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-rw-r--r--hw/ppc/pnv.c18
-rw-r--r--include/hw/ppc/pnv.h2
2 files changed, 7 insertions, 13 deletions
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 922e3ec48b..6625562d27 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -417,24 +417,12 @@ static int pnv_dt_isa_device(DeviceState *dev, void *opaque)
return 0;
}
-static int pnv_chip_isa_offset(PnvChip *chip, void *fdt)
-{
- char *name;
- int offset;
-
- name = g_strdup_printf("/xscom@%" PRIx64 "/isa@%x",
- (uint64_t) PNV_XSCOM_BASE(chip), PNV_XSCOM_LPC_BASE);
- offset = fdt_path_offset(fdt, name);
- g_free(name);
- return offset;
-}
-
/* The default LPC bus of a multichip system is on chip 0. It's
* recognized by the firmware (skiboot) using a "primary" property.
*/
static void pnv_dt_isa(PnvMachineState *pnv, void *fdt)
{
- int isa_offset = pnv_chip_isa_offset(pnv->chips[0], fdt);
+ int isa_offset = fdt_path_offset(fdt, pnv->chips[0]->dt_isa_nodename);
ForeachPopulateArgs args = {
.fdt = fdt,
.offset = isa_offset,
@@ -866,6 +854,10 @@ static void pnv_chip_power8_realize(DeviceState *dev, Error **errp)
&error_fatal);
pnv_xscom_add_subregion(chip, PNV_XSCOM_LPC_BASE, &chip8->lpc.xscom_regs);
+ chip->dt_isa_nodename = g_strdup_printf("/xscom@%" PRIx64 "/isa@%x",
+ (uint64_t) PNV_XSCOM_BASE(chip),
+ PNV_XSCOM_LPC_BASE);
+
/* Interrupt Management Area. This is the memory region holding
* all the Interrupt Control Presenter (ICP) registers */
pnv_chip_icp_realize(chip8, &local_err);
diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h
index 8d80cb34ee..c81f157f41 100644
--- a/include/hw/ppc/pnv.h
+++ b/include/hw/ppc/pnv.h
@@ -58,6 +58,8 @@ typedef struct PnvChip {
MemoryRegion xscom_mmio;
MemoryRegion xscom;
AddressSpace xscom_as;
+
+ gchar *dt_isa_nodename;
} PnvChip;
#define TYPE_PNV8_CHIP "pnv8-chip"