From 3887d241238c7b5960c7f153d2025891c5f5fc66 Mon Sep 17 00:00:00 2001 From: Balamuruhan S Date: Thu, 12 Sep 2019 15:00:54 +0530 Subject: hw/ppc/pnv_homer: add PowerNV homer device model MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit add PnvHomer device model to emulate homer memory access for pstate table, occ-sensors, slw, occ static and dynamic values for Power8 and Power9 chips. Signed-off-by: Balamuruhan S Message-Id: <20190912093056.4516-4-bala24@linux.ibm.com> Reviewed-by: Cédric Le Goater Signed-off-by: David Gibson --- include/hw/ppc/pnv.h | 3 +++ include/hw/ppc/pnv_homer.h | 53 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 56 insertions(+) create mode 100644 include/hw/ppc/pnv_homer.h (limited to 'include/hw/ppc') diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h index 63a4b7b6a7..1cdbe55bf8 100644 --- a/include/hw/ppc/pnv.h +++ b/include/hw/ppc/pnv.h @@ -26,6 +26,7 @@ #include "hw/ppc/pnv_lpc.h" #include "hw/ppc/pnv_psi.h" #include "hw/ppc/pnv_occ.h" +#include "hw/ppc/pnv_homer.h" #include "hw/ppc/pnv_xive.h" #include "hw/ppc/pnv_core.h" @@ -76,6 +77,7 @@ typedef struct Pnv8Chip { PnvLpcController lpc; Pnv8Psi psi; PnvOCC occ; + PnvHomer homer; } Pnv8Chip; #define TYPE_PNV9_CHIP "pnv9-chip" @@ -90,6 +92,7 @@ typedef struct Pnv9Chip { Pnv9Psi psi; PnvLpcController lpc; PnvOCC occ; + PnvHomer homer; uint32_t nr_quads; PnvQuad *quads; diff --git a/include/hw/ppc/pnv_homer.h b/include/hw/ppc/pnv_homer.h new file mode 100644 index 0000000000..abaec43c2d --- /dev/null +++ b/include/hw/ppc/pnv_homer.h @@ -0,0 +1,53 @@ +/* + * QEMU PowerPC PowerNV Emulation of a few HOMER related registers + * + * Copyright (c) 2019, 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 . + */ + +#ifndef PPC_PNV_HOMER_H +#define PPC_PNV_HOMER_H + +#include "hw/ppc/pnv.h" + +#define TYPE_PNV_HOMER "pnv-homer" +#define PNV_HOMER(obj) OBJECT_CHECK(PnvHomer, (obj), TYPE_PNV_HOMER) +#define TYPE_PNV8_HOMER TYPE_PNV_HOMER "-POWER8" +#define PNV8_HOMER(obj) OBJECT_CHECK(PnvHomer, (obj), TYPE_PNV8_HOMER) +#define TYPE_PNV9_HOMER TYPE_PNV_HOMER "-POWER9" +#define PNV9_HOMER(obj) OBJECT_CHECK(PnvHomer, (obj), TYPE_PNV9_HOMER) + +typedef struct PnvHomer { + DeviceState parent; + + struct PnvChip *chip; + MemoryRegion regs; +} PnvHomer; + +#define PNV_HOMER_CLASS(klass) \ + OBJECT_CLASS_CHECK(PnvHomerClass, (klass), TYPE_PNV_HOMER) +#define PNV_HOMER_GET_CLASS(obj) \ + OBJECT_GET_CLASS(PnvHomerClass, (obj), TYPE_PNV_HOMER) + +typedef struct PnvHomerClass { + DeviceClass parent_class; + + int homer_size; + const MemoryRegionOps *homer_ops; + + hwaddr core_max_base; +} PnvHomerClass; + +#endif /* PPC_PNV_HOMER_H */ -- cgit v1.2.3