From dadf7886993c69c6838107573e250a3b3fda25e3 Mon Sep 17 00:00:00 2001 From: Anup Patel Date: Fri, 22 Jul 2022 18:54:54 +0530 Subject: RISC-V: Add defines for SBI debug console extension We add SBI debug console extension related defines/enum to the asm/sbi.h header. Signed-off-by: Anup Patel Reviewed-by: Andrew Jones Signed-off-by: Anup Patel --- arch/riscv/include/asm/sbi.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'arch') diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index 5b4a1bf5f439..12dfda6bb924 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -30,6 +30,7 @@ enum sbi_ext_id { SBI_EXT_HSM = 0x48534D, SBI_EXT_SRST = 0x53525354, SBI_EXT_PMU = 0x504D55, + SBI_EXT_DBCN = 0x4442434E, /* Experimentals extensions must lie within this range */ SBI_EXT_EXPERIMENTAL_START = 0x08000000, @@ -236,6 +237,12 @@ enum sbi_pmu_ctr_type { /* Flags defined for counter stop function */ #define SBI_PMU_STOP_FLAG_RESET (1 << 0) +enum sbi_ext_dbcn_fid { + SBI_EXT_DBCN_CONSOLE_WRITE = 0, + SBI_EXT_DBCN_CONSOLE_READ = 1, + SBI_EXT_DBCN_CONSOLE_WRITE_BYTE = 2, +}; + #define SBI_SPEC_VERSION_DEFAULT 0x1 #define SBI_SPEC_VERSION_MAJOR_SHIFT 24 #define SBI_SPEC_VERSION_MAJOR_MASK 0x7f -- cgit v1.2.3