Revision fad37673 hw/s390-virtio.c
| b/hw/s390-virtio.c | ||
|---|---|---|
| 147 | 147 |
return s390_running_cpus; |
| 148 | 148 |
} |
| 149 | 149 |
|
| 150 |
void s390_init_ipl_dev(const char *kernel_filename, |
|
| 151 |
const char *kernel_cmdline, |
|
| 152 |
const char *initrd_filename) |
|
| 153 |
{
|
|
| 154 |
DeviceState *dev; |
|
| 155 |
|
|
| 156 |
dev = qdev_create(NULL, "s390-ipl"); |
|
| 157 |
if (kernel_filename) {
|
|
| 158 |
qdev_prop_set_string(dev, "kernel", kernel_filename); |
|
| 159 |
} |
|
| 160 |
if (initrd_filename) {
|
|
| 161 |
qdev_prop_set_string(dev, "initrd", initrd_filename); |
|
| 162 |
} |
|
| 163 |
qdev_prop_set_string(dev, "cmdline", kernel_cmdline); |
|
| 164 |
qdev_init_nofail(dev); |
|
| 165 |
} |
|
| 166 |
|
|
| 167 |
void s390_init_cpus(const char *cpu_model, uint8_t *storage_keys) |
|
| 168 |
{
|
|
| 169 |
int i; |
|
| 170 |
|
|
| 171 |
if (cpu_model == NULL) {
|
|
| 172 |
cpu_model = "host"; |
|
| 173 |
} |
|
| 174 |
|
|
| 175 |
ipi_states = g_malloc(sizeof(S390CPU *) * smp_cpus); |
|
| 176 |
|
|
| 177 |
for (i = 0; i < smp_cpus; i++) {
|
|
| 178 |
S390CPU *cpu; |
|
| 179 |
|
|
| 180 |
cpu = cpu_s390x_init(cpu_model); |
|
| 181 |
|
|
| 182 |
ipi_states[i] = cpu; |
|
| 183 |
cpu->env.halted = 1; |
|
| 184 |
cpu->env.exception_index = EXCP_HLT; |
|
| 185 |
cpu->env.storage_keys = storage_keys; |
|
| 186 |
} |
|
| 187 |
} |
|
| 188 |
|
|
| 189 |
|
|
| 190 |
void s390_create_virtio_net(BusState *bus, const char *name) |
|
| 191 |
{
|
|
| 192 |
int i; |
|
| 193 |
|
|
| 194 |
for (i = 0; i < nb_nics; i++) {
|
|
| 195 |
NICInfo *nd = &nd_table[i]; |
|
| 196 |
DeviceState *dev; |
|
| 197 |
|
|
| 198 |
if (!nd->model) {
|
|
| 199 |
nd->model = g_strdup("virtio");
|
|
| 200 |
} |
|
| 201 |
|
|
| 202 |
if (strcmp(nd->model, "virtio")) {
|
|
| 203 |
fprintf(stderr, "S390 only supports VirtIO nics\n"); |
|
| 204 |
exit(1); |
|
| 205 |
} |
|
| 206 |
|
|
| 207 |
dev = qdev_create(bus, name); |
|
| 208 |
qdev_set_nic_properties(dev, nd); |
|
| 209 |
qdev_init_nofail(dev); |
|
| 210 |
} |
|
| 211 |
} |
|
| 212 |
|
|
| 150 | 213 |
/* PC hardware initialisation */ |
| 151 | 214 |
static void s390_init(QEMUMachineInitArgs *args) |
| 152 | 215 |
{
|
| 153 | 216 |
ram_addr_t my_ram_size = args->ram_size; |
| 154 |
const char *cpu_model = args->cpu_model; |
|
| 155 |
CPUS390XState *env = NULL; |
|
| 156 |
DeviceState *dev; |
|
| 157 | 217 |
MemoryRegion *sysmem = get_system_memory(); |
| 158 | 218 |
MemoryRegion *ram = g_new(MemoryRegion, 1); |
| 159 | 219 |
int shift = 0; |
| ... | ... | |
| 161 | 221 |
void *virtio_region; |
| 162 | 222 |
hwaddr virtio_region_len; |
| 163 | 223 |
hwaddr virtio_region_start; |
| 164 |
int i; |
|
| 165 | 224 |
|
| 166 | 225 |
/* s390x ram size detection needs a 16bit multiplier + an increment. So |
| 167 | 226 |
guests > 64GB can be specified in 2MB steps etc. */ |
| ... | ... | |
| 176 | 235 |
/* get a BUS */ |
| 177 | 236 |
s390_bus = s390_virtio_bus_init(&my_ram_size); |
| 178 | 237 |
s390_sclp_init(); |
| 179 |
dev = qdev_create(NULL, "s390-ipl"); |
|
| 180 |
if (args->kernel_filename) {
|
|
| 181 |
qdev_prop_set_string(dev, "kernel", args->kernel_filename); |
|
| 182 |
} |
|
| 183 |
if (args->initrd_filename) {
|
|
| 184 |
qdev_prop_set_string(dev, "initrd", args->initrd_filename); |
|
| 185 |
} |
|
| 186 |
qdev_prop_set_string(dev, "cmdline", args->kernel_cmdline); |
|
| 187 |
qdev_init_nofail(dev); |
|
| 238 |
s390_init_ipl_dev(args->kernel_filename, args->kernel_cmdline, |
|
| 239 |
args->initrd_filename); |
|
| 188 | 240 |
|
| 189 | 241 |
/* register hypercalls */ |
| 190 | 242 |
s390_virtio_register_hcalls(); |
| ... | ... | |
| 207 | 259 |
storage_keys = g_malloc0(my_ram_size / TARGET_PAGE_SIZE); |
| 208 | 260 |
|
| 209 | 261 |
/* init CPUs */ |
| 210 |
if (cpu_model == NULL) {
|
|
| 211 |
cpu_model = "host"; |
|
| 212 |
} |
|
| 213 |
|
|
| 214 |
ipi_states = g_malloc(sizeof(S390CPU *) * smp_cpus); |
|
| 215 |
|
|
| 216 |
for (i = 0; i < smp_cpus; i++) {
|
|
| 217 |
S390CPU *cpu; |
|
| 218 |
CPUS390XState *tmp_env; |
|
| 219 |
|
|
| 220 |
cpu = cpu_s390x_init(cpu_model); |
|
| 221 |
tmp_env = &cpu->env; |
|
| 222 |
if (!env) {
|
|
| 223 |
env = tmp_env; |
|
| 224 |
} |
|
| 225 |
ipi_states[i] = cpu; |
|
| 226 |
tmp_env->halted = 1; |
|
| 227 |
tmp_env->exception_index = EXCP_HLT; |
|
| 228 |
tmp_env->storage_keys = storage_keys; |
|
| 229 |
} |
|
| 230 |
|
|
| 262 |
s390_init_cpus(args->cpu_model, storage_keys); |
|
| 231 | 263 |
|
| 232 | 264 |
/* Create VirtIO network adapters */ |
| 233 |
for(i = 0; i < nb_nics; i++) {
|
|
| 234 |
NICInfo *nd = &nd_table[i]; |
|
| 235 |
DeviceState *dev; |
|
| 236 |
|
|
| 237 |
if (!nd->model) {
|
|
| 238 |
nd->model = g_strdup("virtio");
|
|
| 239 |
} |
|
| 240 |
|
|
| 241 |
if (strcmp(nd->model, "virtio")) {
|
|
| 242 |
fprintf(stderr, "S390 only supports VirtIO nics\n"); |
|
| 243 |
exit(1); |
|
| 244 |
} |
|
| 245 |
|
|
| 246 |
dev = qdev_create((BusState *)s390_bus, "virtio-net-s390"); |
|
| 247 |
qdev_set_nic_properties(dev, nd); |
|
| 248 |
qdev_init_nofail(dev); |
|
| 249 |
} |
|
| 265 |
s390_create_virtio_net((BusState *)s390_bus, "virtio-net-s390"); |
|
| 250 | 266 |
} |
| 251 | 267 |
|
| 252 | 268 |
static QEMUMachine s390_machine = {
|
Also available in: Unified diff