include/asm-v850/rte_cb.h

   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 pci_dac_dma_supported(dev, mask)       0
  68 # define pcibios_assign_all_busses()            1
  69
  70 #endif /* CONFIG_RTE_MB_A_PCI */
  71
  72
  73 /* For <asm/param.h> */
  74 #ifndef HZ
  75 #define HZ      100
  76 #endif
  77
  78
  79 #ifndef __ASSEMBLY__
  80 extern void rte_cb_early_init (void);
  81 extern void rte_cb_init_irqs (void);
  82 #endif /* !__ASSEMBLY__ */
  83
  84
  85 #endif /* __V850_RTE_CB_H__ */