mirror of
https://github.com/torvalds/linux.git
synced 2024-11-01 17:51:43 +00:00
3cab7fd964
The dcdbas code allows calls to be made into the firmware on Dell systems. Exporting this to other drivers allows them to implement Dell-specific functionality in a safe way. Signed-off-by: Matthew Garrett <mjg@redhat.com> Cc: Matt Domsch <Matt_Domsch@dell.com> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
108 lines
2.8 KiB
C
108 lines
2.8 KiB
C
/*
|
|
* dcdbas.h: Definitions for Dell Systems Management Base driver
|
|
*
|
|
* Copyright (C) 1995-2005 Dell Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License v2.0 as published by
|
|
* the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#ifndef _DCDBAS_H_
|
|
#define _DCDBAS_H_
|
|
|
|
#include <linux/device.h>
|
|
#include <linux/sysfs.h>
|
|
#include <linux/types.h>
|
|
|
|
#define MAX_SMI_DATA_BUF_SIZE (256 * 1024)
|
|
|
|
#define HC_ACTION_NONE (0)
|
|
#define HC_ACTION_HOST_CONTROL_POWEROFF BIT(1)
|
|
#define HC_ACTION_HOST_CONTROL_POWERCYCLE BIT(2)
|
|
|
|
#define HC_SMITYPE_NONE (0)
|
|
#define HC_SMITYPE_TYPE1 (1)
|
|
#define HC_SMITYPE_TYPE2 (2)
|
|
#define HC_SMITYPE_TYPE3 (3)
|
|
|
|
#define ESM_APM_CMD (0x0A0)
|
|
#define ESM_APM_POWER_CYCLE (0x10)
|
|
#define ESM_STATUS_CMD_UNSUCCESSFUL (-1)
|
|
|
|
#define CMOS_BASE_PORT (0x070)
|
|
#define CMOS_PAGE1_INDEX_PORT (0)
|
|
#define CMOS_PAGE1_DATA_PORT (1)
|
|
#define CMOS_PAGE2_INDEX_PORT_PIIX4 (2)
|
|
#define CMOS_PAGE2_DATA_PORT_PIIX4 (3)
|
|
#define PE1400_APM_CONTROL_PORT (0x0B0)
|
|
#define PCAT_APM_CONTROL_PORT (0x0B2)
|
|
#define PCAT_APM_STATUS_PORT (0x0B3)
|
|
#define PE1300_CMOS_CMD_STRUCT_PTR (0x38)
|
|
#define PE1400_CMOS_CMD_STRUCT_PTR (0x70)
|
|
|
|
#define MAX_SYSMGMT_SHORTCMD_PARMBUF_LEN (14)
|
|
#define MAX_SYSMGMT_LONGCMD_SGENTRY_NUM (16)
|
|
|
|
#define TIMEOUT_USEC_SHORT_SEMA_BLOCKING (10000)
|
|
#define EXPIRED_TIMER (0)
|
|
|
|
#define SMI_CMD_MAGIC (0x534D4931)
|
|
|
|
#define DCDBAS_DEV_ATTR_RW(_name) \
|
|
DEVICE_ATTR(_name,0600,_name##_show,_name##_store);
|
|
|
|
#define DCDBAS_DEV_ATTR_RO(_name) \
|
|
DEVICE_ATTR(_name,0400,_name##_show,NULL);
|
|
|
|
#define DCDBAS_DEV_ATTR_WO(_name) \
|
|
DEVICE_ATTR(_name,0200,NULL,_name##_store);
|
|
|
|
#define DCDBAS_BIN_ATTR_RW(_name) \
|
|
struct bin_attribute bin_attr_##_name = { \
|
|
.attr = { .name = __stringify(_name), \
|
|
.mode = 0600 }, \
|
|
.read = _name##_read, \
|
|
.write = _name##_write, \
|
|
}
|
|
|
|
struct smi_cmd {
|
|
__u32 magic;
|
|
__u32 ebx;
|
|
__u32 ecx;
|
|
__u16 command_address;
|
|
__u8 command_code;
|
|
__u8 reserved;
|
|
__u8 command_buffer[1];
|
|
} __attribute__ ((packed));
|
|
|
|
struct apm_cmd {
|
|
__u8 command;
|
|
__s8 status;
|
|
__u16 reserved;
|
|
union {
|
|
struct {
|
|
__u8 parm[MAX_SYSMGMT_SHORTCMD_PARMBUF_LEN];
|
|
} __attribute__ ((packed)) shortreq;
|
|
|
|
struct {
|
|
__u16 num_sg_entries;
|
|
struct {
|
|
__u32 size;
|
|
__u64 addr;
|
|
} __attribute__ ((packed))
|
|
sglist[MAX_SYSMGMT_LONGCMD_SGENTRY_NUM];
|
|
} __attribute__ ((packed)) longreq;
|
|
} __attribute__ ((packed)) parameters;
|
|
} __attribute__ ((packed));
|
|
|
|
int dcdbas_smi_request(struct smi_cmd *smi_cmd);
|
|
|
|
#endif /* _DCDBAS_H_ */
|
|
|