Aksal/nuttx
3
1
Fork 1
mirror of https://github.com/apache/nuttx.git synced 2026-08-06 21:19:03 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

board/qemu-armv7a: use fdt_virtio_mmio_devices_register() to register mmio devices

Browse source 
Use common implementation to register mmio device

Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
This commit is contained in:
Bowen Wang 2024-05-24 23:53:25 +08:00 • committed by Xiang Xiao
parent 6e12b3d74b
commit 3caf47942e
1 changed files with 10 additions and 32 deletions
Download patch file Download diff file Expand all files Collapse all files

42
boards/arm/qemu/qemu-armv7a/src/qemu_bringup.c
View file

@ -28,13 +28,13 @@
#include <syslog.h>
#include <nuttx/fs/fs.h>
#include <nuttx/virtio/virtio-mmio.h>
#include <nuttx/fdt.h>
#ifdef CONFIG_LIBC_FDT
# include <libfdt.h>
#endif
#include "chip.h"
#include "qemu-armv7a.h"
/****************************************************************************
@ -50,36 +50,6 @@
****************************************************************************/
#if defined(CONFIG_LIBC_FDT) && defined(CONFIG_DEVICE_TREE)
#ifdef CONFIG_DRIVERS_VIRTIO_MMIO
/****************************************************************************
* Name: register_virtio_devices_from_fdt
****************************************************************************/
static void register_virtio_devices_from_fdt(const void *fdt)
{
uintptr_t addr;
int offset = -1;
int irqnum;
for (; ; )
{
offset = fdt_node_offset_by_compatible(fdt, offset, "virtio,mmio");
if (offset == -FDT_ERR_NOTFOUND)
{
break;
}
addr = fdt_get_reg_base(fdt, offset, 0);
irqnum = fdt_get_irq(fdt, offset, 1, QEMU_SPI_IRQ_BASE);
if (addr > 0 && irqnum >= 0)
{
virtio_register_mmio_device((void *)addr, irqnum);
}
}
}
#endif
/****************************************************************************
* Name: register_devices_from_fdt
@ -88,6 +58,7 @@ static void register_virtio_devices_from_fdt(const void *fdt)
static void register_devices_from_fdt(void)
{
const void *fdt = fdt_get();
int ret;
if (fdt == NULL)
{
@ -95,8 +66,15 @@ static void register_devices_from_fdt(void)
}
#ifdef CONFIG_DRIVERS_VIRTIO_MMIO
register_virtio_devices_from_fdt(fdt);
ret = fdt_virtio_mmio_devices_register(fdt, QEMU_SPI_IRQ_BASE);
if (ret < 0)
{
syslog(LOG_ERR, "fdt_virtio_mmio_devices_register failed, ret=%d\n",
ret);
}
#endif
UNUSED(ret);
}
#endif