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git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - include/asm-sparc/ebus.h
1 /* $Id: ebus.h,v 1.2 1999/09/11 23:05:55 zaitcev Exp $
2 * ebus.h: PCI to Ebus pseudo driver software state.
4 * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)
6 * Adopted for sparc by V. Roganov and G. Raiko.
10 #define __SPARC_EBUS_H
12 #ifndef _LINUX_IOPORT_H
13 #include <linux/ioport.h>
15 #include <asm/oplib.h>
17 #include <asm/of_device.h>
19 struct linux_ebus_child
{
20 struct linux_ebus_child
*next
;
21 struct linux_ebus_device
*parent
;
22 struct linux_ebus
*bus
;
23 struct device_node
*prom_node
;
24 struct resource resource
[PROMREG_MAX
];
26 unsigned int irqs
[PROMINTR_MAX
];
30 struct linux_ebus_device
{
31 struct of_device ofdev
;
32 struct linux_ebus_device
*next
;
33 struct linux_ebus_child
*children
;
34 struct linux_ebus
*bus
;
35 struct device_node
*prom_node
;
36 struct resource resource
[PROMREG_MAX
];
38 unsigned int irqs
[PROMINTR_MAX
];
41 #define to_ebus_device(d) container_of(d, struct linux_ebus_device, ofdev.dev)
44 struct of_device ofdev
;
45 struct linux_ebus
*next
;
46 struct linux_ebus_device
*devices
;
47 struct linux_pbm_info
*parent
;
49 struct device_node
*prom_node
;
51 #define to_ebus(d) container_of(d, struct linux_ebus, ofdev.dev)
53 struct linux_ebus_dma
{
59 #define EBUS_DCSR_INT_PEND 0x00000001
60 #define EBUS_DCSR_ERR_PEND 0x00000002
61 #define EBUS_DCSR_DRAIN 0x00000004
62 #define EBUS_DCSR_INT_EN 0x00000010
63 #define EBUS_DCSR_RESET 0x00000080
64 #define EBUS_DCSR_WRITE 0x00000100
65 #define EBUS_DCSR_EN_DMA 0x00000200
66 #define EBUS_DCSR_CYC_PEND 0x00000400
67 #define EBUS_DCSR_DIAG_RD_DONE 0x00000800
68 #define EBUS_DCSR_DIAG_WR_DONE 0x00001000
69 #define EBUS_DCSR_EN_CNT 0x00002000
70 #define EBUS_DCSR_TC 0x00004000
71 #define EBUS_DCSR_DIS_CSR_DRN 0x00010000
72 #define EBUS_DCSR_BURST_SZ_MASK 0x000c0000
73 #define EBUS_DCSR_BURST_SZ_1 0x00080000
74 #define EBUS_DCSR_BURST_SZ_4 0x00000000
75 #define EBUS_DCSR_BURST_SZ_8 0x00040000
76 #define EBUS_DCSR_BURST_SZ_16 0x000c0000
77 #define EBUS_DCSR_DIAG_EN 0x00100000
78 #define EBUS_DCSR_DIS_ERR_PEND 0x00400000
79 #define EBUS_DCSR_TCI_DIS 0x00800000
80 #define EBUS_DCSR_EN_NEXT 0x01000000
81 #define EBUS_DCSR_DMA_ON 0x02000000
82 #define EBUS_DCSR_A_LOADED 0x04000000
83 #define EBUS_DCSR_NA_LOADED 0x08000000
84 #define EBUS_DCSR_DEV_ID_MASK 0xf0000000
86 extern struct linux_ebus
*ebus_chain
;
88 extern void ebus_init(void);
90 #define for_each_ebus(bus) \
91 for((bus) = ebus_chain; (bus); (bus) = (bus)->next)
93 #define for_each_ebusdev(dev, bus) \
94 for((dev) = (bus)->devices; (dev); (dev) = (dev)->next)
96 #define for_each_edevchild(dev, child) \
97 for((child) = (dev)->children; (child); (child) = (child)->next)
99 #endif /* !(__SPARC_EBUS_H) */