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authorMichael Sevakis <jethead71@rockbox.org>2007-10-26 23:27:04 +0000
committerMichael Sevakis <jethead71@rockbox.org>2007-10-26 23:27:04 +0000
commit4a5894db1a973a34eda76fb557aa35ee305a1d53 (patch)
tree9a2b2c0a664757b0adce65b6eaee327f4845a7d8 /uisimulator/sdl/kernel.c
parentc935ed5112a0d7b400d8ae4ff974ff606b84c407 (diff)
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Correct some commenting left from an earlier set_irq_level version.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15323 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'uisimulator/sdl/kernel.c')
-rw-r--r--uisimulator/sdl/kernel.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/uisimulator/sdl/kernel.c b/uisimulator/sdl/kernel.c
index 4e0a508f74..96654d50ac 100644
--- a/uisimulator/sdl/kernel.c
+++ b/uisimulator/sdl/kernel.c
@@ -28,10 +28,10 @@
#include "thread.h"
#include "debug.h"
-/* Prevent "irq handler" from thread concurrent access as well as current
- * access on multiple handlers */
+/* Condition to signal that "interrupts" may proceed */
static SDL_cond *sim_thread_cond;
-/* Protect sim irq object when it is being changed */
+/* Mutex to serialize changing levels and exclude other threads while
+ * inside a handler */
static SDL_mutex *sim_irq_mtx;
static int interrupt_level = HIGHEST_IRQ_LEVEL;
static int status_reg = 0;
@@ -88,7 +88,6 @@ bool sim_kernel_init(void)
return false;
}
- /* Create with a count of 0 to have interrupts disabled by default */
sim_thread_cond = SDL_CreateCond();
if (sim_thread_cond == NULL)
{