diff options
| author | Subrahmanya Lingappa <[email protected]> | 2024-08-06 10:29:32 +0530 |
|---|---|---|
| committer | Anup Patel <[email protected]> | 2024-12-06 09:26:32 +0530 |
| commit | 13f55f33a1d361784fd250b9e3897918b7ae82d4 (patch) | |
| tree | 4846b41045c97c55861414f913d44621f06efbbc /include | |
| parent | 3676324b0e13b97f2f56507434034833877afc08 (diff) | |
lib: utils/suspend: Add RPMI system suspend driver
Add RPMI based system suspend driver.
To test this, execute the follwoing in Linux:
$ echo mem > /sys/power/state
To wake up, execute the following command on qemu monitor terminal:
(qemu) system_wakeup
Signed-off-by: Subrahmanya Lingappa <[email protected]>
Signed-off-by: Anup Patel <[email protected]>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sbi_utils/mailbox/rpmi_msgprot.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/sbi_utils/mailbox/rpmi_msgprot.h b/include/sbi_utils/mailbox/rpmi_msgprot.h index 31c3034b..4de86adf 100644 --- a/include/sbi_utils/mailbox/rpmi_msgprot.h +++ b/include/sbi_utils/mailbox/rpmi_msgprot.h @@ -5,6 +5,7 @@ * * Authors: * Rahul Pathak <[email protected]> + * Subrahmanya Lingappa <[email protected]> */ #ifndef __RPMI_MSGPROT_H__ @@ -197,6 +198,7 @@ enum rpmi_servicegroup_id { RPMI_SRVGRP_ID_MIN = 0, RPMI_SRVGRP_BASE = 0x0001, RPMI_SRVGRP_SYSTEM_RESET = 0x0002, + RPMI_SRVGRP_SYSTEM_SUSPEND = 0x0003, RPMI_SRVGRP_ID_MAX_COUNT, /* Reserved range for service groups */ @@ -279,4 +281,37 @@ struct rpmi_sysrst_get_reset_attributes_resp { u32 flags; }; +/** RPMI System Suspend ServiceGroup Service IDs */ +enum rpmi_system_suspend_service_id { + RPMI_SYSSUSP_SRV_ENABLE_NOTIFICATION = 0x01, + RPMI_SYSSUSP_SRV_GET_ATTRIBUTES = 0x02, + RPMI_SYSSUSP_SRV_SYSTEM_SUSPEND = 0x03, + RPMI_SYSSUSP_SRV_ID_MAX_COUNT, +}; + +/** Request for system suspend attributes */ +struct rpmi_syssusp_get_attr_req { + u32 susp_type; +}; + +#define RPMI_SYSSUSP_ATTRS_FLAGS_RESUMEADDR (1U << 1) +#define RPMI_SYSSUSP_ATTRS_FLAGS_SUSPENDTYPE 1U + +/** Response for system suspend attributes */ +struct rpmi_syssusp_get_attr_resp { + s32 status; + u32 flags; +}; + +struct rpmi_syssusp_suspend_req { + u32 hartid; + u32 suspend_type; + u32 resume_addr_lo; + u32 resume_addr_hi; +}; + +struct rpmi_syssusp_suspend_resp { + s32 status; +}; + #endif /* !__RPMI_MSGPROT_H__ */ |