xref: /titanic_41/usr/src/uts/sun4v/io/px/px_lib4v.h (revision 159d09a20817016f09b3ea28d1bdada4a336bb91)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _SYS_PX_LIB4V_H
27 #define	_SYS_PX_LIB4V_H
28 
29 #ifdef	__cplusplus
30 extern "C" {
31 #endif
32 
33 /*
34  * Fasttrap numbers for VPCI hypervisor functions.
35  */
36 
37 #define	HVIO_IOMMU_MAP		0xb0
38 #define	HVIO_IOMMU_DEMAP	0xb1
39 #define	HVIO_IOMMU_GETMAP	0xb2
40 #define	HVIO_IOMMU_GETBYPASS	0xb3
41 
42 #define	HVIO_CONFIG_GET		0xb4
43 #define	HVIO_CONFIG_PUT		0xb5
44 
45 #define	HVIO_PEEK		0xb6
46 #define	HVIO_POKE		0xb7
47 
48 #define	HVIO_DMA_SYNC		0xb8
49 
50 #define	HVIO_MSIQ_CONF		0xc0
51 #define	HVIO_MSIQ_INFO		0xc1
52 #define	HVIO_MSIQ_GETVALID	0xc2
53 #define	HVIO_MSIQ_SETVALID	0xc3
54 #define	HVIO_MSIQ_GETSTATE	0xc4
55 #define	HVIO_MSIQ_SETSTATE	0xc5
56 #define	HVIO_MSIQ_GETHEAD	0xc6
57 #define	HVIO_MSIQ_SETHEAD	0xc7
58 #define	HVIO_MSIQ_GETTAIL	0xc8
59 
60 #define	HVIO_MSI_GETVALID	0xc9
61 #define	HVIO_MSI_SETVALID	0xca
62 #define	HVIO_MSI_GETMSIQ	0xcb
63 #define	HVIO_MSI_SETMSIQ	0xcc
64 #define	HVIO_MSI_GETSTATE	0xcd
65 #define	HVIO_MSI_SETSTATE	0xce
66 
67 #define	HVIO_MSG_GETMSIQ	0xd0
68 #define	HVIO_MSG_SETMSIQ	0xd1
69 #define	HVIO_MSG_GETVALID	0xd2
70 #define	HVIO_MSG_SETVALID	0xd3
71 
72 #ifndef _ASM
73 
74 /*
75  * The device handle uniquely identifies a SUN4V device.
76  * It consists of the lower 28-bits of the hi-cell of the
77  * first entry of the SUN4V device's "reg" property as
78  * defined by the SUN4V Bus Binding to Open Firmware.
79  */
80 #define	DEVHDLE_MASK	0xFFFFFFF
81 
82 /* PX BDF Shift in a Phyiscal Address - used FMA Fabric only */
83 #define	PX_RA_BDF_SHIFT			8
84 
85 #define	PX_ADDR2PFN(addr, index, flags, i) \
86 	((flags & MMU_MAP_PFN) ? \
87 	PX_GET_MP_PFN((ddi_dma_impl_t *)(addr), (index + i)) : \
88 	hat_getpfnum(kas.a_hat, ((caddr_t)addr + (MMU_PAGE_SIZE * i))))
89 
90 /*
91  * VPCI API versioning.
92  *
93  * Currently PX nexus driver supports VPCI API version 1.1
94  */
95 #define	PX_VPCI_MAJOR_VER_1	0x1ull
96 #define	PX_VPCI_MAJOR_VER	PX_VPCI_MAJOR_VER_1
97 
98 #define	PX_VPCI_MINOR_VER_0	0x0ull
99 #define	PX_VPCI_MINOR_VER_1	0x1ull
100 #define	PX_VPCI_MINOR_VER	PX_VPCI_MINOR_VER_1
101 
102 extern uint64_t hvio_config_get(devhandle_t dev_hdl, pci_device_t bdf,
103     pci_config_offset_t off, pci_config_size_t size, pci_cfg_data_t *data_p);
104 extern uint64_t hvio_config_put(devhandle_t dev_hdl, pci_device_t bdf,
105     pci_config_offset_t off, pci_config_size_t size, pci_cfg_data_t data);
106 
107 extern uint64_t hvio_iommu_map(devhandle_t dev_hdl, tsbid_t tsbid,
108     pages_t pages, io_attributes_t attr, io_page_list_t *io_page_list_p,
109     pages_t *pages_mapped);
110 extern uint64_t hvio_iommu_demap(devhandle_t dev_hdl, tsbid_t tsbid,
111     pages_t pages, pages_t *pages_demapped);
112 extern uint64_t hvio_iommu_getmap(devhandle_t dev_hdl, tsbid_t tsbid,
113     io_attributes_t *attr_p, r_addr_t *r_addr_p);
114 extern uint64_t hvio_iommu_getbypass(devhandle_t dev_hdl, r_addr_t ra,
115     io_attributes_t attr, io_addr_t *io_addr_p);
116 extern uint64_t hvio_dma_sync(devhandle_t dev_hdl, r_addr_t ra,
117     size_t num_bytes, io_sync_direction_t io_sync_direction,
118     size_t *bytes_synched);
119 
120 /*
121  * MSIQ Functions:
122  */
123 extern uint64_t hvio_msiq_conf(devhandle_t dev_hdl, msiqid_t msiq_id,
124     r_addr_t ra, uint_t msiq_rec_cnt);
125 extern uint64_t hvio_msiq_info(devhandle_t dev_hdl, msiqid_t msiq_id,
126     r_addr_t *ra_p, uint_t *msiq_rec_cnt_p);
127 extern uint64_t hvio_msiq_getvalid(devhandle_t dev_hdl, msiqid_t msiq_id,
128     pci_msiq_valid_state_t *msiq_valid_state);
129 extern uint64_t hvio_msiq_setvalid(devhandle_t dev_hdl, msiqid_t msiq_id,
130     pci_msiq_valid_state_t msiq_valid_state);
131 extern uint64_t hvio_msiq_getstate(devhandle_t dev_hdl, msiqid_t msiq_id,
132     pci_msiq_state_t *msiq_state);
133 extern uint64_t hvio_msiq_setstate(devhandle_t dev_hdl, msiqid_t msiq_id,
134     pci_msiq_state_t msiq_state);
135 extern uint64_t hvio_msiq_gethead(devhandle_t dev_hdl, msiqid_t msiq_id,
136     msiqhead_t *msiq_head);
137 extern uint64_t hvio_msiq_sethead(devhandle_t dev_hdl, msiqid_t msiq_id,
138     msiqhead_t msiq_head);
139 extern uint64_t hvio_msiq_gettail(devhandle_t dev_hdl, msiqid_t msiq_id,
140     msiqtail_t *msiq_tail);
141 
142 /*
143  * MSI Functions:
144  */
145 extern uint64_t hvio_msi_getmsiq(devhandle_t dev_hdl, msinum_t msi_num,
146     msiqid_t *msiq_id);
147 extern uint64_t hvio_msi_setmsiq(devhandle_t dev_hdl, msinum_t msi_num,
148     msiqid_t msiq_id, msi_type_t msitype);
149 extern uint64_t hvio_msi_getvalid(devhandle_t dev_hdl, msinum_t msi_num,
150     pci_msi_valid_state_t *msi_valid_state);
151 extern uint64_t hvio_msi_setvalid(devhandle_t dev_hdl, msinum_t msi_num,
152     pci_msi_valid_state_t msi_valid_state);
153 extern uint64_t hvio_msi_getstate(devhandle_t dev_hdl, msinum_t msi_num,
154     pci_msi_state_t *msi_state);
155 extern uint64_t hvio_msi_setstate(devhandle_t dev_hdl, msinum_t msi_num,
156     pci_msi_state_t msi_state);
157 
158 /*
159  * MSG Functions:
160  */
161 extern uint64_t hvio_msg_getmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
162     msiqid_t *msiq_id);
163 extern uint64_t hvio_msg_setmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
164     msiqid_t msiq_id);
165 extern uint64_t hvio_msg_getvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
166     pcie_msg_valid_state_t *msg_valid_state);
167 extern uint64_t hvio_msg_setvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
168     pcie_msg_valid_state_t msg_valid_state);
169 
170 typedef struct px_config_acc_pvt {
171 	dev_info_t *dip;
172 	uint32_t raddr;
173 	uint32_t vaddr;
174 } px_config_acc_pvt_t;
175 
176 /*
177  * Peek/poke functionality:
178  */
179 
180 extern uint64_t hvio_peek(devhandle_t dev_hdl, r_addr_t ra, size_t size,
181     uint32_t *status, uint64_t *data_p);
182 extern uint64_t hvio_poke(devhandle_t dev_hdl, r_addr_t ra, size_t size,
183     uint64_t data, pci_device_t bdf, uint32_t *wrt_stat);
184 extern uint64_t hvio_get_rp_mps_cap(devhandle_t dev_hdl, pci_device_t bdf,
185     int32_t *mps_cap);
186 extern uint64_t hvio_set_rp_mps(devhandle_t dev_hdl, pci_device_t bdf,
187     int32_t mps);
188 
189 /*
190  * Priviledged physical access:
191  */
192 extern uint64_t hv_ra2pa(uint64_t ra);
193 extern uint64_t hv_hpriv(void *func, uint64_t arg1, uint64_t arg2,
194     uint64_t arg3);
195 extern int px_phys_acc_4v(uint64_t dummy, uint64_t from_addr, uint64_t to_addr);
196 
197 #endif /* _ASM */
198 
199 #ifdef	__cplusplus
200 }
201 #endif
202 
203 #endif	/* _SYS_PX_LIB4V_H */
204