diff options
Diffstat (limited to 'arch/sh/boards/mach-systemh/io.c')
| -rw-r--r-- | arch/sh/boards/mach-systemh/io.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/arch/sh/boards/mach-systemh/io.c b/arch/sh/boards/mach-systemh/io.c deleted file mode 100644 index 15577ff1f715..000000000000 --- a/arch/sh/boards/mach-systemh/io.c +++ /dev/null | |||
| @@ -1,158 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * linux/arch/sh/boards/renesas/systemh/io.c | ||
| 3 | * | ||
| 4 | * Copyright (C) 2001 Ian da Silva, Jeremy Siegel | ||
| 5 | * Based largely on io_se.c. | ||
| 6 | * | ||
| 7 | * I/O routine for Hitachi 7751 Systemh. | ||
| 8 | */ | ||
| 9 | #include <linux/kernel.h> | ||
| 10 | #include <linux/types.h> | ||
| 11 | #include <linux/pci.h> | ||
| 12 | #include <mach/systemh7751.h> | ||
| 13 | #include <asm/addrspace.h> | ||
| 14 | #include <asm/io.h> | ||
| 15 | |||
| 16 | #define ETHER_IOMAP(adr) (0xB3000000 + (adr)) /*map to 16bits access area | ||
| 17 | of smc lan chip*/ | ||
| 18 | static inline volatile __u16 * | ||
| 19 | port2adr(unsigned int port) | ||
| 20 | { | ||
| 21 | if (port >= 0x2000) | ||
| 22 | return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); | ||
| 23 | maybebadio((unsigned long)port); | ||
| 24 | return (volatile __u16*)port; | ||
| 25 | } | ||
| 26 | |||
| 27 | /* | ||
| 28 | * General outline: remap really low stuff [eventually] to SuperIO, | ||
| 29 | * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO) | ||
| 30 | * is mapped through the PCI IO window. Stuff with high bits (PXSEG) | ||
| 31 | * should be way beyond the window, and is used w/o translation for | ||
| 32 | * compatibility. | ||
| 33 | */ | ||
| 34 | unsigned char sh7751systemh_inb(unsigned long port) | ||
| 35 | { | ||
| 36 | if (PXSEG(port)) | ||
| 37 | return *(volatile unsigned char *)port; | ||
| 38 | else if (port <= 0x3F1) | ||
| 39 | return *(volatile unsigned char *)ETHER_IOMAP(port); | ||
| 40 | else | ||
| 41 | return (*port2adr(port))&0xff; | ||
| 42 | } | ||
| 43 | |||
| 44 | unsigned char sh7751systemh_inb_p(unsigned long port) | ||
| 45 | { | ||
| 46 | unsigned char v; | ||
| 47 | |||
| 48 | if (PXSEG(port)) | ||
| 49 | v = *(volatile unsigned char *)port; | ||
| 50 | else if (port <= 0x3F1) | ||
| 51 | v = *(volatile unsigned char *)ETHER_IOMAP(port); | ||
| 52 | else | ||
| 53 | v = (*port2adr(port))&0xff; | ||
| 54 | ctrl_delay(); | ||
| 55 | return v; | ||
| 56 | } | ||
| 57 | |||
| 58 | unsigned short sh7751systemh_inw(unsigned long port) | ||
| 59 | { | ||
| 60 | if (PXSEG(port)) | ||
| 61 | return *(volatile unsigned short *)port; | ||
| 62 | else if (port >= 0x2000) | ||
| 63 | return *port2adr(port); | ||
| 64 | else if (port <= 0x3F1) | ||
| 65 | return *(volatile unsigned int *)ETHER_IOMAP(port); | ||
| 66 | else | ||
| 67 | maybebadio(port); | ||
| 68 | return 0; | ||
| 69 | } | ||
| 70 | |||
| 71 | unsigned int sh7751systemh_inl(unsigned long port) | ||
| 72 | { | ||
| 73 | if (PXSEG(port)) | ||
| 74 | return *(volatile unsigned long *)port; | ||
| 75 | else if (port >= 0x2000) | ||
| 76 | return *port2adr(port); | ||
| 77 | else if (port <= 0x3F1) | ||
| 78 | return *(volatile unsigned int *)ETHER_IOMAP(port); | ||
| 79 | else | ||
| 80 | maybebadio(port); | ||
| 81 | return 0; | ||
| 82 | } | ||
| 83 | |||
| 84 | void sh7751systemh_outb(unsigned char value, unsigned long port) | ||
| 85 | { | ||
| 86 | |||
| 87 | if (PXSEG(port)) | ||
| 88 | *(volatile unsigned char *)port = value; | ||
| 89 | else if (port <= 0x3F1) | ||
| 90 | *(volatile unsigned char *)ETHER_IOMAP(port) = value; | ||
| 91 | else | ||
| 92 | *(port2adr(port)) = value; | ||
| 93 | } | ||
| 94 | |||
| 95 | void sh7751systemh_outb_p(unsigned char value, unsigned long port) | ||
| 96 | { | ||
| 97 | if (PXSEG(port)) | ||
| 98 | *(volatile unsigned char *)port = value; | ||
| 99 | else if (port <= 0x3F1) | ||
| 100 | *(volatile unsigned char *)ETHER_IOMAP(port) = value; | ||
| 101 | else | ||
| 102 | *(port2adr(port)) = value; | ||
| 103 | ctrl_delay(); | ||
| 104 | } | ||
| 105 | |||
| 106 | void sh7751systemh_outw(unsigned short value, unsigned long port) | ||
| 107 | { | ||
| 108 | if (PXSEG(port)) | ||
| 109 | *(volatile unsigned short *)port = value; | ||
| 110 | else if (port >= 0x2000) | ||
| 111 | *port2adr(port) = value; | ||
| 112 | else if (port <= 0x3F1) | ||
| 113 | *(volatile unsigned short *)ETHER_IOMAP(port) = value; | ||
| 114 | else | ||
| 115 | maybebadio(port); | ||
| 116 | } | ||
| 117 | |||
| 118 | void sh7751systemh_outl(unsigned int value, unsigned long port) | ||
| 119 | { | ||
| 120 | if (PXSEG(port)) | ||
| 121 | *(volatile unsigned long *)port = value; | ||
| 122 | else | ||
| 123 | maybebadio(port); | ||
| 124 | } | ||
| 125 | |||
| 126 | void sh7751systemh_insb(unsigned long port, void *addr, unsigned long count) | ||
| 127 | { | ||
| 128 | unsigned char *p = addr; | ||
| 129 | while (count--) *p++ = sh7751systemh_inb(port); | ||
| 130 | } | ||
| 131 | |||
| 132 | void sh7751systemh_insw(unsigned long port, void *addr, unsigned long count) | ||
| 133 | { | ||
| 134 | unsigned short *p = addr; | ||
| 135 | while (count--) *p++ = sh7751systemh_inw(port); | ||
| 136 | } | ||
| 137 | |||
| 138 | void sh7751systemh_insl(unsigned long port, void *addr, unsigned long count) | ||
| 139 | { | ||
| 140 | maybebadio(port); | ||
| 141 | } | ||
| 142 | |||
| 143 | void sh7751systemh_outsb(unsigned long port, const void *addr, unsigned long count) | ||
| 144 | { | ||
| 145 | unsigned char *p = (unsigned char*)addr; | ||
| 146 | while (count--) sh7751systemh_outb(*p++, port); | ||
| 147 | } | ||
| 148 | |||
| 149 | void sh7751systemh_outsw(unsigned long port, const void *addr, unsigned long count) | ||
| 150 | { | ||
| 151 | unsigned short *p = (unsigned short*)addr; | ||
| 152 | while (count--) sh7751systemh_outw(*p++, port); | ||
| 153 | } | ||
| 154 | |||
| 155 | void sh7751systemh_outsl(unsigned long port, const void *addr, unsigned long count) | ||
| 156 | { | ||
| 157 | maybebadio(port); | ||
| 158 | } | ||
