a3000 hack
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@ -1,7 +1,7 @@
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/* Authors: Markus Wild, Bryan Ford, Niklas Hallqvist
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* Michael L. Hitch - initial 68040 support
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*
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* $Id: amiga_init.c,v 1.20 1994/06/16 15:04:59 chopps Exp $
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* $Id: amiga_init.c,v 1.21 1994/06/21 04:06:45 chopps Exp $
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -637,6 +637,21 @@ start_c(id, fphystart, fphysize, cphysize, esym_addr)
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custom.intreq = 0x7fff; /* clear any current */
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ciaa.icr = 0x7f; /* and keyboard */
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ciab.icr = 0x7f; /* and again */
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/*
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* This is needed for 3000's with superkick ROM's. Bit 7 of
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* 0xde0002 enables the ROM if set. If this isn't set the machine
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* has to be powercycled in order for it to boot again. ICKA! RFH
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*/
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if (is_a3000()) {
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volatile unsigned char *a3000_magic_reset;
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a3000_magic_reset = (unsigned char *)ztwomap(0xde0002);
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/* Turn SuperKick ROM (V36) back on */
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*a3000_magic_reset |= 0x80;
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}
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}
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