diff options
Diffstat (limited to 'kernel/features/load.c')
| -rw-r--r-- | kernel/features/load.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/kernel/features/load.c b/kernel/features/load.c index 8a4aae3..610abf8 100644 --- a/kernel/features/load.c +++ b/kernel/features/load.c @@ -3,14 +3,19 @@ #include <fs.h> #include <load.h> #include <mem.h> +#include <mm.h> #include <str.h> +#define PROC_STACK_SIZE 0x4000 + void proc_load(struct proc *proc, void *data) { - u32 stack = (u32)malloc(0x2000) + 0x1000; + u32 stack; + memory_alloc(proc->page_dir, PROC_STACK_SIZE, MEMORY_CLEAR, &stack); + u32 ptr = stack + PROC_STACK_SIZE - 1; - proc->regs.ebp = (u32)stack; - proc->regs.useresp = (u32)stack; + proc->regs.ebp = (u32)ptr; + proc->regs.useresp = (u32)ptr; proc->regs.eip = (u32)data; proc->entry = (u32)data; } @@ -19,12 +24,13 @@ int bin_load(const char *path, struct proc *proc) { struct stat s = { 0 }; vfs_stat(path, &s); - char *data = malloc(s.size); - if (!vfs_read(path, data, 0, s.size)) + u32 data; + memory_alloc(proc->page_dir, PAGE_ALIGN_UP(s.size), MEMORY_CLEAR, &data); + if (!vfs_read(path, (void *)data, 0, s.size)) return 1; strcpy(proc->name, path); - proc_load(proc, data); + proc_load(proc, (void *)data); return 0; } |