207 lines
8.5 KiB
C
207 lines
8.5 KiB
C
/************************************************************************/
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/* */
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/* Title : SX/SI/XIO Board Hardware Definitions */
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/* */
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/* Author : N.P.Vassallo */
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/* */
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/* Creation : 16th March 1998 */
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/* */
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/* Version : 3.0.0 */
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/* */
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/* Copyright : (c) Specialix International Ltd. 1998 */
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/* */
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/* Description : Prototypes, structures and definitions */
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/* describing the SX/SI/XIO board hardware */
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/* */
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/************************************************************************/
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/* History...
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3.0.0 16/03/98 NPV Creation.
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*/
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#ifndef _sxboards_h /* If SXBOARDS.H not already defined */
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#define _sxboards_h 1
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/*****************************************************************************
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******************************* ******************************
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******************************* Board Types ******************************
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******************************* ******************************
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*****************************************************************************/
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/* BUS types... */
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#define BUS_ISA 0
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#define BUS_MCA 1
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#define BUS_EISA 2
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#define BUS_PCI 3
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/* Board phases... */
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#define SI1_Z280 1
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#define SI2_Z280 2
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#define SI3_T225 3
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/* Board types... */
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#define CARD_TYPE(bus,phase) (bus<<4|phase)
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#define CARD_BUS(type) ((type>>4)&0xF)
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#define CARD_PHASE(type) (type&0xF)
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#define TYPE_SI1_ISA CARD_TYPE(BUS_ISA,SI1_Z280)
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#define TYPE_SI2_ISA CARD_TYPE(BUS_ISA,SI2_Z280)
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#define TYPE_SI2_EISA CARD_TYPE(BUS_EISA,SI2_Z280)
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#define TYPE_SI2_PCI CARD_TYPE(BUS_PCI,SI2_Z280)
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#define TYPE_SX_ISA CARD_TYPE(BUS_ISA,SI3_T225)
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#define TYPE_SX_PCI CARD_TYPE(BUS_PCI,SI3_T225)
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/*****************************************************************************
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****************************** ******************************
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****************************** Phase 1 Z280 ******************************
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****************************** ******************************
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*****************************************************************************/
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/* ISA board details... */
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#define SI1_ISA_WINDOW_LEN 0x10000 /* 64 Kbyte shared memory window */
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//#define SI1_ISA_MEMORY_LEN 0x8000 /* Usable memory - unused define*/
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//#define SI1_ISA_ADDR_LOW 0x0A0000 /* Lowest address = 640 Kbyte */
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//#define SI1_ISA_ADDR_HIGH 0xFF8000 /* Highest address = 16Mbyte - 32Kbyte */
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//#define SI2_ISA_ADDR_STEP SI2_ISA_WINDOW_LEN/* ISA board address step */
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//#define SI2_ISA_IRQ_MASK 0x9800 /* IRQs 15,12,11 */
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/* ISA board, register definitions... */
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//#define SI2_ISA_ID_BASE 0x7FF8 /* READ: Board ID string */
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#define SI1_ISA_RESET 0x8000 /* WRITE: Host Reset */
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#define SI1_ISA_RESET_CLEAR 0xc000 /* WRITE: Host Reset clear*/
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#define SI1_ISA_WAIT 0x9000 /* WRITE: Host wait */
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#define SI1_ISA_WAIT_CLEAR 0xd000 /* WRITE: Host wait clear */
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#define SI1_ISA_INTCL 0xa000 /* WRITE: Host Reset */
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#define SI1_ISA_INTCL_CLEAR 0xe000 /* WRITE: Host Reset */
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/*****************************************************************************
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****************************** ******************************
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****************************** Phase 2 Z280 ******************************
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****************************** ******************************
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*****************************************************************************/
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/* ISA board details... */
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#define SI2_ISA_WINDOW_LEN 0x8000 /* 32 Kbyte shared memory window */
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#define SI2_ISA_MEMORY_LEN 0x7FF8 /* Usable memory */
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#define SI2_ISA_ADDR_LOW 0x0A0000 /* Lowest address = 640 Kbyte */
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#define SI2_ISA_ADDR_HIGH 0xFF8000 /* Highest address = 16Mbyte - 32Kbyte */
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#define SI2_ISA_ADDR_STEP SI2_ISA_WINDOW_LEN/* ISA board address step */
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#define SI2_ISA_IRQ_MASK 0x9800 /* IRQs 15,12,11 */
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/* ISA board, register definitions... */
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#define SI2_ISA_ID_BASE 0x7FF8 /* READ: Board ID string */
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#define SI2_ISA_RESET SI2_ISA_ID_BASE /* WRITE: Host Reset */
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#define SI2_ISA_IRQ11 (SI2_ISA_ID_BASE+1) /* WRITE: Set IRQ11 */
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#define SI2_ISA_IRQ12 (SI2_ISA_ID_BASE+2) /* WRITE: Set IRQ12 */
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#define SI2_ISA_IRQ15 (SI2_ISA_ID_BASE+3) /* WRITE: Set IRQ15 */
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#define SI2_ISA_IRQSET (SI2_ISA_ID_BASE+4) /* WRITE: Set Host Interrupt */
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#define SI2_ISA_INTCLEAR (SI2_ISA_ID_BASE+5) /* WRITE: Enable Host Interrupt */
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#define SI2_ISA_IRQ11_SET 0x10
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#define SI2_ISA_IRQ11_CLEAR 0x00
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#define SI2_ISA_IRQ12_SET 0x10
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#define SI2_ISA_IRQ12_CLEAR 0x00
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#define SI2_ISA_IRQ15_SET 0x10
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#define SI2_ISA_IRQ15_CLEAR 0x00
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#define SI2_ISA_INTCLEAR_SET 0x10
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#define SI2_ISA_INTCLEAR_CLEAR 0x00
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#define SI2_ISA_IRQSET_CLEAR 0x10
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#define SI2_ISA_IRQSET_SET 0x00
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#define SI2_ISA_RESET_SET 0x00
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#define SI2_ISA_RESET_CLEAR 0x10
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/* PCI board details... */
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#define SI2_PCI_WINDOW_LEN 0x100000 /* 1 Mbyte memory window */
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/* PCI board register definitions... */
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#define SI2_PCI_SET_IRQ 0x40001 /* Set Host Interrupt */
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#define SI2_PCI_RESET 0xC0001 /* Host Reset */
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/*****************************************************************************
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****************************** ******************************
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****************************** Phase 3 T225 ******************************
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****************************** ******************************
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*****************************************************************************/
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/* General board details... */
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#define SX_WINDOW_LEN 64*1024 /* 64 Kbyte memory window */
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/* ISA board details... */
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#define SX_ISA_ADDR_LOW 0x0A0000 /* Lowest address = 640 Kbyte */
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#define SX_ISA_ADDR_HIGH 0xFF8000 /* Highest address = 16Mbyte - 32Kbyte */
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#define SX_ISA_ADDR_STEP SX_WINDOW_LEN /* ISA board address step */
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#define SX_ISA_IRQ_MASK 0x9E00 /* IRQs 15,12,11,10,9 */
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/* Hardware register definitions... */
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#define SX_EVENT_STATUS 0x7800 /* READ: T225 Event Status */
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#define SX_EVENT_STROBE 0x7800 /* WRITE: T225 Event Strobe */
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#define SX_EVENT_ENABLE 0x7880 /* WRITE: T225 Event Enable */
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#define SX_VPD_ROM 0x7C00 /* READ: Vital Product Data ROM */
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#define SX_CONFIG 0x7C00 /* WRITE: Host Configuration Register */
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#define SX_IRQ_STATUS 0x7C80 /* READ: Host Interrupt Status */
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#define SX_SET_IRQ 0x7C80 /* WRITE: Set Host Interrupt */
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#define SX_RESET_STATUS 0x7D00 /* READ: Host Reset Status */
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#define SX_RESET 0x7D00 /* WRITE: Host Reset */
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#define SX_RESET_IRQ 0x7D80 /* WRITE: Reset Host Interrupt */
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/* SX_VPD_ROM definitions... */
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#define SX_VPD_SLX_ID1 0x00
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#define SX_VPD_SLX_ID2 0x01
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#define SX_VPD_HW_REV 0x02
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#define SX_VPD_HW_ASSEM 0x03
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#define SX_VPD_UNIQUEID4 0x04
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#define SX_VPD_UNIQUEID3 0x05
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#define SX_VPD_UNIQUEID2 0x06
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#define SX_VPD_UNIQUEID1 0x07
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#define SX_VPD_MANU_YEAR 0x08
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#define SX_VPD_MANU_WEEK 0x09
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#define SX_VPD_IDENT 0x10
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#define SX_VPD_IDENT_STRING "JET HOST BY KEV#"
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/* SX unique identifiers... */
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#define SX_UNIQUEID_MASK 0xF0
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#define SX_ISA_UNIQUEID1 0x20
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#define SX_PCI_UNIQUEID1 0x50
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/* SX_CONFIG definitions... */
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#define SX_CONF_BUSEN 0x02 /* Enable T225 memory and I/O */
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#define SX_CONF_HOSTIRQ 0x04 /* Enable board to host interrupt */
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/* SX bootstrap... */
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#define SX_BOOTSTRAP "\x28\x20\x21\x02\x60\x0a"
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#define SX_BOOTSTRAP_SIZE 6
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#define SX_BOOTSTRAP_ADDR (0x8000-SX_BOOTSTRAP_SIZE)
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/*****************************************************************************
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********************************** **********************************
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********************************** EISA **********************************
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********************************** **********************************
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*****************************************************************************/
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#define SI2_EISA_OFF 0x42
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#define SI2_EISA_VAL 0x01
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#define SI2_EISA_WINDOW_LEN 0x10000
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/*****************************************************************************
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*********************************** **********************************
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*********************************** PCI **********************************
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*********************************** **********************************
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*****************************************************************************/
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/* General definitions... */
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#define SPX_VENDOR_ID 0x11CB /* Assigned by the PCI SIG */
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#define SPX_DEVICE_ID 0x4000 /* SI/XIO boards */
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#define SPX_PLXDEVICE_ID 0x2000 /* SX boards */
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#define SPX_SUB_VENDOR_ID SPX_VENDOR_ID /* Same as vendor id */
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#define SI2_SUB_SYS_ID 0x400 /* Phase 2 (Z280) board */
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#define SX_SUB_SYS_ID 0x200 /* Phase 3 (t225) board */
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#endif /*_sxboards_h */
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/* End of SXBOARDS.H */
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