Modules/UDI - Cleaned up source layout, implemented PCI IRQs

[tpg/acess2.git] / KernelLand / Modules / Interfaces / UDI / udi_lib / core / imc.c

diff --git a/KernelLand/Modules/Interfaces/UDI/udi_lib/core/imc.c b/KernelLand/Modules/Interfaces/UDI/udi_lib/core/imc.c
new file mode 100644 (file)
index 0000000..365f839
--- /dev/null
+++ b/KernelLand/Modules/Interfaces/UDI/udi_lib/core/imc.c
@@ -0,0 +1,105 @@
+/**
+ * \file imc.c
+ * \author John Hodge (thePowersGang)
+ */
+#define DEBUG  1
+#include <udi.h>
+#include <acess.h>
+#include <udi_internal.h>
+
+// === EXPORTS ===
+EXPORT(udi_channel_anchor);
+EXPORT(udi_channel_spawn);
+EXPORT(udi_channel_set_context);
+EXPORT(udi_channel_op_abort);
+EXPORT(udi_channel_close);
+EXPORT(udi_channel_event_ind);
+EXPORT(udi_channel_event_complete);
+
+// === CODE ===
+/**
+ */
+void udi_channel_anchor(
+       udi_channel_anchor_call_t *callback, udi_cb_t *gcb,
+       udi_channel_t channel, udi_index_t ops_idx, void *channel_context
+       )
+{
+       UNIMPLEMENTED();
+}
+
+/**
+ */
+extern void udi_channel_spawn(
+       udi_channel_spawn_call_t *callback, udi_cb_t *gcb,
+       udi_channel_t channel, udi_index_t spawn_idx,
+       udi_index_t ops_idx, void *channel_context
+       )
+{
+       LOG("gcb=%p,channel=%p", gcb, channel, spawn_idx, ops_idx, channel_context);
+       
+       // Search existing channel for a matching spawn_idx
+       udi_channel_t ret = UDI_CreateChannel_Linked(channel, spawn_idx);
+
+       // Bind local end of channel to ops_idx (with channel_context)
+       if( ops_idx != 0 )
+       {
+               udi_index_t     region_idx;
+               tUDI_DriverInstance     *inst = UDI_int_ChannelGetInstance(gcb, false, &region_idx);
+               UDI_BindChannel(ret, false, inst, ops_idx, region_idx, channel_context, false,0);
+       }
+       else
+       {
+               // leave unbound
+       }
+
+       callback(gcb, ret);
+}
+
+/**
+ * 
+ */
+void udi_channel_set_context(
+       udi_channel_t target_channel, void *channel_context
+       )
+{
+       LOG("target_channel=%p,channel_context=%p", target_channel, channel_context);
+       UDI_int_ChannelSetContext(target_channel, channel_context);
+}
+
+void udi_channel_op_abort(
+       udi_channel_t target_channel, udi_cb_t *orig_cb
+       )
+{
+       udi_channel_event_cb_t cb;
+       cb.gcb.channel = target_channel;
+       cb.event = UDI_CHANNEL_CLOSED;
+       cb.params.orig_cb = orig_cb;
+       udi_channel_event_ind(&cb);
+}
+
+void udi_channel_close(udi_channel_t channel)
+{
+       Warning("%s Unimplemented", __func__);
+}
+
+void udi_channel_event_ind(udi_channel_event_cb_t *cb)
+{
+       LOG("cb=%p{...}", cb);
+       const struct {
+               udi_channel_event_ind_op_t *channel_event_ind_op;
+       } *ops = UDI_int_ChannelPrepForCall( UDI_GCB(cb), NULL, 0 );
+       if(!ops) {
+               Log_Warning("UDI", "udi_channel_event_ind on wrong channel type");
+               return ;
+       }
+
+       // UDI_int_MakeDeferredCb( UDI_GCB(cb), ops->channel_event_ind_op );
+
+       UDI_int_ChannelReleaseFromCall( UDI_GCB(cb) );  
+       ops->channel_event_ind_op(cb);
+}
+
+void udi_channel_event_complete(udi_channel_event_cb_t *cb, udi_status_t status)
+{
+       UNIMPLEMENTED();
+}