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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/common/hypercall.c
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@@ -575,7 +575,7 @@ static void add_vm_memory_region(struct acrn_vm *vm, struct acrn_vm *target_vm,
* TODO: We can enforce WB for any region has overlap with Software SRAM, for simplicity,
* and leave it to SOS to make sure it won't violate.
*/
if (is_sw_sram_initialized) {
if (is_software_sram_enabled()) {
base_paddr = get_software_sram_base();
if ((hpa >= base_paddr) &&
((hpa + region->size) <= (base_paddr + get_software_sram_size()))) {