From a8d1690ffec4a67fdcb0836fd91989fd1dbf5a7a Mon Sep 17 00:00:00 2001 From: Rafaël Carré Date: Thu, 25 Mar 2010 23:01:56 +0000 Subject: Make storage alignement use cache alignement macros Introduce STORAGE_ALIGN_DOWN, STORAGE_PAD (using new CACHE_PAD) and STORAGE_OVERLAP (using new CACHE_OVERLAP), make them useful only when PROC_NEEDS_CACHEALIGN and STORAGE_NEEDS_ALIGN are defined Modify PP and nano2g system-target.h accordingly git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25336 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/arm/s5l8700/system-target.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'firmware/target/arm/s5l8700/system-target.h') diff --git a/firmware/target/arm/s5l8700/system-target.h b/firmware/target/arm/s5l8700/system-target.h index 81e5c7f7fd..c531344b64 100644 --- a/firmware/target/arm/s5l8700/system-target.h +++ b/firmware/target/arm/s5l8700/system-target.h @@ -29,6 +29,11 @@ #define CPUFREQ_NORMAL 47923200 #define CPUFREQ_MAX 191692800 +/* DMA engine needs aligned addresses */ +#define PROC_NEEDS_CACHEALIGN +#define CACHEALIGN_BITS (4) /* 2^4 = 16 bytes */ +#define NEEDS_STORAGE_ALIGN + #define inl(a) (*(volatile unsigned long *) (a)) #define outl(a,b) (*(volatile unsigned long *) (b) = (a)) #define inb(a) (*(volatile unsigned char *) (a)) -- cgit v1.2.3