Mercurial > ecos
changeset 3227:3c3317a0eeb2
Add CYGBLD_I2C_DEVICE_CONST. This will allow driver to modify cyg_i2c_device streucture. [ Bugzilla 1001816 ]
| author | vae |
|---|---|
| date | Fri, 26 Apr 2013 16:25:20 +0000 |
| parents | e10148c0a535 |
| children | c0f0661703ee |
| files | packages/io/i2c/current/ChangeLog packages/io/i2c/current/include/i2c.h |
| diffstat | 2 files changed, 11 insertions(+), 2 deletions(-) [+] |
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--- a/packages/io/i2c/current/ChangeLog +++ b/packages/io/i2c/current/ChangeLog @@ -1,3 +1,8 @@ +2013-04-10 Ilija Kocho <ilijak@siva.com.mk + + * include/i2c.h: Add CYGBLD_I2C_DEVICE_CONST. This will allow driver + to modify cyg_i2c_device streucture. [ Bugzilla 1001816 ] + 2009-02-09 Bart Veer <bartv@ecoscentric.com> * cdl/i2c.cdl, src/i2c.cxx, doc/i2c.sgml: I2C buses now initialize
--- a/packages/io/i2c/current/include/i2c.h +++ b/packages/io/i2c/current/include/i2c.h @@ -82,6 +82,10 @@ typedef struct cyg_i2c_device { // The information needed for interacting over a particular I2C bus. // Most hardware will only have one bus, but multiple buses are // supported. Thread synchronization happens on a per-bus level. +#ifndef CYGBLD_I2C_DEVICE_CONST +#define CYGBLD_I2C_DEVICE_CONST const +#endif + typedef struct cyg_i2c_bus { cyg_drv_mutex_t i2c_lock; #ifdef CYGDBG_USE_ASSERTS @@ -89,8 +93,8 @@ typedef struct cyg_i2c_bus { #endif // The hardware-specific functions that do the real work void (*i2c_init_fn)(struct cyg_i2c_bus*); - cyg_uint32 (*i2c_tx_fn)(const cyg_i2c_device*, cyg_bool, const cyg_uint8*, cyg_uint32, cyg_bool); - cyg_uint32 (*i2c_rx_fn)(const cyg_i2c_device*, cyg_bool, cyg_uint8*, cyg_uint32, cyg_bool, cyg_bool); + cyg_uint32 (*i2c_tx_fn)(CYGBLD_I2C_DEVICE_CONST cyg_i2c_device*, cyg_bool, const cyg_uint8*, cyg_uint32, cyg_bool); + cyg_uint32 (*i2c_rx_fn)(CYGBLD_I2C_DEVICE_CONST cyg_i2c_device*, cyg_bool, cyg_uint8*, cyg_uint32, cyg_bool, cyg_bool); void (*i2c_stop_fn)(const cyg_i2c_device*); // A spare field for use by the driver void* i2c_extra;