This reverts commit eac7a7791bb6d719233deed750034042318ffd56.
Fixes: eac7a7791b ("x86: don't let decompressed kernel image clobber setup_data")
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Tested-by: Dov Murik <dovmurik@linux.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
		
	
			
		
			
				
	
	
		
			112 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2018 Intel Corporation
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 * Copyright (c) 2019 Red Hat, Inc.
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 *
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 * This program is free software; you can redistribute it and/or modify it
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 * under the terms and conditions of the GNU General Public License,
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 * version 2 or later, as published by the Free Software Foundation.
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 *
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 * This program is distributed in the hope it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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 * more details.
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 *
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 * You should have received a copy of the GNU General Public License along with
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 * this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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#ifndef HW_I386_MICROVM_H
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#define HW_I386_MICROVM_H
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#include "exec/hwaddr.h"
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#include "qemu/notify.h"
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#include "hw/boards.h"
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#include "hw/i386/x86.h"
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#include "hw/acpi/acpi_dev_interface.h"
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#include "hw/pci-host/gpex.h"
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#include "qom/object.h"
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/*
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 *  IRQ    |  pc        | microvm (acpi=on)
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 * --------+------------+------------------
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 *   0     |  pit       |
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 *   1     |  kbd       |
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 *   2     |  cascade   |
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 *   3     |  serial 1  |
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 *   4     |  serial 0  | serial
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 *   5     |  -         |
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 *   6     |  floppy    |
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 *   7     |  parallel  |
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 *   8     |  rtc       | rtc (rtc=on)
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 *   9     |  acpi      | acpi (ged)
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 *  10     |  pci lnk   | xhci (usb=on)
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 *  11     |  pci lnk   |
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 *  12     |  ps2       | pcie
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 *  13     |  fpu       | pcie
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 *  14     |  ide 0     | pcie
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 *  15     |  ide 1     | pcie
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 *  16-23  |  pci gsi   | virtio
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 */
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/* Platform virtio definitions */
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#define VIRTIO_MMIO_BASE      0xfeb00000
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#define VIRTIO_CMDLINE_MAXLEN 64
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#define GED_MMIO_BASE         0xfea00000
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#define GED_MMIO_BASE_MEMHP   (GED_MMIO_BASE + 0x100)
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#define GED_MMIO_BASE_REGS    (GED_MMIO_BASE + 0x200)
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#define GED_MMIO_IRQ          9
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#define MICROVM_XHCI_BASE     0xfe900000
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#define MICROVM_XHCI_IRQ      10
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#define PCIE_MMIO_BASE        0xc0000000
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#define PCIE_MMIO_SIZE        0x20000000
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#define PCIE_ECAM_BASE        0xe0000000
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#define PCIE_ECAM_SIZE        0x10000000
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/* Machine type options */
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#define MICROVM_MACHINE_RTC                 "rtc"
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#define MICROVM_MACHINE_PCIE                "pcie"
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#define MICROVM_MACHINE_IOAPIC2             "ioapic2"
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#define MICROVM_MACHINE_ISA_SERIAL          "isa-serial"
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#define MICROVM_MACHINE_OPTION_ROMS         "x-option-roms"
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#define MICROVM_MACHINE_AUTO_KERNEL_CMDLINE "auto-kernel-cmdline"
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struct MicrovmMachineClass {
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    X86MachineClass parent;
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    HotplugHandler *(*orig_hotplug_handler)(MachineState *machine,
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                                           DeviceState *dev);
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};
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struct MicrovmMachineState {
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    X86MachineState parent;
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    /* Machine type options */
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    OnOffAuto rtc;
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    OnOffAuto pcie;
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    OnOffAuto ioapic2;
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    bool isa_serial;
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    bool option_roms;
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    bool auto_kernel_cmdline;
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    /* Machine state */
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    uint32_t pcie_irq_base;
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    uint32_t virtio_irq_base;
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    uint32_t virtio_num_transports;
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    bool kernel_cmdline_fixed;
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    Notifier machine_done;
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    Notifier powerdown_req;
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    struct GPEXConfig gpex;
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    /* device tree */
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    void *fdt;
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    uint32_t ioapic_phandle[2];
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};
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#define TYPE_MICROVM_MACHINE   MACHINE_TYPE_NAME("microvm")
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OBJECT_DECLARE_TYPE(MicrovmMachineState, MicrovmMachineClass, MICROVM_MACHINE)
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#endif
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