starfive-tech/opensbi.git/include/sbi_utils/mailbox, branch masterStarFive Tech OpenSBI for VisionFive (JH7110) boards (mirror)https://git.radix-linux.su/starfive-tech/opensbi.git/atom?h=master2025-02-13T05:40:03+00:00lib: utils: Add MPXY RPMI mailbox driver for System MSI service group2025-02-13T05:40:03+00:00Anup Patelapatel@ventanamicro.com2025-01-12T13:09:52+00:00urn:sha1:61abd975f22f96ac900c3482945bdc2f82f6a9f6
The supervisor software can directly receive most of the system MSIs
except P2A doorbell and MSIs preferred to be handled in M-mode.
Add MPXY RPMI mailbox client driver for the System MSI service group.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
include: sbi_utils: Update RPMI service group IDs and BASE service group2025-02-13T05:40:03+00:00Anup Patelapatel@ventanamicro.com2025-01-11T15:23:05+00:00urn:sha1:b05e2a19568e449969318597ca77c27c25aac518
The service group ID assignment and some of the BASE services have
changes in the latest RPMI specification so let's update the RPMI
implementation accordingly.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
lib: utils: Implement get_attribute() for the RPMI shared memory mailbox2025-02-13T05:40:03+00:00Anup Patelapatel@ventanamicro.com2025-01-12T05:52:00+00:00urn:sha1:91012b475dafaa21a5fdeebbdea73af2b6733b4f
To allow clients query service group version of a RPMI mailbox channel,
implement get_attribute() callback for the RPMI shared memory mailbox
controller.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
include: sbi_utils: Include mailbox.h in rpmi_mailbox.h header2025-02-13T05:40:03+00:00Anup Patelapatel@ventanamicro.com2025-01-13T05:15:55+00:00urn:sha1:f8272946daf6bfd6d566254a16d9234b3afda1ee
The rpmi_mailbox.h uses structures defined in mailbox.h so let's
include mailbox.h in rpmi_mailbox.h header.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
lib: utils/mpxy: Add RPMI client driver for MPXY2024-12-06T03:56:57+00:00Rahul Pathakrpathak@ventanamicro.com2024-08-08T05:45:53+00:00urn:sha1:c5a8b15e398ad09e08a2be11d1f27c0fb6ba6328
Add a generic RPMI mailbox client driver which provides a MPXY channel.
Initially, this driver only supports RPMI clock service group but can
be extended to support multiple RPMI service groups.
Signed-off-by: Rahul Pathak <rpathak@ventanamicro.com>
Co-developed-by: Anup Patel <apatel@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
lib: utils/cppc: Add RPMI CPPC driver2024-12-06T03:56:47+00:00Subrahmanya Lingappaslingappa@ventanamicro.com2024-08-07T05:24:01+00:00urn:sha1:591a98bdd549b20504ffda41a41346ad2248ea4d
Add RPMI based driver for CPPC register read, write and probe.
Signed-off-by: Subrahmanya Lingappa <slingappa@ventanamicro.com>
Co-developed-by: Rahul Pathak <rpathak@ventanamicro.com>
Signed-off-by: Rahul Pathak <rpathak@ventanamicro.com>
Co-developed-by: Sunil V L <sunilvl@ventanamicro.com>
Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
lib: utils/hsm: Add RPMI HSM driver2024-12-06T03:56:43+00:00Subrahmanya Lingappaslingappa@ventanamicro.com2024-08-06T05:25:01+00:00urn:sha1:33ee9b8240fee298ddd357a68096652286024670
The RPMI HSM service group provides set of routine to query and control
power states of a Hart. Add RPMI based Hart State Management (HSM) driver.
Signed-off-by: Subrahmanya Lingappa <slingappa@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
lib: utils/suspend: Add RPMI system suspend driver2024-12-06T03:56:32+00:00Subrahmanya Lingappaslingappa@ventanamicro.com2024-08-06T04:59:32+00:00urn:sha1:13f55f33a1d361784fd250b9e3897918b7ae82d4
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 <slingappa@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
lib/utils: reset: Add RPMI System Reset driver2024-12-06T03:56:27+00:00Rahul Pathakrpathak@ventanamicro.com2024-08-06T04:54:19+00:00urn:sha1:6a26726e08e4d1e23b2e6cce073689ecdabf9291
Add RPMI based driver for system reset and enable it in the generic
platform defconfig
Signed-off-by: Rahul Pathak <rpathak@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
lib/utils: Add RPMI messaging protocol and shared memory transport support2024-12-06T03:56:21+00:00Rahul Pathakrpathak@ventanamicro.com2024-08-06T04:37:33+00:00urn:sha1:91f46fb47eefb872a7981935fbcc125226e93eca
The RISC-V Platform Management Interface (RPMI) defines a messaging protocol
and shared memory based transport for bi-directional communication with an
on-chip or external microcontroller.
To support RPMI in OpenSBI, add:
1) The RPMI messaging protocol defines and helper macros
2) A FDT mailbox driver for the RPMI shared memory transport
Signed-off-by: Rahul Pathak <rpathak@ventanamicro.com>
Co-developed-by: Subrahmanya Lingappa <slingappa@ventanamicro.com>
Signed-off-by: Subrahmanya Lingappa <slingappa@ventanamicro.com>
Co-developed-by: Anup Patel <apatel@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>