linux/drivers/char/ipmi/ipmi_si_hardcode.c

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

#define pr_fmt(fmt) …

#include <linux/moduleparam.h>
#include <linux/platform_device.h>
#include "ipmi_si.h"
#include "ipmi_plat_data.h"

/*
 * There can be 4 IO ports passed in (with or without IRQs), 4 addresses,
 * a default IO port, and 1 ACPI/SPMI address.  That sets SI_MAX_DRIVERS.
 */

#define SI_MAX_PARMS …

#define MAX_SI_TYPE_STR …
static char          si_type_str[MAX_SI_TYPE_STR] __initdata;
static unsigned long addrs[SI_MAX_PARMS];
static unsigned int num_addrs;
static unsigned int  ports[SI_MAX_PARMS];
static unsigned int num_ports;
static int           irqs[SI_MAX_PARMS] __initdata;
static unsigned int num_irqs __initdata;
static int           regspacings[SI_MAX_PARMS] __initdata;
static unsigned int num_regspacings __initdata;
static int           regsizes[SI_MAX_PARMS] __initdata;
static unsigned int num_regsizes __initdata;
static int           regshifts[SI_MAX_PARMS] __initdata;
static unsigned int num_regshifts __initdata;
static int slave_addrs[SI_MAX_PARMS] __initdata;
static unsigned int num_slave_addrs __initdata;

module_param_string(…);
MODULE_PARM_DESC(…) …;
module_param_hw_array(addrs, ulong, iomem, &num_addrs, 0);
MODULE_PARM_DESC(…) …;
module_param_hw_array(ports, uint, ioport, &num_ports, 0);
MODULE_PARM_DESC(…) …;
module_param_hw_array(irqs, int, irq, &num_irqs, 0);
MODULE_PARM_DESC(…) …;
module_param_hw_array(regspacings, int, other, &num_regspacings, 0);
MODULE_PARM_DESC(…) …;
module_param_hw_array(regsizes, int, other, &num_regsizes, 0);
MODULE_PARM_DESC(…) …;
module_param_hw_array(regshifts, int, other, &num_regshifts, 0);
MODULE_PARM_DESC(…) …;
module_param_hw_array(slave_addrs, int, other, &num_slave_addrs, 0);
MODULE_PARM_DESC(…) …;

static void __init ipmi_hardcode_init_one(const char *si_type_str,
					  unsigned int i,
					  unsigned long addr,
					  enum ipmi_addr_space addr_space)
{ … }

void __init ipmi_hardcode_init(void)
{ … }


void ipmi_si_hardcode_exit(void)
{ … }

/*
 * Returns true of the given address exists as a hardcoded address,
 * false if not.
 */
int ipmi_si_hardcode_match(int addr_space, unsigned long addr)
{ … }