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Initial commit of work-in-progress iPod port

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7781 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2005-11-07 23:07:19 +00:00
parent 3cd5c646d0
commit 77372d1218
24 changed files with 2178 additions and 21 deletions
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44
firmware/export/system.h
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@ -29,6 +29,13 @@ extern void system_init(void);
extern long cpu_frequency;
#if CONFIG_CPU==PP5020
#define inl(a) (*(volatile unsigned long *) (a))
#define outl(a,b) (*(volatile unsigned long *) (b) = (a))
#define inb(a) (*(volatile unsigned char *) (a))
#define outb(a,b) (*(volatile unsigned char *) (b) = (a))
#endif
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
#define FREQ cpu_frequency
void set_cpu_frequency(long frequency);
@ -285,6 +292,43 @@ static inline void invalidate_icache(void)
#define CPUFREQ_MAX_MULT 11
#define CPUFREQ_MAX (CPUFREQ_MAX_MULT * CPU_FREQ)
#elif CONFIG_CPU == PP5020
#warning Implement set_irq_level and check CPU frequencies
#define CPUFREQ_DEFAULT CPU_FREQ
#define CPUFREQ_NORMAL 37500000
#define CPUFREQ_MAX 75000000
static inline unsigned short swap16(unsigned short value)
/*
result[15..8] = value[ 7..0];
result[ 7..0] = value[15..8];
*/
{
return (value >> 8) | (value << 8);
}
static inline unsigned long swap32(unsigned long value)
/*
result[31..24] = value[ 7.. 0];
result[23..16] = value[15.. 8];
result[15.. 8] = value[23..16];
result[ 7.. 0] = value[31..24];
*/
{
unsigned long hi = swap16(value >> 16);
unsigned long lo = swap16(value & 0xffff);
return (lo << 16) | hi;
}
#define HIGHEST_IRQ_LEVEL (1)
static inline int set_irq_level(int level)
{
int result=level;
return result;
}
#elif CONFIG_CPU == TCC730
extern int smsc_version(void);