diff options
Diffstat (limited to 'include/asm-arm/floppy.h')
-rw-r--r-- | include/asm-arm/floppy.h | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/include/asm-arm/floppy.h b/include/asm-arm/floppy.h deleted file mode 100644 index 41a5e9d6bb69..000000000000 --- a/include/asm-arm/floppy.h +++ /dev/null | |||
@@ -1,148 +0,0 @@ | |||
1 | /* | ||
2 | * linux/include/asm-arm/floppy.h | ||
3 | * | ||
4 | * Copyright (C) 1996-2000 Russell King | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License version 2 as | ||
8 | * published by the Free Software Foundation. | ||
9 | * | ||
10 | * Note that we don't touch FLOPPY_DMA nor FLOPPY_IRQ here | ||
11 | */ | ||
12 | #ifndef __ASM_ARM_FLOPPY_H | ||
13 | #define __ASM_ARM_FLOPPY_H | ||
14 | #if 0 | ||
15 | #include <asm/arch/floppy.h> | ||
16 | #endif | ||
17 | |||
18 | #define fd_outb(val,port) \ | ||
19 | do { \ | ||
20 | if ((port) == FD_DOR) \ | ||
21 | fd_setdor((val)); \ | ||
22 | else \ | ||
23 | outb((val),(port)); \ | ||
24 | } while(0) | ||
25 | |||
26 | #define fd_inb(port) inb((port)) | ||
27 | #define fd_request_irq() request_irq(IRQ_FLOPPYDISK,floppy_interrupt,\ | ||
28 | IRQF_DISABLED,"floppy",NULL) | ||
29 | #define fd_free_irq() free_irq(IRQ_FLOPPYDISK,NULL) | ||
30 | #define fd_disable_irq() disable_irq(IRQ_FLOPPYDISK) | ||
31 | #define fd_enable_irq() enable_irq(IRQ_FLOPPYDISK) | ||
32 | |||
33 | static inline int fd_dma_setup(void *data, unsigned int length, | ||
34 | unsigned int mode, unsigned long addr) | ||
35 | { | ||
36 | set_dma_mode(DMA_FLOPPY, mode); | ||
37 | __set_dma_addr(DMA_FLOPPY, data); | ||
38 | set_dma_count(DMA_FLOPPY, length); | ||
39 | virtual_dma_port = addr; | ||
40 | enable_dma(DMA_FLOPPY); | ||
41 | return 0; | ||
42 | } | ||
43 | #define fd_dma_setup fd_dma_setup | ||
44 | |||
45 | #define fd_request_dma() request_dma(DMA_FLOPPY,"floppy") | ||
46 | #define fd_free_dma() free_dma(DMA_FLOPPY) | ||
47 | #define fd_disable_dma() disable_dma(DMA_FLOPPY) | ||
48 | |||
49 | /* need to clean up dma.h */ | ||
50 | #define DMA_FLOPPYDISK DMA_FLOPPY | ||
51 | |||
52 | /* Floppy_selects is the list of DOR's to select drive fd | ||
53 | * | ||
54 | * On initialisation, the floppy list is scanned, and the drives allocated | ||
55 | * in the order that they are found. This is done by seeking the drive | ||
56 | * to a non-zero track, and then restoring it to track 0. If an error occurs, | ||
57 | * then there is no floppy drive present. [to be put back in again] | ||
58 | */ | ||
59 | static unsigned char floppy_selects[2][4] = | ||
60 | { | ||
61 | { 0x10, 0x21, 0x23, 0x33 }, | ||
62 | { 0x10, 0x21, 0x23, 0x33 } | ||
63 | }; | ||
64 | |||
65 | #define fd_setdor(dor) \ | ||
66 | do { \ | ||
67 | int new_dor = (dor); \ | ||
68 | if (new_dor & 0xf0) \ | ||
69 | new_dor = (new_dor & 0x0c) | floppy_selects[fdc][new_dor & 3]; \ | ||
70 | else \ | ||
71 | new_dor &= 0x0c; \ | ||
72 | outb(new_dor, FD_DOR); \ | ||
73 | } while (0) | ||
74 | |||
75 | /* | ||
76 | * Someday, we'll automatically detect which drives are present... | ||
77 | */ | ||
78 | static inline void fd_scandrives (void) | ||
79 | { | ||
80 | #if 0 | ||
81 | int floppy, drive_count; | ||
82 | |||
83 | fd_disable_irq(); | ||
84 | raw_cmd = &default_raw_cmd; | ||
85 | raw_cmd->flags = FD_RAW_SPIN | FD_RAW_NEED_SEEK; | ||
86 | raw_cmd->track = 0; | ||
87 | raw_cmd->rate = ?; | ||
88 | drive_count = 0; | ||
89 | for (floppy = 0; floppy < 4; floppy ++) { | ||
90 | current_drive = drive_count; | ||
91 | /* | ||
92 | * Turn on floppy motor | ||
93 | */ | ||
94 | if (start_motor(redo_fd_request)) | ||
95 | continue; | ||
96 | /* | ||
97 | * Set up FDC | ||
98 | */ | ||
99 | fdc_specify(); | ||
100 | /* | ||
101 | * Tell FDC to recalibrate | ||
102 | */ | ||
103 | output_byte(FD_RECALIBRATE); | ||
104 | LAST_OUT(UNIT(floppy)); | ||
105 | /* wait for command to complete */ | ||
106 | if (!successful) { | ||
107 | int i; | ||
108 | for (i = drive_count; i < 3; i--) | ||
109 | floppy_selects[fdc][i] = floppy_selects[fdc][i + 1]; | ||
110 | floppy_selects[fdc][3] = 0; | ||
111 | floppy -= 1; | ||
112 | } else | ||
113 | drive_count++; | ||
114 | } | ||
115 | #else | ||
116 | floppy_selects[0][0] = 0x10; | ||
117 | floppy_selects[0][1] = 0x21; | ||
118 | floppy_selects[0][2] = 0x23; | ||
119 | floppy_selects[0][3] = 0x33; | ||
120 | #endif | ||
121 | } | ||
122 | |||
123 | #define FDC1 (0x3f0) | ||
124 | |||
125 | #define FLOPPY0_TYPE 4 | ||
126 | #define FLOPPY1_TYPE 4 | ||
127 | |||
128 | #define N_FDC 1 | ||
129 | #define N_DRIVE 4 | ||
130 | |||
131 | #define CROSS_64KB(a,s) (0) | ||
132 | |||
133 | /* | ||
134 | * This allows people to reverse the order of | ||
135 | * fd0 and fd1, in case their hardware is | ||
136 | * strangely connected (as some RiscPCs | ||
137 | * and A5000s seem to be). | ||
138 | */ | ||
139 | static void driveswap(int *ints, int dummy, int dummy2) | ||
140 | { | ||
141 | floppy_selects[0][0] ^= floppy_selects[0][1]; | ||
142 | floppy_selects[0][1] ^= floppy_selects[0][0]; | ||
143 | floppy_selects[0][0] ^= floppy_selects[0][1]; | ||
144 | } | ||
145 | |||
146 | #define EXTRA_FLOPPY_PARAMS ,{ "driveswap", &driveswap, NULL, 0, 0 } | ||
147 | |||
148 | #endif | ||