qemu-e2k/include/hw/ssi/xilinx_spips.h

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/*
* Header file for the Xilinx Zynq SPI controller
*
* Copyright (C) 2015 Xilinx Inc
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef XILINX_SPIPS_H
#define XILINX_SPIPS_H
#include "hw/ssi/ssi.h"
#include "qemu/fifo8.h"
typedef struct XilinxSPIPS XilinxSPIPS;
#define XLNX_SPIPS_R_MAX (0x100 / 4)
struct XilinxSPIPS {
SysBusDevice parent_obj;
MemoryRegion iomem;
MemoryRegion mmlqspi;
qemu_irq irq;
int irqline;
uint8_t num_cs;
uint8_t num_busses;
uint8_t snoop_state;
qemu_irq *cs_lines;
SSIBus **spi;
Fifo8 rx_fifo;
Fifo8 tx_fifo;
uint8_t num_txrx_bytes;
uint32_t regs[XLNX_SPIPS_R_MAX];
};
#define TYPE_XILINX_SPIPS "xlnx.ps7-spi"
#define TYPE_XILINX_QSPIPS "xlnx.ps7-qspi"
#define XILINX_SPIPS(obj) \
OBJECT_CHECK(XilinxSPIPS, (obj), TYPE_XILINX_SPIPS)
#define XILINX_SPIPS_CLASS(klass) \
OBJECT_CLASS_CHECK(XilinxSPIPSClass, (klass), TYPE_XILINX_SPIPS)
#define XILINX_SPIPS_GET_CLASS(obj) \
OBJECT_GET_CLASS(XilinxSPIPSClass, (obj), TYPE_XILINX_SPIPS)
#define XILINX_QSPIPS(obj) \
OBJECT_CHECK(XilinxQSPIPS, (obj), TYPE_XILINX_QSPIPS)
#endif /* XILINX_SPIPS_H */