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authorDominik Schürmann <dominik@dominikschuermann.de>2014-03-30 18:04:43 +0200
committerDominik Schürmann <dominik@dominikschuermann.de>2014-03-30 18:04:43 +0200
commit6b5d60e1f4889fabf8277c0720a60e3a24ec8caf (patch)
treeed65b0f6204ceaed0d121b6d0238ad5afb8d7004 /OpenKeychain-API/example-app
parentb2342744b5f8e5bce62db18f93468fc0781a2c05 (diff)
parentbe007ecc56809cc0b6d489ab09be656e2ced9c32 (diff)
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Merge pull request #491 from openpgp-keychain/edit-key
Edit key changes
Diffstat (limited to 'OpenKeychain-API/example-app')
0 files changed, 0 insertions, 0 deletions
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/*
	drivers/net/tulip/tulip.h

	Copyright 2000,2001  The Linux Kernel Team
	Written/copyright 1994-2001 by Donald Becker.

	This software may be used and distributed according to the terms
	of the GNU General Public License, incorporated herein by reference.

	Please refer to Documentation/DocBook/tulip.{pdf,ps,html}
	for more information on this driver, or visit the project
	Web page at http://sourceforge.net/projects/tulip/

*/

#ifndef __NET_TULIP_H__
#define __NET_TULIP_H__

#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/netdevice.h>
#include <linux/timer.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <asm/irq.h>



/* undefine, or define to various debugging levels (>4 == obscene levels) */
#define TULIP_DEBUG 1

/* undefine USE_IO_OPS for MMIO, define for PIO */
#ifdef CONFIG_TULIP_MMIO
# undef USE_IO_OPS
#else
# define USE_IO_OPS 1
#endif



struct tulip_chip_table {
	char *chip_name;
	int io_size;
	int valid_intrs;	/* CSR7 interrupt enable settings */
	int flags;
	void (*media_timer) (unsigned long data);
};


enum tbl_flag {
	HAS_MII			= 0x0001,
	HAS_MEDIA_TABLE		= 0x0002,
	CSR12_IN_SROM		= 0x0004,
	ALWAYS_CHECK_MII	= 0x0008,
	HAS_ACPI		= 0x0010,
	MC_HASH_ONLY		= 0x0020, /* Hash-only multicast filter. */
	HAS_PNICNWAY		= 0x0080,
	HAS_NWAY		= 0x0040, /* Uses internal NWay xcvr. */
	HAS_INTR_MITIGATION	= 0x0100,
	IS_ASIX			= 0x0200,
	HAS_8023X		= 0x0400,
	COMET_MAC_ADDR		= 0x0800,
	HAS_PCI_MWI		= 0x1000,
	HAS_PHY_IRQ		= 0x2000,
};


/* chip types.  careful!  order is VERY IMPORTANT here, as these
 * are used throughout the driver as indices into arrays */
/* Note 21142 == 21143. */
enum chips {
	DC21040 = 0,
	DC21041 = 1,
	DC21140 = 2,
	DC21142 = 3, DC21143 = 3,
	LC82C168,
	MX98713,
	MX98715,
	MX98725,
	AX88140,
	PNIC2,
	COMET,
	COMPEX9881,
	I21145,
	DM910X,
	CONEXANT,
};


enum MediaIs {
	MediaIsFD = 1,
	MediaAlwaysFD = 2,
	MediaIsMII = 4,
	MediaIsFx = 8,
	MediaIs100 = 16
};


/* Offsets to the Command and Status Registers, "CSRs".  All accesses
   must be longword instructions and quadword aligned. */
enum tulip_offsets {
	CSR0 = 0,
	CSR1 = 0x08,
	CSR2 = 0x10,
	CSR3 = 0x18,
	CSR4 = 0x20,
	CSR5 = 0x28,
	CSR6 = 0x30,
	CSR7 = 0x38,
	CSR8 = 0x40,
	CSR9 = 0x48,
	CSR10 = 0x50,
	CSR11 = 0x58,
	CSR12 = 0x60,
	CSR13 = 0x68,
	CSR14 = 0x70,
	CSR15 = 0x78,
};

/* register offset and bits for CFDD PCI config reg */
enum pci_cfg_driver_reg {
	CFDD = 0x40,
	CFDD_Sleep = (1 << 31),
	CFDD_Snooze = (1 << 30),
};


/* The bits in the CSR5 status registers, mostly interrupt sources. */
enum status_bits {
	TimerInt = 0x800,
	SytemError = 0x2000,
	TPLnkFail = 0x1000,
	TPLnkPass = 0x10,
	NormalIntr = 0x10000,
	AbnormalIntr = 0x8000,
	RxJabber = 0x200,
	RxDied = 0x100,
	RxNoBuf = 0x80,
	RxIntr = 0x40,
	TxFIFOUnderflow = 0x20,
	TxJabber = 0x08,
	TxNoBuf = 0x04,
	TxDied = 0x02,
	TxIntr = 0x01,
};


enum tulip_mode_bits {
	TxThreshold		= (1 << 22),
	FullDuplex		= (1 << 9),
	TxOn			= 0x2000,
	AcceptBroadcast		= 0x0100,
	AcceptAllMulticast	= 0x0080,
	AcceptAllPhys		= 0x0040,
	AcceptRunt		= 0x0008,
	RxOn			= 0x0002,
	RxTx			= (TxOn | RxOn),
};


enum tulip_busconfig_bits {
	MWI			= (1 << 24),
	MRL			= (1 << 23),
	MRM			= (1 << 21),
	CALShift		= 14,
	BurstLenShift		= 8,
};


/* The Tulip Rx and Tx buffer descriptors. */
struct tulip_rx_desc {
	s32 status;
	s32 length;
	u32 buffer1;
	u32 buffer2;
};


struct tulip_tx_desc {
	s32 status;
	s32 length;
	u32 buffer1;
	u32 buffer2;		/* We use only buffer 1.  */
};


enum desc_status_bits {
	DescOwned = 0x80000000,
	RxDescFatalErr = 0x8000,
	RxWholePkt = 0x0300,
};


enum t21041_csr13_bits {
	csr13_eng = (0xEF0<<4), /* for eng. purposes only, hardcode at EF0h */
	csr13_aui = (1<<3), /* clear to force 10bT, set to force AUI/BNC */
	csr13_cac = (1<<2), /* CSR13/14/15 autoconfiguration */
	csr13_srl = (1<<0), /* When reset, resets all SIA functions, machines */

	csr13_mask_auibnc = (csr13_eng | csr13_aui | csr13_srl),
	csr13_mask_10bt = (csr13_eng | csr13_srl),
};

enum t21143_csr6_bits {
	csr6_sc = (1<<31),
	csr6_ra = (1<<30),
	csr6_ign_dest_msb = (1<<26),
	csr6_mbo = (1<<25),
	csr6_scr = (1<<24),  /* scramble mode flag: can't be set */
	csr6_pcs = (1<<23),  /* Enables PCS functions (symbol mode requires csr6_ps be set) default is set */
	csr6_ttm = (1<<22),  /* Transmit Threshold Mode, set for 10baseT, 0 for 100BaseTX */
	csr6_sf = (1<<21),   /* Store and forward. If set ignores TR bits */
	csr6_hbd = (1<<19),  /* Heart beat disable. Disables SQE function in 10baseT */
	csr6_ps = (1<<18),   /* Port Select. 0 (defualt) = 10baseT, 1 = 100baseTX: can't be set */
	csr6_ca = (1<<17),   /* Collision Offset Enable. If set uses special algorithm in low collision situations */
	csr6_trh = (1<<15),  /* Transmit Threshold high bit */
	csr6_trl = (1<<14),  /* Transmit Threshold low bit */

	/***************************************************************
	 * This table shows transmit threshold values based on media   *
	 * and these two registers (from PNIC1 & 2 docs) Note: this is *
	 * all meaningless if sf is set.                               *
	 ***************************************************************/

	/***********************************
	 * (trh,trl) * 100BaseTX * 10BaseT *
	 ***********************************
	 *   (0,0)   *     128   *    72   *
	 *   (0,1)   *     256   *    96   *
	 *   (1,0)   *     512   *   128   *
	 *   (1,1)   *    1024   *   160   *
	 ***********************************/

	csr6_fc = (1<<12),   /* Forces a collision in next transmission (for testing in loopback mode) */
	csr6_om_int_loop = (1<<10), /* internal (FIFO) loopback flag */
	csr6_om_ext_loop = (1<<11), /* external (PMD) loopback flag */
	/* set both and you get (PHY) loopback */
	csr6_fd = (1<<9),    /* Full duplex mode, disables hearbeat, no loopback */
	csr6_pm = (1<<7),    /* Pass All Multicast */
	csr6_pr = (1<<6),    /* Promiscuous mode */
	csr6_sb = (1<<5),    /* Start(1)/Stop(0) backoff counter */
	csr6_if = (1<<4),    /* Inverse Filtering, rejects only addresses in address table: can't be set */
	csr6_pb = (1<<3),    /* Pass Bad Frames, (1) causes even bad frames to be passed on */
	csr6_ho = (1<<2),    /* Hash-only filtering mode: can't be set */
	csr6_hp = (1<<0),    /* Hash/Perfect Receive Filtering Mode: can't be set */

	csr6_mask_capture = (csr6_sc | csr6_ca),
	csr6_mask_defstate = (csr6_mask_capture | csr6_mbo),
	csr6_mask_hdcap = (csr6_mask_defstate | csr6_hbd | csr6_ps),
	csr6_mask_hdcaptt = (csr6_mask_hdcap  | csr6_trh | csr6_trl),
	csr6_mask_fullcap = (csr6_mask_hdcaptt | csr6_fd),
	csr6_mask_fullpromisc = (csr6_pr | csr6_pm),
	csr6_mask_filters = (csr6_hp | csr6_ho | csr6_if),
	csr6_mask_100bt = (csr6_scr | csr6_pcs | csr6_hbd),
};


/* Keep the ring sizes a power of two for efficiency.
   Making the Tx ring too large decreases the effectiveness of channel
   bonding and packet priority.
   There are no ill effects from too-large receive rings. */
#undef TX_RING_SIZE
#undef RX_RING_SIZE
#define TX_RING_SIZE	16
#define RX_RING_SIZE	32

#define MEDIA_MASK     31

#define PKT_BUF_SZ		1536	/* Size of each temporary Rx buffer. */

#define TULIP_MIN_CACHE_LINE	8	/* in units of 32-bit words */

#if defined(__sparc__) || defined(__hppa__)
/* The UltraSparc PCI controllers will disconnect at every 64-byte
 * crossing anyways so it makes no sense to tell Tulip to burst
 * any more than that.
 */
#define TULIP_MAX_CACHE_LINE	16	/* in units of 32-bit words */
#else
#define TULIP_MAX_CACHE_LINE	32	/* in units of 32-bit words */
#endif


/* Ring-wrap flag in length field, use for last ring entry.