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| author | oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-04-27 16:03:39 +0000 |
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| committer | oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-04-27 16:03:39 +0000 |
| commit | c4ac70570adefe5de557049e245d0ade732b5496 (patch) | |
| tree | 7083e7e6d5b2b6d141309829f77b69a90eb9ddcf /src | |
| parent | 9d5921443cb380558adba80c7327910d187bc797 (diff) | |
| download | openocd+libswd-c4ac70570adefe5de557049e245d0ade732b5496.tar.gz openocd+libswd-c4ac70570adefe5de557049e245d0ade732b5496.tar.bz2 openocd+libswd-c4ac70570adefe5de557049e245d0ade732b5496.tar.xz openocd+libswd-c4ac70570adefe5de557049e245d0ade732b5496.zip | |
Dick Hollenbeck <dick@softplc.com> Collect some macros, add DIM()
git-svn-id: svn://svn.berlios.de/openocd/trunk@1546 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src')
| -rw-r--r-- | src/jtag/jtag.h | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h index a1291eee..434320b4 100644 --- a/src/jtag/jtag.h +++ b/src/jtag/jtag.h @@ -40,6 +40,17 @@ #define DEBUG_JTAG_IOZ 64 #endif +/*-----<Macros>--------------------------------------------------*/ + +/** When given an array, compute its DIMension, i.e. number of elements in the array */ +#define DIM(x) (sizeof(x)/sizeof((x)[0])) + +/** Calculate the number of bytes required to hold @a n TAP scan bits */ +#define TAP_SCAN_BYTES(n) CEIL(n, 8) + +/*-----</Macros>-------------------------------------------------*/ + + /* * Tap states from ARM7TDMI-S Technical reference manual. @@ -236,9 +247,6 @@ 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) CEIL(n, 8) - typedef struct scan_field_s { jtag_tap_t* tap; /* tap pointer this instruction refers to */ |