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Diffstat (limited to 'common/cmd_ide.c')
-rw-r--r--common/cmd_ide.c69
1 files changed, 29 insertions, 40 deletions
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index 50ada33..0c9927b 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -60,6 +60,11 @@ static unsigned long mips_io_port_base = 0;
# define SHOW_BOOT_PROGRESS(arg)
#endif
+#ifdef __PPC__
+# define EIEIO __asm__ volatile ("eieio")
+#else
+# define EIEIO /* nothing */
+#endif
#undef IDE_DEBUG
@@ -790,9 +795,7 @@ ide_outb(int dev, int port, unsigned char val)
dev, port, val, (ATA_CURR_BASE(dev)+port));
/* Ensure I/O operations complete */
-#ifdef __PPC__
- __asm__ volatile("eieio");
-#endif
+ EIEIO;
*((uchar *)(ATA_CURR_BASE(dev)+port)) = val;
}
#else /* ! __PPC__ */
@@ -810,9 +813,7 @@ ide_inb(int dev, int port)
{
uchar val;
/* Ensure I/O operations complete */
-#ifdef __PPC__
- __asm__ volatile("eieio");
-#endif
+ EIEIO;
val = *((uchar *)(ATA_CURR_BASE(dev)+port));
PRINTF ("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n",
dev, port, (ATA_CURR_BASE(dev)+port), val);
@@ -837,9 +838,9 @@ output_data_short(int dev, ulong *sect_buf, int words)
pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
dbuf = (ushort *)sect_buf;
while (words--) {
- __asm__ volatile ("eieio");
+ EIEIO;
*pbuf = *dbuf++;
- __asm__ volatile ("eieio");
+ EIEIO;
}
if (words&1)
@@ -895,13 +896,9 @@ output_data(int dev, ulong *sect_buf, int words)
pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
dbuf = (ushort *)sect_buf;
while (words--) {
-#ifdef __PPC__
- __asm__ volatile ("eieio");
-#endif
+ EIEIO;
*pbuf = *dbuf++;
-#ifdef __PPC__
- __asm__ volatile ("eieio");
-#endif
+ EIEIO;
*pbuf = *dbuf++;
}
#else /* CONFIG_HMI10 */
@@ -913,13 +910,13 @@ output_data(int dev, ulong *sect_buf, int words)
pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
dbuf = (uchar *)sect_buf;
while (words--) {
- __asm__ volatile ("eieio");
+ EIEIO;
*pbuf_even = *dbuf++;
- __asm__ volatile ("eieio");
+ EIEIO;
*pbuf_odd = *dbuf++;
- __asm__ volatile ("eieio");
+ EIEIO;
*pbuf_even = *dbuf++;
- __asm__ volatile ("eieio");
+ EIEIO;
*pbuf_odd = *dbuf++;
}
#endif /* CONFIG_HMI10 */
@@ -946,13 +943,9 @@ input_data(int dev, ulong *sect_buf, int words)
PRINTF("in input data base for read is %lx\n", (unsigned long) pbuf);
while (words--) {
-#ifdef __PPC__
- __asm__ volatile ("eieio");
-#endif
+ EIEIO;
*dbuf++ = *pbuf;
-#ifdef __PPC__
- __asm__ volatile ("eieio");
-#endif
+ EIEIO;
*dbuf++ = *pbuf;
}
#else /* CONFIG_HMI10 */
@@ -964,13 +957,13 @@ input_data(int dev, ulong *sect_buf, int words)
pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
dbuf = (uchar *)sect_buf;
while (words--) {
- __asm__ volatile ("eieio");
+ EIEIO;
*dbuf++ = *pbuf_even;
- __asm__ volatile ("eieio");
+ EIEIO;
*dbuf++ = *pbuf_odd;
- __asm__ volatile ("eieio");
+ EIEIO;
*dbuf++ = *pbuf_even;
- __asm__ volatile ("eieio");
+ EIEIO;
*dbuf++ = *pbuf_odd;
}
#endif /* CONFIG_HMI10 */
@@ -994,9 +987,9 @@ input_data_short(int dev, ulong *sect_buf, int words)
pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
dbuf = (ushort *)sect_buf;
while (words--) {
- __asm__ volatile ("eieio");
+ EIEIO;
*dbuf++ = *pbuf;
- __asm__ volatile ("eieio");
+ EIEIO;
}
if (words&1) {
@@ -1608,9 +1601,7 @@ output_data_shorts(int dev, ushort *sect_buf, int shorts)
PRINTF("in output data shorts base for read is %lx\n", (unsigned long) pbuf);
while (shorts--) {
-#ifdef __PPC__
- __asm__ volatile ("eieio");
-#endif
+ EIEIO;
*pbuf = *dbuf++;
}
#else /* CONFIG_HMI10 */
@@ -1621,9 +1612,9 @@ output_data_shorts(int dev, ushort *sect_buf, int shorts)
pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN);
pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
while (shorts--) {
- __asm__ volatile ("eieio");
+ EIEIO;
*pbuf_even = *dbuf++;
- __asm__ volatile ("eieio");
+ EIEIO;
*pbuf_odd = *dbuf++;
}
#endif /* CONFIG_HMI10 */
@@ -1642,9 +1633,7 @@ input_data_shorts(int dev, ushort *sect_buf, int shorts)
PRINTF("in input data shorts base for read is %lx\n", (unsigned long) pbuf);
while (shorts--) {
-#ifdef __PPC__
- __asm__ volatile ("eieio");
-#endif
+ EIEIO;
*dbuf++ = *pbuf;
}
#else /* CONFIG_HMI10 */
@@ -1655,9 +1644,9 @@ input_data_shorts(int dev, ushort *sect_buf, int shorts)
pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN);
pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
while (shorts--) {
- __asm__ volatile ("eieio");
+ EIEIO;
*dbuf++ = *pbuf_even;
- __asm__ volatile ("eieio");
+ EIEIO;
*dbuf++ = *pbuf_odd;
}
#endif /* CONFIG_HMI10 */