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Slightly improved RoLo for PortalPlayer targets

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11707 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Daniel Ankers 2006-12-10 15:20:26 +00:00
parent 99109938fe
commit cb51abb77c
1 changed files with 8 additions and 7 deletions
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15
firmware/rolo.c
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@ -32,10 +32,8 @@
#if !defined(IRIVER_IFP7XX_SERIES) && \ #if !defined(IRIVER_IFP7XX_SERIES) && \
(CONFIG_CPU != PP5002) && !defined(IRIVER_H10) && \ (CONFIG_CPU != PP5002) && !defined(IRIVER_H10) && \
!defined(IRIVER_H10_5GB) && (CONFIG_CPU != S3C2440) && \ !defined(IRIVER_H10_5GB) && (CONFIG_CPU != S3C2440)
!defined(SANSA_E200)
/* FIX: this doesn't work on iFP, 3rd Gen ipods, or H10 yet */ /* FIX: this doesn't work on iFP, 3rd Gen ipods, or H10 yet */
/* TODO: Test on the Sansa */
#define IRQ0_EDGE_TRIGGER 0x80 #define IRQ0_EDGE_TRIGGER 0x80
@ -65,7 +63,7 @@ void rolo_restart(const unsigned char* source, unsigned char* dest,
{ {
long i; long i;
unsigned char* localdest = dest; unsigned char* localdest = dest;
#if (CONFIG_CPU==PP5020) #if (CONFIG_CPU==PP5020) || (CONFIG_CPU==PP5024)
unsigned long* memmapregs = (unsigned long*)0xf000f000; unsigned long* memmapregs = (unsigned long*)0xf000f000;
#endif #endif
@ -80,11 +78,14 @@ void rolo_restart(const unsigned char* source, unsigned char* dest,
"jmp (%0) \n" "jmp (%0) \n"
: : "a"(dest) : : "a"(dest)
); );
#elif (CONFIG_CPU==PP5020) #elif (CONFIG_CPU==PP5020) || (CONFIG_CPU==PP5024)
/* Copy a further 8KB of data to try and ensure the cache is flushed */ for(i = length; i < length; i++)
for(i = length; i < length+8192; i++)
*localdest++ = *source++; *localdest++ = *source++;
/* Flush cache */
outl(inl(0xf000f044) | 0x2, 0xf000f044);
while ((inl(0x6000c000) & 0x8000) != 0) {}
/* Disable cache */ /* Disable cache */
outl(0x0, 0x6000C000); outl(0x0, 0x6000C000);