xref: /titanic_41/usr/src/uts/sun4v/io/px/px_lib4v.h (revision 749f21d359d8fbd020c974a1a5227316221bfc9c)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef _SYS_PX_LIB4V_H
28 #define	_SYS_PX_LIB4V_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 /*
33  * SUN4V IO API - Version 1.11
34  */
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 /*
41  * The device handle uniquely identifies a SUN4V device.
42  * It consists of the lower 28-bits of the hi-cell of the
43  * first entry of the SUN4V device's "reg" property as
44  * defined by the SUN4V Bus Binding to Open Firmware.
45  */
46 #define	DEVHDLE_MASK	0xFFFFFFF
47 
48 /* PX BDF Shift in a Phyiscal Address - used FMA Fabric only */
49 #define	PX_RA_BDF_SHIFT			8
50 
51 #define	PX_ADDR2PFN(addr, index, flag, i) \
52 	((flag == MMU_MAP_MP) ? \
53 	PX_GET_MP_PFN((ddi_dma_impl_t *)(addr), (index + i)) : \
54 	hat_getpfnum(kas.a_hat, ((caddr_t)addr + (MMU_PAGE_SIZE * i))))
55 
56 extern uint64_t hvio_config_get(devhandle_t dev_hdl, pci_device_t bdf,
57     pci_config_offset_t off, pci_config_size_t size, pci_cfg_data_t *data_p);
58 extern uint64_t hvio_config_put(devhandle_t dev_hdl, pci_device_t bdf,
59     pci_config_offset_t off, pci_config_size_t size, pci_cfg_data_t data);
60 
61 extern uint64_t hvio_iommu_map(devhandle_t dev_hdl, tsbid_t tsbid,
62     pages_t pages, io_attributes_t io_attributes,
63     io_page_list_t *io_page_list_p, pages_t *pages_mapped);
64 extern uint64_t hvio_iommu_demap(devhandle_t dev_hdl, tsbid_t tsbid,
65     pages_t pages, pages_t *pages_demapped);
66 extern uint64_t hvio_iommu_getmap(devhandle_t dev_hdl, tsbid_t tsbid,
67     io_attributes_t *attributes_p, r_addr_t *r_addr_p);
68 extern uint64_t hvio_iommu_getbypass(devhandle_t dev_hdl, r_addr_t ra,
69     io_attributes_t io_attributes, io_addr_t *io_addr_p);
70 extern uint64_t hvio_dma_sync(devhandle_t dev_hdl, r_addr_t ra,
71     size_t num_bytes, io_sync_direction_t io_sync_direction,
72     size_t *bytes_synched);
73 
74 /*
75  * MSIQ Functions:
76  */
77 extern uint64_t hvio_msiq_conf(devhandle_t dev_hdl, msiqid_t msiq_id,
78     r_addr_t ra, uint_t msiq_rec_cnt);
79 extern uint64_t hvio_msiq_info(devhandle_t dev_hdl, msiqid_t msiq_id,
80     r_addr_t *ra_p, uint_t *msiq_rec_cnt_p);
81 extern uint64_t hvio_msiq_getvalid(devhandle_t dev_hdl, msiqid_t msiq_id,
82     pci_msiq_valid_state_t *msiq_valid_state);
83 extern uint64_t hvio_msiq_setvalid(devhandle_t dev_hdl, msiqid_t msiq_id,
84     pci_msiq_valid_state_t msiq_valid_state);
85 extern uint64_t hvio_msiq_getstate(devhandle_t dev_hdl, msiqid_t msiq_id,
86     pci_msiq_state_t *msiq_state);
87 extern uint64_t hvio_msiq_setstate(devhandle_t dev_hdl, msiqid_t msiq_id,
88     pci_msiq_state_t msiq_state);
89 extern uint64_t hvio_msiq_gethead(devhandle_t dev_hdl, msiqid_t msiq_id,
90     msiqhead_t *msiq_head);
91 extern uint64_t hvio_msiq_sethead(devhandle_t dev_hdl, msiqid_t msiq_id,
92     msiqhead_t msiq_head);
93 extern uint64_t hvio_msiq_gettail(devhandle_t dev_hdl, msiqid_t msiq_id,
94     msiqtail_t *msiq_tail);
95 
96 /*
97  * MSI Functions:
98  */
99 extern uint64_t hvio_msi_getmsiq(devhandle_t dev_hdl, msinum_t msi_num,
100     msiqid_t *msiq_id);
101 extern uint64_t hvio_msi_setmsiq(devhandle_t dev_hdl, msinum_t msi_num,
102     msiqid_t msiq_id, msi_type_t msitype);
103 extern uint64_t hvio_msi_getvalid(devhandle_t dev_hdl, msinum_t msi_num,
104     pci_msi_valid_state_t *msi_valid_state);
105 extern uint64_t hvio_msi_setvalid(devhandle_t dev_hdl, msinum_t msi_num,
106     pci_msi_valid_state_t msi_valid_state);
107 extern uint64_t hvio_msi_getstate(devhandle_t dev_hdl, msinum_t msi_num,
108     pci_msi_state_t *msi_state);
109 extern uint64_t hvio_msi_setstate(devhandle_t dev_hdl, msinum_t msi_num,
110     pci_msi_state_t msi_state);
111 
112 /*
113  * MSG Functions:
114  */
115 extern uint64_t hvio_msg_getmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
116     msiqid_t *msiq_id);
117 extern uint64_t hvio_msg_setmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
118     msiqid_t msiq_id);
119 extern uint64_t hvio_msg_getvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
120     pcie_msg_valid_state_t *msg_valid_state);
121 extern uint64_t hvio_msg_setvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
122     pcie_msg_valid_state_t msg_valid_state);
123 
124 typedef struct px_config_acc_pvt {
125 	dev_info_t *dip;
126 	uint32_t raddr;
127 	uint32_t vaddr;
128 } px_config_acc_pvt_t;
129 
130 /*
131  * Peek/poke functionality:
132  */
133 
134 extern uint64_t hvio_peek(devhandle_t dev_hdl, r_addr_t ra, size_t size,
135     uint32_t *status, uint64_t *data_p);
136 extern uint64_t hvio_poke(devhandle_t dev_hdl, r_addr_t ra, size_t size,
137     uint64_t data, pci_device_t bdf, uint32_t *wrt_stat);
138 
139 /*
140  * Priviledged physical access:
141  */
142 extern uint64_t hv_ra2pa(uint64_t ra);
143 extern uint64_t hv_hpriv(void *func, uint64_t arg1, uint64_t arg2,
144     uint64_t arg3);
145 
146 #ifdef	__cplusplus
147 }
148 #endif
149 
150 #endif	/* _SYS_PX_LIB4V_H */
151