diff options
Diffstat (limited to 'drivers/ipack/carriers/tpci200.h')
-rw-r--r-- | drivers/ipack/carriers/tpci200.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/drivers/ipack/carriers/tpci200.h b/drivers/ipack/carriers/tpci200.h new file mode 100644 index 000000000000..8d9be277b34d --- /dev/null +++ b/drivers/ipack/carriers/tpci200.h | |||
@@ -0,0 +1,168 @@ | |||
1 | /** | ||
2 | * tpci200.h | ||
3 | * | ||
4 | * driver for the carrier TEWS TPCI-200 | ||
5 | * | ||
6 | * Copyright (C) 2009-2012 CERN (www.cern.ch) | ||
7 | * Author: Nicolas Serafini, EIC2 SA | ||
8 | * Author: Samuel Iglesias Gonsalvez <siglesias@igalia.com> | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify it | ||
11 | * under the terms of the GNU General Public License as published by the Free | ||
12 | * Software Foundation; version 2 of the License. | ||
13 | */ | ||
14 | |||
15 | #ifndef _TPCI200_H_ | ||
16 | #define _TPCI200_H_ | ||
17 | |||
18 | #include <linux/limits.h> | ||
19 | #include <linux/pci.h> | ||
20 | #include <linux/spinlock.h> | ||
21 | #include <linux/swab.h> | ||
22 | #include <linux/io.h> | ||
23 | |||
24 | #include "../ipack.h" | ||
25 | |||
26 | #define TPCI200_NB_SLOT 0x4 | ||
27 | #define TPCI200_NB_BAR 0x6 | ||
28 | |||
29 | #define TPCI200_VENDOR_ID 0x1498 | ||
30 | #define TPCI200_DEVICE_ID 0x30C8 | ||
31 | #define TPCI200_SUBVENDOR_ID 0x1498 | ||
32 | #define TPCI200_SUBDEVICE_ID 0x300A | ||
33 | |||
34 | #define TPCI200_CFG_MEM_BAR 0 | ||
35 | #define TPCI200_IP_INTERFACE_BAR 2 | ||
36 | #define TPCI200_IO_ID_INT_SPACES_BAR 3 | ||
37 | #define TPCI200_MEM16_SPACE_BAR 4 | ||
38 | #define TPCI200_MEM8_SPACE_BAR 5 | ||
39 | |||
40 | struct tpci200_regs { | ||
41 | __le16 revision; | ||
42 | /* writes to control should occur with the mutex held to protect | ||
43 | * read-modify-write operations */ | ||
44 | __le16 control[4]; | ||
45 | __le16 reset; | ||
46 | __le16 status; | ||
47 | u8 reserved[242]; | ||
48 | } __packed; | ||
49 | |||
50 | #define TPCI200_IFACE_SIZE 0x100 | ||
51 | |||
52 | #define TPCI200_IO_SPACE_OFF 0x0000 | ||
53 | #define TPCI200_IO_SPACE_INTERVAL 0x0100 | ||
54 | #define TPCI200_IO_SPACE_SIZE 0x0080 | ||
55 | #define TPCI200_ID_SPACE_OFF 0x0080 | ||
56 | #define TPCI200_ID_SPACE_INTERVAL 0x0100 | ||
57 | #define TPCI200_ID_SPACE_SIZE 0x0040 | ||
58 | #define TPCI200_INT_SPACE_OFF 0x00C0 | ||
59 | #define TPCI200_INT_SPACE_INTERVAL 0x0100 | ||
60 | #define TPCI200_INT_SPACE_SIZE 0x0040 | ||
61 | #define TPCI200_IOIDINT_SIZE 0x0400 | ||
62 | |||
63 | #define TPCI200_MEM8_SPACE_INTERVAL 0x00400000 | ||
64 | #define TPCI200_MEM8_SPACE_SIZE 0x00400000 | ||
65 | #define TPCI200_MEM16_SPACE_INTERVAL 0x00800000 | ||
66 | #define TPCI200_MEM16_SPACE_SIZE 0x00800000 | ||
67 | |||
68 | /* control field in tpci200_regs */ | ||
69 | #define TPCI200_INT0_EN 0x0040 | ||
70 | #define TPCI200_INT1_EN 0x0080 | ||
71 | #define TPCI200_INT0_EDGE 0x0010 | ||
72 | #define TPCI200_INT1_EDGE 0x0020 | ||
73 | #define TPCI200_ERR_INT_EN 0x0008 | ||
74 | #define TPCI200_TIME_INT_EN 0x0004 | ||
75 | #define TPCI200_RECOVER_EN 0x0002 | ||
76 | #define TPCI200_CLK32 0x0001 | ||
77 | |||
78 | /* reset field in tpci200_regs */ | ||
79 | #define TPCI200_A_RESET 0x0001 | ||
80 | #define TPCI200_B_RESET 0x0002 | ||
81 | #define TPCI200_C_RESET 0x0004 | ||
82 | #define TPCI200_D_RESET 0x0008 | ||
83 | |||
84 | /* status field in tpci200_regs */ | ||
85 | #define TPCI200_A_TIMEOUT 0x1000 | ||
86 | #define TPCI200_B_TIMEOUT 0x2000 | ||
87 | #define TPCI200_C_TIMEOUT 0x4000 | ||
88 | #define TPCI200_D_TIMEOUT 0x8000 | ||
89 | |||
90 | #define TPCI200_A_ERROR 0x0100 | ||
91 | #define TPCI200_B_ERROR 0x0200 | ||
92 | #define TPCI200_C_ERROR 0x0400 | ||
93 | #define TPCI200_D_ERROR 0x0800 | ||
94 | |||
95 | #define TPCI200_A_INT0 0x0001 | ||
96 | #define TPCI200_A_INT1 0x0002 | ||
97 | #define TPCI200_B_INT0 0x0004 | ||
98 | #define TPCI200_B_INT1 0x0008 | ||
99 | #define TPCI200_C_INT0 0x0010 | ||
100 | #define TPCI200_C_INT1 0x0020 | ||
101 | #define TPCI200_D_INT0 0x0040 | ||
102 | #define TPCI200_D_INT1 0x0080 | ||
103 | |||
104 | #define TPCI200_SLOT_INT_MASK 0x00FF | ||
105 | |||
106 | /* PCI Configuration registers. The PCI bridge is a PLX Technology PCI9030. */ | ||
107 | #define LAS1_DESC 0x2C | ||
108 | #define LAS2_DESC 0x30 | ||
109 | |||
110 | /* Bits in the LAS?_DESC registers */ | ||
111 | #define LAS_BIT_BIGENDIAN 24 | ||
112 | |||
113 | #define VME_IOID_SPACE "IOID" | ||
114 | #define VME_MEM_SPACE "MEM" | ||
115 | |||
116 | /** | ||
117 | * struct slot_irq - slot IRQ definition. | ||
118 | * @vector Vector number | ||
119 | * @handler Handler called when IRQ arrives | ||
120 | * @arg Handler argument | ||
121 | * | ||
122 | */ | ||
123 | struct slot_irq { | ||
124 | struct ipack_device *holder; | ||
125 | int vector; | ||
126 | irqreturn_t (*handler)(void *); | ||
127 | void *arg; | ||
128 | }; | ||
129 | |||
130 | /** | ||
131 | * struct tpci200_slot - data specific to the tpci200 slot. | ||
132 | * @slot_id Slot identification gived to external interface | ||
133 | * @irq Slot IRQ infos | ||
134 | * @io_phys IO physical base address register of the slot | ||
135 | * @id_phys ID physical base address register of the slot | ||
136 | * @int_phys INT physical base address register of the slot | ||
137 | * @mem_phys MEM physical base address register of the slot | ||
138 | * | ||
139 | */ | ||
140 | struct tpci200_slot { | ||
141 | struct slot_irq *irq; | ||
142 | }; | ||
143 | |||
144 | /** | ||
145 | * struct tpci200_infos - informations specific of the TPCI200 tpci200. | ||
146 | * @pci_dev PCI device | ||
147 | * @interface_regs Pointer to IP interface space (Bar 2) | ||
148 | * @ioidint_space Pointer to IP ID, IO and INT space (Bar 3) | ||
149 | * @mem8_space Pointer to MEM space (Bar 4) | ||
150 | * | ||
151 | */ | ||
152 | struct tpci200_infos { | ||
153 | struct pci_dev *pdev; | ||
154 | struct pci_device_id *id_table; | ||
155 | struct tpci200_regs __iomem *interface_regs; | ||
156 | void __iomem *cfg_regs; | ||
157 | struct ipack_bus_device *ipack_bus; | ||
158 | }; | ||
159 | struct tpci200_board { | ||
160 | unsigned int number; | ||
161 | struct mutex mutex; | ||
162 | spinlock_t regs_lock; | ||
163 | struct tpci200_slot *slots; | ||
164 | struct tpci200_infos *info; | ||
165 | phys_addr_t mod_mem[IPACK_SPACE_COUNT]; | ||
166 | }; | ||
167 | |||
168 | #endif /* _TPCI200_H_ */ | ||