diff options
Diffstat (limited to 'src/drivers/device/device.cpp')
| -rw-r--r-- | src/drivers/device/device.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/drivers/device/device.cpp b/src/drivers/device/device.cpp index 683455149..f1f777dce 100644 --- a/src/drivers/device/device.cpp +++ b/src/drivers/device/device.cpp @@ -42,6 +42,7 @@ #include <nuttx/arch.h> #include <stdio.h> #include <unistd.h> +#include <drivers/drv_device.h> namespace device { @@ -93,6 +94,13 @@ Device::Device(const char *name, _irq_attached(false) { sem_init(&_lock, 0, 1); + + /* setup a default device ID. When bus_type is UNKNOWN the + other fields are invalid */ + _device_id.devid_s.bus_type = DeviceBusType_UNKNOWN; + _device_id.devid_s.bus = 0; + _device_id.devid_s.address = 0; + _device_id.devid_s.devtype = 0; } Device::~Device() @@ -238,6 +246,10 @@ Device::write(unsigned offset, void *data, unsigned count) int Device::ioctl(unsigned operation, unsigned &arg) { + switch (operation) { + case DEVIOCGDEVICEID: + return (int)_device_id.devid; + } return -ENODEV; } |