aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--include/asm-sparc/ide.h102
-rw-r--r--include/asm-sparc/ide_32.h85
-rw-r--r--include/asm-sparc/ide_64.h100
3 files changed, 97 insertions, 190 deletions
diff --git a/include/asm-sparc/ide.h b/include/asm-sparc/ide.h
index a3c7f5ff270a..879fcec72dc1 100644
--- a/include/asm-sparc/ide.h
+++ b/include/asm-sparc/ide.h
@@ -1,8 +1,100 @@
1#ifndef ___ASM_SPARC_IDE_H 1/* ide.h: SPARC PCI specific IDE glue.
2#define ___ASM_SPARC_IDE_H 2 *
3#if defined(__sparc__) && defined(__arch64__) 3 * Copyright (C) 1997 David S. Miller (davem@davemloft.net)
4#include <asm-sparc/ide_64.h> 4 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
5 * Adaptation from sparc64 version to sparc by Pete Zaitcev.
6 */
7
8#ifndef _SPARC_IDE_H
9#define _SPARC_IDE_H
10
11#ifdef __KERNEL__
12
13#include <asm/io.h>
14#ifdef CONFIG_SPARC64
15#include <asm/pgalloc.h>
16#include <asm/spitfire.h>
17#include <asm/cacheflush.h>
18#include <asm/page.h>
5#else 19#else
6#include <asm-sparc/ide_32.h> 20#include <asm/pgtable.h>
21#include <asm/psr.h>
7#endif 22#endif
23
24#undef MAX_HWIFS
25#define MAX_HWIFS 2
26
27#define __ide_insl(data_reg, buffer, wcount) \
28 __ide_insw(data_reg, buffer, (wcount)<<1)
29#define __ide_outsl(data_reg, buffer, wcount) \
30 __ide_outsw(data_reg, buffer, (wcount)<<1)
31
32/* On sparc, I/O ports and MMIO registers are accessed identically. */
33#define __ide_mm_insw __ide_insw
34#define __ide_mm_insl __ide_insl
35#define __ide_mm_outsw __ide_outsw
36#define __ide_mm_outsl __ide_outsl
37
38static inline void __ide_insw(void __iomem *port, void *dst, u32 count)
39{
40#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
41 unsigned long end = (unsigned long)dst + (count << 1);
8#endif 42#endif
43 u16 *ps = dst;
44 u32 *pi;
45
46 if(((unsigned long)ps) & 0x2) {
47 *ps++ = __raw_readw(port);
48 count--;
49 }
50 pi = (u32 *)ps;
51 while(count >= 2) {
52 u32 w;
53
54 w = __raw_readw(port) << 16;
55 w |= __raw_readw(port);
56 *pi++ = w;
57 count -= 2;
58 }
59 ps = (u16 *)pi;
60 if(count)
61 *ps++ = __raw_readw(port);
62
63#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
64 __flush_dcache_range((unsigned long)dst, end);
65#endif
66}
67
68static inline void __ide_outsw(void __iomem *port, const void *src, u32 count)
69{
70#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
71 unsigned long end = (unsigned long)src + (count << 1);
72#endif
73 const u16 *ps = src;
74 const u32 *pi;
75
76 if(((unsigned long)src) & 0x2) {
77 __raw_writew(*ps++, port);
78 count--;
79 }
80 pi = (const u32 *)ps;
81 while(count >= 2) {
82 u32 w;
83
84 w = *pi++;
85 __raw_writew((w >> 16), port);
86 __raw_writew(w, port);
87 count -= 2;
88 }
89 ps = (const u16 *)pi;
90 if(count)
91 __raw_writew(*ps, port);
92
93#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
94 __flush_dcache_range((unsigned long)src, end);
95#endif
96}
97
98#endif /* __KERNEL__ */
99
100#endif /* _SPARC_IDE_H */
diff --git a/include/asm-sparc/ide_32.h b/include/asm-sparc/ide_32.h
deleted file mode 100644
index 81a00b60bcce..000000000000
--- a/include/asm-sparc/ide_32.h
+++ /dev/null
@@ -1,85 +0,0 @@
1/* ide.h: SPARC PCI specific IDE glue.
2 *
3 * Copyright (C) 1997 David S. Miller (davem@davemloft.net)
4 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
5 * Adaptation from sparc64 version to sparc by Pete Zaitcev.
6 */
7
8#ifndef _SPARC_IDE_H
9#define _SPARC_IDE_H
10
11#ifdef __KERNEL__
12
13#include <asm/pgtable.h>
14#include <asm/io.h>
15#include <asm/psr.h>
16
17#undef MAX_HWIFS
18#define MAX_HWIFS 2
19
20#define __ide_insl(data_reg, buffer, wcount) \
21 __ide_insw(data_reg, buffer, (wcount)<<1)
22#define __ide_outsl(data_reg, buffer, wcount) \
23 __ide_outsw(data_reg, buffer, (wcount)<<1)
24
25/* On sparc, I/O ports and MMIO registers are accessed identically. */
26#define __ide_mm_insw __ide_insw
27#define __ide_mm_insl __ide_insl
28#define __ide_mm_outsw __ide_outsw
29#define __ide_mm_outsl __ide_outsl
30
31static inline void __ide_insw(void __iomem *port, void *dst, u32 count)
32{
33 /* unsigned long end = (unsigned long)dst + (count << 1); */ /* P3 */
34 u16 *ps = dst;
35 u32 *pi;
36
37 if(((unsigned long)ps) & 0x2) {
38 *ps++ = __raw_readw(port);
39 count--;
40 }
41 pi = (u32 *)ps;
42 while(count >= 2) {
43 u32 w;
44
45 w = __raw_readw(port) << 16;
46 w |= __raw_readw(port);
47 *pi++ = w;
48 count -= 2;
49 }
50 ps = (u16 *)pi;
51 if(count)
52 *ps++ = __raw_readw(port);
53
54 /* __flush_dcache_range((unsigned long)dst, end); */ /* P3 see hme */
55}
56
57static inline void __ide_outsw(void __iomem *port, const void *src, u32 count)
58{
59 /* unsigned long end = (unsigned long)src + (count << 1); */
60 const u16 *ps = src;
61 const u32 *pi;
62
63 if(((unsigned long)src) & 0x2) {
64 __raw_writew(*ps++, port);
65 count--;
66 }
67 pi = (const u32 *)ps;
68 while(count >= 2) {
69 u32 w;
70
71 w = *pi++;
72 __raw_writew((w >> 16), port);
73 __raw_writew(w, port);
74 count -= 2;
75 }
76 ps = (const u16 *)pi;
77 if(count)
78 __raw_writew(*ps, port);
79
80 /* __flush_dcache_range((unsigned long)src, end); */ /* P3 see hme */
81}
82
83#endif /* __KERNEL__ */
84
85#endif /* _SPARC_IDE_H */
diff --git a/include/asm-sparc/ide_64.h b/include/asm-sparc/ide_64.h
deleted file mode 100644
index 99eee9b0ba2f..000000000000
--- a/include/asm-sparc/ide_64.h
+++ /dev/null
@@ -1,100 +0,0 @@
1/*
2 * ide.h: Ultra/PCI specific IDE glue.
3 *
4 * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
6 */
7
8#ifndef _SPARC64_IDE_H
9#define _SPARC64_IDE_H
10
11#ifdef __KERNEL__
12
13#include <asm/pgalloc.h>
14#include <asm/io.h>
15#include <asm/spitfire.h>
16#include <asm/cacheflush.h>
17#include <asm/page.h>
18
19#ifndef MAX_HWIFS
20# ifdef CONFIG_BLK_DEV_IDEPCI
21#define MAX_HWIFS 10
22# else
23#define MAX_HWIFS 2
24# endif
25#endif
26
27#define __ide_insl(data_reg, buffer, wcount) \
28 __ide_insw(data_reg, buffer, (wcount)<<1)
29#define __ide_outsl(data_reg, buffer, wcount) \
30 __ide_outsw(data_reg, buffer, (wcount)<<1)
31
32/* On sparc64, I/O ports and MMIO registers are accessed identically. */
33#define __ide_mm_insw __ide_insw
34#define __ide_mm_insl __ide_insl
35#define __ide_mm_outsw __ide_outsw
36#define __ide_mm_outsl __ide_outsl
37
38static inline void __ide_insw(void __iomem *port, void *dst, u32 count)
39{
40#ifdef DCACHE_ALIASING_POSSIBLE
41 unsigned long end = (unsigned long)dst + (count << 1);
42#endif
43 u16 *ps = dst;
44 u32 *pi;
45
46 if(((u64)ps) & 0x2) {
47 *ps++ = __raw_readw(port);
48 count--;
49 }
50 pi = (u32 *)ps;
51 while(count >= 2) {
52 u32 w;
53
54 w = __raw_readw(port) << 16;
55 w |= __raw_readw(port);
56 *pi++ = w;
57 count -= 2;
58 }
59 ps = (u16 *)pi;
60 if(count)
61 *ps++ = __raw_readw(port);
62
63#ifdef DCACHE_ALIASING_POSSIBLE
64 __flush_dcache_range((unsigned long)dst, end);
65#endif
66}
67
68static inline void __ide_outsw(void __iomem *port, void *src, u32 count)
69{
70#ifdef DCACHE_ALIASING_POSSIBLE
71 unsigned long end = (unsigned long)src + (count << 1);
72#endif
73 const u16 *ps = src;
74 const u32 *pi;
75
76 if(((u64)src) & 0x2) {
77 __raw_writew(*ps++, port);
78 count--;
79 }
80 pi = (const u32 *)ps;
81 while(count >= 2) {
82 u32 w;
83
84 w = *pi++;
85 __raw_writew((w >> 16), port);
86 __raw_writew(w, port);
87 count -= 2;
88 }
89 ps = (const u16 *)pi;
90 if(count)
91 __raw_writew(*ps, port);
92
93#ifdef DCACHE_ALIASING_POSSIBLE
94 __flush_dcache_range((unsigned long)src, end);
95#endif
96}
97
98#endif /* __KERNEL__ */
99
100#endif /* _SPARC64_IDE_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-09-23 17:30:21 -0400