Detect and show if the SBI implements the Debug Trigger Extension.

Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- arch/riscv/include/asm/sbi.h | 1 + cmd/riscv/sbi.c | 1 + 2 files changed, 2 insertions(+)

diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index bf4c9af6220..d1113f3d703 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -33,6 +33,7 @@ enum sbi_ext_id { SBI_EXT_CPPC = 0x43505043, SBI_EXT_NACL = 0x4E41434C, SBI_EXT_STA = 0x535441, + SBI_EXT_DBTR = 0x44425452, };

enum sbi_ext_base_fid { diff --git a/cmd/riscv/sbi.c b/cmd/riscv/sbi.c index 940d9bc1681..9daf0e247ad 100644 --- a/cmd/riscv/sbi.c +++ b/cmd/riscv/sbi.c @@ -53,6 +53,7 @@ static struct sbi_ext extensions[] = { { SBI_EXT_CPPC, "Collaborative Processor Performance Control Extension" }, { SBI_EXT_NACL, "Nested Acceleration Extension" }, { SBI_EXT_STA, "Steal-time Accounting Extension" }, + { SBI_EXT_DBTR, "Debug Trigger Extension" }, };

static int do_sbi(struct cmd_tbl *cmdtp, int flag, int argc,