diff options
| -rw-r--r-- | arch/microblaze/cpu/cache.c | 5 | ||||
| -rw-r--r-- | arch/microblaze/cpu/start.S | 6 | ||||
| -rw-r--r-- | arch/microblaze/cpu/u-boot.lds | 2 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/bitops.h | 3 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/byteorder.h | 23 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/posix_types.h | 3 | ||||
| -rw-r--r-- | arch/microblaze/lib/bootm.c | 5 | ||||
| -rw-r--r-- | include/configs/microblaze-generic.h | 4 |
8 files changed, 14 insertions, 37 deletions
diff --git a/arch/microblaze/cpu/cache.c b/arch/microblaze/cpu/cache.c index d258a69..ce066b9 100644 --- a/arch/microblaze/cpu/cache.c +++ b/arch/microblaze/cpu/cache.c @@ -61,12 +61,7 @@ void dcache_enable (void) { void dcache_disable(void) { #ifdef XILINX_USE_DCACHE -#ifdef XILINX_DCACHE_BYTE_SIZE flush_cache(0, XILINX_DCACHE_BYTE_SIZE); -#else -#warning please rebuild BSPs and update configuration - flush_cache(0, 32768); -#endif #endif MSRCLR(0x80); } diff --git a/arch/microblaze/cpu/start.S b/arch/microblaze/cpu/start.S index 8564c4e..3da711d 100644 --- a/arch/microblaze/cpu/start.S +++ b/arch/microblaze/cpu/start.S @@ -132,6 +132,12 @@ _start: rsubi r8, r10, 0x26 sh r6, r0, r8 + /* Flush cache before enable cache */ + addik r5, r0, 0 + addik r6, r0, XILINX_DCACHE_BYTE_SIZE +flush: bralid r15, flush_cache + nop + /* enable instruction and data cache */ mfs r12, rmsr ori r12, r12, 0xa0 diff --git a/arch/microblaze/cpu/u-boot.lds b/arch/microblaze/cpu/u-boot.lds index 4297b93..fe3d97d 100644 --- a/arch/microblaze/cpu/u-boot.lds +++ b/arch/microblaze/cpu/u-boot.lds @@ -45,7 +45,9 @@ SECTIONS .data ALIGN(0x4): { __data_start = .; +#ifdef CONFIG_OF_EMBED dts/libdts.o (.data) +#endif *(.data) __data_end = .; } diff --git a/arch/microblaze/include/asm/bitops.h b/arch/microblaze/include/asm/bitops.h index e8c835f..eafa2b5 100644 --- a/arch/microblaze/include/asm/bitops.h +++ b/arch/microblaze/include/asm/bitops.h @@ -319,7 +319,8 @@ extern __inline__ int ext2_test_bit(int nr, const volatile void * addr) #define ext2_find_first_zero_bit(addr, size) \ ext2_find_next_zero_bit((addr), (size), 0) -extern __inline__ unsigned long ext2_find_next_zero_bit(void *addr, unsigned long size, unsigned long offset) +static inline unsigned long ext2_find_next_zero_bit(void *addr, + unsigned long size, unsigned long offset) { unsigned long *p = ((unsigned long *) addr) + (offset >> 5); unsigned long result = offset & ~31UL; diff --git a/arch/microblaze/include/asm/byteorder.h b/arch/microblaze/include/asm/byteorder.h index b2757a4..f3a471d 100644 --- a/arch/microblaze/include/asm/byteorder.h +++ b/arch/microblaze/include/asm/byteorder.h @@ -20,29 +20,6 @@ #ifdef __GNUC__ -/* This is effectively a dupe of the arch-independent byteswap - code in include/linux/byteorder/swab.h, however we force a cast - of the result up to 32 bits. This in turn forces the compiler - to explicitly clear the high 16 bits, which it wasn't doing otherwise. - - I think this is a symptom of a bug in mb-gcc. JW 20040303 -*/ - - -static __inline__ __u16 ___arch__swab16 (__u16 half_word) -{ - /* 32 bit temp to cast result, forcing clearing of high word */ - __u32 temp; - - temp = ((half_word & 0x00FFU) << 8) | ((half_word & 0xFF00U) >> 8); - - return (__u16) temp; -} - -#define __arch__swab16(x) ___arch__swab16(x) - -/* Microblaze has no arch-specific endian conversion insns */ - #if !defined(__STRICT_ANSI__) || defined(__KERNEL__) # define __BYTEORDER_HAS_U64__ # define __SWAB_64_THRU_32__ diff --git a/arch/microblaze/include/asm/posix_types.h b/arch/microblaze/include/asm/posix_types.h index 9a2cc66..38dc5aa 100644 --- a/arch/microblaze/include/asm/posix_types.h +++ b/arch/microblaze/include/asm/posix_types.h @@ -16,9 +16,6 @@ #ifndef __MICROBLAZE_POSIX_TYPES_H__ #define __MICROBLAZE_POSIX_TYPES_H__ -#include <asm/bitops.h> - - typedef unsigned int __kernel_dev_t; typedef unsigned long __kernel_ino_t; typedef unsigned long long __kernel_ino64_t; diff --git a/arch/microblaze/lib/bootm.c b/arch/microblaze/lib/bootm.c index 95cee50..66d21f4 100644 --- a/arch/microblaze/lib/bootm.c +++ b/arch/microblaze/lib/bootm.c @@ -70,12 +70,7 @@ int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *ima #endif #ifdef XILINX_USE_DCACHE -#ifdef XILINX_DCACHE_BYTE_SIZE flush_cache(0, XILINX_DCACHE_BYTE_SIZE); -#else -#warning please rebuild BSPs and update configuration - flush_cache(0, 32768); -#endif #endif /* * Linux Kernel Parameters (passing device tree): diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h index 721cd90..eed38c1 100644 --- a/include/configs/microblaze-generic.h +++ b/include/configs/microblaze-generic.h @@ -287,6 +287,10 @@ # undef CONFIG_DCACHE #endif +#ifndef XILINX_DCACHE_BYTE_SIZE +#define XILINX_DCACHE_BYTE_SIZE 32768 +#endif + /* * BOOTP options */ |