dany/u-boot-megous
1
0
Fork 0
mirror of https://xff.cz/git/u-boot/ synced 2025-09-01 16:52:14 +02:00
Code Issues Packages Projects Releases Wiki Activity

efi_loader: notify memory map changes

Browse Source 
When the memory map is changed signal events of the
EFI_EVENT_GROUP_MEMORY_MAP_CHANGE event group.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt
2019-06-04 20:55:12 +02:00
parent 8190b4a3e0
commit e80474ad39
1 changed files with 11 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
lib/efi_loader/efi_memory.c
View File

@@ -230,6 +230,7 @@ uint64_t efi_add_memory_map(uint64_t start, uint64_t pages, int memory_type,
struct efi_mem_list *newlist; struct efi_mem_list *newlist;
bool carve_again; bool carve_again;
uint64_t carved_pages = 0; uint64_t carved_pages = 0;
struct efi_event *evt;
EFI_PRINT("%s: 0x%llx 0x%llx %d %s\n", __func__, EFI_PRINT("%s: 0x%llx 0x%llx %d %s\n", __func__,
start, pages, memory_type, overlap_only_ram ? "yes" : "no"); start, pages, memory_type, overlap_only_ram ? "yes" : "no");
@@ -315,6 +316,16 @@ uint64_t efi_add_memory_map(uint64_t start, uint64_t pages, int memory_type,
/* And make sure memory is listed in descending order */ /* And make sure memory is listed in descending order */
efi_mem_sort(); efi_mem_sort();
/* Notify that the memory map was changed */
list_for_each_entry(evt, &efi_events, link) {
if (evt->group &&
!guidcmp(evt->group,
&efi_guid_event_group_memory_map_change)) {
efi_signal_event(evt, false);
break;
}
}
return start; return start;
} }