From 8c06c97c81339f68e06ff465aac2d8b1f2da4e27 Mon Sep 17 00:00:00 2001 From: Alejandro Soto Date: Tue, 13 Dec 2022 23:21:32 -0600 Subject: Implement interrupt emulation --- tb/jtag_uart.cpp | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'tb/jtag_uart.cpp') diff --git a/tb/jtag_uart.cpp b/tb/jtag_uart.cpp index f33a7ab..f661cdf 100644 --- a/tb/jtag_uart.cpp +++ b/tb/jtag_uart.cpp @@ -124,6 +124,11 @@ namespace taller::avalon return true; } + bool jtag_uart::irq() noexcept + { + return ctrl_we || (ctrl_re && rx_avail > 0); + } + void jtag_uart::takeover() noexcept { if(took_over) -- cgit v1.2.3