diff options
Diffstat (limited to 'gcell/src/include')
| -rw-r--r-- | gcell/src/include/gc_jd_queue_data.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/gcell/src/include/gc_jd_queue_data.h b/gcell/src/include/gc_jd_queue_data.h index d48591bd2..e5fa87499 100644 --- a/gcell/src/include/gc_jd_queue_data.h +++ b/gcell/src/include/gc_jd_queue_data.h @@ -1,6 +1,6 @@ /* -*- c++ -*- */ /* - * Copyright 2007 Free Software Foundation, Inc. + * Copyright 2007,2008 Free Software Foundation, Inc. * * This file is part of GNU Radio * @@ -36,13 +36,31 @@ __GC_BEGIN_DECLS * * FIXME make it lock free ;) For now, use a spin lock. */ -typedef struct gc_jd_queue + +typedef struct gc_jd_q_links { gc_eaddr_t head _AL16; gc_eaddr_t tail _AL16; +} gc_jd_q_links_t; + +typedef struct gc_jd_q_mutex +{ uint32_t mutex; // libsync mutex (spin lock) -} gc_jd_queue_t; + uint32_t _pad[31]; // pad to cache line so we can use putlluc on SPE +} _AL128 gc_jd_q_mutex_t; +typedef struct gc_jd_q_flag +{ + uint32_t flag; // host writes this after enqueuing + uint32_t _pad[31]; // pad to cache line +} _AL128 gc_jd_q_flag_t; + +typedef struct gc_jd_queue +{ + gc_jd_q_links_t l; + gc_jd_q_mutex_t m; + gc_jd_q_flag_t f; +} _AL128 gc_jd_queue_t; __GC_END_DECLS |