mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-29 17:01:10 +02:00
90fba37c49
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10137 3c298f89-4303-0410-b956-a3cf2f4a3e73
118 lines
4.3 KiB
C
118 lines
4.3 KiB
C
/*
|
|
* HND SiliconBackplane PCI core hardware definitions.
|
|
*
|
|
* Copyright 2007, Broadcom Corporation
|
|
* All Rights Reserved.
|
|
*
|
|
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
|
|
* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
|
|
* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
|
|
* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
|
|
*
|
|
* $Id$
|
|
*/
|
|
|
|
#ifndef _sbpci_h_
|
|
#define _sbpci_h_
|
|
|
|
#ifndef _LANGUAGE_ASSEMBLY
|
|
|
|
/* cpp contortions to concatenate w/arg prescan */
|
|
#ifndef PAD
|
|
#define _PADLINE(line) pad ## line
|
|
#define _XSTR(line) _PADLINE(line)
|
|
#define PAD _XSTR(__LINE__)
|
|
#endif
|
|
|
|
/* Sonics side: PCI core and host control registers */
|
|
typedef struct sbpciregs {
|
|
uint32 control; /* PCI control */
|
|
uint32 PAD[3];
|
|
uint32 arbcontrol; /* PCI arbiter control */
|
|
uint32 PAD[3];
|
|
uint32 intstatus; /* Interrupt status */
|
|
uint32 intmask; /* Interrupt mask */
|
|
uint32 sbtopcimailbox; /* Sonics to PCI mailbox */
|
|
uint32 PAD[9];
|
|
uint32 bcastaddr; /* Sonics broadcast address */
|
|
uint32 bcastdata; /* Sonics broadcast data */
|
|
uint32 PAD[2];
|
|
uint32 gpioin; /* ro: gpio input (>=rev2) */
|
|
uint32 gpioout; /* rw: gpio output (>=rev2) */
|
|
uint32 gpioouten; /* rw: gpio output enable (>= rev2) */
|
|
uint32 gpiocontrol; /* rw: gpio control (>= rev2) */
|
|
uint32 PAD[36];
|
|
uint32 sbtopci0; /* Sonics to PCI translation 0 */
|
|
uint32 sbtopci1; /* Sonics to PCI translation 1 */
|
|
uint32 sbtopci2; /* Sonics to PCI translation 2 */
|
|
uint32 PAD[189];
|
|
uint32 pcicfg[4][64]; /* 0x400 - 0x7FF, PCI Cfg Space (>=rev8) */
|
|
uint16 sprom[36]; /* SPROM shadow Area */
|
|
uint32 PAD[46];
|
|
} sbpciregs_t;
|
|
|
|
#endif /* _LANGUAGE_ASSEMBLY */
|
|
|
|
/* PCI control */
|
|
#define PCI_RST_OE 0x01 /* When set, drives PCI_RESET out to pin */
|
|
#define PCI_RST 0x02 /* Value driven out to pin */
|
|
#define PCI_CLK_OE 0x04 /* When set, drives clock as gated by PCI_CLK out to pin */
|
|
#define PCI_CLK 0x08 /* Gate for clock driven out to pin */
|
|
|
|
/* PCI arbiter control */
|
|
#define PCI_INT_ARB 0x01 /* When set, use an internal arbiter */
|
|
#define PCI_EXT_ARB 0x02 /* When set, use an external arbiter */
|
|
/* ParkID - for PCI corerev >= 8 */
|
|
#define PCI_PARKID_MASK 0x1c /* Selects which agent is parked on an idle bus */
|
|
#define PCI_PARKID_SHIFT 2
|
|
#define PCI_PARKID_EXT0 0 /* External master 0 */
|
|
#define PCI_PARKID_EXT1 1 /* External master 1 */
|
|
#define PCI_PARKID_EXT2 2 /* External master 2 */
|
|
#define PCI_PARKID_EXT3 3 /* External master 3 (rev >= 11) */
|
|
#define PCI_PARKID_INT 3 /* Internal master (rev < 11) */
|
|
#define PCI11_PARKID_INT 4 /* Internal master (rev >= 11) */
|
|
#define PCI_PARKID_LAST 4 /* Last active master (rev < 11) */
|
|
#define PCI11_PARKID_LAST 5 /* Last active master (rev >= 11) */
|
|
|
|
/* Interrupt status/mask */
|
|
#define PCI_INTA 0x01 /* PCI INTA# is asserted */
|
|
#define PCI_INTB 0x02 /* PCI INTB# is asserted */
|
|
#define PCI_SERR 0x04 /* PCI SERR# has been asserted (write one to clear) */
|
|
#define PCI_PERR 0x08 /* PCI PERR# has been asserted (write one to clear) */
|
|
#define PCI_PME 0x10 /* PCI PME# is asserted */
|
|
|
|
/* (General) PCI/SB mailbox interrupts, two bits per pci function */
|
|
#define MAILBOX_F0_0 0x100 /* function 0, int 0 */
|
|
#define MAILBOX_F0_1 0x200 /* function 0, int 1 */
|
|
#define MAILBOX_F1_0 0x400 /* function 1, int 0 */
|
|
#define MAILBOX_F1_1 0x800 /* function 1, int 1 */
|
|
#define MAILBOX_F2_0 0x1000 /* function 2, int 0 */
|
|
#define MAILBOX_F2_1 0x2000 /* function 2, int 1 */
|
|
#define MAILBOX_F3_0 0x4000 /* function 3, int 0 */
|
|
#define MAILBOX_F3_1 0x8000 /* function 3, int 1 */
|
|
|
|
/* Sonics broadcast address */
|
|
#define BCAST_ADDR_MASK 0xff /* Broadcast register address */
|
|
|
|
/* Sonics to PCI translation types */
|
|
#define SBTOPCI0_MASK 0xfc000000
|
|
#define SBTOPCI1_MASK 0xfc000000
|
|
#define SBTOPCI2_MASK 0xc0000000
|
|
#define SBTOPCI_MEM 0
|
|
#define SBTOPCI_IO 1
|
|
#define SBTOPCI_CFG0 2
|
|
#define SBTOPCI_CFG1 3
|
|
#define SBTOPCI_PREF 0x4 /* prefetch enable */
|
|
#define SBTOPCI_BURST 0x8 /* burst enable */
|
|
#define SBTOPCI_RC_MASK 0x30 /* read command (>= rev11) */
|
|
#define SBTOPCI_RC_READ 0x00 /* memory read */
|
|
#define SBTOPCI_RC_READLINE 0x10 /* memory read line */
|
|
#define SBTOPCI_RC_READMULTI 0x20 /* memory read multiple */
|
|
|
|
/* PCI core index in SROM shadow area */
|
|
#define SRSH_PI_OFFSET 0 /* first word */
|
|
#define SRSH_PI_MASK 0xf000 /* bit 15:12 */
|
|
#define SRSH_PI_SHIFT 12 /* bit 15:12 */
|
|
|
|
#endif /* _sbpci_h_ */
|