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[osal]: Add hardware platform detection

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Change-Id: I0223b79608a9ea8346dbf194805c2536a90beb3b
Signed-off-by: leo.ding <leo.ding@rock-chips.com>
This commit is contained in:
leo.ding
2017-01-05 10:40:00 +08:00
committed by Herman Chen
parent 4c1ae218e6
commit b0902117fc
2 changed files with 73 additions and 20 deletions
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79
osal/mpp_platform.cpp
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@@ -14,29 +14,76 @@
* limitations under the License.
*/
#ifdef RKPLATFORM
#include <fcntl.h>
#endif
#include "mpp_log.h"
#include "mpp_common.h"
#include "mpp_platform.h"
typedef struct {
const char *compatible;
RK_U32 flag;
} MppVpuType;
static const MppVpuType mpp_vpu_version[] = {
{ "rk3066", HAVE_VPU1, },
{ "rk312x", HAVE_VPU1, },
{ "rk3288", HAVE_VPU1, },
{ "rk3368", HAVE_VPU1, },
{ "rk3399", HAVE_VPU2, },
{ "rk322x", HAVE_VPU2, },
{ "rk322xh", HAVE_VPU2, },
{ "rk1108", HAVE_VPU2, },
{ "rv1108", HAVE_VPU2, },
};
RK_U32 mpp_get_vcodec_hw_flag(void)
{
RK_U32 flag = 0;
static RK_U32 flag = 0;
if (flag)
return flag;
#ifdef RKPLATFORM
/* NOTE: current only support vpu2 */
if (!access("/dev/vpu_service", F_OK))
flag |= HAVE_VPU2;
/* for rk3288 / rk3368 /rk312x hevc decoder */
if (!access("/dev/hevc_service", F_OK))
flag |= HAVE_HEVC_DEC;
/* for rk3228 / rk3229 / rk3399 decoder */
if (!access("/dev/rkvdec", F_OK))
flag |= HAVE_RKVDEC;
/* for rk1108 encoder */
if (!access("/dev/rkvenc", F_OK))
flag |= HAVE_RKVENC;
{
/* judge vdpu support version */
RK_S32 fd = -1;
/* set vpu1 defalut for old chip without dts */
flag = HAVE_VPU1;
fd = open("/proc/device-tree/compatible", O_RDONLY);
if (fd < 0) {
mpp_err("open /proc/device-tree/compatible error.\n");
} else {
RK_U32 i = 0;
char temp[256];
if (read(fd, temp, sizeof(temp) - 1) > 0) {
for (i = 0; i < MPP_ARRAY_ELEMS(mpp_vpu_version); i++) {
if (strstr(temp, mpp_vpu_version[i].compatible)) {
flag = mpp_vpu_version[i].flag;
break;
}
}
}
close(fd);
}
/* for rk3288 / rk3368 /rk312x hevc decoder */
if (!access("/dev/hevc_service", F_OK)) {
flag |= HAVE_HEVC_DEC;
}
/* for rk3228 / rk3229 / rk3399 decoder */
if (!access("/dev/rkvdec", F_OK)) {
flag |= HAVE_RKVDEC;
}
/* for rk1108 encoder */
if (!access("/dev/rkvenc", F_OK)) {
flag |= HAVE_RKVENC;
}
/* for avs decoder */
if (!access("/dev/avsd", F_OK)) {
flag |= HAVE_AVSDEC;
}
}
#endif
return flag;