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xlnx-zynqmp-ipi: Initial version of the Xilinx IPI device

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This is the initial version of the Inter Processor Interrupt device.

Signed-off-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
This commit is contained in:
Alistair Francis 2018-01-22 11:43:43 -08:00 • committed by Edgar E. Iglesias
parent 633a91b687
commit b350735ef6
3 changed files with 435 additions and 0 deletions
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include/hw/intc/xlnx-zynqmp-ipi.h Normal file
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/*
* QEMU model of the IPI Inter Processor Interrupt block
*
* Copyright (c) 2014 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 XLNX_ZYNQMP_IPI_H
#define XLNX_ZYNQMP_IPI_H
#include "qemu/osdep.h"
#include "hw/sysbus.h"
#include "hw/register.h"
#define TYPE_XLNX_ZYNQMP_IPI "xlnx.zynqmp_ipi"
#define XLNX_ZYNQMP_IPI(obj) \
OBJECT_CHECK(XlnxZynqMPIPI, (obj), TYPE_XLNX_ZYNQMP_IPI)
/* This is R_IPI_IDR + 1 */
#define R_XLNX_ZYNQMP_IPI_MAX ((0x1c / 4) + 1)
#define NUM_IPIS 11
typedef struct XlnxZynqMPIPI {
/* Private */
SysBusDevice parent_obj;
/* Public */
MemoryRegion iomem;
qemu_irq irq;
qemu_irq irq_trig_out[NUM_IPIS];
qemu_irq irq_obs_out[NUM_IPIS];
uint32_t regs[R_XLNX_ZYNQMP_IPI_MAX];
RegisterInfo regs_info[R_XLNX_ZYNQMP_IPI_MAX];
} XlnxZynqMPIPI;
#endif /* XLNX_ZYNQMP_IPI_H */