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core: read: add dev_read_addr_index_ptr function

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Add dev_read_addr_index_ptr function with the
same functionality as dev_read_addr_index,
but instead a return pointer is given.
Use map_sysmem() function as cast for the return.
Make same fix for dev_read_addr_ptr() function.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Johan Jonker 2023-03-13 01:31:25 +01:00 committed by Kever Yang
parent aa4f61a776
commit b526656c5b
1 changed files with 14 additions and 1 deletions
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15
drivers/core/read.c
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@ -131,6 +131,16 @@ fdt_addr_t dev_read_addr_index(const struct udevice *dev, int index)
return devfdt_get_addr_index(dev, index); return devfdt_get_addr_index(dev, index);
} }
void *dev_read_addr_index_ptr(const struct udevice *dev, int index)
{
fdt_addr_t addr = dev_read_addr_index(dev, index);
if (addr == FDT_ADDR_T_NONE)
return NULL;
return map_sysmem(addr, 0);
}
fdt_addr_t dev_read_addr_size_index(const struct udevice *dev, int index, fdt_addr_t dev_read_addr_size_index(const struct udevice *dev, int index,
fdt_size_t *size) fdt_size_t *size)
{ {
@ -190,7 +200,10 @@ void *dev_read_addr_ptr(const struct udevice *dev)
{ {
fdt_addr_t addr = dev_read_addr(dev); fdt_addr_t addr = dev_read_addr(dev);
return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr; if (addr == FDT_ADDR_T_NONE)
return NULL;
return map_sysmem(addr, 0);
} }
void *dev_remap_addr(const struct udevice *dev) void *dev_remap_addr(const struct udevice *dev)