Modify _port2addr*() routines in arch/m32r/kernel/io_*.c to
use NONCACHE_OFFSET instead of hard-coding of a constant address.
This modification is also required to support an M3A-ZA36 FPGA eva board
in case an MMU-less synthesizable m32r core is used.
Signed-off-by: Hirokazu Takata <[email protected]>
---
arch/m32r/kernel/io_m32104ut.c | 24 +++++++++----------
arch/m32r/kernel/io_m32700ut.c | 24 +++++++++----------
arch/m32r/kernel/io_mappi.c | 2 -
arch/m32r/kernel/io_mappi2.c | 24 +++++++++----------
arch/m32r/kernel/io_mappi3.c | 51 ++++++++++++++++++++++++-----------------
arch/m32r/kernel/io_oaks32r.c | 2 -
arch/m32r/kernel/io_opsput.c | 6 ++--
include/asm-m32r/m32r.h | 2 -
8 files changed, 72 insertions(+), 63 deletions(-)
Index: linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_mappi2.c
===================================================================
--- linux-2.6.15-rc5-mm1.orig/arch/m32r/kernel/io_mappi2.c 2005-12-06 10:36:03.088915368 +0900
+++ linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_mappi2.c 2005-12-06 21:03:12.070440664 +0900
@@ -33,7 +33,7 @@ extern void pcc_iowrite_word(int, unsign
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
@@ -42,22 +42,22 @@ static inline void *__port2addr_ata(unsi
static int dummy_reg;
switch (port) {
- case 0x1f0: return (void *)0xac002000;
- case 0x1f1: return (void *)0xac012800;
- case 0x1f2: return (void *)0xac012002;
- case 0x1f3: return (void *)0xac012802;
- case 0x1f4: return (void *)0xac012004;
- case 0x1f5: return (void *)0xac012804;
- case 0x1f6: return (void *)0xac012006;
- case 0x1f7: return (void *)0xac012806;
- case 0x3f6: return (void *)0xac01200e;
+ case 0x1f0: return (void *)(0x0c002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x0c012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x0c012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x0c012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x0c012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x0c012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x0c012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x0c012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x0c01200e | NONCACHE_OFFSET);
default: return (void *)&dummy_reg;
}
}
#endif
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
#ifdef CONFIG_CHIP_OPSP
static inline void *_port2addr_ne(unsigned long port)
{
Index: linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_m32104ut.c
===================================================================
--- linux-2.6.15-rc5-mm1.orig/arch/m32r/kernel/io_m32104ut.c 2005-12-06 21:02:17.790692440 +0900
+++ linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_m32104ut.c 2005-12-06 21:03:12.076439752 +0900
@@ -31,7 +31,7 @@ extern void pcc_iowrite_word(int, unsign
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port + NONCACHE_OFFSET);
+ return (void *)(port | NONCACHE_OFFSET);
}
#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
@@ -40,15 +40,15 @@ static inline void *__port2addr_ata(unsi
static int dummy_reg;
switch (port) {
- case 0x1f0: return (void *)0xac002000;
- case 0x1f1: return (void *)0xac012800;
- case 0x1f2: return (void *)0xac012002;
- case 0x1f3: return (void *)0xac012802;
- case 0x1f4: return (void *)0xac012004;
- case 0x1f5: return (void *)0xac012804;
- case 0x1f6: return (void *)0xac012006;
- case 0x1f7: return (void *)0xac012806;
- case 0x3f6: return (void *)0xac01200e;
+ case 0x1f0: return (void *)(0x0c002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x0c012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x0c012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x0c012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x0c012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x0c012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x0c012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x0c012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x0c01200e | NONCACHE_OFFSET);
default: return (void *)&dummy_reg;
}
}
@@ -59,8 +59,8 @@ static inline void *__port2addr_ata(unsi
* from 0x01000000 to 0x01ffffff on physical address.
* The base address of LAN controller(LAN91C111) is 0x300.
*/
-#define LAN_IOSTART 0x300
-#define LAN_IOEND 0x320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + NONCACHE_OFFSET + 0x01000000);
Index: linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_m32700ut.c
===================================================================
--- linux-2.6.15-rc5-mm1.orig/arch/m32r/kernel/io_m32700ut.c 2005-12-06 10:36:01.900096096 +0900
+++ linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_m32700ut.c 2005-12-06 21:03:12.084438536 +0900
@@ -36,7 +36,7 @@ extern void pcc_iowrite_word(int, unsign
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port + NONCACHE_OFFSET);
+ return (void *)(port | NONCACHE_OFFSET);
}
#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
@@ -45,15 +45,15 @@ static inline void *__port2addr_ata(unsi
static int dummy_reg;
switch (port) {
- case 0x1f0: return (void *)0xac002000;
- case 0x1f1: return (void *)0xac012800;
- case 0x1f2: return (void *)0xac012002;
- case 0x1f3: return (void *)0xac012802;
- case 0x1f4: return (void *)0xac012004;
- case 0x1f5: return (void *)0xac012804;
- case 0x1f6: return (void *)0xac012006;
- case 0x1f7: return (void *)0xac012806;
- case 0x3f6: return (void *)0xac01200e;
+ case 0x1f0: return (void *)(0x0c002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x0c012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x0c012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x0c012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x0c012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x0c012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x0c012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x0c012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x0c01200e | NONCACHE_OFFSET);
default: return (void *)&dummy_reg;
}
}
@@ -64,8 +64,8 @@ static inline void *__port2addr_ata(unsi
* from 0x10000000 to 0x13ffffff on physical address.
* The base address of LAN controller(LAN91C111) is 0x300.
*/
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + 0x10000000);
Index: linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_mappi.c
===================================================================
--- linux-2.6.15-rc5-mm1.orig/arch/m32r/kernel/io_mappi.c 2005-12-04 14:10:42.000000000 +0900
+++ linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_mappi.c 2005-12-06 21:03:12.092437320 +0900
@@ -31,7 +31,7 @@ extern void pcc_iowrite(int, unsigned lo
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
static inline void *_port2addr_ne(unsigned long port)
Index: linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_mappi3.c
===================================================================
--- linux-2.6.15-rc5-mm1.orig/arch/m32r/kernel/io_mappi3.c 2005-12-06 10:36:01.914093968 +0900
+++ linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_mappi3.c 2005-12-06 21:03:12.101435952 +0900
@@ -33,7 +33,7 @@ extern void pcc_iowrite_word(int, unsign
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port + NONCACHE_OFFSET);
+ return (void *)(port | NONCACHE_OFFSET);
}
#if defined(CONFIG_IDE)
@@ -43,33 +43,42 @@ static inline void *__port2addr_ata(unsi
switch (port) {
/* IDE0 CF */
- case 0x1f0: return (void *)0xb4002000;
- case 0x1f1: return (void *)0xb4012800;
- case 0x1f2: return (void *)0xb4012002;
- case 0x1f3: return (void *)0xb4012802;
- case 0x1f4: return (void *)0xb4012004;
- case 0x1f5: return (void *)0xb4012804;
- case 0x1f6: return (void *)0xb4012006;
- case 0x1f7: return (void *)0xb4012806;
- case 0x3f6: return (void *)0xb401200e;
+ case 0x1f0: return (void *)(0x14002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x14012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x14012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x14012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x14012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x14012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x14012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x14012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x1401200e | NONCACHE_OFFSET);
/* IDE1 IDE */
- case 0x170: return (void *)0xb4810000; /* Data 16bit */
- case 0x171: return (void *)0xb4810002; /* Features / Error */
- case 0x172: return (void *)0xb4810004; /* Sector count */
- case 0x173: return (void *)0xb4810006; /* Sector number */
- case 0x174: return (void *)0xb4810008; /* Cylinder low */
- case 0x175: return (void *)0xb481000a; /* Cylinder high */
- case 0x176: return (void *)0xb481000c; /* Device head */
- case 0x177: return (void *)0xb481000e; /* Command */
- case 0x376: return (void *)0xb480800c; /* Device control / Alt status */
+ case 0x170: /* Data 16bit */
+ return (void *)(0x14810000 | NONCACHE_OFFSET);
+ case 0x171: /* Features / Error */
+ return (void *)(0x14810002 | NONCACHE_OFFSET);
+ case 0x172: /* Sector count */
+ return (void *)(0x14810004 | NONCACHE_OFFSET);
+ case 0x173: /* Sector number */
+ return (void *)(0x14810006 | NONCACHE_OFFSET);
+ case 0x174: /* Cylinder low */
+ return (void *)(0x14810008 | NONCACHE_OFFSET);
+ case 0x175: /* Cylinder high */
+ return (void *)(0x1481000a | NONCACHE_OFFSET);
+ case 0x176: /* Device head */
+ return (void *)(0x1481000c | NONCACHE_OFFSET);
+ case 0x177: /* Command */
+ return (void *)(0x1481000e | NONCACHE_OFFSET);
+ case 0x376: /* Device control / Alt status */
+ return (void *)(0x1480800c | NONCACHE_OFFSET);
default: return (void *)&dummy_reg;
}
}
#endif
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + 0x10000000);
Index: linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_oaks32r.c
===================================================================
--- linux-2.6.15-rc5-mm1.orig/arch/m32r/kernel/io_oaks32r.c 2005-12-04 14:10:42.000000000 +0900
+++ linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_oaks32r.c 2005-12-06 21:03:12.108434888 +0900
@@ -16,7 +16,7 @@
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
static inline void *_port2addr_ne(unsigned long port)
Index: linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_opsput.c
===================================================================
--- linux-2.6.15-rc5-mm1.orig/arch/m32r/kernel/io_opsput.c 2005-12-06 10:36:01.295188056 +0900
+++ linux-2.6.15-rc5-mm1/arch/m32r/kernel/io_opsput.c 2005-12-06 21:03:12.115433824 +0900
@@ -36,7 +36,7 @@ extern void pcc_iowrite_word(int, unsign
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
/*
@@ -44,8 +44,8 @@ static inline void *_port2addr(unsigned
* from 0x10000000 to 0x13ffffff on physical address.
* The base address of LAN controller(LAN91C111) is 0x300.
*/
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + 0x10000000);
Index: linux-2.6.15-rc5-mm1/include/asm-m32r/m32r.h
===================================================================
--- linux-2.6.15-rc5-mm1.orig/include/asm-m32r/m32r.h 2005-12-06 21:02:17.866680888 +0900
+++ linux-2.6.15-rc5-mm1/include/asm-m32r/m32r.h 2005-12-06 21:03:12.124432456 +0900
@@ -126,7 +126,7 @@
#include <asm/page.h>
#ifdef CONFIG_MMU
-#define NONCACHE_OFFSET __PAGE_OFFSET+0x20000000
+#define NONCACHE_OFFSET (__PAGE_OFFSET + 0x20000000)
#else
#define NONCACHE_OFFSET __PAGE_OFFSET
#endif /* CONFIG_MMU */
--
Hirokazu Takata <[email protected]>
Linux/M32R Project: http://www.linux-m32r.org/
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