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qemu/hw/pci-host/pnv_phb4_pec.c

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/*
* QEMU PowerPC PowerNV (POWER9) PHB4 model
*
* Copyright (c) 2018-2020, IBM Corporation.
*
* This code is licensed under the GPL version 2 or later. See the
* COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu-common.h"
#include "qemu/log.h"
#include "target/ppc/cpu.h"
#include "hw/ppc/fdt.h"
#include "hw/pci-host/pnv_phb4_regs.h"
#include "hw/pci-host/pnv_phb4.h"
#include "hw/ppc/pnv_xscom.h"
#include "hw/pci/pci_bridge.h"
#include "hw/pci/pci_bus.h"
#include "hw/ppc/pnv.h"
#include "hw/qdev-properties.h"
#include <libfdt.h>
#define phb_pec_error(pec, fmt, ...) \
qemu_log_mask(LOG_GUEST_ERROR, "phb4_pec[%d:%d]: " fmt "\n", \
(pec)->chip_id, (pec)->index, ## __VA_ARGS__)
static uint64_t pnv_pec_nest_xscom_read(void *opaque, hwaddr addr,
unsigned size)
{
PnvPhb4PecState *pec = PNV_PHB4_PEC(opaque);
uint32_t reg = addr >> 3;
/* TODO: add list of allowed registers and error out if not */
return pec->nest_regs[reg];
}
static void pnv_pec_nest_xscom_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
PnvPhb4PecState *pec = PNV_PHB4_PEC(opaque);
uint32_t reg = addr >> 3;
switch (reg) {
case PEC_NEST_PBCQ_HW_CONFIG:
case PEC_NEST_DROP_PRIO_CTRL:
case PEC_NEST_PBCQ_ERR_INJECT:
case PEC_NEST_PCI_NEST_CLK_TRACE_CTL:
case PEC_NEST_PBCQ_PMON_CTRL:
case PEC_NEST_PBCQ_PBUS_ADDR_EXT:
case PEC_NEST_PBCQ_PRED_VEC_TIMEOUT:
case PEC_NEST_CAPP_CTRL:
case PEC_NEST_PBCQ_READ_STK_OVR:
case PEC_NEST_PBCQ_WRITE_STK_OVR:
case PEC_NEST_PBCQ_STORE_STK_OVR:
case PEC_NEST_PBCQ_RETRY_BKOFF_CTRL:
pec->nest_regs[reg] = val;
break;
default:
phb_pec_error(pec, "%s @0x%"HWADDR_PRIx"=%"PRIx64"\n", __func__,
addr, val);
}
}
static const MemoryRegionOps pnv_pec_nest_xscom_ops = {
.read = pnv_pec_nest_xscom_read,
.write = pnv_pec_nest_xscom_write,
.valid.min_access_size = 8,
.valid.max_access_size = 8,
.impl.min_access_size = 8,
.impl.max_access_size = 8,
.endianness = DEVICE_BIG_ENDIAN,
};
static uint64_t pnv_pec_pci_xscom_read(void *opaque, hwaddr addr,
unsigned size)
{
PnvPhb4PecState *pec = PNV_PHB4_PEC(opaque);
uint32_t reg = addr >> 3;
/* TODO: add list of allowed registers and error out if not */
return pec->pci_regs[reg];
}
static void pnv_pec_pci_xscom_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
PnvPhb4PecState *pec = PNV_PHB4_PEC(opaque);
uint32_t reg = addr >> 3;
switch (reg) {
case PEC_PCI_PBAIB_HW_CONFIG:
case PEC_PCI_PBAIB_READ_STK_OVR:
pec->pci_regs[reg] = val;
break;
default:
phb_pec_error(pec, "%s @0x%"HWADDR_PRIx"=%"PRIx64"\n", __func__,
addr, val);
}
}
static const MemoryRegionOps pnv_pec_pci_xscom_ops = {
.read = pnv_pec_pci_xscom_read,
.write = pnv_pec_pci_xscom_write,
.valid.min_access_size = 8,
.valid.max_access_size = 8,
.impl.min_access_size = 8,
.impl.max_access_size = 8,
.endianness = DEVICE_BIG_ENDIAN,
};
static uint64_t pnv_pec_stk_nest_xscom_read(void *opaque, hwaddr addr,
unsigned size)
{
PnvPhb4PecStack *stack = PNV_PHB4_PEC_STACK(opaque);
uint32_t reg = addr >> 3;
/* TODO: add list of allowed registers and error out if not */
return stack->nest_regs[reg];
}
static void pnv_pec_stk_update_map(PnvPhb4PecStack *stack)
{
PnvPhb4PecState *pec = stack->pec;
MemoryRegion *sysmem = pec->system_memory;
uint64_t bar_en = stack->nest_regs[PEC_NEST_STK_BAR_EN];
uint64_t bar, mask, size;
char name[64];
/*
* NOTE: This will really not work well if those are remapped
* after the PHB has created its sub regions. We could do better
* if we had a way to resize regions but we don't really care
* that much in practice as the stuff below really only happens
* once early during boot
*/
/* Handle unmaps */
if (memory_region_is_mapped(&stack->mmbar0) &&
!(bar_en & PEC_NEST_STK_BAR_EN_MMIO0)) {
memory_region_del_subregion(sysmem, &stack->mmbar0);
}
if (memory_region_is_mapped(&stack->mmbar1) &&
!(bar_en & PEC_NEST_STK_BAR_EN_MMIO1)) {
memory_region_del_subregion(sysmem, &stack->mmbar1);
}
if (memory_region_is_mapped(&stack->phbbar) &&
!(bar_en & PEC_NEST_STK_BAR_EN_PHB)) {
memory_region_del_subregion(sysmem, &stack->phbbar);
}
if (memory_region_is_mapped(&stack->intbar) &&
!(bar_en & PEC_NEST_STK_BAR_EN_INT)) {
memory_region_del_subregion(sysmem, &stack->intbar);
}
/* Update PHB */
pnv_phb4_update_regions(stack);
/* Handle maps */
if (!memory_region_is_mapped(&stack->mmbar0) &&
(bar_en & PEC_NEST_STK_BAR_EN_MMIO0)) {
bar = stack->nest_regs[PEC_NEST_STK_MMIO_BAR0] >> 8;
mask = stack->nest_regs[PEC_NEST_STK_MMIO_BAR0_MASK];
size = ((~mask) >> 8) + 1;
snprintf(name, sizeof(name), "pec-%d.%d-stack-%d-mmio0",
pec->chip_id, pec->index, stack->stack_no);
memory_region_init(&stack->mmbar0, OBJECT(stack), name, size);
memory_region_add_subregion(sysmem, bar, &stack->mmbar0);
stack->mmio0_base = bar;
stack->mmio0_size = size;
}
if (!memory_region_is_mapped(&stack->mmbar1) &&
(bar_en & PEC_NEST_STK_BAR_EN_MMIO1)) {
bar = stack->nest_regs[PEC_NEST_STK_MMIO_BAR1] >> 8;
mask = stack->nest_regs[PEC_NEST_STK_MMIO_BAR1_MASK];
size = ((~mask) >> 8) + 1;
snprintf(name, sizeof(name), "pec-%d.%d-stack-%d-mmio1",
pec->chip_id, pec->index, stack->stack_no);
memory_region_init(&stack->mmbar1, OBJECT(stack), name, size);
memory_region_add_subregion(sysmem, bar, &stack->mmbar1);
stack->mmio1_base = bar;
stack->mmio1_size = size;
}
if (!memory_region_is_mapped(&stack->phbbar) &&
(bar_en & PEC_NEST_STK_BAR_EN_PHB)) {
bar = stack->nest_regs[PEC_NEST_STK_PHB_REGS_BAR] >> 8;
size = PNV_PHB4_NUM_REGS << 3;
snprintf(name, sizeof(name), "pec-%d.%d-stack-%d-phb",
pec->chip_id, pec->index, stack->stack_no);
memory_region_init(&stack->phbbar, OBJECT(stack), name, size);
memory_region_add_subregion(sysmem, bar, &stack->phbbar);
}
if (!memory_region_is_mapped(&stack->intbar) &&
(bar_en & PEC_NEST_STK_BAR_EN_INT)) {
bar = stack->nest_regs[PEC_NEST_STK_INT_BAR] >> 8;
size = PNV_PHB4_MAX_INTs << 16;
snprintf(name, sizeof(name), "pec-%d.%d-stack-%d-int",
stack->pec->chip_id, stack->pec->index, stack->stack_no);
memory_region_init(&stack->intbar, OBJECT(stack), name, size);
memory_region_add_subregion(sysmem, bar, &stack->intbar);
}
/* Update PHB */
pnv_phb4_update_regions(stack);
}
static void pnv_pec_stk_nest_xscom_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
PnvPhb4PecStack *stack = PNV_PHB4_PEC_STACK(opaque);
PnvPhb4PecState *pec = stack->pec;
uint32_t reg = addr >> 3;
switch (reg) {
case PEC_NEST_STK_PCI_NEST_FIR:
stack->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] = val;
break;
case PEC_NEST_STK_PCI_NEST_FIR_CLR:
stack->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] &= val;
break;
case PEC_NEST_STK_PCI_NEST_FIR_SET:
stack->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] |= val;
break;
case PEC_NEST_STK_PCI_NEST_FIR_MSK:
stack->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] = val;
break;
case PEC_NEST_STK_PCI_NEST_FIR_MSKC:
stack->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] &= val;
break;
case PEC_NEST_STK_PCI_NEST_FIR_MSKS:
stack->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] |= val;
break;
case PEC_NEST_STK_PCI_NEST_FIR_ACT0:
case PEC_NEST_STK_PCI_NEST_FIR_ACT1:
stack->nest_regs[reg] = val;
break;
case PEC_NEST_STK_PCI_NEST_FIR_WOF:
stack->nest_regs[reg] = 0;
break;
case PEC_NEST_STK_ERR_REPORT_0:
case PEC_NEST_STK_ERR_REPORT_1:
case PEC_NEST_STK_PBCQ_GNRL_STATUS:
/* Flag error ? */
break;
case PEC_NEST_STK_PBCQ_MODE:
stack->nest_regs[reg] = val & 0xff00000000000000ull;
break;
case PEC_NEST_STK_MMIO_BAR0:
case PEC_NEST_STK_MMIO_BAR0_MASK:
case PEC_NEST_STK_MMIO_BAR1:
case PEC_NEST_STK_MMIO_BAR1_MASK:
if (stack->nest_regs[PEC_NEST_STK_BAR_EN] &
(PEC_NEST_STK_BAR_EN_MMIO0 |
PEC_NEST_STK_BAR_EN_MMIO1)) {
phb_pec_error(pec, "Changing enabled BAR unsupported\n");
}
stack->nest_regs[reg] = val & 0xffffffffff000000ull;
break;
case PEC_NEST_STK_PHB_REGS_BAR:
if (stack->nest_regs[PEC_NEST_STK_BAR_EN] & PEC_NEST_STK_BAR_EN_PHB) {
phb_pec_error(pec, "Changing enabled BAR unsupported\n");
}
stack->nest_regs[reg] = val & 0xffffffffffc00000ull;
break;
case PEC_NEST_STK_INT_BAR:
if (stack->nest_regs[PEC_NEST_STK_BAR_EN] & PEC_NEST_STK_BAR_EN_INT) {
phb_pec_error(pec, "Changing enabled BAR unsupported\n");
}
stack->nest_regs[reg] = val & 0xfffffff000000000ull;
break;
case PEC_NEST_STK_BAR_EN:
stack->nest_regs[reg] = val & 0xf000000000000000ull;
pnv_pec_stk_update_map(stack);
break;
case PEC_NEST_STK_DATA_FRZ_TYPE:
case PEC_NEST_STK_PBCQ_TUN_BAR:
/* Not used for now */
stack->nest_regs[reg] = val;
break;
default:
qemu_log_mask(LOG_UNIMP, "phb4_pec: nest_xscom_write 0x%"HWADDR_PRIx
"=%"PRIx64"\n", addr, val);
}
}
static const MemoryRegionOps pnv_pec_stk_nest_xscom_ops = {
.read = pnv_pec_stk_nest_xscom_read,
.write = pnv_pec_stk_nest_xscom_write,
.valid.min_access_size = 8,
.valid.max_access_size = 8,
.impl.min_access_size = 8,
.impl.max_access_size = 8,
.endianness = DEVICE_BIG_ENDIAN,
};
static uint64_t pnv_pec_stk_pci_xscom_read(void *opaque, hwaddr addr,
unsigned size)
{
PnvPhb4PecStack *stack = PNV_PHB4_PEC_STACK(opaque);
uint32_t reg = addr >> 3;
/* TODO: add list of allowed registers and error out if not */
return stack->pci_regs[reg];
}
static void pnv_pec_stk_pci_xscom_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
PnvPhb4PecStack *stack = PNV_PHB4_PEC_STACK(opaque);
uint32_t reg = addr >> 3;
switch (reg) {
case PEC_PCI_STK_PCI_FIR:
stack->nest_regs[reg] = val;
break;
case PEC_PCI_STK_PCI_FIR_CLR:
stack->nest_regs[PEC_PCI_STK_PCI_FIR] &= val;
break;
case PEC_PCI_STK_PCI_FIR_SET:
stack->nest_regs[PEC_PCI_STK_PCI_FIR] |= val;
break;
case PEC_PCI_STK_PCI_FIR_MSK:
stack->nest_regs[reg] = val;
break;
case PEC_PCI_STK_PCI_FIR_MSKC:
stack->nest_regs[PEC_PCI_STK_PCI_FIR_MSK] &= val;
break;
case PEC_PCI_STK_PCI_FIR_MSKS:
stack->nest_regs[PEC_PCI_STK_PCI_FIR_MSK] |= val;
break;
case PEC_PCI_STK_PCI_FIR_ACT0:
case PEC_PCI_STK_PCI_FIR_ACT1:
stack->nest_regs[reg] = val;
break;
case PEC_PCI_STK_PCI_FIR_WOF:
stack->nest_regs[reg] = 0;
break;
case PEC_PCI_STK_ETU_RESET:
stack->nest_regs[reg] = val & 0x8000000000000000ull;
/* TODO: Implement reset */
break;
case PEC_PCI_STK_PBAIB_ERR_REPORT:
break;
case PEC_PCI_STK_PBAIB_TX_CMD_CRED:
case PEC_PCI_STK_PBAIB_TX_DAT_CRED:
stack->nest_regs[reg] = val;
break;
default:
qemu_log_mask(LOG_UNIMP, "phb4_pec_stk: pci_xscom_write 0x%"HWADDR_PRIx
"=%"PRIx64"\n", addr, val);
}
}
static const MemoryRegionOps pnv_pec_stk_pci_xscom_ops = {
.read = pnv_pec_stk_pci_xscom_read,
.write = pnv_pec_stk_pci_xscom_write,
.valid.min_access_size = 8,
.valid.max_access_size = 8,
.impl.min_access_size = 8,
.impl.max_access_size = 8,
.endianness = DEVICE_BIG_ENDIAN,
};
static void pnv_pec_instance_init(Object *obj)
{
PnvPhb4PecState *pec = PNV_PHB4_PEC(obj);
int i;
for (i = 0; i < PHB4_PEC_MAX_STACKS; i++) {
object_initialize_child(obj, "stack[*]", &pec->stacks[i],
TYPE_PNV_PHB4_PEC_STACK);
}
}
static void pnv_pec_realize(DeviceState *dev, Error **errp)
{
PnvPhb4PecState *pec = PNV_PHB4_PEC(dev);
char name[64];
int i;
assert(pec->system_memory);
/* Create stacks */
for (i = 0; i < pec->num_stacks; i++) {
PnvPhb4PecStack *stack = &pec->stacks[i];
Object *stk_obj = OBJECT(stack);
object_property_set_int(stk_obj, "stack-no", i, &error_abort);
object_property_set_link(stk_obj, "pec", OBJECT(pec), &error_abort);
if (!qdev_realize(DEVICE(stk_obj), NULL, errp)) {
return;
}
}
for (; i < PHB4_PEC_MAX_STACKS; i++) {
object_unparent(OBJECT(&pec->stacks[i]));
}
/* Initialize the XSCOM regions for the PEC registers */
snprintf(name, sizeof(name), "xscom-pec-%d.%d-nest", pec->chip_id,
pec->index);
pnv_xscom_region_init(&pec->nest_regs_mr, OBJECT(dev),
&pnv_pec_nest_xscom_ops, pec, name,
PHB4_PEC_NEST_REGS_COUNT);
snprintf(name, sizeof(name), "xscom-pec-%d.%d-pci", pec->chip_id,
pec->index);
pnv_xscom_region_init(&pec->pci_regs_mr, OBJECT(dev),
&pnv_pec_pci_xscom_ops, pec, name,
PHB4_PEC_PCI_REGS_COUNT);
}
static int pnv_pec_dt_xscom(PnvXScomInterface *dev, void *fdt,
int xscom_offset)
{
PnvPhb4PecState *pec = PNV_PHB4_PEC(dev);
PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(dev);
uint32_t nbase = pecc->xscom_nest_base(pec);
uint32_t pbase = pecc->xscom_pci_base(pec);
int offset, i;
char *name;
uint32_t reg[] = {
cpu_to_be32(nbase),
cpu_to_be32(pecc->xscom_nest_size),
cpu_to_be32(pbase),
cpu_to_be32(pecc->xscom_pci_size),
};
name = g_strdup_printf("pbcq@%x", nbase);
offset = fdt_add_subnode(fdt, xscom_offset, name);
_FDT(offset);
g_free(name);
_FDT((fdt_setprop(fdt, offset, "reg", reg, sizeof(reg))));
_FDT((fdt_setprop_cell(fdt, offset, "ibm,pec-index", pec->index)));
_FDT((fdt_setprop_cell(fdt, offset, "#address-cells", 1)));
_FDT((fdt_setprop_cell(fdt, offset, "#size-cells", 0)));
_FDT((fdt_setprop(fdt, offset, "compatible", pecc->compat,
pecc->compat_size)));
for (i = 0; i < pec->num_stacks; i++) {
PnvPhb4PecStack *stack = &pec->stacks[i];
PnvPHB4 *phb = &stack->phb;
int stk_offset;
name = g_strdup_printf("stack@%x", i);
stk_offset = fdt_add_subnode(fdt, offset, name);
_FDT(stk_offset);
g_free(name);
_FDT((fdt_setprop(fdt, stk_offset, "compatible", pecc->stk_compat,
pecc->stk_compat_size)));
_FDT((fdt_setprop_cell(fdt, stk_offset, "reg", i)));
_FDT((fdt_setprop_cell(fdt, stk_offset, "ibm,phb-index", phb->phb_id)));
}
return 0;
}
static Property pnv_pec_properties[] = {
DEFINE_PROP_UINT32("index", PnvPhb4PecState, index, 0),
DEFINE_PROP_UINT32("num-stacks", PnvPhb4PecState, num_stacks, 0),
DEFINE_PROP_UINT32("chip-id", PnvPhb4PecState, chip_id, 0),
DEFINE_PROP_LINK("system-memory", PnvPhb4PecState, system_memory,
TYPE_MEMORY_REGION, MemoryRegion *),
DEFINE_PROP_END_OF_LIST(),
};
static uint32_t pnv_pec_xscom_pci_base(PnvPhb4PecState *pec)
{
return PNV9_XSCOM_PEC_PCI_BASE + 0x1000000 * pec->index;
}
static uint32_t pnv_pec_xscom_nest_base(PnvPhb4PecState *pec)
{
return PNV9_XSCOM_PEC_NEST_BASE + 0x400 * pec->index;
}
static void pnv_pec_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PnvXScomInterfaceClass *xdc = PNV_XSCOM_INTERFACE_CLASS(klass);
PnvPhb4PecClass *pecc = PNV_PHB4_PEC_CLASS(klass);
static const char compat[] = "ibm,power9-pbcq";
static const char stk_compat[] = "ibm,power9-phb-stack";
xdc->dt_xscom = pnv_pec_dt_xscom;
dc->realize = pnv_pec_realize;
device_class_set_props(dc, pnv_pec_properties);
dc->user_creatable = false;
pecc->xscom_nest_base = pnv_pec_xscom_nest_base;
pecc->xscom_pci_base = pnv_pec_xscom_pci_base;
pecc->xscom_nest_size = PNV9_XSCOM_PEC_NEST_SIZE;
pecc->xscom_pci_size = PNV9_XSCOM_PEC_PCI_SIZE;
pecc->compat = compat;
pecc->compat_size = sizeof(compat);
pecc->stk_compat = stk_compat;
pecc->stk_compat_size = sizeof(stk_compat);
}
static const TypeInfo pnv_pec_type_info = {
.name = TYPE_PNV_PHB4_PEC,
.parent = TYPE_DEVICE,
.instance_size = sizeof(PnvPhb4PecState),
.instance_init = pnv_pec_instance_init,
.class_init = pnv_pec_class_init,
.class_size = sizeof(PnvPhb4PecClass),
.interfaces = (InterfaceInfo[]) {
{ TYPE_PNV_XSCOM_INTERFACE },
{ }
}
};
static void pnv_pec_stk_instance_init(Object *obj)
{
PnvPhb4PecStack *stack = PNV_PHB4_PEC_STACK(obj);
object_initialize_child(obj, "phb", &stack->phb, TYPE_PNV_PHB4);
}
static void pnv_pec_stk_realize(DeviceState *dev, Error **errp)
{
PnvPhb4PecStack *stack = PNV_PHB4_PEC_STACK(dev);
PnvPhb4PecState *pec = stack->pec;
char name[64];
assert(pec);
/* Initialize the XSCOM regions for the stack registers */
snprintf(name, sizeof(name), "xscom-pec-%d.%d-nest-stack-%d",
pec->chip_id, pec->index, stack->stack_no);
pnv_xscom_region_init(&stack->nest_regs_mr, OBJECT(stack),
&pnv_pec_stk_nest_xscom_ops, stack, name,
PHB4_PEC_NEST_STK_REGS_COUNT);
snprintf(name, sizeof(name), "xscom-pec-%d.%d-pci-stack-%d",
pec->chip_id, pec->index, stack->stack_no);
pnv_xscom_region_init(&stack->pci_regs_mr, OBJECT(stack),
&pnv_pec_stk_pci_xscom_ops, stack, name,
PHB4_PEC_PCI_STK_REGS_COUNT);
/* PHB pass-through */
snprintf(name, sizeof(name), "xscom-pec-%d.%d-pci-stack-%d-phb",
pec->chip_id, pec->index, stack->stack_no);
pnv_xscom_region_init(&stack->phb_regs_mr, OBJECT(&stack->phb),
&pnv_phb4_xscom_ops, &stack->phb, name, 0x40);
/*
* Let the machine/chip realize the PHB object to customize more
* easily some fields
*/
}
static Property pnv_pec_stk_properties[] = {
DEFINE_PROP_UINT32("stack-no", PnvPhb4PecStack, stack_no, 0),
DEFINE_PROP_LINK("pec", PnvPhb4PecStack, pec, TYPE_PNV_PHB4_PEC,
PnvPhb4PecState *),
DEFINE_PROP_END_OF_LIST(),
};
static void pnv_pec_stk_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
device_class_set_props(dc, pnv_pec_stk_properties);
dc->realize = pnv_pec_stk_realize;
dc->user_creatable = false;
/* TODO: reset regs ? */
}
static const TypeInfo pnv_pec_stk_type_info = {
.name = TYPE_PNV_PHB4_PEC_STACK,
.parent = TYPE_DEVICE,
.instance_size = sizeof(PnvPhb4PecStack),
.instance_init = pnv_pec_stk_instance_init,
.class_init = pnv_pec_stk_class_init,
.interfaces = (InterfaceInfo[]) {
{ TYPE_PNV_XSCOM_INTERFACE },
{ }
}
};
static void pnv_pec_register_types(void)
{
type_register_static(&pnv_pec_type_info);
type_register_static(&pnv_pec_stk_type_info);
}
type_init(pnv_pec_register_types);
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