Improved header dependency tree

1 files changed, 0 insertions, 89 deletions

diff --git a/common/dev.c b/common/dev.c
deleted file mode 100644
index b89fe3a..0000000
--- a/common/dev.c
+++ /dev/null
@@ -1,89 +0,0 @@
-#include <apos/dev.h>
-#include <apos/vmem.h>
-
-static struct sp_reg_root pre_ram = {0};
-static struct sp_reg_root post_ram = {0};
-pm_t __pre_base = 0;
-pm_t __pre_top = 0;
-pm_t __post_base = 0;
-pm_t __post_top = 0;
-
-void init_devmem(pm_t ram_base, pm_t ram_top)
-{
-	pm_t mem_top = (pm_t)-1;
-
-	__pre_base = 0;
-	__pre_top = ram_base - 1;
-
-	__post_base = ram_top;
-	__post_top = mem_top;
-
-	size_t pre_pages = __pages(__pre_top);
-	size_t post_pages = __pages(__post_top) - __pages(__post_base);
-
-	sp_mem_init(&pre_ram, __pre_base, pre_pages);
-	sp_mem_init(&post_ram, __post_base, post_pages);
-}
-
-static int dev_alloc_wrapper(struct vm_branch *b, pm_t *offset, vm_t vaddr, uint8_t flags, enum mm_order order)
-{
-	map_vmem(b, *offset, vaddr, flags, order);
-	*offset += __o_size(order);
-	return 0;
-}
-
-static int dev_free_wrapper(struct vm_branch *b, pm_t *offset, vm_t vaddr, uint8_t flags, enum mm_order order)
-{
-	UNUSED(offset); UNUSED(flags);
-	pm_t paddr = 0;
-	enum mm_order v_order = 0;
-	stat_vmem(b, vaddr, &paddr, &v_order, 0);
-	if(order != v_order)
-		return -1;
-
-	unmap_vmem(b, vaddr);
-	return 0;
-}
-
-vm_t alloc_devmem(struct tcb *t, pm_t dev_start, size_t bytes, uint8_t flags)
-{
-	vm_t region = 0;
-	if(dev_start < __pre_top)
-		region = alloc_region(&pre_ram, bytes, 0);
-
-	if(dev_start > __post_base)
-		region = alloc_region(&post_ram, bytes, 0);
-
-	if(!region)
-		return 0;
-
-	return map_fill_region(t->b_r, &dev_alloc_wrapper, dev_start, region, bytes, flags);
-}
-
-void free_devmem(struct tcb *t, vm_t dev_start)
-{
-	pm_t dev_paddr = 0;
-	stat_vmem(t->b_r, dev_start, &dev_paddr, 0, 0);
-
-	if(dev_paddr >= __pre_top && dev_paddr <= __post_base)
-		return;
-
-	struct sp_mem *m = 0;
-	if(dev_paddr < __pre_top)
-		m = sp_used_find(&pre_ram, dev_paddr);
-	
-	if(dev_paddr > __post_base)
-		m = sp_used_find(&post_ram, dev_paddr);
-
-	if(!m)
-		return;
-
-	size_t region_size = __addr(m->end - m->start);
-	map_fill_region(t->b_r, &dev_free_wrapper, dev_paddr, dev_start, region_size, 0);
-
-	if(dev_paddr < __pre_top)
-		free_region(&pre_ram, dev_paddr);
-
-	if(dev_paddr > __post_base)
-		free_region(&post_ram, dev_paddr);
-}