from NetBSD:

Add support for Acard ATP850/860, Highpoint HPT370A, and ALi UDMA4/5 controllers
Workaround some OPTi chipset bugs (opti_chip_map still disabled by default)

1 files changed, 62 insertions, 0 deletions

diff --git a/sys/dev/pci/pciide_acard_reg.h b/sys/dev/pci/pciide_acard_reg.h
new file mode 100644
index 00000000000..601da4579c4
--- /dev/null
+++ b/sys/dev/pci/pciide_acard_reg.h
@@ -0,0 +1,62 @@
+/*	$NetBSD: pciide_acard_reg.h,v 1.1 2001/04/21 16:36:38 tsutsui Exp $	*/
+
+/*
+ * Copyright (c) 2001 Izumi Tsutsui.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,     
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#define ATP850_IDETIME(channel)	(0x40 + (channel) * 4)
+#define ATP860_IDETIME		0x40
+
+#define	ATP850_SETTIME(drive, act, rec)					\
+	    (((((act) & 0xf) << 8) | ((rec) & 0xf)) << ((drive) * 16))
+#define	ATP860_SETTIME(channel, drive, act, rec)			\
+	    (((((act) & 0xf) << 4) | ((rec) & 0xf)) <<			\
+	    ((channel) * 16 + (drive) * 8))
+#define	ATP860_SETTIME_MASK(channel)	(0xffff << ((channel) * 16))
+
+static const u_int8_t acard_act_udma[] = {0x3, 0x3, 0x3, 0x3, 0x3};
+static const u_int8_t acard_rec_udma[] = {0x1, 0x1, 0x1, 0x1, 0x1};
+static const u_int8_t acard_act_dma[]  = {0x0, 0x3, 0x3};
+static const u_int8_t acard_rec_dma[]  = {0xa, 0x3, 0x1};
+static const u_int8_t acard_act_pio[]  = {0x0, 0x0, 0x0, 0x3, 0x3};
+static const u_int8_t acard_rec_pio[]  = {0x0, 0xa, 0x8, 0x3, 0x1};
+
+#define ATP850_UDMA		0x54
+#define ATP860_UDMA		0x44
+
+#define	ATP850_UDMA_MODE(channel, drive, x)		\
+	    (((x) & 0x3) << ((channel) * 4 + (drive) * 2))
+#define	ATP860_UDMA_MODE(channel, drive, x)		\
+	    (((x) & 0xf) << ((channel) * 8 + (drive) * 4))
+#define	ATP850_UDMA_MASK(channel)	(0xf << ((channel) * 4))
+#define	ATP860_UDMA_MASK(channel)	(0xff << ((channel) * 8))
+
+static const u_int8_t acard_udma_conf[] = {0x1, 0x2, 0x3, 0x4, 0x5};
+
+#define ATP8x0_CTRL		0x48
+#define  ATP8x0_CTRL_EN(chan)	(0x00020000 << (chan))
+#define  ATP860_CTRL_INT	0x00010000
+#define  ATP860_CTRL_80P(chan)	(0x00000100 << (chan))