From 89537c396393c8569b39f14cb8e2c73e676a3e00 Mon Sep 17 00:00:00 2001 From: dzwdz Date: Tue, 6 Jul 2021 19:44:15 +0200 Subject: stub page allocator the malloc stub didn't even make sense --- kernel/mem.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'kernel/mem.c') diff --git a/kernel/mem.c b/kernel/mem.c index 8fcaf26..08eb285 100644 --- a/kernel/mem.c +++ b/kernel/mem.c @@ -1,19 +1,19 @@ #include extern void *_kernel_end; -static void *highest; +static void *highest_page; void mem_init() { - highest = &_kernel_end; + highest_page = &_kernel_end; } -// should always succeed, there are no error checks anywhere -void *malloc(size_t size) { - void *block = highest; - highest += size; - return block; +void *page_alloc(size_t pages) { + void *bottom = highest_page; + highest_page += pages * PAGE_SIZE; + return bottom; } -void free(void *ptr) { +// frees `pages` consecutive pages starting from *first +void page_free(void *first, size_t pages) { // not implemented } -- cgit v1.2.3