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authorIan McFarlane <i.mcfarlane2002@gmail.com>2025-04-17 14:19:40 -0400
committerIan McFarlane <i.mcfarlane2002@gmail.com>2025-04-17 14:19:40 -0400
commit7108e7c951f7cff79ce4992f1c7d8d0af0bb5af6 (patch)
treee99684b87952bded5e51c83848a5d35ab53d9ab0 /kernel/mboot/mboot.c
parentstarting on ata (diff)
parentclang 18 in flake instead of zig (diff)
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Merge branch 'main' into ata
Diffstat (limited to 'kernel/mboot/mboot.c')
-rw-r--r--kernel/mboot/mboot.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/mboot/mboot.c b/kernel/mboot/mboot.c
index e10f33c..949337d 100644
--- a/kernel/mboot/mboot.c
+++ b/kernel/mboot/mboot.c
@@ -3,7 +3,7 @@
#include "mboot.h"
-static volatile void *mboot;
+static volatile void *mboot = NULL;
void mboot_init(long magic, volatile void *ptr)
{
@@ -14,9 +14,12 @@ void mboot_init(long magic, volatile void *ptr)
void *locate_mboot_table(uint32_t type)
{
+ if (mboot == NULL)
+ return NULL;
+
struct multiboot *info = (struct multiboot *)mboot;
- const char *mboot_end = ((char *)info) + info->total_size;
+ const char *mboot_end = ((char *)info) + info->total_size;
char *tag_ptr = info->tags;
while (tag_ptr < mboot_end) {