mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-25 06:00:43 +00:00
b561563316
At present address_map[] is static and its type is unknown to external modules. In preparation to create a command to list its contents, this patch moves its type definition and declaration to the header file. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
67 lines
1.3 KiB
C
67 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright 2008 Freescale Semiconductor, Inc.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <addr_map.h>
|
|
|
|
struct addrmap address_map[CONFIG_SYS_NUM_ADDR_MAP];
|
|
|
|
phys_addr_t addrmap_virt_to_phys(void * vaddr)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < CONFIG_SYS_NUM_ADDR_MAP; i++) {
|
|
u64 base, upper, addr;
|
|
|
|
if (address_map[i].size == 0)
|
|
continue;
|
|
|
|
addr = (u64)((u32)vaddr);
|
|
base = (u64)(address_map[i].vaddr);
|
|
upper = (u64)(address_map[i].size) + base - 1;
|
|
|
|
if (addr >= base && addr <= upper) {
|
|
return addr - address_map[i].vaddr + address_map[i].paddr;
|
|
}
|
|
}
|
|
|
|
return (phys_addr_t)(~0);
|
|
}
|
|
|
|
void *addrmap_phys_to_virt(phys_addr_t paddr)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < CONFIG_SYS_NUM_ADDR_MAP; i++) {
|
|
phys_addr_t base, upper;
|
|
|
|
if (address_map[i].size == 0)
|
|
continue;
|
|
|
|
base = address_map[i].paddr;
|
|
upper = address_map[i].size + base - 1;
|
|
|
|
if (paddr >= base && paddr <= upper) {
|
|
phys_addr_t offset;
|
|
|
|
offset = address_map[i].paddr - address_map[i].vaddr;
|
|
|
|
return (void *)(unsigned long)(paddr - offset);
|
|
}
|
|
}
|
|
|
|
return (void *)(~0);
|
|
}
|
|
|
|
void addrmap_set_entry(unsigned long vaddr, phys_addr_t paddr,
|
|
phys_size_t size, int idx)
|
|
{
|
|
if (idx > CONFIG_SYS_NUM_ADDR_MAP)
|
|
return;
|
|
|
|
address_map[idx].vaddr = vaddr;
|
|
address_map[idx].paddr = paddr;
|
|
address_map[idx].size = size;
|
|
}
|