| /******************************************************************* |
| * |
| * Copyright (c) 2000 ATecoM GmbH |
| * |
| * The author may be reached at ecd@atecom.com. |
| * |
| * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN |
| * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * 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., |
| * 675 Mass Ave, Cambridge, MA 02139, USA. |
| * |
| *******************************************************************/ |
| |
| #ifndef _IDT77252_H |
| #define _IDT77252_H 1 |
| |
| |
| #include <linux/ptrace.h> |
| #include <linux/skbuff.h> |
| #include <linux/workqueue.h> |
| #include <linux/mutex.h> |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Makros */ |
| /* */ |
| /*****************************************************************************/ |
| #define VPCI2VC(card, vpi, vci) \ |
| (((vpi) << card->vcibits) | ((vci) & card->vcimask)) |
| |
| /*****************************************************************************/ |
| /* */ |
| /* DEBUGGING definitions */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define DBG_RAW_CELL 0x00000400 |
| #define DBG_TINY 0x00000200 |
| #define DBG_GENERAL 0x00000100 |
| #define DBG_XGENERAL 0x00000080 |
| #define DBG_INIT 0x00000040 |
| #define DBG_DEINIT 0x00000020 |
| #define DBG_INTERRUPT 0x00000010 |
| #define DBG_OPEN_CONN 0x00000008 |
| #define DBG_CLOSE_CONN 0x00000004 |
| #define DBG_RX_DATA 0x00000002 |
| #define DBG_TX_DATA 0x00000001 |
| |
| #ifdef CONFIG_ATM_IDT77252_DEBUG |
| |
| #define CPRINTK(args...) do { if (debug & DBG_CLOSE_CONN) printk(args); } while(0) |
| #define OPRINTK(args...) do { if (debug & DBG_OPEN_CONN) printk(args); } while(0) |
| #define IPRINTK(args...) do { if (debug & DBG_INIT) printk(args); } while(0) |
| #define INTPRINTK(args...) do { if (debug & DBG_INTERRUPT) printk(args); } while(0) |
| #define DIPRINTK(args...) do { if (debug & DBG_DEINIT) printk(args); } while(0) |
| #define TXPRINTK(args...) do { if (debug & DBG_TX_DATA) printk(args); } while(0) |
| #define RXPRINTK(args...) do { if (debug & DBG_RX_DATA) printk(args); } while(0) |
| #define XPRINTK(args...) do { if (debug & DBG_XGENERAL) printk(args); } while(0) |
| #define DPRINTK(args...) do { if (debug & DBG_GENERAL) printk(args); } while(0) |
| #define NPRINTK(args...) do { if (debug & DBG_TINY) printk(args); } while(0) |
| #define RPRINTK(args...) do { if (debug & DBG_RAW_CELL) printk(args); } while(0) |
| |
| #else |
| |
| #define CPRINTK(args...) do { } while(0) |
| #define OPRINTK(args...) do { } while(0) |
| #define IPRINTK(args...) do { } while(0) |
| #define INTPRINTK(args...) do { } while(0) |
| #define DIPRINTK(args...) do { } while(0) |
| #define TXPRINTK(args...) do { } while(0) |
| #define RXPRINTK(args...) do { } while(0) |
| #define XPRINTK(args...) do { } while(0) |
| #define DPRINTK(args...) do { } while(0) |
| #define NPRINTK(args...) do { } while(0) |
| #define RPRINTK(args...) do { } while(0) |
| |
| #endif |
| |
| #define SCHED_UBR0 0 |
| #define SCHED_UBR 1 |
| #define SCHED_VBR 2 |
| #define SCHED_ABR 3 |
| #define SCHED_CBR 4 |
| |
| #define SCQFULL_TIMEOUT HZ |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Free Buffer Queue Layout */ |
| /* */ |
| /*****************************************************************************/ |
| #define SAR_FB_SIZE_0 (2048 - 256) |
| #define SAR_FB_SIZE_1 (4096 - 256) |
| #define SAR_FB_SIZE_2 (8192 - 256) |
| #define SAR_FB_SIZE_3 (16384 - 256) |
| |
| #define SAR_FBQ0_LOW 4 |
| #define SAR_FBQ0_HIGH 8 |
| #define SAR_FBQ1_LOW 2 |
| #define SAR_FBQ1_HIGH 4 |
| #define SAR_FBQ2_LOW 1 |
| #define SAR_FBQ2_HIGH 2 |
| #define SAR_FBQ3_LOW 1 |
| #define SAR_FBQ3_HIGH 2 |
| |
| #if 0 |
| #define SAR_TST_RESERVED 44 /* Num TST reserved for UBR/ABR/VBR */ |
| #else |
| #define SAR_TST_RESERVED 0 /* Num TST reserved for UBR/ABR/VBR */ |
| #endif |
| |
| #define TCT_CBR 0x00000000 |
| #define TCT_UBR 0x00000000 |
| #define TCT_VBR 0x40000000 |
| #define TCT_ABR 0x80000000 |
| #define TCT_TYPE 0xc0000000 |
| |
| #define TCT_RR 0x20000000 |
| #define TCT_LMCR 0x08000000 |
| #define TCT_SCD_MASK 0x0007ffff |
| |
| #define TCT_TSIF 0x00004000 |
| #define TCT_HALT 0x80000000 |
| #define TCT_IDLE 0x40000000 |
| #define TCT_FLAG_UBR 0x80000000 |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Structure describing an IDT77252 */ |
| /* */ |
| /*****************************************************************************/ |
| |
| struct scqe |
| { |
| u32 word_1; |
| u32 word_2; |
| u32 word_3; |
| u32 word_4; |
| }; |
| |
| #define SCQ_ENTRIES 64 |
| #define SCQ_SIZE (SCQ_ENTRIES * sizeof(struct scqe)) |
| #define SCQ_MASK (SCQ_SIZE - 1) |
| |
| struct scq_info |
| { |
| struct scqe *base; |
| struct scqe *next; |
| struct scqe *last; |
| dma_addr_t paddr; |
| spinlock_t lock; |
| atomic_t used; |
| unsigned long trans_start; |
| unsigned long scd; |
| spinlock_t skblock; |
| struct sk_buff_head transmit; |
| struct sk_buff_head pending; |
| }; |
| |
| struct rx_pool { |
| struct sk_buff_head queue; |
| unsigned int len; |
| }; |
| |
| struct aal1 { |
| unsigned int total; |
| unsigned int count; |
| struct sk_buff *data; |
| unsigned char sequence; |
| }; |
| |
| struct vc_map; |
| |
| struct rate_estimator { |
| struct timer_list timer; |
| unsigned int interval; |
| unsigned int ewma_log; |
| u64 cells; |
| u64 last_cells; |
| long avcps; |
| u32 cps; |
| u32 maxcps; |
| struct vc_map *vc; |
| }; |
| |
| struct vc_map { |
| unsigned int index; |
| unsigned long flags; |
| #define VCF_TX 0 |
| #define VCF_RX 1 |
| #define VCF_IDLE 2 |
| #define VCF_RSV 3 |
| unsigned int class; |
| u8 init_er; |
| u8 lacr; |
| u8 max_er; |
| unsigned int ntste; |
| spinlock_t lock; |
| struct atm_vcc *tx_vcc; |
| struct atm_vcc *rx_vcc; |
| struct idt77252_dev *card; |
| struct scq_info *scq; /* To keep track of the SCQ */ |
| struct rate_estimator *estimator; |
| int scd_index; |
| union { |
| struct rx_pool rx_pool; |
| struct aal1 aal1; |
| } rcv; |
| }; |
| |
| /*****************************************************************************/ |
| /* */ |
| /* RCTE - Receive Connection Table Entry */ |
| /* */ |
| /*****************************************************************************/ |
| |
| struct rct_entry |
| { |
| u32 word_1; |
| u32 buffer_handle; |
| u32 dma_address; |
| u32 aal5_crc32; |
| }; |
| |
| /*****************************************************************************/ |
| /* */ |
| /* RSQ - Receive Status Queue */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_RSQE_VALID 0x80000000 |
| #define SAR_RSQE_IDLE 0x40000000 |
| #define SAR_RSQE_BUF_MASK 0x00030000 |
| #define SAR_RSQE_BUF_ASGN 0x00008000 |
| #define SAR_RSQE_NZGFC 0x00004000 |
| #define SAR_RSQE_EPDU 0x00002000 |
| #define SAR_RSQE_BUF_CONT 0x00001000 |
| #define SAR_RSQE_EFCIE 0x00000800 |
| #define SAR_RSQE_CLP 0x00000400 |
| #define SAR_RSQE_CRC 0x00000200 |
| #define SAR_RSQE_CELLCNT 0x000001FF |
| |
| |
| #define RSQSIZE 8192 |
| #define RSQ_NUM_ENTRIES (RSQSIZE / 16) |
| #define RSQ_ALIGNMENT 8192 |
| |
| struct rsq_entry { |
| u32 word_1; |
| u32 word_2; |
| u32 word_3; |
| u32 word_4; |
| }; |
| |
| struct rsq_info { |
| struct rsq_entry *base; |
| struct rsq_entry *next; |
| struct rsq_entry *last; |
| dma_addr_t paddr; |
| }; |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* TSQ - Transmit Status Queue */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_TSQE_INVALID 0x80000000 |
| #define SAR_TSQE_TIMESTAMP 0x00FFFFFF |
| #define SAR_TSQE_TYPE 0x60000000 |
| #define SAR_TSQE_TYPE_TIMER 0x00000000 |
| #define SAR_TSQE_TYPE_TSR 0x20000000 |
| #define SAR_TSQE_TYPE_IDLE 0x40000000 |
| #define SAR_TSQE_TYPE_TBD_COMP 0x60000000 |
| |
| #define SAR_TSQE_TAG(stat) (((stat) >> 24) & 0x1f) |
| |
| #define TSQSIZE 8192 |
| #define TSQ_NUM_ENTRIES 1024 |
| #define TSQ_ALIGNMENT 8192 |
| |
| struct tsq_entry |
| { |
| u32 word_1; |
| u32 word_2; |
| }; |
| |
| struct tsq_info |
| { |
| struct tsq_entry *base; |
| struct tsq_entry *next; |
| struct tsq_entry *last; |
| dma_addr_t paddr; |
| }; |
| |
| struct tst_info |
| { |
| struct vc_map *vc; |
| u32 tste; |
| }; |
| |
| #define TSTE_MASK 0x601fffff |
| |
| #define TSTE_OPC_MASK 0x60000000 |
| #define TSTE_OPC_NULL 0x00000000 |
| #define TSTE_OPC_CBR 0x20000000 |
| #define TSTE_OPC_VAR 0x40000000 |
| #define TSTE_OPC_JMP 0x60000000 |
| |
| #define TSTE_PUSH_IDLE 0x01000000 |
| #define TSTE_PUSH_ACTIVE 0x02000000 |
| |
| #define TST_SWITCH_DONE 0 |
| #define TST_SWITCH_PENDING 1 |
| #define TST_SWITCH_WAIT 2 |
| |
| #define FBQ_SHIFT 9 |
| #define FBQ_SIZE (1 << FBQ_SHIFT) |
| #define FBQ_MASK (FBQ_SIZE - 1) |
| |
| struct sb_pool |
| { |
| unsigned int index; |
| struct sk_buff *skb[FBQ_SIZE]; |
| }; |
| |
| #define POOL_HANDLE(queue, index) (((queue + 1) << 16) | (index)) |
| #define POOL_QUEUE(handle) (((handle) >> 16) - 1) |
| #define POOL_INDEX(handle) ((handle) & 0xffff) |
| |
| struct idt77252_dev |
| { |
| struct tsq_info tsq; /* Transmit Status Queue */ |
| struct rsq_info rsq; /* Receive Status Queue */ |
| |
| struct pci_dev *pcidev; /* PCI handle (desriptor) */ |
| struct atm_dev *atmdev; /* ATM device desriptor */ |
| |
| void __iomem *membase; /* SAR's memory base address */ |
| unsigned long srambase; /* SAR's sram base address */ |
| void __iomem *fbq[4]; /* FBQ fill addresses */ |
| |
| struct mutex mutex; |
| spinlock_t cmd_lock; /* for r/w utility/sram */ |
| |
| unsigned long softstat; |
| unsigned long flags; /* see blow */ |
| |
| struct work_struct tqueue; |
| |
| unsigned long tct_base; /* TCT base address in SRAM */ |
| unsigned long rct_base; /* RCT base address in SRAM */ |
| unsigned long rt_base; /* Rate Table base in SRAM */ |
| unsigned long scd_base; /* SCD base address in SRAM */ |
| unsigned long tst[2]; /* TST base address in SRAM */ |
| unsigned long abrst_base; /* ABRST base address in SRAM */ |
| unsigned long fifo_base; /* RX FIFO base in SRAM */ |
| |
| unsigned long irqstat[16]; |
| |
| unsigned int sramsize; /* SAR's sram size */ |
| |
| unsigned int tct_size; /* total TCT entries */ |
| unsigned int rct_size; /* total RCT entries */ |
| unsigned int scd_size; /* length of SCD */ |
| unsigned int tst_size; /* total TST entries */ |
| unsigned int tst_free; /* free TSTEs in TST */ |
| unsigned int abrst_size; /* size of ABRST in words */ |
| unsigned int fifo_size; /* size of RX FIFO in words */ |
| |
| unsigned int vpibits; /* Bits used for VPI index */ |
| unsigned int vcibits; /* Bits used for VCI index */ |
| unsigned int vcimask; /* Mask for VCI index */ |
| |
| unsigned int utopia_pcr; /* Utopia Itf's Cell Rate */ |
| unsigned int link_pcr; /* PHY's Peek Cell Rate */ |
| |
| struct vc_map **vcs; /* Open Connections */ |
| struct vc_map **scd2vc; /* SCD to Connection map */ |
| |
| struct tst_info *soft_tst; /* TST to Connection map */ |
| unsigned int tst_index; /* Current TST in use */ |
| struct timer_list tst_timer; |
| spinlock_t tst_lock; |
| unsigned long tst_state; |
| |
| struct sb_pool sbpool[4]; /* Pool of RX skbuffs */ |
| struct sk_buff *raw_cell_head; /* Pointer to raw cell queue */ |
| u32 *raw_cell_hnd; /* Pointer to RCQ handle */ |
| dma_addr_t raw_cell_paddr; |
| |
| int index; /* SAR's ID */ |
| int revision; /* chip revision */ |
| |
| char name[16]; /* Device name */ |
| |
| struct idt77252_dev *next; |
| }; |
| |
| |
| /* definition for flag field above */ |
| #define IDT77252_BIT_INIT 1 |
| #define IDT77252_BIT_INTERRUPT 2 |
| |
| |
| #define ATM_CELL_PAYLOAD 48 |
| |
| #define FREEBUF_ALIGNMENT 16 |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Makros */ |
| /* */ |
| /*****************************************************************************/ |
| #define ALIGN_ADDRESS(addr, alignment) \ |
| ((((u32)(addr)) + (((u32)(alignment))-1)) & ~(((u32)(alignment)) - 1)) |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* ABR SAR Network operation Register */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_REG_DR0 (card->membase + 0x00) |
| #define SAR_REG_DR1 (card->membase + 0x04) |
| #define SAR_REG_DR2 (card->membase + 0x08) |
| #define SAR_REG_DR3 (card->membase + 0x0C) |
| #define SAR_REG_CMD (card->membase + 0x10) |
| #define SAR_REG_CFG (card->membase + 0x14) |
| #define SAR_REG_STAT (card->membase + 0x18) |
| #define SAR_REG_RSQB (card->membase + 0x1C) |
| #define SAR_REG_RSQT (card->membase + 0x20) |
| #define SAR_REG_RSQH (card->membase + 0x24) |
| #define SAR_REG_CDC (card->membase + 0x28) |
| #define SAR_REG_VPEC (card->membase + 0x2C) |
| #define SAR_REG_ICC (card->membase + 0x30) |
| #define SAR_REG_RAWCT (card->membase + 0x34) |
| #define SAR_REG_TMR (card->membase + 0x38) |
| #define SAR_REG_TSTB (card->membase + 0x3C) |
| #define SAR_REG_TSQB (card->membase + 0x40) |
| #define SAR_REG_TSQT (card->membase + 0x44) |
| #define SAR_REG_TSQH (card->membase + 0x48) |
| #define SAR_REG_GP (card->membase + 0x4C) |
| #define SAR_REG_VPM (card->membase + 0x50) |
| #define SAR_REG_RXFD (card->membase + 0x54) |
| #define SAR_REG_RXFT (card->membase + 0x58) |
| #define SAR_REG_RXFH (card->membase + 0x5C) |
| #define SAR_REG_RAWHND (card->membase + 0x60) |
| #define SAR_REG_RXSTAT (card->membase + 0x64) |
| #define SAR_REG_ABRSTD (card->membase + 0x68) |
| #define SAR_REG_ABRRQ (card->membase + 0x6C) |
| #define SAR_REG_VBRRQ (card->membase + 0x70) |
| #define SAR_REG_RTBL (card->membase + 0x74) |
| #define SAR_REG_MDFCT (card->membase + 0x78) |
| #define SAR_REG_TXSTAT (card->membase + 0x7C) |
| #define SAR_REG_TCMDQ (card->membase + 0x80) |
| #define SAR_REG_IRCP (card->membase + 0x84) |
| #define SAR_REG_FBQP0 (card->membase + 0x88) |
| #define SAR_REG_FBQP1 (card->membase + 0x8C) |
| #define SAR_REG_FBQP2 (card->membase + 0x90) |
| #define SAR_REG_FBQP3 (card->membase + 0x94) |
| #define SAR_REG_FBQS0 (card->membase + 0x98) |
| #define SAR_REG_FBQS1 (card->membase + 0x9C) |
| #define SAR_REG_FBQS2 (card->membase + 0xA0) |
| #define SAR_REG_FBQS3 (card->membase + 0xA4) |
| #define SAR_REG_FBQWP0 (card->membase + 0xA8) |
| #define SAR_REG_FBQWP1 (card->membase + 0xAC) |
| #define SAR_REG_FBQWP2 (card->membase + 0xB0) |
| #define SAR_REG_FBQWP3 (card->membase + 0xB4) |
| #define SAR_REG_NOW (card->membase + 0xB8) |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Commands */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_CMD_NO_OPERATION 0x00000000 |
| #define SAR_CMD_OPENCLOSE_CONNECTION 0x20000000 |
| #define SAR_CMD_WRITE_SRAM 0x40000000 |
| #define SAR_CMD_READ_SRAM 0x50000000 |
| #define SAR_CMD_READ_UTILITY 0x80000000 |
| #define SAR_CMD_WRITE_UTILITY 0x90000000 |
| |
| #define SAR_CMD_OPEN_CONNECTION (SAR_CMD_OPENCLOSE_CONNECTION | 0x00080000) |
| #define SAR_CMD_CLOSE_CONNECTION SAR_CMD_OPENCLOSE_CONNECTION |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Configuration Register bits */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_CFG_SWRST 0x80000000 /* Software reset */ |
| #define SAR_CFG_LOOP 0x40000000 /* Internal Loopback */ |
| #define SAR_CFG_RXPTH 0x20000000 /* Receive Path Enable */ |
| #define SAR_CFG_IDLE_CLP 0x10000000 /* SAR set CLP Bits of Null Cells */ |
| #define SAR_CFG_TX_FIFO_SIZE_1 0x04000000 /* TX FIFO Size = 1 cell */ |
| #define SAR_CFG_TX_FIFO_SIZE_2 0x08000000 /* TX FIFO Size = 2 cells */ |
| #define SAR_CFG_TX_FIFO_SIZE_4 0x0C000000 /* TX FIFO Size = 4 cells */ |
| #define SAR_CFG_TX_FIFO_SIZE_9 0x00000000 /* TX FIFO Size = 9 cells (full) */ |
| #define SAR_CFG_NO_IDLE 0x02000000 /* SAR sends no Null Cells */ |
| #define SAR_CFG_RSVD1 0x01000000 /* Reserved */ |
| #define SAR_CFG_RXSTQ_SIZE_2k 0x00000000 /* RX Stat Queue Size = 2048 byte */ |
| #define SAR_CFG_RXSTQ_SIZE_4k 0x00400000 /* RX Stat Queue Size = 4096 byte */ |
| #define SAR_CFG_RXSTQ_SIZE_8k 0x00800000 /* RX Stat Queue Size = 8192 byte */ |
| #define SAR_CFG_RXSTQ_SIZE_R 0x00C00000 /* RX Stat Queue Size = reserved */ |
| #define SAR_CFG_ICAPT 0x00200000 /* accept Invalid Cells */ |
| #define SAR_CFG_IGGFC 0x00100000 /* Ignore GFC */ |
| #define SAR_CFG_VPVCS_0 0x00000000 /* VPI/VCI Select bit range */ |
| #define SAR_CFG_VPVCS_1 0x00040000 /* VPI/VCI Select bit range */ |
| #define SAR_CFG_VPVCS_2 0x00080000 /* VPI/VCI Select bit range */ |
| #define SAR_CFG_VPVCS_8 0x000C0000 /* VPI/VCI Select bit range */ |
| #define SAR_CFG_CNTBL_1k 0x00000000 /* Connection Table Size */ |
| #define SAR_CFG_CNTBL_4k 0x00010000 /* Connection Table Size */ |
| #define SAR_CFG_CNTBL_16k 0x00020000 /* Connection Table Size */ |
| #define SAR_CFG_CNTBL_512 0x00030000 /* Connection Table Size */ |
| #define SAR_CFG_VPECA 0x00008000 /* VPI/VCI Error Cell Accept */ |
| #define SAR_CFG_RXINT_NOINT 0x00000000 /* No Interrupt on PDU received */ |
| #define SAR_CFG_RXINT_NODELAY 0x00001000 /* Interrupt without delay to host*/ |
| #define SAR_CFG_RXINT_256US 0x00002000 /* Interrupt with delay 256 usec */ |
| #define SAR_CFG_RXINT_505US 0x00003000 /* Interrupt with delay 505 usec */ |
| #define SAR_CFG_RXINT_742US 0x00004000 /* Interrupt with delay 742 usec */ |
| #define SAR_CFG_RAWIE 0x00000800 /* Raw Cell Queue Interrupt Enable*/ |
| #define SAR_CFG_RQFIE 0x00000400 /* RSQ Almost Full Int Enable */ |
| #define SAR_CFG_RSVD2 0x00000200 /* Reserved */ |
| #define SAR_CFG_CACHE 0x00000100 /* DMA on Cache Line Boundary */ |
| #define SAR_CFG_TMOIE 0x00000080 /* Timer Roll Over Int Enable */ |
| #define SAR_CFG_FBIE 0x00000040 /* Free Buffer Queue Int Enable */ |
| #define SAR_CFG_TXEN 0x00000020 /* Transmit Operation Enable */ |
| #define SAR_CFG_TXINT 0x00000010 /* Transmit status Int Enable */ |
| #define SAR_CFG_TXUIE 0x00000008 /* Transmit underrun Int Enable */ |
| #define SAR_CFG_UMODE 0x00000004 /* Utopia Mode Select */ |
| #define SAR_CFG_TXSFI 0x00000002 /* Transmit status Full Int Enable*/ |
| #define SAR_CFG_PHYIE 0x00000001 /* PHY Interrupt Enable */ |
| |
| #define SAR_CFG_TX_FIFO_SIZE_MASK 0x0C000000 /* TX FIFO Size Mask */ |
| #define SAR_CFG_RXSTQSIZE_MASK 0x00C00000 |
| #define SAR_CFG_CNTBL_MASK 0x00030000 |
| #define SAR_CFG_RXINT_MASK 0x00007000 |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Status Register bits */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_STAT_FRAC_3 0xF0000000 /* Fraction of Free Buffer Queue 3 */ |
| #define SAR_STAT_FRAC_2 0x0F000000 /* Fraction of Free Buffer Queue 2 */ |
| #define SAR_STAT_FRAC_1 0x00F00000 /* Fraction of Free Buffer Queue 1 */ |
| #define SAR_STAT_FRAC_0 0x000F0000 /* Fraction of Free Buffer Queue 0 */ |
| #define SAR_STAT_TSIF 0x00008000 /* Transmit Status Indicator */ |
| #define SAR_STAT_TXICP 0x00004000 /* Transmit Status Indicator */ |
| #define SAR_STAT_RSVD1 0x00002000 /* Reserved */ |
| #define SAR_STAT_TSQF 0x00001000 /* Transmit Status Queue full */ |
| #define SAR_STAT_TMROF 0x00000800 /* Timer overflow */ |
| #define SAR_STAT_PHYI 0x00000400 /* PHY device Interrupt flag */ |
| #define SAR_STAT_CMDBZ 0x00000200 /* ABR SAR Command Busy Flag */ |
| #define SAR_STAT_FBQ3A 0x00000100 /* Free Buffer Queue 3 Attention */ |
| #define SAR_STAT_FBQ2A 0x00000080 /* Free Buffer Queue 2 Attention */ |
| #define SAR_STAT_RSQF 0x00000040 /* Receive Status Queue full */ |
| #define SAR_STAT_EPDU 0x00000020 /* End Of PDU Flag */ |
| #define SAR_STAT_RAWCF 0x00000010 /* Raw Cell Flag */ |
| #define SAR_STAT_FBQ1A 0x00000008 /* Free Buffer Queue 1 Attention */ |
| #define SAR_STAT_FBQ0A 0x00000004 /* Free Buffer Queue 0 Attention */ |
| #define SAR_STAT_RSQAF 0x00000002 /* Receive Status Queue almost full*/ |
| #define SAR_STAT_RSVD2 0x00000001 /* Reserved */ |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* General Purpose Register bits */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_GP_TXNCC_MASK 0xff000000 /* Transmit Negative Credit Count */ |
| #define SAR_GP_EEDI 0x00010000 /* EEPROM Data In */ |
| #define SAR_GP_BIGE 0x00008000 /* Big Endian Operation */ |
| #define SAR_GP_RM_NORMAL 0x00000000 /* Normal handling of RM cells */ |
| #define SAR_GP_RM_TO_RCQ 0x00002000 /* put RM cells into Raw Cell Queue */ |
| #define SAR_GP_RM_RSVD 0x00004000 /* Reserved */ |
| #define SAR_GP_RM_INHIBIT 0x00006000 /* Inhibit update of Connection tab */ |
| #define SAR_GP_PHY_RESET 0x00000008 /* PHY Reset */ |
| #define SAR_GP_EESCLK 0x00000004 /* EEPROM SCLK */ |
| #define SAR_GP_EECS 0x00000002 /* EEPROM Chip Select */ |
| #define SAR_GP_EEDO 0x00000001 /* EEPROM Data Out */ |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* SAR local SRAM layout for 128k work SRAM */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_SRAM_SCD_SIZE 12 |
| #define SAR_SRAM_TCT_SIZE 8 |
| #define SAR_SRAM_RCT_SIZE 4 |
| |
| #define SAR_SRAM_TCT_128_BASE 0x00000 |
| #define SAR_SRAM_TCT_128_TOP 0x01fff |
| #define SAR_SRAM_RCT_128_BASE 0x02000 |
| #define SAR_SRAM_RCT_128_TOP 0x02fff |
| #define SAR_SRAM_FB0_128_BASE 0x03000 |
| #define SAR_SRAM_FB0_128_TOP 0x033ff |
| #define SAR_SRAM_FB1_128_BASE 0x03400 |
| #define SAR_SRAM_FB1_128_TOP 0x037ff |
| #define SAR_SRAM_FB2_128_BASE 0x03800 |
| #define SAR_SRAM_FB2_128_TOP 0x03bff |
| #define SAR_SRAM_FB3_128_BASE 0x03c00 |
| #define SAR_SRAM_FB3_128_TOP 0x03fff |
| #define SAR_SRAM_SCD_128_BASE 0x04000 |
| #define SAR_SRAM_SCD_128_TOP 0x07fff |
| #define SAR_SRAM_TST1_128_BASE 0x08000 |
| #define SAR_SRAM_TST1_128_TOP 0x0bfff |
| #define SAR_SRAM_TST2_128_BASE 0x0c000 |
| #define SAR_SRAM_TST2_128_TOP 0x0ffff |
| #define SAR_SRAM_ABRSTD_128_BASE 0x10000 |
| #define SAR_SRAM_ABRSTD_128_TOP 0x13fff |
| #define SAR_SRAM_RT_128_BASE 0x14000 |
| #define SAR_SRAM_RT_128_TOP 0x15fff |
| |
| #define SAR_SRAM_FIFO_128_BASE 0x18000 |
| #define SAR_SRAM_FIFO_128_TOP 0x1ffff |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* SAR local SRAM layout for 32k work SRAM */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_SRAM_TCT_32_BASE 0x00000 |
| #define SAR_SRAM_TCT_32_TOP 0x00fff |
| #define SAR_SRAM_RCT_32_BASE 0x01000 |
| #define SAR_SRAM_RCT_32_TOP 0x017ff |
| #define SAR_SRAM_FB0_32_BASE 0x01800 |
| #define SAR_SRAM_FB0_32_TOP 0x01bff |
| #define SAR_SRAM_FB1_32_BASE 0x01c00 |
| #define SAR_SRAM_FB1_32_TOP 0x01fff |
| #define SAR_SRAM_FB2_32_BASE 0x02000 |
| #define SAR_SRAM_FB2_32_TOP 0x023ff |
| #define SAR_SRAM_FB3_32_BASE 0x02400 |
| #define SAR_SRAM_FB3_32_TOP 0x027ff |
| #define SAR_SRAM_SCD_32_BASE 0x02800 |
| #define SAR_SRAM_SCD_32_TOP 0x03fff |
| #define SAR_SRAM_TST1_32_BASE 0x04000 |
| #define SAR_SRAM_TST1_32_TOP 0x04fff |
| #define SAR_SRAM_TST2_32_BASE 0x05000 |
| #define SAR_SRAM_TST2_32_TOP 0x05fff |
| #define SAR_SRAM_ABRSTD_32_BASE 0x06000 |
| #define SAR_SRAM_ABRSTD_32_TOP 0x067ff |
| #define SAR_SRAM_RT_32_BASE 0x06800 |
| #define SAR_SRAM_RT_32_TOP 0x06fff |
| #define SAR_SRAM_FIFO_32_BASE 0x07000 |
| #define SAR_SRAM_FIFO_32_TOP 0x07fff |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* TSR - Transmit Status Request */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_TSR_TYPE_TSR 0x80000000 |
| #define SAR_TSR_TYPE_TBD 0x00000000 |
| #define SAR_TSR_TSIF 0x20000000 |
| #define SAR_TSR_TAG_MASK 0x01F00000 |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* TBD - Transmit Buffer Descriptor */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_TBD_EPDU 0x40000000 |
| #define SAR_TBD_TSIF 0x20000000 |
| #define SAR_TBD_OAM 0x10000000 |
| #define SAR_TBD_AAL0 0x00000000 |
| #define SAR_TBD_AAL34 0x04000000 |
| #define SAR_TBD_AAL5 0x08000000 |
| #define SAR_TBD_GTSI 0x02000000 |
| #define SAR_TBD_TAG_MASK 0x01F00000 |
| |
| #define SAR_TBD_VPI_MASK 0x0FF00000 |
| #define SAR_TBD_VCI_MASK 0x000FFFF0 |
| #define SAR_TBD_VC_MASK (SAR_TBD_VPI_MASK | SAR_TBD_VCI_MASK) |
| |
| #define SAR_TBD_VPI_SHIFT 20 |
| #define SAR_TBD_VCI_SHIFT 4 |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* RXFD - Receive FIFO Descriptor */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_RXFD_SIZE_MASK 0x0F000000 |
| #define SAR_RXFD_SIZE_512 0x00000000 /* 512 words */ |
| #define SAR_RXFD_SIZE_1K 0x01000000 /* 1k words */ |
| #define SAR_RXFD_SIZE_2K 0x02000000 /* 2k words */ |
| #define SAR_RXFD_SIZE_4K 0x03000000 /* 4k words */ |
| #define SAR_RXFD_SIZE_8K 0x04000000 /* 8k words */ |
| #define SAR_RXFD_SIZE_16K 0x05000000 /* 16k words */ |
| #define SAR_RXFD_SIZE_32K 0x06000000 /* 32k words */ |
| #define SAR_RXFD_SIZE_64K 0x07000000 /* 64k words */ |
| #define SAR_RXFD_SIZE_128K 0x08000000 /* 128k words */ |
| #define SAR_RXFD_SIZE_256K 0x09000000 /* 256k words */ |
| #define SAR_RXFD_ADDR_MASK 0x001ffc00 |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* ABRSTD - ABR + VBR Schedule Tables */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_ABRSTD_SIZE_MASK 0x07000000 |
| #define SAR_ABRSTD_SIZE_512 0x00000000 /* 512 words */ |
| #define SAR_ABRSTD_SIZE_1K 0x01000000 /* 1k words */ |
| #define SAR_ABRSTD_SIZE_2K 0x02000000 /* 2k words */ |
| #define SAR_ABRSTD_SIZE_4K 0x03000000 /* 4k words */ |
| #define SAR_ABRSTD_SIZE_8K 0x04000000 /* 8k words */ |
| #define SAR_ABRSTD_SIZE_16K 0x05000000 /* 16k words */ |
| #define SAR_ABRSTD_ADDR_MASK 0x001ffc00 |
| |
| |
| /*****************************************************************************/ |
| /* */ |
| /* RCTE - Receive Connection Table Entry */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #define SAR_RCTE_IL_MASK 0xE0000000 /* inactivity limit */ |
| #define SAR_RCTE_IC_MASK 0x1C000000 /* inactivity count */ |
| #define SAR_RCTE_RSVD 0x02000000 /* reserved */ |
| #define SAR_RCTE_LCD 0x01000000 /* last cell data */ |
| #define SAR_RCTE_CI_VC 0x00800000 /* EFCI in previous cell of VC */ |
| #define SAR_RCTE_FBP_01 0x00000000 /* 1. cell->FBQ0, others->FBQ1 */ |
| #define SAR_RCTE_FBP_1 0x00200000 /* use FBQ 1 for all cells */ |
| #define SAR_RCTE_FBP_2 0x00400000 /* use FBQ 2 for all cells */ |
| #define SAR_RCTE_FBP_3 0x00600000 /* use FBQ 3 for all cells */ |
| #define SAR_RCTE_NZ_GFC 0x00100000 /* non zero GFC in all cell of VC */ |
| #define SAR_RCTE_CONNECTOPEN 0x00080000 /* VC is open */ |
| #define SAR_RCTE_AAL_MASK 0x00070000 /* mask for AAL type field s.b. */ |
| #define SAR_RCTE_RAWCELLINTEN 0x00008000 /* raw cell interrupt enable */ |
| #define SAR_RCTE_RXCONCELLADDR 0x00004000 /* RX constant cell address */ |
| #define SAR_RCTE_BUFFSTAT_MASK 0x00003000 /* buffer status */ |
| #define SAR_RCTE_EFCI 0x00000800 /* EFCI Congestion flag */ |
| #define SAR_RCTE_CLP 0x00000400 /* Cell Loss Priority flag */ |
| #define SAR_RCTE_CRC 0x00000200 /* Received CRC Error */ |
| #define SAR_RCTE_CELLCNT_MASK 0x000001FF /* cell Count */ |
| |
| #define SAR_RCTE_AAL0 0x00000000 /* AAL types for ALL field */ |
| #define SAR_RCTE_AAL34 0x00010000 |
| #define SAR_RCTE_AAL5 0x00020000 |
| #define SAR_RCTE_RCQ 0x00030000 |
| #define SAR_RCTE_OAM 0x00040000 |
| |
| #define TCMDQ_START 0x01000000 |
| #define TCMDQ_LACR 0x02000000 |
| #define TCMDQ_START_LACR 0x03000000 |
| #define TCMDQ_INIT_ER 0x04000000 |
| #define TCMDQ_HALT 0x05000000 |
| |
| |
| struct idt77252_skb_prv { |
| struct scqe tbd; /* Transmit Buffer Descriptor */ |
| dma_addr_t paddr; /* DMA handle */ |
| u32 pool; /* sb_pool handle */ |
| }; |
| |
| #define IDT77252_PRV_TBD(skb) \ |
| (((struct idt77252_skb_prv *)(ATM_SKB(skb)+1))->tbd) |
| #define IDT77252_PRV_PADDR(skb) \ |
| (((struct idt77252_skb_prv *)(ATM_SKB(skb)+1))->paddr) |
| #define IDT77252_PRV_POOL(skb) \ |
| (((struct idt77252_skb_prv *)(ATM_SKB(skb)+1))->pool) |
| |
| /*****************************************************************************/ |
| /* */ |
| /* PCI related items */ |
| /* */ |
| /*****************************************************************************/ |
| |
| #ifndef PCI_VENDOR_ID_IDT |
| #define PCI_VENDOR_ID_IDT 0x111D |
| #endif /* PCI_VENDOR_ID_IDT */ |
| |
| #ifndef PCI_DEVICE_ID_IDT_IDT77252 |
| #define PCI_DEVICE_ID_IDT_IDT77252 0x0003 |
| #endif /* PCI_DEVICE_ID_IDT_IDT772052 */ |
| |
| |
| #endif /* !(_IDT77252_H) */ |
