tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1
2#ifndef _PPC_KERNEL_M8260_PCI_H
3#define _PPC_KERNEL_M8260_PCI_H
4
5#include <asm/m8260_pci.h>
6
7/*
8 * Local->PCI map (from CPU) controlled by
9 * MPC826x master window
10 *
11 * 0x80000000 - 0xBFFFFFFF Total CPU2PCI space PCIBR0
12 *
13 * 0x80000000 - 0x9FFFFFFF PCI Mem with prefetch (Outbound ATU #1)
14 * 0xA0000000 - 0xAFFFFFFF PCI Mem w/o prefetch (Outbound ATU #2)
15 * 0xB0000000 - 0xB0FFFFFF 32-bit PCI IO (Outbound ATU #3)
16 *
17 * PCI->Local map (from PCI)
18 * MPC826x slave window controlled by
19 *
20 * 0x00000000 - 0x07FFFFFF MPC826x local memory (Inbound ATU #1)
21 */
22
23/*
24 * Slave window that allows PCI masters to access MPC826x local memory.
25 * This window is set up using the first set of Inbound ATU registers
26 */
27
28#ifndef MPC826x_PCI_SLAVE_MEM_LOCAL
29#define MPC826x_PCI_SLAVE_MEM_LOCAL (((struct bd_info *)__res)->bi_memstart)
30#define MPC826x_PCI_SLAVE_MEM_BUS (((struct bd_info *)__res)->bi_memstart)
31#define MPC826x_PCI_SLAVE_MEM_SIZE (((struct bd_info *)__res)->bi_memsize)
32#endif
33
34/*
35 * This is the window that allows the CPU to access PCI address space.
36 * It will be setup with the SIU PCIBR0 register. All three PCI master
37 * windows, which allow the CPU to access PCI prefetch, non prefetch,
38 * and IO space (see below), must all fit within this window.
39 */
40#ifndef MPC826x_PCI_BASE
41#define MPC826x_PCI_BASE 0x80000000
42#define MPC826x_PCI_MASK 0xc0000000
43#endif
44
45#ifndef MPC826x_PCI_LOWER_MEM
46#define MPC826x_PCI_LOWER_MEM 0x80000000
47#define MPC826x_PCI_UPPER_MEM 0x9fffffff
48#define MPC826x_PCI_MEM_OFFSET 0x00000000
49#endif
50
51#ifndef MPC826x_PCI_LOWER_MMIO
52#define MPC826x_PCI_LOWER_MMIO 0xa0000000
53#define MPC826x_PCI_UPPER_MMIO 0xafffffff
54#define MPC826x_PCI_MMIO_OFFSET 0x00000000
55#endif
56
57#ifndef MPC826x_PCI_LOWER_IO
58#define MPC826x_PCI_LOWER_IO 0x00000000
59#define MPC826x_PCI_UPPER_IO 0x00ffffff
60#define MPC826x_PCI_IO_BASE 0xb0000000
61#define MPC826x_PCI_IO_SIZE 0x01000000
62#endif
63
64#ifndef _IO_BASE
65#define _IO_BASE isa_io_base
66#endif
67
68#ifdef CONFIG_8260_PCI9
69struct pci_controller;
70extern void setup_m8260_indirect_pci(struct pci_controller* hose,
71 u32 cfg_addr, u32 cfg_data);
72#else
73#define setup_m8260_indirect_pci setup_indirect_pci
74#endif
75
76#endif /* _PPC_KERNEL_M8260_PCI_H */