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hv: wrap function to check software SRAM support

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Below boolean function are defined in this patch:
 - is_software_sram_enabled() to check if SW SRAM
   feature is enabled or not.
 - set global variable 'is_sw_sram_initialized'
   to file static.

Tracked-On: #5649
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Reviewed-by: Fei Li <fei1.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yonghua Huang
2021-03-02 20:39:42 +08:00
committed by wenlingz
parent 768e483cd2
commit ea44bb6c4d
5 changed files with 11 additions and 5 deletions
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2
hypervisor/arch/x86/guest/vm.c
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@@ -231,7 +231,7 @@ static void prepare_prelaunched_vm_memmap(struct acrn_vm *vm, const struct acrn_
if (entry->length == 0UL) {
continue;
} else {
if (is_sw_sram_initialized && (entry->baseaddr == PRE_RTVM_SW_SRAM_BASE_GPA) &&
if (is_software_sram_enabled() && (entry->baseaddr == PRE_RTVM_SW_SRAM_BASE_GPA) &&
((vm_config->guest_flags & GUEST_FLAG_RT) != 0U)){
/* pass through Software SRAM to pre-RTVM */
ept_add_mr(vm, (uint64_t *)vm->arch_vm.nworld_eptp,