Commit 329b4130 authored by Alexey Brodkin's avatar Alexey Brodkin Committed by Vineet Gupta

ARC: Fix detection of dual-issue enabled

As per PRM bit #0 ("D") in EXEC_CTRL enables dual-issue if set to 0,
otherwise if set to 1 all instructions are executed one at a time,
i.e. dual-issue is disabled.
Signed-off-by: default avatarAlexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
parent 4fbd8d19
...@@ -199,7 +199,7 @@ static void read_arc_build_cfg_regs(void) ...@@ -199,7 +199,7 @@ static void read_arc_build_cfg_regs(void)
unsigned int exec_ctrl; unsigned int exec_ctrl;
READ_BCR(AUX_EXEC_CTRL, exec_ctrl); READ_BCR(AUX_EXEC_CTRL, exec_ctrl);
cpu->extn.dual_enb = exec_ctrl & 1; cpu->extn.dual_enb = !(exec_ctrl & 1);
/* dual issue always present for this core */ /* dual issue always present for this core */
cpu->extn.dual = 1; cpu->extn.dual = 1;
......
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