• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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__
73