1 files changed, 495 insertions, 0 deletions
diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/pcicfg.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/pcicfg.h
new file mode 100644
index 0000000000..8bb45957a7
--- /dev/null
+++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/pcicfg.h
@@ -0,0 +1,495 @@
+/*
+ * pcicfg.h: PCI configuration constants and structures.
+ *
+ * Copyright 2006, 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: pcicfg.h,v 1.1.1.11 2006/04/08 06:13:40 honor Exp $
+ */
+
+#ifndef	_h_pcicfg_
+#define	_h_pcicfg_
+
+/* The following inside ifndef's so we don't collide with NTDDK.H */
+#ifndef PCI_MAX_BUS
+#define PCI_MAX_BUS		0x100
+#endif
+#ifndef PCI_MAX_DEVICES
+#define PCI_MAX_DEVICES		0x20
+#endif
+#ifndef PCI_MAX_FUNCTION
+#define PCI_MAX_FUNCTION	0x8
+#endif
+
+#ifndef PCI_INVALID_VENDORID
+#define PCI_INVALID_VENDORID	0xffff
+#endif
+#ifndef PCI_INVALID_DEVICEID
+#define PCI_INVALID_DEVICEID	0xffff
+#endif
+
+
+/* Convert between bus-slot-function-register and config addresses */
+
+#define	PCICFG_BUS_SHIFT	16	/* Bus shift */
+#define	PCICFG_SLOT_SHIFT	11	/* Slot shift */
+#define	PCICFG_FUN_SHIFT	8	/* Function shift */
+#define	PCICFG_OFF_SHIFT	0	/* Register shift */
+
+#define	PCICFG_BUS_MASK		0xff	/* Bus mask */
+#define	PCICFG_SLOT_MASK	0x1f	/* Slot mask */
+#define	PCICFG_FUN_MASK		7	/* Function mask */
+#define	PCICFG_OFF_MASK		0xff	/* Bus mask */
+
+#define	PCI_CONFIG_ADDR(b, s, f, o)					\
+		((((b) & PCICFG_BUS_MASK) << PCICFG_BUS_SHIFT)		\
+		 | (((s) & PCICFG_SLOT_MASK) << PCICFG_SLOT_SHIFT)	\
+		 | (((f) & PCICFG_FUN_MASK) << PCICFG_FUN_SHIFT)	\
+		 | (((o) & PCICFG_OFF_MASK) << PCICFG_OFF_SHIFT))
+
+#define	PCI_CONFIG_BUS(a)	(((a) >> PCICFG_BUS_SHIFT) & PCICFG_BUS_MASK)
+#define	PCI_CONFIG_SLOT(a)	(((a) >> PCICFG_SLOT_SHIFT) & PCICFG_SLOT_MASK)
+#define	PCI_CONFIG_FUN(a)	(((a) >> PCICFG_FUN_SHIFT) & PCICFG_FUN_MASK)
+#define	PCI_CONFIG_OFF(a)	(((a) >> PCICFG_OFF_SHIFT) & PCICFG_OFF_MASK)
+
+/* PCIE Config space accessing MACROS */
+
+#define	PCIECFG_BUS_SHIFT	24	/* Bus shift */
+#define	PCIECFG_SLOT_SHIFT	19	/* Slot/Device shift */
+#define	PCIECFG_FUN_SHIFT	16	/* Function shift */
+#define	PCIECFG_OFF_SHIFT	0	/* Register shift */
+
+#define	PCIECFG_BUS_MASK	0xff	/* Bus mask */
+#define	PCIECFG_SLOT_MASK	0x1f	/* Slot/Device mask */
+#define	PCIECFG_FUN_MASK	7	/* Function mask */
+#define	PCIECFG_OFF_MASK	0x3ff	/* Register mask */
+
+#define	PCIE_CONFIG_ADDR(b, s, f, o)					\
+		((((b) & PCIECFG_BUS_MASK) << PCIECFG_BUS_SHIFT)		\
+		 | (((s) & PCIECFG_SLOT_MASK) << PCIECFG_SLOT_SHIFT)	\
+		 | (((f) & PCIECFG_FUN_MASK) << PCIECFG_FUN_SHIFT)	\
+		 | (((o) & PCIECFG_OFF_MASK) << PCIECFG_OFF_SHIFT))
+
+#define	PCIE_CONFIG_BUS(a)	(((a) >> PCIECFG_BUS_SHIFT) & PCIECFG_BUS_MASK)
+#define	PCIE_CONFIG_SLOT(a)	(((a) >> PCIECFG_SLOT_SHIFT) & PCIECFG_SLOT_MASK)
+#define	PCIE_CONFIG_FUN(a)	(((a) >> PCIECFG_FUN_SHIFT) & PCIECFG_FUN_MASK)
+#define	PCIE_CONFIG_OFF(a)	(((a) >> PCIECFG_OFF_SHIFT) & PCIECFG_OFF_MASK)
+
+/* The actual config space */
+
+#define	PCI_BAR_MAX		6
+
+#define	PCI_ROM_BAR		8
+
+#define	PCR_RSVDA_MAX		2
+
+/* Bits in PCI bars' flags */
+
+#define	PCIBAR_FLAGS		0xf
+#define	PCIBAR_IO		0x1
+#define	PCIBAR_MEM1M		0x2
+#define	PCIBAR_MEM64		0x4
+#define	PCIBAR_PREFETCH		0x8
+#define	PCIBAR_MEM32_MASK	0xFFFFFF80
+
+/* pci config status reg has a bit to indicate that capability ptr is present */
+
+#define PCI_CAPPTR_PRESENT	0x0010
+
+typedef struct _pci_config_regs {
+	unsigned short	vendor;
+	unsigned short	device;
+	unsigned short	command;
+	unsigned short	status;
+	unsigned char	rev_id;
+	unsigned char	prog_if;
+	unsigned char	sub_class;
+	unsigned char	base_class;
+	unsigned char	cache_line_size;
+	unsigned char	latency_timer;
+	unsigned char	header_type;
+	unsigned char	bist;
+	unsigned long	base[PCI_BAR_MAX];
+	unsigned long	cardbus_cis;
+	unsigned short	subsys_vendor;
+	unsigned short	subsys_id;
+	unsigned long	baserom;
+	unsigned long	rsvd_a[PCR_RSVDA_MAX];
+	unsigned char	int_line;
+	unsigned char	int_pin;
+	unsigned char	min_gnt;
+	unsigned char	max_lat;
+	unsigned char	dev_dep[192];
+} pci_config_regs;
+
+#define	SZPCR		(sizeof (pci_config_regs))
+#define	MINSZPCR	64		/* offsetof (dev_dep[0] */
+
+/* A structure for the config registers is nice, but in most
+ * systems the config space is not memory mapped, so we need
+ * filed offsetts. :-(
+ */
+#define	PCI_CFG_VID		0
+#define	PCI_CFG_DID		2
+#define	PCI_CFG_CMD		4
+#define	PCI_CFG_STAT		6
+#define	PCI_CFG_REV		8
+#define	PCI_CFG_PROGIF		9
+#define	PCI_CFG_SUBCL		0xa
+#define	PCI_CFG_BASECL		0xb
+#define	PCI_CFG_CLSZ		0xc
+#define	PCI_CFG_LATTIM		0xd
+#define	PCI_CFG_HDR		0xe
+#define	PCI_CFG_BIST		0xf
+#define	PCI_CFG_BAR0		0x10
+#define	PCI_CFG_BAR1		0x14
+#define	PCI_CFG_BAR2		0x18
+#define	PCI_CFG_BAR3		0x1c
+#define	PCI_CFG_BAR4		0x20
+#define	PCI_CFG_BAR5		0x24
+#define	PCI_CFG_CIS		0x28
+#define	PCI_CFG_SVID		0x2c
+#define	PCI_CFG_SSID		0x2e
+#define	PCI_CFG_ROMBAR		0x30
+#define PCI_CFG_CAPPTR		0x34
+#define	PCI_CFG_INT		0x3c
+#define	PCI_CFG_PIN		0x3d
+#define	PCI_CFG_MINGNT		0x3e
+#define	PCI_CFG_MAXLAT		0x3f
+
+#ifdef __NetBSD__
+#undef	PCI_CLASS_DISPLAY
+#undef	PCI_CLASS_MEMORY
+#undef	PCI_CLASS_BRIDGE
+#undef	PCI_CLASS_INPUT
+#undef	PCI_CLASS_DOCK
+#endif	/* __NetBSD__ */
+
+/* Classes and subclasses */
+
+typedef enum {
+	PCI_CLASS_OLD = 0,
+	PCI_CLASS_DASDI,
+	PCI_CLASS_NET,
+	PCI_CLASS_DISPLAY,
+	PCI_CLASS_MMEDIA,
+	PCI_CLASS_MEMORY,
+	PCI_CLASS_BRIDGE,
+	PCI_CLASS_COMM,
+	PCI_CLASS_BASE,
+	PCI_CLASS_INPUT,
+	PCI_CLASS_DOCK,
+	PCI_CLASS_CPU,
+	PCI_CLASS_SERIAL,
+	PCI_CLASS_INTELLIGENT = 0xe,
+	PCI_CLASS_SATELLITE,
+	PCI_CLASS_CRYPT,
+	PCI_CLASS_DSP,
+	PCI_CLASS_XOR = 0xfe
+} pci_classes;
+
+typedef enum {
+	PCI_DASDI_SCSI,
+	PCI_DASDI_IDE,
+	PCI_DASDI_FLOPPY,
+	PCI_DASDI_IPI,
+	PCI_DASDI_RAID,
+	PCI_DASDI_OTHER = 0x80
+} pci_dasdi_subclasses;
+
+typedef enum {
+	PCI_NET_ETHER,
+	PCI_NET_TOKEN,
+	PCI_NET_FDDI,
+	PCI_NET_ATM,
+	PCI_NET_OTHER = 0x80
+} pci_net_subclasses;
+
+typedef enum {
+	PCI_DISPLAY_VGA,
+	PCI_DISPLAY_XGA,
+	PCI_DISPLAY_3D,
+	PCI_DISPLAY_OTHER = 0x80
+} pci_display_subclasses;
+
+typedef enum {
+	PCI_MMEDIA_VIDEO,
+	PCI_MMEDIA_AUDIO,
+	PCI_MMEDIA_PHONE,
+	PCI_MEDIA_OTHER = 0x80
+} pci_mmedia_subclasses;
+
+typedef enum {
+	PCI_MEMORY_RAM,
+	PCI_MEMORY_FLASH,
+	PCI_MEMORY_OTHER = 0x80
+} pci_memory_subclasses;
+
+typedef enum {
+	PCI_BRIDGE_HOST,
+	PCI_BRIDGE_ISA,
+	PCI_BRIDGE_EISA,
+	PCI_BRIDGE_MC,
+	PCI_BRIDGE_PCI,
+	PCI_BRIDGE_PCMCIA,
+	PCI_BRIDGE_NUBUS,
+	PCI_BRIDGE_CARDBUS,
+	PCI_BRIDGE_RACEWAY,
+	PCI_BRIDGE_OTHER = 0x80
+} pci_bridge_subclasses;
+
+typedef enum {
+	PCI_COMM_UART,
+	PCI_COMM_PARALLEL,
+	PCI_COMM_MULTIUART,
+	PCI_COMM_MODEM,
+	PCI_COMM_OTHER = 0x80
+} pci_comm_subclasses;
+
+typedef enum {
+	PCI_BASE_PIC,
+	PCI_BASE_DMA,
+	PCI_BASE_TIMER,
+	PCI_BASE_RTC,
+	PCI_BASE_PCI_HOTPLUG,
+	PCI_BASE_OTHER = 0x80
+} pci_base_subclasses;
+
+typedef enum {
+	PCI_INPUT_KBD,
+	PCI_INPUT_PEN,
+	PCI_INPUT_MOUSE,
+	PCI_INPUT_SCANNER,
+	PCI_INPUT_GAMEPORT,
+	PCI_INPUT_OTHER = 0x80
+} pci_input_subclasses;
+
+typedef enum {
+	PCI_DOCK_GENERIC,
+	PCI_DOCK_OTHER = 0x80
+} pci_dock_subclasses;
+
+typedef enum {
+	PCI_CPU_386,
+	PCI_CPU_486,
+	PCI_CPU_PENTIUM,
+	PCI_CPU_ALPHA = 0x10,
+	PCI_CPU_POWERPC = 0x20,
+	PCI_CPU_MIPS = 0x30,
+	PCI_CPU_COPROC = 0x40,
+	PCI_CPU_OTHER = 0x80
+} pci_cpu_subclasses;
+
+typedef enum {
+	PCI_SERIAL_IEEE1394,
+	PCI_SERIAL_ACCESS,
+	PCI_SERIAL_SSA,
+	PCI_SERIAL_USB,
+	PCI_SERIAL_FIBER,
+	PCI_SERIAL_SMBUS,
+	PCI_SERIAL_OTHER = 0x80
+} pci_serial_subclasses;
+
+typedef enum {
+	PCI_INTELLIGENT_I2O
+} pci_intelligent_subclasses;
+
+typedef enum {
+	PCI_SATELLITE_TV,
+	PCI_SATELLITE_AUDIO,
+	PCI_SATELLITE_VOICE,
+	PCI_SATELLITE_DATA,
+	PCI_SATELLITE_OTHER = 0x80
+} pci_satellite_subclasses;
+
+typedef enum {
+	PCI_CRYPT_NETWORK,
+	PCI_CRYPT_ENTERTAINMENT,
+	PCI_CRYPT_OTHER = 0x80
+} pci_crypt_subclasses;
+
+typedef enum {
+	PCI_DSP_DPIO,
+	PCI_DSP_OTHER = 0x80
+} pci_dsp_subclasses;
+
+typedef enum {
+	PCI_XOR_QDMA,
+	PCI_XOR_OTHER = 0x80
+} pci_xor_subclasses;
+
+/* Header types */
+typedef enum {
+	PCI_HEADER_NORMAL,
+	PCI_HEADER_BRIDGE,
+	PCI_HEADER_CARDBUS
+} pci_header_types;
+
+
+/* Overlay for a PCI-to-PCI bridge */
+
+#define	PPB_RSVDA_MAX		2
+#define	PPB_RSVDD_MAX		8
+
+typedef struct _ppb_config_regs {
+	unsigned short	vendor;
+	unsigned short	device;
+	unsigned short	command;
+	unsigned short	status;
+	unsigned char	rev_id;
+	unsigned char	prog_if;
+	unsigned char	sub_class;
+	unsigned char	base_class;
+	unsigned char	cache_line_size;
+	unsigned char	latency_timer;
+	unsigned char	header_type;
+	unsigned char	bist;
+	unsigned long	rsvd_a[PPB_RSVDA_MAX];
+	unsigned char	prim_bus;
+	unsigned char	sec_bus;
+	unsigned char	sub_bus;
+	unsigned char	sec_lat;
+	unsigned char	io_base;
+	unsigned char	io_lim;
+	unsigned short	sec_status;
+	unsigned short	mem_base;
+	unsigned short	mem_lim;
+	unsigned short	pf_mem_base;
+	unsigned short	pf_mem_lim;
+	unsigned long	pf_mem_base_hi;
+	unsigned long	pf_mem_lim_hi;
+	unsigned short	io_base_hi;
+	unsigned short	io_lim_hi;
+	unsigned short	subsys_vendor;
+	unsigned short	subsys_id;
+	unsigned long	rsvd_b;
+	unsigned char	rsvd_c;
+	unsigned char	int_pin;
+	unsigned short	bridge_ctrl;
+	unsigned char	chip_ctrl;
+	unsigned char	diag_ctrl;
+	unsigned short	arb_ctrl;
+	unsigned long	rsvd_d[PPB_RSVDD_MAX];
+	unsigned char	dev_dep[192];
+} ppb_config_regs;
+
+
+/* PCI CAPABILITY DEFINES */
+#define PCI_CAP_POWERMGMTCAP_ID		0x01
+#define PCI_CAP_MSICAP_ID		0x05
+#define PCI_CAP_PCIECAP_ID		0x10
+
+/* Data structure to define the Message Signalled Interrupt facility 
+ * Valid for PCI and PCIE configurations
+ */
+typedef struct _pciconfig_cap_msi {
+	unsigned char capID;
+	unsigned char nextptr;
+	unsigned short msgctrl;
+	unsigned int msgaddr;
+} pciconfig_cap_msi;
+
+/* Data structure to define the Power managment facility
+ * Valid for PCI and PCIE configurations
+ */
+typedef struct _pciconfig_cap_pwrmgmt {
+	unsigned char capID;
+	unsigned char nextptr;
+	unsigned short pme_cap;
+	unsigned short pme_sts_ctrl;
+	unsigned char pme_bridge_ext;
+	unsigned char data;
+} pciconfig_cap_pwrmgmt;
+
+/* Data structure to define the PCIE capability */
+typedef struct _pciconfig_cap_pcie {
+	unsigned char capID;
+	unsigned char nextptr;
+	unsigned short pcie_cap;
+	unsigned int dev_cap;
+	unsigned short dev_ctrl;
+	unsigned short dev_status;
+	unsigned int link_cap;
+	unsigned short link_ctrl;
+	unsigned short link_status;
+} pciconfig_cap_pcie;
+
+/* PCIE Enhanced CAPABILITY DEFINES */
+#define PCIE_EXTCFG_OFFSET	0x100
+#define PCIE_ADVERRREP_CAPID	0x0001
+#define PCIE_VC_CAPID		0x0002
+#define PCIE_DEVSNUM_CAPID	0x0003
+#define PCIE_PWRBUDGET_CAPID	0x0004
+
+/* Header to define the PCIE specific capabilities in the extended config space */
+typedef struct _pcie_enhanced_caphdr {
+	unsigned short capID;
+	unsigned short cap_ver : 4;
+	unsigned short next_ptr : 12;
+} pcie_enhanced_caphdr;
+
+
+/* Everything below is BRCM HND proprietary */
+
+
+/* Brcm PCI configuration registers */
+#define cap_list	rsvd_a[0]
+#define bar0_window	dev_dep[0x80 - 0x40]
+#define bar1_window	dev_dep[0x84 - 0x40]
+#define sprom_control	dev_dep[0x88 - 0x40]
+
+#define	PCI_BAR0_WIN		0x80	/* backplane addres space accessed by BAR0 */
+#define	PCI_BAR1_WIN		0x84	/* backplane addres space accessed by BAR1 */
+#define	PCI_SPROM_CONTROL	0x88	/* sprom property control */
+#define	PCI_BAR1_CONTROL	0x8c	/* BAR1 region burst control */
+#define	PCI_INT_STATUS		0x90	/* PCI and other cores interrupts */
+#define	PCI_INT_MASK		0x94	/* mask of PCI and other cores interrupts */
+#define PCI_TO_SB_MB		0x98	/* signal backplane interrupts */
+#define PCI_BACKPLANE_ADDR	0xA0	/* address an arbitrary location on the system backplane */
+#define PCI_BACKPLANE_DATA	0xA4	/* data at the location specified by above address */
+#define	PCI_GPIO_IN		0xb0	/* pci config space gpio input (>=rev3) */
+#define	PCI_GPIO_OUT		0xb4	/* pci config space gpio output (>=rev3) */
+#define	PCI_GPIO_OUTEN		0xb8	/* pci config space gpio output enable (>=rev3) */
+
+#define	PCI_BAR0_SHADOW_OFFSET	(2 * 1024)	/* bar0 + 2K accesses sprom shadow (in pci core) */
+#define	PCI_BAR0_SPROM_OFFSET	(4 * 1024)	/* bar0 + 4K accesses external sprom */
+#define	PCI_BAR0_PCIREGS_OFFSET	(6 * 1024)	/* bar0 + 6K accesses pci core registers */
+#define	PCI_BAR0_PCISBR_OFFSET	(4 * 1024)	/* pci core SB registers are at the end of the
+						 * 8KB window, so their address is the "regular"
+						 * address plus 4K
+						 */
+#define PCI_BAR0_WINSZ		8192		/* bar0 window size */
+
+/* On pci corerev >= 13 and all pcie, the bar0 is now 16KB and it maps: */
+#define	PCI_16KB0_PCIREGS_OFFSET (8 * 1024)	/* bar0 + 8K accesses pci/pcie core registers */
+#define	PCI_16KB0_CCREGS_OFFSET	(12 * 1024)	/* bar0 + 12K accesses chipc core registers */
+#define PCI_16KBB0_WINSZ	(16 * 1024)	/* bar0 window size */
+
+/* PCI_INT_STATUS */
+#define	PCI_SBIM_STATUS_SERR	0x4	/* backplane SBErr interrupt status */
+
+/* PCI_INT_MASK */
+#define	PCI_SBIM_SHIFT		8	/* backplane core interrupt mask bits offset */
+#define	PCI_SBIM_MASK		0xff00	/* backplane core interrupt mask */
+#define	PCI_SBIM_MASK_SERR	0x4	/* backplane SBErr interrupt mask */
+
+/* PCI_SPROM_CONTROL */
+#define SPROM_SZ_MSK		0x02	/* SPROM Size Mask */
+#define SPROM_LOCKED		0x08	/* SPROM Locked */
+#define	SPROM_BLANK		0x04	/* indicating a blank SPROM */
+#define SPROM_WRITEEN		0x10	/* SPROM write enable */
+#define SPROM_BOOTROM_WE	0x20	/* external bootrom write enable */
+#define SPROM_OTPIN_USE		0x80	/* device OTP In use */
+
+#define	SPROM_SIZE		256	/* sprom size in 16-bit */
+#define SPROM_CRC_RANGE		64	/* crc cover range in 16-bit */
+
+/* PCI_CFG_CMD_STAT */
+#define PCI_CFG_CMD_STAT_TA	0x08000000	/* target abort status */
+
+#endif	/* _h_pcicfg_ */