haraldwolff/qemu-patch-raspberry4
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

pseries: Implement RTAS system-reboot call

Browse source 
This patch adds the PAPR defined RTAS system-reboot call to the pseries
machine emulation, providing the guest with a way to trigger a reboot.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
David Gibson 2012-03-29 08:39:47 +11:00 committed by Andreas Färber
parent 8e01f355db
commit c821a43c60
1 changed files with 14 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
hw/spapr_rtas.c
View file

@ -112,6 +112,19 @@ static void rtas_power_off(sPAPREnvironment *spapr,
rtas_st(rets, 0, 0);
}
static void rtas_system_reboot(sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
uint32_t nret, target_ulong rets)
{
if (nargs != 0 || nret != 1) {
rtas_st(rets, 0, -3);
return;
}
qemu_system_reset_request();
rtas_st(rets, 0, 0);
}
static void rtas_query_cpu_stopped_state(sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
@ -294,6 +307,7 @@ static void core_rtas_register_types(void)
spapr_rtas_register("get-time-of-day", rtas_get_time_of_day);
spapr_rtas_register("set-time-of-day", rtas_set_time_of_day);
spapr_rtas_register("power-off", rtas_power_off);
spapr_rtas_register("system-reboot", rtas_system_reboot);
spapr_rtas_register("query-cpu-stopped-state",
rtas_query_cpu_stopped_state);
spapr_rtas_register("start-cpu", rtas_start_cpu);