Staging: vme: add Universe I/II bridge driver
Currently this code doesn't compile, so it is disabled. That should be fixed up... Signed-off-by: Martyn Welch <martyn.welch@gefanuc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Martyn Welch
Greg Kroah-Hartman
parent
f00a86d98a
commit
60479690af
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@ -10,7 +10,7 @@ menuconfig VME
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if VME
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#source "drivers/staging/vme/bridges/Kconfig"
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source "drivers/staging/vme/bridges/Kconfig"
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source "drivers/staging/vme/devices/Kconfig"
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@ -3,5 +3,5 @@
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#
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obj-$(CONFIG_VME) += vme.o
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#obj-y += bridges/
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obj-y += bridges/
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obj-y += devices/
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@ -0,0 +1,8 @@
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comment "VME Bridge Drivers"
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config VME_CA91CX42
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tristate "Universe I/II"
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depends on BROKEN
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help
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If you say Y here you get support for the Tundra CA91C042 (Universe I)
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and CA91C142 (Universe II) VME bridge chips.
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@ -0,0 +1 @@
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obj-$(CONFIG_VME_CA91CX42) += vme_ca91cx42.o
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,403 @@
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/*
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* ca91c042.h
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*
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* Support for the Tundra Universe 1 and Universe II VME bridge chips
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*
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* Author: Tom Armistead
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* Updated and maintained by Ajit Prem
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* Copyright 2004 Motorola Inc.
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*
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* Derived from ca91c042.h by Michael Wyrick
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef _ca91c042_h
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#define _ca91c042_h
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#ifndef PCI_VENDOR_ID_TUNDRA
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#define PCI_VENDOR_ID_TUNDRA 0x10e3
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#endif
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#ifndef PCI_DEVICE_ID_TUNDRA_CA91C042
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#define PCI_DEVICE_ID_TUNDRA_CA91C042 0x0000
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#endif
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//-----------------------------------------------------------------------------
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// Public Functions
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//-----------------------------------------------------------------------------
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// This is the typedef for a VmeIrqHandler
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typedef void (*TirqHandler) (int vmeirq, int vector, void *dev_id,
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struct pt_regs * regs);
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// This is the typedef for a DMA Transfer Callback function
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typedef void (*TDMAcallback) (int status);
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// Returns the PCI baseaddress of the Universe chip
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char *Universe_BaseAddr(void);
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// Returns the PCI IRQ That the universe is using
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int Universe_IRQ(void);
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char *mapvme(unsigned int pci, unsigned int vme, unsigned int size,
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int image, int ctl);
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void unmapvme(char *ptr, int image);
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// Interrupt Stuff
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void enable_vmeirq(unsigned int irq);
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void disable_vmeirq(unsigned int irq);
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int request_vmeirq(unsigned int irq, TirqHandler);
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void free_vmeirq(unsigned int irq);
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// DMA Stuff
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int VME_Bus_Error(void);
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int uni_procinfo(char *);
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#define IRQ_VOWN 0x0001
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#define IRQ_VIRQ1 0x0002
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#define IRQ_VIRQ2 0x0004
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#define IRQ_VIRQ3 0x0008
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#define IRQ_VIRQ4 0x0010
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#define IRQ_VIRQ5 0x0020
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#define IRQ_VIRQ6 0x0040
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#define IRQ_VIRQ7 0x0080
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#define IRQ_DMA 0x0100
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#define IRQ_LERR 0x0200
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#define IRQ_VERR 0x0400
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#define IRQ_res 0x0800
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#define IRQ_IACK 0x1000
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#define IRQ_SWINT 0x2000
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#define IRQ_SYSFAIL 0x4000
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#define IRQ_ACFAIL 0x8000
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// See Page 2-77 in the Universe User Manual
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typedef struct {
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unsigned int dctl; // DMA Control
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unsigned int dtbc; // Transfer Byte Count
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unsigned int dlv; // PCI Address
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unsigned int res1; // Reserved
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unsigned int dva; // Vme Address
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unsigned int res2; // Reserved
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unsigned int dcpp; // Pointer to Numed Cmd Packet with rPN
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unsigned int res3; // Reserved
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} TDMA_Cmd_Packet;
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/*
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* Below here is normaly not used by a user module
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*/
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#define DMATIMEOUT 2*HZ;
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// Define for the Universe
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#define SEEK_SET 0
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#define SEEK_CUR 1
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#define CONFIG_REG_SPACE 0xA0000000
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/* Universe Register Offsets */
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/* general PCI configuration registers */
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#define UNIV_PCI_ID 0x000
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#define UNIV_PCI_CSR 0x004
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#define UNIV_PCI_CLASS 0x008
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#define UNIV_BM_PCI_CLASS_BASE 0xFF000000
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#define UNIV_OF_PCI_CLASS_BASE 24
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#define UNIV_BM_PCI_CLASS_SUB 0x00FF0000
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#define UNIV_OF_PCI_CLASS_SUB 16
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#define UNIV_BM_PCI_CLASS_PROG 0x0000FF00
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#define UNIV_OF_PCI_CLASS_PROG 8
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#define UNIV_BM_PCI_CLASS_RID 0x000000FF
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#define UNIV_OF_PCI_CLASS_RID 0
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#define UNIV_OF_PCI_CLASS_RID_UNIVERSE_I 0
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#define UNIV_OF_PCI_CLASS_RID_UNIVERSE_II 1
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#define UNIV_PCI_MISC0 0x00C
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#define UNIV_BM_PCI_MISC0_BISTC 0x80000000
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#define UNIV_BM_PCI_MISC0_SBIST 0x60000000
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#define UNIV_BM_PCI_MISC0_CCODE 0x0F000000
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#define UNIV_BM_PCI_MISC0_MFUNCT 0x00800000
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#define UNIV_BM_PCI_MISC0_LAYOUT 0x007F0000
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#define UNIV_BM_PCI_MISC0_LTIMER 0x0000FF00
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#define UNIV_OF_PCI_MISC0_LTIMER 8
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#define UNIV_PCI_BS 0x010
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#define UNIV_PCI_MISC1 0x03C
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#define UNIV_BM_LSI_CTL_EN 0x80000000
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#define UNIV_BM_LSI_CTL_PWEN 0x40000000
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#define UNIV_BM_LSI_CTL_VDW 0x00C00000
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#define UNIV_OF_LSI_CTL_VDW 22
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#define UNIV_BM_LSI_CTL_VAS 0x00070000
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#define UNIV_OF_LSI_CTL_VAS 16
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#define UNIV_BM_LSI_CTL_PGM 0x0000C000
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#define UNIV_OF_LSI_CTL_PGM 14
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#define UNIV_BM_LSI_CTL_SUPER 0x00003000
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#define UNIV_OF_LSI_CTL_SUPER 12
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#define UNIV_BM_LSI_CTL_VCT 0x00000100
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#define UNIV_BM_LSI_CTL_LAS 0x00000003
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#define UNIV_OF_LSI_CTL_LAS 0
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#define UNIV_BM_LSI_CTL_RESERVED (~ (UNIV_BM_LSI_CTL_EN | UNIV_BM_LSI_CTL_PWEN | UNIV_BM_LSI_CTL_VDW | UNIV_BM_LSI_CTL_VAS | UNIV_BM_LSI_CTL_PGM | UNIV_BM_LSI_CTL_SUPER | UNIV_BM_LSI_CTL_VCT | UNIV_BM_LSI_CTL_LAS))
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#define PCI_SIZE_8 0x0001
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#define PCI_SIZE_16 0x0002
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#define PCI_SIZE_32 0x0003
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#define IOCTL_SET_CTL 0xF001
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#define IOCTL_SET_BS 0xF002
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#define IOCTL_SET_BD 0xF003
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#define IOCTL_SET_TO 0xF004
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#define IOCTL_PCI_SIZE 0xF005
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#define IOCTL_SET_MODE 0xF006
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#define IOCTL_SET_WINT 0xF007 // Wait for interrupt before read
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#define LSI0_CTL 0x0100
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#define LSI0_BS 0x0104
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#define LSI0_BD 0x0108
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#define LSI0_TO 0x010C
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#define LSI1_CTL 0x0114
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#define LSI1_BS 0x0118
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#define LSI1_BD 0x011C
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#define LSI1_TO 0x0120
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#define LSI2_CTL 0x0128
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#define LSI2_BS 0x012C
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#define LSI2_BD 0x0130
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#define LSI2_TO 0x0134
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#define LSI3_CTL 0x013C
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#define LSI3_BS 0x0140
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#define LSI3_BD 0x0144
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#define LSI3_TO 0x0148
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#define LSI4_CTL 0x01A0
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#define LSI4_BS 0x01A4
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#define LSI4_BD 0x01A8
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#define LSI4_TO 0x01AC
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#define LSI5_CTL 0x01B4
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#define LSI5_BS 0x01B8
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#define LSI5_BD 0x01BC
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#define LSI5_TO 0x01C0
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#define LSI6_CTL 0x01C8
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#define LSI6_BS 0x01CC
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#define LSI6_BD 0x01D0
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#define LSI6_TO 0x01D4
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#define LSI7_CTL 0x01DC
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#define LSI7_BS 0x01E0
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#define LSI7_BD 0x01E4
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#define LSI7_TO 0x01E8
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#define SCYC_CTL 0x0170
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#define SCYC_ADDR 0x0174
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#define SCYC_EN 0x0178
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#define SCYC_CMP 0x017C
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#define SCYC_SWP 0x0180
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#define LMISC 0x0184
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#define UNIV_BM_LMISC_CRT 0xF0000000
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#define UNIV_OF_LMISC_CRT 28
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#define UNIV_BM_LMISC_CWT 0x0F000000
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#define UNIV_OF_LMISC_CWT 24
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#define SLSI 0x0188
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#define UNIV_BM_SLSI_EN 0x80000000
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#define UNIV_BM_SLSI_PWEN 0x40000000
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#define UNIV_BM_SLSI_VDW 0x00F00000
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#define UNIV_OF_SLSI_VDW 20
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#define UNIV_BM_SLSI_PGM 0x0000F000
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#define UNIV_OF_SLSI_PGM 12
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#define UNIV_BM_SLSI_SUPER 0x00000F00
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#define UNIV_OF_SLSI_SUPER 8
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#define UNIV_BM_SLSI_BS 0x000000F6
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#define UNIV_OF_SLSI_BS 2
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#define UNIV_BM_SLSI_LAS 0x00000003
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#define UNIV_OF_SLSI_LAS 0
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#define UNIV_BM_SLSI_RESERVED 0x3F0F0000
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#define L_CMDERR 0x018C
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#define LAERR 0x0190
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#define DCTL 0x0200
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#define DTBC 0x0204
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#define DLA 0x0208
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#define DVA 0x0210
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#define DCPP 0x0218
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#define DGCS 0x0220
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#define D_LLUE 0x0224
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#define LINT_EN 0x0300
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#define UNIV_BM_LINT_ACFAIL 0x00008000
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#define UNIV_BM_LINT_SYSFAIL 0x00004000
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#define UNIV_BM_LINT_SW_INT 0x00002000
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#define UNIV_BM_LINT_SW_IACK 0x00001000
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#define UNIV_BM_LINT_VERR 0x00000400
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#define UNIV_BM_LINT_LERR 0x00000200
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#define UNIV_BM_LINT_DMA 0x00000100
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#define UNIV_BM_LINT_LM 0x00F00000
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#define UNIV_BM_LINT_MBOX 0x000F0000
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#define UNIV_BM_LINT_VIRQ 0x000000FE
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#define UNIV_BM_LINT_VIRQ7 0x00000080
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#define UNIV_BM_LINT_VIRQ6 0x00000040
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#define UNIV_BM_LINT_VIRQ5 0x00000020
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#define UNIV_BM_LINT_VIRQ4 0x00000010
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#define UNIV_BM_LINT_VIRQ3 0x00000008
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#define UNIV_BM_LINT_VIRQ2 0x00000004
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#define UNIV_BM_LINT_VIRQ1 0x00000002
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#define UNIV_BM_LINT_VOWN 0x00000001
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#define LINT_STAT 0x0304
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#define LINT_MAP0 0x0308
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#define LINT_MAP1 0x030C
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#define VINT_EN 0x0310
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#define VINT_STAT 0x0314
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#define VINT_MAP0 0x0318
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#define VINT_MAP1 0x031C
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#define STATID 0x0320
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#define V1_STATID 0x0324
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#define V2_STATID 0x0328
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#define V3_STATID 0x032C
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#define V4_STATID 0x0330
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#define V5_STATID 0x0334
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#define V6_STATID 0x0338
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#define V7_STATID 0x033C
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#define LINT_MAP2 0x0340
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#define VINT_MAP2 0x0344
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#define MBOX0 0x0348
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#define MBOX1 0x034C
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#define MBOX2 0x0350
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#define MBOX3 0x0354
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#define SEMA0 0x0358
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#define SEMA1 0x035C
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#define MAST_CTL 0x0400
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#define UNIV_BM_MAST_CTL_MAXRTRY 0xF0000000
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#define UNIV_OF_MAST_CTL_MAXRTRY 28
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#define UNIV_BM_MAST_CTL_PWON 0x0F000000
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#define UNIV_OF_MAST_CTL_PWON 24
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#define UNIV_BM_MAST_CTL_VRL 0x00C00000
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#define UNIV_OF_MAST_CTL_VRL 22
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#define UNIV_BM_MAST_CTL_VRM 0x00200000
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#define UNIV_BM_MAST_CTL_VREL 0x00100000
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#define UNIV_BM_MAST_CTL_VOWN 0x00080000
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#define UNIV_BM_MAST_CTL_VOWN_ACK 0x00040000
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#define UNIV_BM_MAST_CTL_PABS 0x00001000
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#define UNIV_BM_MAST_CTL_BUS_NO 0x0000000F
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#define UNIV_OF_MAST_CTL_BUS_NO 0
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#define MISC_CTL 0x0404
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#define UNIV_BM_MISC_CTL_VBTO 0xF0000000
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#define UNIV_OF_MISC_CTL_VBTO 28
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#define UNIV_BM_MISC_CTL_VARB 0x04000000
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#define UNIV_BM_MISC_CTL_VARBTO 0x03000000
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#define UNIV_OF_MISC_CTL_VARBTO 24
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#define UNIV_BM_MISC_CTL_SW_LRST 0x00800000
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#define UNIV_BM_MISC_CTL_SW_SRST 0x00400000
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#define UNIV_BM_MISC_CTL_BI 0x00100000
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#define UNIV_BM_MISC_CTL_ENGBI 0x00080000
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#define UNIV_BM_MISC_CTL_RESCIND 0x00040000
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#define UNIV_BM_MISC_CTL_SYSCON 0x00020000
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#define UNIV_BM_MISC_CTL_V64AUTO 0x00010000
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#define UNIV_BM_MISC_CTL_RESERVED 0x0820FFFF
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#define MISC_STAT 0x0408
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#define UNIV_BM_MISC_STAT_ENDIAN 0x80000000
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#define UNIV_BM_MISC_STAT_LCLSIZE 0x40000000
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#define UNIV_BM_MISC_STAT_DY4AUTO 0x08000000
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#define UNIV_BM_MISC_STAT_MYBBSY 0x00200000
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#define UNIV_BM_MISC_STAT_DY4DONE 0x00080000
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#define UNIV_BM_MISC_STAT_TXFE 0x00040000
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#define UNIV_BM_MISC_STAT_RXFE 0x00020000
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#define UNIV_BM_MISC_STAT_DY4AUTOID 0x0000FF00
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#define UNIV_OF_MISC_STAT_DY4AUTOID 8
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#define USER_AM 0x040C
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#define VSI0_CTL 0x0F00
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#define VSI0_BS 0x0F04
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#define VSI0_BD 0x0F08
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#define VSI0_TO 0x0F0C
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#define VSI1_CTL 0x0F14
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#define VSI1_BS 0x0F18
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#define VSI1_BD 0x0F1C
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#define VSI1_TO 0x0F20
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#define VSI2_CTL 0x0F28
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#define VSI2_BS 0x0F2C
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#define VSI2_BD 0x0F30
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#define VSI2_TO 0x0F34
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#define VSI3_CTL 0x0F3C
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#define VSI3_BS 0x0F40
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#define VSI3_BD 0x0F44
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#define VSI3_TO 0x0F48
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#define LM_CTL 0x0F64
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#define LM_BS 0x0F68
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#define VRAI_CTL 0x0F70
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#define UNIV_BM_VRAI_CTL_EN 0x80000000
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#define UNIV_BM_VRAI_CTL_PGM 0x00C00000
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#define UNIV_OF_VRAI_CTL_PGM 22
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#define UNIV_BM_VRAI_CTL_SUPER 0x00300000
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#define UNIV_OF_VRAI_CTL_SUPER 20
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#define UNIV_BM_VRAI_CTL_VAS 0x00030000
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#define UNIV_OF_VRAI_CTL_VAS 16
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#define VRAI_BS 0x0F74
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#define VCSR_CTL 0x0F80
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#define VCSR_TO 0x0F84
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#define V_AMERR 0x0F88
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#define VAERR 0x0F8C
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#define VSI4_CTL 0x0F90
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#define VSI4_BS 0x0F94
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#define VSI4_BD 0x0F98
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#define VSI4_TO 0x0F9C
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#define VSI5_CTL 0x0FA4
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#define VSI5_BS 0x0FA8
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#define VSI5_BD 0x0FAC
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#define VSI5_TO 0x0FB0
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#define VSI6_CTL 0x0FB8
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#define VSI6_BS 0x0FBC
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#define VSI6_BD 0x0FC0
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#define VSI6_TO 0x0FC4
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#define VSI7_CTL 0x0FCC
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#define VSI7_BS 0x0FD0
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#define VSI7_BD 0x0FD4
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#define VSI7_TO 0x0FD8
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#define VCSR_CLR 0x0FF4
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#define VCSR_SET 0x0FF8
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#define VCSR_BS 0x0FFC
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// DMA General Control/Status Register DGCS (0x220)
|
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// 32-24 || GO | STOPR | HALTR | 0 || CHAIN | 0 | 0 | 0 ||
|
||||
// 23-16 || VON || VOFF ||
|
||||
// 15-08 || ACT | STOP | HALT | 0 || DONE | LERR | VERR | P_ERR ||
|
||||
// 07-00 || 0 | INT_S | INT_H | 0 || I_DNE | I_LER | I_VER | I_PER ||
|
||||
|
||||
// VON - Length Per DMA VMEBus Transfer
|
||||
// 0000 = None
|
||||
// 0001 = 256 Bytes
|
||||
// 0010 = 512
|
||||
// 0011 = 1024
|
||||
// 0100 = 2048
|
||||
// 0101 = 4096
|
||||
// 0110 = 8192
|
||||
// 0111 = 16384
|
||||
|
||||
// VOFF - wait between DMA tenures
|
||||
// 0000 = 0 us
|
||||
// 0001 = 16
|
||||
// 0010 = 32
|
||||
// 0011 = 64
|
||||
// 0100 = 128
|
||||
// 0101 = 256
|
||||
// 0110 = 512
|
||||
// 0111 = 1024
|
||||
|
||||
#endif /* _ca91c042_h */
|
||||
Loading…
Reference in New Issue