diff --git a/sys/dev/isp/isp.c b/sys/dev/isp/isp.c
index a2c6e12d37c..17163c3c4cb 100644
--- a/sys/dev/isp/isp.c
+++ b/sys/dev/isp/isp.c
@@ -179,6 +179,9 @@ isp_reset(ispsoftc_t *isp, int do_load_defaults)
 	case ISP_HA_FC_2700:
 		btype = "2700";
 		break;
+	case ISP_HA_FC_2800:
+		btype = "2800";
+		break;
 	default:
 		break;
 	}
@@ -710,8 +713,11 @@ isp_init(ispsoftc_t *isp)
 	icbp->icb_version = ICB_VERSION1;
 	icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
 	if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
-		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
 		icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
+		if (IS_28XX(isp))
+			icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN_28XX;
+
+		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM - using %d", DEFAULT_FRAMESIZE(isp), icbp->icb_maxfrmlen);
 	}
 
 	if (!IS_26XX(isp))
@@ -822,12 +828,16 @@ isp_init(ispsoftc_t *isp)
 	} else if (isp->isp_confopts & ISP_CFG_32GB) {
 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_32GB;
+	} else if (isp->isp_confopts & ISP_CFG_64GB) {
+		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
+		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_64GB;
 	} else {
 		switch (icbp->icb_fwoptions3 & ICB2400_OPT3_RATE_MASK) {
 		case ICB2400_OPT3_RATE_4GB:
 		case ICB2400_OPT3_RATE_8GB:
 		case ICB2400_OPT3_RATE_16GB:
 		case ICB2400_OPT3_RATE_32GB:
+		case ICB2400_OPT3_RATE_64GB:
 		case ICB2400_OPT3_RATE_AUTO:
 			break;
 		case ICB2400_OPT3_RATE_2GB:
@@ -1537,6 +1547,8 @@ not_on_fabric:
 	if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
 		if (mbs.param[1] == MBGSD_10GB)
 			fcp->isp_gbspeed = 10;
+		else if (mbs.param[1] == MBGSD_64GB)
+			fcp->isp_gbspeed = 64;
 		else if (mbs.param[1] == MBGSD_32GB)
 			fcp->isp_gbspeed = 32;
 		else if (mbs.param[1] == MBGSD_16GB)
diff --git a/sys/dev/isp/isp_pci.c b/sys/dev/isp/isp_pci.c
index 7bed6ad16cc..236fcfb9774 100644
--- a/sys/dev/isp/isp_pci.c
+++ b/sys/dev/isp/isp_pci.c
@@ -99,6 +99,16 @@ static struct ispmdvec mdvec_2700 = {
 	NULL
 };
 
+static struct ispmdvec mdvec_2800 = {
+	isp_pci_run_isr_2400,
+	isp_pci_rd_reg_2600,
+	isp_pci_wr_reg_2600,
+	isp_pci_mbxdma,
+	isp_send_cmd,
+	isp_pci_irqsetup,
+	NULL
+};
+
 #ifndef	PCIM_CMD_INVEN
 #define	PCIM_CMD_INVEN			0x10
 #endif
@@ -143,6 +153,8 @@ static struct ispmdvec mdvec_2700 = {
 #define	PCI_PRODUCT_QLOGIC_ISP2692	0x2b61
 #define	PCI_PRODUCT_QLOGIC_ISP2714	0x2071
 #define	PCI_PRODUCT_QLOGIC_ISP2722	0x2261
+#define	PCI_PRODUCT_QLOGIC_ISP2812	0x2281
+#define	PCI_PRODUCT_QLOGIC_ISP2814	0x2081
 
 #define	PCI_QLOGIC_ISP2422	\
 	((PCI_PRODUCT_QLOGIC_ISP2422 << 16) | PCI_VENDOR_QLOGIC)
@@ -164,6 +176,10 @@ static struct ispmdvec mdvec_2700 = {
 	((PCI_PRODUCT_QLOGIC_ISP2714 << 16) | PCI_VENDOR_QLOGIC)
 #define	PCI_QLOGIC_ISP2722	\
 	((PCI_PRODUCT_QLOGIC_ISP2722 << 16) | PCI_VENDOR_QLOGIC)
+#define	PCI_QLOGIC_ISP2812	\
+	((PCI_PRODUCT_QLOGIC_ISP2812 << 16) | PCI_VENDOR_QLOGIC)
+#define	PCI_QLOGIC_ISP2814	\
+	((PCI_PRODUCT_QLOGIC_ISP2814 << 16) | PCI_VENDOR_QLOGIC)
 
 #define	PCI_DFLT_LTNCY	0x40
 #define	PCI_DFLT_LNSZ	0x10
@@ -245,6 +261,12 @@ isp_pci_probe(device_t dev)
 	case PCI_QLOGIC_ISP2722:
 		device_set_desc(dev, "Qlogic ISP 2722 PCI FC Adapter");
 		break;
+	case PCI_QLOGIC_ISP2812:
+		device_set_desc(dev, "Qlogic ISP 2812 PCI FC Adapter");
+		break;
+	case PCI_QLOGIC_ISP2814:
+		device_set_desc(dev, "Qlogic ISP 2814 PCI FC Adapter");
+		break;
 	default:
 		return (ENXIO);
 	}
@@ -493,6 +515,12 @@ isp_pci_attach(device_t dev)
 		isp->isp_mdvec = &mdvec_2700;
 		isp->isp_type = ISP_HA_FC_2700;
 		break;
+	case PCI_QLOGIC_ISP2812:
+	case PCI_QLOGIC_ISP2814:
+		did = 0x2800;
+		isp->isp_mdvec = &mdvec_2800;
+		isp->isp_type = ISP_HA_FC_2800;
+		break;
 	default:
 		device_printf(dev, "unknown device type\n");
 		goto bad;
diff --git a/sys/dev/isp/ispmbox.h b/sys/dev/isp/ispmbox.h
index 3d0cbcffaa6..1e229f5c465 100644
--- a/sys/dev/isp/ispmbox.h
+++ b/sys/dev/isp/ispmbox.h
@@ -179,6 +179,7 @@
 #define		MBGSD_8GB	0x04		/* 25XX only */
 #define		MBGSD_16GB	0x05		/* 26XX only */
 #define		MBGSD_32GB	0x06		/* 27XX only */
+#define		MBGSD_64GB	0x07		/* 28XX only */
 #define		MBGSD_10GB	0x13		/* 26XX only */
 #define	MBOX_SEND_RNFT			0x005e
 #define	MBOX_INIT_FIRMWARE		0x0060
@@ -647,6 +648,7 @@ typedef struct {
 #define	ICB2400_OPT3_RATE_8GB		0x00008000
 #define	ICB2400_OPT3_RATE_16GB		0x0000A000
 #define	ICB2400_OPT3_RATE_32GB		0x0000C000
+#define	ICB2400_OPT3_RATE_64GB		0x0000E000
 #define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
 #define	ICB2400_OPT3_NO_N2N_LOGI	0x00000100
 #define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
@@ -661,6 +663,7 @@ typedef struct {
 #define	ICB_MIN_FRMLEN		256
 #define	ICB_MAX_FRMLEN		2112
 #define	ICB_DFLT_FRMLEN		1024
+#define	ICB_DFLT_FRMLEN_28XX	2048
 #define	ICB_DFLT_RDELAY		5
 #define	ICB_DFLT_RCOUNT		3
 
diff --git a/sys/dev/isp/ispvar.h b/sys/dev/isp/ispvar.h
index 66faf939a1d..c597e715fa1 100644
--- a/sys/dev/isp/ispvar.h
+++ b/sys/dev/isp/ispvar.h
@@ -539,6 +539,7 @@ struct ispsoftc {
 #define	ISP_CFG_8GB		0x4000	/* force 8Gb connection (25XX only) */
 #define	ISP_CFG_16GB		0x8000	/* force 16Gb connection (26XX only) */
 #define	ISP_CFG_32GB		0x10000	/* force 32Gb connection (27XX only) */
+#define	ISP_CFG_64GB		0x20000	/* force 64Gb connection (28XX only) */
 
 /*
  * For each channel, the outer layers should know what role that channel
@@ -607,10 +608,12 @@ struct ispsoftc {
 #define	ISP_HA_FC_2500		0x05
 #define	ISP_HA_FC_2600		0x06
 #define	ISP_HA_FC_2700		0x07
+#define	ISP_HA_FC_2800		0x08
 
 #define	IS_25XX(isp)	((isp)->isp_type >= ISP_HA_FC_2500)
 #define	IS_26XX(isp)	((isp)->isp_type >= ISP_HA_FC_2600)
 #define	IS_27XX(isp)	((isp)->isp_type >= ISP_HA_FC_2700)
+#define	IS_28XX(isp)	((isp)->isp_type >= ISP_HA_FC_2800)
 
 /*
  * DMA related macros