_DATA(val) vBIT(val, 32, 16)
|
|
|
|
u64 dtx_control;
|
|
|
|
u64 i2c_control;
|
|
#define I2C_CONTROL_DEV_ID(id) vBIT(id,1,3)
|
|
#define I2C_CONTROL_ADDR(addr) vBIT(addr,5,11)
|
|
#define I2C_CONTROL_BYTE_CNT(cnt) vBIT(cnt,22,2)
|
|
#define I2C_CONTROL_READ BIT(24)
|
|
#define I2C_CONTROL_NACK BIT(25)
|
|
#define I2C_CONTROL_CNTL_START vBIT(0xE,28,4)
|
|
#define I2C_CONTROL_CNTL_END(val) (val & vBIT(0x1,28,4))
|
|
#define I2C_CONTROL_GET_DATA(val) (u32)(val & 0xFFFFFFFF)
|
|
#define I2C_CONTROL_SET_DATA(val) vBIT(val,32,32)
|
|
|
|
u64 gpio_control;
|
|
#define GPIO_CTRL_GPIO_0 BIT(8)
|
|
u64 misc_control;
|
|
#define FAULT_BEHAVIOUR BIT(0)
|
|
#define EXT_REQ_EN BIT(1)
|
|
#define MISC_LINK_STABILITY_PRD(val) vBIT(val,29,3)
|
|
|
|
u8 unused7_1[0x230 - 0x208];
|
|
|
|
u64 pic_control2;
|
|
u64 ini_dperr_ctrl;
|
|
|
|
u64 wreq_split_mask;
|
|
#define WREQ_SPLIT_MASK_SET_MASK(val) vBIT(val, 52, 12)
|
|
|
|
u8 unused7_2[0x800 - 0x248];
|
|
|
|
/* TxDMA registers */
|
|
u64 txdma_int_status;
|
|
u64 txdma_int_mask;
|
|
#define TXDMA_PFC_INT BIT(0)
|
|
#define TXDMA_TDA_INT BIT(1)
|
|
#define TXDMA_PCC_INT BIT(2)
|
|
#define TXDMA_TTI_INT BIT(3)
|
|
#define TXDMA_LSO_INT BIT(4)
|
|
#define TXDMA_TPA_INT BIT(5)
|
|
#define TXDMA_SM_INT BIT(6)
|
|
u64 pfc_err_reg;
|
|
u64 pfc_err_mask;
|
|
u64 pfc_err_alarm;
|
|
|
|
u64 tda_err_reg;
|
|
u64 tda_err_mask;
|
|
u64 tda_err_alarm;
|
|
|
|
u64 pcc_err_reg;
|
|
#define PCC_FB_ECC_DB_ERR vBIT(0xFF, 16, 8)
|
|
#define PCC_ENABLE_FOUR vBIT(0x0F,0,8)
|
|
|
|
u64 pcc_err_mask;
|
|
u64 pcc_err_alarm;
|
|
|
|
u64 tti_err_reg;
|
|
u64 tti_err_mask;
|
|
u64 tti_err_alarm;
|
|
|
|
u64 lso_err_reg;
|
|
u64 lso_err_mask;
|
|
u64 lso_err_alarm;
|
|
|
|
u64 tpa_err_reg;
|
|
u64 tpa_err_mask;
|
|
u64 tpa_err_alarm;
|
|
|
|
u64 sm_err_reg;
|
|
u64 sm_err_mask;
|
|
u64 sm_err_alarm;
|
|
|
|
u8 unused8[0x100 - 0xB8];
|
|
|
|
/* TxDMA arbiter */
|
|
u64 tx_dma_wrap_stat;
|
|
|
|
/* Tx FIFO controller */
|
|
#define X_MAX_FIFOS 8
|
|
#define X_FIFO_MAX_LEN 0x1FFF /*8191 */
|
|
u64 tx_fifo_partition_0;
|
|
#define TX_FIFO_PARTITION_EN BIT(0)
|
|
#define TX_FIFO_PARTITION_0_PRI(val) vBIT(val,5,3)
|
|
#define TX_FIFO_PARTITION_0_LEN(val) vBIT(val,19,13)
|
|
#define TX_FIFO_PARTITION_1_PRI(val) vBIT(val,37,3)
|
|
#define TX_FIFO_PARTITION_1_LEN(val) vBIT(val,51,13 )
|
|
|
|
u64 tx_fifo_partition_1;
|
|
#define TX_FIFO_PARTITION_2_PRI(val) vBIT(val,5,3)
|
|
#define TX_FIFO_PARTITION_2_LEN(val) vBIT(val,19,13)
|
|
#define TX_FIFO_PARTITION_3_PRI(val) vBIT(val,37,3)
|
|
#define TX_FIFO_PARTITION_3_LEN(val) vBIT(val,51,13)
|
|
|
|
u64 tx_fifo_partition_2;
|
|
#define TX_FIFO_PARTITION_4_PRI(val) vBIT(val,5,3)
|
|
#define TX_FIFO_PARTITION_4_LEN(val) vBIT(val,19,13)
|
|
#define TX_FIFO_PARTITION_5_PRI(val) vBIT(val,37,3)
|
|
#define TX_FIFO_PARTITION_5_LEN(val) vBIT(val,51,13)
|
|
|
|
u64 tx_fifo_partition_3;
|
|
#define TX_FIFO_PARTITION_6_PRI(val) vBIT(val,5,3)
|
|
#define TX_FIFO_PARTITION_6_LEN(val) vBIT(val,19,13)
|
|
#define TX_FIFO_PARTITION_7_PRI(val) vBIT(val,37,3)
|
|
#define TX_FIFO_PARTITION_7_LEN(val) vBIT(val,51,13)
|
|
|
|
#define TX_FIFO_PARTITION_PRI_0 0 /* highest */
|
|
#define TX_FIFO_PARTITION_PRI_1 1
|
|
#define TX_FIFO_PARTITION_PRI_2 2
|
|
#define TX_FIFO_PARTITION_PRI_3 3
|
|
#define TX_FIFO_PARTITION_PRI_4 4
|
|
#define TX_FIFO_PARTITION_PRI_5 5
|
|
#define TX_FIFO_PARTITION_PRI_6 6
|
|
#define TX_FIFO_PARTITION_PRI_7 7 /* lowest */
|
|
|
|
u64 tx_w_round_robin_0;
|
|
u64 tx_w_round_robin_1;
|
|
u64 tx_w_round_robin_2;
|
|
u64 tx_w_round_robin_3;
|
|
u64 tx_w_round_robin_4;
|
|
|
|
u64 tti_command_mem;
|
|
#define TTI_CMD_MEM_WE BIT(7)
|
|
#define TTI_CMD_MEM_STROBE_NEW_CMD BIT(15)
|
|
#define TTI_CMD_MEM_STROBE_BEING_EXECUTED BIT(15)
|
|
#define TTI_CMD_MEM_OFFSET(n) vBIT(n,26,6)
|
|
|
|
u64 tti_data1_mem;
|
|
#define TTI_DATA1_MEM_TX_TIMER_VAL(n) vBIT(n,6,26)
|
|
#define TTI_DATA1_MEM_TX_TIMER_AC_CI(n) vBIT(n,38,2)
|
|
#define TTI_DATA1_MEM_TX_TIMER_AC_EN BIT(38)
|
|
#define TTI_DATA1_MEM_TX_TIMER_CI_EN BIT(39)
|
|
#define TTI_DATA1_MEM_TX_URNG_A(n) vBIT(n,41,7)
|
|
#define TTI_DATA1_MEM_TX_URNG_B(n) vBIT(n,49,7)
|
|
#define TTI_DATA1_MEM_TX_URNG_C(n) vBIT(n,57,7)
|
|
|
|
u64 tti_data2_mem;
|
|
#define TTI_DATA2_MEM_TX_UFC_A(n) vBIT(n,0,16)
|
|
#define TTI_DATA2_MEM_TX_UFC_B(n) vBIT(n,16,16)
|
|
#define TTI_DATA2_MEM_TX_UFC_C(n) vBIT(n,32,16)
|
|
#define TTI_DATA2_MEM_TX_UFC_D(n) vBIT(n,48,16)
|
|
|
|
/* Tx Protocol assist */
|
|
u64 tx_pa_cfg;
|
|
#define TX_PA_CFG_IGNORE_FRM_ERR BIT(1)
|
|
#define TX_PA_CFG_IGNORE_SNAP_OUI BIT(2)
|
|
#define TX_PA_CFG_IGNORE_LLC_CTRL BIT(3)
|
|
#define TX_PA_CFG_IGNORE_L2_ERR BIT(6)
|
|
#define RX_PA_CFG_STRIP_VLAN_TAG BIT(15)
|
|
|
|
/* Recent add, used only debug purposes. */
|
|
u64 pcc_enable;
|
|
|
|
u8 unused9[0x700 - 0x178];
|
|
|
|
u64 txdma_debug_ctrl;
|
|
|
|
u8 unused10[0x1800 - 0x1708];
|
|
|
|
/* RxDMA Registers */
|
|
u64 rxdma_int_status;
|
|
u64 rxdma_int_mask;
|
|
#define RXDMA_INT_RC_INT_M BIT(0)
|
|
#define RXDMA_INT_RPA_INT_M BIT(1)
|
|
#define RXDMA_INT_RDA_INT_M BIT(2)
|
|
#define RXDMA_INT_RTI_INT_M BIT(3)
|
|
|
|
u64 rda_err_reg;
|
|
u64 rda_err_mask;
|
|
u64 rda_err_alarm;
|
|
|
|
u64 rc_err_reg;
|
|
u64 rc_err_mask;
|
|
u64 rc_err_alarm;
|
|
|
|
u64 prc_pcix_err_reg;
|
|
u64 prc_pcix_err_mask;
|
|
u64 prc_pcix_err_alarm;
|
|
|
|
u64 rpa_err_reg;
|
|
u64 rpa_err_mask;
|
|
u64 rpa_err_alarm;
|
|
|
|
u64 rti_err_reg;
|
|
u64 rti_err_mask;
|
|
u64 rti_err_alarm;
|
|
|
|
u8 unused11[0x100 - 0x88];
|
|
|
|
/* DMA arbiter */
|
|
u64 rx_queue_priority;
|
|
#define RX_QUEUE_0_PRIORITY(val) vBIT(val,5,3)
|
|
#define RX_QUEUE_1_PRIORITY(val) vBIT(val,13,3)
|
|
#define RX_QUEUE_2_PRIORITY(val) vBIT(val,21,3)
|
|
#define RX_QUEUE_3_PRIORITY(val) vBIT(val,29,3)
|
|
#define RX_QUEUE_4_PRIORITY(val) vBIT(val,37,3)
|
|
#define RX_QUEUE_5_PRIORITY(val) vBIT(val,45,3)
|
|
#define RX_QUEUE_6_PRIORITY(val) vBIT(val,53,3)
|
|
#define RX_QUEUE_7_PRIORITY(val) vBIT(val,61,3)
|
|
|
|
#define RX_QUEUE_PRI_0 0 /* highest */
|
|
#define RX_QUEUE_PRI_1 1
|
|
#define RX_QUEUE_PRI_2 2
|
|
#define RX_QUEUE_PRI_3 3
|
|
#define RX_QUEUE_PRI_4 4
|
|
#define RX_QUEUE_PRI_5 5
|
|
#define RX_QUEUE_PRI_6 6
|
|
#define RX_QUEUE_PRI_7 7 /* lowest */
|
|
|
|
u64 rx_w_round_robin_0;
|
|
u64 rx_w_round_robin_1;
|
|
u64 rx_w_round_robin_2;
|
|
u64 rx_w_round_robin_3;
|
|
u64 rx_w_round_robin_4;
|
|
|
|
/* Per-ring controller regs */
|
|
#define RX_MAX_RINGS 8
|
|
#if 0
|
|
#define RX_MAX_RINGS_SZ 0xFFFF /* 65536 */
|
|
#define RX_MIN_RINGS_SZ 0x3F /* 63 */
|
|
#endif
|
|
u64 prc_rxd0_n[RX_MAX_RINGS];
|
|
u64 prc_ctrl_n[RX_MAX_RINGS];
|
|
#define PRC_CTRL_RC_ENABLED BIT(7)
|
|
#define PRC_CTRL_RING_MODE (BIT(14)|BIT(15))
|
|
#define PRC_CTRL_RING_MODE_1 vBIT(0,14,2)
|
|
#define PRC_CTRL_RING_MODE_3 vBIT(1,14,2)
|
|
#define PRC_CTRL_RING_MODE_5 vBIT(2,14,2)
|
|
#define PRC_CTRL_RING_MODE_x vBIT(3,14,2)
|
|
#define PRC_CTRL_NO_SNOOP (BIT(22)|BIT(23))
|
|
#define PRC_CTRL_NO_SNOOP_DESC BIT(22)
|
|
#define PRC_CTRL_NO_SNOOP_BUFF BIT(23)
|
|
#define PRC_CTRL_BIMODAL_INTERRUPT BIT(37)
|
|
#define PRC_CTRL_GROUP_READS BIT(38)
|
|
#define PRC_CTRL_RXD_BACKOFF_INTERVAL(val) vBIT(val,40,24)
|
|
|
|
u64 prc_alarm_action;
|
|
#define PRC_ALARM_ACTION_RR_R0_STOP BIT(3)
|
|
#define PRC_ALARM_ACTION_RW_R0_STOP BIT(7)
|
|
#define PRC_ALARM_ACTION_RR_R1_STOP BIT(11)
|
|
#define PRC_ALARM_ACTION_RW_R1_STOP BIT(15)
|
|
#define PRC_ALARM_ACTION_RR_R2_STOP BIT(19)
|
|
#define PRC_ALARM_ACTION_RW_R2_STOP BIT(23)
|
|
#define PRC_ALARM_ACTION_RR_R3_STOP BIT(27)
|
|
#define PRC_ALARM_ACTION_RW_R3_STOP BIT(31)
|
|
#define PRC_ALARM_ACTION_RR_R4_STOP BIT(35)
|
|
#define PRC_ALARM_ACTION_RW_R4_STOP BIT(39)
|
|
#define PRC_ALARM_ACTION_RR_R5_STOP BIT(43)
|
|
#define PRC_ALARM_ACTION_RW_R5_STOP BIT(47)
|
|
#define PRC_ALARM_ACTION_RR_R6_STOP BIT(51)
|
|
#define PRC_ALARM_ACTION_RW_R6_STOP BIT(55)
|
|
#define PRC_ALARM_ACTION_RR_R7_STOP BIT(59)
|
|
#define PRC_ALARM_ACTION_RW_R7_STOP BIT(63)
|
|
|
|
/* Receive traffic interrupts */
|
|
u64 rti_command_mem;
|
|
#define RTI_CMD_MEM_WE BIT(7)
|
|
#define RTI_CMD_MEM_STROBE BIT(15)
|
|
#define RTI_CMD_MEM_STROBE_NEW_CMD BIT(15)
|
|
#define RTI_CMD_MEM_STROBE_CMD_BEING_EXECUTED BIT(15)
|
|
#define RTI_CMD_MEM_OFFSET(n) vBIT(n,29,3)
|
|
|
|
u64 rti_data1_mem;
|
|
#define RTI_DATA1_MEM_RX_TIMER_VAL(n) vBIT(n,3,29)
|
|
#define RTI_DATA1_MEM_RX_TIMER_AC_EN BIT(38)
|
|
#define RTI_DATA1_MEM_RX_TIMER_CI_EN BIT(39)
|
|
#define RTI_DATA1_MEM_RX_URNG_A(n) vBIT(n,41,7)
|
|
#define RTI_DATA1_MEM_RX_URNG_B(n) vBIT(n,49,7)
|
|
#define RTI_DATA1_MEM_RX_URNG_C(n) vBIT(n,57,7)
|
|
|
|
u64 rti_data2_mem;
|
|
#define RTI_DATA2_MEM_RX_UFC_A(n) vBIT(n,0,16)
|
|
#define RTI_DATA2_MEM_RX_UFC_B(n) vBIT(n,16,16)
|
|
#define RTI_DATA2_MEM_RX_UFC_C(n) vBIT(n,32,16)
|
|
#define RTI_DATA2_MEM_RX_UFC_D(n) vBIT(n,48,16)
|
|
|
|
u64 rx_pa_cfg;
|
|
#define RX_PA_CFG_IGNORE_FRM_ERR BIT(1)
|
|
#define RX_PA_CFG_IGNORE_SNAP_OUI BIT(2)
|
|
#define RX_PA_CFG_IGNORE_LLC_CTRL BIT(3)
|
|
#define RX_PA_CFG_IGNORE_L2_ERR BIT(6)
|
|
|
|
u64 unused_11_1;
|
|
|
|
u64 ring_bump_counter1;
|
|
u64 ring_bump_counter2;
|
|
|
|
u8 unused12[0x700 - 0x1F0];
|
|
|
|
u64 rxdma_debug_ctrl;
|
|
|
|
u8 unused13[0x2000 - 0x1f08];
|
|
|
|
/* Media Access Controller Register */
|
|
u64 mac_int_status;
|
|
u64 mac_int_mask;
|
|
#define MAC_INT_STATUS_TMAC_INT BIT(0)
|
|
#define MAC_INT_STATUS_RMAC_INT BIT(1)
|
|
|
|
u64 mac_tmac_err_reg;
|
|
#define TMAC_ERR_REG_TMAC_ECC_DB_ERR BIT(15)
|
|
#define TMAC_ERR_REG_TMAC_TX_BUF_OVRN BIT(23)
|
|
#define TMAC_ERR_REG_TMAC_TX_CRI_ERR BIT(31)
|
|
u64 mac_tmac_err_mask;
|
|
u64 mac_tmac_err_alarm;
|
|
|
|
u64 mac_rmac_err_reg;
|
|
#define RMAC_ERR_REG_RX_BUFF_OVRN BIT(0)
|
|
#define RMAC_ERR_REG_RTS_ECC_DB_ERR BIT(14)
|
|
#define RMAC_ERR_REG_ECC_DB_ERR BIT(15)
|
|
#define RMAC_LINK_STATE_CHANGE_INT BIT(31)
|
|
u64 mac_rmac_err_mask;
|
|
u64 mac_rmac_err_alarm;
|
|
|
|
u8 unused14[0x100 - 0x40];
|
|
|
|
u64 mac_cfg;
|
|
#define MAC_CFG_TMAC_ENABLE BIT(0)
|
|
#define MAC_CFG_RMAC_ENABLE BIT(1)
|
|
#define MAC_CFG_LAN_NOT_WAN BIT(2)
|
|
#define MAC_CFG_TMAC_LOOPBACK BIT(3)
|
|
#define MAC_CFG_TMAC_APPEND_PAD BIT(4)
|
|
#define MAC_CFG_RMAC_STRIP_FCS BIT(5)
|
|
#define MAC_CFG_RMAC_STRIP_PAD BIT(6)
|
|
#define MAC_CFG_RMAC_PROM_ENABLE BIT(7)
|
|
#define MAC_RMAC_DISCARD_PFRM BIT(8)
|
|
#define MAC_RMAC_BCAST_ENABLE BIT(9)
|
|
#define MAC_RMAC_ALL_ADDR_ENABLE BIT(10)
|
|
#define MAC_RMAC_INVLD_IPG_THR(val) vBIT(val,16,8)
|
|
|
|
u64 tmac_avg_ipg;
|
|
#define TMAC_AVG_IPG(val) vBIT(val,0,8)
|
|
|
|
u64 rmac_max_pyld_len;
|
|
#define RMAC_MAX_PYLD_LEN(val) vBIT(val,2,14)
|
|
#define RMAC_MAX_PYLD_LEN_DEF vBIT(1500,2,14)
|
|
#define RMAC_MAX_PYLD_LEN_JUMBO_DEF vBIT(9600,2,14)
|
|
|
|
u64 rmac_err_cfg;
|
|
#define RMAC_ERR_FCS BIT(0)
|
|
#define RMAC_ERR_FCS_ACCEPT BIT(1)
|
|
#define RMAC_ERR_TOO_LONG BIT(1)
|
|
#define RMAC_ERR_TOO_LONG_ACCEPT BIT(1)
|
|
#define RMAC_ERR_RUNT BIT(2)
|
|
#define RMAC_ERR_RUNT_ACCEPT BIT(2)
|
|
#define RMAC_ERR_LEN_MISMATCH BIT(3)
|
|
#define RMAC_ERR_LEN_MISMATCH_ACCEPT BIT(3)
|
|
|
|
u64 rmac_cfg_key;
|
|
#define RMAC_CFG_KEY(val) vBIT(val,0,16)
|
|
|
|
#define MAX_MAC_ADDRESSES 16
|
|
#define MAX_MC_ADDRESSES 32 /* Multicast addresses */
|
|
#define MAC_MAC_ADDR_START_OFFSET 0
|
|
#define MAC_MC_ADDR_START_OFFSET 16
|
|
#define MAC_MC_ALL_MC_ADDR_OFFSET 63 /* enables all multicast pkts */
|
|
u64 rmac_addr_cmd_mem;
|
|
#define RMAC_ADDR_CMD_MEM_WE BIT(7)
|
|
#define RMAC_ADDR_CMD_MEM_RD 0
|
|
#define RMAC_ADDR_CMD_MEM_STROBE_NEW_CMD BIT(15)
|
|
#define RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING BIT(15)
|
|
#define RMAC_ADDR_CMD_MEM_OFFSET(n) vBIT(n,26,6)
|
|
|
|
u64 rmac_addr_data0_mem;
|
|
#define RMAC_ADDR_DATA0_MEM_ADDR(n) vBIT(n,0,48)
|
|
#define RMAC_ADDR_DATA0_MEM_USER BIT(48)
|
|
|
|
u64 rmac_addr_data1_mem;
|
|
#define RMAC_ADDR_DATA1_MEM_MASK(n) vBIT(n,0,48)
|
|
|
|
u8 unused15[0x8];
|
|
|
|
/*
|
|
u64 rmac_addr_cfg;
|
|
#define RMAC_ADDR_UCASTn_EN(n) mBIT(0)_n(n)
|
|
#define RMAC_ADDR_MCASTn_EN(n) mBIT(0)_n(n)
|
|
#define RMAC_ADDR_BCAST_EN vBIT(0)_48
|
|
#define RMAC_ADDR_ALL_ADDR_EN vBIT(0)_49
|
|
*/
|
|
u64 tmac_ipg_cfg;
|
|
|
|
u64 rmac_pause_cfg;
|
|
#define RMAC_PAUSE_GEN BIT(0)
|
|
#define RMAC_PAUSE_GEN_ENABLE BIT(0)
|
|
#define RMAC_PAUSE_RX BIT(1)
|
|
#define RMAC_PAUSE_RX_ENABLE BIT(1)
|
|
#define RMAC_PAUSE_HG_PTIME_DEF vBIT(0xFFFF,16,16)
|
|
#define RMAC_PAUSE_HG_PTIME(val) vBIT(val,16,16)
|
|
|
|
u64 rmac_red_cfg;
|
|
|
|
u64 rmac_red_rate_q0q3;
|
|
u64 rmac_red_rate_q4q7;
|
|
|
|
u64 mac_link_util;
|
|
#define MAC_TX_LINK_UTIL vBIT(0xFE,1,7)
|
|
#define MAC_TX_LINK_UTIL_DISABLE vBIT(0xF, 8,4)
|
|
#define MAC_TX_LINK_UTIL_VAL( n ) vBIT(n,8,4)
|
|
#define MAC_RX_LINK_UTIL vBIT(0xFE,33,7)
|
|
#define MAC_RX_LINK_UTIL_DISABLE vBIT(0xF,40,4)
|
|
#define MAC_RX_LINK_UTIL_VAL( n ) vBIT(n,40,4)
|
|
|
|
#define MAC_LINK_UTIL_DISABLE MAC_TX_LINK_UTIL_DISABLE | \
|
|
MAC_RX_LINK_UTIL_DISABLE
|
|
|
|
u64 rmac_invalid_ipg;
|
|
|
|
/* rx traffic steering */
|
|
#define MAC_RTS_FRM_LEN_SET(len) vBIT(len,2,14)
|
|
u64 rts_frm_len_n[8];
|
|
|
|
u64 rts_qos_steering;
|
|
|
|
#define MAX_DIX_MAP 4
|
|
u64 rts_dix_map_n[MAX_DIX_MAP];
|
|
#define RTS_DIX_MAP_ETYPE(val) vBIT(val,0,16)
|
|
#define RTS_DIX_MAP_SCW(val) BIT(val,21)
|
|
|
|
u64 rts_q_alternates;
|
|
u64 rts_default_q;
|
|
|
|
u64 rts_ctrl;
|
|
#define RTS_CTRL_IGNORE_SNAP_OUI BIT(2)
|
|
#define RTS_CTRL_IGNORE_LLC_CTRL BIT(3)
|
|
|
|
u64 rts_pn_cam_ctrl;
|
|
#define RTS_PN_CAM_CTRL_WE BIT(7)
|
|
#define RTS_PN_CAM_CTRL_STROBE_NEW_CMD BIT(15)
|
|
#define RTS_PN_CAM_CTRL_STROBE_BEING_EXECUTED BIT(15)
|
|
#define RTS_PN_CAM_CTRL_OFFSET(n) vBIT(n,24,8)
|
|
u64 rts_pn_cam_data;
|
|
#define RTS_PN_CAM_DATA_TCP_SELECT BIT(7)
|
|
#define RTS_PN_CAM_DATA_PORT(val) vBIT(val,8,16)
|
|
#define RTS_PN_CAM_DATA_SCW(val) vBIT(val,24,8)
|
|
|
|
u64 rts_ds_mem_ctrl;
|
|
#define RTS_DS_MEM_CTRL_WE BIT(7)
|
|
#define RTS_DS_MEM_CTRL_STROBE_NEW_CMD BIT(15)
|
|
#define RTS_DS_MEM_CTRL_STROBE_CMD_BEING_EXECUTED BIT(15)
|
|
#define RTS_DS_MEM_CTRL_OFFSET(n) vBIT(n,26,6)
|
|
u64 rts_ds_mem_data;
|
|
#define RTS_DS_MEM_DATA(n) vBIT(n,0,8)
|
|
|
|
u8 unused16[0x700 - 0x220];
|
|
|
|
u64 mac_debug_ctrl;
|
|
#define MAC_DBG_ACTIVITY_VALUE 0x411040400000000ULL
|
|
|
|
u8 unused17[0x2800 - 0x2708];
|
|
|
|
/* memory controller registers */
|
|
u64 mc_int_status;
|
|
#define MC_INT_STATUS_MC_INT BIT(0)
|
|
u64 mc_int_mask;
|
|
#define MC_INT_MASK_MC_INT BIT(0)
|
|
|
|
u64 mc_err_reg;
|
|
#define MC_ERR_REG_ECC_DB_ERR_L BIT(14)
|
|
#define MC_ERR_REG_ECC_DB_ERR_U BIT(15)
|
|
#define MC_ERR_REG_MIRI_ECC_DB_ERR_0 BIT(18)
|
|
#define MC_ERR_REG_MIRI_ECC_DB_ERR_1 BIT(20)
|
|
#define MC_ERR_REG_MIRI_CRI_ERR_0 BIT(22)
|
|
#define MC_ERR_REG_MIRI_CRI_ERR_1 BIT(23)
|
|
#define MC_ERR_REG_SM_ERR BIT(31)
|
|
#define MC_ERR_REG_ECC_ALL_SNG (BIT(2) | BIT(3) | BIT(4) | BIT(5) |\
|
|
BIT(17) | BIT(19))
|
|
#define MC_ERR_REG_ECC_ALL_DBL (BIT(10) | BIT(11) | BIT(12) |\
|
|
BIT(13) | BIT(18) | BIT(20))
|
|
u64 mc_err_mask;
|
|
u64 mc_err_alarm;
|
|
|
|
u8 unused18[0x100 - 0x28];
|
|
|
|
/* MC configuration */
|
|
u64 rx_queue_cfg;
|
|
#define RX_QUEUE_CFG_Q0_SZ(n) vBIT(n,0,8)
|
|
#define RX_QUEUE_CFG_Q1_SZ(n) vBIT(n,8,8)
|
|
#define RX_QUEUE_CFG_Q2_SZ(n) vBIT(n,16,8)
|
|
#define RX_QUEUE_CFG_Q3_SZ(n) vBIT(n,24,8)
|
|
#define RX_QUEUE_CFG_Q4_SZ(n) vBIT(n,32,8)
|
|
#define RX_QUEUE_CFG_Q5_SZ(n) vBIT(n,40,8)
|
|
#define RX_QUEUE_CFG_Q6_SZ(n) vBIT(n,48,8)
|
|
#define RX_QUEUE_CFG_Q7_SZ(n) vBIT(n,56,8)
|
|
|
|
u64 mc_rldram_mrs;
|
|
#define MC_RLDRAM_QUEUE_SIZE_ENABLE BIT(39)
|
|
#define MC_RLDRAM_MRS_ENABLE BIT(47)
|
|
|
|
u64 mc_rldram_interleave;
|
|
|
|
u64 mc_pause_thresh_q0q3;
|
|
u64 mc_pause_thresh_q4q7;
|
|
|
|
u64 mc_red_thresh_q[8];
|
|
|
|
u8 unused19[0x200 - 0x168];
|
|
u64 mc_rldram_ref_per;
|
|
u8 unused20[0x220 - 0x208];
|
|
u64 mc_rldram_test_ctrl;
|
|
#define MC_RLDRAM_TEST_MODE BIT(47)
|
|
#define MC_RLDRAM_TEST_WRITE BIT(7)
|
|
#define MC_RLDRAM_TEST_GO BIT(15)
|
|
#define MC_RLDRAM_TEST_DONE BIT(23)
|
|
#define MC_RLDRAM_TEST_PASS BIT(31)
|
|
|
|
u8 unused21[0x240 - 0x228];
|
|
u64 mc_rldram_test_add;
|
|
u8 unused22[0x260 - 0x248];
|
|
u64 mc_rldram_test_d0;
|
|
u8 unused23[0x280 - 0x268];
|
|
u64 mc_rldram_test_d1;
|
|
u8 unused24[0x300 - 0x288];
|
|
u64 mc_rldram_test_d2;
|
|
|
|
u8 unused24_1[0x360 - 0x308];
|
|
u64 mc_rldram_ctrl;
|
|
#define MC_RLDRAM_ENABLE_ODT BIT(7)
|
|
|
|
u8 unused24_2[0x640 - 0x368];
|
|
u64 mc_rldram_ref_per_herc;
|
|
#define MC_RLDRAM_SET_REF_PERIOD(val) vBIT(val, 0, 16)
|
|
|
|
u8 unused24_3[0x660 - 0x648];
|
|
u64 mc_rldram_mrs_herc;
|
|
|
|
u8 unused25[0x700 - 0x668];
|
|
u64 mc_debug_ctrl;
|
|
|
|
u8 unused26[0x3000 - 0x2f08];
|
|
|
|
/* XGXG */
|
|
/* XGXS control registers */
|
|
|
|
u64 xgxs_int_status;
|
|
#define XGXS_INT_STATUS_TXGXS BIT(0)
|
|
#define XGXS_INT_STATUS_RXGXS BIT(1)
|
|
u64 xgxs_int_mask;
|
|
#define XGXS_INT_MASK_TXGXS BIT(0)
|
|
#define XGXS_INT_MASK_RXGXS BIT(1)
|
|
|
|
u64 xgxs_txgxs_err_reg;
|
|
#define TXGXS_ECC_DB_ERR BIT(15)
|
|
u64 xgxs_txgxs_err_mask;
|
|
u64 xgxs_txgxs_err_alarm;
|
|
|
|
u64 xgxs_rxgxs_err_reg;
|
|
u64 xgxs_rxgxs_err_mask;
|
|
u64 xgxs_rxgxs_err_alarm;
|
|
|
|
u8 unused27[0x100 - 0x40];
|
|
|
|
u64 xgxs_cfg;
|
|
u64 xgxs_status;
|
|
|
|
u64 xgxs_cfg_key;
|
|
u64 xgxs_efifo_cfg; /* CHANGED */
|
|
u64 rxgxs_ber_0; /* CHANGED */
|
|
u64 rxgxs_ber_1; /* CHANGED */
|
|
|
|
u64 spi_control;
|
|
#define SPI_CONTROL_KEY(key) vBIT(key,0,4)
|
|
#define SPI_CONTROL_BYTECNT(cnt) vBIT(cnt,29,3)
|
|
#define SPI_CONTROL_CMD(cmd) vBIT(cmd,32,8)
|
|
#define SPI_CONTROL_ADDR(addr) vBIT(addr,40,24)
|
|
#define SPI_CONTROL_SEL1 BIT(4)
|
|
#define SPI_CONTROL_REQ BIT(7)
|
|
#define SPI_CONTROL_NACK BIT(5)
|
|
#define SPI_CONTROL_DONE BIT(6)
|
|
u64 spi_data;
|
|
#define SPI_DATA_WRITE(data,len) vBIT(data,0,len)
|
|
};
|
|
|
|
#define XENA_REG_SPACE sizeof(struct XENA_dev_config)
|
|
#define XENA_EEPROM_SPACE (0x01 << 11)
|
|
|
|
#endif /* _REGS_H */
|