Import sources from 2011-03-30 iso image

1 files changed, 124 insertions, 0 deletions

diff --git a/sys/src/9/pc/devlml.h b/sys/src/9/pc/devlml.h
new file mode 100755
index 000000000..85c0c013a
--- /dev/null
+++ b/sys/src/9/pc/devlml.h
@@ -0,0 +1,124 @@
+/* Lml 22 driver */
+
+#define MJPG_VERSION "LML33 v0.2"
+#define NLML 2
+
+/*
+ * The following values can be modified to tune/set default behaviour of the
+ * driver.
+ */
+
+/* The number of uS delay in I2C state transitions (probably >= 10) */
+#define I2C_DELAY 50
+
+/* The amount of spinning to do before the I2C bus is timed out */
+#define I2C_TIMEOUT 10000000
+
+/* The amount of spinning to do before the guest bus is timed out */
+#define GUEST_TIMEOUT 10000000
+
+/*
+ * The amount of spinning to do before the polling of the still
+ * transfer port is aborted.
+ */
+#define STILL_TIMEOUT 1000000
+
+/*
+ * The following number is the maximum number of cards permited. Each
+ * card found is mapped to a device minor number starting from 0.
+ */
+#define MAX_CARDS 1
+
+/* The following are the datastructures needed by the device. */
+#define I2C_BUS		0x044
+/* which bit of I2C_BUS is which */
+#define I2C_SCL		1
+#define I2C_SDA		2
+#define INTR_JPEGREP	0x08000000
+#define INTR_GIRQ0	0x20000000
+#define INTR_STAT	0x03c
+
+/* A Device records the properties of the various card types supported. */
+typedef struct {
+	int	number;		/* The H33_CARDTYPE_ assigned */
+	char	*card_name;	/* A string name */
+	int	zr060addr;	/* Which guest bus address for the ZR36060 */
+} Device;
+
+/*
+ * The remainder of the #defs are constants which should not need changing.
+ *
+ * The PCI vendor and device ids of the zoran chipset on the dc30.
+ * these really belong in pci.h.
+ */
+#define VENDOR_ZORAN		0x11de
+#define ZORAN_36057		0x6057
+#define ZORAN_36067		ZORAN_36057
+
+#define BT819Addr 0x8a
+#define BT856Addr 0x88
+
+#define NBUF 4
+
+#define FRAGM_FINAL_B 1
+#define STAT_BIT 1
+
+typedef struct	HdrFragment		HdrFragment;
+typedef struct	FrameHeader		FrameHeader;
+typedef union	Fragment		Fragment;
+typedef struct	FragmentTable		FragmentTable;
+typedef struct	CodeData		CodeData;
+
+/* If we're on a little endian architecture, then 0xFF, 0xD8 byte sequence is */
+#define MRK_SOI		0xD8FF
+#define MRK_APP3	0xE3FF
+#define APP_NAME	"LML"
+
+struct FrameHeader {		/* Don't modify this struct, used by h/w */
+	ushort	mrkSOI;
+	ushort	mrkAPP3;
+	ushort	lenAPP3;
+	char	nm[4];
+	ushort	frameNo;
+	vlong	ftime;
+	ulong	frameSize;
+	ushort	frameSeqNo;
+	ushort	SOIfiller;
+};
+
+#define FRAGSIZE (128*1024)
+
+union Fragment {
+	FrameHeader fh;
+	char	fb[FRAGSIZE];
+};
+
+struct HdrFragment {
+	uchar	hdr[sizeof(FrameHeader)];
+	Fragment;
+};
+
+struct FragmentTable {		/* Don't modify this struct, used by h/w */
+	ulong	addr;		/* Physical address */
+	ulong	leng;
+};
+
+struct CodeData {		/* Don't modify this struct, used by h/w */
+	ulong	pamjpg;		/* Physical addr of statCom[0] */
+	ulong	pagrab;		/* Physical addr of grab buffer */
+	ulong	statCom[4];	/* Physical addresses of fragdescs */
+	FragmentTable fragdesc[4];
+	HdrFragment frag[4];
+};
+
+enum{
+	Codedatasize = (sizeof(CodeData) + BY2PG - 1) & ~(BY2PG - 1),
+	Grabdatasize = (730 * 568 * 2 * 2 + BY2PG - 1) & ~(BY2PG - 1),
+};
+
+#define POST_OFFICE		0x200
+#define POST_PEND		0x02000000
+#define POST_TIME		0x01000000
+#define POST_DIR		0x00800000
+
+#define GID060	0