diff options
Diffstat (limited to 'drivers/fc4/socal.h')
| -rw-r--r-- | drivers/fc4/socal.h | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/drivers/fc4/socal.h b/drivers/fc4/socal.h deleted file mode 100644 index 774edf68e4d..00000000000 --- a/drivers/fc4/socal.h +++ /dev/null @@ -1,314 +0,0 @@ -/* socal.h: Definitions for Sparc SUNW,socal (SOC+) Fibre Channel Sbus driver. - * - * Copyright (C) 1998,1999 Jakub Jelinek (jj@ultra.linux.cz) - */ - -#ifndef __SOCAL_H -#define __SOCAL_H - -#include "fc.h" -#include "fcp.h" -#include "fcp_impl.h" - -/* Hardware register offsets and constants first {{{ */ -#define CFG 0x00UL -#define SAE 0x04UL -#define CMD 0x08UL -#define IMASK 0x0cUL -#define REQP 0x10UL -#define RESP 0x14UL - -/* Config Register */ -#define SOCAL_CFG_EXT_RAM_BANK_MASK 0x07000000 -#define SOCAL_CFG_EEPROM_BANK_MASK 0x00030000 -#define SOCAL_CFG_BURST64_MASK 0x00000700 -#define SOCAL_CFG_SBUS_PARITY_TEST 0x00000020 -#define SOCAL_CFG_SBUS_PARITY_CHECK 0x00000010 -#define SOCAL_CFG_SBUS_ENHANCED 0x00000008 -#define SOCAL_CFG_BURST_MASK 0x00000007 -/* Bursts */ -#define SOCAL_CFG_BURST_4 0x00000000 -#define SOCAL_CFG_BURST_8 0x00000003 -#define SOCAL_CFG_BURST_16 0x00000004 -#define SOCAL_CFG_BURST_32 0x00000005 -#define SOCAL_CFG_BURST_64 0x00000006 -#define SOCAL_CFG_BURST_128 0x00000007 - -/* Slave Access Error Register */ -#define SOCAL_SAE_ALIGNMENT 0x00000004 -#define SOCAL_SAE_UNSUPPORTED 0x00000002 -#define SOCAL_SAE_PARITY 0x00000001 - -/* Command & Status Register */ -#define SOCAL_CMD_RSP_QALL 0x000f0000 -#define SOCAL_CMD_RSP_Q0 0x00010000 -#define SOCAL_CMD_RSP_Q1 0x00020000 -#define SOCAL_CMD_RSP_Q2 0x00040000 -#define SOCAL_CMD_RSP_Q3 0x00080000 -#define SOCAL_CMD_REQ_QALL 0x00000f00 -#define SOCAL_CMD_REQ_Q0 0x00000100 -#define SOCAL_CMD_REQ_Q1 0x00000200 -#define SOCAL_CMD_REQ_Q2 0x00000400 -#define SOCAL_CMD_REQ_Q3 0x00000800 -#define SOCAL_CMD_SAE 0x00000080 -#define SOCAL_CMD_INTR_PENDING 0x00000008 -#define SOCAL_CMD_NON_QUEUED 0x00000004 -#define SOCAL_CMD_IDLE 0x00000002 -#define SOCAL_CMD_SOFT_RESET 0x00000001 - -/* Interrupt Mask Register */ -#define SOCAL_IMASK_RSP_QALL 0x000f0000 -#define SOCAL_IMASK_RSP_Q0 0x00010000 -#define SOCAL_IMASK_RSP_Q1 0x00020000 -#define SOCAL_IMASK_RSP_Q2 0x00040000 -#define SOCAL_IMASK_RSP_Q3 0x00080000 -#define SOCAL_IMASK_REQ_QALL 0x00000f00 -#define SOCAL_IMASK_REQ_Q0 0x00000100 -#define SOCAL_IMASK_REQ_Q1 0x00000200 -#define SOCAL_IMASK_REQ_Q2 0x00000400 -#define SOCAL_IMASK_REQ_Q3 0x00000800 -#define SOCAL_IMASK_SAE 0x00000080 -#define SOCAL_IMASK_NON_QUEUED 0x00000004 - -#define SOCAL_INTR(s, cmd) \ - (((cmd & SOCAL_CMD_RSP_QALL) | ((~cmd) & SOCAL_CMD_REQ_QALL)) \ - & s->imask) - -#define SOCAL_SETIMASK(s, i) \ -do { (s)->imask = (i); \ - sbus_writel((i), (s)->regs + IMASK); \ -} while (0) - -#define SOCAL_MAX_EXCHANGES 1024 - -/* XRAM - * - * This is a 64KB register area. - * From the documentation, it seems like it is finally able to cope - * at least with 1,2,4 byte accesses for read and 2,4 byte accesses for write. - */ - -/* Circular Queue */ - -#define SOCAL_CQ_REQ_OFFSET 0x200 -#define SOCAL_CQ_RSP_OFFSET 0x220 - -typedef struct { - u32 address; - u8 in; - u8 out; - u8 last; - u8 seqno; -} socal_hw_cq; - -#define SOCAL_PORT_A 0x0000 /* From/To Port A */ -#define SOCAL_PORT_B 0x0001 /* From/To Port A */ -#define SOCAL_FC_HDR 0x0002 /* Contains FC Header */ -#define SOCAL_NORSP 0x0004 /* Don't generate response nor interrupt */ -#define SOCAL_NOINT 0x0008 /* Generate response but not interrupt */ -#define SOCAL_XFERRDY 0x0010 /* Generate XFERRDY */ -#define SOCAL_IGNOREPARAM 0x0020 /* Ignore PARAM field in the FC header */ -#define SOCAL_COMPLETE 0x0040 /* Command completed */ -#define SOCAL_UNSOLICITED 0x0080 /* For request this is the packet to establish unsolicited pools, */ - /* for rsp this is unsolicited packet */ -#define SOCAL_STATUS 0x0100 /* State change (on/off line) */ -#define SOCAL_RSP_HDR 0x0200 /* Return frame header in any case */ - -typedef struct { - u32 token; - u16 flags; - u8 class; - u8 segcnt; - u32 bytecnt; -} socal_hdr; - -typedef struct { - u32 base; - u32 count; -} socal_data; - -#define SOCAL_CQTYPE_NOP 0x00 -#define SOCAL_CQTYPE_OUTBOUND 0x01 -#define SOCAL_CQTYPE_INBOUND 0x02 -#define SOCAL_CQTYPE_SIMPLE 0x03 -#define SOCAL_CQTYPE_IO_WRITE 0x04 -#define SOCAL_CQTYPE_IO_READ 0x05 -#define SOCAL_CQTYPE_UNSOLICITED 0x06 -#define SOCAL_CQTYPE_BYPASS_DEV 0x06 -#define SOCAL_CQTYPE_DIAG 0x07 -#define SOCAL_CQTYPE_OFFLINE 0x08 -#define SOCAL_CQTYPE_ADD_POOL 0x09 -#define SOCAL_CQTYPE_DELETE_POOL 0x0a -#define SOCAL_CQTYPE_ADD_BUFFER 0x0b -#define SOCAL_CQTYPE_ADD_POOL_BUFFER 0x0c -#define SOCAL_CQTYPE_REQUEST_ABORT 0x0d -#define SOCAL_CQTYPE_REQUEST_LIP 0x0e -#define SOCAL_CQTYPE_REPORT_MAP 0x0f -#define SOCAL_CQTYPE_RESPONSE 0x10 -#define SOCAL_CQTYPE_INLINE 0x20 - -#define SOCAL_CQFLAGS_CONT 0x01 -#define SOCAL_CQFLAGS_FULL 0x02 -#define SOCAL_CQFLAGS_BADHDR 0x04 -#define SOCAL_CQFLAGS_BADPKT 0x08 - -typedef struct { - socal_hdr shdr; - socal_data data[3]; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_req; - -#define SOCAL_OK 0 -#define SOCAL_P_RJT 2 -#define SOCAL_F_RJT 3 -#define SOCAL_P_BSY 4 -#define SOCAL_F_BSY 5 -#define SOCAL_ONLINE 0x10 -#define SOCAL_OFFLINE 0x11 -#define SOCAL_TIMEOUT 0x12 -#define SOCAL_OVERRUN 0x13 -#define SOCAL_ONLINE_LOOP 0x14 -#define SOCAL_OLD_PORT 0x15 -#define SOCAL_AL_PORT 0x16 -#define SOCAL_UNKOWN_CQ_TYPE 0x20 -#define SOCAL_BAD_SEG_CNT 0x21 -#define SOCAL_MAX_XCHG_EXCEEDED 0x22 -#define SOCAL_BAD_XID 0x23 -#define SOCAL_XCHG_BUSY 0x24 -#define SOCAL_BAD_POOL_ID 0x25 -#define SOCAL_INSUFFICIENT_CQES 0x26 -#define SOCAL_ALLOC_FAIL 0x27 -#define SOCAL_BAD_SID 0x28 -#define SOCAL_NO_SEG_INIT 0x29 -#define SOCAL_BAD_DID 0x2a -#define SOCAL_ABORTED 0x30 -#define SOCAL_ABORT_FAILED 0x31 - -typedef struct { - socal_hdr shdr; - u32 status; - socal_data data; - u8 xxx1[10]; - u16 ncmds; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_rsp; - -typedef struct { - socal_hdr shdr; - u8 xxx1[48]; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_cmdonly; - -#define SOCAL_DIAG_NOP 0x00 -#define SOCAL_DIAG_INT_LOOP 0x01 -#define SOCAL_DIAG_EXT_LOOP 0x02 -#define SOCAL_DIAG_REM_LOOP 0x03 -#define SOCAL_DIAG_XRAM_TEST 0x04 -#define SOCAL_DIAG_SOC_TEST 0x05 -#define SOCAL_DIAG_HCB_TEST 0x06 -#define SOCAL_DIAG_SOCLB_TEST 0x07 -#define SOCAL_DIAG_SRDSLB_TEST 0x08 -#define SOCAL_DIAG_EXTOE_TEST 0x09 - -typedef struct { - socal_hdr shdr; - u32 cmd; - u8 xxx1[44]; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_diag_req; - -#define SOCAL_POOL_MASK_RCTL 0x800000 -#define SOCAL_POOL_MASK_DID 0x700000 -#define SOCAL_POOL_MASK_SID 0x070000 -#define SOCAL_POOL_MASK_TYPE 0x008000 -#define SOCAL_POOL_MASK_F_CTL 0x007000 -#define SOCAL_POOL_MASK_SEQ_ID 0x000800 -#define SOCAL_POOL_MASK_D_CTL 0x000400 -#define SOCAL_POOL_MASK_SEQ_CNT 0x000300 -#define SOCAL_POOL_MASK_OX_ID 0x0000f0 -#define SOCAL_POOL_MASK_PARAM 0x00000f - -typedef struct { - socal_hdr shdr; - u32 pool_id; - u32 header_mask; - u32 buf_size; - u32 entries; - u8 xxx1[8]; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_pool_req; - -/* }}} */ - -/* Now our software structures and constants we use to drive the beast {{{ */ - -#define SOCAL_CQ_REQ0_SIZE 4 -#define SOCAL_CQ_REQ1_SIZE 256 -#define SOCAL_CQ_RSP0_SIZE 8 -#define SOCAL_CQ_RSP1_SIZE 4 -#define SOCAL_CQ_RSP2_SIZE 4 - -#define SOCAL_SOLICITED_RSP_Q 0 -#define SOCAL_SOLICITED_BAD_RSP_Q 1 -#define SOCAL_UNSOLICITED_RSP_Q 2 - -struct socal; - -typedef struct { - /* This must come first */ - fc_channel fc; - struct socal *s; - u16 flags; - u16 mask; -} socal_port; - -typedef struct { - socal_hw_cq __iomem *hw_cq; /* Related XRAM cq */ - socal_req *pool; - u8 in; - u8 out; - u8 last; - u8 seqno; -} socal_cq; - -struct socal { - spinlock_t lock; - socal_port port[2]; /* Every SOCAL has one or two FC ports */ - socal_cq req[4]; /* Request CQs */ - socal_cq rsp[4]; /* Response CQs */ - int socal_no; - void __iomem *regs; - void __iomem *xram; - void __iomem *eeprom; - fc_wwn wwn; - u32 imask; /* Our copy of regs->imask */ - u32 cfg; /* Our copy of regs->cfg */ - char serv_params[80]; - struct socal *next; - int curr_port; /* Which port will have priority to fcp_queue_empty */ - - socal_req * req_cpu; - u32 req_dvma; -}; - -/* }}} */ - -#endif /* !(__SOCAL_H) */ |