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This commit is contained in:
Bahadir Balban
2008-01-13 13:53:52 +00:00
commit e2b791a3d8
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85
tasks/libmem/tests/test_allocpage.c Normal file
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/*
* Testing code for the page allocator.
*
* Copyright (C) 2007 Bahadir Balban
*/
#include <l4/macros.h>
#include <l4/config.h>
#include <l4/types.h>
#include <l4/lib/list.h>
#include INC_GLUE(memory.h)
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <string.h>
#include "test_allocpage.h"
#include "test_alloc_generic.h"
#include "debug.h"
unsigned int PAGE_ALLOCATIONS = 30;
unsigned int PAGE_ALLOC_SIZE_MAX = 8;
extern struct page_allocator allocator;
void print_page_area(struct page_area *a, int areano)
{
printf("Area starts @: 0x%lu, %s, numpages: %d\n",
__pfn_to_addr(a->pfn),
(a->used) ? "used" : "unused", a->numpages);
return;
}
void print_areas(struct list_head *area_head)
{
struct page_area *cur;
int areano = 1;
printf("Page areas:\n-------------\n");
list_for_each_entry(cur, area_head, list)
print_page_area(cur, areano++);
}
void print_cache(struct mem_cache *c, int cacheno)
{
printf("Cache %d state:\n-------------\n", cacheno);
printf("Total: %d\n", c->total);
printf("Free: %d\n", c->free);
printf("Start: 0x%x\n", c->start);
}
void print_caches(struct list_head *cache_head)
{
int caches = 1;
struct mem_cache *cur;
list_for_each_entry(cur, cache_head, list)
print_cache(cur, caches++);
}
void print_page_allocator_state(void)
{
print_areas(&allocator.page_area_list);
printf("Data Cache:\n--------\n");
print_caches(&allocator.dcache_list);
printf("Cache Cache:\n----------\n");
print_caches(&allocator.ccache_list);
}
/* FIXME: with current default parameters (allocations = 30, sizemax = 8),
* for some odd reason, we got the bug at line 280 in alloc_page.c.
* Very weird. Find out why.
*/
void test_allocpage(int page_allocations, int page_alloc_size_max,
FILE *init_state, FILE *exit_state)
{
//if (!page_allocations)
// page_allocations = PAGE_ALLOCATIONS;
//if (!page_alloc_size_max)
// page_alloc_size_max = PAGE_ALLOC_SIZE_MAX;
dprintf("\nPAGE ALLOCATOR TEST:====================================\n\n");
test_alloc_free_random_order(page_allocations, page_alloc_size_max,
alloc_page, free_page,
print_page_allocator_state,
init_state, exit_state);
}