fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / asm-m68knommu / anchor.h
blob871c0d5cfc3dd4c0a9e811efafa0a5d08e6bce38
1 /****************************************************************************/
3 /*
4 * anchor.h -- Anchor CO-MEM Lite PCI host bridge part.
6 * (C) Copyright 2000, Moreton Bay (www.moreton.com.au)
7 */
9 /****************************************************************************/
10 #ifndef anchor_h
11 #define anchor_h
12 /****************************************************************************/
15 * Define basic addressing info.
17 #if defined(CONFIG_M5407C3)
18 #define COMEM_BASE 0xFFFF0000 /* Base of CO-MEM address space */
19 #define COMEM_IRQ 25 /* IRQ of anchor part */
20 #else
21 #define COMEM_BASE 0x80000000 /* Base of CO-MEM address space */
22 #define COMEM_IRQ 25 /* IRQ of anchor part */
23 #endif
25 /****************************************************************************/
28 * 4-byte registers of CO-MEM, so adjust register addresses for
29 * easy access. Handy macro for word access too.
31 #define LREG(a) ((a) >> 2)
32 #define WREG(a) ((a) >> 1)
36 * Define base addresses within CO-MEM Lite register address space.
38 #define COMEM_I2O 0x0000 /* I2O registers */
39 #define COMEM_OPREGS 0x0400 /* Operation registers */
40 #define COMEM_PCIBUS 0x2000 /* Direct access to PCI bus */
41 #define COMEM_SHMEM 0x4000 /* Shared memory region */
43 #define COMEM_SHMEMSIZE 0x4000 /* Size of shared memory */
47 * Define CO-MEM Registers.
49 #define COMEM_I2OHISR 0x0030 /* I2O host interrupt status */
50 #define COMEM_I2OHIMR 0x0034 /* I2O host interrupt mask */
51 #define COMEM_I2OLISR 0x0038 /* I2O local interrupt status */
52 #define COMEM_I2OLIMR 0x003c /* I2O local interrupt mask */
53 #define COMEM_IBFPFIFO 0x0040 /* I2O inbound free/post FIFO */
54 #define COMEM_OBPFFIFO 0x0044 /* I2O outbound post/free FIFO */
55 #define COMEM_IBPFFIFO 0x0048 /* I2O inbound post/free FIFO */
56 #define COMEM_OBFPFIFO 0x004c /* I2O outbound free/post FIFO */
58 #define COMEM_DAHBASE 0x0460 /* Direct access base address */
60 #define COMEM_NVCMD 0x04a0 /* I2C serial command */
61 #define COMEM_NVREAD 0x04a4 /* I2C serial read */
62 #define COMEM_NVSTAT 0x04a8 /* I2C status */
64 #define COMEM_DMALBASE 0x04b0 /* DMA local base address */
65 #define COMEM_DMAHBASE 0x04b4 /* DMA host base address */
66 #define COMEM_DMASIZE 0x04b8 /* DMA size */
67 #define COMEM_DMACTL 0x04bc /* DMA control */
69 #define COMEM_HCTL 0x04e0 /* Host control */
70 #define COMEM_HINT 0x04e4 /* Host interrupt control/status */
71 #define COMEM_HLDATA 0x04e8 /* Host to local data mailbox */
72 #define COMEM_LINT 0x04f4 /* Local interrupt contole status */
73 #define COMEM_LHDATA 0x04f8 /* Local to host data mailbox */
75 #define COMEM_LBUSCFG 0x04fc /* Local bus configuration */
79 * Commands and flags for use with Direct Access Register.
81 #define COMEM_DA_IACK 0x00000000 /* Interrupt acknowledge (read) */
82 #define COMEM_DA_SPCL 0x00000010 /* Special cycle (write) */
83 #define COMEM_DA_MEMRD 0x00000004 /* Memory read cycle */
84 #define COMEM_DA_MEMWR 0x00000004 /* Memory write cycle */
85 #define COMEM_DA_IORD 0x00000002 /* I/O read cycle */
86 #define COMEM_DA_IOWR 0x00000002 /* I/O write cycle */
87 #define COMEM_DA_CFGRD 0x00000006 /* Configuration read cycle */
88 #define COMEM_DA_CFGWR 0x00000006 /* Configuration write cycle */
90 #define COMEM_DA_ADDR(a) ((a) & 0xffffe000)
92 #define COMEM_DA_OFFSET(a) ((a) & 0x00001fff)
96 * The PCI bus will be limited in what slots will actually be used.
97 * Define valid device numbers for different boards.
99 #if defined(CONFIG_M5407C3)
100 #define COMEM_MINDEV 14 /* Minimum valid DEVICE */
101 #define COMEM_MAXDEV 14 /* Maximum valid DEVICE */
102 #define COMEM_BRIDGEDEV 15 /* Slot bridge is in */
103 #else
104 #define COMEM_MINDEV 0 /* Minimum valid DEVICE */
105 #define COMEM_MAXDEV 3 /* Maximum valid DEVICE */
106 #endif
108 #define COMEM_MAXPCI (COMEM_MAXDEV+1) /* Maximum PCI devices */
111 /****************************************************************************/
112 #endif /* anchor_h */