Inital import

[l4.git] / l4 / pkg / input / lib / src / proxy.c

diff --git a/l4/pkg/input/lib/src/proxy.c b/l4/pkg/input/lib/src/proxy.c
new file mode 100644 (file)
index 0000000..8179c8c
--- /dev/null
+++ b/l4/pkg/input/lib/src/proxy.c
@@ -0,0 +1,84 @@
+/*
+ * (c) 2009 Technische Universität Dresden
+ * This file is part of TUD:OS and distributed under the terms of the
+ * GNU General Public License 2.
+ * Please see the COPYING-GPL-2 file for details.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/input.h>
+
+#include <l4/sys/ipc.h>
+#include <l4/sys/utcb.h>
+#include <pthread.h>
+
+#include "internal.h"
+
+MODULE_AUTHOR("Alexander Warg");
+MODULE_DESCRIPTION("L4 Proxy input injector");
+MODULE_LICENSE("GPL");
+
+static char proxy_name[] = "L4 input event injector";
+static char proxy_phys[] = "l4/sys";
+
+static struct input_dev l4proxy_dev;
+
+static pthread_t irq_tid;
+
+static void *irq_handler(void *dummy)
+{
+       //l4thread_started(NULL);
+       printk("%s: IRQ handler up\n", proxy_name);
+       l4_umword_t input_server;
+       l4_umword_t d0 = 0, d1 = 0;
+
+       /* FIXME protocol hard-coded here */
+       while (1)
+         {
+           /*l4_msgtag_t res = */l4_ipc_wait(l4_utcb(), &input_server, L4_IPC_NEVER);
+           enter_kdebug("IMPLEMENT ME!");
+           input_event(&l4proxy_dev,
+                       d0 & (unsigned short)0xffff,
+                       (d0 >> 16) & (unsigned short)0xffff,
+                       d1);
+         }
+        return NULL;
+}
+
+//static int __init proxy_init(int prio)
+int l4input_internal_proxy_init(int prio)
+{
+       init_input_dev(&l4proxy_dev);
+       l4proxy_dev.name = proxy_name;
+       l4proxy_dev.phys = proxy_phys;
+       l4proxy_dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL) | BIT(EV_ABS) | BIT(EV_MSC);
+
+       int i;
+       for (i = 0; i < NBITS(KEY_MAX); i++) l4proxy_dev.keybit[i] = ~0UL;
+       for (i = 0; i < NBITS(REL_MAX); i++) l4proxy_dev.relbit[i] = ~0UL;
+       for (i = 0; i < NBITS(ABS_MAX); i++) l4proxy_dev.absbit[i] = ~0UL;
+       for (i = 0; i < NBITS(MSC_MAX); i++) l4proxy_dev.mscbit[i] = ~0UL;
+
+       /* XXX this is no touchpad */
+       clear_bit(BTN_TOOL_FINGER, l4proxy_dev.keybit);
+
+       input_register_device(&l4proxy_dev);
+
+       printk(KERN_INFO "input: %s\n", proxy_name);
+
+       /* FIXME name hard-coded here */
+#if 0
+       irq_tid = l4thread_create_named((l4thread_fn_t) irq_handler,
+                                      "l4i_proxy", 0,
+                                      L4THREAD_CREATE_SYNC);
+
+       if (L4THREAD_IS_ERR(irq_tid)) {
+#endif
+       if (pthread_create(&irq_tid, NULL, irq_handler, NULL)) {
+               printf("Error creating IRQ thread!");
+               return 1;
+       }
+
+       return 0;
+}