[3bb4122] | 1 | /* |
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| 2 | * GRSPW ROUTER APB-Register Driver. |
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| 3 | * |
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| 4 | * COPYRIGHT (c) 2010. |
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| 5 | * Cobham Gaisler AB. |
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| 6 | * |
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| 7 | * The license and distribution terms for this file may be |
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| 8 | * found in the file LICENSE in this distribution or at |
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| 9 | * http://www.rtems.com/license/LICENSE. |
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| 10 | */ |
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| 11 | |
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| 12 | #ifndef __GRSPW_ROUTER_H__ |
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| 13 | #define __GRSPW_ROUTER_H__ |
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| 14 | |
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| 15 | /* Hardware Information */ |
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| 16 | struct router_hw_info { |
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| 17 | unsigned char nports_spw; |
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| 18 | unsigned char nports_amba; |
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| 19 | unsigned char nports_fifo; |
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| 20 | char timers_avail; |
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| 21 | char pnp_avail; |
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| 22 | unsigned char ver_major; |
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| 23 | unsigned char ver_minor; |
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| 24 | unsigned char ver_patch; |
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| 25 | unsigned char iid; |
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| 26 | }; |
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| 27 | |
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| 28 | #define ROUTER_FLG_CFG 0x01 |
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| 29 | #define ROUTER_FLG_IID 0x02 |
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| 30 | #define ROUTER_FLG_IDIV 0x04 |
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| 31 | #define ROUTER_FLG_TPRES 0x08 |
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| 32 | #define ROUTER_FLG_TRLD 0x10 |
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| 33 | #define ROUTER_FLG_ALL 0x1f /* All Above Flags */ |
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| 34 | |
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| 35 | struct router_config { |
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| 36 | unsigned int flags; /* Determine what configuration should be updated */ |
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| 37 | |
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| 38 | /* Router Configuration Register */ |
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| 39 | unsigned int config; |
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| 40 | |
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| 41 | /* Set Instance ID */ |
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| 42 | unsigned char iid; |
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| 43 | |
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| 44 | /* SpaceWire Link Initialization Clock Divisor */ |
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| 45 | unsigned char idiv; |
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| 46 | |
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| 47 | /* Timer Prescaler and Reload */ |
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| 48 | unsigned int timer_prescaler; |
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| 49 | unsigned int timer_reload[32]; |
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| 50 | }; |
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| 51 | |
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| 52 | /* Logical routing table */ |
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| 53 | struct router_routes { |
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| 54 | unsigned int route[224]; |
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| 55 | }; |
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| 56 | |
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| 57 | /* Port Setup, see register definitions for "Port setup register" */ |
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| 58 | struct router_ps { |
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| 59 | unsigned int ps[31]; /* Port Setup for ports 1-31 */ |
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| 60 | unsigned int ps_logical[224]; /* Port setup for locgical addresses 32-255 */ |
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| 61 | }; |
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| 62 | |
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| 63 | /* Set/Get Port Control/Status */ |
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| 64 | #define ROUTER_PORTFLG_SET_CTRL 0x01 |
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| 65 | #define ROUTER_PORTFLG_GET_CTRL 0x02 |
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| 66 | #define ROUTER_PORTFLG_SET_STS 0x04 |
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| 67 | #define ROUTER_PORTFLG_GET_STS 0x08 |
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| 68 | struct router_port { |
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| 69 | unsigned int flag; |
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| 70 | int port; |
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| 71 | unsigned int ctrl; |
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| 72 | unsigned int sts; |
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| 73 | }; |
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| 74 | |
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| 75 | /* Get Hardware support/information available */ |
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| 76 | #define GRSPWR_IOCTL_HWINFO 0x01 /* OUT: struct router_hw_info */ |
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| 77 | |
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| 78 | /* Router Configuration */ |
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| 79 | #define GRSPWR_IOCTL_CFG_SET 0x02 /* IN: struct router_config */ |
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| 80 | #define GRSPWR_IOCTL_CFG_GET 0x03 /* OUT: struct router_config */ |
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| 81 | |
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| 82 | /* Routes */ |
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| 83 | #define GRSPWR_IOCTL_ROUTES_SET 0x04 /* IN: struct router_routes */ |
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| 84 | #define GRSPWR_IOCTL_ROUTES_GET 0x05 /* OUT: struct router_routes */ |
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| 85 | |
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| 86 | /* Port Setup */ |
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| 87 | #define GRSPWR_IOCTL_PS_SET 0x06 /* IN: struct router_ps */ |
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| 88 | #define GRSPWR_IOCTL_PS_GET 0x07 /* OUT: struct router_ps */ |
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| 89 | |
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| 90 | /* Set configuration write enable */ |
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| 91 | #define GRSPWR_IOCTL_WE_SET 0x08 /* INT: int */ |
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| 92 | |
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| 93 | /* Set/Get Port Control/Status */ |
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| 94 | #define GRSPWR_IOCTL_PORT 0x09 /* IN/OUT: struct router_port */ |
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| 95 | |
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| 96 | /* Set Router Configuration/Status Register */ |
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| 97 | #define GRSPWR_IOCTL_CFGSTS_SET 0x0a /* IN: unsigned int */ |
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| 98 | /* Get Router Configuration/Status Register */ |
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| 99 | #define GRSPWR_IOCTL_CFGSTS_GET 0x0b /* OUT: unsigned int */ |
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| 100 | |
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| 101 | /* Get Current Time-Code Register */ |
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| 102 | #define GRSPWR_IOCTL_TC_GET 0x0c /* OUT: unsigned int */ |
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| 103 | |
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| 104 | #endif |
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