From 310af38f1324c57ef5a072b27c91110cd4ec4a3a Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Fri, 9 May 2025 22:13:41 -0400 Subject: kernel: ahci: Detect staggered spin up Signed-off-by: Ian Moffett --- sys/include/dev/ic/ahciregs.h | 1 + 1 file changed, 1 insertion(+) (limited to 'sys/include/dev/ic/ahciregs.h') diff --git a/sys/include/dev/ic/ahciregs.h b/sys/include/dev/ic/ahciregs.h index 2f2fa84..f73e587 100644 --- a/sys/include/dev/ic/ahciregs.h +++ b/sys/include/dev/ic/ahciregs.h @@ -126,6 +126,7 @@ struct hba_memspace { #define AHCI_CAP_NCS(CAP) ((CAP >> 8) & 0x1F) /* Number of command slots */ #define AHCI_CAP_EMS(CAP) ((CAP >> 6) & 1) /* Enclosure management support */ #define AHCI_CAP_SAL(CAP) ((CAP >> 25) & 1) /* Supports activity LED */ +#define AHCI_CAP_SSS(CAP) ((CAP >> 27) & 1) /* Supports staggered spin up */ /* * Device detection (DET) and Interface power -- cgit v1.2.3