move the UREQ macro from usb_mouse.c to usb.h
Change-Id: I977cf73291610b0448eb031a500788a397b55f88
Signed-off-by: Wu, Xiaoguang <xiaoguang.wu@intel.com>
Reviewed-by: Shuo Liu <shuo.a.liu@intel.com>
Reviewed-by: Yu Wang <yu1.wang@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
For the purpose of USB port mapper, change struct usb_devemu to
common interface between HCD layer and USB device layer.
Besides, implements ue_init/ue_deinit/ue_info for port mapper.
Change-Id: Id4b7345c7b321b9bdab58139c61169d9229cb6f8
Signed-off-by: Wu, Xiaoguang <xiaoguang.wu@intel.com>
Reviewed-by: Shuo Liu <shuo.a.liu@intel.com>
Reviewed-by: Yu Wang <yu1.wang@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Introduce the struct usb_dev which is used to abstract the physical USB
devices. And APIs for external call are also provided.
Change-Id: Ia25d52a6c670040da787f82b3bea34eee9f3d04d
Signed-off-by: Wu, Xiaoguang <xiaoguang.wu@intel.com>
Reviewed-by: Shuo Liu <shuo.a.liu@intel.com>
Reviewed-by: Yu Wang <yu1.wang@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Change the DPRINTF macro to UPRINTF for USB subsystem. The
UPRINTF will print log according to certain log level.
Change-Id: I5db8813357c9f684c25f23650e7c914f9063f842
Signed-off-by: Wu, Xiaoguang <xiaoguang.wu@intel.com>
Reviewed-by: Shuo Liu <shuo.a.liu@intel.com>
Reviewed-by: Yu Wang <yu1.wang@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This patch implements INIT, ACTIVE, SUSPENDING and SUSPENDED operations of
IOC mediator lifecycle virtualization.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Implements state transfer framework to support IOC lifecycle virtualization.
Four states will be involved in this framework includes INIT, ACTIVE,SUSPENDING and
SUSPENDED.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Separate wakeup reason and hearbeat functions from lifecycle processing since
lifecycle virtualization only contains wakeup reason and heartbeat, the other
functions of lifecycle like boot selector, are not handled by IOC mediator.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Full logic to supprot vRPMB:
1. Automatic switch between physical or simulated RPMB.
But hardcode to use simulated one.
2. Parse RPMB cmd to basic APIs to:
2.1 check request frame HMAC with uos vkey
2.2 replace RPMB frame with real values.
3. RPMB partitioning for multiple UOS.
It's hardcoded for coming config file support.
Signed-off-by: Huang Yang <yang.huang@intel.com>
Signed-off-by: Du Min <minx.du@intel.com>
Acked-by: Zhu Bing <bing.zhu@intel.com>
Create file as simulated RPMB storage for pre-production usage.
Add RPMB APIs to emulate behavior of physical RPMB controllor.
Signed-off-by: Huang Yang <yang.huang@intel.com>
Signed-off-by: Du Min <minx.du@intel.com>
Acked-by: Zhu Bing <bing.zhu@intel.com>
Current only 8 vioapic pins for pci irq (total 24 with 16 reserved),
which easily leads virtual GSI sharing with more and more passthrough
devices. This patch doulbes vioapic pin count and adds reboot hooks to
allocate from same pin after each reboot.
Signed-off-by: Edwin Zhai <edwin.zhai@intel.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
Reviewed-by: Eddie Dong <eddie.dong@intel.com>
Reviewed-by: Anthony Xu <anthony.xu@intel.com>
The name of acrn_register is too generic, rename to acpi_generic_address
which is more common.
Signed-off-by: Victor Sun <victor.sun@intel.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
The following are done in virtio_input_init:
- parse the command line to get the path of host evdev
- parse the command line to get the optional serial string
- calloc struct virtio_input and initialize it
- call virtio framework APIs to initialize virtio PCI
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
The function would write CST objects which needed to enable Cx control
to UOS DSDT table.
Signed-off-by: Victor Sun <victor.sun@intel.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
DM will use these functions to get cx entry cnt and cx data then inject
_CST objects to UOS DSDT table.
Signed-off-by: Victor Sun <victor.sun@intel.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
- make ioc_init/ioc_deinit take struct vmctx as argument
- ioc_init return int instead of pointer to struct ioc_dev
- add ioc_dev in vmctx to track ioc_dev
- remove the atkbdc.h included in vmmapi.h
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Reviewed-by: Liu, Yuan1 <yuan1.liu@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Acked-by: Eddie Dong <Eddie.dong@intel.com>
- Move the variable local_time from main.c to rtc.c
- Change vrtc_init to return int instead of pointer to vrtc. We do
track vrtc in struct vmctx.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Following functions have never been used anywhere.
Let's remove them.
fbsdrun_muxed()
fbsdrun_vmexit_on_hlt()
fbsdrun_vmexit_on_pause()
fbsdrun_disable_x2apic()
Remove weird prefix "fbsdrun" from following functions' name.
fbsdrun_virtio_msix() --> virtio_uses_msix()
fbsdrun_start_thread() --> start_thread()
Signed-off-by: Jie Deng <jie.deng@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Remove weird prefix "fbsdrun" from the function name.
Since "fbsdrun_addcpu" has never been called by external
functions, Let's remove its declaration from "dm.h" and
make it as a static function to keep consistency with
"fbsdrun_deletecpu".
Signed-off-by: Jie Deng <jie.deng@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
adding API vm_map_memseg_vma() which using ioctl IC_SET_MEMSEG call
into VHM for futher mem(ept) mapping, based on user vma information.
Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Xu, Anthony <anthony.xu@intel.com>
Type '-T' in DM cmdline to enable hugetlb memory allocation.
It enabled 2 level of huge page:
Level 1: size 2M, path: /run/hugepage/acrn/huge_lv1/guid
Level 2: size 1G, path: /run/hugepage/acrn/huge_lv2/guid
NOTE:
before running, please make sure system already have enough hugepages
reserved under:
/sys/kernel/mm/hugepages/hugepages-xxxxkB/nr_hugepages
Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Xu, Anthony <anthony.xu@intel.com>
Two memory ranges are allocated:
- PCI ECFG
- PCI hole
They should be released when deinit_pci. Old code mark
this two ranges not unregistered. Which is wrong for
warm reboot case. Make them could be unregistered.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Add deinit function for uart.
Another work is add resource cleanup functions which is called
by other components when they are using uart.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Move the bvmcons enable flag from main.c to consport.c.
So we don't need the flag in main.c for bvmcons.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This patch is used for IOC mediator debugging. Due to IOC message logs are
too much, need to save into one file instead of output stdout directly.
By default, the debug log is disabled.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This patch implements the signal whitelist feature.
All the signal messages will be discarded if they are not existed in whitelist.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This patch implements the IOC lifecycle virtualization.
In native environment, lifecycle is uesed for SoC system power control,
likes enter/exit S3/S5. So these related messages can not forward directly
between physical IOC and Guest OS, they need to be mapped to VM pause, exit
and launch.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Carrier Board Communication(CBC) protocol is a duplex protocol for IOC data
transfer, including physical layer, link layer, address layer and service layer.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
IOC mediator communicates with native IOC HW through several native channels of
CBC protocol. And IOC mediator communicates with virtual UART through one virtual
channel.
This patch implements channel operations including open/close/read/write.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
IOC mediator main functionality is transfer data between native CBC char
devices and virtual UART, it is implemented as full virtualization, Guest
OS can reuse native CBC driver directly.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Add Automotive IOC mediator data structure definitions.
Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Current, mevent cleanup path has issue. There are possible
following calling sequence happen when reboot/poweroff UOS:
1. mevent_dispatch() calls mevent_destroy
2. do_close_post calls some virtual device deinit to delete
mevent.
This patch introduce mevent init/deinit to make sure:
1. mevent init
2. mevent_add is called when init virtual device
3. mevent_del is called when deinit virtual device
4. mevent deinit
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
For vSBL boot path, we need to mark the memory vSBL is using
as reserved in e820 table. The add_e820_entry is added to
update the e820 table dynamically.
To simplify the code logic, we assume:
- vSBL is put the middle of one entry of default e820 table
- That entry has orignal RAM type in e820 table
- The e820 table has enough space to hold two more new entries.
If there is more complicated case in the future, we could extend
add_e820_entry to handle it.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
The region of MPtable/ACPI table/SMBios resides in
0xF0000 ~ 0x100000. They should be marked as RESERVED instead of
RAM type in e820 table.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This reverts commit bc0579d0ff.
The commit bc0579d makes acrn-dm crashed when launch UOS.
Crash log:
./launch_UOS.sh: line 112: 377 Segmentation fault (core dumped) acrn-dm ...
dmesg log:
acrn-dm[1264]: segfault at 1f0 ip 0000000000412257 sp 00007fffc1af9920 error 6 in acrn-dm[400000+3d000]
After this patch reverted, UOS launched successfully.
Backend service access the native HECI driver through MEI driver
interface in service OS. Some MEI clients need to be multiplexed,
the backend service will engage necessary service at clients filter.
TX thread is for passing data from guest to host MEI driver, then to
native hardware. RX thread is for passing data from native hardware to
guest.
Signed-off-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Li Hao <hao.l.li@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Zhao, Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
ME client mapping is for tracking ME clients operations between frontend
driver and backend service. It contains buffers for send/recv packing
and forwarding.
Signed-off-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Li Hao <hao.l.li@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Zhao, Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
A couple of problems appeared on Ubuntu 14.04 (gcc 4.8.4) when we
turned on additional compiler flags with commit
519c4285cf104a594776591075ee1c6ee4d61815a. This patch fixes these
problems by adhering to the strict anti-aliasing rules and also
initializing the 'tfd' variable where the compile believed it
_could_ be used uninitialized.
Signed-off-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
sync acrn_common.h to device model
set secure world enabled flag
Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
With the DSDT which include virtual _PSS/_PCT/_PPC objects, UOS should
have ACPI Px control capability if acpi cpufreq driver is enalbed in
kernel.
Signed-off-by: Victor Sun <victor.sun@intel.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
The interface will be used to interact with VHM service via IOCTL.
Signed-off-by: Victor Sun <victor.sun@intel.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
A monitor component will be added to acrn-dm, which crteats socket,
bind and listening at /run/acrn/vmname. Acrnctl & acrnd could conn
-ect to the socket for communication, using defined message, in
include/monitor_msg.h
For each defined message, a message handler callback could be
registered via monitor_add_msg_handler(). On received of a defined
message, a certain call back will be called. Each callback can only
see the message sender's socket-fd.
When acrn-dm want report something, not triggered by incoming message
it can send broadcast message, use monitor_broadcast().
Acked-by: Eddie Dong <eddie.dong@intel.com>
Reviewed-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Reviewed-by: Yin, Fengwei <fengwei.yin@intel.com>
Signed-off-by: Tao, Yuhong <yuhong.tao@intel.com>
The patch includes:
1. vrtc_cleanup -> vrtc_deinit to align with other devices
2. delete timer created in vrtc_init
3. make call to vrtc_deinit in cleanup path
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <Eddie.dong@intel.com>
old code has no deinit functionality for virtual keyboard device.
Which will trigger resource leak when system is reboot.
deinit function is added to:
1. deinit low ps2 based keyboard and mouse
2. release memory/io resource of virtual keyboard device
NOTE: IRQ resource will be handed in pci irq module
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <Eddie.dong@intel.com>
Add deinit function for ps2kbd and ps2mouse.
To support deinit function for ps2kbd and ps2mouse which
has struct atkbdc_base as parameter, we make struct
atkbdc_base exported as public.
We also add console unregister function for keyboard
and mouse. Which are called in ps2mouse/ps2kbd deinit
function.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <Eddie.dong@intel.com>
We didn't release mmio/io data structure related with PCI bar
of pci dev. Which could trigger memory leak when reboot UOS.
With the new patch, we release the mmio/io data structure
when pci core tries to deinit pci device.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <Eddie.dong@intel.com>
Virtio 1.0 introdues a generation number for the device-specific
configuration. It should be increased every time the configuration
noticeably changes.
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
When the device has experienced an error from which it cannot
re-cover, DEVICE_NEEDS_RESET is set to the device status register
and a config change intr is sent to the guest driver.
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Virtio modern changed the virtqueue cofiguration precedures. GPA
of descriptor table, available ring and used ring are written to
common configuration registers separately. A final write to
Q_ENABLE register triggered initialization of the virtqueue on
the backend device.
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
virtio_set_modern_bar is an external interface that backend virtio
driver can call to initialize the PCI capabilities and PCI bars
defined in the virtio 1.0 spec.
The following are done in the function:
- 5 PCI capabilities are added to the PCI configuration space of the
virtio PCI device. (common/isr/device_specific/notify/cfg_access)
- A 64-bit MMIO bar is allocated to accommodate the registers defined
in the 4 PCI capabilities. (cfg_access capability does not require
MMIO.)
- If use_notify_pio is true, a PIO notify capability is added to the
PCI configuration space and a PIO bar is allocated for it
accordingly.
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
Struct virtio_base and struct virtio_vq_info are expanded to support
virtio 1.0 framework. The BAR layouts of virtio legacy/transitional/
modern are introduced as well.
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This patch adds virtio 1.0 data structures and macros according to
virtio spec v1.0 cs4. Part of them are referenced from Linux's
BSD-licensed include/uapi/linux/virtio_pci.h
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
pci_emul_add_capability is needed by virtio 1.0 framework to add
pci vendor capability from outside of pci core.
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
The trusty enabled or not will be passed to HV
with create vm hypercall. It's passed to vSBL within
config page also.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Some guests needs guest partition info passed to support
A/B boot. DM needs to load guest partition info from file
and pass to vsbl.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
There are two things here:
1. Enable basic vsbl boot functionality.
2. add long option to DM to specific vsbl file. So DM could
choice to boot guest with vsbl.
It's hard to find a suitable short option. So only long option
is supported for vsbl file name option.
If long option "--vsbl='vsbl_file_name'" is given in DM
commandline, the "vsbl_file_name" will be loaded by DM
first and running. vsbl will be response to lead guest to
next boot stage.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Will update e820 table to mark the address ACPI specific type.
Also need pass ACPI table start address and size to vsbl.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
To align with file name, acrn_sw_load_direct() is changed
to acrn_sw_load_bzimage().
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
The common loader code is put to sw_load_common.c
The loader code for directly kernel loading is put to sw_load_bzimage.c
The further change for SBL will be put to sw_load_sbl.c
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Some virtio PCI devices can change the device configuration state, as
reflected in the device-specific configuration region of the device. In
this case:
* If MSI-X capability is disabled:
1. Set the second lower bit of the ISR Status field for the device
2. Send the appropriate PCI interrupt for the device.
* If MSI-X capability is enabled:
1. If config_msix_vector is not NO_VECTOR, request the appropriate
MSI-X interrupt message for the device, config_msix_vector sets
the MSI-X Table entry number.
A single interrupt MAY indicate both that one or more virtqueue has been
used and that the configuration space has changed.
Signed-off-by: Shuo Liu <shuo.a.liu@intel.com>
Reviewed-by: Hao Li <hao.l.li@intel.com>
Wu, Xiaoguang