Module capsules::sdcard
[−]
[src]
Provides driver for accessing an SD Card and a userspace Driver.
This allows initialization and block reads or writes on top of SPI.
Usage
let sdcard_spi = static_init!( capsules::virtual_spi::VirtualSpiMasterDevice<'static, usart::USART>, capsules::virtual_spi::VirtualSpiMasterDevice::new(mux_spi, Some(&sam4l::gpio::PA[13]))); let sdcard_virtual_alarm = static_init!( VirtualMuxAlarm<'static, sam4l::ast::Ast>, VirtualMuxAlarm::new(mux_alarm)); let sdcard = static_init!( capsules::sdcard::SDCard<'static, VirtualMuxAlarm<'static, sam4l::ast::Ast>>, capsules::sdcard::SDCard::new(sdcard_spi, sdcard_virtual_alarm, Some(&sam4l::gpio::PA[17]), &mut capsules::sdcard::TXBUFFER, &mut capsules::sdcard::RXBUFFER)); sdcard_spi.set_client(sdcard); sdcard_virtual_alarm.set_client(sdcard); sam4l::gpio::PA[17].set_client(sdcard); let sdcard_driver = static_init!( capsules::sdcard::SDCardDriver<'static, VirtualMuxAlarm<'static, sam4l::ast::Ast>>, capsules::sdcard::SDCardDriver::new(sdcard, &mut capsules::sdcard::KERNEL_BUFFER)); sdcard.set_client(sdcard_driver);
Reexports
use core::cell::Cell; |
use core::cmp; |
use kernel::AppId; |
use kernel::AppSlice; |
use kernel::Callback; |
use kernel::Driver; |
use kernel::ReturnCode; |
use kernel::Shared; |
use kernel::common::take_cell::MapCell; |
use kernel::common::take_cell::TakeCell; |
use kernel::hil; |
use kernel::hil::time::Frequency; |
Structs
App |
Holds buffers and whatnot that the application has passed us. |
SDCard |
SD Card capsule, capable of being built on top of by other kernel capsules |
SDCardDriver |
Application driver for SD Card capsule, layers on top of SD Card capsule This is used if the SDCard is going to be attached directly to userspace syscalls. SDCardDriver can be ignored if another capsule is going to build off of the SDCard instead |
Enums
AlarmState |
Alarm states |
ErrorCode |
Error codes returned if an SD card transaction fails |
SDCardType |
SD card types, determined during initialization |
SDCmd |
SD card command codes |
SDResponse |
SD card response codes |
SpiState |
SPI states |
Constants
DATA_TOKEN | |
INITIALIZING_STATUS | |
SUCCESS_STATUS |
Statics
KERNEL_BUFFER |
Buffer for SD card driver, assigned in board |
RXBUFFER | |
TXBUFFER |
Buffers used for SD card transactions, assigned in board |
Traits
SDCardClient |
Callback functions from SDCard |