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109 lines
2.5 KiB
109 lines
2.5 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* dcdbas.h: Definitions for Dell Systems Management Base driver |
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* |
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* Copyright (C) 1995-2005 Dell Inc. |
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*/ |
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#ifndef _DCDBAS_H_ |
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#define _DCDBAS_H_ |
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#include <linux/device.h> |
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#include <linux/sysfs.h> |
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#include <linux/types.h> |
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#define MAX_SMI_DATA_BUF_SIZE (256 * 1024) |
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#define HC_ACTION_NONE (0) |
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#define HC_ACTION_HOST_CONTROL_POWEROFF BIT(1) |
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#define HC_ACTION_HOST_CONTROL_POWERCYCLE BIT(2) |
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#define HC_SMITYPE_NONE (0) |
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#define HC_SMITYPE_TYPE1 (1) |
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#define HC_SMITYPE_TYPE2 (2) |
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#define HC_SMITYPE_TYPE3 (3) |
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#define ESM_APM_CMD (0x0A0) |
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#define ESM_APM_POWER_CYCLE (0x10) |
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#define ESM_STATUS_CMD_UNSUCCESSFUL (-1) |
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#define CMOS_BASE_PORT (0x070) |
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#define CMOS_PAGE1_INDEX_PORT (0) |
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#define CMOS_PAGE1_DATA_PORT (1) |
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#define CMOS_PAGE2_INDEX_PORT_PIIX4 (2) |
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#define CMOS_PAGE2_DATA_PORT_PIIX4 (3) |
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#define PE1400_APM_CONTROL_PORT (0x0B0) |
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#define PCAT_APM_CONTROL_PORT (0x0B2) |
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#define PCAT_APM_STATUS_PORT (0x0B3) |
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#define PE1300_CMOS_CMD_STRUCT_PTR (0x38) |
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#define PE1400_CMOS_CMD_STRUCT_PTR (0x70) |
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#define MAX_SYSMGMT_SHORTCMD_PARMBUF_LEN (14) |
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#define MAX_SYSMGMT_LONGCMD_SGENTRY_NUM (16) |
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#define TIMEOUT_USEC_SHORT_SEMA_BLOCKING (10000) |
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#define EXPIRED_TIMER (0) |
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#define SMI_CMD_MAGIC (0x534D4931) |
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#define SMM_EPS_SIG "$SCB" |
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#define DCDBAS_DEV_ATTR_RW(_name) \ |
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DEVICE_ATTR(_name,0600,_name##_show,_name##_store); |
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#define DCDBAS_DEV_ATTR_RO(_name) \ |
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DEVICE_ATTR(_name,0400,_name##_show,NULL); |
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#define DCDBAS_DEV_ATTR_WO(_name) \ |
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DEVICE_ATTR(_name,0200,NULL,_name##_store); |
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#define DCDBAS_BIN_ATTR_RW(_name) \ |
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struct bin_attribute bin_attr_##_name = { \ |
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.attr = { .name = __stringify(_name), \ |
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.mode = 0600 }, \ |
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.read = _name##_read, \ |
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.write = _name##_write, \ |
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} |
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struct smi_cmd { |
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__u32 magic; |
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__u32 ebx; |
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__u32 ecx; |
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__u16 command_address; |
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__u8 command_code; |
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__u8 reserved; |
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__u8 command_buffer[1]; |
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} __attribute__ ((packed)); |
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struct apm_cmd { |
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__u8 command; |
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__s8 status; |
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__u16 reserved; |
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union { |
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struct { |
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__u8 parm[MAX_SYSMGMT_SHORTCMD_PARMBUF_LEN]; |
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} __attribute__ ((packed)) shortreq; |
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struct { |
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__u16 num_sg_entries; |
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struct { |
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__u32 size; |
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__u64 addr; |
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} __attribute__ ((packed)) |
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sglist[MAX_SYSMGMT_LONGCMD_SGENTRY_NUM]; |
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} __attribute__ ((packed)) longreq; |
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} __attribute__ ((packed)) parameters; |
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} __attribute__ ((packed)); |
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int dcdbas_smi_request(struct smi_cmd *smi_cmd); |
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struct smm_eps_table { |
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char smm_comm_buff_anchor[4]; |
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u8 length; |
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u8 checksum; |
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u8 version; |
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u64 smm_comm_buff_addr; |
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u64 num_of_4k_pages; |
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} __packed; |
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#endif /* _DCDBAS_H_ */ |
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