From 80ddda5fff1b004648f74848d94db7c81f1ce6a3 Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@mutabah.net>
Date: Thu, 4 Aug 2011 08:13:26 +0800
Subject: [PATCH 1/1] Changed Video device spec to implement cursors

---
 Kernel/include/tpl_drv_video.h     | 30 +++++++++++++++++++-----------
 Modules/Display/BochsGA/bochsvbe.c |  6 +++---
 Modules/Display/VESA/main.c        |  4 ++--
 3 files changed, 24 insertions(+), 16 deletions(-)

diff --git a/Kernel/include/tpl_drv_video.h b/Kernel/include/tpl_drv_video.h
index 1be4f2b7..f518e74a 100644
--- a/Kernel/include/tpl_drv_video.h
+++ b/Kernel/include/tpl_drv_video.h
@@ -90,19 +90,15 @@ enum eTplVideo_IOCtl {
 	VIDEO_IOCTL_SETCURSOR,
 	
 	/**
-	 * ioctl(..., tVAddr MapTo)
-	 * \brief Request access to Framebuffer
-	 * \return Boolean Success
-	 * 
-	 * Requests the driver to allow the user direct access to the
-	 * framebuffer by mapping it to the supplied address.
-	 * If the driver does not allow this boolean FALSE (0) is returned,
-	 * else if the call succeeds (and the framebuffer ends up mapped) boolean
-	 * TRUE (1) is returned.
+	 * ioctl(..., tVideo_IOCtl_Bitmap *Image)
+	 * \brief Sets the cursor image
+	 * \return Boolean success
+	 *
+	 * Sets the graphics mode cursor image
 	 */
-	VIDEO_IOCTL_REQLFB
+	VIDEO_IOCTL_SETCURSORBITMAP
 };
-#define DRV_VIDEO_IOCTLNAMES	"getset_mode", "find+mode", "mode_info", "set_buf_format", "set_cursor", "request_framebuffer"
+#define DRV_VIDEO_IOCTLNAMES	"getset_mode", "find+mode", "mode_info", "set_buf_format", "set_cursor", "set_cursor_bitmap"
 
 /**
  * \brief Mode Structure used in IOCtl Calls
@@ -212,6 +208,18 @@ typedef struct sVideo_IOCtl_Pos
 	Sint16	y;	//!< Y Coordinate
 }	tVideo_IOCtl_Pos;
 
+/**
+ * \brief Bitmap object (out of band image)
+ */
+typedef struct sVideo_IOCtl_Bitmap
+{
+	Sint16	W;	//!< Width of image
+	Sint16	H;	//!< Height of image
+	Sint16	XOfs;	//!< X Offset of center
+	Sint16	YOfs;	//!< Y Offset of center
+	Uint32	Data[];	//!< Image data (ARGB array)
+}	tVideo_IOCtl_Bitmap;
+
 /**
  * \brief Virtual Terminal Representation of a character
  */
diff --git a/Modules/Display/BochsGA/bochsvbe.c b/Modules/Display/BochsGA/bochsvbe.c
index 87c1d734..df4072b3 100644
--- a/Modules/Display/BochsGA/bochsvbe.c
+++ b/Modules/Display/BochsGA/bochsvbe.c
@@ -280,9 +280,9 @@ int BGA_Ioctl(tVFS_Node *Node, int ID, void *Data)
 		break;
 	
 	// Request Access to LFB
-	case VIDEO_IOCTL_REQLFB:
-		ret = BGA_int_MapFB( *(void**)Data );
-		break;
+//	case VIDEO_IOCTL_REQLFB:
+//		ret = BGA_int_MapFB( *(void**)Data );
+//		break;
 	
 	default:
 		LEAVE('i', -2);
diff --git a/Modules/Display/VESA/main.c b/Modules/Display/VESA/main.c
index 04e339ba..848351a0 100644
--- a/Modules/Display/VESA/main.c
+++ b/Modules/Display/VESA/main.c
@@ -430,8 +430,8 @@ int Vesa_Ioctl(tVFS_Node *Node, int ID, void *Data)
 		//Log_Debug("VESA", "Cursor position (%i,%i) Timer %i", giVesaCursorX, giVesaCursorY, giVesaCursorTimer);
 		return 0;
 	
-	case VIDEO_IOCTL_REQLFB:	// Request Linear Framebuffer
-		return 0;
+//	case VIDEO_IOCTL_REQLFB:	// Request Linear Framebuffer
+//		return 0;
 	}
 	return 0;
 }
-- 
2.20.1