qemu-patch-raspberry4/hw/lm32/milkymist-hw.h

#ifndef QEMU_HW_MILKYMIST_H
#define QEMU_HW_MILKYMIST_H

#include "hw/qdev.h"
#include "net/net.h"

static inline DeviceState *milkymist_uart_create(hwaddr base,
        qemu_irq irq)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-uart");
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);

    return dev;
}

static inline DeviceState *milkymist_hpdmc_create(hwaddr base)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-hpdmc");
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);

    return dev;
}

static inline DeviceState *milkymist_memcard_create(hwaddr base)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-memcard");
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);

    return dev;
}

static inline DeviceState *milkymist_vgafb_create(hwaddr base,
        uint32_t fb_offset, uint32_t fb_mask)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-vgafb");
    qdev_prop_set_uint32(dev, "fb_offset", fb_offset);
    qdev_prop_set_uint32(dev, "fb_mask", fb_mask);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);

    return dev;
}

static inline DeviceState *milkymist_sysctl_create(hwaddr base,
        qemu_irq gpio_irq, qemu_irq timer0_irq, qemu_irq timer1_irq,
        uint32_t freq_hz, uint32_t system_id, uint32_t capabilities,
        uint32_t gpio_strappings)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-sysctl");
    qdev_prop_set_uint32(dev, "frequency", freq_hz);
    qdev_prop_set_uint32(dev, "systemid", system_id);
    qdev_prop_set_uint32(dev, "capabilities", capabilities);
    qdev_prop_set_uint32(dev, "gpio_strappings", gpio_strappings);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, gpio_irq);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, timer0_irq);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, timer1_irq);

    return dev;
}

static inline DeviceState *milkymist_pfpu_create(hwaddr base,
        qemu_irq irq)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-pfpu");
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
    return dev;
}

#ifdef CONFIG_OPENGL
#include <X11/Xlib.h>
#include <epoxy/gl.h>
#include <epoxy/glx.h>
static const int glx_fbconfig_attr[] = {
    GLX_GREEN_SIZE, 5,
    GLX_GREEN_SIZE, 6,
    GLX_BLUE_SIZE, 5,
    None
};
#endif

static inline DeviceState *milkymist_tmu2_create(hwaddr base,
        qemu_irq irq)
{
#ifdef CONFIG_OPENGL
    DeviceState *dev;
    Display *d;
    GLXFBConfig *configs;
    int nelements;
    int ver_major, ver_minor;

    if (display_type == DT_NOGRAPHIC) {
        return NULL;
    }

    /* check that GLX will work */
    d = XOpenDisplay(NULL);
    if (d == NULL) {
        return NULL;
    }

    if (!glXQueryVersion(d, &ver_major, &ver_minor)) {
        /* Yeah, sometimes getting the GLX version can fail.
         * Isn't X beautiful? */
        XCloseDisplay(d);
        return NULL;
    }

    if ((ver_major < 1) || ((ver_major == 1) && (ver_minor < 3))) {
        printf("Your GLX version is %d.%d,"
          "but TMU emulation needs at least 1.3. TMU disabled.\n",
          ver_major, ver_minor);
        XCloseDisplay(d);
        return NULL;
    }

    configs = glXChooseFBConfig(d, 0, glx_fbconfig_attr, &nelements);
    if (configs == NULL) {
        XCloseDisplay(d);
        return NULL;
    }

    XFree(configs);
    XCloseDisplay(d);

    dev = qdev_create(NULL, "milkymist-tmu2");
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);

    return dev;
#else
    return NULL;
#endif
}

static inline DeviceState *milkymist_ac97_create(hwaddr base,
        qemu_irq crrequest_irq, qemu_irq crreply_irq, qemu_irq dmar_irq,
        qemu_irq dmaw_irq)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-ac97");
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, crrequest_irq);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, crreply_irq);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, dmar_irq);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 3, dmaw_irq);

    return dev;
}

static inline DeviceState *milkymist_minimac2_create(hwaddr base,
        hwaddr buffers_base, qemu_irq rx_irq, qemu_irq tx_irq)
{
    DeviceState *dev;

    qemu_check_nic_model(&nd_table[0], "minimac2");
    dev = qdev_create(NULL, "milkymist-minimac2");
    qdev_set_nic_properties(dev, &nd_table[0]);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 1, buffers_base);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, rx_irq);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, tx_irq);

    return dev;
}

static inline DeviceState *milkymist_softusb_create(hwaddr base,
        qemu_irq irq, uint32_t pmem_base, uint32_t pmem_size,
        uint32_t dmem_base, uint32_t dmem_size)
{
    DeviceState *dev;

    dev = qdev_create(NULL, "milkymist-softusb");
    qdev_prop_set_uint32(dev, "pmem_size", pmem_size);
    qdev_prop_set_uint32(dev, "dmem_size", dmem_size);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 1, pmem_base);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 2, dmem_base);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);

    return dev;
}

#endif /* QEMU_HW_MILKYMIST_H */