Re: RHEL 3 WS kernel broken on hp workstation i2000 (BigSur)?

Thank you for the patch Bill. I'll try it tonight. BTW, will Itanium
CPUs be supported by the final release of RHEL 3 WS or never? Is this
kernel-related?


Le lun 15/09/2003 à 06:09, Bill Nottingham a écrit :
> Emeric Maschino ([email protected]) said: 
> > Trying to install RHEL 3 WS (ia64) on an hp workstation i2000 (Itanium,
> > not Itanium2-based) crashes during the initial load of the kernel 
> > with the following message:
> > 
> > ACPI: SCI (IRQ-1) allocation failed
> >  ACPI-0133: *** Error: Unable to install System Control Interrupt 
> > Handler, AE_NOT_REQUIRED
> > ACPI: Unable to start the ACPI Interpreter
> > Trying to free free IRQ0
> > CPU0: checking for saved MCA error records
> 
> Known issue, patch attached. Note that Itanium I cpus
> are *not* supported by this release.
> 
> Bill
> ----
> 

> >From [email protected] Wed Aug  6 17:54:57 2003
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> From: Bjorn Helgaas <[email protected]>
> To: "H. J. Lu" <hjl-8HFB7qzu3A/[email protected]>, linux ia64 kernel <[email protected]>
> Subject: Re: 2.4 PATCH: Fix acpi for bigsur
> Date: Wed, 6 Aug 2003 15:54:49 -0600
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> 
> > I need this patch to get the current 2.4 kernel to boot on bigsur.
> 
> I reproduced that problem, and applied the following patch for 2.4
> (this is what we had in 2.4.21, prior to the big ACPI update in 2.4).
> 
> Andy, can you apply this to ACPI?  It's needed for both 2.4 and 2.5
> ia64 kernels.  The problem is that on machines with an 8259, the
> SCI interrupt might be a legacy ISA IRQ, not a GSI.
> 
> I'm not thrilled about the name "acpi_irq_to_vector".  Something
> like "acpi_interrupt_to_irq" seems like it would fit the usage better.
> Suggestions?
> 
> Bjorn
> 
> 
> ===== drivers/acpi/osl.c 1.27 vs edited =====
> --- 1.27/drivers/acpi/osl.c	Thu Jul 10 04:20:31 2003
> +++ edited/drivers/acpi/osl.c	Wed Aug  6 16:16:38 2003
> @@ -251,7 +251,12 @@
>  	irq = acpi_fadt.sci_int;
>  
>  #ifdef CONFIG_IA64
> -	irq = gsi_to_vector(irq);
> +	irq = acpi_irq_to_vector(irq);
> +	if (irq < 0) {
> +		printk(KERN_ERR PREFIX "SCI (ACPI interrupt %d) not registerd\n",
> +		       acpi_fadt.sci_int);
> +		return AE_OK;
> +	}
>  #endif
>  	acpi_irq_irq = irq;
>  	acpi_irq_handler = handler;
> @@ -269,7 +274,7 @@
>  {
>  	if (acpi_irq_handler) {
>  #ifdef CONFIG_IA64
> -		irq = gsi_to_vector(irq);
> +		irq = acpi_irq_to_vector(irq);
>  #endif
>  		free_irq(irq, acpi_irq);
>  		acpi_irq_handler = NULL;
> 
> -
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