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Read misa before using it to check for extensions. 

Change-Id: I7a172d83055d8bd833e3349a5b22b47dd5f31f5c
update_defines
Tim Newsome 2017-12-11 14:59:11 -08:00
parent ec1c814017
commit 10c17fdf17
1 changed files with 2 additions and 1 deletions
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3
src/target/riscv/riscv-013.c
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@ -1219,11 +1219,12 @@ static int examine(struct target *target)
r->xlen[i] = 32; r->xlen[i] = 32;
} }
register_read_direct(target, &r->misa, GDB_REGNO_MISA);
// Now init registers based on what we discovered. // Now init registers based on what we discovered.
if (riscv_init_registers(target) != ERROR_OK) if (riscv_init_registers(target) != ERROR_OK)
return ERROR_FAIL; return ERROR_FAIL;
r->misa = riscv_get_register_on_hart(target, i, GDB_REGNO_MISA);
/* Display this as early as possible to help people who are using /* Display this as early as possible to help people who are using
* really slow simulators. */ * really slow simulators. */
LOG_DEBUG(" hart %d: XLEN=%d, misa=0x%" PRIx64, i, r->xlen[i], LOG_DEBUG(" hart %d: XLEN=%d, misa=0x%" PRIx64, i, r->xlen[i],