limine: Add boot time request
diff --git a/common/limine.h b/common/limine.h
index d24e929b..3934af47 100644
--- a/common/limine.h
+++ b/common/limine.h
@@ -253,4 +253,20 @@ struct limine_efi_system_table_request {
LIMINE_PTR(struct limine_efi_system_table_response *) response;
};
+// Boot time
+
+#define LIMINE_BOOT_TIME_REQUEST { LIMINE_COMMON_MAGIC, 0x502746e184c088aa, 0xfbc5ec83e6327893 }
+
+struct limine_boot_time_response {
+ uint64_t revision;
+
+ int64_t boot_time;
+};
+
+struct limine_boot_time_request {
+ uint64_t id[4];
+ uint64_t revision;
+ LIMINE_PTR(struct limine_boot_time_response *) response;
+};
+
#endif
diff --git a/common/protos/limine.c b/common/protos/limine.c
index fc8c2311..cbb05717 100644
--- a/common/protos/limine.c
+++ b/common/protos/limine.c
@@ -477,6 +477,21 @@ FEAT_START
framebuffer_request->response = reported_addr(framebuffer_response);
FEAT_END
+ // Boot time feature
+FEAT_START
+ struct limine_boot_time_request *boot_time_request = get_request(LIMINE_BOOT_TIME_REQUEST);
+ if (boot_time_request == NULL) {
+ break; // next feature
+ }
+
+ struct limine_boot_time_response *boot_time_response =
+ ext_mem_alloc(sizeof(struct limine_boot_time_response));
+
+ boot_time_response->boot_time = time();
+
+ boot_time_request->response = reported_addr(boot_time_response);
+FEAT_END
+
// Wrap-up stuff before memmap close
struct gdtr *local_gdt = ext_mem_alloc(sizeof(struct gdtr));
local_gdt->limit = gdt.limit;
diff --git a/test/limine.c b/test/limine.c
index ed9def87..6d795f5f 100644
--- a/test/limine.c
+++ b/test/limine.c
@@ -52,6 +52,11 @@ struct limine_efi_system_table_request est_request = {
.revision = 0, .response = NULL
};
+struct limine_boot_time_request boot_time_request = {
+ .id = LIMINE_BOOT_TIME_REQUEST,
+ .revision = 0, .response = NULL
+};
+
struct limine_smp_request _smp_request = {
.id = LIMINE_SMP_REQUEST,
.revision = 0, .response = NULL
@@ -229,6 +234,16 @@ FEAT_START
e9_printf("EFI system table at: %x", est_response->address);
FEAT_END
+FEAT_START
+ e9_printf("");
+ if (boot_time_request.response == NULL) {
+ e9_printf("Boot time not passed");
+ break;
+ }
+ struct limine_boot_time_response *boot_time_response = boot_time_request.response;
+ e9_printf("Kernel boot time: %d", boot_time_response->boot_time);
+FEAT_END
+
FEAT_START
e9_printf("");
if (_smp_request.response == NULL) {
