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| author | Roy Huang <roy.huang@analog.com> | 2007-06-14 12:54:44 +0800 |
|---|---|---|
| committer | Bryan Wu <bryan.wu@analog.com> | 2007-06-14 12:54:44 +0800 |
| commit | 75ed405c63b3fc2402fb8ff825b0ebffcff26b57 (patch) | |
| tree | 6f583137c2e84155f606047d9acda4ca8674a5e3 /include/asm-blackfin | |
| parent | d2d50aa97d695d83ccb2341488d977e8cfe36555 (diff) | |
| download | lwn-75ed405c63b3fc2402fb8ff825b0ebffcff26b57.tar.gz lwn-75ed405c63b3fc2402fb8ff825b0ebffcff26b57.zip | |
Blackfin arch: fix bug ad1836 fails to build properly for BF533-EZKIT
bug log here: http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3166
Signed-off-by: Roy Huang <roy.huang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'include/asm-blackfin')
| -rw-r--r-- | include/asm-blackfin/mach-common/def_LPBlackfin.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/asm-blackfin/mach-common/def_LPBlackfin.h b/include/asm-blackfin/mach-common/def_LPBlackfin.h index 76103526aec1..be1ece8c0c27 100644 --- a/include/asm-blackfin/mach-common/def_LPBlackfin.h +++ b/include/asm-blackfin/mach-common/def_LPBlackfin.h @@ -42,6 +42,12 @@ #if defined(ANOMALY_05000198) +#define bfin_read8(addr) ({ unsigned char __v; \ + __asm__ __volatile__ ("NOP;\n\t" \ + "%0 = b[%1] (z);\n\t" \ + : "=d"(__v) : "a"(addr)); \ + __v; }) + #define bfin_read16(addr) ({ unsigned __v; \ __asm__ __volatile__ ("NOP;\n\t"\ "%0 = w[%1] (z);\n\t"\ @@ -52,6 +58,11 @@ "%0 = [%1];\n\t"\ : "=d"(__v) : "a"(addr)); __v; }) +#define bfin_write8(addr, val) ({ \ + __asm__ __volatile__ ("NOP;\n\t" \ + "b[%0] = %1;\n\t" \ + : : "a"(addr), "d"(val) : "memory");}) + #define bfin_write16(addr,val) ({\ __asm__ __volatile__ ("NOP;\n\t"\ "w[%0] = %1;\n\t"\ @@ -64,6 +75,12 @@ #else +#define bfin_read8(addr) ({ unsigned char __v; \ + __asm__ __volatile__ ( \ + "%0 = b[%1] (z);\n\t" \ + :"=d"(__v) : "a"(addr)); \ + __v; }) + #define bfin_read16(addr) ({ unsigned __v; \ __asm__ __volatile__ (\ "%0 = w[%1] (z);\n\t"\ @@ -74,6 +91,11 @@ "%0 = [%1];\n\t"\ : "=d"(__v) : "a"(addr)); __v; }) +#define bfin_write8(addr, val) ({ \ + __asm__ __volatile__ ( \ + "b[%0] = %1; \n\t" \ + ::"a"(addr), "d"(val) : "memory");}) + #define bfin_write16(addr,val) ({\ __asm__ __volatile__ (\ "w[%0] = %1;\n\t"\ |