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Merge zizzer:/bk/m5 into zeep.eecs.umich.edu:/z/saidi/work/m5

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--HG--
extra : convert_revision : eec2cf5ef2f8452bca955fd8aecb062d07502b0b
This commit is contained in:
Ali Saidi 2004-06-30 16:06:50 -04:00
commit bf32875fc4
1 changed files with 21 additions and 0 deletions
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21
kern/linux/linux_system.cc
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@ -51,6 +51,7 @@
#include "dev/platform.hh" #include "dev/platform.hh"
#include "targetarch/isa_traits.hh" #include "targetarch/isa_traits.hh"
#include "targetarch/vtophys.hh" #include "targetarch/vtophys.hh"
#include "sim/debug.hh"
extern SymbolTable *debugSymbolTable; extern SymbolTable *debugSymbolTable;
@ -188,6 +189,26 @@ LinuxSystem::LinuxSystem(const string _name, const uint64_t _init_param,
} else } else
panic("could not find hwprb to set system type/variation\n"); panic("could not find hwprb to set system type/variation\n");
/**
* EV5 only supports 127 ASNs so we are going to tell the kernel that the
* paritiuclar EV6 we have only supports 127 asns.
* @todo At some point we should change ev5.hh and the palcode to support
* 255 ASNs.
*/
if (kernelSymtab->findAddress("dp264_mv", addr)) {
Addr paddr = vtophys(physmem, addr);
char *dp264_mv = (char *)physmem->dma_addr(paddr, sizeof(uint64_t));
if (dp264_mv) {
*(uint32_t*)(dp264_mv+0x18) = htoa((uint32_t)127);
} else
panic("could not translate dp264_mv addr to set the MAX_ASN to 127\n");
} else
panic("could not find dp264_mv to set the MAX_ASN to 127\n");
#ifdef DEBUG #ifdef DEBUG
if (kernelSymtab->findAddress("panic", addr)) if (kernelSymtab->findAddress("panic", addr))
kernelPanicEvent->schedule(addr); kernelPanicEvent->schedule(addr);