Initial code release from ASPEED Technology Inc. Bugzilla #4937

    <https://bugs.freedesktop.org/show_bug.cgi?id=4937> Attachment 3686
    <https://bugs.freedesktop.org/attachment.cgi?id=3686>

1 files changed, 70 insertions, 0 deletions

diff --git a/src/ast_vgatool.h b/src/ast_vgatool.h
new file mode 100644
index 0000000..8a4f683
--- /dev/null
+++ b/src/ast_vgatool.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2005 ASPEED Technology Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the authors not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  The authors makes no representations
+ * about the suitability of this software for any purpose.  It is provided
+ * "as is" without express or implied warranty.
+ *
+ * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* VRAM Size Definition */
+#define VIDEOMEM_SIZE_08M	0x00800000
+#define VIDEOMEM_SIZE_16M	0x01000000
+#define VIDEOMEM_SIZE_32M	0x02000000
+#define VIDEOMEM_SIZE_64M	0x04000000
+
+#define AR_PORT_WRITE		(pAST->RelocateIO + 0x40)
+#define MISC_PORT_WRITE		(pAST->RelocateIO + 0x42)
+#define SEQ_PORT 		(pAST->RelocateIO + 0x44)
+#define DAC_INDEX_WRITE		(pAST->RelocateIO + 0x48)
+#define DAC_DATA		(pAST->RelocateIO + 0x49)
+#define GR_PORT			(pAST->RelocateIO + 0x4E)
+#define CRTC_PORT 		(pAST->RelocateIO + 0x54)
+#define INPUT_STATUS1_READ	(pAST->RelocateIO + 0x5A)
+
+#define GetReg(base)				inb(base)
+#define SetReg(base,val)			outb(base,val)
+#define GetIndexReg(base,index,val)			do {			\
+                      				outb(base,index);	\
+                      				val = inb(base+1);		\
+                    				} while (0)
+#define SetIndexReg(base,index, val)		do { \
+                      				outb(base,index);	\
+                      				outb(base+1,val);   	\
+                    				} while (0)
+#define GetIndexRegMask(base,index, and, val)	do {			\
+                      				outb(base,index);	\
+                      				val = (inb(base+1) & and);		\
+                    				} while (0)                    			
+#define SetIndexRegMask(base,index, and, val)  	do { \
+                      				UCHAR __Temp; 	\
+                      				outb(base,index);   	\
+                      				__Temp = (inb((base)+1)&(and))|(val); 	\
+                      				SetIndexReg(base,index,__Temp); 	\
+                    				} while (0)
+
+#define VGA_LOAD_PALETTE_INDEX(index, red, green, blue) \
+{ \
+   UCHAR __junk;				\
+   SetReg(DAC_INDEX_WRITE,(UCHAR)(index));	\
+   __junk = GetReg(SEQ_PORT);			\
+   SetReg(DAC_DATA,(UCHAR)(red));		\
+   __junk = GetReg(SEQ_PORT);			\
+   SetReg(DAC_DATA,(UCHAR)(green));		\
+   __junk = GetReg(SEQ_PORT);			\
+   SetReg(DAC_DATA,(UCHAR)(blue));		\
+   __junk = GetReg(SEQ_PORT);      		\
+}