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1 | /* |
1 | /* |
2 | * The PCI Library -- Generic Direct Access Functions |
2 | * The PCI Library -- Generic Direct Access Functions |
3 | * |
3 | * |
4 | * Copyright (c) 1997--2000 Martin Mares <mj@ucw.cz> |
4 | * Copyright (c) 1997--2000 Martin Mares <mj@ucw.cz> |
5 | * |
5 | * |
6 | * Modified and ported to HelenOS by Jakub Jermar. |
6 | * May 8, 2006 - Modified and ported to HelenOS by Jakub Jermar. |
7 | * |
7 | * |
8 | * Can be freely distributed and used under the terms of the GNU GPL. |
8 | * Can be freely distributed and used under the terms of the GNU GPL. |
9 | */ |
9 | */ |
10 | 10 | ||
11 | #include <string.h> |
11 | #include <string.h> |
Line 104... | Line 104... | ||
104 | cnt = 1; |
104 | cnt = 1; |
105 | break; |
105 | break; |
106 | } |
106 | } |
107 | if (cnt) { |
107 | if (cnt) { |
108 | for (i = 0; i < cnt; i++) { |
108 | for (i = 0; i < cnt; i++) { |
109 | u32 x = |
- | |
110 | pci_read_long(d, |
- | |
111 | PCI_BASE_ADDRESS_0 + |
109 | u32 x = pci_read_long(d, PCI_BASE_ADDRESS_0 + i * 4); |
112 | i * 4); |
- | |
113 | if (!x || x == (u32) ~ 0) |
110 | if (!x || x == (u32) ~ 0) |
114 | continue; |
111 | continue; |
115 | if ((x & PCI_BASE_ADDRESS_SPACE) == |
112 | if ((x & PCI_BASE_ADDRESS_SPACE) == PCI_BASE_ADDRESS_SPACE_IO) |
116 | PCI_BASE_ADDRESS_SPACE_IO) |
- | |
117 | d->base_addr[i] = x; |
113 | d->base_addr[i] = x; |
118 | else { |
114 | else { |
119 | if ((x & |
- | |
120 | PCI_BASE_ADDRESS_MEM_TYPE_MASK) |
115 | if ((x & PCI_BASE_ADDRESS_MEM_TYPE_MASK) != PCI_BASE_ADDRESS_MEM_TYPE_64) |
121 | != |
- | |
122 | PCI_BASE_ADDRESS_MEM_TYPE_64) |
- | |
123 | d->base_addr[i] = x; |
116 | d->base_addr[i] = x; |
124 | else if (i >= cnt - 1) |
117 | else if (i >= cnt - 1) |
125 | a->warning |
- | |
126 | ("%04x:%02x:%02x.%d: Invalid 64-bit address seen for BAR %d.", |
118 | a->warning("%04x:%02x:%02x.%d: Invalid 64-bit address seen for BAR %d.", |
127 | d->domain, d->bus, |
119 | d->domain, d->bus, |
128 | d->dev, d->func, i); |
120 | d->dev, d->func, i); |
129 | else { |
121 | else { |
130 | u32 y = |
- | |
131 | pci_read_long(d, |
- | |
132 | PCI_BASE_ADDRESS_0 |
122 | u32 y = pci_read_long(d, PCI_BASE_ADDRESS_0 + (++i) * 4); |
133 | + |
- | |
134 | (++i) * |
- | |
135 | 4); |
- | |
136 | #ifdef PCI_HAVE_64BIT_ADDRESS |
123 | #ifdef PCI_HAVE_64BIT_ADDRESS |
137 | d->base_addr[i - 1] = |
- | |
138 | x | (((pciaddr_t) y) << |
124 | d->base_addr[i - 1] = x | (((pciaddr_t) y) << 32); |
139 | 32); |
- | |
140 | #else |
125 | #else |
141 | if (y) |
126 | if (y) |
142 | a->warning |
- | |
143 | ("%04x:%02x:%02x.%d 64-bit device address ignored.", |
127 | a->warning("%04x:%02x:%02x.%d 64-bit device address ignored.", |
144 | d->domain, |
128 | d->domain, |
145 | d->bus, |
129 | d->bus, |
146 | d->dev, |
130 | d->dev, |
147 | d->func); |
131 | d->func); |
148 | else |
132 | else |
149 | d->base_addr[i - |
133 | d->base_addr[i - 1] = x; |
150 | 1] = |
- | |
151 | x; |
- | |
152 | #endif |
134 | #endif |
153 | } |
135 | } |
154 | } |
136 | } |
155 | } |
137 | } |
156 | } |
138 | } |
Line 213... | Line 195... | ||
213 | return 1; |
195 | return 1; |
214 | } |
196 | } |
215 | 197 | ||
216 | int pci_generic_block_read(struct pci_dev *d, int pos, byte * buf, int len) |
198 | int pci_generic_block_read(struct pci_dev *d, int pos, byte * buf, int len) |
217 | { |
199 | { |
218 | return pci_generic_block_op(d, pos, buf, len, |
200 | return pci_generic_block_op(d, pos, buf, len, d->access->methods->read); |
219 | d->access->methods->read); |
- | |
220 | } |
201 | } |
221 | 202 | ||
222 | int pci_generic_block_write(struct pci_dev *d, int pos, byte * buf, int len) |
203 | int pci_generic_block_write(struct pci_dev *d, int pos, byte * buf, int len) |
223 | { |
204 | { |
224 | return pci_generic_block_op(d, pos, buf, len, |
205 | return pci_generic_block_op(d, pos, buf, len, d->access->methods->write); |
225 | d->access->methods->write); |
- | |
226 | } |
206 | } |