source: rtems/c/src/lib/libbsp/sparc/shared/include/b1553brm_pci.h @ 44b06ca

4.104.115
Last change on this file since 44b06ca was 44b06ca, checked in by Ralf Corsepius <ralf.corsepius@…>, on 11/29/09 at 15:33:28

Whitespace removal.

  • Property mode set to 100644
File size: 1.4 KB
Line 
1 /*
2 *  Macros used for brm controller
3 *
4 *  COPYRIGHT (c) 2006.
5 *  Gaisler Research
6 *
7 *  The license and distribution terms for this file may be
8 *  found in the file LICENSE in this distribution or at
9 *  http://www.rtems.com/license/LICENSE.
10 *
11 */
12
13#ifndef __B1553BRM_PCI_H__
14#define __B1553BRM_PCI_H__
15
16#include <b1553brm.h>
17
18#ifdef __cplusplus
19extern "C" {
20#endif
21
22/* Register BRM driver
23 * See (struct brm_reg).w_ctrl for clksel and clkdiv.
24 * See Enhanced register (the least signinficant 2 bits) in BRM Core for brm_freq
25 * bus = &amba_conf for LEON3. (LEON2 not yet supported for this driver)
26 *
27 * Memory setup:
28 * memarea = 128k aligned pointer to memory (if zero malloc will be used) (as the CPU sees it)
29 * hw_address = address that HW must use to access memarea. (used in the translation process)
30 */
31
32int b1553brm_pci_register(
33 amba_confarea_type *bus,
34 unsigned int clksel,
35 unsigned int clkdiv,
36 unsigned int brm_freq,
37 unsigned int memarea,
38 unsigned int hw_address
39 );
40
41
42/* This function must be called on BRM interrupt. Called from the
43 * PCI interrupt handler. irq = AMBA IRQ MASK assigned to the BRM device,
44 * is found by reading pending register on IRQMP connected to BRM
45 * device.
46 *
47 * Return 0=not handled. nono-zero=handled
48 */
49int b1553brm_pci_interrupt_handler(int irq, void *arg);
50
51extern void (*b1553brm_pci_int_reg)(void *handler, int irq, void *arg);
52
53#ifdef __cplusplus
54}
55#endif
56
57#endif /* __B1553BRM_PCI_H__ */
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