Date: Sat, 7 Jun 2003 04:33:03 -0700 (PDT) From: Juli Mallett <jmallett@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 32740 for review Message-ID: <200306071133.h57BX3KK035717@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=32740 Change 32740 by jmallett@jmallett_dalek on 2003/06/07 04:32:03 Call TLBMod (and others, in time) handler before deciding this is quite a _fatal_ trap. Affected files ... .. //depot/projects/mips/sys/mips/mips/trap.c#8 edit Differences ... ==== //depot/projects/mips/sys/mips/mips/trap.c#8 (text+ko) ==== @@ -84,6 +84,20 @@ code = (cause & MIPS3_CR_EXC_CODE) >> MIPS_CR_EXC_CODE_SHIFT; kernelmode = (tf->tf_regs[TF_SR] & MIPS_SR_KSU_USER) == 0; + + /* + * Handle that which we can. + */ + switch (code) { + case T_TLB_MOD: + /* XXX Kernel only. */ + tlb_modified(badvaddr); + return; + default: + /* Fatal! */ + break; + } + printf("\n\nFatal trap type %d in %s mode:", code, kernelmode ? "kernel" : "user"); if (code <= MAXTRAPID && code >= 0) { @@ -109,10 +123,6 @@ kdb_trap(code, tf); break; #endif - case T_TLB_MOD: - /* XXX Kernel only. */ - pmap_tlb_modified(badvaddr); - return; default: goto dopanic; }
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