From b919daf4958281b94fd2e03e23874b97b4908fc5 Mon Sep 17 00:00:00 2001 From: Himanshu Chauhan Date: Mon, 23 Sep 2024 11:26:26 +0530 Subject: lib: sbi: Add support to mask/unmask SSE events Add functions to globally mask/unmask supervisor software events on the calling hart. Signed-off-by: Himanshu Chauhan Reviewed-by: Anup Patel --- include/sbi/sbi_ecall_interface.h | 2 ++ include/sbi/sbi_sse.h | 2 ++ 2 files changed, 4 insertions(+) (limited to 'include') diff --git a/include/sbi/sbi_ecall_interface.h b/include/sbi/sbi_ecall_interface.h index 2958b418..321039f8 100644 --- a/include/sbi/sbi_ecall_interface.h +++ b/include/sbi/sbi_ecall_interface.h @@ -342,6 +342,8 @@ enum sbi_cppc_reg_id { #define SBI_EXT_SSE_DISABLE 0x00000005 #define SBI_EXT_SSE_COMPLETE 0x00000006 #define SBI_EXT_SSE_INJECT 0x00000007 +#define SBI_EXT_SSE_HART_UNMASK 0x00000008 +#define SBI_EXT_SSE_HART_MASK 0x00000009 /* SBI SSE Event Attributes. */ enum sbi_sse_attr_id { diff --git a/include/sbi/sbi_sse.h b/include/sbi/sbi_sse.h index e5b0ad69..7419698a 100644 --- a/include/sbi/sbi_sse.h +++ b/include/sbi/sbi_sse.h @@ -78,6 +78,8 @@ void sbi_sse_exit(struct sbi_scratch *scratch); int sbi_sse_register(uint32_t event_id, unsigned long handler_entry_pc, unsigned long handler_entry_arg); int sbi_sse_unregister(uint32_t event_id); +int sbi_sse_hart_mask(void); +int sbi_sse_hart_unmask(void); int sbi_sse_enable(uint32_t event_id); int sbi_sse_disable(uint32_t event_id); int sbi_sse_complete(struct sbi_trap_regs *regs, struct sbi_ecall_return *out); -- cgit v1.3.1