From: Anton Blanchard <anton@linux.ibm.com>
Date: Sun, 3 Jan 2021 05:07:46 +0000 (+1100)
Subject: Reset TB and DECR
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e1bac4d6e7f0e4f3ef0621527142a06f056108f5;p=microwatt.git

Reset TB and DECR

We don't care what the values of TB and DECR are after reset, but we
don't want the X state to propagate to other parts of the chip.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
---

diff --git a/execute1.vhdl b/execute1.vhdl
index 4f85f3d..f9b46c1 100644
--- a/execute1.vhdl
+++ b/execute1.vhdl
@@ -282,6 +282,8 @@ begin
 	if rising_edge(clk) then
             if rst = '1' then
                 r <= reg_type_init;
+                ctrl.tb <= (others => '0');
+                ctrl.dec <= (others => '0');
                 ctrl.msr <= (MSR_SF => '1', MSR_LE => '1', others => '0');
                 ctrl.irq_state <= WRITE_SRR0;
             else