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Diffstat (limited to 'c/src/lib/libbsp/powerpc/mvme5500/GT64260/MVME5500I2C.c')
-rw-r--r--c/src/lib/libbsp/powerpc/mvme5500/GT64260/MVME5500I2C.c107
1 files changed, 0 insertions, 107 deletions
diff --git a/c/src/lib/libbsp/powerpc/mvme5500/GT64260/MVME5500I2C.c b/c/src/lib/libbsp/powerpc/mvme5500/GT64260/MVME5500I2C.c
deleted file mode 100644
index 107b8f15cb..0000000000
--- a/c/src/lib/libbsp/powerpc/mvme5500/GT64260/MVME5500I2C.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * To read information of the EEPROM via the I2C
- */
-
-/*
- * Copyright (c) 2003, 2004 Brookhaven National Laboratory
- * Author: S. Kate Feng <feng1@bnl.gov>
- * All rights reserved.
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution.
- */
-
-#include <bsp.h>
-#include <rtems/bspIo.h> /* printk */
-#include <stdint.h> /* uint32_t */
-#include "bsp/GT64260TWSI.h"
-
-/* #define I2C_DEBUG*/
-
-static unsigned char I2cAddrPack(unsigned char busAddr,uint32_t offset)
-{
- return(busAddr | ((offset & 0x700) >> 7));
-}
-
-static unsigned char I2cDevByteAddr(uint32_t devA2A1A0, unsigned char byteNum)
-{
- return(( devA2A1A0 >>(byteNum*8)) & 0xff);
-}
-/****************************************************************************
-* I2Cread_eeprom - read EEPROM VPD from the I2C
-*/
-int I2Cread_eeprom(
- unsigned char I2cBusAddr,
- uint32_t devA2A1A0,
- uint32_t AddrBytes,
- unsigned char *pBuff,
- uint32_t numBytes
-)
-{
- int status=0, lastByte=0;
-
- switch (AddrBytes) {
- case 1:
- if ((status=GT64260TWSIstart()) != -1) {
- if ((status=GT64260TWSIwrite(I2cAddrPack(I2cBusAddr,devA2A1A0)))!= -1){
- if ((status=GT64260TWSIwrite(devA2A1A0))!=-1){
- if ((status=GT64260TWSIstart())!=-1)
- status=GT64260TWSIwrite(I2cAddrPack((I2cBusAddr|0x01),devA2A1A0));
- }
- }
- }
- break;
- case 2:
- if ((status=GT64260TWSIstart())!=-1) {
- if ((status=GT64260TWSIwrite(I2cBusAddr))!= -1) {
- if ((status=GT64260TWSIwrite(I2cDevByteAddr(devA2A1A0,1)))!=-1) {
- if ((status=GT64260TWSIwrite(I2cDevByteAddr(devA2A1A0,0)))!= -1){
- if ((status=GT64260TWSIstart()) != -1) {
- status = GT64260TWSIwrite((I2cBusAddr | 0x01));
- }
- }
- }
- }
- }
- break;
- case 3:
- if ((status = GT64260TWSIstart())!= -1) {
- if ((status = GT64260TWSIwrite(I2cBusAddr))!= -1) {
- if ((status=GT64260TWSIwrite(I2cDevByteAddr(devA2A1A0,2)))!= -1){
- if ((status=GT64260TWSIwrite(I2cDevByteAddr(devA2A1A0,1)))!= -1){
- if ((status=GT64260TWSIwrite(I2cDevByteAddr(devA2A1A0,0)))!= -1){
- if ((status=GT64260TWSIstart())!= -1) {
- status = GT64260TWSIwrite(I2cBusAddr | 0x01);
- }
- }
- }
- }
- }
- }
- break;
- default:
- status=-1;
- break;
- }
- if (status !=-1) {
-#ifdef I2C_DEBUG
- printk("\n");
-#endif
- /* read data from device */
- for ( ; numBytes > 0; numBytes-- ) {
- if ( numBytes == 1) lastByte=1;
- if (GT64260TWSIread(pBuff,lastByte) == -1) return (-1);
-#ifdef I2C_DEBUG
- printk("%2x ", *pBuff);
- if ( (numBytes % 20)==0 ) printk("\n");
-#endif
- pBuff++;
- }
-#ifdef I2C_DEBUG
- printk("\n");
-#endif
- if (GT64260TWSIstop() == -1) return (-1);
- }
- return (status);
-}
-