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BianTanggui
2022-07-12 16:37:47 +08:00
committed by BianTanggui
parent f78e471d87
commit 3d467abd7c
2 changed files with 28 additions and 7 deletions
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20
runtime/dcmi/dcmi.go
View File

@@ -10,7 +10,6 @@ import "C"
import (
"fmt"
"math"
"unsafe"
)
const (
@@ -22,6 +21,8 @@ const (
// maxErrorCodeCount is the max number of error code
hiAIMaxCardNum = 16
coreNumLen = 32
deviceNum = 4294967295 // vfg_id表示指定虚拟设备所属的虚拟分组ID，默认自动分配，默认值为0xFFFFFFFF，转换成10进制为4294967295。
)
// NpuWorker Dcmi worker
@@ -107,9 +108,20 @@ func GetDeviceLogicID(cardID, deviceID int32) (int32, error) {
func (w *NpuWorker) CreateVDevice(cardID, deviceID int32, coreNum string) (int32, error) {
var createInfo C.struct_dcmi_create_vdev_out
createInfo.vdev_id = C.uint(math.MaxUint32)
coreTemplate := C.CString(coreNum)
defer C.free(unsafe.Pointer(coreTemplate))
err := C.dcmi_create_vdevice(C.int(cardID), C.int(deviceID), C.int(-1), coreTemplate, &createInfo)
var deviceCreateStr C.struct_dcmi_create_vdev_res_stru
deviceCreateStr = C.struct_dcmi_create_vdev_res_stru{
vdev_id: C.uint(deviceNum),
vfg_id: C.uint(deviceNum),
}
deviceCreateStrArr := [coreNumLen]C.char{0}
for i := 0; i < len(coreNum); i++ {
if i >= coreNumLen {
return math.MaxInt32, fmt.Errorf("wrong template")
}
deviceCreateStrArr[i] = C.char(coreNum[i])
}
deviceCreateStr.template_name = deviceCreateStrArr
err := C.dcmi_create_vdevice(C.int(cardID), C.int(deviceID), &deviceCreateStr, &createInfo)
if err != 0 {
errInfo := fmt.Errorf("create virtual device failed, error code: %d", int32(err))
return math.MaxInt32, errInfo

15
runtime/dcmi/dcmi_interface_api.h
View File

@@ -9,6 +9,7 @@
#include <dlfcn.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifdef __cplusplus
#if __cplusplus
extern "C" {
@@ -30,6 +31,12 @@ struct dcmi_create_vdev_out {
unsigned int vfg_id;
unsigned char reserved[DCMI_VDEV_FOR_RESERVE];
};
struct dcmi_create_vdev_res_stru {
unsigned int vdev_id;
unsigned int vfg_id;
char template_name[32];
unsigned char reserved[64];
};
// dcmi
int (*dcmi_init_func)();
@@ -56,12 +63,14 @@ int dcmi_get_device_logic_id(int *device_logic_id, int card_id, int device_id)
CALL_FUNC(dcmi_get_device_logic_id, device_logic_id, card_id, device_id);
}
int (*dcmi_create_vdevice_func)(int card_id, int device_id, int vdev_id, const char *template_name,
int (*dcmi_create_vdevice_func)(int card_id, int device_id,
struct dcmi_create_vdev_res_stru *vdev,
struct dcmi_create_vdev_out *out);
int dcmi_create_vdevice(int card_id, int device_id, int vdev_id, const char *template_name,
int dcmi_create_vdevice(int card_id, int device_id,
struct dcmi_create_vdev_res_stru *vdev,
struct dcmi_create_vdev_out *out)
{
CALL_FUNC(dcmi_create_vdevice, card_id, device_id, vdev_id, template_name, out);
CALL_FUNC(dcmi_create_vdevice, card_id, device_id, vdev, out);
}
int (*dcmi_set_destroy_vdevice_func)(int card_id, int device_id, unsigned int VDevid);