Factoring of jtag_examine_chain for maintainability:
- Limit scope: move tap and bit_count variables to point of first use. git-svn-id: svn://svn.berlios.de/openocd/trunk@2090 b42882b7-edfa-0310-969c-e2dbd0fdcd60__archive__
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63c4848d11
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@ -1064,9 +1064,7 @@ static bool jtag_examine_chain_match_tap(const struct jtag_tap_s *tap)
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*/
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static int jtag_examine_chain(void)
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{
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jtag_tap_t *tap;
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u8 idcode_buffer[JTAG_MAX_CHAIN_SIZE * 4];
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int bit_count;
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int device_count = 0;
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jtag_examine_chain_execute(idcode_buffer, JTAG_MAX_CHAIN_SIZE);
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@ -1075,14 +1073,14 @@ static int jtag_examine_chain(void)
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return ERROR_JTAG_INIT_FAILED;
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/* point at the 1st tap */
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tap = jtag_tap_next_enabled(NULL);
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jtag_tap_t *tap = jtag_tap_next_enabled(NULL);
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if (tap == NULL)
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{
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LOG_ERROR("JTAG: No taps enabled?");
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return ERROR_JTAG_INIT_FAILED;
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}
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for (bit_count = 0; bit_count < (JTAG_MAX_CHAIN_SIZE * 32) - 31;)
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for (unsigned bit_count = 0; bit_count < (JTAG_MAX_CHAIN_SIZE * 32) - 31;)
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{
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u32 idcode = buf_get_u32(idcode_buffer, bit_count, 32);
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if ((idcode & 1) == 0)
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