[jme] Add JMicron Ethernet driver

A new driver for JMicron Ethernet controller.

Reviewed-by: Joshua Oreman <oremanj@rwcr.net>
Reviewed-by: Michael Brown <mbrown@fensystems.co.uk>
Reviewed-by: Marty Connor <mdc@etherboot.org>
Signed-off-by: Guo-Fu Tseng <cooldavid@cooldavid.org>
Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>

src/drivers/net/jme.h

@@ -0,0 +1,914 @@
+/*
+ * JMicron JMC2x0 series PCIe Ethernet gPXE Device Driver
+ *
+ * Copyright 2010 Guo-Fu Tseng <cooldavid@cooldavid.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#ifndef __JME_H_INCLUDED__
+#define __JME_H_INCLUDED__
+
+#define PCI_VENDOR_ID_JMICRON		0x197b
+#define PCI_DEVICE_ID_JMICRON_JMC250	0x0250
+#define PCI_DEVICE_ID_JMICRON_JMC260	0x0260
+
+/*
+ * Extra PCI Configuration space interface
+ */
+#define PCI_DCSR_MRRS		0x59
+#define PCI_DCSR_MRRS_MASK	0x70
+
+enum pci_dcsr_mrrs_vals {
+	MRRS_128B	= 0x00,
+	MRRS_256B	= 0x10,
+	MRRS_512B	= 0x20,
+	MRRS_1024B	= 0x30,
+	MRRS_2048B	= 0x40,
+	MRRS_4096B	= 0x50,
+};
+
+/*
+ * TX/RX Descriptors
+ *
+ * TX/RX Ring DESC Count Must be multiple of 16 and <= 1024
+ */
+#define RING_DESC_ALIGN		16	/* Descriptor alignment */
+#define TX_DESC_SIZE		16
+
+struct txdesc {
+	union {
+		uint8_t		all[16];
+		uint32_t	dw[4];
+		struct {
+			/* DW0 */
+			uint16_t	vlan;
+			uint8_t		rsv1;
+			uint8_t		flags;
+
+			/* DW1 */
+			uint16_t	datalen;
+			uint16_t	mss;
+
+			/* DW2 */
+			uint16_t	pktsize;
+			uint16_t	rsv2;
+
+			/* DW3 */
+			uint32_t	bufaddr;
+		} desc1;
+		struct {
+			/* DW0 */
+			uint16_t	rsv1;
+			uint8_t		rsv2;
+			uint8_t		flags;
+
+			/* DW1 */
+			uint16_t	datalen;
+			uint16_t	rsv3;
+
+			/* DW2 */
+			uint32_t	bufaddrh;
+
+			/* DW3 */
+			uint32_t	bufaddrl;
+		} desc2;
+		struct {
+			/* DW0 */
+			uint8_t		ehdrsz;
+			uint8_t		rsv1;
+			uint8_t		rsv2;
+			uint8_t		flags;
+
+			/* DW1 */
+			uint16_t	trycnt;
+			uint16_t	segcnt;
+
+			/* DW2 */
+			uint16_t	pktsz;
+			uint16_t	rsv3;
+
+			/* DW3 */
+			uint32_t	bufaddrl;
+		} descwb;
+	};
+};
+
+enum jme_txdesc_flags_bits {
+	TXFLAG_OWN	= 0x80,
+	TXFLAG_INT	= 0x40,
+	TXFLAG_64BIT	= 0x20,
+	TXFLAG_TCPCS	= 0x10,
+	TXFLAG_UDPCS	= 0x08,
+	TXFLAG_IPCS	= 0x04,
+	TXFLAG_LSEN	= 0x02,
+	TXFLAG_TAGON	= 0x01,
+};
+
+#define TXDESC_MSS_SHIFT	2
+enum jme_txwbdesc_flags_bits {
+	TXWBFLAG_OWN	= 0x80,
+	TXWBFLAG_INT	= 0x40,
+	TXWBFLAG_TMOUT	= 0x20,
+	TXWBFLAG_TRYOUT	= 0x10,
+	TXWBFLAG_COL	= 0x08,
+
+	TXWBFLAG_ALLERR	= TXWBFLAG_TMOUT |
+			  TXWBFLAG_TRYOUT |
+			  TXWBFLAG_COL,
+};
+
+#define RX_DESC_SIZE		16
+#define RX_BUF_DMA_ALIGN	8
+#define RX_PREPAD_SIZE		10
+#define ETH_CRC_LEN		2
+#define RX_VLANHDR_LEN		2
+#define RX_EXTRA_LEN		(ETH_HLEN + \
+				ETH_CRC_LEN + \
+				RX_VLANHDR_LEN + \
+				RX_BUF_DMA_ALIGN)
+#define FIXED_MTU		1500
+#define RX_ALLOC_LEN		(FIXED_MTU + RX_EXTRA_LEN)
+
+struct rxdesc {
+	union {
+		uint8_t		all[16];
+		uint32_t	dw[4];
+		struct {
+			/* DW0 */
+			uint16_t	rsv2;
+			uint8_t		rsv1;
+			uint8_t		flags;
+
+			/* DW1 */
+			uint16_t	datalen;
+			uint16_t	wbcpl;
+
+			/* DW2 */
+			uint32_t	bufaddrh;
+
+			/* DW3 */
+			uint32_t	bufaddrl;
+		} desc1;
+		struct {
+			/* DW0 */
+			uint16_t	vlan;
+			uint16_t	flags;
+
+			/* DW1 */
+			uint16_t	framesize;
+			uint8_t		errstat;
+			uint8_t		desccnt;
+
+			/* DW2 */
+			uint32_t	rsshash;
+
+			/* DW3 */
+			uint8_t		hashfun;
+			uint8_t		hashtype;
+			uint16_t	resrv;
+		} descwb;
+	};
+};
+
+enum jme_rxdesc_flags_bits {
+	RXFLAG_OWN	= 0x80,
+	RXFLAG_INT	= 0x40,
+	RXFLAG_64BIT	= 0x20,
+};
+
+enum jme_rxwbdesc_flags_bits {
+	RXWBFLAG_OWN		= 0x8000,
+	RXWBFLAG_INT		= 0x4000,
+	RXWBFLAG_MF		= 0x2000,
+	RXWBFLAG_64BIT		= 0x2000,
+	RXWBFLAG_TCPON		= 0x1000,
+	RXWBFLAG_UDPON		= 0x0800,
+	RXWBFLAG_IPCS		= 0x0400,
+	RXWBFLAG_TCPCS		= 0x0200,
+	RXWBFLAG_UDPCS		= 0x0100,
+	RXWBFLAG_TAGON		= 0x0080,
+	RXWBFLAG_IPV4		= 0x0040,
+	RXWBFLAG_IPV6		= 0x0020,
+	RXWBFLAG_PAUSE		= 0x0010,
+	RXWBFLAG_MAGIC		= 0x0008,
+	RXWBFLAG_WAKEUP		= 0x0004,
+	RXWBFLAG_DEST		= 0x0003,
+	RXWBFLAG_DEST_UNI	= 0x0001,
+	RXWBFLAG_DEST_MUL	= 0x0002,
+	RXWBFLAG_DEST_BRO	= 0x0003,
+};
+
+enum jme_rxwbdesc_desccnt_mask {
+	RXWBDCNT_WBCPL	= 0x80,
+	RXWBDCNT_DCNT	= 0x7F,
+};
+
+enum jme_rxwbdesc_errstat_bits {
+	RXWBERR_LIMIT	= 0x80,
+	RXWBERR_MIIER	= 0x40,
+	RXWBERR_NIBON	= 0x20,
+	RXWBERR_COLON	= 0x10,
+	RXWBERR_ABORT	= 0x08,
+	RXWBERR_SHORT	= 0x04,
+	RXWBERR_OVERUN	= 0x02,
+	RXWBERR_CRCERR	= 0x01,
+	RXWBERR_ALLERR	= 0xFF,
+};
+
+/*
+ * The structure holding buffer information and ring descriptors all together.
+ */
+struct jme_ring {
+	void *desc;		/* pointer to ring memory  */
+	unsigned long dma;	/* phys address for ring dma */
+
+	/* Buffer information corresponding to each descriptor */
+	struct io_buffer **bufinf;
+
+	int next_to_clean;
+	int next_to_fill;
+	int next_to_use;
+	int nr_free;
+};
+
+/*
+ * Jmac Adapter Private data
+ */
+struct jme_adapter {
+	void			*regs;
+	struct mii_if_info	mii_if;
+	struct pci_device	*pdev;
+	unsigned int		fpgaver;
+	unsigned int		chiprev;
+	uint32_t		reg_ghc;
+	uint32_t		reg_txcs;
+	uint32_t		reg_rxcs;
+	uint32_t		reg_rxmcs;
+	uint32_t		phylink;
+	struct jme_ring		rxring;
+	uint32_t		rx_ring_size;
+	uint32_t		rx_ring_mask;
+	struct jme_ring		txring;
+	uint32_t		tx_ring_size;
+	uint32_t		tx_ring_mask;
+};
+
+/*
+ * I/O Resters
+ */
+enum jme_iomap_regs_value {
+	JME_REGS_SIZE	= 0x1000,
+};
+
+enum jme_iomap_offsets {
+	JME_MAC		= 0x0000,
+	JME_PHY		= 0x0400,
+	JME_MISC	= 0x0800,
+	JME_RSS		= 0x0C00,
+};
+
+enum jme_iomap_lens {
+	JME_MAC_LEN	= 0x80,
+	JME_PHY_LEN	= 0x58,
+	JME_MISC_LEN	= 0x98,
+	JME_RSS_LEN	= 0xFF,
+};
+
+enum jme_iomap_regs {
+	JME_TXCS	= JME_MAC | 0x00, /* Transmit Control and Status */
+	JME_TXDBA_LO	= JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */
+	JME_TXDBA_HI	= JME_MAC | 0x08, /* Transmit Queue Desc Base Addr */
+	JME_TXQDC	= JME_MAC | 0x0C, /* Transmit Queue Desc Count */
+	JME_TXNDA	= JME_MAC | 0x10, /* Transmit Queue Next Desc Addr */
+	JME_TXMCS	= JME_MAC | 0x14, /* Transmit MAC Control Status */
+	JME_TXPFC	= JME_MAC | 0x18, /* Transmit Pause Frame Control */
+	JME_TXTRHD	= JME_MAC | 0x1C, /* Transmit Timer/Retry@Half-Dup */
+
+	JME_RXCS	= JME_MAC | 0x20, /* Receive Control and Status */
+	JME_RXDBA_LO	= JME_MAC | 0x24, /* Receive Queue Desc Base Addr */
+	JME_RXDBA_HI	= JME_MAC | 0x28, /* Receive Queue Desc Base Addr */
+	JME_RXQDC	= JME_MAC | 0x2C, /* Receive Queue Desc Count */
+	JME_RXNDA	= JME_MAC | 0x30, /* Receive Queue Next Desc Addr */
+	JME_RXMCS	= JME_MAC | 0x34, /* Receive MAC Control Status */
+	JME_RXUMA_LO	= JME_MAC | 0x38, /* Receive Unicast MAC Address */
+	JME_RXUMA_HI	= JME_MAC | 0x3C, /* Receive Unicast MAC Address */
+	JME_RXMCHT_LO	= JME_MAC | 0x40, /* Recv Multicast Addr HashTable */
+	JME_RXMCHT_HI	= JME_MAC | 0x44, /* Recv Multicast Addr HashTable */
+	JME_WFODP	= JME_MAC | 0x48, /* Wakeup Frame Output Data Port */
+	JME_WFOI	= JME_MAC | 0x4C, /* Wakeup Frame Output Interface */
+
+	JME_SMI		= JME_MAC | 0x50, /* Station Management Interface */
+	JME_GHC		= JME_MAC | 0x54, /* Global Host Control */
+	JME_PMCS	= JME_MAC | 0x60, /* Power Management Control/Stat */
+
+
+	JME_PHY_CS	= JME_PHY | 0x28, /* PHY Ctrl and Status Register */
+	JME_PHY_LINK	= JME_PHY | 0x30, /* PHY Link Status Register */
+	JME_SMBCSR	= JME_PHY | 0x40, /* SMB Control and Status */
+	JME_SMBINTF	= JME_PHY | 0x44, /* SMB Interface */
+
+
+	JME_TMCSR	= JME_MISC | 0x00, /* Timer Control/Status Register */
+	JME_GPREG0	= JME_MISC | 0x08, /* General purpose REG-0 */
+	JME_GPREG1	= JME_MISC | 0x0C, /* General purpose REG-1 */
+	JME_IEVE	= JME_MISC | 0x20, /* Interrupt Event Status */
+	JME_IREQ	= JME_MISC | 0x24, /* Intr Req Status(For Debug) */
+	JME_IENS	= JME_MISC | 0x28, /* Intr Enable - Setting Port */
+	JME_IENC	= JME_MISC | 0x2C, /* Interrupt Enable - Clear Port */
+	JME_PCCRX0	= JME_MISC | 0x30, /* PCC Control for RX Queue 0 */
+	JME_PCCTX	= JME_MISC | 0x40, /* PCC Control for TX Queues */
+	JME_CHIPMODE	= JME_MISC | 0x44, /* Identify FPGA Version */
+	JME_SHBA_HI	= JME_MISC | 0x48, /* Shadow Register Base HI */
+	JME_SHBA_LO	= JME_MISC | 0x4C, /* Shadow Register Base LO */
+	JME_TIMER1	= JME_MISC | 0x70, /* Timer1 */
+	JME_TIMER2	= JME_MISC | 0x74, /* Timer2 */
+	JME_APMC	= JME_MISC | 0x7C, /* Aggressive Power Mode Control */
+	JME_PCCSRX0	= JME_MISC | 0x80, /* PCC Status of RX0 */
+};
+
+/*
+ * TX Control/Status Bits
+ */
+enum jme_txcs_bits {
+	TXCS_QUEUE7S	= 0x00008000,
+	TXCS_QUEUE6S	= 0x00004000,
+	TXCS_QUEUE5S	= 0x00002000,
+	TXCS_QUEUE4S	= 0x00001000,
+	TXCS_QUEUE3S	= 0x00000800,
+	TXCS_QUEUE2S	= 0x00000400,
+	TXCS_QUEUE1S	= 0x00000200,
+	TXCS_QUEUE0S	= 0x00000100,
+	TXCS_FIFOTH	= 0x000000C0,
+	TXCS_DMASIZE	= 0x00000030,
+	TXCS_BURST	= 0x00000004,
+	TXCS_ENABLE	= 0x00000001,
+};
+
+enum jme_txcs_value {
+	TXCS_FIFOTH_16QW	= 0x000000C0,
+	TXCS_FIFOTH_12QW	= 0x00000080,
+	TXCS_FIFOTH_8QW		= 0x00000040,
+	TXCS_FIFOTH_4QW		= 0x00000000,
+
+	TXCS_DMASIZE_64B	= 0x00000000,
+	TXCS_DMASIZE_128B	= 0x00000010,
+	TXCS_DMASIZE_256B	= 0x00000020,
+	TXCS_DMASIZE_512B	= 0x00000030,
+
+	TXCS_SELECT_QUEUE0	= 0x00000000,
+	TXCS_SELECT_QUEUE1	= 0x00010000,
+	TXCS_SELECT_QUEUE2	= 0x00020000,
+	TXCS_SELECT_QUEUE3	= 0x00030000,
+	TXCS_SELECT_QUEUE4	= 0x00040000,
+	TXCS_SELECT_QUEUE5	= 0x00050000,
+	TXCS_SELECT_QUEUE6	= 0x00060000,
+	TXCS_SELECT_QUEUE7	= 0x00070000,
+
+	TXCS_DEFAULT		= TXCS_FIFOTH_4QW |
+				  TXCS_BURST,
+};
+
+#define JME_TX_DISABLE_TIMEOUT 10 /* 10 msec */
+
+/*
+ * TX MAC Control/Status Bits
+ */
+enum jme_txmcs_bit_masks {
+	TXMCS_IFG2		= 0xC0000000,
+	TXMCS_IFG1		= 0x30000000,
+	TXMCS_TTHOLD		= 0x00000300,
+	TXMCS_FBURST		= 0x00000080,
+	TXMCS_CARRIEREXT	= 0x00000040,
+	TXMCS_DEFER		= 0x00000020,
+	TXMCS_BACKOFF		= 0x00000010,
+	TXMCS_CARRIERSENSE	= 0x00000008,
+	TXMCS_COLLISION		= 0x00000004,
+	TXMCS_CRC		= 0x00000002,
+	TXMCS_PADDING		= 0x00000001,
+};
+
+enum jme_txmcs_values {
+	TXMCS_IFG2_6_4		= 0x00000000,
+	TXMCS_IFG2_8_5		= 0x40000000,
+	TXMCS_IFG2_10_6		= 0x80000000,
+	TXMCS_IFG2_12_7		= 0xC0000000,
+
+	TXMCS_IFG1_8_4		= 0x00000000,
+	TXMCS_IFG1_12_6		= 0x10000000,
+	TXMCS_IFG1_16_8		= 0x20000000,
+	TXMCS_IFG1_20_10	= 0x30000000,
+
+	TXMCS_TTHOLD_1_8	= 0x00000000,
+	TXMCS_TTHOLD_1_4	= 0x00000100,
+	TXMCS_TTHOLD_1_2	= 0x00000200,
+	TXMCS_TTHOLD_FULL	= 0x00000300,
+
+	TXMCS_DEFAULT		= TXMCS_IFG2_8_5 |
+				  TXMCS_IFG1_16_8 |
+				  TXMCS_TTHOLD_FULL |
+				  TXMCS_DEFER |
+				  TXMCS_CRC |
+				  TXMCS_PADDING,
+};
+
+enum jme_txpfc_bits_masks {
+	TXPFC_VLAN_TAG		= 0xFFFF0000,
+	TXPFC_VLAN_EN		= 0x00008000,
+	TXPFC_PF_EN		= 0x00000001,
+};
+
+enum jme_txtrhd_bits_masks {
+	TXTRHD_TXPEN		= 0x80000000,
+	TXTRHD_TXP		= 0x7FFFFF00,
+	TXTRHD_TXREN		= 0x00000080,
+	TXTRHD_TXRL		= 0x0000007F,
+};
+
+enum jme_txtrhd_shifts {
+	TXTRHD_TXP_SHIFT	= 8,
+	TXTRHD_TXRL_SHIFT	= 0,
+};
+
+/*
+ * RX Control/Status Bits
+ */
+enum jme_rxcs_bit_masks {
+	/* FIFO full threshold for transmitting Tx Pause Packet */
+	RXCS_FIFOTHTP	= 0x30000000,
+	/* FIFO threshold for processing next packet */
+	RXCS_FIFOTHNP	= 0x0C000000,
+	RXCS_DMAREQSZ	= 0x03000000, /* DMA Request Size */
+	RXCS_QUEUESEL	= 0x00030000, /* Queue selection */
+	RXCS_RETRYGAP	= 0x0000F000, /* RX Desc full retry gap */
+	RXCS_RETRYCNT	= 0x00000F00, /* RX Desc full retry counter */
+	RXCS_WAKEUP	= 0x00000040, /* Enable receive wakeup packet */
+	RXCS_MAGIC	= 0x00000020, /* Enable receive magic packet */
+	RXCS_SHORT	= 0x00000010, /* Enable receive short packet */
+	RXCS_ABORT	= 0x00000008, /* Enable receive errorr packet */
+	RXCS_QST	= 0x00000004, /* Receive queue start */
+	RXCS_SUSPEND	= 0x00000002,
+	RXCS_ENABLE	= 0x00000001,
+};
+
+enum jme_rxcs_values {
+	RXCS_FIFOTHTP_16T	= 0x00000000,
+	RXCS_FIFOTHTP_32T	= 0x10000000,
+	RXCS_FIFOTHTP_64T	= 0x20000000,
+	RXCS_FIFOTHTP_128T	= 0x30000000,
+
+	RXCS_FIFOTHNP_16QW	= 0x00000000,
+	RXCS_FIFOTHNP_32QW	= 0x04000000,
+	RXCS_FIFOTHNP_64QW	= 0x08000000,
+	RXCS_FIFOTHNP_128QW	= 0x0C000000,
+
+	RXCS_DMAREQSZ_16B	= 0x00000000,
+	RXCS_DMAREQSZ_32B	= 0x01000000,
+	RXCS_DMAREQSZ_64B	= 0x02000000,
+	RXCS_DMAREQSZ_128B	= 0x03000000,
+
+	RXCS_QUEUESEL_Q0	= 0x00000000,
+	RXCS_QUEUESEL_Q1	= 0x00010000,
+	RXCS_QUEUESEL_Q2	= 0x00020000,
+	RXCS_QUEUESEL_Q3	= 0x00030000,
+
+	RXCS_RETRYGAP_256ns	= 0x00000000,
+	RXCS_RETRYGAP_512ns	= 0x00001000,
+	RXCS_RETRYGAP_1024ns	= 0x00002000,
+	RXCS_RETRYGAP_2048ns	= 0x00003000,
+	RXCS_RETRYGAP_4096ns	= 0x00004000,
+	RXCS_RETRYGAP_8192ns	= 0x00005000,
+	RXCS_RETRYGAP_16384ns	= 0x00006000,
+	RXCS_RETRYGAP_32768ns	= 0x00007000,
+
+	RXCS_RETRYCNT_0		= 0x00000000,
+	RXCS_RETRYCNT_4		= 0x00000100,
+	RXCS_RETRYCNT_8		= 0x00000200,
+	RXCS_RETRYCNT_12	= 0x00000300,
+	RXCS_RETRYCNT_16	= 0x00000400,
+	RXCS_RETRYCNT_20	= 0x00000500,
+	RXCS_RETRYCNT_24	= 0x00000600,
+	RXCS_RETRYCNT_28	= 0x00000700,
+	RXCS_RETRYCNT_32	= 0x00000800,
+	RXCS_RETRYCNT_36	= 0x00000900,
+	RXCS_RETRYCNT_40	= 0x00000A00,
+	RXCS_RETRYCNT_44	= 0x00000B00,
+	RXCS_RETRYCNT_48	= 0x00000C00,
+	RXCS_RETRYCNT_52	= 0x00000D00,
+	RXCS_RETRYCNT_56	= 0x00000E00,
+	RXCS_RETRYCNT_60	= 0x00000F00,
+
+	RXCS_DEFAULT		= RXCS_FIFOTHTP_128T |
+				  RXCS_FIFOTHNP_128QW |
+				  RXCS_DMAREQSZ_128B |
+				  RXCS_RETRYGAP_256ns |
+				  RXCS_RETRYCNT_32,
+};
+
+#define JME_RX_DISABLE_TIMEOUT 10 /* 10 msec */
+
+/*
+ * RX MAC Control/Status Bits
+ */
+enum jme_rxmcs_bits {
+	RXMCS_ALLFRAME		= 0x00000800,
+	RXMCS_BRDFRAME		= 0x00000400,
+	RXMCS_MULFRAME		= 0x00000200,
+	RXMCS_UNIFRAME		= 0x00000100,
+	RXMCS_ALLMULFRAME	= 0x00000080,
+	RXMCS_MULFILTERED	= 0x00000040,
+	RXMCS_RXCOLLDEC		= 0x00000020,
+	RXMCS_FLOWCTRL		= 0x00000008,
+	RXMCS_VTAGRM		= 0x00000004,
+	RXMCS_PREPAD		= 0x00000002,
+	RXMCS_CHECKSUM		= 0x00000001,
+
+	RXMCS_DEFAULT		= RXMCS_VTAGRM |
+				  RXMCS_FLOWCTRL |
+				  RXMCS_CHECKSUM,
+};
+
+/*
+ * Wakeup Frame setup interface registers
+ */
+#define WAKEUP_FRAME_NR	8
+#define WAKEUP_FRAME_MASK_DWNR	4
+
+enum jme_wfoi_bit_masks {
+	WFOI_MASK_SEL		= 0x00000070,
+	WFOI_CRC_SEL		= 0x00000008,
+	WFOI_FRAME_SEL		= 0x00000007,
+};
+
+enum jme_wfoi_shifts {
+	WFOI_MASK_SHIFT		= 4,
+};
+
+/*
+ * SMI Related definitions
+ */
+enum jme_smi_bit_mask {
+	SMI_DATA_MASK		= 0xFFFF0000,
+	SMI_REG_ADDR_MASK	= 0x0000F800,
+	SMI_PHY_ADDR_MASK	= 0x000007C0,
+	SMI_OP_WRITE		= 0x00000020,
+	/* Set to 1, after req done it'll be cleared to 0 */
+	SMI_OP_REQ		= 0x00000010,
+	SMI_OP_MDIO		= 0x00000008, /* Software assess In/Out */
+	SMI_OP_MDOE		= 0x00000004, /* Software Output Enable */
+	SMI_OP_MDC		= 0x00000002, /* Software CLK Control */
+	SMI_OP_MDEN		= 0x00000001, /* Software access Enable */
+};
+
+enum jme_smi_bit_shift {
+	SMI_DATA_SHIFT		= 16,
+	SMI_REG_ADDR_SHIFT	= 11,
+	SMI_PHY_ADDR_SHIFT	= 6,
+};
+
+static inline uint32_t smi_reg_addr(int x)
+{
+	return (x << SMI_REG_ADDR_SHIFT) & SMI_REG_ADDR_MASK;
+}
+
+static inline uint32_t smi_phy_addr(int x)
+{
+	return (x << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK;
+}
+
+#define JME_PHY_TIMEOUT 100 /* 100 msec */
+#define JME_PHY_REG_NR 32
+
+/*
+ * Global Host Control
+ */
+enum jme_ghc_bit_mask {
+	GHC_SWRST		= 0x40000000,
+	GHC_DPX			= 0x00000040,
+	GHC_SPEED		= 0x00000030,
+	GHC_LINK_POLL		= 0x00000001,
+};
+
+enum jme_ghc_speed_val {
+	GHC_SPEED_10M		= 0x00000010,
+	GHC_SPEED_100M		= 0x00000020,
+	GHC_SPEED_1000M		= 0x00000030,
+};
+
+enum jme_ghc_to_clk {
+	GHC_TO_CLK_OFF		= 0x00000000,
+	GHC_TO_CLK_GPHY		= 0x00400000,
+	GHC_TO_CLK_PCIE		= 0x00800000,
+	GHC_TO_CLK_INVALID	= 0x00C00000,
+};
+
+enum jme_ghc_txmac_clk {
+	GHC_TXMAC_CLK_OFF	= 0x00000000,
+	GHC_TXMAC_CLK_GPHY	= 0x00100000,
+	GHC_TXMAC_CLK_PCIE	= 0x00200000,
+	GHC_TXMAC_CLK_INVALID	= 0x00300000,
+};
+
+/*
+ * Power management control and status register
+ */
+enum jme_pmcs_bit_masks {
+	PMCS_WF7DET	= 0x80000000,
+	PMCS_WF6DET	= 0x40000000,
+	PMCS_WF5DET	= 0x20000000,
+	PMCS_WF4DET	= 0x10000000,
+	PMCS_WF3DET	= 0x08000000,
+	PMCS_WF2DET	= 0x04000000,
+	PMCS_WF1DET	= 0x02000000,
+	PMCS_WF0DET	= 0x01000000,
+	PMCS_LFDET	= 0x00040000,
+	PMCS_LRDET	= 0x00020000,
+	PMCS_MFDET	= 0x00010000,
+	PMCS_WF7EN	= 0x00008000,
+	PMCS_WF6EN	= 0x00004000,
+	PMCS_WF5EN	= 0x00002000,
+	PMCS_WF4EN	= 0x00001000,
+	PMCS_WF3EN	= 0x00000800,
+	PMCS_WF2EN	= 0x00000400,
+	PMCS_WF1EN	= 0x00000200,
+	PMCS_WF0EN	= 0x00000100,
+	PMCS_LFEN	= 0x00000004,
+	PMCS_LREN	= 0x00000002,
+	PMCS_MFEN	= 0x00000001,
+};
+
+/*
+ * Giga PHY Status Registers
+ */
+enum jme_phy_link_bit_mask {
+	PHY_LINK_SPEED_MASK		= 0x0000C000,
+	PHY_LINK_DUPLEX			= 0x00002000,
+	PHY_LINK_SPEEDDPU_RESOLVED	= 0x00000800,
+	PHY_LINK_UP			= 0x00000400,
+	PHY_LINK_AUTONEG_COMPLETE	= 0x00000200,
+	PHY_LINK_MDI_STAT		= 0x00000040,
+};
+
+enum jme_phy_link_speed_val {
+	PHY_LINK_SPEED_10M		= 0x00000000,
+	PHY_LINK_SPEED_100M		= 0x00004000,
+	PHY_LINK_SPEED_1000M		= 0x00008000,
+};
+
+#define JME_SPDRSV_TIMEOUT	500	/* 500 us */
+
+/*
+ * SMB Control and Status
+ */
+enum jme_smbcsr_bit_mask {
+	SMBCSR_CNACK	= 0x00020000,
+	SMBCSR_RELOAD	= 0x00010000,
+	SMBCSR_EEPROMD	= 0x00000020,
+	SMBCSR_INITDONE	= 0x00000010,
+	SMBCSR_BUSY	= 0x0000000F,
+};
+
+enum jme_smbintf_bit_mask {
+	SMBINTF_HWDATR	= 0xFF000000,
+	SMBINTF_HWDATW	= 0x00FF0000,
+	SMBINTF_HWADDR	= 0x0000FF00,
+	SMBINTF_HWRWN	= 0x00000020,
+	SMBINTF_HWCMD	= 0x00000010,
+	SMBINTF_FASTM	= 0x00000008,
+	SMBINTF_GPIOSCL	= 0x00000004,
+	SMBINTF_GPIOSDA	= 0x00000002,
+	SMBINTF_GPIOEN	= 0x00000001,
+};
+
+enum jme_smbintf_vals {
+	SMBINTF_HWRWN_READ	= 0x00000020,
+	SMBINTF_HWRWN_WRITE	= 0x00000000,
+};
+
+enum jme_smbintf_shifts {
+	SMBINTF_HWDATR_SHIFT	= 24,
+	SMBINTF_HWDATW_SHIFT	= 16,
+	SMBINTF_HWADDR_SHIFT	= 8,
+};
+
+#define JME_EEPROM_RELOAD_TIMEOUT 2000 /* 2000 msec */
+#define JME_SMB_BUSY_TIMEOUT 20 /* 20 msec */
+#define JME_SMB_LEN 256
+#define JME_EEPROM_MAGIC 0x250
+
+/*
+ * Timer Control/Status Register
+ */
+enum jme_tmcsr_bit_masks {
+	TMCSR_SWIT	= 0x80000000,
+	TMCSR_EN	= 0x01000000,
+	TMCSR_CNT	= 0x00FFFFFF,
+};
+
+/*
+ * General Purpose REG-0
+ */
+enum jme_gpreg0_masks {
+	GPREG0_DISSH		= 0xFF000000,
+	GPREG0_PCIRLMT		= 0x00300000,
+	GPREG0_PCCNOMUTCLR	= 0x00040000,
+	GPREG0_LNKINTPOLL	= 0x00001000,
+	GPREG0_PCCTMR		= 0x00000300,
+	GPREG0_PHYADDR		= 0x0000001F,
+};
+
+enum jme_gpreg0_vals {
+	GPREG0_DISSH_DW7	= 0x80000000,
+	GPREG0_DISSH_DW6	= 0x40000000,
+	GPREG0_DISSH_DW5	= 0x20000000,
+	GPREG0_DISSH_DW4	= 0x10000000,
+	GPREG0_DISSH_DW3	= 0x08000000,
+	GPREG0_DISSH_DW2	= 0x04000000,
+	GPREG0_DISSH_DW1	= 0x02000000,
+	GPREG0_DISSH_DW0	= 0x01000000,
+	GPREG0_DISSH_ALL	= 0xFF000000,
+
+	GPREG0_PCIRLMT_8	= 0x00000000,
+	GPREG0_PCIRLMT_6	= 0x00100000,
+	GPREG0_PCIRLMT_5	= 0x00200000,
+	GPREG0_PCIRLMT_4	= 0x00300000,
+
+	GPREG0_PCCTMR_16ns	= 0x00000000,
+	GPREG0_PCCTMR_256ns	= 0x00000100,
+	GPREG0_PCCTMR_1us	= 0x00000200,
+	GPREG0_PCCTMR_1ms	= 0x00000300,
+
+	GPREG0_PHYADDR_1	= 0x00000001,
+
+	GPREG0_DEFAULT		= GPREG0_DISSH_ALL |
+				  GPREG0_PCIRLMT_4 |
+				  GPREG0_PCCTMR_1us |
+				  GPREG0_PHYADDR_1,
+};
+
+/*
+ * General Purpose REG-1
+ * Note: All theses bits defined here are for
+ *       Chip mode revision 0x11 only
+ */
+enum jme_gpreg1_masks {
+	GPREG1_INTRDELAYUNIT	= 0x00000018,
+	GPREG1_INTRDELAYENABLE	= 0x00000007,
+};
+
+enum jme_gpreg1_vals {
+	GPREG1_RSSPATCH		= 0x00000040,
+	GPREG1_HALFMODEPATCH	= 0x00000020,
+
+	GPREG1_INTDLYUNIT_16NS	= 0x00000000,
+	GPREG1_INTDLYUNIT_256NS	= 0x00000008,
+	GPREG1_INTDLYUNIT_1US	= 0x00000010,
+	GPREG1_INTDLYUNIT_16US	= 0x00000018,
+
+	GPREG1_INTDLYEN_1U	= 0x00000001,
+	GPREG1_INTDLYEN_2U	= 0x00000002,
+	GPREG1_INTDLYEN_3U	= 0x00000003,
+	GPREG1_INTDLYEN_4U	= 0x00000004,
+	GPREG1_INTDLYEN_5U	= 0x00000005,
+	GPREG1_INTDLYEN_6U	= 0x00000006,
+	GPREG1_INTDLYEN_7U	= 0x00000007,
+
+	GPREG1_DEFAULT		= 0x00000000,
+};
+
+/*
+ * Interrupt Status Bits
+ */
+enum jme_interrupt_bits {
+	INTR_SWINTR	= 0x80000000,
+	INTR_TMINTR	= 0x40000000,
+	INTR_LINKCH	= 0x20000000,
+	INTR_PAUSERCV	= 0x10000000,
+	INTR_MAGICRCV	= 0x08000000,
+	INTR_WAKERCV	= 0x04000000,
+	INTR_PCCRX0TO	= 0x02000000,
+	INTR_PCCRX1TO	= 0x01000000,
+	INTR_PCCRX2TO	= 0x00800000,
+	INTR_PCCRX3TO	= 0x00400000,
+	INTR_PCCTXTO	= 0x00200000,
+	INTR_PCCRX0	= 0x00100000,
+	INTR_PCCRX1	= 0x00080000,
+	INTR_PCCRX2	= 0x00040000,
+	INTR_PCCRX3	= 0x00020000,
+	INTR_PCCTX	= 0x00010000,
+	INTR_RX3EMP	= 0x00008000,
+	INTR_RX2EMP	= 0x00004000,
+	INTR_RX1EMP	= 0x00002000,
+	INTR_RX0EMP	= 0x00001000,
+	INTR_RX3	= 0x00000800,
+	INTR_RX2	= 0x00000400,
+	INTR_RX1	= 0x00000200,
+	INTR_RX0	= 0x00000100,
+	INTR_TX7	= 0x00000080,
+	INTR_TX6	= 0x00000040,
+	INTR_TX5	= 0x00000020,
+	INTR_TX4	= 0x00000010,
+	INTR_TX3	= 0x00000008,
+	INTR_TX2	= 0x00000004,
+	INTR_TX1	= 0x00000002,
+	INTR_TX0	= 0x00000001,
+};
+
+static const uint32_t INTR_ENABLE = INTR_LINKCH |
+				    INTR_RX0EMP |
+				    INTR_RX0 |
+				    INTR_TX0;
+
+/*
+ * PCC Control Registers
+ */
+enum jme_pccrx_masks {
+	PCCRXTO_MASK	= 0xFFFF0000,
+	PCCRX_MASK	= 0x0000FF00,
+};
+
+enum jme_pcctx_masks {
+	PCCTXTO_MASK	= 0xFFFF0000,
+	PCCTX_MASK	= 0x0000FF00,
+	PCCTX_QS_MASK	= 0x000000FF,
+};
+
+enum jme_pccrx_shifts {
+	PCCRXTO_SHIFT	= 16,
+	PCCRX_SHIFT	= 8,
+};
+
+enum jme_pcctx_shifts {
+	PCCTXTO_SHIFT	= 16,
+	PCCTX_SHIFT	= 8,
+};
+
+enum jme_pcctx_bits {
+	PCCTXQ0_EN	= 0x00000001,
+	PCCTXQ1_EN	= 0x00000002,
+	PCCTXQ2_EN	= 0x00000004,
+	PCCTXQ3_EN	= 0x00000008,
+	PCCTXQ4_EN	= 0x00000010,
+	PCCTXQ5_EN	= 0x00000020,
+	PCCTXQ6_EN	= 0x00000040,
+	PCCTXQ7_EN	= 0x00000080,
+};
+
+/*
+ * Chip Mode Register
+ */
+enum jme_chipmode_bit_masks {
+	CM_FPGAVER_MASK		= 0xFFFF0000,
+	CM_CHIPREV_MASK		= 0x0000FF00,
+	CM_CHIPMODE_MASK	= 0x0000000F,
+};
+
+enum jme_chipmode_shifts {
+	CM_FPGAVER_SHIFT	= 16,
+	CM_CHIPREV_SHIFT	= 8,
+};
+
+/*
+ * Workaround
+ */
+static inline int is_buggy250(unsigned short device, unsigned int chiprev)
+{
+	return device == PCI_DEVICE_ID_JMICRON_JMC250 && chiprev == 0x11;
+}
+
+/*
+ * Read/Write I/O Registers
+ */
+static inline uint32_t jread32(struct jme_adapter *jme, uint32_t reg)
+{
+	return readl(jme->regs + reg);
+}
+
+static inline void jwrite32(struct jme_adapter *jme, uint32_t reg, uint32_t val)
+{
+	writel(val, jme->regs + reg);
+}
+
+static void jwrite32f(struct jme_adapter *jme, uint32_t reg, uint32_t val)
+{
+	/*
+	 * Read after write should cause flush
+	 */
+	writel(val, jme->regs + reg);
+	readl(jme->regs + reg);
+}
+
+#endif

src/include/ipxe/errfile.h

@@ -125,6 +125,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #define ERRFILE_igb_main	     ( ERRFILE_DRIVER | 0x00580000 )
 #define ERRFILE_snpnet		     ( ERRFILE_DRIVER | 0x00590000 )
 #define ERRFILE_snponly		     ( ERRFILE_DRIVER | 0x005a0000 )
+#define ERRFILE_jme		     ( ERRFILE_DRIVER | 0x005b0000 )
 
 #define ERRFILE_scsi		     ( ERRFILE_DRIVER | 0x00700000 )
 #define ERRFILE_arbel		     ( ERRFILE_DRIVER | 0x00710000 )