Commit Graph

2670 Commits

Author SHA1 Message Date
Yonghua Huang 55691aed46 hv: fix coding style violations in mmu.c
Fix violations that attempt to change parameter
 passed by value.

Tracked-On: #2056
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-26 14:17:24 +08:00
Yonghua Huang c1fc7f5fce hv: remove the usage of 'atoi()'
this function is not from libc but has the same name,
  atoi() in libc is unbounded and not safe.

  replace this function with 'strtol_deci()' in this case.

Tracked-On: #2187
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-26 13:50:26 +08:00
Shuo Liu 536ce5fb27 dm: remove unnecessary ioreq status changing from DM
We will mark ioreq as COMPLETE in VHM via IC_NOTIFY_REQUEST_FINISH
ioctl. vm_notify_request_done can do it. So remove this one.

Tracked-On: #1821
Signed-off-by: Shuo Liu <shuo.a.liu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-26 13:49:44 +08:00
Shuo Liu 2d1ddd8876 dm: Add vm_clear_ioreq to clear ioreq status
VHM will provide a ioctl to clear all IO requests' status. This is
useful to handle ioreqs in VM normal reboot and emergency reboot.

Tracked-On: #1821
Signed-off-by: Shuo Liu <shuo.a.liu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-26 13:49:44 +08:00
Kaige Fu 1274fca008 HV: x86: Fix "Variable should be declared static"
This patch mainly do the following:
  - Make pic_ioapic_pin_map static const by MISRA-C's requirement.
  - Make legacy_irq_to_pin and legacy_irq_trigger_mode static const as we will never change it.

Tracked-On: #861
Signed-off-by: Kaige Fu <kaige.fu@intel.com>
2018-12-26 13:47:51 +08:00
Shiqing Gao b3c199d043 hv: mmio_read: add `const` qualifier
This patch fixes the MISRA-C violations related to mmio_read**
 * add `const` qualifier in implementation of mmio_read**
   `const` qualifier shall be added

Tracked-On: #861
Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Reviewed-by: Eddie Dong <eddie.dong@intel.com>
Reviewed-by: Li, Fei1 <fei1.li@intel.com>
2018-12-26 10:57:41 +08:00
Tw 1dee629e75 hv:vtd: fix additional violations in vtd.c
this patch fix following violations:
- Use of single line comment(s).
- Logical conjunctions need brackets.
- More than one break or goto statement in loop.

Tracked-On: #861
Signed-off-by: Tw <wei.tan@intel.com>
Reviewed-by: Eddie Dong <eddie.dong@intel.com>
2018-12-26 10:56:16 +08:00
Yonghua Huang 3998c97756 HV: [v2] bugfix in 'hv_access_memory_region_update()'
- bugfix:the actual 'size' of memory region that
    to be updated is incorrect.

  - replace CONFIG_UEFI_STUB with DMAR_PARSE_ENABLED
    when update memory pages for ACPI_RECLAIM region,
    as DMAR_PARSE_ENABLED may be enabled on non-EFI
    platform.

V2 update:
    wrap roundup to 2M and rounddown to 2M inline
    functions.

Tracked-On: #2056
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
2018-12-25 22:06:02 +08:00
Shuo A Liu 59c6140347 dm: use snprintf to replace sprintf
Also remove the '\n' from the hugetlb's file name.

Tracked-On: #2133
Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com>
Reviewed-by: Yonghua Huang <yonghua.huang@intel.com>
2018-12-25 18:40:04 +08:00
Shuo A Liu 4b3ebf69c7 dm: use strncpy to replace strcpy
Tracked-On: #2133
Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com>
Reviewed-by: Yonghua Huang <yonghua.huang@intel.com>
2018-12-25 18:40:04 +08:00
Shuo A Liu b3ad44d4c1 dm: use strnlen to replace strlen
Tracked-On: #2133
Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com>
Reviewed-by: Yonghua Huang <yonghua.huang@intel.com>
2018-12-25 18:40:04 +08:00
Shuo A Liu 3e0b06cfd6 dm: Fix some issues from string operations
The patch fix some string operations issues and also improve readability
of several snippet.

Tracked-On: #2133
Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com>
Reviewed-by: Yonghua Huang <yonghua.huang@intel.com>
2018-12-25 18:40:04 +08:00
Huihuang Shi 20d0e666ff hv: fix sprintf and hypercall violations
Fix the violations list below:
1.Procedure has more than one exit point.
2.Use of sizeof on an array parameter.
3.Expression needs brackets.

Tracked-On: #861
Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-25 16:33:13 +08:00
huihuang.shi 277c7ec8ba hv: hypercall: fix "Procedure has more than one exit point"
Misra C requires Function must have only 1 return entry.
Fixed it by use "if ... else ..." format.

Tracked-On: #861
Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-25 16:06:16 +08:00
Shiqing Gao 7016244c22 hv: io: fix MISRA-C violations related to break
This patch fixes the MISRA-C violations in arch/x86/io.c
 * make the for loop have only one `break`

Tracked-On: #861
Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-25 15:31:38 +08:00
Binbin Wu 68643b619f hv: vcpuid: leaf 0dh is percpu related
cpuid leaf 0dh is percpu related, no need to init in vcpuid_entries for vm.

Tracked-On: #861
Signed-off-by: Binbin Wu <binbin.wu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-25 14:55:42 +08:00
Yonghua Huang ea672c5b07 hv: update coding style for tampoline.c
- add API get trampoline_start16_paddr() instead
    of exporting this global variable.
  - other minor update.

Tracked-On: #2095
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-25 13:25:14 +08:00
yuhong.tao@intel.com b89b12280c hv: virq: refine acrn_handle_pending_request() has more than one exit point
The MISRA-C Standards suggests procedures to be single exit

Tracked-On: #861
Acked-by: Eddie Dong <eddie.dong@intel.com>
Signed-off-by: Tao Yuhong <yuhong.tao@intel.com>
2018-12-25 13:14:19 +08:00
yuhong.tao@intel.com e692d4c721 hv: virq: refine acrn_handle_pending_request() use goto instruction
The MISRA-C Standards suggests not to use 'goto' instruction.

Tracked-On: #861
Acked-by: Eddie Dong <eddie.dong@intel.com>
Signed-off-by: Tao Yuhong <yuhong.tao@intel.com>
2018-12-25 13:14:19 +08:00
Miguel Bernal Marin b4de4d1b0f Makefile: add RELEASE variable to make command
1. use RELEASE to control ./tools install target.

Tracked-On: #2168
Signed-off-by: Miguel Bernal Marin <miguel.bernal.marin@linux.intel.com>
Signed-off-by: Minggui Cao <minggui.cao@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-24 22:24:27 +08:00
Alek Du 31487e829c Makefile: keep files used for debug target
1. keep symbols files for debug usage
2. they are saved when build for rootfs.

Tracked-On: #2168
Signed-off-by: Alek Du <alek.du@intel.com>
Signed-off-by: Minggui Cao <minggui.cao@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-24 22:24:27 +08:00
Sainath Grandhi ef03385f42 hv: Write Buffer Flush - VT-d
This patch does the following changes
According to VT-d spec Section 6.8 "Write Buffer Flushing" DRAM write buffers
are flushed implicitly upon Remapping Hardware Caches Invalidation even on
platforms that set RWBF to 1 in capability register. So removed write buffer
flushing as current ACRN issues cache invalidation commands in all cases.

Tracked-On: #1855
Signed-off-by: Sainath Grandhi <sainath.grandhi@intel.com>
2018-12-24 22:18:30 +08:00
Shiqing Gao a5113d922d hv: remove duplicated `is_vmx_disabled`
This patch fixes the duplicated functions introduced by cpu caps
modularization.

In cpu caps modularization, function `is_vmx_disabled` was supposed
to be moved from `arch/x86/vmcs.c` to`arch/x86/cpu_caps.c`,
but the original one was not removed.

Tracked-On: #861
Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-24 14:04:55 +08:00
Huihuang Shi 1b37ed50d8 hv: vmcall: fix "goto detected" violations
Remove the goto by split the function into two,
dispatch_hypercall and vmcall_vmexit_handler.

Tracked-On: #861
Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-24 09:57:43 +08:00
Yin Fengwei f6ae835137 dm: flush the input/output during tty open.
Discard the input/output data when open tty file. To avoid the
mevent callback is triggered immediately when the fd is added to
epoll.

Also update the uart_drain only read the data from tty file when
fifo has available space.

Tracked-On: #2159
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-23 22:35:09 +08:00
yuhong.tao@intel.com 88a7d8b2cc hv: virq: refine vcpu_inject_hi_exception()
The MISRA-C Standards suggests use brackets to clarify the precedence
order of logical conjunctions.

Tracked-On: #861
Acked-by: Eddie Dong <eddie.dong@intel.com>
Signed-off-by: Tao Yuhong <yuhong.tao@intel.com>
2018-12-23 22:32:51 +08:00
yuhong.tao@intel.com 3bfa695565 hv: virq: refine vcpu_inject_vlapic_int() has more than one exit point
The MISRA-C Standards suggests procedures to be single exit.

Tracked-On: #861
Acked-by: Eddie Dong <eddie.dong@intel.com>
Signed-off-by: Tao Yuhong <yuhong.tao@intel.com>
2018-12-23 22:32:51 +08:00
Geoffroy Van Cutsem 9c97f6bec5 Documentation: split the build instructions into its own guide
Split the build instructions, and the hypervisor configuration instructions
into its own separate document.

Tracked-On: #2154
Signed-off-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>
2018-12-21 10:01:13 -08:00
David B. Kinder c358d29c89 doc: fix vhm_request doxygen comment
Table contents weren't rendered correctly in
developer-guides/hld/hv-io-emulation.html, so
fix the doxygen comments.

Tracked-on: #1684

Signed-off-by: David B. Kinder <david.b.kinder@intel.com>
2018-12-21 08:50:53 -08:00
Geoffroy Van Cutsem 01bc8e56f2 Documentation: fix formatting in partition mode tutorial
Fix the indentation to make a line part of the correct
paragraph (instead of having it erroneously displayed as
part of the previous code-block)

Tracked-On: #2031
Signed-off-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>
2018-12-21 08:46:27 -08:00
Binbin Wu c3250030aa hv: vcpuid: remove unnecessary check code
The removed check code is not necessary.

Tracked-On: #861
Signed-off-by: Binbin Wu <binbin.wu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-21 19:44:20 +08:00
Binbin Wu 83f32c93f0 hv: vcpuid: leaf 02h has no subleaf, delete un-needed code.
According to SDM Vol. 2A 3-191 & Vol. 2A 3-213, leaf 02h has no subleaf.
This patch removes the un-needed code.

Tracked-On: #861
Signed-off-by: Binbin Wu <binbin.wu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-21 19:44:20 +08:00
Conghui Chen 44bee5168e dm: virtio: fix compile issue on ubuntu
As VIRTIO_CONFIG_S_NEEDS_RESET is not defined in standard virtio header
file on ubuntu, there will be compile issue. so add
VIRTIO_CONFIG_S_NEEDS_RESET to fix it.

Tracked-On: #2145
Signed-off-by: Conghui Chen <conghui.chen@intel.com>
Reviewed-by: Jian Jun Chen <jian.jun.chen@intel.com>
Acked-by: Yin Fengwei <fengwei.yin@intel.com>
2018-12-21 19:43:16 +08:00
Li, Fei1 9fe282f080 hv: Makefile: remove unused MACRO
Remove unused MACRO in version.h

Tracked-On: #861
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
2018-12-21 19:39:56 +08:00
Li, Fei1 cf47f6cff8 hv: coding style: refine the remaining functions to one exit point
Refine the remaining functions in the head file to one exit point

Tracked-On: #861
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
2018-12-21 19:39:56 +08:00
Li, Fei1 36dcb0f605 hv: lib: refine inline assembly use in bitmap operation
Try to minimize the C code in inline assembly function. Now only
construct data structure and return a value is permitted.

Tracked-On: #861
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
2018-12-21 19:39:56 +08:00
Shiqing Gao ddd07b955b hv: cpu_state_tbl: fix multiple exits
This patch fixes the MISRA-C violations in arch/x86/cpu_state_tbl.c
 * make the function have only one exit point

Tracked-On: #861
Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-21 16:19:09 +08:00
Shiqing Gao eb77e25ff9 hv: ept: fix MISRA-C violations
This patch fixes the MISRA-C violations in arch/x86/ept.c
* add local variable if the input parameter passed by value
  is changed in function definition
* remove the duplicated semi colon

Tracked-On: #861
Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2018-12-21 15:27:46 +08:00
Conghui Chen 5253ac7af5 dm: virtio: refine header file
Reuse linux common virtio header file and remove the repetitive
definition.

Tracked-On: #2145
Signed-off-by: Conghui Chen <conghui.chen@intel.com>
Acked-by: Yu Wang <yu1.wang@intel.com>
2018-12-21 15:27:01 +08:00
Li, Fei1 738f2536fe hv: coding style: refine cpu related function to one exit
2) Fix procedure has more than one exit point.

Tracked-On: #861
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
2018-12-21 13:34:01 +08:00
Jason Chen CJ 9672538c85 init: move init_scheduler into cpu.c
now init_scheduler should belong to and move to hwmgmt module

Tracked-On: #1842
Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Eddie Dong <edide.dong@intel.com>
2018-12-21 10:34:15 +08:00
Jason Chen CJ ff0703dd40 scheduler: make scheduling based on struct sched_object
use struct sched_object as the main interface of scheduling, then
make scheduler as an independent module to vcpu:
- add struct sched_object as one field in struct vcpu
- define sched_object.thread for switch_to thread
- define sched_object.prepare_switch_out/in for prepare_switch before
  switch_to
- move context_switch_out/context_switch_in into vcpu.c as
  vcpu.sched_obj.prepare_switch_out/in
- make default_idle as global idle.thread for idle_thread
- make vcpu_thread as vcpu.sched_obj.thread for each vcpu thread
- simplify switch_to based on sched_object

Tracked-On: #1842
Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Eddie Dong <edide.dong@intel.com>
2018-12-21 10:34:15 +08:00
Jason Chen CJ 8aae0dff87 scheduler: refine make_reschedule_request
just use pcpu_id for make_reschedule_request is enough

Tracked-On: #1842
Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Acked-by: Eddie Dong <edide.dong@intel.com>
2018-12-21 10:34:15 +08:00
Jason Chen CJ 6d67364881 scheduler: refine runqueue related functions
add struct sched_object, and use it as input param instead of vcpu for
below functions:
- add_to_cpu_runqueue renamed from add_vcpu_to_runqueue
- remove_from_cpu_runqueue renamed from remove_vcpu_from_runqueue
- get_next_sched_obj added to get next sched object

Tracked-On: #1842
Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Eddie Dong <edide.dong@intel.com>
2018-12-21 10:34:15 +08:00
Huihuang Shi 93e588bc7e hv: fix e820.c violations
fix e820.c violations related misra c.

Tracked-On: #861
Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
2018-12-21 10:33:32 +08:00
Tw 60f78e1e70 hv:vtd: fix MISRA-C violations on procedure has more than one exit point
This patch fix MISRA-C violations in arch/x86/vtd.c
on Procedure has more than one exit point.

Tracked-On: #861
Signed-off-by: Tw <wei.tan@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-21 10:32:53 +08:00
Tw a98a1a690c hv:vtd: fix MISRA-C violations on pointer not checked for null before use
This patch fix MISRA-C violations in arch/x86/vtd.c
on Pointer not checked for null before use.

Tracked-On: #861
Signed-off-by: Tw <wei.tan@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-21 10:32:53 +08:00
Tw 725e1921e5 hv:vtd: fix MISRA-C violations on comment possibly contains code
This patch fix MISRA-C violations in arch/x86/vtd.c
on Comment possibly contains code.

Tracked-On: #861
Signed-off-by: Tw <wei.tan@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-21 10:32:53 +08:00
Tw 897ffa2739 hv:vtd: fix MISRA-C violations on logical conjunctions need brackets
This patch fix MISRA-C violations in arch/x86/vtd.c
on logical conjunctions need brackets.

Tracked-On: #861
Signed-off-by: Tw <wei.tan@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-21 10:32:53 +08:00
Tw 80b392a854 hv:vtd: fix MISRA-C violations on pointer param should be declared pointer to const
This patch fix MISRA-C violations in arch/x86/vtd.c
on pointer param should be declared pointer to const.

Tracked-On: #861
Signed-off-by: Tw <wei.tan@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-12-21 10:32:53 +08:00