Fwd: [PATCH 3/3] Add Maple bus support for the SEGA Dreamcast - headers (repost)

["Adrian McMenamin" <lkmladrian@gmail.com>]

Add maplebus headers

Signed off by Adrian McMenamin <adrian@mcmen.demon.co.uk>

diff --git a/include/linux/input.h b/include/linux/input.h
diff --git a/include/linux/maple.h b/include/linux/maple.h
new file mode 100644
index 0000000..e297cce
--- /dev/null
+++ b/include/linux/maple.h
@@ -0,0 +1,87 @@
+/**
+ * maple.h
+ *
+ * porting to 2.6 driver model
+ * copyright Adrian McMenamin, 2007
+ *
+ */
+#ifndef __LINUX_MAPLE_H
+#define __LINUX_MAPLE_H
+
+extern struct bus_type maple_bus_type;
+
+/* Maple Bus command and response codes */
+enum maple_code {
+       MAPLE_RESPONSE_FILEERR = -5,
+       MAPLE_RESPONSE_AGAIN = -4,      /* request should be retransmitted */
+       MAPLE_RESPONSE_BADCMD = -3,
+       MAPLE_RESPONSE_BADFUNC = -2,
+       MAPLE_RESPONSE_NONE = -1,       /* unit didn't respond at all */
+       MAPLE_COMMAND_DEVINFO = 1,
+       MAPLE_COMMAND_ALLINFO = 2,
+       MAPLE_COMMAND_RESET = 3,
+       MAPLE_COMMAND_KILL = 4,
+       MAPLE_RESPONSE_DEVINFO = 5,
+       MAPLE_RESPONSE_ALLINFO = 6,
+       MAPLE_RESPONSE_OK = 7,
+       MAPLE_RESPONSE_DATATRF = 8,
+       MAPLE_COMMAND_GETCOND = 9,
+       MAPLE_COMMAND_GETMINFO = 10,
+       MAPLE_COMMAND_BREAD = 11,
+       MAPLE_COMMAND_BWRITE = 12,
+       MAPLE_COMMAND_SETCOND = 14
+};
+
+struct mapleq {
+       struct list_head list;
+       struct maple_device *dev;
+       void *sendbuf, *recvbuf, *recvbufdcsp;
+       unsigned char length;
+       enum maple_code command;
+};
+
+struct maple_devinfo {
+       unsigned long function;
+       unsigned long function_data[3];
+       unsigned char area_code;
+       unsigned char connector_directon;
+       char product_name[31];
+       char product_licence[61];
+       unsigned short standby_power;
+       unsigned short max_power;
+};
+
+struct maple_device {
+       struct maple_driver *driver;
+       struct mapleq *mq;
+       void *private_data;
+       void (*callback) (struct mapleq * mq);
+       unsigned long when, interval, function;
+       struct maple_devinfo devinfo;
+       unsigned char port, unit;
+       char product_name[32];
+       char product_licence[64];
+       int registered;
+       struct device dev;
+};
+
+struct maple_driver {
+       unsigned long function;
+       int (*connect) (struct maple_device * dev);
+       void (*disconnect) (struct maple_device * dev);
+       struct device_driver drv;
+};
+
+void maple_getcond_callback(struct maple_device *dev,
+                           void (*callback) (struct mapleq * mq),
+                           unsigned long interval,
+                           unsigned long function);
+
+int maple_driver_register(struct device_driver *drv);
+
+void maple_add_packet(struct mapleq *mq);
+
+#define to_maple_dev(n) container_of(n, struct maple_device, dev)
+#define to_maple_driver(n) container_of(n, struct maple_driver, drv)
+
+#endif /* __LINUX_MAPLE_H */
diff --git a/include/asm-sh/dreamcast/maple.h b/include/asm-sh/dreamcast/maple.h
new file mode 100644
index 0000000..4836d24
--- /dev/null
+++ b/include/asm-sh/dreamcast/maple.h
@@ -0,0 +1,36 @@
+#ifndef __ASM_MAPLE_H
+#define __ASM_MAPLE_H
+
+#define MAPLE_PORTS 4
+#define MAPLE_PNP_INTERVAL HZ
+#define MAPLE_MAXPACKETS 8
+#define MAPLE_DMA_ORDER 14
+#define MAPLE_DMA_SIZE (1 << MAPLE_DMA_ORDER)
+#define MAPLE_DMA_PAGES ((MAPLE_DMA_ORDER > PAGE_SHIFT) ?
MAPLE_DMA_ORDER - PAGE_SHIFT : 0)
+
+/* Maple Bus registers */
+#define MAPLE_BASE     0xa05f6c00
+#define MAPLE_DMAADDR  (MAPLE_BASE+0x04)
+#define MAPLE_TRIGTYPE (MAPLE_BASE+0x10)
+#define MAPLE_ENABLE   (MAPLE_BASE+0x14)
+#define MAPLE_STATE    (MAPLE_BASE+0x18)
+#define MAPLE_SPEED    (MAPLE_BASE+0x80)
+#define MAPLE_RESET    (MAPLE_BASE+0x8c)
+
+#define MAPLE_MAGIC    0x6155404f
+#define MAPLE_2MBPS    0
+#define        MAPLE_TIMEOUT(n) ((n)<<15)
+
+/* Function codes */
+#define MAPLE_FUNC_CONTROLLER 0x001
+#define MAPLE_FUNC_MEMCARD    0x002
+#define MAPLE_FUNC_LCD        0x004
+#define MAPLE_FUNC_CLOCK      0x008
+#define MAPLE_FUNC_MICROPHONE 0x010
+#define MAPLE_FUNC_ARGUN      0x020
+#define MAPLE_FUNC_KEYBOARD   0x040
+#define MAPLE_FUNC_LIGHTGUN   0x080
+#define MAPLE_FUNC_PURUPURU   0x100
+#define MAPLE_FUNC_MOUSE      0x200
+
+#endif /* __ASM_MAPLE_H */
-
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