Firmware/opensbi
8
0
Fork 0
forked from Mirrors/opensbi
Code Pull Requests Activity

lib: sbi: sse: Add support for SSTATUS.SDT

Browse Source 
Similarly to what is done for SPELP, handle SSTATUS.SDT upon event
injection. In order to mimick an interrupt, set SDT to 1 for injection and
save its previous value in interrupted_flags[5:5]. Restore it upon
completion.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
This commit is contained in:
Clément Léger
2025-03-25 11:26:14 +01:00
committed by Anup Patel
parent b4464b22e4
commit 3ac49712e3
3 changed files with 13 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
include/sbi/sbi_ecall_interface.h
View File

@@ -385,6 +385,7 @@ enum sbi_sse_attr_id {
#define SBI_SSE_ATTR_INTERRUPTED_FLAGS_HSTATUS_SPV BIT(2)
#define SBI_SSE_ATTR_INTERRUPTED_FLAGS_HSTATUS_SPVP BIT(3)
#define SBI_SSE_ATTR_INTERRUPTED_FLAGS_SSTATUS_SPELP BIT(4)
#define SBI_SSE_ATTR_INTERRUPTED_FLAGS_SSTATUS_SDT BIT(5)
enum sbi_sse_state {
SBI_SSE_STATE_UNUSED = 0,