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lbc.h (195799) lbc.h (209908)
1/*-
2 * Copyright (c) 2006-2008, Juniper Networks, Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *

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18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
1/*-
2 * Copyright (c) 2006-2008, Juniper Networks, Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *

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18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/powerpc/mpc85xx/lbc.h 195799 2009-07-21 08:38:45Z raj $
26 * $FreeBSD: head/sys/powerpc/mpc85xx/lbc.h 209908 2010-07-11 21:08:29Z raj $
27 */
28
29#ifndef _MACHINE_LBC_H_
30#define _MACHINE_LBC_H_
31
27 */
28
29#ifndef _MACHINE_LBC_H_
30#define _MACHINE_LBC_H_
31
32#define LBC_IVAR_DEVTYPE 1
33
34/* Maximum number of devices on Local Bus */
35#define LBC_DEV_MAX 8
36
32/* Maximum number of devices on Local Bus */
33#define LBC_DEV_MAX 8
34
37/* Device types. */
38#define LBC_DEVTYPE_CFI 1
39#define LBC_DEVTYPE_RTC 2
40
41/* Local access registers */
42#define LBC85XX_BR(n) (8 * n)
43#define LBC85XX_OR(n) (4 + (8 * n))
44#define LBC85XX_LBCR (0xd0)
45#define LBC85XX_LCRR (0xd4)
46
47/* LBC machine select */
48#define LBCRES_MSEL_GPCM 0

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56#define LBCRES_DECC_NORMAL 1
57#define LBCRES_DECC_RMW 2
58
59/* LBC atomic operation modes */
60#define LBCRES_ATOM_DISABLED 0
61#define LBCRES_ATOM_RAWA 1
62#define LBCRES_ATOM_WARA 2
63
35/* Local access registers */
36#define LBC85XX_BR(n) (8 * n)
37#define LBC85XX_OR(n) (4 + (8 * n))
38#define LBC85XX_LBCR (0xd0)
39#define LBC85XX_LCRR (0xd4)
40
41/* LBC machine select */
42#define LBCRES_MSEL_GPCM 0

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50#define LBCRES_DECC_NORMAL 1
51#define LBCRES_DECC_RMW 2
52
53/* LBC atomic operation modes */
54#define LBCRES_ATOM_DISABLED 0
55#define LBCRES_ATOM_RAWA 1
56#define LBCRES_ATOM_WARA 2
57
64struct lbc_resource {
65 int lbr_devtype; /* LBC device type */
66 int lbr_unit; /* Resource table entry number */
67 vm_paddr_t lbr_base_addr; /* Device mem region base address */
68 size_t lbr_size; /* Device mem region size */
69 int lbr_port_size; /* Data bus width */
70 uint8_t lbr_msel; /* LBC machine select */
71 uint8_t lbr_decc; /* Data error checking mode */
72 uint8_t lbr_atom; /* Atomic operation mode */
73 uint8_t lbr_wp; /* Write protect */
58struct lbc_bank {
59 u_long pa; /* physical addr of the bank */
60 u_long size; /* bank size */
61 vm_offset_t va; /* VA of the bank */
62
63 /*
64 * XXX the following bank attributes do not have properties specified
65 * in the LBC DTS bindings yet (11.2009), so they are mainly a
66 * placeholder for future extensions.
67 */
68 int width; /* data bus width */
69 uint8_t msel; /* machine select */
70 uint8_t atom; /* atomic op mode */
71 uint8_t wp; /* write protect */
72 uint8_t decc; /* data error checking */
74};
75
73};
74
76extern const struct lbc_resource mpc85xx_lbc_resources[];
75struct lbc_softc {
76 device_t sc_dev;
77 struct resource *sc_res;
78 bus_space_handle_t sc_bsh;
79 bus_space_tag_t sc_bst;
80 int sc_rid;
77
81
82 struct rman sc_rman;
83
84 int sc_addr_cells;
85 int sc_size_cells;
86
87 struct lbc_bank sc_banks[LBC_DEV_MAX];
88};
89
90struct lbc_devinfo {
91 struct ofw_bus_devinfo di_ofw;
92 struct resource_list di_res;
93 int di_bank;
94};
95
78#endif /* _MACHINE_LBC_H_ */
96#endif /* _MACHINE_LBC_H_ */