carve_out.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <arch/stages.h>
#include <soc/mmu_common.h>
#include <soc/symbols_common.h>
#include <device/mmio.h>
 
#define MODEM_ID_LTE 0x004c5445
#define MODEM_ID_WIFI 0x57494649
 
bool soc_modem_carve_out(void **start, void **end)
{
        uint32_t modem_id = read32(_modem_id);
 
        switch (modem_id) {
        case MODEM_ID_LTE:
                *start = _dram_modem_wifi_only;
                *end = _edram_modem_extra;
                return true;
        case MODEM_ID_WIFI:
                *start = _dram_modem_wifi_only;
                *end = _edram_modem_wifi_only;
                return true;
        default:
                return false;
        }
}