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| author | oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-04-24 16:24:55 +0000 |
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| committer | oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-04-24 16:24:55 +0000 |
| commit | 447a615dc33f324d44c73b282174be44e876cf41 (patch) | |
| tree | 4a83cc7a9e18180900d58befae02d02932ca3a47 /src/jtag/jtag.h | |
| parent | 002fdcf016e89b4f77be3afe9884dfe886f3cdd1 (diff) | |
| download | openocd_libswd-447a615dc33f324d44c73b282174be44e876cf41.tar.gz openocd_libswd-447a615dc33f324d44c73b282174be44e876cf41.tar.bz2 openocd_libswd-447a615dc33f324d44c73b282174be44e876cf41.tar.xz openocd_libswd-447a615dc33f324d44c73b282174be44e876cf41.zip | |
Zach Welch <zw@superlucidity.net> add TAP_SCAN_BYTES macro (1 of 2)
git-svn-id: svn://svn.berlios.de/openocd/trunk@1524 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src/jtag/jtag.h')
| -rw-r--r-- | src/jtag/jtag.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h index 2a7d8561..a14edb48 100644 --- a/src/jtag/jtag.h +++ b/src/jtag/jtag.h @@ -217,6 +217,9 @@ typedef void* error_handler_t; /* Later on we can delete error_handler_t, but k struct scan_field_s; typedef int (*in_handler_t)(u8* in_value, void* priv, struct scan_field_s* field); +/// @brief calculates number of bytes required to hold @a n TAP scan bits +#define TAP_SCAN_BYTES(n) (((n) / 8) + !!((n) % 8)) + typedef struct scan_field_s { jtag_tap_t* tap; /* tap pointer this instruction refers to */ |