// SPDX-License-Identifier: GPL-2.0+

#include <linux/module.h>
#include <asm/hardware.h>       /* for register_parisc_driver() stuff */
#include <asm/parisc-device.h>
#include "ipmi_si.h"

static bool parisc_registered;

static int __init ipmi_parisc_probe(struct parisc_device *dev)
{
        struct si_sm_io io;

        memset(&io, 0, sizeof(io));

        io.si_info      = &ipmi_kcs_si_info;
        io.addr_source  = SI_DEVICETREE;
        io.addr_space   = IPMI_MEM_ADDR_SPACE;
        io.addr_data    = dev->hpa.start;
        io.regsize      = 1;
        io.regspacing   = 1;
        io.regshift     = 0;
        io.irq          = 0; /* no interrupt */
        io.irq_setup    = NULL;
        io.dev          = &dev->dev;

        dev_dbg(&dev->dev, "addr 0x%lx\n", io.addr_data);

        return ipmi_si_add_smi(&io);
}

static void __exit ipmi_parisc_remove(struct parisc_device *dev)
{
        ipmi_si_remove_by_dev(&dev->dev);
}

static const struct parisc_device_id ipmi_parisc_tbl[] __initconst = {
        { HPHW_MC, HVERSION_REV_ANY_ID, 0x004, 0xC0 },
        { 0, }
};

MODULE_DEVICE_TABLE(parisc, ipmi_parisc_tbl);

static struct parisc_driver ipmi_parisc_driver __refdata = {
        .name =         "ipmi",
        .id_table =     ipmi_parisc_tbl,
        .probe =        ipmi_parisc_probe,
        .remove =       __exit_p(ipmi_parisc_remove),
};

void ipmi_si_parisc_init(void)
{
        register_parisc_driver(&ipmi_parisc_driver);
        parisc_registered = true;
}

void ipmi_si_parisc_shutdown(void)
{
        if (parisc_registered)
                unregister_parisc_driver(&ipmi_parisc_driver);
}