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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/platform/x86/dcdbas.h
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/platform/x86/dcdbas.h')
-rw-r--r--drivers/platform/x86/dcdbas.h109
1 files changed, 109 insertions, 0 deletions
diff --git a/drivers/platform/x86/dcdbas.h b/drivers/platform/x86/dcdbas.h
new file mode 100644
index 000000000..c3cca5433
--- /dev/null
+++ b/drivers/platform/x86/dcdbas.h
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * dcdbas.h: Definitions for Dell Systems Management Base driver
+ *
+ * Copyright (C) 1995-2005 Dell Inc.
+ */
+
+#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 SMM_EPS_SIG "$SCB"
+
+#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);
+
+struct smm_eps_table {
+ char smm_comm_buff_anchor[4];
+ u8 length;
+ u8 checksum;
+ u8 version;
+ u64 smm_comm_buff_addr;
+ u64 num_of_4k_pages;
+} __packed;
+
+#endif /* _DCDBAS_H_ */
+