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linux/of_address.h: of_address_to_resource()

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Translate address in of_address_to_resource().

Update #3277.
This commit is contained in:
Sebastian Huber
2018-01-17 14:30:44 +01:00
parent 0f1d2f6174
commit e4923c85c9
4 changed files with 16 additions and 39 deletions
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2
rtemsbsd/powerpc/include/linux/device.h
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@@ -79,7 +79,7 @@ static inline void __iomem *
devm_ioremap(struct device *dev, resource_size_t offset, resource_size_t size)
{
return (void __iomem *)(dev->base + (uintptr_t)offset);
return (void __iomem *)(uintptr_t)offset;
}
#define devm_alloc_percpu(dev, type) \

22
rtemsbsd/sys/powerpc/compat.c
View File

@@ -329,6 +329,7 @@ of_address_to_resource(struct device_node *dn, int index,
struct resource *res)
{
const void *fdt = bsp_fdt_get();
int node;
int ac;
int sc;
int len;
@@ -336,16 +337,17 @@ of_address_to_resource(struct device_node *dn, int index,
int i;
memset(res, 0, sizeof(*res));
node = dn->offset;
ac = get_address_cells(fdt, dn->offset);
ac = get_address_cells(fdt, node);
if (ac < 0)
return (-EINVAL);
sc = get_size_cells(fdt, dn->offset);
sc = get_size_cells(fdt, node);
if (sc < 0)
return (-EINVAL);
p = fdt_getprop(fdt, dn->offset, "reg", &len);
p = fdt_getprop(fdt, node, "reg", &len);
if (p == NULL)
return (-EINVAL);
@@ -354,19 +356,9 @@ of_address_to_resource(struct device_node *dn, int index,
if (i + ac + sc > len)
return (-EINVAL);
while (ac > 0) {
res->start = (res->start << 32) | fdt32_to_cpu(p[i]);
++i;
--ac;
}
while (sc > 0) {
res->end = (res->end << 32) | fdt32_to_cpu(p[i]);
++i;
--sc;
}
res->start = translate_address(fdt, node, ac, sc, &p[i]);
res->end = of_read_number(&p[i + ac], sc);
res->end += res->start;
return (0);
}