Date: Fri, 15 Nov 2013 15:14:07 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r258173 - head/sys/dev/ahci Message-ID: <201311151514.rAFFE7Np058319@svn.freebsd.org>
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Author: mav Date: Fri Nov 15 15:14:07 2013 New Revision: 258173 URL: http://svnweb.freebsd.org/changeset/base/258173 Log: Add few more minor parts of DevSleep support from AHCI 1.3.1 proposal. Modified: head/sys/dev/ahci/ahci.c head/sys/dev/ahci/ahci.h Modified: head/sys/dev/ahci/ahci.c ============================================================================== --- head/sys/dev/ahci/ahci.c Fri Nov 15 15:08:58 2013 (r258172) +++ head/sys/dev/ahci/ahci.c Fri Nov 15 15:14:07 2013 (r258173) @@ -1113,13 +1113,16 @@ ahci_ch_attach(device_t dev) version = ATA_INL(ctlr->r_mem, AHCI_VS); if (version < 0x00010200 && (ctlr->caps & AHCI_CAP_FBSS)) ch->chcaps |= AHCI_P_CMD_FBSCP; + if (ch->caps2 & AHCI_CAP2_SDS) + ch->chscaps = ATA_INL(ch->r_mem, AHCI_P_DEVSLP); if (bootverbose) { - device_printf(dev, "Caps:%s%s%s%s%s\n", + device_printf(dev, "Caps:%s%s%s%s%s%s\n", (ch->chcaps & AHCI_P_CMD_HPCP) ? " HPCP":"", (ch->chcaps & AHCI_P_CMD_MPSP) ? " MPSP":"", (ch->chcaps & AHCI_P_CMD_CPD) ? " CPD":"", (ch->chcaps & AHCI_P_CMD_ESP) ? " ESP":"", - (ch->chcaps & AHCI_P_CMD_FBSCP) ? " FBSCP":""); + (ch->chcaps & AHCI_P_CMD_FBSCP) ? " FBSCP":"", + (ch->chscaps & AHCI_P_DEVSLP_DSP) ? " DSP":""); } /* Create the device queue for our SIM. */ devq = cam_simq_alloc(ch->numslots); Modified: head/sys/dev/ahci/ahci.h ============================================================================== --- head/sys/dev/ahci/ahci.h Fri Nov 15 15:08:58 2013 (r258172) +++ head/sys/dev/ahci/ahci.h Fri Nov 15 15:14:07 2013 (r258173) @@ -137,6 +137,7 @@ #define ATA_SC_IPM_NONE 0x00000000 #define ATA_SC_IPM_DIS_PARTIAL 0x00000100 #define ATA_SC_IPM_DIS_SLUMBER 0x00000200 +#define ATA_SC_IPM_DIS_DEVSLEEP 0x00000400 #define ATA_SACTIVE 16 @@ -286,6 +287,17 @@ #define AHCI_P_FBS_ADO_SHIFT 12 #define AHCI_P_FBS_DWE 0x000f0000 #define AHCI_P_FBS_DWE_SHIFT 16 +#define AHCI_P_DEVSLP 0x44 +#define AHCI_P_DEVSLP_ADSE 0x00000001 +#define AHCI_P_DEVSLP_DSP 0x00000002 +#define AHCI_P_DEVSLP_DETO 0x000003fc +#define AHCI_P_DEVSLP_DETO_SHIFT 2 +#define AHCI_P_DEVSLP_MDAT 0x00007c00 +#define AHCI_P_DEVSLP_MDAT_SHIFT 10 +#define AHCI_P_DEVSLP_DITO 0x01ff8000 +#define AHCI_P_DEVSLP_DITO_SHIFT 15 +#define AHCI_P_DEVSLP_DM 0x0e000000 +#define AHCI_P_DEVSLP_DM_SHIFT 25 /* Just to be sure, if building as module. */ #if MAXPHYS < 512 * 1024 @@ -402,6 +414,7 @@ struct ahci_channel { uint32_t caps; /* Controller capabilities */ uint32_t caps2; /* Controller capabilities */ uint32_t chcaps; /* Channel capabilities */ + uint32_t chscaps; /* Channel sleep capabilities */ int quirks; int numslots; /* Number of present slots */ int pm_level; /* power management level */
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