kn05.h
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上传日期:2013-04-10
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- /*
- * include/asm-mips/dec/kn05.h
- *
- * DECstation 5000/260 (4max+ or KN05) and DECsystem 5900-260
- * definitions.
- *
- * Copyright (C) 2002 Maciej W. Rozycki
- *
- * 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.
- *
- * WARNING! All this information is pure guesswork based on the
- * ROM. It is provided here in hope it will give someone some
- * food for thought. No documentation for the KN05 module has
- * been located so far.
- */
- #ifndef __ASM_MIPS_DEC_KN05_H
- #define __ASM_MIPS_DEC_KN05_H
- #include <asm/dec/ioasic_addrs.h>
- /*
- * The oncard MB (Memory Buffer) ASIC provides an additional address
- * decoder. Certain address ranges within the "high" 16 slots are
- * passed to the I/O ASIC's decoder like with the KN03. Others are
- * handled locally. "Low" slots are always passed.
- */
- #define KN05_MB_ROM (16*IOASIC_SLOT_SIZE) /* KN05 card ROM */
- #define KN05_IOCTL (17*IOASIC_SLOT_SIZE) /* I/O ASIC */
- #define KN05_ESAR (18*IOASIC_SLOT_SIZE) /* LANCE MAC address chip */
- #define KN05_LANCE (19*IOASIC_SLOT_SIZE) /* LANCE Ethernet */
- #define KN05_MB_INT (20*IOASIC_SLOT_SIZE) /* MB interrupt register? */
- #define KN05_MB_UNKN_0 (21*IOASIC_SLOT_SIZE) /* MB unknown register */
- #define KN05_MB_UNKN_1 (22*IOASIC_SLOT_SIZE) /* MB unknown register */
- #define KN05_MB_CSR (23*IOASIC_SLOT_SIZE) /* MB control & status */
- #define KN05_RESERVED_0 (24*IOASIC_SLOT_SIZE) /* unused? */
- #define KN05_RESERVED_1 (25*IOASIC_SLOT_SIZE) /* unused? */
- #define KN05_RESERVED_2 (26*IOASIC_SLOT_SIZE) /* unused? */
- #define KN05_RESERVED_3 (27*IOASIC_SLOT_SIZE) /* unused? */
- #define KN05_SCSI (28*IOASIC_SLOT_SIZE) /* ASC SCSI */
- #define KN05_RESERVED_4 (29*IOASIC_SLOT_SIZE) /* unused? */
- #define KN05_RESERVED_5 (30*IOASIC_SLOT_SIZE) /* unused? */
- #define KN05_RESERVED_6 (31*IOASIC_SLOT_SIZE) /* unused? */
- /*
- * Bits for the MB interrupt (?) register.
- * The register appears read-only.
- */
- #define KN05_MB_INT_TC (1<<0) /* TURBOchannel? */
- #define KN05_MB_INT_RTC (1<<1) /* RTC? */
- /*
- * Bits for the MB control & status register.
- * Set to 0x00bf8001 on my system by the ROM.
- */
- #define KN05_MB_CSR_PF (1<<0) /* ??? */
- #define KN05_MB_CSR_F (1<<1) /* ??? */
- #define KN05_MB_CSR_ECC (0xff<<2) /* ??? */
- #define KN05_MB_CSR_OD (1<<10) /* ??? */
- #define KN05_MB_CSR_CP (1<<11) /* ??? */
- #define KN05_MB_CSR_UNC (1<<12) /* ??? */
- #define KN05_MB_CSR_IM (1<<13) /* ??? */
- #define KN05_MB_CSR_NC (1<<14) /* ??? */
- #define KN05_MB_CSR_EE (1<<15) /* (bus) Exception Enable? */
- #define KN05_MB_CSR_MSK (0x1f<<16) /* ??? */
- #define KN05_MB_CSR_FW (1<<21) /* ??? */
- #endif /* __ASM_MIPS_DEC_KN05_H */