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Blackfin: bf537-stamp: split CF/IDE code out into dedicated cf-ide.c
Signed-off-by: Mike Frysinger <[email protected]>
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Original file line number | Diff line number | Diff line change |
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/* | ||
* CF IDE addon card code | ||
* | ||
* Enter bugs at http://blackfin.uclinux.org/ | ||
* | ||
* Copyright (c) 2005-2009 Analog Devices Inc. | ||
* | ||
* Licensed under the GPL-2 or later. | ||
*/ | ||
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#include <common.h> | ||
#include <config.h> | ||
#include <command.h> | ||
#include <asm/blackfin.h> | ||
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void cf_outb(unsigned char val, volatile unsigned char *addr) | ||
{ | ||
*(addr) = val; | ||
SSYNC(); | ||
} | ||
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unsigned char cf_inb(volatile unsigned char *addr) | ||
{ | ||
volatile unsigned char c; | ||
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c = *(addr); | ||
SSYNC(); | ||
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return c; | ||
} | ||
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void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words) | ||
{ | ||
int i; | ||
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for (i = 0; i < words; i++) | ||
*(sect_buf + i) = *(addr); | ||
SSYNC(); | ||
} | ||
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void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words) | ||
{ | ||
int i; | ||
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for (i = 0; i < words; i++) | ||
*(addr) = *(sect_buf + i); | ||
SSYNC(); | ||
} | ||
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void cf_ide_init(void) | ||
{ | ||
#if defined(CONFIG_BFIN_TRUE_IDE) | ||
/* Enable ATASEL when in True IDE mode */ | ||
printf("Using CF True IDE Mode\n"); | ||
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA); | ||
udelay(1000); | ||
#elif defined(CONFIG_BFIN_CF_IDE) | ||
/* Disable ATASEL when we're in Common Memory Mode */ | ||
printf("Using CF Common Memory Mode\n"); | ||
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS); | ||
udelay(1000); | ||
#elif defined(CONFIG_BFIN_HDD_IDE) | ||
printf("Using HDD IDE Mode\n"); | ||
#endif | ||
ide_init(); | ||
} |