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-rw-r--r--include/video/s3blit.h79
1 files changed, 79 insertions, 0 deletions
diff --git a/include/video/s3blit.h b/include/video/s3blit.h
new file mode 100644
index 0000000..b1db631
--- /dev/null
+++ b/include/video/s3blit.h
@@ -0,0 +1,79 @@
+#ifndef _VIDEO_S3BLIT_H
+#define _VIDEO_S3BLIT_H
+
+/* s3 commands */
+#define S3_BITBLT 0xc011
+#define S3_TWOPOINTLINE 0x2811
+#define S3_FILLEDRECT 0x40b1
+
+#define S3_FIFO_EMPTY 0x0400
+#define S3_HDW_BUSY 0x0200
+
+/* Enhanced register mapping (MMIO mode) */
+
+#define S3_READ_SEL 0xbee8 /* offset f */
+#define S3_MULT_MISC 0xbee8 /* offset e */
+#define S3_ERR_TERM 0x92e8
+#define S3_FRGD_COLOR 0xa6e8
+#define S3_BKGD_COLOR 0xa2e8
+#define S3_PIXEL_CNTL 0xbee8 /* offset a */
+#define S3_FRGD_MIX 0xbae8
+#define S3_BKGD_MIX 0xb6e8
+#define S3_CUR_Y 0x82e8
+#define S3_CUR_X 0x86e8
+#define S3_DESTY_AXSTP 0x8ae8
+#define S3_DESTX_DIASTP 0x8ee8
+#define S3_MIN_AXIS_PCNT 0xbee8 /* offset 0 */
+#define S3_MAJ_AXIS_PCNT 0x96e8
+#define S3_CMD 0x9ae8
+#define S3_GP_STAT 0x9ae8
+#define S3_ADVFUNC_CNTL 0x4ae8
+#define S3_WRT_MASK 0xaae8
+#define S3_RD_MASK 0xaee8
+
+/* Enhanced register mapping (Packed MMIO mode, write only) */
+#define S3_ALT_CURXY 0x8100
+#define S3_ALT_CURXY2 0x8104
+#define S3_ALT_STEP 0x8108
+#define S3_ALT_STEP2 0x810c
+#define S3_ALT_ERR 0x8110
+#define S3_ALT_CMD 0x8118
+#define S3_ALT_MIX 0x8134
+#define S3_ALT_PCNT 0x8148
+#define S3_ALT_PAT 0x8168
+
+/* Drawing modes */
+#define S3_NOTCUR 0x0000
+#define S3_LOGICALZERO 0x0001
+#define S3_LOGICALONE 0x0002
+#define S3_LEAVEASIS 0x0003
+#define S3_NOTNEW 0x0004
+#define S3_CURXORNEW 0x0005
+#define S3_NOT_CURXORNEW 0x0006
+#define S3_NEW 0x0007
+#define S3_NOTCURORNOTNEW 0x0008
+#define S3_CURORNOTNEW 0x0009
+#define S3_NOTCURORNEW 0x000a
+#define S3_CURORNEW 0x000b
+#define S3_CURANDNEW 0x000c
+#define S3_NOTCURANDNEW 0x000d
+#define S3_CURANDNOTNEW 0x000e
+#define S3_NOTCURANDNOTNEW 0x000f
+
+#define S3_CRTC_ADR 0x03d4
+#define S3_CRTC_DATA 0x03d5
+
+#define S3_REG_LOCK2 0x39
+#define S3_HGC_MODE 0x45
+
+#define S3_HWGC_ORGX_H 0x46
+#define S3_HWGC_ORGX_L 0x47
+#define S3_HWGC_ORGY_H 0x48
+#define S3_HWGC_ORGY_L 0x49
+#define S3_HWGC_DX 0x4e
+#define S3_HWGC_DY 0x4f
+
+
+#define S3_LAW_CTL 0x58
+
+#endif /* _VIDEO_S3BLIT_H */
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