From: Chen Gang <cheng...@emindsoft.com.cn>
Another DRM_IOCTL_* commands will be done later.
Signed-off-by: Chen Gang <cheng...@emindsoft.com.cn>
---
linux-user/ioctls.h | 2 ++
linux-user/syscall.c | 62 ++++++++++++++++++++++++++++++++++++++
linux-user/syscall_defs.h | 15 +++++++++
linux-user/syscall_types.h | 11 +++++++
4 files changed, 90 insertions(+)
diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
index 0defa1d8c1..3ae32cbfb1 100644
--- a/linux-user/ioctls.h
+++ b/linux-user/ioctls.h
@@ -574,6 +574,8 @@
IOCTL_SPECIAL(SIOCDELRT, IOC_W, do_ioctl_rt,
MK_PTR(MK_STRUCT(STRUCT_rtentry)))
+ IOCTL_SPECIAL(DRM_IOCTL_VERSION, IOC_RW, do_ioctl_drm,
+ MK_PTR(MK_STRUCT(STRUCT_drm_version)))
#ifdef TARGET_TIOCSTART
IOCTL_IGNORE(TIOCSTART)
IOCTL_IGNORE(TIOCSTOP)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 8d27d10807..2eb7c91ab4 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -112,6 +112,7 @@
#include <linux/if_alg.h>
#include <linux/rtc.h>
#include <sound/asound.h>
+#include <libdrm/drm.h>
#include "linux_loop.h"
#include "uname.h"
@@ -5196,6 +5197,67 @@ static abi_long do_ioctl_tiocgptpeer(const IOCTLEntry
*ie, uint8_t *buf_temp,
}
#endif
+static inline abi_long target_to_host_drmversion(struct drm_version *host_ver,
+ abi_long target_addr)
+{
+ struct target_drm_version *target_ver;
+
+ if (!lock_user_struct(VERIFY_READ, target_ver, target_addr, 0)) {
+ return -TARGET_EFAULT;
+ }
+ __get_user(host_ver->name_len, &target_ver->name_len);
+ host_ver->name = host_ver->name_len ? g2h(target_ver->name) : NULL;
+ __get_user(host_ver->date_len, &target_ver->date_len);
+ host_ver->date = host_ver->date_len ? g2h(target_ver->date) : NULL;
+ __get_user(host_ver->desc_len, &target_ver->desc_len);
+ host_ver->desc = host_ver->desc_len ? g2h(target_ver->desc) : NULL;
+ unlock_user_struct(target_ver, target_addr, 0);
+ return 0;
+}
+
+static inline abi_long host_to_target_drmversion(abi_ulong target_addr,
+ struct drm_version *host_ver)
+{
+ struct target_drm_version *target_ver;
+
+ if (!lock_user_struct(VERIFY_WRITE, target_ver, target_addr, 0)) {
+ return -TARGET_EFAULT;
+ }
+ __put_user(host_ver->version_major, &target_ver->version_major);
+ __put_user(host_ver->version_minor, &target_ver->version_minor);
+ __put_user(host_ver->version_patchlevel, &target_ver->version_patchlevel);
+ __put_user(host_ver->name_len, &target_ver->name_len);
+ __put_user(host_ver->date_len, &target_ver->date_len);
+ __put_user(host_ver->desc_len, &target_ver->desc_len);
+ unlock_user_struct(target_ver, target_addr, 0);
+ return 0;
+}
+
+static abi_long do_ioctl_drm(const IOCTLEntry *ie, uint8_t *buf_temp,
+ int fd, int cmd, abi_long arg)
+{
+ struct drm_version *ver;
+ abi_long ret;
+
+ switch (ie->host_cmd) {
+ case DRM_IOCTL_VERSION:
+ ver = (struct drm_version *)buf_temp;
+ memset(ver, 0, sizeof(*ver));
+ ret = target_to_host_drmversion(ver, arg);
+ if (is_error(ret)) {
+ return ret;
+ }
+ ret = get_errno(safe_ioctl(fd, ie->host_cmd, ver));
+ if (is_error(ret)) {
+ return ret;
+ }
+ ret = host_to_target_drmversion(arg, ver);
+ return ret;
+ }
+ return -TARGET_EFAULT;
+}
+
+
static IOCTLEntry ioctl_entries[] = {
#define IOCTL(cmd, access, ...) \
{ TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } },
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 152ec637cb..3c261cff0e 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -1167,6 +1167,9 @@ struct target_rtc_pll_info {
#define TARGET_DM_TARGET_MSG TARGET_IOWRU(0xfd, 0x0e)
#define TARGET_DM_DEV_SET_GEOMETRY TARGET_IOWRU(0xfd, 0x0f)
+/* drm ioctls */
+#define TARGET_DRM_IOCTL_VERSION TARGET_IOWRU('d', 0x00)
+
/* from asm/termbits.h */
#define TARGET_NCC 8
@@ -2598,6 +2601,18 @@ struct target_mq_attr {
abi_long mq_curmsgs;
};
+struct target_drm_version {
+ int version_major;
+ int version_minor;
+ int version_patchlevel;
+ abi_ulong name_len;
+ abi_ulong name;
+ abi_ulong date_len;
+ abi_ulong date;
+ abi_ulong desc_len;
+ abi_ulong desc;
+};
+
#include "socket.h"
#include "errno_defs.h"
diff --git a/linux-user/syscall_types.h b/linux-user/syscall_types.h
index 4e12c1661e..e2b0484f50 100644
--- a/linux-user/syscall_types.h
+++ b/linux-user/syscall_types.h
@@ -292,6 +292,17 @@ STRUCT(dm_target_versions,
STRUCT(dm_target_msg,
TYPE_ULONGLONG) /* sector */
+STRUCT(drm_version,
+ TYPE_INT, /* version_major */
+ TYPE_INT, /* version_minor */
+ TYPE_INT, /* version_patchlevel */
+ TYPE_ULONG, /* name_len */
+ TYPE_PTRVOID, /* name */
+ TYPE_ULONG, /* date_len */
+ TYPE_PTRVOID, /* date */
+ TYPE_ULONG, /* desc_len */
+ TYPE_PTRVOID) /* desc */
+
STRUCT(file_clone_range,
TYPE_LONGLONG, /* src_fd */
TYPE_ULONGLONG, /* src_offset */
--
2.24.0.308.g228f53135a
