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authorAlex Auvolat <alex@adnab.me>2016-07-15 20:51:05 +0200
committerAlex Auvolat <alex@adnab.me>2016-07-15 20:51:05 +0200
commitd415aca695956c79110c88fa58c12bf55c0e2163 (patch)
tree61c9589fe1cf1a78f7f582eff410e047eada604e /src/kernel/core/frame.c
parent327d62f7d56f79999cac6407bdfdcc0b90510aef (diff)
downloadkogata-d415aca695956c79110c88fa58c12bf55c0e2163.tar.gz
kogata-d415aca695956c79110c88fa58c12bf55c0e2163.zip
Fix nasty task switching bu
Diffstat (limited to 'src/kernel/core/frame.c')
-rw-r--r--src/kernel/core/frame.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/kernel/core/frame.c b/src/kernel/core/frame.c
index e74f9ad..7cc9bca 100644
--- a/src/kernel/core/frame.c
+++ b/src/kernel/core/frame.c
@@ -16,8 +16,9 @@ static uint32_t begin_search_at;
void frame_init_allocator(size_t total_ram, void** kernel_data_end) {
nframes = PAGE_ID(total_ram);
+ // Statically allocate space after kernel data end
frame_bitset = (uint32_t*)ALIGN4_UP((size_t)*kernel_data_end);
- *kernel_data_end = (void*)frame_bitset + ALIGN4_UP(nframes / 8);
+ *kernel_data_end = (void*)((size_t)frame_bitset + ALIGN4_UP(nframes / 8));
for (size_t i = 0; i < ALIGN4_UP(nframes / 8)/4; i++)
frame_bitset[i] = 0;