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164 lines
4.8 KiB
164 lines
4.8 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/** |
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* tpci200.h |
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* |
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* driver for the carrier TEWS TPCI-200 |
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* |
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* Copyright (C) 2009-2012 CERN (www.cern.ch) |
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* Author: Nicolas Serafini, EIC2 SA |
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* Author: Samuel Iglesias Gonsalvez <[email protected]> |
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*/ |
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#ifndef _TPCI200_H_ |
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#define _TPCI200_H_ |
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#include <linux/limits.h> |
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#include <linux/pci.h> |
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#include <linux/spinlock.h> |
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#include <linux/swab.h> |
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#include <linux/io.h> |
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#include <linux/ipack.h> |
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#define TPCI200_NB_SLOT 0x4 |
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#define TPCI200_NB_BAR 0x6 |
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#define TPCI200_VENDOR_ID 0x1498 |
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#define TPCI200_DEVICE_ID 0x30C8 |
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#define TPCI200_SUBVENDOR_ID 0x1498 |
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#define TPCI200_SUBDEVICE_ID 0x300A |
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#define TPCI200_CFG_MEM_BAR 0 |
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#define TPCI200_IP_INTERFACE_BAR 2 |
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#define TPCI200_IO_ID_INT_SPACES_BAR 3 |
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#define TPCI200_MEM16_SPACE_BAR 4 |
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#define TPCI200_MEM8_SPACE_BAR 5 |
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struct tpci200_regs { |
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__le16 revision; |
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/* writes to control should occur with the mutex held to protect |
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* read-modify-write operations */ |
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__le16 control[4]; |
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__le16 reset; |
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__le16 status; |
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u8 reserved[242]; |
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} __packed; |
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#define TPCI200_IFACE_SIZE 0x100 |
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#define TPCI200_IO_SPACE_OFF 0x0000 |
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#define TPCI200_IO_SPACE_INTERVAL 0x0100 |
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#define TPCI200_IO_SPACE_SIZE 0x0080 |
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#define TPCI200_ID_SPACE_OFF 0x0080 |
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#define TPCI200_ID_SPACE_INTERVAL 0x0100 |
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#define TPCI200_ID_SPACE_SIZE 0x0040 |
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#define TPCI200_INT_SPACE_OFF 0x00C0 |
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#define TPCI200_INT_SPACE_INTERVAL 0x0100 |
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#define TPCI200_INT_SPACE_SIZE 0x0040 |
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#define TPCI200_IOIDINT_SIZE 0x0400 |
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#define TPCI200_MEM8_SPACE_INTERVAL 0x00400000 |
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#define TPCI200_MEM8_SPACE_SIZE 0x00400000 |
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#define TPCI200_MEM16_SPACE_INTERVAL 0x00800000 |
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#define TPCI200_MEM16_SPACE_SIZE 0x00800000 |
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/* control field in tpci200_regs */ |
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#define TPCI200_INT0_EN 0x0040 |
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#define TPCI200_INT1_EN 0x0080 |
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#define TPCI200_INT0_EDGE 0x0010 |
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#define TPCI200_INT1_EDGE 0x0020 |
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#define TPCI200_ERR_INT_EN 0x0008 |
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#define TPCI200_TIME_INT_EN 0x0004 |
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#define TPCI200_RECOVER_EN 0x0002 |
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#define TPCI200_CLK32 0x0001 |
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/* reset field in tpci200_regs */ |
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#define TPCI200_A_RESET 0x0001 |
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#define TPCI200_B_RESET 0x0002 |
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#define TPCI200_C_RESET 0x0004 |
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#define TPCI200_D_RESET 0x0008 |
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/* status field in tpci200_regs */ |
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#define TPCI200_A_TIMEOUT 0x1000 |
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#define TPCI200_B_TIMEOUT 0x2000 |
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#define TPCI200_C_TIMEOUT 0x4000 |
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#define TPCI200_D_TIMEOUT 0x8000 |
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#define TPCI200_A_ERROR 0x0100 |
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#define TPCI200_B_ERROR 0x0200 |
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#define TPCI200_C_ERROR 0x0400 |
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#define TPCI200_D_ERROR 0x0800 |
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#define TPCI200_A_INT0 0x0001 |
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#define TPCI200_A_INT1 0x0002 |
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#define TPCI200_B_INT0 0x0004 |
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#define TPCI200_B_INT1 0x0008 |
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#define TPCI200_C_INT0 0x0010 |
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#define TPCI200_C_INT1 0x0020 |
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#define TPCI200_D_INT0 0x0040 |
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#define TPCI200_D_INT1 0x0080 |
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#define TPCI200_SLOT_INT_MASK 0x00FF |
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/* PCI Configuration registers. The PCI bridge is a PLX Technology PCI9030. */ |
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#define LAS1_DESC 0x2C |
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#define LAS2_DESC 0x30 |
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/* Bits in the LAS?_DESC registers */ |
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#define LAS_BIT_BIGENDIAN 24 |
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#define VME_IOID_SPACE "IOID" |
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#define VME_MEM_SPACE "MEM" |
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/** |
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* struct slot_irq - slot IRQ definition. |
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* @vector Vector number |
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* @handler Handler called when IRQ arrives |
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* @arg Handler argument |
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* |
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*/ |
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struct slot_irq { |
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struct ipack_device *holder; |
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int vector; |
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irqreturn_t (*handler)(void *); |
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void *arg; |
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}; |
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/** |
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* struct tpci200_slot - data specific to the tpci200 slot. |
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* @slot_id Slot identification gived to external interface |
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* @irq Slot IRQ infos |
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* @io_phys IO physical base address register of the slot |
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* @id_phys ID physical base address register of the slot |
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* @int_phys INT physical base address register of the slot |
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* @mem_phys MEM physical base address register of the slot |
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* |
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*/ |
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struct tpci200_slot { |
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struct slot_irq *irq; |
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}; |
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/** |
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* struct tpci200_infos - informations specific of the TPCI200 tpci200. |
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* @pci_dev PCI device |
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* @interface_regs Pointer to IP interface space (Bar 2) |
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* @ioidint_space Pointer to IP ID, IO and INT space (Bar 3) |
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* @mem8_space Pointer to MEM space (Bar 4) |
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* |
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*/ |
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struct tpci200_infos { |
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struct pci_dev *pdev; |
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struct pci_device_id *id_table; |
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struct tpci200_regs __iomem *interface_regs; |
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void __iomem *cfg_regs; |
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struct ipack_bus_device *ipack_bus; |
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}; |
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struct tpci200_board { |
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unsigned int number; |
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struct mutex mutex; |
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spinlock_t regs_lock; |
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struct tpci200_slot *slots; |
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struct tpci200_infos *info; |
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phys_addr_t mod_mem[IPACK_SPACE_COUNT]; |
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}; |
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#endif /* _TPCI200_H_ */
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