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🆕 重新初始化页表并重映射了VBE帧缓存区

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fslongjin
2022-03-01 20:21:32 +08:00
parent 1faa84d942
commit db8604c1e3
8 changed files with 304 additions and 108 deletions
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8
kernel/mm/slab.c
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@ -188,7 +188,7 @@ void *slab_malloc(struct slab *slab_pool, ul arg)
memset(tmp_slab_obj->bmp, 0, tmp_slab_obj->bmp_len);
list_add(&slab_pool->cache_pool_entry->list, tmp_slab_obj);
list_add(&slab_pool->cache_pool_entry->list, &tmp_slab_obj->list);
slab_pool->count_total_free += tmp_slab_obj->count_free;
@ -382,10 +382,8 @@ ul slab_init()
page_init(page, PAGE_PGT_MAPPED | PAGE_KERNEL | PAGE_KERNEL_INIT);
// 这里很神奇，给page赋值之后，list_next就会改变，我找不到原因，于是就直接重新初始化这个list好了
// @todo: 找到这个bug的原因
kmalloc_cache_group[i].cache_pool_entry->page = page;
list_init(&kmalloc_cache_group[i].cache_pool_entry->list);
kmalloc_cache_group[i].cache_pool_entry->vaddr = virt;
}
@ -468,7 +466,7 @@ struct slab_obj *kmalloc_create_slab_obj(ul size)
case 262144:
case 524288:
case 1048576: // 1MB
slab_obj_ptr = (struct Slab *)kmalloc(sizeof(struct slab_obj), 0);
slab_obj_ptr = (struct slab_obj *)kmalloc(sizeof(struct slab_obj), 0);
slab_obj_ptr->count_free = PAGE_2M_SIZE / size;
slab_obj_ptr->count_using = 0;