ddd70cf93d
Based on code by Jun Nakajima but stripped of all the old x86 mach-foo stuff and turned into a single file for the Goldfish virtual bus layer. The actual created platform device and bus enumeration is portable between the ARM and x86 Goldfish emulations. Signed-off-by: Sheng Yang <sheng@linux.intel.com> Link: http://lkml.kernel.org/r/20130121172205.19517.22535.stgit@bob.linux.org.uk Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com> Signed-off-by: Xiaohui Xin <xiaohui.xin@intel.com> Signed-off-by: Jun Nakajima <jun.nakajima@intel.com> Signed-off-by: Bruce Beare <bruce.j.beare@intel.com> [Ported to 3.7 and reorganised so that we can keep most of the code shared properly] Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> Cc: Matthew Garrett <mjg59@srcf.ucam.org>
51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
/*
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* Copyright (C) 2007 Google, Inc.
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* Copyright (C) 2011 Intel, Inc.
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* Copyright (C) 2013 Intel, Inc.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <linux/kernel.h>
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#include <linux/irq.h>
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#include <linux/platform_device.h>
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/*
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* Where in virtual device memory the IO devices (timers, system controllers
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* and so on)
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*/
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#define GOLDFISH_PDEV_BUS_BASE (0xff001000)
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#define GOLDFISH_PDEV_BUS_END (0xff7fffff)
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#define GOLDFISH_PDEV_BUS_IRQ (4)
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#define GOLDFISH_TTY_BASE (0x2000)
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static struct resource goldfish_pdev_bus_resources[] = {
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{
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.start = GOLDFISH_PDEV_BUS_BASE,
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.end = GOLDFISH_PDEV_BUS_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = GOLDFISH_PDEV_BUS_IRQ,
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.end = GOLDFISH_PDEV_BUS_IRQ,
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.flags = IORESOURCE_IRQ,
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}
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};
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static int __init goldfish_init(void)
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{
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platform_device_register_simple("goldfish_pdev_bus", -1,
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goldfish_pdev_bus_resources, 2);
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return 0;
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}
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device_initcall(goldfish_init);
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