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Linux kernel mirror (for testing)
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linux
1/*
2 * include/asm-v850/rte_cb.h -- Midas labs RTE-CB series of evaluation boards
3 *
4 * Copyright (C) 2001,02,03 NEC Electronics Corporation
5 * Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org>
6 *
7 * This file is subject to the terms and conditions of the GNU General
8 * Public License. See the file COPYING in the main directory of this
9 * archive for more details.
10 *
11 * Written by Miles Bader <miles@gnu.org>
12 */
13
14#ifndef __V850_RTE_CB_H__
15#define __V850_RTE_CB_H__
16
17
18/* The SRAM on the Mother-A motherboard. */
19#define MB_A_SRAM_ADDR GCS0_ADDR
20#define MB_A_SRAM_SIZE 0x00200000 /* 2MB */
21
22
23#ifdef CONFIG_RTE_GBUS_INT
24/* GBUS interrupt support. */
25
26# include <asm/gbus_int.h>
27
28# define GBUS_INT_BASE_IRQ NUM_RTE_CB_IRQS
29# define GBUS_INT_BASE_ADDR (GCS2_ADDR + 0x00006000)
30
31/* Some specific interrupts. */
32# define IRQ_MB_A_LAN IRQ_GBUS_INT(10)
33# define IRQ_MB_A_PCI1(n) (IRQ_GBUS_INT(16) + (n))
34# define IRQ_MB_A_PCI1_NUM 4
35# define IRQ_MB_A_PCI2(n) (IRQ_GBUS_INT(20) + (n))
36# define IRQ_MB_A_PCI2_NUM 4
37# define IRQ_MB_A_EXT(n) (IRQ_GBUS_INT(24) + (n))
38# define IRQ_MB_A_EXT_NUM 4
39# define IRQ_MB_A_USB_OC(n) (IRQ_GBUS_INT(28) + (n))
40# define IRQ_MB_A_USB_OC_NUM 2
41# define IRQ_MB_A_PCMCIA_OC IRQ_GBUS_INT(30)
42
43/* We define NUM_MACH_IRQS to include extra interrupts from the GBUS. */
44# define NUM_MACH_IRQS (NUM_RTE_CB_IRQS + IRQ_GBUS_INT_NUM)
45
46#else /* !CONFIG_RTE_GBUS_INT */
47
48# define NUM_MACH_IRQS NUM_RTE_CB_IRQS
49
50#endif /* CONFIG_RTE_GBUS_INT */
51
52
53#ifdef CONFIG_RTE_MB_A_PCI
54/* Mother-A PCI bus support. */
55
56# include <asm/rte_mb_a_pci.h>
57
58/* These are the base addresses used for allocating device address
59 space. 512K of the motherboard SRAM is in the same space, so we have
60 to be careful not to let it be allocated. */
61# define PCIBIOS_MIN_MEM (MB_A_PCI_MEM_ADDR + 0x80000)
62# define PCIBIOS_MIN_IO MB_A_PCI_IO_ADDR
63
64/* As we don't really support PCI DMA to cpu memory, and use bounce-buffers
65 instead, perversely enough, this becomes always true! */
66# define pci_dma_supported(dev, mask) 1
67# define pcibios_assign_all_busses() 1
68
69#endif /* CONFIG_RTE_MB_A_PCI */
70
71
72#ifndef __ASSEMBLY__
73extern void rte_cb_early_init (void);
74extern void rte_cb_init_irqs (void);
75#endif /* !__ASSEMBLY__ */
76
77
78#endif /* __V850_RTE_CB_H__ */