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8063396bf3
This converts existing DECLARE_INSTANCE_CHECKER usage to OBJECT_DECLARE_SIMPLE_TYPE when possible. $ ./scripts/codeconverter/converter.py -i \ --pattern=AddObjectDeclareSimpleType $(git grep -l '' -- '*.[ch]') Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Acked-by: Paul Durrant <paul@xen.org> Message-Id: <20200916182519.415636-6-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/*
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* ARM CMSDK APB UART emulation
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*
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* Copyright (c) 2017 Linaro Limited
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* Written by Peter Maydell
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 or
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* (at your option) any later version.
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*/
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#ifndef CMSDK_APB_UART_H
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#define CMSDK_APB_UART_H
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#include "hw/qdev-properties.h"
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#include "hw/sysbus.h"
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#include "chardev/char-fe.h"
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#include "qom/object.h"
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#define TYPE_CMSDK_APB_UART "cmsdk-apb-uart"
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OBJECT_DECLARE_SIMPLE_TYPE(CMSDKAPBUART, CMSDK_APB_UART)
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struct CMSDKAPBUART {
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/*< private >*/
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SysBusDevice parent_obj;
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/*< public >*/
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MemoryRegion iomem;
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CharBackend chr;
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qemu_irq txint;
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qemu_irq rxint;
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qemu_irq txovrint;
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qemu_irq rxovrint;
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qemu_irq uartint;
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guint watch_tag;
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uint32_t pclk_frq;
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uint32_t state;
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uint32_t ctrl;
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uint32_t intstatus;
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uint32_t bauddiv;
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/* This UART has no FIFO, only a 1-character buffer for each of Tx and Rx */
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uint8_t txbuf;
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uint8_t rxbuf;
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};
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/**
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* cmsdk_apb_uart_create - convenience function to create TYPE_CMSDK_APB_UART
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* @addr: location in system memory to map registers
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* @chr: Chardev backend to connect UART to, or NULL if no backend
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* @pclk_frq: frequency in Hz of the PCLK clock (used for calculating baud rate)
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*/
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static inline DeviceState *cmsdk_apb_uart_create(hwaddr addr,
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qemu_irq txint,
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qemu_irq rxint,
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qemu_irq txovrint,
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qemu_irq rxovrint,
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qemu_irq uartint,
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Chardev *chr,
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uint32_t pclk_frq)
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{
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DeviceState *dev;
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SysBusDevice *s;
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dev = qdev_new(TYPE_CMSDK_APB_UART);
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s = SYS_BUS_DEVICE(dev);
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qdev_prop_set_chr(dev, "chardev", chr);
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qdev_prop_set_uint32(dev, "pclk-frq", pclk_frq);
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sysbus_realize_and_unref(s, &error_fatal);
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sysbus_mmio_map(s, 0, addr);
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sysbus_connect_irq(s, 0, txint);
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sysbus_connect_irq(s, 1, rxint);
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sysbus_connect_irq(s, 2, txovrint);
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sysbus_connect_irq(s, 3, rxovrint);
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sysbus_connect_irq(s, 4, uartint);
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return dev;
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}
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#endif
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