62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
|
/*
|
||
|
|
* Microchip PolarFire SoC MMUART emulation
|
||
|
|
*
|
||
|
|
* Copyright (c) 2020 Wind River Systems, Inc.
|
||
|
|
*
|
||
|
|
* Author:
|
||
|
|
* Bin Meng <bin.meng@windriver.com>
|
||
|
|
*
|
||
|
|
* 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 HW_MCHP_PFSOC_MMUART_H
|
||
|
|
#define HW_MCHP_PFSOC_MMUART_H
|
||
|
|
|
||
|
|
#include "hw/char/serial.h"
|
||
|
|
|
||
|
|
#define MCHP_PFSOC_MMUART_REG_SIZE 52
|
||
|
|
|
||
|
|
typedef struct MchpPfSoCMMUartState {
|
||
|
|
MemoryRegion iomem;
|
||
|
|
hwaddr base;
|
||
|
|
qemu_irq irq;
|
||
|
|
|
||
|
|
SerialMM *serial;
|
||
|
|
|
||
|
|
uint32_t reg[MCHP_PFSOC_MMUART_REG_SIZE / sizeof(uint32_t)];
|
||
|
|
} MchpPfSoCMMUartState;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* mchp_pfsoc_mmuart_create - Create a Microchip PolarFire SoC MMUART
|
||
|
|
*
|
||
|
|
* This is a helper routine for board to create a MMUART device that is
|
||
|
|
* compatible with Microchip PolarFire SoC.
|
||
|
|
*
|
||
|
|
* @sysmem: system memory region to map
|
||
|
|
* @base: base address of the MMUART registers
|
||
|
|
* @irq: IRQ number of the MMUART device
|
||
|
|
* @chr: character device to associate to
|
||
|
|
*
|
||
|
|
* @return: a pointer to the device specific control structure
|
||
|
|
*/
|
||
|
|
MchpPfSoCMMUartState *mchp_pfsoc_mmuart_create(MemoryRegion *sysmem,
|
||
|
|
hwaddr base, qemu_irq irq, Chardev *chr);
|
||
|
|
|
||
|
|
#endif /* HW_MCHP_PFSOC_MMUART_H */
|