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Stupidly simple process memory manager with brk()

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This commit is contained in:
Thomas Lovén
2018-03-01 15:12:35 +01:00
parent 19d58ec71d
commit 4ecec1eec6
6 changed files with 41 additions and 10 deletions
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4
src/kernel/memory/vmm.c
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@@ -106,7 +106,7 @@ void vmm_clear_page(uint64_t P4, uint64_t addr, int free)
#define min(a,b) (((a) < (b))?(a):(b))
#define offset(p) ((uintptr_t)(p) % PAGE_SIZE)
#define remaining(p) (PAGE_SIZE - offset(p))
size_t memcpy_k2u(uint64_t P4, void *dst, void *src, size_t n)
size_t memcpy_to_p4(uint64_t P4, void *dst, void *src, size_t n)
{
size_t copied = 0;
while(n)
@@ -127,7 +127,7 @@ size_t memcpy_k2u(uint64_t P4, void *dst, void *src, size_t n)
return copied;
}
size_t memcpy_u2k(void *dst, uint64_t P4, void *src, size_t n)
size_t memcpy_from_p4(void *dst, uint64_t P4, void *src, size_t n)
{
size_t copied = 0;
while(n)