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Hopefully fix wrong colours on coldfire targets for certain scaling factors. EMAC needs to be in unsigned integer mode.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19853 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2009-01-25 15:59:43 +00:00
parent 03e90f841c
commit 21a0504d16
2 changed files with 2 additions and 1 deletions
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2
apps/recorder/resize.h
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@ -47,7 +47,7 @@
#define SC_NUM 0x80000000U #define SC_NUM 0x80000000U
#define SC_MUL_INIT \ #define SC_MUL_INIT \
unsigned long macsr_st = coldfire_get_macsr(); \ unsigned long macsr_st = coldfire_get_macsr(); \
coldfire_set_macsr(0); coldfire_set_macsr(EMAC_UNSIGNED);
#define SC_MUL_END coldfire_set_macsr(macsr_st); #define SC_MUL_END coldfire_set_macsr(macsr_st);
#define SC_MUL(x, y) \ #define SC_MUL(x, y) \
({ \ ({ \

1
firmware/target/coldfire/system-target.h
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@ -54,6 +54,7 @@
#define EMAC_ROUND 0x10 #define EMAC_ROUND 0x10
#define EMAC_FRACTIONAL 0x20 #define EMAC_FRACTIONAL 0x20
#define EMAC_UNSIGNED 0x40
#define EMAC_SATURATE 0x80 #define EMAC_SATURATE 0x80
static inline void coldfire_set_macsr(unsigned long flags) static inline void coldfire_set_macsr(unsigned long flags)