diff options
Diffstat (limited to 'kernel/arch/powerpc/boot/mv64x60.h')
| -rw-r--r-- | kernel/arch/powerpc/boot/mv64x60.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/kernel/arch/powerpc/boot/mv64x60.h b/kernel/arch/powerpc/boot/mv64x60.h new file mode 100644 index 000000000..b827105e6 --- /dev/null +++ b/kernel/arch/powerpc/boot/mv64x60.h @@ -0,0 +1,70 @@ +/* + * Author: Mark A. Greer <source@mvista.com> + * + * 2007 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#ifndef _PPC_BOOT_MV64x60_H_ +#define _PPC_BOOT_MV64x60_H_ + +#define MV64x60_CPU_BAR_ENABLE 0x0278 + +#define MV64x60_PCI_ACC_CNTL_ENABLE (1<<0) +#define MV64x60_PCI_ACC_CNTL_REQ64 (1<<1) +#define MV64x60_PCI_ACC_CNTL_SNOOP_NONE 0x00000000 +#define MV64x60_PCI_ACC_CNTL_SNOOP_WT 0x00000004 +#define MV64x60_PCI_ACC_CNTL_SNOOP_WB 0x00000008 +#define MV64x60_PCI_ACC_CNTL_SNOOP_MASK 0x0000000c +#define MV64x60_PCI_ACC_CNTL_ACCPROT (1<<4) +#define MV64x60_PCI_ACC_CNTL_WRPROT (1<<5) +#define MV64x60_PCI_ACC_CNTL_SWAP_BYTE 0x00000000 +#define MV64x60_PCI_ACC_CNTL_SWAP_NONE 0x00000040 +#define MV64x60_PCI_ACC_CNTL_SWAP_BYTE_WORD 0x00000080 +#define MV64x60_PCI_ACC_CNTL_SWAP_WORD 0x000000c0 +#define MV64x60_PCI_ACC_CNTL_SWAP_MASK 0x000000c0 +#define MV64x60_PCI_ACC_CNTL_MBURST_32_BYTES 0x00000000 +#define MV64x60_PCI_ACC_CNTL_MBURST_64_BYTES 0x00000100 +#define MV64x60_PCI_ACC_CNTL_MBURST_128_BYTES 0x00000200 +#define MV64x60_PCI_ACC_CNTL_MBURST_MASK 0x00000300 +#define MV64x60_PCI_ACC_CNTL_RDSIZE_32_BYTES 0x00000000 +#define MV64x60_PCI_ACC_CNTL_RDSIZE_64_BYTES 0x00000400 +#define MV64x60_PCI_ACC_CNTL_RDSIZE_128_BYTES 0x00000800 +#define MV64x60_PCI_ACC_CNTL_RDSIZE_256_BYTES 0x00000c00 +#define MV64x60_PCI_ACC_CNTL_RDSIZE_MASK 0x00000c00 + +struct mv64x60_cpu2pci_win { + u32 lo; + u32 size; + u32 remap_hi; + u32 remap_lo; +}; + +extern struct mv64x60_cpu2pci_win mv64x60_cpu2pci_io[2]; +extern struct mv64x60_cpu2pci_win mv64x60_cpu2pci_mem[2]; + +u32 mv64x60_cfg_read(u8 *bridge_base, u8 hose, u8 bus, u8 devfn, + u8 offset); +void mv64x60_cfg_write(u8 *bridge_base, u8 hose, u8 bus, u8 devfn, + u8 offset, u32 val); + +void mv64x60_config_ctlr_windows(u8 *bridge_base, u8 *bridge_pbase, + u8 is_coherent); +void mv64x60_config_pci_windows(u8 *bridge_base, u8 *bridge_pbase, u8 hose, + u8 bus, u32 mem_size, u32 acc_bits); +void mv64x60_config_cpu2pci_window(u8 *bridge_base, u8 hose, u32 pci_base_hi, + u32 pci_base_lo, u32 cpu_base, u32 size, + struct mv64x60_cpu2pci_win *offset_tbl); +u32 mv64x60_get_mem_size(u8 *bridge_base); +u8 *mv64x60_get_bridge_pbase(void); +u8 *mv64x60_get_bridge_base(void); +u8 mv64x60_is_coherent(void); + +int mv64x60_i2c_open(void); +int mv64x60_i2c_read(u32 devaddr, u8 *buf, u32 offset, u32 offset_size, + u32 count); +void mv64x60_i2c_close(void); + +#endif /* _PPC_BOOT_MV64x60_H_ */ |