diff options
Diffstat (limited to 'drivers/firmware/ti_sci.h')
| -rw-r--r-- | drivers/firmware/ti_sci.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h index 2d87cdd2cf..1b601ff01b 100644 --- a/drivers/firmware/ti_sci.h +++ b/drivers/firmware/ti_sci.h @@ -79,6 +79,10 @@ #define TISCI_MSG_RM_UDMAP_FLOW_GET_CFG 0x1232 #define TISCI_MSG_RM_UDMAP_FLOW_SIZE_THRESH_GET_CFG 0x1233 +#define TISCI_MSG_FWL_SET 0x9000 +#define TISCI_MSG_FWL_GET 0x9001 +#define TISCI_MSG_FWL_CHANGE_OWNER 0x9002 + /** * struct ti_sci_msg_hdr - Generic Message Header for All messages and responses * @type: Type of messages: One of TI_SCI_MSG* values @@ -1338,4 +1342,121 @@ struct ti_sci_msg_rm_udmap_flow_cfg_resp { struct ti_sci_msg_hdr hdr; } __packed; +#define FWL_MAX_PRIVID_SLOTS 3U + +/** + * struct ti_sci_msg_fwl_set_firewall_region_req - Request for configuring the firewall permissions. + * + * @hdr: Generic Header + * + * @fwl_id: Firewall ID in question + * @region: Region or channel number to set config info + * This field is unused in case of a simple firewall and must be initialized + * to zero. In case of a region based firewall, this field indicates the + * region in question. (index starting from 0) In case of a channel based + * firewall, this field indicates the channel in question (index starting + * from 0) + * @n_permission_regs: Number of permission registers to set + * @control: Contents of the firewall CONTROL register to set + * @permissions: Contents of the firewall PERMISSION register to set + * @start_address: Contents of the firewall START_ADDRESS register to set + * @end_address: Contents of the firewall END_ADDRESS register to set + */ + +struct ti_sci_msg_fwl_set_firewall_region_req { + struct ti_sci_msg_hdr hdr; + u16 fwl_id; + u16 region; + u32 n_permission_regs; + u32 control; + u32 permissions[FWL_MAX_PRIVID_SLOTS]; + u64 start_address; + u64 end_address; +} __packed; + +/** + * struct ti_sci_msg_fwl_get_firewall_region_req - Request for retrieving the firewall permissions + * + * @hdr: Generic Header + * + * @fwl_id: Firewall ID in question + * @region: Region or channel number to get config info + * This field is unused in case of a simple firewall and must be initialized + * to zero. In case of a region based firewall, this field indicates the + * region in question (index starting from 0). In case of a channel based + * firewall, this field indicates the channel in question (index starting + * from 0). + * @n_permission_regs: Number of permission registers to retrieve + */ +struct ti_sci_msg_fwl_get_firewall_region_req { + struct ti_sci_msg_hdr hdr; + u16 fwl_id; + u16 region; + u32 n_permission_regs; +} __packed; + +/** + * struct ti_sci_msg_fwl_get_firewall_region_resp - Response for retrieving the firewall permissions + * + * @hdr: Generic Header + * + * @fwl_id: Firewall ID in question + * @region: Region or channel number to set config info This field is + * unused in case of a simple firewall and must be initialized to zero. In + * case of a region based firewall, this field indicates the region in + * question. (index starting from 0) In case of a channel based firewall, this + * field indicates the channel in question (index starting from 0) + * @n_permission_regs: Number of permission registers retrieved + * @control: Contents of the firewall CONTROL register + * @permissions: Contents of the firewall PERMISSION registers + * @start_address: Contents of the firewall START_ADDRESS register This is not applicable for channelized firewalls. + * @end_address: Contents of the firewall END_ADDRESS register This is not applicable for channelized firewalls. + */ +struct ti_sci_msg_fwl_get_firewall_region_resp { + struct ti_sci_msg_hdr hdr; + u16 fwl_id; + u16 region; + u32 n_permission_regs; + u32 control; + u32 permissions[FWL_MAX_PRIVID_SLOTS]; + u64 start_address; + u64 end_address; +} __packed; + +/** + * struct ti_sci_msg_fwl_change_owner_info_req - Request for a firewall owner change + * + * @hdr: Generic Header + * + * @fwl_id: Firewall ID in question + * @region: Region or channel number if applicable + * @owner_index: New owner index to transfer ownership to + */ +struct ti_sci_msg_fwl_change_owner_info_req { + struct ti_sci_msg_hdr hdr; + u16 fwl_id; + u16 region; + u8 owner_index; +} __packed; + +/** + * struct ti_sci_msg_fwl_change_owner_info_resp - Response for a firewall owner change + * + * @hdr: Generic Header + * + * @fwl_id: Firewall ID specified in request + * @region: Region or channel number specified in request + * @owner_index: Owner index specified in request + * @owner_privid: New owner priv-ID returned by DMSC. + * @owner_permission_bits: New owner permission bits returned by DMSC. + */ +struct ti_sci_msg_fwl_change_owner_info_resp { + struct ti_sci_msg_hdr hdr; + u16 fwl_id; + u16 region; + u8 owner_index; + u8 owner_privid; + u16 owner_permission_bits; +} __packed; + #endif /* __TI_SCI_H */ |