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lib: sbi: Add SBI Message Proxy (MPXY) framework

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Introduce SBI Message Proxy (MPXY) framework which allows platform specific
code or drivers to register message protocol specific channels.

This framework enables the supervisor software to send messages belonging
to different message protocols via OpenSBI firmware.

Signed-off-by: Rahul Pathak <rpathak@ventanamicro.com>
Co-developed-by: Himanshu Chauhan <hchauhan@ventanamicro.com>
Signed-off-by: Himanshu Chauhan <hchauhan@ventanamicro.com>
Co-developed-by: Anup Patel <apatel@ventanamicro.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
This commit is contained in:
Rahul Pathak
2024-08-08 11:03:04 +05:30
committed by Anup Patel
parent 591a98bdd5
commit 7939bf1329
7 changed files with 915 additions and 7 deletions
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2
include/sbi/sbi_ecall_interface.h
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@@ -443,6 +443,8 @@ enum sbi_sse_state {
#define SBI_ERR_NO_SHMEM -9
#define SBI_ERR_INVALID_STATE -10
#define SBI_ERR_BAD_RANGE -11
#define SBI_ERR_TIMEOUT -12
#define SBI_ERR_IO -13
#define SBI_LAST_ERR SBI_ERR_BAD_RANGE