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add cpu frequency scaling to the gigabeat. default/normal: 100MHz, boosted: 300MHz

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12023 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Marcoen Hirschberg 2007-01-16 15:49:29 +00:00
parent 0fedaa205c
commit 6309eabc64
3 changed files with 33 additions and 2 deletions
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10
firmware/export/system.h
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@ -273,6 +273,14 @@ static inline unsigned long swap32(unsigned long value)
/* TODO: Implement set_irq_level and check CPU frequencies */
#if CONFIG_CPU == S3C2440
#define CPUFREQ_DEFAULT 98784000
#define CPUFREQ_NORMAL 98784000
#define CPUFREQ_MAX 296352000
#else
#define CPUFREQ_DEFAULT_MULT 8
#define CPUFREQ_DEFAULT 24000000
#define CPUFREQ_NORMAL_MULT 10
@ -280,6 +288,8 @@ static inline unsigned long swap32(unsigned long value)
#define CPUFREQ_MAX_MULT 25
#define CPUFREQ_MAX 75000000
#endif
static inline unsigned short swap16(unsigned short value)
/*
result[15..8] = value[ 7..0];