From b21d62815f806da7619273bbe50212bbc0187f2d Mon Sep 17 00:00:00 2001 From: Raptor Engineering Development Team Date: Thu, 26 Apr 2018 03:12:34 -0500 Subject: Update BMC reset logic Reset now attempted after 30 seconds of failure to exit U-boot --- main.v | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/main.v b/main.v index 7b521c7..702245b 100644 --- a/main.v +++ b/main.v @@ -475,7 +475,7 @@ module system_fpga_top end // BMC initial startup watchdog - reg [9:0] bmc_watchdog_counter = 0; + reg [8:0] bmc_watchdog_counter = 0; reg bmc_watchdog_reset = 1'b0; always @(posedge timer_clk_4) begin if (bmc_rst && (bmc_boot_phase == 0)) begin @@ -484,7 +484,7 @@ module system_fpga_top bmc_watchdog_counter <= 0; end - if (bmc_watchdog_counter[9]) begin + if (bmc_watchdog_counter[8]) begin bmc_watchdog_reset = 1'b1; end else begin bmc_watchdog_reset = 1'b0; @@ -947,7 +947,7 @@ module system_fpga_top // BMC RESETs always @(posedge clk_in) begin - bmc_rst = bmc_vr_pg & (!bmc_watchdog_reset); + bmc_rst = bmc_vr_pg & ~bmc_watchdog_reset; usbhub_rst = sysgood_buf & ~bmc_boot_complete_n; fan_rst = bmc_vr_pg; end -- cgit v1.2.1