qemu/include/hw/ppc/pnv_xscom.h
Eric Blake 5261158d21 ppc/pnv: Improve macro parenthesization
Although none of the existing macro call-sites were broken,
it's always better to write macros that properly parenthesize
arguments that can be complex expressions, so that the intended
order of operations is not broken.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-09-27 13:05:41 +10:00

82 lines
2.8 KiB
C

/*
* 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 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;
/*
* Layout of the XSCOM PCB addresses of EX core 1 (POWER 8)
*
* GPIO 0x1100xxxx
* SCOM 0x1101xxxx
* OHA 0x1102xxxx
* CLOCK CTL 0x1103xxxx
* FIR 0x1104xxxx
* THERM 0x1105xxxx
* <reserved> 0x1106xxxx
* ..
* 0x110Exxxx
* PCB SLAVE 0x110Fxxxx
*/
#define PNV_XSCOM_EX_CORE_BASE(base, i) ((base) | ((uint64_t)(i) << 24))
#define PNV_XSCOM_EX_CORE_SIZE 0x100000
#define PNV_XSCOM_LPC_BASE 0xb0020
#define PNV_XSCOM_LPC_SIZE 0x4
#define PNV_XSCOM_PSIHB_BASE 0x2010900
#define PNV_XSCOM_PSIHB_SIZE 0x20
#define PNV_XSCOM_OCC_BASE 0x0066000
#define PNV_XSCOM_OCC_SIZE 0x6000
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 */