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Diffstat (limited to 'include/asm-v850/rte_cb.h')
| -rw-r--r-- | include/asm-v850/rte_cb.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/include/asm-v850/rte_cb.h b/include/asm-v850/rte_cb.h new file mode 100644 index 0000000..9f7f02c --- /dev/null +++ b/include/asm-v850/rte_cb.h @@ -0,0 +1,85 @@ +/* + * include/asm-v850/rte_cb.h -- Midas labs RTE-CB series of evaluation boards + * + * Copyright (C) 2001,02,03 NEC Electronics Corporation + * Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file COPYING in the main directory of this + * archive for more details. + * + * Written by Miles Bader <miles@gnu.org> + */ + +#ifndef __V850_RTE_CB_H__ +#define __V850_RTE_CB_H__ + + +/* The SRAM on the Mother-A motherboard. */ +#define MB_A_SRAM_ADDR GCS0_ADDR +#define MB_A_SRAM_SIZE 0x00200000 /* 2MB */ + + +#ifdef CONFIG_RTE_GBUS_INT +/* GBUS interrupt support. */ + +# include <asm/gbus_int.h> + +# define GBUS_INT_BASE_IRQ NUM_RTE_CB_IRQS +# define GBUS_INT_BASE_ADDR (GCS2_ADDR + 0x00006000) + +/* Some specific interrupts. */ +# define IRQ_MB_A_LAN IRQ_GBUS_INT(10) +# define IRQ_MB_A_PCI1(n) (IRQ_GBUS_INT(16) + (n)) +# define IRQ_MB_A_PCI1_NUM 4 +# define IRQ_MB_A_PCI2(n) (IRQ_GBUS_INT(20) + (n)) +# define IRQ_MB_A_PCI2_NUM 4 +# define IRQ_MB_A_EXT(n) (IRQ_GBUS_INT(24) + (n)) +# define IRQ_MB_A_EXT_NUM 4 +# define IRQ_MB_A_USB_OC(n) (IRQ_GBUS_INT(28) + (n)) +# define IRQ_MB_A_USB_OC_NUM 2 +# define IRQ_MB_A_PCMCIA_OC IRQ_GBUS_INT(30) + +/* We define NUM_MACH_IRQS to include extra interrupts from the GBUS. */ +# define NUM_MACH_IRQS (NUM_RTE_CB_IRQS + IRQ_GBUS_INT_NUM) + +#else /* !CONFIG_RTE_GBUS_INT */ + +# define NUM_MACH_IRQS NUM_RTE_CB_IRQS + +#endif /* CONFIG_RTE_GBUS_INT */ + + +#ifdef CONFIG_RTE_MB_A_PCI +/* Mother-A PCI bus support. */ + +# include <asm/rte_mb_a_pci.h> + +/* These are the base addresses used for allocating device address + space. 512K of the motherboard SRAM is in the same space, so we have + to be careful not to let it be allocated. */ +# define PCIBIOS_MIN_MEM (MB_A_PCI_MEM_ADDR + 0x80000) +# define PCIBIOS_MIN_IO MB_A_PCI_IO_ADDR + +/* As we don't really support PCI DMA to cpu memory, and use bounce-buffers + instead, perversely enough, this becomes always true! */ +# define pci_dma_supported(dev, mask) 1 +# define pci_dac_dma_supported(dev, mask) 0 +# define pcibios_assign_all_busses() 1 + +#endif /* CONFIG_RTE_MB_A_PCI */ + + +/* For <asm/param.h> */ +#ifndef HZ +#define HZ 100 +#endif + + +#ifndef __ASSEMBLY__ +extern void rte_cb_early_init (void); +extern void rte_cb_init_irqs (void); +#endif /* !__ASSEMBLY__ */ + + +#endif /* __V850_RTE_CB_H__ */ |