From 6d732a32bc4472a9050b118d0920e936a4bf5408 Mon Sep 17 00:00:00 2001 From: Nils Wallménius Date: Thu, 15 Jul 2010 22:01:06 +0000 Subject: Don't duplicate byteswap code. Invent system where NEED_GENERIC_BYTESWAPS is set if the generic functions from system.h are needed. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27440 a1c6a512-1295-4272-9138-f99709370657 --- .../target/mips/ingenic_jz47xx/system-target.h | 26 +++------------------- 1 file changed, 3 insertions(+), 23 deletions(-) (limited to 'firmware/target/mips') diff --git a/firmware/target/mips/ingenic_jz47xx/system-target.h b/firmware/target/mips/ingenic_jz47xx/system-target.h index 1f8c388ec6..caf1733158 100644 --- a/firmware/target/mips/ingenic_jz47xx/system-target.h +++ b/firmware/target/mips/ingenic_jz47xx/system-target.h @@ -32,6 +32,9 @@ #define CACHE_LINE_SIZE 32 #include "mmu-mips.h" +/* no optimized byteswap functions implemented for mips, yet */ +#define NEED_GENERIC_BYTESWAPS + /* This one returns the old status */ static inline int set_interrupt_status(int status, int mask) { @@ -73,29 +76,6 @@ static inline void restore_interrupt(int status) #define set_irq_level(status) set_interrupt_status((status), ST0_IE) #define disable_irq_save() disable_interrupt_save(ST0_IE) #define restore_irq(c0_status) restore_interrupt(c0_status) - -static inline uint16_t swap16(uint16_t value) - /* - result[15..8] = value[ 7..0]; - result[ 7..0] = value[15..8]; - */ -{ - return (value >> 8) | (value << 8); -} - -static inline uint32_t swap32(uint32_t 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]; - */ -{ - uint32_t hi = swap16(value >> 16); - uint32_t lo = swap16(value & 0xffff); - return (lo << 16) | hi; -} - #define UNCACHED_ADDRESS(addr) ((unsigned int)(addr) | 0xA0000000) #define UNCACHED_ADDR(x) UNCACHED_ADDRESS((x)) #define PHYSADDR(x) ((x) & 0x1fffffff) -- cgit