/* * include/asm-ppc/m8260_pci.h * * Definitions for the MPC8250/MPC8265/MPC8266 integrated PCI host bridge. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ #ifdef __KERNEL__ #ifndef __M8260_PCI_H #define __M8260_PCI_H #include /* * Define the vendor/device ID for the MPC8265. */ #define PCI_DEVICE_ID_MPC8265 ((0x18C0 << 16) | PCI_VENDOR_ID_MOTOROLA) #define PCI_DEVICE_ID_MPC8272 ((0x18C1 << 16) | PCI_VENDOR_ID_MOTOROLA) #define M8265_PCIBR0 0x101ac #define M8265_PCIBR1 0x101b0 #define M8265_PCIMSK0 0x101c4 #define M8265_PCIMSK1 0x101c8 /* Bit definitions for PCIBR registers */ #define PCIBR_ENABLE 0x00000001 /* Bit definitions for PCIMSK registers */ #define PCIMSK_32KiB 0xFFFF8000 /* Size of window, smallest */ #define PCIMSK_64KiB 0xFFFF0000 #define PCIMSK_128KiB 0xFFFE0000 #define PCIMSK_256KiB 0xFFFC0000 #define PCIMSK_512KiB 0xFFF80000 #define PCIMSK_1MiB 0xFFF00000 #define PCIMSK_2MiB 0xFFE00000 #define PCIMSK_4MiB 0xFFC00000 #define PCIMSK_8MiB 0xFF800000 #define PCIMSK_16MiB 0xFF000000 #define PCIMSK_32MiB 0xFE000000 #define PCIMSK_64MiB 0xFC000000 #define PCIMSK_128MiB 0xF8000000 #define PCIMSK_256MiB 0xF0000000 #define PCIMSK_512MiB 0xE0000000 #define PCIMSK_1GiB 0xC0000000 /* Size of window, largest */ #define M826X_SCCR_PCI_MODE_EN 0x100 /* * Outbound ATU registers (3 sets). These registers control how 60x bus (local) * addresses are translated to PCI addresses when the MPC826x is a PCI bus * master (initiator). */ #define POTAR_REG0 0x10800 /* PCI Outbound Translation Addr registers */ #define POTAR_REG1 0x10818 #define POTAR_REG2 0x10830 #define POBAR_REG0 0x10808 /* PCI Outbound Base Addr registers */ #define POBAR_REG1 0x10820 #define POBAR_REG2 0x10838 #define POCMR_REG0 0x10810 /* PCI Outbound Comparison Mask registers */ #define POCMR_REG1 0x10828 #define POCMR_REG2 0x10840 /* Bit definitions for POMCR registers */ #define POCMR_MASK_4KiB 0x000FFFFF #define POCMR_MASK_8KiB 0x000FFFFE #define POCMR_MASK_16KiB 0x000FFFFC #define POCMR_MASK_32KiB 0x000FFFF8 #define POCMR_MASK_64KiB 0x000FFFF0 #define POCMR_MASK_128KiB 0x000FFFE0 #define POCMR_MASK_256KiB 0x000FFFC0 #define POCMR_MASK_512KiB 0x000FFF80 #define POCMR_MASK_1MiB 0x000FFF00 #define POCMR_MASK_2MiB 0x000FFE00 #define POCMR_MASK_4MiB 0x000FFC00 #define POCMR_MASK_8MiB 0x000FF800 #define POCMR_MASK_16MiB 0x000FF000 #define POCMR_MASK_32MiB 0x000FE000 #define POCMR_MASK_64MiB 0x000FC000 #define POCMR_MASK_128MiB 0x000F8000 #define POCMR_MASK_256MiB 0x000F0000 #define POCMR_MASK_512MiB 0x000E0000 #define POCMR_MASK_1GiB 0x000C0000 #define POCMR_ENABLE 0x80000000 #define POCMR_PCI_IO 0x40000000 #define POCMR_PREFETCH_EN 0x20000000 /* Soft PCI reset */ #define PCI_GCR_REG 0x10880 /* Bit definitions for PCI_GCR registers */ #define PCIGCR_PCI_BUS_EN 0x1 #define PCI_EMR_REG 0x10888 /* * Inbound ATU registers (2 sets). These registers control how PCI addresses * are translated to 60x bus (local) addresses when the MPC826x is a PCI bus target. */ #define PITAR_REG1 0x108D0 #define PIBAR_REG1 0x108D8 #define PICMR_REG1 0x108E0 #define PITAR_REG0 0x108E8 #define PIBAR_REG0 0x108F0 #define PICMR_REG0 0x108F8 /* Bit definitions for PCI Inbound Comparison Mask registers */ #define PICMR_MASK_4KiB 0x000FFFFF #define PICMR_MASK_8KiB 0x000FFFFE #define PICMR_MASK_16KiB 0x000FFFFC #define PICMR_MASK_32KiB 0x000FFFF8 #define PICMR_MASK_64KiB 0x000FFFF0 #define PICMR_MASK_128KiB 0x000FFFE0 #define PICMR_MASK_256KiB 0x000FFFC0 #define PICMR_MASK_512KiB 0x000FFF80 #define PICMR_MASK_1MiB 0x000FFF00 #define PICMR_MASK_2MiB 0x000FFE00 #define PICMR_MASK_4MiB 0x000FFC00 #define PICMR_MASK_8MiB 0x000FF800 #define PICMR_MASK_16MiB 0x000FF000 #define PICMR_MASK_32MiB 0x000FE000 #define PICMR_MASK_64MiB 0x000FC000 #define PICMR_MASK_128MiB 0x000F8000 #define PICMR_MASK_256MiB 0x000F0000 #define PICMR_MASK_512MiB 0x000E0000 #define PICMR_MASK_1GiB 0x000C0000 #define PICMR_ENABLE 0x80000000 #define PICMR_NO_SNOOP_EN 0x40000000 #define PICMR_PREFETCH_EN 0x20000000 /* PCI error Registers */ #define PCI_ERROR_STATUS_REG 0x10884 #define PCI_ERROR_MASK_REG 0x10888 #define PCI_ERROR_CONTROL_REG 0x1088C #define PCI_ERROR_ADRS_CAPTURE_REG 0x10890 #define PCI_ERROR_DATA_CAPTURE_REG 0x10898 #define PCI_ERROR_CTRL_CAPTURE_REG 0x108A0 /* PCI error Register bit defines */ #define PCI_ERROR_PCI_ADDR_PAR 0x00000001 #define PCI_ERROR_PCI_DATA_PAR_WR 0x00000002 #define PCI_ERROR_PCI_DATA_PAR_RD 0x00000004 #define PCI_ERROR_PCI_NO_RSP 0x00000008 #define PCI_ERROR_PCI_TAR_ABT 0x00000010 #define PCI_ERROR_PCI_SERR 0x00000020 #define PCI_ERROR_PCI_PERR_RD 0x00000040 #define PCI_ERROR_PCI_PERR_WR 0x00000080 #define PCI_ERROR_I2O_OFQO 0x00000100 #define PCI_ERROR_I2O_IPQO 0x00000200 #define PCI_ERROR_IRA 0x00000400 #define PCI_ERROR_NMI 0x00000800 #define PCI_ERROR_I2O_DBMC 0x00001000 /* * Register pair used to generate configuration cycles on the PCI bus * and access the MPC826x's own PCI configuration registers. */ #define PCI_CFG_ADDR_REG 0x10900 #define PCI_CFG_DATA_REG 0x10904 /* Bus parking decides where the bus control sits when idle */ /* If modifying memory controllers for PCI park on the core */ #define PPC_ACR_BUS_PARK_CORE 0x6 #define PPC_ACR_BUS_PARK_PCI 0x3 #endif /* __M8260_PCI_H */ #endif /* __KERNEL__ */