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Use hardware single step.

This commit is contained in:
Tim Newsome 2016-06-16 13:27:18 -07:00
parent eac8933b89
commit 9b9653ab7d
1 changed files with 2 additions and 2 deletions
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4
src/target/riscv/riscv.c
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@ -827,12 +827,12 @@ static int riscv_halt(struct target *target)
static int riscv_step(struct target *target, int current, uint32_t address, static int riscv_step(struct target *target, int current, uint32_t address,
int handle_breakpoints) int handle_breakpoints)
{ {
riscv_info_t *info = (riscv_info_t *) target->arch_info;
jtag_add_ir_scan(target->tap, &select_dbus, TAP_IDLE); jtag_add_ir_scan(target->tap, &select_dbus, TAP_IDLE);
// Hardware single step doesn't exist yet. // Hardware single step doesn't exist yet.
#if 0 #if 1
return resume(target, current, address, handle_breakpoints, 0, true); return resume(target, current, address, handle_breakpoints, 0, true);
#else #else
riscv_info_t *info = (riscv_info_t *) target->arch_info;
uint32_t next_pc = info->dpc + 4; uint32_t next_pc = info->dpc + 4;
// TODO: write better next pc prediction code // TODO: write better next pc prediction code
if (breakpoint_add(target, next_pc, 4, BKPT_SOFT) != ERROR_OK) { if (breakpoint_add(target, next_pc, 4, BKPT_SOFT) != ERROR_OK) {