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authorHeiko Schocher <hs@pollux.denx.de>2007-08-28 17:39:14 +0200
committerHeiko Schocher <hs@pollux.denx.de>2007-08-28 17:39:14 +0200
commitf98984cb194bb34dbe1db9429d3b51133af30d07 (patch)
treefb9ea2be94607a89a36ce0e1a02279bb98aa20f1 /common/cmd_ide.c
parent3e66c078003607a7d1d214c15a5f262bc1b4032f (diff)
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IDE: - make ide_inb () and ide_outb () "weak", so boards can
define there own I/O functions. (Needed for the pcs440ep board). - The default I/O Functions are again 8 Bit accesses. - Added CONFIG_CMD_IDE for the pcs440ep Board. Signed-off-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'common/cmd_ide.c')
-rw-r--r--common/cmd_ide.c51
1 files changed, 16 insertions, 35 deletions
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index 89fefed..bb064ea 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -31,6 +31,7 @@
#include <command.h>
#include <image.h>
#include <asm/byteorder.h>
+#include <asm/io.h>
#if defined(CONFIG_IDE_8xx_DIRECT) || defined(CONFIG_IDE_PCMCIA)
# include <pcmcia.h>
@@ -128,8 +129,6 @@ ulong ide_bus_offset[CFG_IDE_MAXBUS] = {
};
-#define ATA_CURR_BASE(dev) (CFG_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
-
#ifndef CONFIG_AMIGAONEG3SE
static int ide_bus_ok[CFG_IDE_MAXBUS];
#else
@@ -172,8 +171,8 @@ static uchar ide_wait (int dev, ulong t);
#define IDE_SPIN_UP_TIME_OUT 5000 /* 5 sec spin-up timeout */
-static void __inline__ ide_outb(int dev, int port, unsigned char val);
-static unsigned char __inline__ ide_inb(int dev, int port);
+void inline ide_outb(int dev, int port, unsigned char val);
+unsigned char inline ide_inb(int dev, int port);
static void input_data(int dev, ulong *sect_buf, int words);
static void output_data(int dev, ulong *sect_buf, int words);
static void ident_cpy (unsigned char *dest, unsigned char *src, unsigned int len);
@@ -805,45 +804,27 @@ set_pcmcia_timing (int pmode)
/* ------------------------------------------------------------------------- */
-#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
-static void __inline__
-ide_outb(int dev, int port, unsigned char val)
+void inline
+__ide_outb(int dev, int port, unsigned char val)
{
debug ("ide_outb (dev= %d, port= 0x%x, val= 0x%02x) : @ 0x%08lx\n",
- dev, port, val, (ATA_CURR_BASE(dev)+port));
-
- /* Ensure I/O operations complete */
- EIEIO;
- *((u16 *)(ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port))) = val;
-}
-#else /* ! __PPC__ */
-static void __inline__
-ide_outb(int dev, int port, unsigned char val)
-{
- outb(val, ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port));
+ dev, port, val, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port)));
+ outb(val, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port)));
}
-#endif /* __PPC__ */
-
+void inline ide_outb (int dev, int port, unsigned char val)
+ __attribute__((weak, alias("__ide_outb")));
-#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
-static unsigned char __inline__
-ide_inb(int dev, int port)
+unsigned char inline
+__ide_inb(int dev, int port)
{
uchar val;
- /* Ensure I/O operations complete */
- EIEIO;
- val = *((u16 *)(ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port)));
+ val = inb((ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port)));
debug ("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n",
- dev, port, (ATA_CURR_BASE(dev)+port), val);
- return (val);
+ dev, port, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port)), val);
+ return val;
}
-#else /* ! __PPC__ */
-static unsigned char __inline__
-ide_inb(int dev, int port)
-{
- return inb(ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port));
-}
-#endif /* __PPC__ */
+unsigned char inline ide_inb(int dev, int port)
+ __attribute__((weak, alias("__ide_inb")));
#ifdef __PPC__
# ifdef CONFIG_AMIGAONEG3SE