/* * Copyright (c) 2006-2023, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2022-12-14 WangXiaoyao the first version * 2023-03-20 WangXiaoyao Format & add more testcases for API under mm_aspace.h */ #include "common.h" /** * @brief Testing all APIs under components/mm */ void ioremap_tc(void); void flag_tc(void); #ifdef STANDALONE_TC #define TC_ASSERT(expr) \ ((expr) \ ? 0 \ : rt_kprintf("AssertFault(%d): %s\n", __LINE__, RT_STRINGIFY(expr))) #else #define TC_ASSERT(expr) uassert_true(expr) #endif static rt_err_t utest_tc_init(void) { return RT_EOK; } static rt_err_t utest_tc_cleanup(void) { return RT_EOK; } #include "test_aspace_api.h" static void testcase(void) { aspace_tc(); ioremap_tc(); flag_tc(); } UTEST_TC_EXPORT(testcase, "testcases.mm.api_tc", utest_tc_init, utest_tc_cleanup, 20); void ioremap_tc(void) { const size_t bufsz = 0x1000; void *paddr = (void *)rt_pages_alloc(rt_page_bits(bufsz)) + PV_OFFSET; int *vaddr; vaddr = rt_ioremap_cached(paddr, bufsz); if (vaddr) { TC_ASSERT(*vaddr == *(int *)(paddr - PV_OFFSET)); rt_iounmap(vaddr); rt_pages_free(paddr - PV_OFFSET, 0); } } void flag_tc(void) { size_t flags; flags = MMF_CREATE(MMF_MAP_FIXED, 0x4000); TC_ASSERT(MMF_GET_CNTL(flags) == (MMF_MAP_FIXED | MMF_REQUEST_ALIGN)); TC_ASSERT((1 << MMF_GET_ALIGN(flags)) == 0x4000); flags = MMF_CREATE(MMF_MAP_FIXED, 0); TC_ASSERT(MMF_GET_CNTL(flags) == MMF_MAP_FIXED); TC_ASSERT(MMF_GET_ALIGN(flags) == 0); } #if 0 #define BUF_SIZE (4ul << 20) static char ALIGN(BUF_SIZE) buf[BUF_SIZE]; void buddy_tc(void) { size_t total, free; rt_page_get_info(&total, &free); rt_region_t region = { .start = (size_t)buf, .end = (size_t)buf + BUF_SIZE, }; size_t new_total, new_free; rt_page_install(region); rt_page_get_info(&new_total, &new_free); TC_ASSERT(new_total - total == (BUF_SIZE >> ARCH_PAGE_SHIFT)); TC_ASSERT(new_free > free); } void mmu_page_tc() { mm_aspace_t aspace = ASPACE_NEW(); size_t total, free; rt_page_get_info(&total, &free); rt_hw_mmu_map(aspace, (void *)0x3fffffffff, 0, ARCH_PAGE_SIZE, MMU_MAP_K_RWCB); rt_hw_mmu_unmap(aspace, (void *)0x3fffffffff, ARCH_PAGE_SIZE); size_t new_total, new_free; rt_page_get_info(&new_total, &new_free); TC_ASSERT(new_free == free); mm_aspace_delete(aspace); } #endif