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ppc/spapr: Add FWNMI System Reset state

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The FWNMI option must deliver system reset interrupts to their
registered address, and there are a few constraints on the handler
addresses specified in PAPR. Add the system reset address state and
checks.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Message-Id: <20200316142613.121089-4-npiggin@gmail.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviwed-by: Mahesh Salgaonkar <mahesh@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Nicholas Piggin 2020-03-17 00:26:08 +10:00 • committed by David Gibson
parent 8af7e1fe6f
commit edfdbf9c6b
3 changed files with 17 additions and 2 deletions
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3
include/hw/ppc/spapr.h
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@ -194,9 +194,10 @@ struct SpaprMachineState {
/* State related to FWNMI option */
/* Machine Check Notification Routine address
/* System Reset and Machine Check Notification Routine addresses
* registered by "ibm,nmi-register" RTAS call.
*/
target_ulong fwnmi_system_reset_addr;
target_ulong fwnmi_machine_check_addr;
/* Machine Check FWNMI synchronization, fwnmi_machine_check_interlock is