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Diffstat (limited to 'drivers/staging/rt3090/common/ee_prom.c')
-rw-r--r--drivers/staging/rt3090/common/ee_prom.c308
1 files changed, 0 insertions, 308 deletions
diff --git a/drivers/staging/rt3090/common/ee_prom.c b/drivers/staging/rt3090/common/ee_prom.c
deleted file mode 100644
index 051cfdee2a15..000000000000
--- a/drivers/staging/rt3090/common/ee_prom.c
+++ /dev/null
@@ -1,308 +0,0 @@
-/*
- *************************************************************************
- * Ralink Tech Inc.
- * 5F., No.36, Taiyuan St., Jhubei City,
- * Hsinchu County 302,
- * Taiwan, R.O.C.
- *
- * (c) Copyright 2002-2007, Ralink Technology, Inc.
- *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- * *
- *************************************************************************
-
- Module Name:
- ee_prom.c
-
- Abstract:
- Miniport generic portion header file
-
- Revision History:
- Who When What
- -------- ---------- ----------------------------------------------
-*/
-
-#include "../rt_config.h"
-
-
-// IRQL = PASSIVE_LEVEL
-static inline VOID RaiseClock(
- IN PRTMP_ADAPTER pAd,
- IN UINT32 *x)
-{
- *x = *x | EESK;
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, *x);
- RTMPusecDelay(1); // Max frequency = 1MHz in Spec. definition
-}
-
-// IRQL = PASSIVE_LEVEL
-static inline VOID LowerClock(
- IN PRTMP_ADAPTER pAd,
- IN UINT32 *x)
-{
- *x = *x & ~EESK;
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, *x);
- RTMPusecDelay(1);
-}
-
-// IRQL = PASSIVE_LEVEL
-static inline USHORT ShiftInBits(
- IN PRTMP_ADAPTER pAd)
-{
- UINT32 x,i;
- USHORT data=0;
-
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
-
- x &= ~( EEDO | EEDI);
-
- for(i=0; i<16; i++)
- {
- data = data << 1;
- RaiseClock(pAd, &x);
-
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
- LowerClock(pAd, &x); //prevent read failed
-
- x &= ~(EEDI);
- if(x & EEDO)
- data |= 1;
- }
-
- return data;
-}
-
-
-// IRQL = PASSIVE_LEVEL
-static inline VOID ShiftOutBits(
- IN PRTMP_ADAPTER pAd,
- IN USHORT data,
- IN USHORT count)
-{
- UINT32 x,mask;
-
- mask = 0x01 << (count - 1);
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
-
- x &= ~(EEDO | EEDI);
-
- do
- {
- x &= ~EEDI;
- if(data & mask) x |= EEDI;
-
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, x);
-
- RaiseClock(pAd, &x);
- LowerClock(pAd, &x);
-
- mask = mask >> 1;
- } while(mask);
-
- x &= ~EEDI;
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, x);
-}
-
-
-// IRQL = PASSIVE_LEVEL
-static inline VOID EEpromCleanup(
- IN PRTMP_ADAPTER pAd)
-{
- UINT32 x;
-
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
-
- x &= ~(EECS | EEDI);
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, x);
-
- RaiseClock(pAd, &x);
- LowerClock(pAd, &x);
-}
-
-
-static inline VOID EWEN(
- IN PRTMP_ADAPTER pAd)
-{
- UINT32 x;
-
- // reset bits and set EECS
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
- x &= ~(EEDI | EEDO | EESK);
- x |= EECS;
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, x);
-
- // kick a pulse
- RaiseClock(pAd, &x);
- LowerClock(pAd, &x);
-
- // output the read_opcode and six pulse in that order
- ShiftOutBits(pAd, EEPROM_EWEN_OPCODE, 5);
- ShiftOutBits(pAd, 0, 6);
-
- EEpromCleanup(pAd);
-}
-
-
-static inline VOID EWDS(
- IN PRTMP_ADAPTER pAd)
-{
- UINT32 x;
-
- // reset bits and set EECS
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
- x &= ~(EEDI | EEDO | EESK);
- x |= EECS;
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, x);
-
- // kick a pulse
- RaiseClock(pAd, &x);
- LowerClock(pAd, &x);
-
- // output the read_opcode and six pulse in that order
- ShiftOutBits(pAd, EEPROM_EWDS_OPCODE, 5);
- ShiftOutBits(pAd, 0, 6);
-
- EEpromCleanup(pAd);
-}
-
-
-// IRQL = PASSIVE_LEVEL
-int rtmp_ee_prom_read16(
- IN PRTMP_ADAPTER pAd,
- IN USHORT Offset,
- OUT USHORT *pValue)
-{
- UINT32 x;
- USHORT data;
-
-#ifdef RT30xx
-#ifdef ANT_DIVERSITY_SUPPORT
- if (pAd->NicConfig2.field.AntDiversity)
- {
- pAd->EepromAccess = TRUE;
- }
-#endif // ANT_DIVERSITY_SUPPORT //
-#endif // RT30xx //
-
- Offset /= 2;
- // reset bits and set EECS
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
- x &= ~(EEDI | EEDO | EESK);
- x |= EECS;
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, x);
-
- // patch can not access e-Fuse issue
- if (!(IS_RT3090(pAd) || IS_RT3572(pAd) || IS_RT3390(pAd)))
- {
- // kick a pulse
- RaiseClock(pAd, &x);
- LowerClock(pAd, &x);
- }
-
- // output the read_opcode and register number in that order
- ShiftOutBits(pAd, EEPROM_READ_OPCODE, 3);
- ShiftOutBits(pAd, Offset, pAd->EEPROMAddressNum);
-
- // Now read the data (16 bits) in from the selected EEPROM word
- data = ShiftInBits(pAd);
-
- EEpromCleanup(pAd);
-
-#ifdef RT30xx
-#ifdef ANT_DIVERSITY_SUPPORT
- // Antenna and EEPROM access are both using EESK pin,
- // Therefor we should avoid accessing EESK at the same time
- // Then restore antenna after EEPROM access
- if ((pAd->NicConfig2.field.AntDiversity)/* || (pAd->RfIcType == RFIC_3020)*/)
- {
- pAd->EepromAccess = FALSE;
- AsicSetRxAnt(pAd, pAd->RxAnt.Pair1PrimaryRxAnt);
- }
-#endif // ANT_DIVERSITY_SUPPORT //
-#endif // RT30xx //
-
- *pValue = data;
-
- return NDIS_STATUS_SUCCESS;
-}
-
-
-int rtmp_ee_prom_write16(
- IN PRTMP_ADAPTER pAd,
- IN USHORT Offset,
- IN USHORT Data)
-{
- UINT32 x;
-
-#ifdef RT30xx
-#ifdef ANT_DIVERSITY_SUPPORT
- if (pAd->NicConfig2.field.AntDiversity)
- {
- pAd->EepromAccess = TRUE;
- }
-#endif // ANT_DIVERSITY_SUPPORT //
-#endif // RT30xx //
-
- Offset /= 2;
-
- EWEN(pAd);
-
- // reset bits and set EECS
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
- x &= ~(EEDI | EEDO | EESK);
- x |= EECS;
- RTMP_IO_WRITE32(pAd, E2PROM_CSR, x);
-
- // patch can not access e-Fuse issue
- if (!(IS_RT3090(pAd) || IS_RT3572(pAd) || IS_RT3390(pAd)))
- {
- // kick a pulse
- RaiseClock(pAd, &x);
- LowerClock(pAd, &x);
- }
-
- // output the read_opcode ,register number and data in that order
- ShiftOutBits(pAd, EEPROM_WRITE_OPCODE, 3);
- ShiftOutBits(pAd, Offset, pAd->EEPROMAddressNum);
- ShiftOutBits(pAd, Data, 16); // 16-bit access
-
- // read DO status
- RTMP_IO_READ32(pAd, E2PROM_CSR, &x);
-
- EEpromCleanup(pAd);
-
- RTMPusecDelay(10000); //delay for twp(MAX)=10ms
-
- EWDS(pAd);
-
- EEpromCleanup(pAd);
-
-#ifdef RT30xx
-#ifdef ANT_DIVERSITY_SUPPORT
- // Antenna and EEPROM access are both using EESK pin,
- // Therefor we should avoid accessing EESK at the same time
- // Then restore antenna after EEPROM access
- if ((pAd->NicConfig2.field.AntDiversity) /*|| (pAd->RfIcType == RFIC_3020)*/)
- {
- pAd->EepromAccess = FALSE;
- AsicSetRxAnt(pAd, pAd->RxAnt.Pair1PrimaryRxAnt);
- }
-#endif // ANT_DIVERSITY_SUPPORT //
-#endif // RT30xx //
-
- return NDIS_STATUS_SUCCESS;
-
-}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.