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riscv: Globally disable interrupts when running algorithms.

This commit is contained in:
Megan Wachs 2017-01-25 11:35:57 -08:00
parent 193f630948
commit 5766efe0c3
1 changed files with 12 additions and 0 deletions
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12
src/target/riscv/riscv.c
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@ -2696,6 +2696,18 @@ static int riscv_run_algorithm(struct target *target, int num_mem_params,
} }
} }
// Disable Interrupts before attempting to run the algorithm.
// Is it possible/desirable to do this in the calling code instead?
uint64_t current_mstatus;
register_get(&target->reg_cache->reg_list[REG_MSTATUS]);
current_mstatus = info->mstatus_actual;
current_mstatus = current_mstatus & ~((uint64_t) 0x8);
register_set((&target->reg_cache->reg_list[REG_MSTATUS]), (uint8_t*) &current_mstatus);
info->mstatus_actual = current_mstatus;
/// Run algorithm /// Run algorithm
LOG_DEBUG("resume at 0x%x", entry_point); LOG_DEBUG("resume at 0x%x", entry_point);
if (riscv_resume(target, 0, entry_point, 0, 0) != ERROR_OK) { if (riscv_resume(target, 0, entry_point, 0, 0) != ERROR_OK) {