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https://opencores.org/ocsvn/or1k_soc_on_altera_embedded_dev_kit/or1k_soc_on_altera_embedded_dev_kit/trunk
Subversion Repositories or1k_soc_on_altera_embedded_dev_kit
[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [or32/] [drivers/] [sd_card.h] - Rev 16
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#ifndef __SD_CARD_H__ #define __SD_CARD_H__ #define SD_BASE_ADD 0x50000000 #define SD_TRANS_TYPE_REG 0x2 #define SD_TRANS_CTRL_REG 0x3 #define SD_TRANS_STS_REG 0x4 #define SD_TRANS_ERROR_REG 0x5 #define SD_DIRECT_ACCESS_DATA_REG 0x6 #define SD_ADDR_7_0_REG 0x7 #define SD_ADDR_15_8_REG 0x8 #define SD_ADDR_23_16_REG 0x9 #define SD_ADDR_31_24_REG 0xa #define SD_CLK_DEL_REG 0xb #define SD_RX_FIFO_DATA_REG 0x10 #define SD_RX_FIFO_DATA_COUNT_MSB 0x12 #define SD_RX_FIFO_DATA_COUNT_LSB 0x13 #define SD_RX_FIFO_CONTROL_REG 0x14 #define SD_TX_FIFO_DATA_REG 0x20 #define SD_TX_FIFO_CONTROL_REG 0x24 #define SD_DIRECT_ACCESS 0 #define SD_INIT_SD 1 #define SD_RW_READ_SD_BLOCK 2 #define SD_RW_WRITE_SD_BLOCK 3 #define SD_WRITE_NO_ERROR 0 #define SD_WRITE_CMD_ERROR 1 #define SD_WRITE_DATA_ERROR 2 #define SD_WRITE_BUSY_ERROR 3 #define SD_READ_NO_ERROR 0 #define SD_READ_CMD_ERROR 1 #define SD_READ_TOKEN_ERROR 2 #define SD_INIT_NO_ERROR 0 #define SD_INIT_CMD0_ERROR 1 #define SD_INIT_CMD1_ERROR 2 #define REG8(add) *((volatile unsigned char *) (add)) #define REG16(add) *((volatile unsigned short *) (add)) #define REG32(add) *((volatile unsigned long *) (add)) struct sd_card_dev { void *vir_base; /* Virtual address for spiMaster */ int size; /* the size of the SD Card */ short users; /* How many users are using me */ short media_change; /* a flag to save the media change */ spinlock_t lock; /* lock for request queue */ struct request_queue *queue; /* request queue */ struct gendisk *gd; /* gendisk */ }; #endif /* __SD_CARD_H__ */