Merged gcell, the Cell SPE scheduler and RPC mechanism into the trunk.

(eb/trunk-with-gcell r8037:8085).  Expect additional tweaks, but
currently works and passes distcheck.


git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@8086 221aa14e-8319-0410-a670-987f0aec2ac5

1 files changed, 109 insertions, 0 deletions

diff --git a/gcell/src/lib/runtime/spu/gcell_qa.c b/gcell/src/lib/runtime/spu/gcell_qa.c
new file mode 100644
index 000000000..51bf38a6a
--- /dev/null
+++ b/gcell/src/lib/runtime/spu/gcell_qa.c
@@ -0,0 +1,109 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2008 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <gc_delay.h>
+#include <gc_declare_proc.h>
+#include <string.h>
+
+
+#define _UNUSED __attribute__((unused))
+
+// FIXME move these out of here; only for QA usage
+
+static void
+qa_nop(const gc_job_direct_args_t *input _UNUSED,
+       gc_job_direct_args_t *output _UNUSED,
+       const gc_job_ea_args_t *eaa _UNUSED)
+{
+}
+
+GC_DECLARE_PROC(qa_nop, "qa_nop");
+
+static int
+sum_shorts(short *p, int nshorts)
+{
+  int total = 0;
+  for (int i = 0; i < nshorts; i++)
+    total += p[i];
+
+  return total;
+}
+
+static void
+qa_sum_shorts(const gc_job_direct_args_t *input _UNUSED,
+	      gc_job_direct_args_t *output,
+	      const gc_job_ea_args_t *eaa)
+{
+  for (unsigned int i = 0; i < eaa->nargs; i++){
+    short *p = eaa->arg[i].ls_addr;
+    int n = eaa->arg[i].get_size / sizeof(short);
+    output->arg[i].s32 = sum_shorts(p, n);
+    //printf("qa_sum_shorts(%p, %d) = %d\n",  p, n, output->arg[i].s32);
+  }
+}
+
+GC_DECLARE_PROC(qa_sum_shorts, "qa_sum_shorts");
+
+static void
+write_seq(unsigned char *p, int nbytes, int counter)
+{
+  for (int i = 0; i < nbytes; i++)
+    p[i] = counter++;
+}
+
+static void
+qa_put_seq(const gc_job_direct_args_t *input,
+	   gc_job_direct_args_t *output _UNUSED,
+	   const gc_job_ea_args_t *eaa)
+{
+  int counter = input->arg[0].s32;
+
+  for (unsigned int i = 0; i < eaa->nargs; i++){
+    unsigned char *p = eaa->arg[i].ls_addr;
+    int n = eaa->arg[i].put_size;
+    write_seq(p, n, counter);
+    counter += n;
+  }
+}
+
+GC_DECLARE_PROC(qa_put_seq, "qa_put_seq");
+
+static void
+qa_copy(const gc_job_direct_args_t *input _UNUSED,
+	gc_job_direct_args_t *output,
+	const gc_job_ea_args_t *eaa)
+{
+  if (eaa->nargs != 2
+      || eaa->arg[0].direction != GCJD_DMA_PUT
+      || eaa->arg[1].direction != GCJD_DMA_GET){
+    output->arg[0].s32 = -1;
+    return;
+  }
+
+  output->arg[0].s32 = 0;
+  unsigned n = eaa->arg[0].put_size;
+  if (eaa->arg[1].get_size < n)
+    n = eaa->arg[1].get_size;
+  
+  memcpy(eaa->arg[0].ls_addr, eaa->arg[1].ls_addr, n);
+}
+
+GC_DECLARE_PROC(qa_copy, "qa_copy");