4.115
Rev | Line | |
---|
[a31845f7] | 1 | /* PCI Access Library |
---|
| 2 | * |
---|
[71e8a5c] | 3 | * COPYRIGHT (c) 2010 Cobham Gaisler AB. |
---|
[a31845f7] | 4 | * |
---|
| 5 | * The license and distribution terms for this file may be |
---|
| 6 | * found in the file LICENSE in this distribution or at |
---|
[e53daed] | 7 | * http://www.rtems.org/license/LICENSE. |
---|
[a31845f7] | 8 | */ |
---|
| 9 | |
---|
| 10 | #include <pci.h> |
---|
| 11 | #include <pci/access.h> |
---|
| 12 | |
---|
| 13 | /* Read a 8-bit register over PCI I/O Space */ |
---|
| 14 | uint8_t pci_io_r8(uint32_t adr) |
---|
| 15 | { |
---|
| 16 | return pci_access_ops.io.read8((uint8_t *)adr); |
---|
| 17 | } |
---|
| 18 | |
---|
| 19 | /* Read a 16-bit I/O Register */ |
---|
| 20 | uint16_t pci_io_r16(uint32_t adr) |
---|
| 21 | { |
---|
| 22 | return pci_access_ops.io.read16((uint16_t *)adr); |
---|
| 23 | } |
---|
| 24 | |
---|
| 25 | /* Read a 32-bit I/O Register */ |
---|
| 26 | uint32_t pci_io_r32(uint32_t adr) |
---|
| 27 | { |
---|
| 28 | return pci_access_ops.io.read32((uint32_t *)adr); |
---|
| 29 | } |
---|
| 30 | |
---|
| 31 | /* Write a 8-bit I/O Register */ |
---|
| 32 | void pci_io_w8(uint32_t adr, uint8_t data) |
---|
| 33 | { |
---|
| 34 | pci_access_ops.io.write8((uint8_t *)adr, data); |
---|
| 35 | } |
---|
| 36 | |
---|
| 37 | /* Write a 16-bit I/O Register */ |
---|
| 38 | void pci_io_w16(uint32_t adr, uint16_t data) |
---|
| 39 | { |
---|
| 40 | pci_access_ops.io.write16((uint16_t *)adr, data); |
---|
| 41 | } |
---|
| 42 | |
---|
| 43 | /* Write a 32-bit I/O Register */ |
---|
| 44 | void pci_io_w32(uint32_t adr, uint32_t data) |
---|
| 45 | { |
---|
| 46 | pci_access_ops.io.write32((uint32_t *)adr, data); |
---|
| 47 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.