URL https://opencores.org/ocsvn/sd_card_controller/sd_card_controller/trunk

Subversion Repositories sd_card_controller

[/] [sd_card_controller/] [trunk/] [README.md] - Diff between revs 9 and 10

Rev 9	Rev 10
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`This u-boot project contains driver for Wishbone SD Card Controller IP Core`	`This u-boot project contains driver for Wishbone SD Card Controller IP Core`
`and can be configured for de0_nano board (with custom made expansion board).`	`and can be configured for de0_nano board (with custom made expansion board).`

`Also in the plan is the driver for Linux. The initial work can be found at:`	`Also in the plan is the driver for Linux. The initial work can be found at:`

`https://bitbucket.org/rozpruwacz/linux-openrisc`	`https://github.com/mczerski/linux - de0_nano branch`

`the driver is named ocsdc and is located in drivers/mmc/host directory.`	`the driver is named ocsdc and is located in drivers/mmc/host directory.`

	`TODO:`
	`-----`

	`- top level testbench cleanup (sd_controller_top_tb.sv)`
	`- rx/tx fifo treshold to do block transfers rather than many signle word transfers`
	`- maybe one fifo rathen than two fifos (rx and tx) would suffice since the transfer`
	`between card and controller is always half-duplex`
	`- read only and card detect signals support`
	`- timeout watchdog for data transfers`