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authorMichael Sevakis <jethead71@rockbox.org>2008-10-27 16:30:24 +0000
committerMichael Sevakis <jethead71@rockbox.org>2008-10-27 16:30:24 +0000
commita9e69d935cb5c2e5ffca1bbc977252ce7661d343 (patch)
tree8ac65804b294cfe7cc55febe445f904a1b33cb0e /firmware/target/arm/s3c2440/gigabeat-fx/kernel-meg-fx.c
parente5d72ac5f767a66b11c7a46dfb4edd322f7a723d (diff)
downloadrockbox-a9e69d935cb5c2e5ffca1bbc977252ce7661d343.tar.gz
rockbox-a9e69d935cb5c2e5ffca1bbc977252ce7661d343.zip
Strange little kernel optimization to ease targeting the timer tick and to limit the number of loops in the tick function to the number of tasks added rather than always looping the max number.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18893 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/s3c2440/gigabeat-fx/kernel-meg-fx.c')
-rw-r--r--firmware/target/arm/s3c2440/gigabeat-fx/kernel-meg-fx.c14
1 files changed, 1 insertions, 13 deletions
diff --git a/firmware/target/arm/s3c2440/gigabeat-fx/kernel-meg-fx.c b/firmware/target/arm/s3c2440/gigabeat-fx/kernel-meg-fx.c
index 4f878d4ed3..76917c8c82 100644
--- a/firmware/target/arm/s3c2440/gigabeat-fx/kernel-meg-fx.c
+++ b/firmware/target/arm/s3c2440/gigabeat-fx/kernel-meg-fx.c
@@ -24,8 +24,6 @@
24#include "timer.h" 24#include "timer.h"
25#include "thread.h" 25#include "thread.h"
26 26
27extern void (*tick_funcs[MAX_NUM_TICK_TASKS])(void);
28
29void tick_start(unsigned int interval_in_ms) 27void tick_start(unsigned int interval_in_ms)
30{ 28{
31 /* 29 /*
@@ -62,18 +60,8 @@ void tick_start(unsigned int interval_in_ms)
62 60
63void TIMER4(void) 61void TIMER4(void)
64{ 62{
65 int i;
66
67 /* Run through the list of tick tasks */ 63 /* Run through the list of tick tasks */
68 for(i = 0; i < MAX_NUM_TICK_TASKS; i++) 64 call_tick_tasks();
69 {
70 if(tick_funcs[i])
71 {
72 tick_funcs[i]();
73 }
74 }
75
76 current_tick++;
77 65
78 SRCPND = TIMER4_MASK; 66 SRCPND = TIMER4_MASK;
79 INTPND = TIMER4_MASK; 67 INTPND = TIMER4_MASK;