From af1a266670d040d2f4083ff309d732d648afba2a Mon Sep 17 00:00:00 2001 From: Angelos Mouzakitis Date: Tue, 10 Oct 2023 14:33:42 +0000 Subject: Add submodule dependency files Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec --- roms/u-boot-sam460ex/arch/nios2/lib/time.c | 38 ++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 roms/u-boot-sam460ex/arch/nios2/lib/time.c (limited to 'roms/u-boot-sam460ex/arch/nios2/lib/time.c') diff --git a/roms/u-boot-sam460ex/arch/nios2/lib/time.c b/roms/u-boot-sam460ex/arch/nios2/lib/time.c new file mode 100644 index 000000000..d5096ee12 --- /dev/null +++ b/roms/u-boot-sam460ex/arch/nios2/lib/time.c @@ -0,0 +1,38 @@ +/* + * (C) Copyright 2003, Psyent Corporation + * Scott McNutt + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + + +extern void dly_clks( unsigned long ticks ); + +void __udelay(unsigned long usec) +{ + /* The Nios core doesn't have a timebase, so we do our + * best for now and call a low-level loop that counts + * cpu clocks. + */ + unsigned long cnt = (CONFIG_SYS_CLK_FREQ/1000000) * usec; + dly_clks (cnt); +} -- cgit