diff options
Diffstat (limited to 'sys/arch/arm/xscale/i80321_mcu.c')
-rw-r--r-- | sys/arch/arm/xscale/i80321_mcu.c | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/sys/arch/arm/xscale/i80321_mcu.c b/sys/arch/arm/xscale/i80321_mcu.c deleted file mode 100644 index b46dd0bb5d5..00000000000 --- a/sys/arch/arm/xscale/i80321_mcu.c +++ /dev/null @@ -1,87 +0,0 @@ -/* $OpenBSD: i80321_mcu.c,v 1.2 2006/05/29 17:27:31 drahn Exp $ */ -/* $NetBSD: i80321_mcu.c,v 1.3 2005/12/11 12:16:51 christos Exp $ */ - -/* - * Copyright (c) 2001, 2002 Wasabi Systems, Inc. - * All rights reserved. - * - * Written by Jason R. Thorpe for Wasabi Systems, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed for the NetBSD Project by - * Wasabi Systems, Inc. - * 4. The name of Wasabi Systems, Inc. may not be used to endorse - * or promote products derived from this software without specific prior - * written permission. - * - * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Intel i80321 I/O Processor memory controller support. - */ - -#include <sys/param.h> -#include <sys/systm.h> - -#include <machine/bus.h> - -#include <arm/xscale/i80321reg.h> -#include <arm/xscale/i80321var.h> - -/* - * i80321_sdram_bounds: - * - * Retrieve the start and size of SDRAM. - */ -void -i80321_sdram_bounds(bus_space_tag_t st, bus_space_handle_t sh, - paddr_t *start, psize_t *size) -{ - uint32_t sdbr, sbr0, sbr1; - uint32_t bank0, bank1; - - sdbr = bus_space_read_4(st, sh, MCU_SDBR); - sbr0 = bus_space_read_4(st, sh, MCU_SBR0); - sbr1 = bus_space_read_4(st, sh, MCU_SBR1); - -#ifdef VERBOSE_INIT_ARM - printf("i80321: SBDR = 0x%08x SBR0 = 0x%08x SBR1 = 0x%08x\n", - sdbr, sbr0, sbr1); -#endif - - *start = sdbr; - - sdbr = (sdbr >> 25) & 0x1f; - - sbr0 &= 0x3f; - sbr1 &= 0x3f; - - bank0 = (sbr0 - sdbr) << 25; - bank1 = (sbr1 - sbr0) << 25; - -#ifdef VERBOSE_INIT_ARM - printf("i80321: BANK0 = 0x%08x BANK1 = 0x%08x\n", bank0, bank1); -#endif - - *size = bank0 + bank1; -} |