From 992cd008f1d4217c3e7dd6d0a1e8445ade5da63d Mon Sep 17 00:00:00 2001 From: Eric Biederman Date: Thu, 14 Oct 2004 21:10:23 +0000 Subject: - Update the device header files git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1663 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/include/device/smbus.h | 71 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 src/include/device/smbus.h (limited to 'src/include/device/smbus.h') diff --git a/src/include/device/smbus.h b/src/include/device/smbus.h new file mode 100644 index 0000000000..230f061900 --- /dev/null +++ b/src/include/device/smbus.h @@ -0,0 +1,71 @@ +#ifndef DEVICE_SMBUS_H +#define DEVICE_SMBUS_H + +#include +#include +#include +#include +#include + +/* Common smbus bus operations */ +struct smbus_bus_operations { + int (*quick_read) (device_t dev); + int (*quick_write) (device_t dev); + int (*recv_byte) (device_t dev); + int (*send_byte) (device_t dev, uint8_t value); + int (*read_byte) (device_t dev, uint8_t addr); + int (*write_byte) (device_t dev, uint8_t addr, uint8_t value); + int (*read_word) (device_t dev, uint8_t addr); + int (*write_word) (device_t dev, uint8_t addr, uint16_t value); + int (*process_call)(device_t dev, uint8_t cmd, uint16_t data); + int (*block_read) (device_t dev, uint8_t cmd, uint8_t bytes, uint8_t *buffer); + int (*block_write) (device_t dev, uint8_t cmd, uint8_t bytes, const uint8_t *buffer); +}; + +static inline int smbus_quick_read(device_t dev) +{ + return dev->bus->dev->ops->ops_smbus_bus->quick_read(dev); +} +static inline int smbus_quick_write(device_t dev) +{ + return dev->bus->dev->ops->ops_smbus_bus->quick_write(dev); +} +static inline int smbus_recv_byte(device_t dev) +{ + return dev->bus->dev->ops->ops_smbus_bus->recv_byte(dev); +} +static inline int smbus_send_byte(device_t dev, uint8_t byte) +{ + return dev->bus->dev->ops->ops_smbus_bus->send_byte(dev, byte); +} +static inline int smbus_read_byte(device_t dev, uint8_t addr) +{ + return dev->bus->dev->ops->ops_smbus_bus->read_byte(dev, addr); +} +static inline int smbus_write_byte(device_t dev, uint8_t addr, uint8_t val) +{ + return dev->bus->dev->ops->ops_smbus_bus->write_byte(dev, addr, val); +} +static inline int smbus_read_word(device_t dev, uint8_t addr) +{ + return dev->bus->dev->ops->ops_smbus_bus->read_word(dev, addr); +} +static inline int smbus_write_word(device_t dev, uint8_t addr, uint16_t val) +{ + return dev->bus->dev->ops->ops_smbus_bus->write_word(dev, addr, val); +} +static inline int smbus_process_call(device_t dev, uint8_t cmd, uint16_t data) +{ + return dev->bus->dev->ops->ops_smbus_bus->process_call(dev, cmd, data); +} +static inline int smbus_block_read(device_t dev, uint8_t cmd, uint8_t bytes, uint8_t *buffer) +{ + return dev->bus->dev->ops->ops_smbus_bus->block_read(dev, cmd, bytes, buffer); +} +static inline int smbus_block_write(device_t dev, uint8_t cmd, uint8_t bytes, const uint8_t *buffer) +{ + return dev->bus->dev->ops->ops_smbus_bus->block_write(dev, cmd, bytes, buffer); +} + + +#endif /* DEVICE_SMBUS_H */ -- cgit v1.2.3