86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
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/*
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** asm-ppc/amigappc.h -- This header defines some values and pointers for
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** the Phase 5 PowerUp card.
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**
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** Copyright 1997, 1998 by Phase5, Germany.
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**
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** This file is subject to the terms and conditions of the GNU General Public
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** License. See the file COPYING in the main directory of this archive
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** for more details.
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**
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** Created: 7/22/97 by Jesper Skov
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*/
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#ifdef __KERNEL__
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#ifndef _M68K_AMIGAPPC_H
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#define _M68K_AMIGAPPC_H
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#ifndef __ASSEMBLY__
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/* #include <asm/system.h> */
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#define mb() __asm__ __volatile__ ("sync" : : : "memory")
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#define APUS_WRITE(_a_, _v_) \
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do { \
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(*((volatile unsigned char *)(_a_)) = (_v_)); \
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mb(); \
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} while (0)
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#define APUS_READ(_a_, _v_) \
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do { \
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(_v_) = (*((volatile unsigned char *)(_a_))); \
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mb(); \
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} while (0)
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#endif /* ndef __ASSEMBLY__ */
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/* Maybe add a [#ifdef WANT_ZTWOBASE] condition to amigahw.h? */
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#define zTwoBase (0x80000000)
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#define APUS_IPL_BASE (zTwoBase + 0x00f60000)
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#define APUS_REG_RESET (APUS_IPL_BASE + 0x00)
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#define APUS_REG_WAITSTATE (APUS_IPL_BASE + 0x10)
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#define APUS_REG_SHADOW (APUS_IPL_BASE + 0x18)
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#define APUS_REG_LOCK (APUS_IPL_BASE + 0x20)
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#define APUS_REG_INT (APUS_IPL_BASE + 0x28)
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#define APUS_IPL_EMU (APUS_IPL_BASE + 0x30)
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#define APUS_INT_LVL (APUS_IPL_BASE + 0x38)
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#define REGSHADOW_SETRESET (0x80)
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#define REGSHADOW_SELFRESET (0x40)
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#define REGLOCK_SETRESET (0x80)
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#define REGLOCK_BLACKMAGICK1 (0x40)
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#define REGLOCK_BLACKMAGICK2 (0x20)
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#define REGLOCK_BLACKMAGICK3 (0x10)
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#define REGWAITSTATE_SETRESET (0x80)
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#define REGWAITSTATE_PPCW (0x08)
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#define REGWAITSTATE_PPCR (0x04)
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#define REGRESET_SETRESET (0x80)
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#define REGRESET_PPCRESET (0x10)
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#define REGRESET_M68KRESET (0x08)
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#define REGRESET_AMIGARESET (0x04)
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#define REGRESET_AUXRESET (0x02)
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#define REGRESET_SCSIRESET (0x01)
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#define REGINT_SETRESET (0x80)
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#define REGINT_ENABLEIPL (0x02)
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#define REGINT_INTMASTER (0x01)
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#define IPLEMU_SETRESET (0x80)
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#define IPLEMU_DISABLEINT (0x40)
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#define IPLEMU_IPL2 (0x20)
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#define IPLEMU_IPL1 (0x10)
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#define IPLEMU_IPL0 (0x08)
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#define IPLEMU_PPCIPL2 (0x04)
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#define IPLEMU_PPCIPL1 (0x02)
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#define IPLEMU_PPCIPL0 (0x01)
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#define IPLEMU_IPLMASK (IPLEMU_PPCIPL2|IPLEMU_PPCIPL1|IPLEMU_PPCIPL0)
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#define INTLVL_SETRESET (0x80)
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#define INTLVL_MASK (0x7f)
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#endif /* _M68k_AMIGAPPC_H */
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#endif /* __KERNEL__ */
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