diff options
Diffstat (limited to 'include/asm-mips/dec')
| -rw-r--r-- | include/asm-mips/dec/interrupts.h | 79 | ||||
| -rw-r--r-- | include/asm-mips/dec/ioasic_addrs.h | 67 | ||||
| -rw-r--r-- | include/asm-mips/dec/ioasic_ints.h | 108 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn01.h | 28 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn02.h | 41 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn02xa.h | 34 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn03.h | 33 | ||||
| -rw-r--r-- | include/asm-mips/dec/machtype.h | 20 | ||||
| -rw-r--r-- | include/asm-mips/dec/tc.h | 43 | ||||
| -rw-r--r-- | include/asm-mips/dec/tcinfo.h | 47 | ||||
| -rw-r--r-- | include/asm-mips/dec/tcmodule.h | 35 |
11 files changed, 535 insertions, 0 deletions
diff --git a/include/asm-mips/dec/interrupts.h b/include/asm-mips/dec/interrupts.h new file mode 100644 index 000000000..5f99727cc --- /dev/null +++ b/include/asm-mips/dec/interrupts.h @@ -0,0 +1,79 @@ +/* + * Miscellaneous definitions used to initialise the interrupt vector table + * with the machine-specific interrupt routines. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1997 by Paul M. Antoine. + * reworked 1998 by Harald Koerfgen. + */ + +#ifndef __ASM_DEC_INTERRUPTS_H +#define __ASM_DEC_INTERRUPTS_H + +/* + * DECstation Interrupts + */ + +/* + * This list reflects the priority of the Interrupts. + * Exception: on kmins we have to handle Memory Error + * Interrupts before the TC Interrupts. + */ +#define CLOCK 0 +#define SCSI_INT 1 +#define ETHER 2 +#define SERIAL 3 +#define TC0 4 +#define TC1 5 +#define TC2 6 +#define MEMORY 7 +#define FPU 8 +#define HALT 9 + +#define NR_INTS 10 + +#ifndef _LANGUAGE_ASSEMBLY +/* + * Data structure to hide the differences between the DECstation Interrupts + * + * If asic_mask == NULL, the interrupt is directly handled by the CPU. + * Otherwise this Interrupt is handled the IRQ Controller. + */ + +typedef struct +{ + unsigned int cpu_mask; /* checking and enabling interrupts in CP0 */ + unsigned int iemask; /* enabling interrupts in IRQ Controller */ +} decint_t; + +/* + * Interrupt table structure to hide differences between different + * systems such. + */ +extern void *cpu_ivec_tbl[8]; +extern long cpu_mask_tbl[8]; +extern long cpu_irq_nr[8]; +extern long asic_irq_nr[32]; +extern long asic_mask_tbl[32]; + +/* + * Common interrupt routine prototypes for all DECStations + */ +extern void dec_intr_unimplemented(void); +extern void dec_intr_fpu(void); +extern void dec_intr_rtc(void); + +extern void kn02_io_int(void); +extern void kn02ba_io_int(void); +extern void kn03_io_int(void); + +extern void intr_halt(void); + +extern void asic_intr_unimplemented(void); + +#endif +#endif + diff --git a/include/asm-mips/dec/ioasic_addrs.h b/include/asm-mips/dec/ioasic_addrs.h new file mode 100644 index 000000000..a2044782e --- /dev/null +++ b/include/asm-mips/dec/ioasic_addrs.h @@ -0,0 +1,67 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Definitions for the address map in the JUNKIO Asic + * + * Created with Information from: + * + * "DEC 3000 300/400/500/600/700/800/900 AXP Models System Programmer's Manual" + * + * and the Mach Sources + */ + +#ifndef IOASIC_ADDRS_H +#define IOASIC_ADDRS_H + +#define CHUNK_SIZE 0x00040000 + +#define SYSTEM_ROM 00*CHUNK_SIZE /* ??? */ +#define IOCTL 01*CHUNK_SIZE +#define ESAR 02*CHUNK_SIZE +#define LANCE 03*CHUNK_SIZE +#define SCC0 04*CHUNK_SIZE +#define VDAC_HI 05*CHUNK_SIZE /* maxine only */ +#define SCC1 06*CHUNK_SIZE +#define VDAC_LO 07*CHUNK_SIZE /* maxine only */ +#define TOY 08*CHUNK_SIZE +#define ISDN 09*CHUNK_SIZE /* maxine only */ +#define ERRADDR 09*CHUNK_SIZE /* 3maxplus only */ +#define CHKSYN 10*CHUNK_SIZE /* 3maxplus only */ +#define ACCESS_BUS 10*CHUNK_SIZE /* maxine only */ +#define MCR 11*CHUNK_SIZE /* 3maxplus only */ +#define FLOPPY 11*CHUNK_SIZE /* maxine only */ +#define SCSI 12*CHUNK_SIZE +#define FLOPPY_DMA 13*CHUNK_SIZE /* maxine only */ +#define SCSI_DMA 14*CHUNK_SIZE +#define RESERVED_4 15*CHUNK_SIZE + +/* + * Offsets for IOCTL registers (relative to (system_base + IOCTL)) + */ +#define SCSI_DMA_P 0x00 /* SCSI DMA Pointer */ +#define SCSI_DMA_BP 0x10 /* SCSI DMA Buffer Pointer */ +#define LANCE_DMA_P 0x20 /* LANCE DMA Pointer */ +#define SCC0_T_DMA_P 0x30 /* Communication Port 1 Transmit DMA Pointer */ +#define SCC0_R_DMA_P 0x40 /* Communication Port 1 Receive DMA Pointer */ +#define SCC1_T_DMA_P 0x50 /* Communication Port 2 Transmit DMA Pointer */ +#define SCC1_R_DMA_P 0x60 /* Communication Port 2 Receive DMA Pointer */ +#define FLOPPY_DMA_P 0x70 /* Floppy DMA Pointer */ +#define ISDN_T_DMA_P 0x80 /* ISDN Transmit DMA Pointer */ +#define ISDN_T_DMA_BP 0x90 /* ISDN Transmit DMA Buffer Pointer */ +#define ISDN_R_DMA_P 0xa0 /* ISDN Receive DMA Pointer */ +#define ISDN_R_DMA_BP 0xb0 /* ISDN Receive DMA Buffer Pointer */ + +#define SSR 0x100 /* System Support Register */ +#define SIR 0x110 /* System Interrupt Register */ +#define SIMR 0x120 /* System Interrupt Mask Register */ + +/* + * These come from mach, meaning unkown yet + */ +#define SCSI_SCR 0x1b0 +#define SCSI_SDR0 0x1c0 +#define SCSI_SDR1 0x1d0 + +#endif diff --git a/include/asm-mips/dec/ioasic_ints.h b/include/asm-mips/dec/ioasic_ints.h new file mode 100644 index 000000000..e1f61f1cb --- /dev/null +++ b/include/asm-mips/dec/ioasic_ints.h @@ -0,0 +1,108 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Definitions for the interrupt related bits in the JUNKIO Asic + * interrupt status register (and the interrupt mask register, of course) + * + * Created with Information from: + * + * "DEC 3000 300/400/500/600/700/800/900 AXP Models System Programmer's Manual" + * + * and the Mach Sources + */ + +/* + * the upper 16 bits are common to all JUNKIO machines + * (except the FLOPPY and ISDN bits, which are Maxine sepcific) + */ +#define SCC0_TRANS_PAGEEND 0x80000000 /* Serial DMA Errors */ +#define SCC0_TRANS_MEMRDERR 0x40000000 /* see below */ +#define SCC0_RECV_HALFPAGE 0x20000000 +#define SCC0_RECV_PAGOVRRUN 0x10000000 +#define SCC1_TRANS_PAGEEND 0x08000000 /* end of page reached */ +#define SCC1_TRANS_MEMRDERR 0x04000000 /* SCC1 DMA memory err */ +#define SCC1_RECV_HALFPAGE 0x02000000 /* SCC1 half page */ +#define SCC1_RECV_PAGOVRRUN 0x01000000 /* SCC1 receive overrun */ +#define FLOPPY_DMA_ERROR 0x00800000 /* FDI DMA error */ +#define ISDN_TRANS_PTR_LOADED 0x00400000 /* xmitbuf ptr loaded */ +#define ISDN_RECV_PTR_LOADED 0x00200000 /* rcvbuf ptr loaded */ +#define ISDN_DMA_MEMRDERR 0x00100000 /* read or ovrrun error */ +#define SCSI_PTR_LOADED 0x00080000 +#define SCSI_PAGOVRRUN 0x00040000 /* page overrun? */ +#define SCSI_DMA_MEMRDERR 0x00020000 +#define LANCE_DMA_MEMRDERR 0x00010000 + +/* + * the lower 16 bits are system specific + */ + +/* + * The following three seem to be in common + */ +#define SCSI_CHIP 0x00000200 +#define LANCE_CHIP 0x00000100 +#define SCC1_CHIP 0x00000080 /* NOT on maxine */ +#define SCC0_CHIP 0x00000040 + +/* + * The rest is different + */ + +/* kmin aka 3min aka kn02ba aka DS5000_1xx */ +#define KMIN_TIMEOUT 0x00001000 /* CPU IO-Write Timeout */ +#define KMIN_CLOCK 0x00000020 +#define KMIN_SCSI_FIFO 0x00000004 /* SCSI Data Ready */ + +/* kn02ca aka maxine */ +#define MAXINE_FLOPPY 0x00008000 /* FDI Interrupt */ +#define MAXINE_TC0 0x00001000 /* TC Option 0 */ +#define MAXINE_ISDN 0x00000800 /* ISDN Chip */ +#define MAXINE_FLOPPY_HDS 0x00000080 /* Floppy Status */ +#define MAXINE_TC1 0x00000020 /* TC Option 1 */ +#define MAXINE_FLOPPY_XDS 0x00000010 /* Floppy Status */ +#define MAXINE_VINT 0x00000008 /* Video Frame */ +#define MAXINE_N_VINT 0x00000004 /* Not Video frame */ +#define MAXINE_DTOP_TRANS 0x00000002 /* DTI Xmit-Rdy */ +#define MAXINE_DTOP_RECV 0x00000001 /* DTI Recv-Available */ + +/* kn03 aka 3max+ aka DS5000_2x0 */ +#define KN03_TC2 0x00004000 +#define KN03_TC1 0x00002000 +#define KN03_TC0 0x00001000 +#define KN03_SCSI_FIFO 0x00000004 /* ??? Info from Mach */ + +/* + * Now form groups, i.e. all serial interrupts, all SCSI interrupts and so on. + */ +#define SERIAL_INTS (SCC0_TRANS_PAGEEND | SCC0_TRANS_MEMRDERR | \ + SCC0_RECV_HALFPAGE | SCC0_RECV_PAGOVRRUN | \ + SCC1_TRANS_PAGEEND | SCC1_TRANS_MEMRDERR | \ + SCC1_RECV_HALFPAGE | SCC1_RECV_PAGOVRRUN | \ + SCC1_CHIP | SCC0_CHIP) + +#define XINE_SERIAL_INTS (SCC0_TRANS_PAGEEND | SCC0_TRANS_MEMRDERR | \ + SCC0_RECV_HALFPAGE | SCC0_RECV_PAGOVRRUN | \ + SCC0_CHIP) + +#define SCSI_INTS (SCSI_PTR_LOADED | SCSI_PAGOVRRUN | \ + SCSI_DMA_MEMRDERR | SCSI_CHIP) + +#define KMIN_SCSI_INTS (SCSI_PTR_LOADED | SCSI_PAGOVRRUN | \ + SCSI_DMA_MEMRDERR | SCSI_CHIP | KMIN_SCSI_FIFO) + +#define LANCE_INTS (LANCE_DMA_MEMRDERR | LANCE_CHIP) + +/* + * For future use ... + */ +#define XINE_FLOPPY_INTS (MAXINE_FLOPPY | MAXINE_FLOPPY_HDS | \ + FLOPPY_DMA_ERROR | MAXINE_FLOPPY_XDS) + +#define XINE_ISDN_INTS (MAXINE_ISDN | ISDN_TRANS_PTR_LOADED | \ + ISDN_RECV_PTR_LOADED | ISDN_DMA_MEMRDERR) + +#define XINE_DTOP_INTS (MAXINE_DTOP_TRANS | DTOP_RECV | \ + ISDN_TRANS_PTR_LOADED | ISDN_RECV_PTR_LOADED | \ + ISDN_DMA_MEMRDERR) diff --git a/include/asm-mips/dec/kn01.h b/include/asm-mips/dec/kn01.h new file mode 100644 index 000000000..61a46e843 --- /dev/null +++ b/include/asm-mips/dec/kn01.h @@ -0,0 +1,28 @@ +/* + * Hardware info about DEC DECstation DS2100/3100 systems (otherwise known + * as pmax or kn01. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions + * are by curteousy of Chris Fraser. + * + * This file is under construction - you were warned! + */ +#ifndef __ASM_MIPS_DEC_KN01_H +#define __ASM_MIPS_DEC_KN01_H + +#include <asm/addrspace.h> + +/* + * Some port addresses... + * FIXME: these addresses are incomplete and need tidying up! + */ + +#define KN01_LANCE_BASE (KSEG1ADDR(0x18000000)) /* 0xB8000000 */ +#define KN01_DZ11_BASE (KSEG1ADDR(0x1c000000)) /* 0xBC000000 */ +#define KN01_RTC_BASE (KSEG1ADDR(0x1d000000)) /* 0xBD000000 */ + +#endif /* __ASM_MIPS_DEC_KN01_H */ diff --git a/include/asm-mips/dec/kn02.h b/include/asm-mips/dec/kn02.h new file mode 100644 index 000000000..9888eb49f --- /dev/null +++ b/include/asm-mips/dec/kn02.h @@ -0,0 +1,41 @@ +/* + * Hardware info about DEC DECstation 5000/2xx systems (otherwise known + * as 3max or kn02. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions + * are by curteousy of Chris Fraser. + * + * This file is under construction - you were warned! + */ +#ifndef __ASM_MIPS_DEC_KN02_H +#define __ASM_MIPS_DEC_KN02_H + +#include <asm/addrspace.h> + +/* + * Motherboard regs (kseg1 addresses) + */ +#define KN02_CSR_ADDR KSEG1ADDR(0x1ff00000) /* system control & status reg */ + +/* + * Some port addresses... + * FIXME: these addresses are incomplete and need tidying up! + */ +#define KN02_RTC_BASE KSEG1ADDR(0x1fe80000) +#define KN02_DZ11_BASE KSEG1ADDR(0x1fe00000) + +/* + * Interrupt enable Bits + */ +#define KN02_SLOT0 (1<<16) +#define KN02_SLOT1 (1<<17) +#define KN02_SLOT2 (1<<18) +#define KN02_SLOT5 (1<<21) +#define KN02_SLOT6 (1<<22) +#define KN02_SLOT7 (1<<23) + +#endif /* __ASM_MIPS_DEC_KN02_H */ diff --git a/include/asm-mips/dec/kn02xa.h b/include/asm-mips/dec/kn02xa.h new file mode 100644 index 000000000..b72367fec --- /dev/null +++ b/include/asm-mips/dec/kn02xa.h @@ -0,0 +1,34 @@ +/* + * Hardware info about DEC DECstation 5000/1xx systems (otherwise known + * as 3min or kn02ba. Apllies to the Personal DECstations 5000/xx (otherwise known + * as maxine or kn02ca) as well. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions + * are by curteousy of Chris Fraser. + * + * These are addresses which have to be known early in the boot process. + * For other addresses refer to tc.h ioasic_addrs.h and friends. + */ +#ifndef __ASM_MIPS_DEC_KN02XA_H +#define __ASM_MIPS_DEC_KN02XA_H + +#include <asm/addrspace.h> + +/* + * Motherboard regs (kseg1 addresses) + */ +#define KN02XA_SSR_ADDR KSEG1ADDR(0x1c040100) /* system control & status reg */ +#define KN02XA_SIR_ADDR KSEG1ADDR(0x1c040110) /* system interrupt reg */ +#define KN02XA_SIRM_ADDR KSEG1ADDR(0x1c040120) /* system interrupt mask reg */ + +/* + * Some port addresses... + * FIXME: these addresses are incomplete and need tidying up! + */ +#define KN02XA_RTC_BASE (KSEG1ADDR(0x1c000000 + 0x200000)) /* ASIC + SL8 */ + +#endif /* __ASM_MIPS_DEC_KN02XA_H */ diff --git a/include/asm-mips/dec/kn03.h b/include/asm-mips/dec/kn03.h new file mode 100644 index 000000000..87ccae4b2 --- /dev/null +++ b/include/asm-mips/dec/kn03.h @@ -0,0 +1,33 @@ +/* + * Hardware info about DEC DECstation 5000/2x0 systems (otherwise known + * as 3max+ or kn03. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions + * are by curteousy of Chris Fraser. + * + * These are addresses which have to be known early in the boot process. + * For other addresses refer to tc.h ioasic_addrs.h and friends. + */ +#ifndef __ASM_MIPS_DEC_KN03_H +#define __ASM_MIPS_DEC_KN03_H + +#include <asm/addrspace.h> + +/* + * Motherboard regs (kseg1 addresses) + */ +#define KN03_SSR_ADDR KSEG1ADDR(0x1f840100) /* system control & status reg */ +#define KN03_SIR_ADDR KSEG1ADDR(0x1f840110) /* system interrupt reg */ +#define KN03_SIRM_ADDR KSEG1ADDR(0x1f840120) /* system interrupt mask reg */ + +/* + * Some port addresses... + * FIXME: these addresses are incomplete and need tidying up! + */ +#define KN03_RTC_BASE (KSEG1ADDR(0x1f800000 + 0x200000)) /* ASIC + SL8 */ + +#endif /* __ASM_MIPS_DEC_KN03_H */ diff --git a/include/asm-mips/dec/machtype.h b/include/asm-mips/dec/machtype.h new file mode 100644 index 000000000..ed4335d19 --- /dev/null +++ b/include/asm-mips/dec/machtype.h @@ -0,0 +1,20 @@ +/* + * Various machine type definitions + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (c) 1998 Harald Koerfgen + */ +#include <asm/bootinfo.h> + +#define TURBOCHANNEL (mips_machtype == MACH_DS5000_200 || \ + mips_machtype == MACH_DS5000_1XX || \ + mips_machtype == MACH_DS5000_XX || \ + mips_machtype == MACH_DS5000_2X0) + +#define IOASIC (mips_machtype == MACH_DS5000_1XX || \ + mips_machtype == MACH_DS5000_XX || \ + mips_machtype == MACH_DS5000_2X0) + diff --git a/include/asm-mips/dec/tc.h b/include/asm-mips/dec/tc.h new file mode 100644 index 000000000..64fb03374 --- /dev/null +++ b/include/asm-mips/dec/tc.h @@ -0,0 +1,43 @@ +/* + * Interface to the TURBOchannel related routines + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (c) 1998 Harald Koerfgen + */ +#ifndef ASM_TC_H +#define ASM_TC_H + +extern unsigned long system_base; + +/* + * Search for a TURBOchannel Option Module + * with a certain name. Returns slot number + * of the first card not in use or -ENODEV + * if none found. + */ +extern int search_tc_card(const char *); +/* + * Marks the card in slot as used + */ +extern void claim_tc_card(int); +/* + * Marks the card in slot as free + */ +extern void release_tc_card(int); +/* + * Return base address of card in slot + */ +extern unsigned long get_tc_base_addr(int); +/* + * Return interrupt number of slot + */ +extern unsigned long get_tc_irq_nr(int); +/* + * Return TURBOchannel clock frequency in hz + */ +extern unsigned long get_tc_speed(void); + +#endif diff --git a/include/asm-mips/dec/tcinfo.h b/include/asm-mips/dec/tcinfo.h new file mode 100644 index 000000000..72ecc894a --- /dev/null +++ b/include/asm-mips/dec/tcinfo.h @@ -0,0 +1,47 @@ +/* + * Various TURBOchannel related stuff + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Information obtained through the get_tcinfo prom call + * created from: + * + * TURBOchannel Firmware Specification + * + * EK-TCAAD-FS-004 + * from Digital Equipment Corporation + * + * Copyright (c) 1998 Harald Koerfgen + */ + +typedef struct { + int revision; + int clk_period; + int slot_size; + int io_timeout; + int dma_range; + int max_dma_burst; + int parity; + int reserved[4]; +} tcinfo; + +#define MAX_SLOT 7 + +typedef struct { + unsigned long base_addr; + unsigned char name[9]; + unsigned char vendor[9]; + unsigned char firmware[9]; + int interrupt; + int flags; +} slot_info; + +/* + * Values for flags + */ +#define FREE 1<<0 +#define IN_USE 1<<1 + + diff --git a/include/asm-mips/dec/tcmodule.h b/include/asm-mips/dec/tcmodule.h new file mode 100644 index 000000000..26c5a5e29 --- /dev/null +++ b/include/asm-mips/dec/tcmodule.h @@ -0,0 +1,35 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Offsets for the ROM header locations for + * TURBOchannel cards + * + * created from: + * + * TURBOchannel Firmware Specification + * + * EK-TCAAD-FS-004 + * from Digital Equipment Corporation + * + * Jan.1998 Harald Koerfgen + */ + +#define OLDCARD 0x3c0000 + +#define ROM_WIDTH 0x3e0 +#define ROM_STRIDE 0x3e4 +#define ROM_SIZE 0x3e8 +#define SLOT_SIZE 0x3ec +#define PATTERN0 0x3f0 +#define PATTERN1 0x3f4 +#define PATTERN2 0x3f8 +#define PATTERN3 0x3fc +#define FIRM_VER 0x400 +#define VENDOR 0x420 +#define MODULE 0x440 +#define FIRM_TYPE 0x460 +#define FLAGS 0x470 + +#define ROM_OBJECTS 0x480 |