ppc: Update cpu_model in MachineState

Keep cpu_model field in MachineState uptodate so that it can be used
from the CPU hotplug path.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>

6 files changed, 20 insertions, 25 deletions

diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
index 0f3e341..77d5c81 100644
--- a/hw/ppc/mac_newworld.c
+++ b/hw/ppc/mac_newworld.c
@@ -145,7 +145,6 @@ static void ppc_core99_reset(void *opaque)
 static void ppc_core99_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -182,14 +181,15 @@ static void ppc_core99_init(MachineState *machine)
     linux_boot = (kernel_filename != NULL);
 
     /* init CPUs */
-    if (cpu_model == NULL)
+    if (machine->cpu_model == NULL) {
 #ifdef TARGET_PPC64
-        cpu_model = "970fx";
+        machine->cpu_model = "970fx";
 #else
-        cpu_model = "G4";
+        machine->cpu_model = "G4";
 #endif
+    }
     for (i = 0; i < smp_cpus; i++) {
-        cpu = cpu_ppc_init(cpu_model);
+        cpu = cpu_ppc_init(machine->cpu_model);
         if (cpu == NULL) {
             fprintf(stderr, "Unable to find PowerPC CPU definition\n");
             exit(1);
diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c
index 99879dd..06fdbaf 100644
--- a/hw/ppc/mac_oldworld.c
+++ b/hw/ppc/mac_oldworld.c
@@ -75,7 +75,6 @@ static void ppc_heathrow_reset(void *opaque)
 static void ppc_heathrow_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -107,10 +106,10 @@ static void ppc_heathrow_init(MachineState *machine)
     linux_boot = (kernel_filename != NULL);
 
     /* init CPUs */
-    if (cpu_model == NULL)
-        cpu_model = "G3";
+    if (machine->cpu_model == NULL)
+        machine->cpu_model = "G3";
     for (i = 0; i < smp_cpus; i++) {
-        cpu = cpu_ppc_init(cpu_model);
+        cpu = cpu_ppc_init(machine->cpu_model);
         if (cpu == NULL) {
             fprintf(stderr, "Unable to find PowerPC CPU definition\n");
             exit(1);
diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c
index 778970a..032fa80 100644
--- a/hw/ppc/ppc440_bamboo.c
+++ b/hw/ppc/ppc440_bamboo.c
@@ -159,7 +159,6 @@ static void main_cpu_reset(void *opaque)
 static void bamboo_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -184,10 +183,10 @@ static void bamboo_init(MachineState *machine)
     int i;
 
     /* Setup CPU. */
-    if (cpu_model == NULL) {
-        cpu_model = "440EP";
+    if (machine->cpu_model == NULL) {
+        machine->cpu_model = "440EP";
     }
-    cpu = cpu_ppc_init(cpu_model);
+    cpu = cpu_ppc_init(machine->cpu_model);
     if (cpu == NULL) {
         fprintf(stderr, "Unable to initialize CPU!\n");
         exit(1);
diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c
index 998ee2d..45b5f62 100644
--- a/hw/ppc/prep.c
+++ b/hw/ppc/prep.c
@@ -506,7 +506,6 @@ static int PPC_NVRAM_set_params (Nvram *nvram, uint16_t NVRAM_size,
 static void ppc_prep_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -536,10 +535,10 @@ static void ppc_prep_init(MachineState *machine)
     linux_boot = (kernel_filename != NULL);
 
     /* init CPUs */
-    if (cpu_model == NULL)
-        cpu_model = "602";
+    if (machine->cpu_model == NULL)
+        machine->cpu_model = "602";
     for (i = 0; i < smp_cpus; i++) {
-        cpu = cpu_ppc_init(cpu_model);
+        cpu = cpu_ppc_init(machine->cpu_model);
         if (cpu == NULL) {
             fprintf(stderr, "Unable to find PowerPC CPU definition\n");
             exit(1);
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index fd371c1..5ca817c 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1440,7 +1440,6 @@ static void spapr_cpu_init(sPAPRMachineState *spapr, PowerPCCPU *cpu)
 static void ppc_spapr_init(MachineState *machine)
 {
     sPAPRMachineState *spapr = SPAPR_MACHINE(machine);
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -1520,11 +1519,11 @@ static void ppc_spapr_init(MachineState *machine)
                                   XICS_IRQS);
 
     /* init CPUs */
-    if (cpu_model == NULL) {
-        cpu_model = kvm_enabled() ? "host" : "POWER7";
+    if (machine->cpu_model == NULL) {
+        machine->cpu_model = kvm_enabled() ? "host" : "POWER7";
     }
     for (i = 0; i < smp_cpus; i++) {
-        cpu = cpu_ppc_init(cpu_model);
+        cpu = cpu_ppc_init(machine->cpu_model);
         if (cpu == NULL) {
             fprintf(stderr, "Unable to find PowerPC CPU definition\n");
             exit(1);
diff --git a/hw/ppc/virtex_ml507.c b/hw/ppc/virtex_ml507.c
index 439732f..de86f7c 100644
--- a/hw/ppc/virtex_ml507.c
+++ b/hw/ppc/virtex_ml507.c
@@ -197,7 +197,6 @@ static int xilinx_load_device_tree(hwaddr addr,
 static void virtex_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     hwaddr initrd_base = 0;
@@ -214,11 +213,11 @@ static void virtex_init(MachineState *machine)
     int i;
 
     /* init CPUs */
-    if (cpu_model == NULL) {
-        cpu_model = "440-Xilinx";
+    if (machine->cpu_model == NULL) {
+        machine->cpu_model = "440-Xilinx";
     }
 
-    cpu = ppc440_init_xilinx(&ram_size, 1, cpu_model, 400000000);
+    cpu = ppc440_init_xilinx(&ram_size, 1, machine->cpu_model, 400000000);
     env = &cpu->env;
     qemu_register_reset(main_cpu_reset, cpu);