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ppc/pegasos2: Implement power-off RTAS function with VOF 

This only helps Linux guests as only that seems to use it.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Message-Id: <1c1e030f2bbc86e950b3310fb5922facdc21ef86.1634241019.git.balaton@eik.bme.hu>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
BALATON Zoltan 2021-10-14 21:50:19 +02:00 committed by David Gibson
parent d200ea14b7
commit 284c0486e7
1 changed files with 11 additions and 0 deletions
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11
hw/ppc/pegasos2.c
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@ -22,6 +22,7 @@
#include "hw/i2c/smbus_eeprom.h"
#include "hw/qdev-properties.h"
#include "sysemu/reset.h"
#include "sysemu/runstate.h"
#include "hw/boards.h"
#include "hw/loader.h"
#include "hw/fw-path-provider.h"
@ -429,6 +430,16 @@ static target_ulong pegasos2_rtas(PowerPCCPU *cpu, Pegasos2MachineState *pm,
qemu_log_mask(LOG_UNIMP, "%c", ldl_be_phys(as, args));
stl_be_phys(as, rets, 0);
return H_SUCCESS;
case RTAS_POWER_OFF:
{
if (nargs != 2 || nrets != 1) {
stl_be_phys(as, rets, -1);
return H_PARAMETER;
}
qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
stl_be_phys(as, rets, 0);
return H_SUCCESS;
}
default:
qemu_log_mask(LOG_UNIMP, "Unknown RTAS token %u (args=%u, rets=%u)\n",
token, nargs, nrets);