E450 panic - SNAP 20030423 5.0-Current

[Jake Burkholder]

Apparently, On Thu, May 01, 2003 at 02:33:42AM +0200,
	Thomas Moestl said words to the effect of;

> On Wed, 2003/04/30 at 17:30:03 +1000, Brian Denehy wrote:
> > Hi folks,
> > 
> > 
> > I'm trying to use sparc64 for the first time - any ideas on this problem? 
> > The CURRENT hardware release notes suggest it should boot.
> > [...]
> 
> Looks like you were might have been running out of DVMA; the attached
> patch, which I will commit shortly, should fix that (getbaddrcb() in
> sym does not detect errors reliably, so this is just an assumption). 
> 

Can you commit this so I can build a new snapshot for people with e450s
to test?

Thanks,
Jake

> Index: sparc64/sparc64/iommu.c
> ===================================================================
> RCS file: /d/ncvs/src/sys/sparc64/sparc64/iommu.c,v
> retrieving revision 1.24
> diff -u -r1.24 iommu.c
> --- sparc64/sparc64/iommu.c	10 Apr 2003 23:03:33 -0000	1.24
> +++ sparc64/sparc64/iommu.c	1 May 2003 00:33:10 -0000
> @@ -143,7 +143,7 @@
>  /*
>   * Tuning constants.
>   */
> -#define	IOMMU_MAX_PRE		(128 * 1024)
> +#define	IOMMU_MAX_PRE		(32 * 1024)
>  #define	IOMMU_MAX_PRE_SEG	3
>  
>  MALLOC_DEFINE(M_IOMMU, "dvmamem", "IOMMU DVMA Buffers");
> Index: sparc64/pci/psycho.c
> ===================================================================
> RCS file: /d/ncvs/src/sys/sparc64/pci/psycho.c,v
> retrieving revision 1.31
> diff -u -r1.31 psycho.c
> --- sparc64/pci/psycho.c	10 Apr 2003 23:03:33 -0000	1.31
> +++ sparc64/pci/psycho.c	1 May 2003 00:33:19 -0000
> @@ -571,7 +571,7 @@
>  		sc->sc_is->is_sb[1] = 0;
>  		if (OF_getproplen(sc->sc_node, "no-streaming-cache") < 0)
>  			sc->sc_is->is_sb[0] = sc->sc_pcictl + PCR_STRBUF;
> -		psycho_iommu_init(sc, 2);
> +		psycho_iommu_init(sc, 3);
>  	} else {
>  		/* Just copy IOMMU state, config tag and address */
>  		sc->sc_is = osc->sc_is;
> Index: sparc64/sbus/sbus.c
> ===================================================================
> RCS file: /d/ncvs/src/sys/sparc64/sbus/sbus.c,v
> retrieving revision 1.16
> diff -u -r1.16 sbus.c
> --- sparc64/sbus/sbus.c	12 Apr 2003 06:43:28 -0000	1.16
> +++ sparc64/sbus/sbus.c	1 May 2003 00:33:44 -0000
> @@ -430,7 +430,7 @@
>  	 * DMA pointer will be translated by the first page of the IOTSB.
>  	 * To detect bugs we'll allocate and ignore the first entry.
>  	 */
> -	iommu_init(name, &sc->sc_is, 2, -1, 1);
> +	iommu_init(name, &sc->sc_is, 3, -1, 1);
>  
>  	/* Enable the over-temperature and power-fail intrrupts. */
>  	rid = 0;

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