X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/844a2c39e4bb2cc778dba7bd3aea21cb07483fad..4c6d990440cdba6c7dd294adb7e435770ffcbcc4:/lunaix-os/kernel/k_main.c diff --git a/lunaix-os/kernel/k_main.c b/lunaix-os/kernel/k_main.c index b1fe488..565e5bc 100644 --- a/lunaix-os/kernel/k_main.c +++ b/lunaix-os/kernel/k_main.c @@ -1,7 +1,9 @@ #include #include +#include #include #include +#include extern uint8_t __kernel_start; @@ -19,5 +21,33 @@ _kernel_main() void* k_start = vmm_v2p(&__kernel_start); printf("The kernel's base address mapping: %p->%p\n", &__kernel_start, k_start); - // assert(0); + // test malloc & free + + uint32_t** arr = (uint32_t**) kmalloc(10 * sizeof(uint32_t*)); + + for (size_t i = 0; i < 10; i++) + { + arr[i] = (uint32_t*) kmalloc((i + 1) * 2); + } + + + for (size_t i = 0; i < 10; i++) + { + kfree(arr[i]); + } + + void* big_ = kmalloc(8192); + + // good free + kfree(arr); + kfree(big_); + + uint8_t* bad1 = kmalloc(123); + void* bad2 = kmalloc(1); + + *((uint32_t*)(bad1 - 4)) = 0xc2343312UL; + + // bad free + kfree(bad1); + kfree(bad2 - 2); } \ No newline at end of file