patch-2.4.7 linux/include/asm-mips64/rrm.h
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- Lines: 89
- Date:
Wed Jul 4 11:50:39 2001
- Orig file:
v2.4.6/linux/include/asm-mips64/rrm.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.4.6/linux/include/asm-mips64/rrm.h linux/include/asm-mips64/rrm.h
@@ -0,0 +1,88 @@
+/*
+ * SGI Rendering Resource Manager API (?).
+ *
+ * written by Miguel de Icaza (miguel@nuclecu.unam.mx)
+ *
+ * Ok, even if SGI choosed to do mmap trough ioctls, their
+ * kernel support for virtualizing the graphics card is nice.
+ *
+ * We should be able to make graphic applications on Linux
+ * fly.
+ *
+ * This header file should be included from GNU libc as well.
+ */
+
+
+/* Why like this you say? Well, gdb can print enums */
+#define RRM_BASE 1000
+#define RRM_CMD_LIMIT (RRM_BASE + 100)
+
+enum {
+ RRM_OPENRN = RRM_BASE, /* open rendering node */
+ RRM_CLOSERN,
+ RRM_BINDPROCTORN, /* set current rendering region for node */
+ RRM_BINDRNTOCLIP,
+ RRM_UNBINDRNFROMCLIP,
+ RRM_SWAPBUF,
+ RRM_SETSWAPINTERVAL,
+ RRM_WAITFORRETRACE,
+ RRM_SETDISPLAYMODE,
+ RRM_MESSAGE,
+ RRM_INVALIDATERN,
+ RRM_VALIDATECLIP,
+ RRM_VALIDATESWAPBUF,
+ RRM_SWAPGROUP,
+ RRM_SWAPUNGROUP,
+ RRM_VALIDATEMESSAGE,
+ RRM_GETDISPLAYMODES,
+ RRM_LOADDISPLAYMODE,
+ RRM_CUSHIONBUFFER,
+ RRM_SWAPREADY,
+ RRM_MGR_SWAPBUF,
+ RRM_SETVSYNC,
+ RRM_GETVSYNC,
+ RRM_WAITVSYNC,
+ RRM_BINDRNTOREADANDCLIP,
+ RRM_MAPCLIPTOSWPBUFID
+};
+
+/* Parameters for the above ioctls
+ *
+ * All of the ioctls take as their first argument the rendering node id.
+ *
+ */
+
+/*
+ * RRM_OPENRN:
+ *
+ * This is called by the IRIX X server with:
+ * rnid = 0xffffffff rmask = 0
+ *
+ * Returns a number like this: 0x10001.
+ * If you run the X server over and over, you get a value
+ * that is of the form (n * 0x10000) + 1.
+ *
+ * The return value seems to be the RNID.
+ */
+struct RRM_OpenRN {
+ int rnid;
+ unsigned int rmask;
+};
+
+struct RRM_CloseRN {
+ int rnid;
+};
+
+/*
+ * RRM_BINDPROCTORN:
+ *
+ * Return value when the X server calls it: 0
+ */
+struct RRM_BindProcToRN {
+ int rnid;
+};
+
+#ifdef __KERNEL__
+int rrm_command (unsigned int cmd, void *arg);
+int rrm_close (struct inode *inode, struct file *file);
+#endif
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