patch-2.3.99-pre4 linux/include/linux/ibmtr.h

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diff -u --recursive --new-file v2.3.99-pre3/linux/include/linux/ibmtr.h linux/include/linux/ibmtr.h
@@ -0,0 +1,454 @@
+/* Definitions for an IBM Token Ring card. */
+/* This file is distributed under the GNU GPL   */
+
+/* ported to the Alpha architecture 02/20/96 (just used the HZ macro) */
+
+#define TR_RETRY_INTERVAL (5*HZ) /* 500 on PC = 5 s */
+#define TR_RESET_INTERVAL (HZ/20) /* 5 on PC = 50 ms */
+#define TR_BUSY_INTERVAL (HZ/5) /* 5 on PC = 200 ms */
+#define TR_SPIN_INTERVAL (3*HZ) /* 3 seconds before init timeout */
+#define TR_RETRIES 6            /* number of open retries */ 
+
+#define TR_ISA 1
+#define TR_MCA 2
+#define TR_ISAPNP 3
+#define NOTOK 0
+#define TOKDEBUG 1
+
+#define IBMTR_SHARED_RAM_SIZE 0x10000
+#define IBMTR_IO_EXTENT 4
+#define IBMTR_MAX_ADAPTERS 2
+
+#define CHANNEL_ID      0X1F30
+#define AIP             0X1F00
+#define AIPCHKSUM1      0X1F60
+#define AIPCHKSUM2      0X1FF0
+#define AIPADAPTYPE     0X1FA0
+#define AIPDATARATE     0X1FA2
+#define AIPEARLYTOKEN   0X1FA4
+#define AIPAVAILSHRAM   0X1FA6
+#define AIPSHRAMPAGE    0X1FA8
+#define AIP4MBDHB       0X1FAA
+#define AIP16MBDHB      0X1FAC
+#define AIPFID		0X1FBA
+
+/* Note, 0xA20 == 0x220 since motherboard decodes 10 bits.  I left everything
+   the way my documentation had it, ie: 0x0A20.     */
+#define ADAPTINTCNTRL   0x02f0  /* Adapter interrupt control */
+#define ADAPTRESET      0x1     /* Control Adapter reset (add to base) */
+#define ADAPTRESETREL   0x2     /* Release Adapter from reset ( """)  */
+#define ADAPTINTREL	0x3 	/* Adapter interrupt release */
+
+#define MMIOStartLocP   0x0a20  /* Primary adapter's starting MMIO area */
+#define MMIOStartLocA   0x0a24  /* Alternate adapter's starting MMIO area */
+
+#define GLOBAL_INT_ENABLE 0x02f0
+
+/* MMIO bits 0-4 select register */
+#define RRR_EVEN        0x00    /* Shared RAM relocation registers - even and odd */
+/* Used to set the starting address of shared RAM  */
+/* Bits 1 through 7 of this register map to bits 13 through 19 of the shared RAM address.*/
+/* ie: 0x02 sets RAM address to ...ato!  issy su wazzoo !! GODZILLA!!! */
+#define RRR_ODD         0x01
+/* Bits 2 and 3 of this register can be read to determine shared RAM size */
+/* 00 for 8k, 01 for 16k, 10 for 32k, 11 for 64k  */
+#define WRBR_EVEN       0x02    /* Write region base registers - even and odd */
+#define WRBR_ODD        0x03
+#define WWOR_EVEN       0x04    /* Write window open registers - even and odd */
+#define WWOR_ODD        0x05
+#define WWCR_EVEN       0x06    /* Write window close registers - even and odd */
+#define WWCR_ODD        0x07
+
+/* Interrupt status registers - PC system  - even and odd */
+#define ISRP_EVEN       0x08
+
+#define TCR_INT 0x10    /* Bit 4 - Timer interrupt.  The TVR_EVEN timer has
+                                                                   expired. */
+#define ERR_INT 0x08    /* Bit 3 - Error interrupt.  The adapter has had an
+                                                                   internal error. */
+#define ACCESS_INT 0x04    /* Bit 2 - Access interrupt.  You have attempted to
+                                                           write to an invalid area of shared RAM or an invalid
+                                                                   register within the MMIO. */
+/*      In addition, the following bits within ISRP_EVEN can be turned on or off by you */
+/*      to control the interrupt processing:   */
+#define INT_IRQ 0x80    /* Bit 7 - If 0 the adapter will issue a CHCK, if 1 and
+                                                              IRQ.  This should normally be set (by you) to 1.  */
+#define INT_ENABLE 0x40 /* Bit 6 - Interrupt enable.  If 0, no interrupts will
+                                                                   occur.  If 1, interrupts will occur normally.
+                                                                   Normally set to 1.  */
+/* Bit 0 - Primary or alternate adapter.  Set to zero if this adapter is the primary adapter,*/
+/*         1 if this adapter is the alternate adapter. */
+
+
+#define ISRP_ODD        0x09
+
+#define ADAP_CHK_INT 0x40 /* Bit 6 - Adapter check.  the adapter has
+                             encountered a serious problem and has closed
+                             itself.  Whoa.  */
+#define SRB_RESP_INT 0x20 /* Bit 5 - SRB response.  The adapter has accepted
+                             an SRB request and set the return code within
+                             the SRB. */
+#define ASB_FREE_INT 0x10 /* Bit 4 - ASB free.  The adapter has read the ASB
+                                                                          and this area can be safely reused. This interrupt
+                                                                          is only used if your application has set the ASB
+                                                                          free request bit in ISRA_ODD or if an error was
+                                                                detected in your response. */
+#define ARB_CMD_INT  0x08 /* Bit 3 - ARB command.  The adapter has given you a
+                                                                          command for action.  The command is located in the
+                                                                          ARB area of shared memory. */
+#define SSB_RESP_INT 0x04 /* Bit 2 - SSB response.  The adapter has posted a
+                                                                          response to your SRB (the response is located in
+                                                                          the SSB area of shared memory). */
+/* Bit 1 - Bridge frame forward complete. */
+
+
+
+#define ISRA_EVEN       0x0A    /* Interrupt status registers - adapter  - even and odd */
+/* Bit 7 - Internal parity error (on adapter's internal bus) */
+/* Bit 6 - Timer interrupt pending */
+/* Bit 5 - Access interrupt (attempt by adapter to access illegal address) */
+/* Bit 4 - Adapter microcode problem (microcode dead-man timer expired) */
+/* Bit 3 - Adapter processor check status */
+/* Bit 2 - Reserved */
+/* Bit 1 - Adapter hardware interrupt mask (prevents internal interrupts) */
+/* Bit 0 - Adapter software interrupt mask (prevents internal software interrupts) */
+
+#define ISRA_ODD        0x0B
+#define CMD_IN_SRB 0x20 /* Bit 5  - Indicates that you have placed a new
+                           command in the SRB and are ready for the adapter to
+                           process the command. */
+#define RESP_IN_ASB 0x10 /* Bit 4 - Indicates that you have placed a response
+                                                                    (an ASB) in the shared RAM which is available for
+                                                                         the adapter's use. */
+/* Bit 3 - Indicates that you are ready to put an SRB in the shared RAM, but that a previous */
+/*         command is still pending.  The adapter will then interrupt you when the previous */
+/*         command is completed */
+/* Bit 2 - Indicates that you are ready to put an ASB in the shared RAM, but that a previous */
+/*         ASB is still pending.  The adapter will then interrupt you when the previous ASB */
+/*         is copied.  */
+#define ARB_FREE 0x2
+#define SSB_FREE 0x1
+
+#define TCR_EVEN        0x0C    /* Timer control registers - even and odd */
+#define TCR_ODD         0x0D
+#define TVR_EVEN        0x0E    /* Timer value registers - even and odd */
+#define TVR_ODD         0x0F
+#define SRPR_EVEN       0x18    /* Shared RAM paging registers - even and odd */
+#define SRPR_ENABLE_PAGING 0xc0
+#define SRPR_ODD        0x19 /* Not used. */
+#define TOKREAD         0x60
+#define TOKOR           0x40
+#define TOKAND          0x20
+#define TOKWRITE        0x00
+
+/* MMIO bits 5-6 select operation */
+/* 00 is used to write to a register */
+/* 01 is used to bitwise AND a byte with a register */
+/* 10 is used to bitwise OR a byte with a register  */
+/* 11 is used to read from a register */
+
+/* MMIO bits 7-8 select area of interest.. see below */
+/* 00 selects attachment control area. */
+/* 01 is reserved. */
+/* 10 selects adapter identification area A containing the adapter encoded address. */
+/* 11 selects the adapter identification area B containing test patterns. */
+
+#define PCCHANNELID 5049434F3631313039393020
+#define MCCHANNELID 4D4152533633583435313820
+
+#define ACA_OFFSET 0x1e00
+#define ACA_SET 0x40
+#define ACA_RESET 0x20
+#define ACA_RW 0x00
+
+#ifdef ENABLE_PAGING
+#define SET_PAGE(x) (isa_writeb((x), \
+  ti->mmio + ACA_OFFSET + ACA_RW + SRPR_EVEN))
+#else
+#define SET_PAGE(x)
+#endif
+
+typedef enum { IN_PROGRESS, SUCCESS, FAILURE, CLOSED } open_state;
+
+/* do_tok_int possible values */
+#define FIRST_INT 1
+#define NOT_FIRST 2
+
+struct tok_info {
+	unsigned char irq;
+	__u32 mmio;
+	unsigned char hw_address[32];
+	unsigned char adapter_type;
+	unsigned char data_rate;
+	unsigned char token_release;
+	unsigned char avail_shared_ram;
+	unsigned char shared_ram_paging;
+	unsigned short dhb_size4mb;
+	unsigned short rbuf_len4;
+	unsigned short rbuf_cnt4;
+	unsigned short maxmtu4;
+	unsigned short dhb_size16mb;
+	unsigned short rbuf_len16;
+	unsigned short rbuf_cnt16;
+	unsigned short maxmtu16;
+	/* Additions by David Morris       */
+	unsigned char do_tok_int;
+	wait_queue_head_t wait_for_tok_int;
+	wait_queue_head_t wait_for_reset;
+	unsigned char sram_base;
+	/* Additions by Peter De Schrijver */
+	unsigned char page_mask;          /* mask to select RAM page to Map*/
+	unsigned char mapped_ram_size;    /* size of RAM page */
+	__u32 sram;                       /* Shared memory base address */
+	__u32 init_srb;                   /* Initial System Request Block address */
+	__u32 srb;                        /* System Request Block address */
+	__u32 ssb;                        /* System Status Block address */
+	__u32 arb;                        /* Adapter Request Block address */
+	__u32 asb;                        /* Adapter Status Block address */
+        __u8  init_srb_page;
+        __u8  srb_page;
+        __u8  ssb_page;
+        __u8  arb_page;
+        __u8  asb_page;
+	unsigned short exsap_station_id;
+	unsigned short global_int_enable;
+	struct sk_buff *current_skb;
+	struct net_device_stats tr_stats;
+	unsigned char auto_ringspeedsave;
+	open_state open_status;
+	unsigned char readlog_pending;
+	unsigned short adapter_int_enable; /* Adapter-specific int enable */
+        struct timer_list tr_timer;
+	unsigned char ring_speed;
+	__u32 func_addr;
+	unsigned int retry_count;
+	spinlock_t lock;		/* SMP protection */
+};
+
+/* token ring adapter commands */
+#define DIR_INTERRUPT 		0x00 /* struct srb_interrupt */
+#define DIR_MOD_OPEN_PARAMS 	0x01
+#define DIR_OPEN_ADAPTER 	0x03 /* struct dir_open_adapter */
+#define DIR_CLOSE_ADAPTER   	0x04
+#define DIR_SET_GRP_ADDR    	0x06
+#define DIR_SET_FUNC_ADDR   	0x07 /* struct srb_set_funct_addr */
+#define DIR_READ_LOG 		0x08 /* struct srb_read_log */
+#define DLC_OPEN_SAP 		0x15 /* struct dlc_open_sap */
+#define DLC_CLOSE_SAP       	0x16
+#define DATA_LOST 		0x20 /* struct asb_rec */
+#define REC_DATA 		0x81 /* struct arb_rec_req */
+#define XMIT_DATA_REQ 		0x82 /* struct arb_xmit_req */
+#define DLC_STATUS 		0x83 /* struct arb_dlc_status */
+#define RING_STAT_CHANGE    	0x84 /* struct dlc_open_sap ??? */
+
+/* DIR_OPEN_ADAPTER options */
+#define OPEN_PASS_BCON_MAC 0x0100
+#define NUM_RCV_BUF 2
+#define RCV_BUF_LEN 1024
+#define DHB_LENGTH 2048
+#define NUM_DHB 2
+#define DLC_MAX_SAP 2
+#define DLC_MAX_STA 1
+
+/* DLC_OPEN_SAP options */
+#define MAX_I_FIELD 0x0088
+#define SAP_OPEN_IND_SAP 0x04
+#define SAP_OPEN_PRIORITY 0x20
+#define SAP_OPEN_STATION_CNT 0x1
+#define XMIT_DIR_FRAME 0x0A
+#define XMIT_UI_FRAME  0x0d
+#define XMIT_XID_CMD   0x0e
+#define XMIT_TEST_CMD  0x11
+
+/* srb close return code */
+#define SIGNAL_LOSS  0x8000
+#define HARD_ERROR   0x4000
+#define XMIT_BEACON  0x1000
+#define LOBE_FAULT   0x0800
+#define AUTO_REMOVAL 0x0400
+#define REMOVE_RECV  0x0100
+#define LOG_OVERFLOW 0x0080
+#define RING_RECOVER 0x0020
+
+struct srb_init_response {
+	unsigned char command;
+	unsigned char init_status;
+	unsigned char init_status_2;
+	unsigned char reserved[3];
+	__u16 bring_up_code;
+	__u16 encoded_address;
+	__u16 level_address;
+	__u16 adapter_address;
+	__u16 parms_address;
+	__u16 mac_address;
+};
+
+struct dir_open_adapter {
+	unsigned char command;
+	char reserved[7];
+	__u16 open_options;
+	unsigned char node_address[6];
+	unsigned char group_address[4];
+	unsigned char funct_address[4];
+	__u16 num_rcv_buf;
+	__u16 rcv_buf_len;
+	__u16 dhb_length;
+	unsigned char num_dhb;
+	char reserved2;
+	unsigned char dlc_max_sap;
+	unsigned char dlc_max_sta;
+	unsigned char dlc_max_gsap;
+	unsigned char dlc_max_gmem;
+	unsigned char dlc_t1_tick_1;
+	unsigned char dlc_t2_tick_1;
+	unsigned char dlc_ti_tick_1;
+	unsigned char dlc_t1_tick_2;
+	unsigned char dlc_t2_tick_2;
+	unsigned char dlc_ti_tick_2;
+	unsigned char product_id[18];
+};
+
+struct srb_open_response {
+	unsigned char command;
+	unsigned char reserved1;
+	unsigned char ret_code;
+	unsigned char reserved2[3];
+	__u16 error_code;
+	__u16 asb_addr;
+	__u16 srb_addr;
+	__u16 arb_addr;
+	__u16 ssb_addr;
+};
+
+struct dlc_open_sap {
+	unsigned char command;
+	unsigned char reserved1;
+	unsigned char ret_code;
+	unsigned char reserved2;
+	__u16 station_id;
+	unsigned char timer_t1;
+	unsigned char timer_t2;
+	unsigned char timer_ti;
+	unsigned char maxout;
+	unsigned char maxin;
+	unsigned char maxout_incr;
+	unsigned char max_retry_count;
+	unsigned char gsap_max_mem;
+	__u16 max_i_field;
+	unsigned char sap_value;
+	unsigned char sap_options;
+	unsigned char station_count;
+	unsigned char sap_gsap_mem;
+	unsigned char gsap[0];
+};
+
+struct srb_xmit {
+	unsigned char command;
+	unsigned char cmd_corr;
+	unsigned char ret_code;
+	unsigned char reserved1;
+	__u16 station_id;
+};
+
+struct srb_interrupt {
+	unsigned char command;
+	unsigned char cmd_corr;
+	unsigned char ret_code;
+};
+
+struct srb_read_log {
+	unsigned char command;
+	unsigned char reserved1;
+	unsigned char ret_code;
+	unsigned char reserved2;
+	unsigned char line_errors;
+	unsigned char internal_errors;
+	unsigned char burst_errors;
+	unsigned char A_C_errors;
+	unsigned char abort_delimiters;
+	unsigned char reserved3;
+	unsigned char lost_frames;
+	unsigned char recv_congest_count;
+	unsigned char frame_copied_errors;
+	unsigned char frequency_errors;
+	unsigned char token_errors;
+};
+
+struct asb_xmit_resp {
+	unsigned char command;
+	unsigned char cmd_corr;
+	unsigned char ret_code;
+	unsigned char reserved;
+	__u16 station_id;
+	__u16 frame_length;
+	unsigned char hdr_length;
+	unsigned char rsap_value;
+};
+
+struct arb_xmit_req {
+	unsigned char command;
+	unsigned char cmd_corr;
+	unsigned char reserved1[2];
+	__u16 station_id;
+	__u16 dhb_address;
+};
+
+struct arb_rec_req {
+	unsigned char command;
+	unsigned char reserved1[3];
+	__u16 station_id;
+	__u16 rec_buf_addr;
+	unsigned char lan_hdr_len;
+	unsigned char dlc_hdr_len;
+	__u16 frame_len;
+	unsigned char msg_type;
+};
+
+struct asb_rec {
+	unsigned char command;
+	unsigned char reserved1;
+	unsigned char ret_code;
+	unsigned char reserved2;
+	__u16 station_id;
+	__u16 rec_buf_addr;
+};
+
+struct rec_buf {
+  /*	unsigned char reserved1[2]; */
+	__u16 buf_ptr;
+	unsigned char reserved2;
+	__u16 buf_len;
+	unsigned char data[0];
+};
+
+struct arb_dlc_status {
+	unsigned char command;
+	unsigned char reserved1[3];
+	__u16 station_id;
+	__u16 status;
+	unsigned char frmr_data[5];
+	unsigned char access_prio;
+	unsigned char rem_addr[TR_ALEN];
+	unsigned char rsap_value;
+};
+
+struct arb_ring_stat_change {
+	unsigned char command;
+	unsigned char reserved1[5];
+	__u16 ring_status;
+};
+
+struct srb_close_adapter {
+	unsigned char command;
+	unsigned char reserved1;
+	unsigned char ret_code;
+};
+
+struct srb_set_funct_addr {
+	unsigned char command;
+	unsigned char reserved1;
+	unsigned char ret_code;
+	unsigned char reserved2[3];
+	unsigned char funct_address[4];
+};
+

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