qemu/include/hw/ppc/pnv_pnor.h
Cédric Le Goater ca661fae81 ppc/pnv: Add HIOMAP commands
This activates HIOMAP support on the QEMU PowerNV machine. The PnvPnor
model is used to access the flash contents. The model simply maps the
contents at a fix offset and enables or disables the mapping.

HIOMAP Protocol description :

  https://github.com/openbmc/hiomapd/blob/master/Documentation/protocol.md

Reviewed-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20191028070027.22752-3-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2019-12-17 10:39:47 +11:00

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/*
* QEMU PowerNV PNOR simple model
*
* Copyright (c) 2019, IBM Corporation.
*
* This code is licensed under the GPL version 2 or later. See the
* COPYING file in the top-level directory.
*/
#ifndef _PPC_PNV_PNOR_H
#define _PPC_PNV_PNOR_H
/*
* PNOR offset on the LPC FW address space
*/
#define PNOR_SPI_OFFSET 0x0c000000UL
#define TYPE_PNV_PNOR "pnv-pnor"
#define PNV_PNOR(obj) OBJECT_CHECK(PnvPnor, (obj), TYPE_PNV_PNOR)
typedef struct PnvPnor {
SysBusDevice parent_obj;
BlockBackend *blk;
uint8_t *storage;
uint32_t size;
MemoryRegion mmio;
} PnvPnor;
#endif /* _PPC_PNV_PNOR_H */