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authorGerald Van Baren <vanbaren@cideas.com>2008-03-29 18:08:02 -0400
committerGerald Van Baren <vanbaren@cideas.com>2008-03-29 18:08:02 -0400
commit3596d55eb22703d3f4f1b839fe4b000fabe081b3 (patch)
tree96d1ce693dc72c2fbc63da37928afd4761e82fd2 /drivers/block/ata_piix.h
parent493a2b1dc97367e904bf83869501f6290f3b374e (diff)
parent74d1e66d22dac91388bc538b2fe19f735edc5b82 (diff)
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Merge git://www.denx.de/git/u-boot into uboot
Diffstat (limited to 'drivers/block/ata_piix.h')
-rw-r--r--drivers/block/ata_piix.h90
1 files changed, 90 insertions, 0 deletions
diff --git a/drivers/block/ata_piix.h b/drivers/block/ata_piix.h
new file mode 100644
index 0000000..ed2e4d5
--- /dev/null
+++ b/drivers/block/ata_piix.h
@@ -0,0 +1,90 @@
+
+#if (DEBUG_SATA)
+#define PRINTF(fmt,args...) printf (fmt ,##args)
+#else
+#define PRINTF(fmt,args...)
+#endif
+
+struct sata_ioports {
+ unsigned long cmd_addr;
+ unsigned long data_addr;
+ unsigned long error_addr;
+ unsigned long feature_addr;
+ unsigned long nsect_addr;
+ unsigned long lbal_addr;
+ unsigned long lbam_addr;
+ unsigned long lbah_addr;
+ unsigned long device_addr;
+ unsigned long status_addr;
+ unsigned long command_addr;
+ unsigned long altstatus_addr;
+ unsigned long ctl_addr;
+ unsigned long bmdma_addr;
+ unsigned long scr_addr;
+};
+
+struct sata_port {
+ unsigned char port_no; /* primary=0, secondary=1 */
+ struct sata_ioports ioaddr; /* ATA cmd/ctl/dma reg blks */
+ unsigned char ctl_reg;
+ unsigned char last_ctl;
+ unsigned char port_state; /* 1-port is available and */
+ /* 0-port is not available */
+ unsigned char dev_mask;
+};
+
+/***********SATA LIBRARY SPECIFIC DEFINITIONS AND DECLARATIONS**************/
+#ifdef SATA_DECL /*SATA library specific declarations */
+#define ata_id_has_lba48(id) ((id)[83] & (1 << 10))
+#define ata_id_has_lba(id) ((id)[49] & (1 << 9))
+#define ata_id_has_dma(id) ((id)[49] & (1 << 8))
+#define ata_id_u32(id,n) \
+ (((u32) (id)[(n) + 1] << 16) | ((u32) (id)[(n)]))
+#define ata_id_u64(id,n) \
+ (((u64) (id)[(n) + 3] << 48) | \
+ ((u64) (id)[(n) + 2] << 32) | \
+ ((u64) (id)[(n) + 1] << 16) | \
+ ((u64) (id)[(n) + 0]) )
+#endif
+
+#ifdef SATA_DECL /*SATA library specific declarations */
+static inline void
+ata_dump_id (u16 * id)
+{
+ PRINTF ("49==0x%04x "
+ "53==0x%04x "
+ "63==0x%04x "
+ "64==0x%04x "
+ "75==0x%04x \n", id[49], id[53], id[63], id[64], id[75]);
+ PRINTF ("80==0x%04x "
+ "81==0x%04x "
+ "82==0x%04x "
+ "83==0x%04x "
+ "84==0x%04x \n", id[80], id[81], id[82], id[83], id[84]);
+ PRINTF ("88==0x%04x " "93==0x%04x\n", id[88], id[93]);
+}
+#endif
+
+#ifdef SATA_DECL /*SATA library specific declarations */
+int sata_bus_softreset (int num);
+void sata_identify (int num, int dev);
+void sata_port (struct sata_ioports *ioport);
+void set_Feature_cmd (int num, int dev);
+int sata_devchk (struct sata_ioports *ioaddr, int dev);
+void dev_select (struct sata_ioports *ioaddr, int dev);
+u8 sata_busy_wait (struct sata_ioports *ioaddr, int bits, unsigned int max);
+u8 sata_chk_status (struct sata_ioports *ioaddr);
+ulong sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buffer);
+ulong sata_write (int device,ulong blknr, lbaint_t blkcnt, void * buffer);
+void msleep (int count);
+#endif
+
+/************DRIVER SPECIFIC DEFINITIONS AND DECLARATIONS**************/
+
+#ifdef DRV_DECL /*Driver specific declaration */
+int init_sata (int dev);
+#endif
+
+#ifdef DRV_DECL /*Defines Driver Specific variables */
+struct sata_port port[CFG_SATA_MAXBUS];
+#endif