diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/hw/ppc/pnv.h | 15 | ||||
-rw-r--r-- | include/hw/ppc/pnv_xscom.h | 56 |
2 files changed, 71 insertions, 0 deletions
diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h index cec869ce6b..7db922e285 100644 --- a/include/hw/ppc/pnv.h +++ b/include/hw/ppc/pnv.h @@ -21,6 +21,7 @@ #include "hw/boards.h" #include "hw/sysbus.h" +#include "hw/ppc/pnv_xscom.h" #define TYPE_PNV_CHIP "powernv-chip" #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP) @@ -48,6 +49,11 @@ typedef struct PnvChip { uint32_t nr_cores; uint64_t cores_mask; void *cores; + + hwaddr xscom_base; + MemoryRegion xscom_mmio; + MemoryRegion xscom; + AddressSpace xscom_as; } PnvChip; typedef struct PnvChipClass { @@ -60,6 +66,8 @@ typedef struct PnvChipClass { uint64_t chip_cfam_id; uint64_t cores_mask; + hwaddr xscom_base; + uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id); } PnvChipClass; @@ -106,4 +114,11 @@ typedef struct PnvMachineState { #define PNV_FDT_ADDR 0x01000000 #define PNV_TIMEBASE_FREQ 512000000ULL +/* + * POWER8 MMIO base addresses + */ +#define PNV_XSCOM_SIZE 0x800000000ull +#define PNV_XSCOM_BASE(chip) \ + (chip->xscom_base + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE) + #endif /* _PPC_PNV_H */ diff --git a/include/hw/ppc/pnv_xscom.h b/include/hw/ppc/pnv_xscom.h new file mode 100644 index 0000000000..ee25ec455e --- /dev/null +++ b/include/hw/ppc/pnv_xscom.h @@ -0,0 +1,56 @@ +/* + * QEMU PowerPC PowerNV XSCOM bus definitions + * + * Copyright (c) 2016, IBM Corporation. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _PPC_PNV_XSCOM_H +#define _PPC_PNV_XSCOM_H + +#include "qom/object.h" + +typedef struct PnvChip PnvChip; + +typedef struct PnvXScomInterface { + Object parent; +} PnvXScomInterface; + +#define TYPE_PNV_XSCOM_INTERFACE "pnv-xscom-interface" +#define PNV_XSCOM_INTERFACE(obj) \ + OBJECT_CHECK(PnvXScomInterface, (obj), TYPE_PNV_XSCOM_INTERFACE) +#define PNV_XSCOM_INTERFACE_CLASS(klass) \ + OBJECT_CLASS_CHECK(PnvXScomInterfaceClass, (klass), \ + TYPE_PNV_XSCOM_INTERFACE) +#define PNV_XSCOM_INTERFACE_GET_CLASS(obj) \ + OBJECT_GET_CLASS(PnvXScomInterfaceClass, (obj), TYPE_PNV_XSCOM_INTERFACE) + +typedef struct PnvXScomInterfaceClass { + InterfaceClass parent; + int (*populate)(PnvXScomInterface *dev, void *fdt, int offset); +} PnvXScomInterfaceClass; + +extern void pnv_xscom_realize(PnvChip *chip, Error **errp); +extern int pnv_xscom_populate(PnvChip *chip, void *fdt, int offset); + +extern void pnv_xscom_add_subregion(PnvChip *chip, hwaddr offset, + MemoryRegion *mr); +extern void pnv_xscom_region_init(MemoryRegion *mr, + struct Object *owner, + const MemoryRegionOps *ops, + void *opaque, + const char *name, + uint64_t size); + +#endif /* _PPC_PNV_XSCOM_H */ |