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PMM -- finishing up and changing names, types

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This commit is contained in:
Thomas Lovén
2017-12-21 21:03:06 +01:00
parent 28916257f1
commit 1a7852de4d
3 changed files with 28 additions and 25 deletions
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30
src/kernel/memory/pmm.tt
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@@ -14,44 +14,44 @@ struct {
TEST(alloc_returns_freed_page)
{
pmm_free(&mem[0]);
void *a = pmm_alloc();
pmm_free((uintptr_t)&mem[0]);
uintptr_t a = pmm_alloc();
ASSERT_EQ_PTR(a, &mem[0]);
}
TEST(alloc_returns_0_if_no_free_pages)
{
void *a = pmm_alloc();
uintptr_t a = pmm_alloc();
ASSERT_EQ_PTR(a, 0);
}
TEST(alloc_zero_after_all_free_pages)
{
pmm_free(&mem[0]);
pmm_free((uintptr_t)&mem[0]);
pmm_alloc();
void *a = pmm_alloc();
uintptr_t a = pmm_alloc();
ASSERT_EQ_PTR(a, 0);
}
TEST(alloc_two_pages___first_page_is_not_zero)
{
pmm_free(&mem[0]);
pmm_free(&mem[1]);
void *a = pmm_alloc();
pmm_free((uintptr_t)&mem[0]);
pmm_free((uintptr_t)&mem[1]);
uintptr_t a = pmm_alloc();
pmm_alloc();
ASSERT_NEQ_PTR(a, 0);
}
TEST(alloc_two_pages___second_page_is_not_zero)
{
pmm_free(&mem[0]);
pmm_free(&mem[1]);
pmm_free((uintptr_t)&mem[0]);
pmm_free((uintptr_t)&mem[1]);
pmm_alloc();
void *a = pmm_alloc();
uintptr_t a = pmm_alloc();
ASSERT_NEQ_PTR(a, 0);
}
TEST(alloc_two_pages___doesnt_return_same_page_twice)
{
pmm_free(&mem[0]);
pmm_free(&mem[1]);
void *a = pmm_alloc();
void *b = pmm_alloc();
pmm_free((uintptr_t)&mem[0]);
pmm_free((uintptr_t)&mem[1]);
uintptr_t a = pmm_alloc();
uintptr_t b = pmm_alloc();
ASSERT_NEQ_PTR(a, b);
}