diff options
| -rw-r--r-- | hw/ppc/spapr.c | 9 | ||||
| -rw-r--r-- | hw/ppc/spapr_rtas.c | 15 | ||||
| -rw-r--r-- | include/hw/ppc/spapr.h | 3 |
3 files changed, 25 insertions, 2 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 5cb452f..6bb646c 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -502,6 +502,15 @@ static void *spapr_create_fdt_skel(hwaddr initrd_base, _FDT((fdt_property_cell(fdt, "rtas-error-log-max", RTAS_ERROR_LOG_MAX))); + /* + * According to PAPR, rtas ibm,os-term, does not gaurantee a return + * back to the guest cpu. + * + * While an additional ibm,extended-os-term property indicates that + * rtas call return will always occur. Set this property. + */ + _FDT((fdt_property(fdt, "ibm,extended-os-term", NULL, 0))); + _FDT((fdt_end_node(fdt))); /* interrupt controller */ diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c index 9ba1ba6..2ec2a8e 100644 --- a/hw/ppc/spapr_rtas.c +++ b/hw/ppc/spapr_rtas.c @@ -277,6 +277,19 @@ static void rtas_ibm_set_system_parameter(PowerPCCPU *cpu, rtas_st(rets, 0, ret); } +static void rtas_ibm_os_term(PowerPCCPU *cpu, + sPAPREnvironment *spapr, + uint32_t token, uint32_t nargs, + target_ulong args, + uint32_t nret, target_ulong rets) +{ + target_ulong ret = 0; + + qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE, &error_abort); + + rtas_st(rets, 0, ret); +} + static struct rtas_call { const char *name; spapr_rtas_fn fn; @@ -404,6 +417,8 @@ static void core_rtas_register_types(void) spapr_rtas_register(RTAS_IBM_SET_SYSTEM_PARAMETER, "ibm,set-system-parameter", rtas_ibm_set_system_parameter); + spapr_rtas_register(RTAS_IBM_OS_TERM, "ibm,os-term", + rtas_ibm_os_term); } type_init(core_rtas_register_types) diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h index bbba51a..7fff979 100644 --- a/include/hw/ppc/spapr.h +++ b/include/hw/ppc/spapr.h @@ -382,9 +382,8 @@ int spapr_allocate_irq_block(int num, bool lsi, bool msi); #define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D) #define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E) #define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F) -#define RTAS_IBM_EXTENDED_OS_TERM (RTAS_TOKEN_BASE + 0x20) -#define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x21) +#define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x20) /* RTAS ibm,get-system-parameter token values */ #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20 |
