* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
+#include "qemu/osdep.h"
+#include "qemu/error-report.h"
+#include "qapi/error.h"
#include "hw/hw.h"
+#include "qemu/log.h"
#include "sysemu/sysemu.h"
#include "hw/boards.h"
-#include "monitor/monitor.h"
#include "hw/loader.h"
#include "elf.h"
#include "hw/sysbus.h"
#include "hw/ppc/spapr.h"
#include "hw/ppc/spapr_vio.h"
#include "hw/ppc/xics.h"
+#include "hw/ppc/fdt.h"
+#include "trace.h"
#include <libfdt.h>
-/* #define DEBUG_SPAPR */
-
-#ifdef DEBUG_SPAPR
-#define DPRINTF(fmt, ...) \
- do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF(fmt, ...) \
- do { } while (0)
-#endif
-
static Property spapr_vio_props[] = {
DEFINE_PROP_UINT32("irq", VIOsPAPRDevice, irq, 0), \
DEFINE_PROP_END_OF_LIST(),
{
VIOsPAPRDevice *dev = VIO_SPAPR_DEVICE(qdev);
VIOsPAPRDeviceClass *pc = VIO_SPAPR_DEVICE_GET_CLASS(dev);
- char *name;
/* Device tree style name device@reg */
- name = g_strdup_printf("%s@%x", pc->dt_name, dev->reg);
-
- return name;
+ return g_strdup_printf("%s@%x", pc->dt_name, dev->reg);
}
static void spapr_vio_bus_class_init(ObjectClass *klass, void *data)
/*
* CRQ handling
*/
-static target_ulong h_reg_crq(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+static target_ulong h_reg_crq(PowerPCCPU *cpu, sPAPRMachineState *spapr,
target_ulong opcode, target_ulong *args)
{
target_ulong reg = args[0];
dev->crq.qsize = queue_len;
dev->crq.qnext = 0;
- DPRINTF("CRQ for dev 0x" TARGET_FMT_lx " registered at 0x"
- TARGET_FMT_lx "/0x" TARGET_FMT_lx "\n",
- reg, queue_addr, queue_len);
+ trace_spapr_vio_h_reg_crq(reg, queue_addr, queue_len);
return H_SUCCESS;
}
dev->crq.qsize = 0;
dev->crq.qnext = 0;
- DPRINTF("CRQ for dev 0x%" PRIx32 " freed\n", dev->reg);
+ trace_spapr_vio_free_crq(dev->reg);
return H_SUCCESS;
}
-static target_ulong h_free_crq(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+static target_ulong h_free_crq(PowerPCCPU *cpu, sPAPRMachineState *spapr,
target_ulong opcode, target_ulong *args)
{
target_ulong reg = args[0];
return free_crq(dev);
}
-static target_ulong h_send_crq(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+static target_ulong h_send_crq(PowerPCCPU *cpu, sPAPRMachineState *spapr,
target_ulong opcode, target_ulong *args)
{
target_ulong reg = args[0];
return H_HARDWARE;
}
-static target_ulong h_enable_crq(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+static target_ulong h_enable_crq(PowerPCCPU *cpu, sPAPRMachineState *spapr,
target_ulong opcode, target_ulong *args)
{
target_ulong reg = args[0];
uint8_t byte;
if (!dev->crq.qsize) {
- fprintf(stderr, "spapr_vio_send_creq on uninitialized queue\n");
+ error_report("spapr_vio_send_creq on uninitialized queue");
return -1;
}
free_crq(dev);
}
-static void rtas_set_tce_bypass(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+void spapr_vio_set_bypass(VIOsPAPRDevice *dev, bool bypass)
+{
+ if (!dev->tcet) {
+ return;
+ }
+
+ memory_region_set_enabled(&dev->mrbypass, bypass);
+ memory_region_set_enabled(spapr_tce_get_iommu(dev->tcet), !bypass);
+
+ dev->tcet->bypass = bypass;
+}
+
+static void rtas_set_tce_bypass(PowerPCCPU *cpu, sPAPRMachineState *spapr,
uint32_t token,
uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets)
return;
}
- spapr_tce_set_bypass(dev->tcet, !!enable);
+ spapr_vio_set_bypass(dev, !!enable);
rtas_st(rets, 0, RTAS_OUT_SUCCESS);
}
-static void rtas_quiesce(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+static void rtas_quiesce(PowerPCCPU *cpu, sPAPRMachineState *spapr,
uint32_t token,
uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets)
static VIOsPAPRDevice *reg_conflict(VIOsPAPRDevice *dev)
{
- VIOsPAPRBus *bus = DO_UPCAST(VIOsPAPRBus, bus, dev->qdev.parent_bus);
+ VIOsPAPRBus *bus = SPAPR_VIO_BUS(dev->qdev.parent_bus);
BusChild *kid;
VIOsPAPRDevice *other;
dev->signal_state = 0;
+ spapr_vio_set_bypass(dev, false);
if (pc->reset) {
pc->reset(dev);
}
}
-static int spapr_vio_busdev_init(DeviceState *qdev)
+static void spapr_vio_busdev_realize(DeviceState *qdev, Error **errp)
{
+ sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
VIOsPAPRDevice *dev = (VIOsPAPRDevice *)qdev;
VIOsPAPRDeviceClass *pc = VIO_SPAPR_DEVICE_GET_CLASS(dev);
char *id;
+ Error *local_err = NULL;
if (dev->reg != -1) {
/*
VIOsPAPRDevice *other = reg_conflict(dev);
if (other) {
- fprintf(stderr, "vio: %s and %s devices conflict at address %#x\n",
- object_get_typename(OBJECT(qdev)),
- object_get_typename(OBJECT(&other->qdev)),
- dev->reg);
- return -1;
+ error_setg(errp, "%s and %s devices conflict at address %#x",
+ object_get_typename(OBJECT(qdev)),
+ object_get_typename(OBJECT(&other->qdev)),
+ dev->reg);
+ return;
}
} else {
/* Need to assign an address */
- VIOsPAPRBus *bus = DO_UPCAST(VIOsPAPRBus, bus, dev->qdev.parent_bus);
+ VIOsPAPRBus *bus = SPAPR_VIO_BUS(dev->qdev.parent_bus);
do {
dev->reg = bus->next_reg++;
dev->qdev.id = id;
}
- dev->irq = xics_alloc(spapr->icp, 0, dev->irq, false);
- if (!dev->irq) {
- return -1;
+ dev->irq = xics_spapr_alloc(spapr->xics, dev->irq, false, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
}
if (pc->rtce_window_size) {
- uint32_t liobn = SPAPR_VIO_BASE_LIOBN | dev->reg;
- dev->tcet = spapr_tce_new_table(qdev, liobn,
- 0,
- SPAPR_TCE_PAGE_SHIFT,
- pc->rtce_window_size >>
- SPAPR_TCE_PAGE_SHIFT, false);
- address_space_init(&dev->as, spapr_tce_get_iommu(dev->tcet), qdev->id);
+ uint32_t liobn = SPAPR_VIO_LIOBN(dev->reg);
+
+ memory_region_init(&dev->mrroot, OBJECT(dev), "iommu-spapr-root",
+ ram_size);
+ memory_region_init_alias(&dev->mrbypass, OBJECT(dev),
+ "iommu-spapr-bypass", get_system_memory(),
+ 0, ram_size);
+ memory_region_add_subregion_overlap(&dev->mrroot, 0, &dev->mrbypass, 1);
+ address_space_init(&dev->as, &dev->mrroot, qdev->id);
+
+ dev->tcet = spapr_tce_new_table(qdev, liobn);
+ spapr_tce_table_enable(dev->tcet, SPAPR_TCE_PAGE_SHIFT, 0,
+ pc->rtce_window_size >> SPAPR_TCE_PAGE_SHIFT);
+ dev->tcet->vdev = dev;
+ memory_region_add_subregion_overlap(&dev->mrroot, 0,
+ spapr_tce_get_iommu(dev->tcet), 2);
}
- return pc->init(dev);
+ pc->realize(dev, errp);
}
-static target_ulong h_vio_signal(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+static target_ulong h_vio_signal(PowerPCCPU *cpu, sPAPRMachineState *spapr,
target_ulong opcode,
target_ulong *args)
{
DeviceState *dev;
/* Create bridge device */
- dev = qdev_create(NULL, "spapr-vio-bridge");
+ dev = qdev_create(NULL, TYPE_SPAPR_VIO_BRIDGE);
qdev_init_nofail(dev);
/* Create bus on bridge device */
-
qbus = qbus_create(TYPE_SPAPR_VIO_BUS, dev, "spapr-vio");
- bus = DO_UPCAST(VIOsPAPRBus, bus, qbus);
+ bus = SPAPR_VIO_BUS(qbus);
bus->next_reg = 0x71000000;
/* hcall-vio */
}
static const TypeInfo spapr_vio_bridge_info = {
- .name = "spapr-vio-bridge",
+ .name = TYPE_SPAPR_VIO_BRIDGE,
.parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(SysBusDevice),
.class_init = spapr_vio_bridge_class_init,
};
VMSTATE_UINT32_EQUAL(irq, VIOsPAPRDevice),
/* General VIO device state */
- VMSTATE_UINTTL(signal_state, VIOsPAPRDevice),
+ VMSTATE_UINT64(signal_state, VIOsPAPRDevice),
VMSTATE_UINT64(crq.qladdr, VIOsPAPRDevice),
VMSTATE_UINT32(crq.qsize, VIOsPAPRDevice),
VMSTATE_UINT32(crq.qnext, VIOsPAPRDevice),
static void vio_spapr_device_class_init(ObjectClass *klass, void *data)
{
DeviceClass *k = DEVICE_CLASS(klass);
- k->init = spapr_vio_busdev_init;
+ k->realize = spapr_vio_busdev_realize;
k->reset = spapr_vio_busdev_reset;
k->bus_type = TYPE_SPAPR_VIO_BUS;
k->props = spapr_vio_props;
return 1;
}
-int spapr_populate_vdevice(VIOsPAPRBus *bus, void *fdt)
+void spapr_dt_vdevice(VIOsPAPRBus *bus, void *fdt)
{
DeviceState *qdev, **qdevs;
BusChild *kid;
int i, num, ret = 0;
+ int node;
+
+ _FDT(node = fdt_add_subnode(fdt, 0, "vdevice"));
+
+ _FDT(fdt_setprop_string(fdt, node, "device_type", "vdevice"));
+ _FDT(fdt_setprop_string(fdt, node, "compatible", "IBM,vdevice"));
+ _FDT(fdt_setprop_cell(fdt, node, "#address-cells", 1));
+ _FDT(fdt_setprop_cell(fdt, node, "#size-cells", 0));
+ _FDT(fdt_setprop_cell(fdt, node, "#interrupt-cells", 2));
+ _FDT(fdt_setprop(fdt, node, "interrupt-controller", NULL, 0));
/* Count qdevs on the bus list */
num = 0;
* to know that will mean they are in forward order in the tree. */
for (i = num - 1; i >= 0; i--) {
VIOsPAPRDevice *dev = (VIOsPAPRDevice *)(qdevs[i]);
+ VIOsPAPRDeviceClass *vdc = VIO_SPAPR_DEVICE_GET_CLASS(dev);
ret = vio_make_devnode(dev, fdt);
-
if (ret < 0) {
- goto out;
+ error_report("Couldn't create device node /vdevice/%s@%"PRIx32,
+ vdc->dt_name, dev->reg);
+ exit(1);
}
}
- ret = 0;
-out:
g_free(qdevs);
-
- return ret;
}
-int spapr_populate_chosen_stdout(void *fdt, VIOsPAPRBus *bus)
+gchar *spapr_vio_stdout_path(VIOsPAPRBus *bus)
{
VIOsPAPRDevice *dev;
char *name, *path;
- int ret, offset;
dev = spapr_vty_get_default(bus);
- if (!dev)
- return 0;
-
- offset = fdt_path_offset(fdt, "/chosen");
- if (offset < 0) {
- return offset;
+ if (!dev) {
+ return NULL;
}
name = spapr_vio_get_dev_name(DEVICE(dev));
path = g_strdup_printf("/vdevice/%s", name);
- ret = fdt_setprop_string(fdt, offset, "linux,stdout-path", path);
-
g_free(name);
- g_free(path);
-
- return ret;
+ return path;
}
projects / qemu.git / blobdiff