include/asm-ia64/sn/tiocx.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (c) 2005 Silicon Graphics, Inc. All rights reserved.
   7  */
   8
   9 #ifndef _ASM_IA64_SN_TIO_TIOCX_H
  10 #define _ASM_IA64_SN_TIO_TIOCX_H
  11
  12 #ifdef __KERNEL__
  13
  14 struct cx_id_s {
  15         unsigned int part_num;
  16         unsigned int mfg_num;
  17         int nasid;
  18 };
  19
  20 struct cx_dev {
  21         struct cx_id_s cx_id;
  22         int bt;                         /* board/blade type */
  23         void *soft;                     /* driver specific */
  24         struct hubdev_info *hubdev;
  25         struct device dev;
  26         struct cx_drv *driver;
  27 };
  28
  29 struct cx_device_id {
  30         unsigned int part_num;
  31         unsigned int mfg_num;
  32 };
  33
  34 struct cx_drv {
  35         char *name;
  36         const struct cx_device_id *id_table;
  37         struct device_driver driver;
  38         int (*probe) (struct cx_dev * dev, const struct cx_device_id * id);
  39         int (*remove) (struct cx_dev * dev);
  40 };
  41
  42 /* create DMA address by stripping AS bits */
  43 #define TIOCX_DMA_ADDR(a) (u64)((u64)(a) & 0xffffcfffffffffUL)
  44
  45 #define TIOCX_TO_TIOCX_DMA_ADDR(a) (u64)(((u64)(a) & 0xfffffffff) |  \
  46                                   ((((u64)(a)) & 0xffffc000000000UL) <<2))
  47
  48 #define TIO_CE_ASIC_PARTNUM 0xce00
  49 #define TIOCX_CORELET 3
  50
  51 /* These are taken from tio_mmr_as.h */
  52 #define TIO_ICE_FRZ_CFG               TIO_MMR_ADDR_MOD(0x00000000b0008100UL)
  53 #define TIO_ICE_PMI_TX_CFG            TIO_MMR_ADDR_MOD(0x00000000b000b100UL)
  54 #define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3 TIO_MMR_ADDR_MOD(0x00000000b000be18UL)
  55 #define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3_CREDIT_CNT_MASK 0x000000000000000fUL
  56
  57 #define to_cx_dev(n) container_of(n, struct cx_dev, dev)
  58 #define to_cx_driver(drv) container_of(drv, struct cx_drv, driver)
  59
  60 extern struct sn_irq_info *tiocx_irq_alloc(nasid_t, int, int, nasid_t, int);
  61 extern void tiocx_irq_free(struct sn_irq_info *);
  62 extern int cx_device_unregister(struct cx_dev *);
  63 extern int cx_device_register(nasid_t, int, int, struct hubdev_info *, int);
  64 extern int cx_driver_unregister(struct cx_drv *);
  65 extern int cx_driver_register(struct cx_drv *);
  66 extern u64 tiocx_dma_addr(u64 addr);
  67 extern u64 tiocx_swin_base(int nasid);
  68 extern void tiocx_mmr_store(int nasid, u64 offset, u64 value);
  69 extern u64 tiocx_mmr_load(int nasid, u64 offset);
  70
  71 #endif                          //  __KERNEL__
  72 #endif                          // _ASM_IA64_SN_TIO_TIOCX__