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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2023 SberDevices, Inc.
*/
#include <common.h>
#include <asm/arch/a1.h>
#include <asm/arch/boot.h>
#include <asm/armv8/mmu.h>
#include <asm/io.h>
#include <linux/compiler.h>
#include <linux/sizes.h>
phys_size_t get_effective_memsize(void)
{
return ((readl(A1_SYSCTRL_SEC_STATUS_REG4) & A1_SYSCTRL_MEM_SIZE_MASK)
>> A1_SYSCTRL_MEM_SIZE_SHIFT) * SZ_1M;
}
void meson_init_reserved_memory(__maybe_unused void *fdt)
{
}
int meson_get_boot_device(void)
{
return -ENOSYS;
}
static struct mm_region a1_mem_map[] = {
{
.virt = 0x00000000UL,
.phys = 0x00000000UL,
.size = 0x80000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE
}, {
.virt = 0x80000000UL,
.phys = 0x80000000UL,
.size = 0x7FE00000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
/*
* This mem region contains in/out shared memory with bl31,
* hence it's marked as NORMAL memory type
*/
.virt = 0xFFE00000UL,
.phys = 0xFFE00000UL,
.size = 0x00200000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE
}, {
/* List terminator */
0,
}
};
struct mm_region *mem_map = a1_mem_map;
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