raminit.h

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef RAMINIT_H
#define RAMINIT_H
 
#include <stdint.h>
 
#define MAX_DIMM_SOCKETS_PER_CHANNEL 4
#define MAX_NUM_CHANNELS 2
#define MAX_DIMM_SOCKETS (MAX_NUM_CHANNELS * MAX_DIMM_SOCKETS_PER_CHANNEL)
 
struct mem_controller {
        pci_devfn_t d0, d0f1; // PCI bus/device/fcns of E7501 memory controller
 
        // SMBus addresses of DIMM slots for each channel,
        // in order from closest to MCH to furthest away
        // 0 == not present
        uint16_t channel0[MAX_DIMM_SOCKETS_PER_CHANNEL];
        uint16_t channel1[MAX_DIMM_SOCKETS_PER_CHANNEL];
};
 
void sdram_initialize(void);
 
#endif /* RAMINIT_H */