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| author | Heiko Schocher <hs@pollux.denx.de> | 2007-08-28 17:39:14 +0200 |
|---|---|---|
| committer | Heiko Schocher <hs@pollux.denx.de> | 2007-08-28 17:39:14 +0200 |
| commit | f98984cb194bb34dbe1db9429d3b51133af30d07 (patch) | |
| tree | fb9ea2be94607a89a36ce0e1a02279bb98aa20f1 /common/cmd_ide.c | |
| parent | 3e66c078003607a7d1d214c15a5f262bc1b4032f (diff) | |
| download | u-boot-imx-f98984cb194bb34dbe1db9429d3b51133af30d07.zip u-boot-imx-f98984cb194bb34dbe1db9429d3b51133af30d07.tar.gz u-boot-imx-f98984cb194bb34dbe1db9429d3b51133af30d07.tar.bz2 | |
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.c | 51 |
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 |