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Diffstat (limited to 'drivers/staging/rtl8188eu/core/rtw_efuse.c')
-rw-r--r--drivers/staging/rtl8188eu/core/rtw_efuse.c875
1 files changed, 875 insertions, 0 deletions
diff --git a/drivers/staging/rtl8188eu/core/rtw_efuse.c b/drivers/staging/rtl8188eu/core/rtw_efuse.c
new file mode 100644
index 000000000000..869434c4cf69
--- /dev/null
+++ b/drivers/staging/rtl8188eu/core/rtw_efuse.c
@@ -0,0 +1,875 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#define _RTW_EFUSE_C_
+
+#include <osdep_service.h>
+#include <drv_types.h>
+#include <rtw_efuse.h>
+
+
+
+/*------------------------Define local variable------------------------------*/
+u8 fakeEfuseBank;
+u32 fakeEfuseUsedBytes;
+u8 fakeEfuseContent[EFUSE_MAX_HW_SIZE] = {0};
+u8 fakeEfuseInitMap[EFUSE_MAX_MAP_LEN] = {0};
+u8 fakeEfuseModifiedMap[EFUSE_MAX_MAP_LEN] = {0};
+
+u32 BTEfuseUsedBytes;
+u8 BTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
+u8 BTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+u8 BTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+
+u32 fakeBTEfuseUsedBytes;
+u8 fakeBTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
+u8 fakeBTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+u8 fakeBTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+/*------------------------Define local variable------------------------------*/
+
+/* */
+#define REG_EFUSE_CTRL 0x0030
+#define EFUSE_CTRL REG_EFUSE_CTRL /* E-Fuse Control. */
+/* */
+
+bool
+Efuse_Read1ByteFromFakeContent(
+ struct adapter *pAdapter,
+ u16 Offset,
+ u8 *Value);
+bool
+Efuse_Read1ByteFromFakeContent(
+ struct adapter *pAdapter,
+ u16 Offset,
+ u8 *Value)
+{
+ if (Offset >= EFUSE_MAX_HW_SIZE)
+ return false;
+ if (fakeEfuseBank == 0)
+ *Value = fakeEfuseContent[Offset];
+ else
+ *Value = fakeBTEfuseContent[fakeEfuseBank-1][Offset];
+ return true;
+}
+
+static bool
+Efuse_Write1ByteToFakeContent(
+ struct adapter *pAdapter,
+ u16 Offset,
+ u8 Value)
+{
+ if (Offset >= EFUSE_MAX_HW_SIZE)
+ return false;
+ if (fakeEfuseBank == 0) {
+ fakeEfuseContent[Offset] = Value;
+ } else {
+ fakeBTEfuseContent[fakeEfuseBank-1][Offset] = Value;
+ }
+ return true;
+}
+
+/*-----------------------------------------------------------------------------
+ * Function: Efuse_PowerSwitch
+ *
+ * Overview: When we want to enable write operation, we should change to
+ * pwr on state. When we stop write, we should switch to 500k mode
+ * and disable LDO 2.5V.
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 11/17/2008 MHC Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+void
+Efuse_PowerSwitch(
+ struct adapter *pAdapter,
+ u8 write,
+ u8 PwrState)
+{
+ pAdapter->HalFunc.EfusePowerSwitch(pAdapter, write, PwrState);
+}
+
+/*-----------------------------------------------------------------------------
+ * Function: efuse_GetCurrentSize
+ *
+ * Overview: Get current efuse size!!!
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 11/16/2008 MHC Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+u16
+Efuse_GetCurrentSize(
+ struct adapter *pAdapter,
+ u8 efuseType,
+ bool pseudo)
+{
+ u16 ret = 0;
+
+ ret = pAdapter->HalFunc.EfuseGetCurrentSize(pAdapter, efuseType, pseudo);
+
+ return ret;
+}
+
+/* 11/16/2008 MH Add description. Get current efuse area enabled word!!. */
+u8
+Efuse_CalculateWordCnts(u8 word_en)
+{
+ u8 word_cnts = 0;
+ if (!(word_en & BIT(0)))
+ word_cnts++; /* 0 : write enable */
+ if (!(word_en & BIT(1)))
+ word_cnts++;
+ if (!(word_en & BIT(2)))
+ word_cnts++;
+ if (!(word_en & BIT(3)))
+ word_cnts++;
+ return word_cnts;
+}
+
+/* */
+/* Description: */
+/* Execute E-Fuse read byte operation. */
+/* Refered from SD1 Richard. */
+/* */
+/* Assumption: */
+/* 1. Boot from E-Fuse and successfully auto-load. */
+/* 2. PASSIVE_LEVEL (USB interface) */
+/* */
+/* Created by Roger, 2008.10.21. */
+/* */
+void
+ReadEFuseByte(
+ struct adapter *Adapter,
+ u16 _offset,
+ u8 *pbuf,
+ bool pseudo)
+{
+ u32 value32;
+ u8 readbyte;
+ u16 retry;
+
+ if (pseudo) {
+ Efuse_Read1ByteFromFakeContent(Adapter, _offset, pbuf);
+ return;
+ }
+
+ /* Write Address */
+ rtw_write8(Adapter, EFUSE_CTRL+1, (_offset & 0xff));
+ readbyte = rtw_read8(Adapter, EFUSE_CTRL+2);
+ rtw_write8(Adapter, EFUSE_CTRL+2, ((_offset >> 8) & 0x03) | (readbyte & 0xfc));
+
+ /* Write bit 32 0 */
+ readbyte = rtw_read8(Adapter, EFUSE_CTRL+3);
+ rtw_write8(Adapter, EFUSE_CTRL+3, (readbyte & 0x7f));
+
+ /* Check bit 32 read-ready */
+ retry = 0;
+ value32 = rtw_read32(Adapter, EFUSE_CTRL);
+ while (!(((value32 >> 24) & 0xff) & 0x80) && (retry < 10000)) {
+ value32 = rtw_read32(Adapter, EFUSE_CTRL);
+ retry++;
+ }
+
+ /* 20100205 Joseph: Add delay suggested by SD1 Victor. */
+ /* This fix the problem that Efuse read error in high temperature condition. */
+ /* Designer says that there shall be some delay after ready bit is set, or the */
+ /* result will always stay on last data we read. */
+ rtw_udelay_os(50);
+ value32 = rtw_read32(Adapter, EFUSE_CTRL);
+
+ *pbuf = (u8)(value32 & 0xff);
+}
+
+/* */
+/* Description: */
+/* 1. Execute E-Fuse read byte operation according as map offset and */
+/* save to E-Fuse table. */
+/* 2. Refered from SD1 Richard. */
+/* */
+/* Assumption: */
+/* 1. Boot from E-Fuse and successfully auto-load. */
+/* 2. PASSIVE_LEVEL (USB interface) */
+/* */
+/* Created by Roger, 2008.10.21. */
+/* */
+/* 2008/12/12 MH 1. Reorganize code flow and reserve bytes. and add description. */
+/* 2. Add efuse utilization collect. */
+/* 2008/12/22 MH Read Efuse must check if we write section 1 data again!!! Sec1 */
+/* write addr must be after sec5. */
+/* */
+
+static void efuse_ReadEFuse(struct adapter *Adapter, u8 efuseType, u16 _offset, u16 _size_byte, u8 *pbuf, bool pseudo)
+{
+ Adapter->HalFunc.ReadEFuse(Adapter, efuseType, _offset, _size_byte, pbuf, pseudo);
+}
+
+void EFUSE_GetEfuseDefinition(struct adapter *pAdapter, u8 efuseType, u8 type, void *pOut, bool pseudo
+ )
+{
+ pAdapter->HalFunc.EFUSEGetEfuseDefinition(pAdapter, efuseType, type, pOut, pseudo);
+}
+
+/*-----------------------------------------------------------------------------
+ * Function: EFUSE_Read1Byte
+ *
+ * Overview: Copy from WMAC fot EFUSE read 1 byte.
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 09/23/2008 MHC Copy from WMAC.
+ *
+ *---------------------------------------------------------------------------*/
+u8 EFUSE_Read1Byte(struct adapter *Adapter, u16 Address)
+{
+ u8 data;
+ u8 Bytetemp = {0x00};
+ u8 temp = {0x00};
+ u32 k = 0;
+ u16 contentLen = 0;
+
+ EFUSE_GetEfuseDefinition(Adapter, EFUSE_WIFI , TYPE_EFUSE_REAL_CONTENT_LEN, (void *)&contentLen, false);
+
+ if (Address < contentLen) { /* E-fuse 512Byte */
+ /* Write E-fuse Register address bit0~7 */
+ temp = Address & 0xFF;
+ rtw_write8(Adapter, EFUSE_CTRL+1, temp);
+ Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+2);
+ /* Write E-fuse Register address bit8~9 */
+ temp = ((Address >> 8) & 0x03) | (Bytetemp & 0xFC);
+ rtw_write8(Adapter, EFUSE_CTRL+2, temp);
+
+ /* Write 0x30[31]= 0 */
+ Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
+ temp = Bytetemp & 0x7F;
+ rtw_write8(Adapter, EFUSE_CTRL+3, temp);
+
+ /* Wait Write-ready (0x30[31]= 1) */
+ Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
+ while (!(Bytetemp & 0x80)) {
+ Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
+ k++;
+ if (k == 1000) {
+ k = 0;
+ break;
+ }
+ }
+ data = rtw_read8(Adapter, EFUSE_CTRL);
+ return data;
+ } else {
+ return 0xFF;
+ }
+
+} /* EFUSE_Read1Byte */
+
+/* 11/16/2008 MH Read one byte from real Efuse. */
+u8 efuse_OneByteRead(struct adapter *pAdapter, u16 addr, u8 *data, bool pseudo)
+{
+ u8 tmpidx = 0;
+ u8 result;
+
+ if (pseudo) {
+ result = Efuse_Read1ByteFromFakeContent(pAdapter, addr, data);
+ return result;
+ }
+ /* -----------------e-fuse reg ctrl --------------------------------- */
+ /* address */
+ rtw_write8(pAdapter, EFUSE_CTRL+1, (u8)(addr & 0xff));
+ rtw_write8(pAdapter, EFUSE_CTRL+2, ((u8)((addr>>8) & 0x03)) |
+ (rtw_read8(pAdapter, EFUSE_CTRL+2) & 0xFC));
+
+ rtw_write8(pAdapter, EFUSE_CTRL+3, 0x72);/* read cmd */
+
+ while (!(0x80 & rtw_read8(pAdapter, EFUSE_CTRL+3)) && (tmpidx < 100))
+ tmpidx++;
+ if (tmpidx < 100) {
+ *data = rtw_read8(pAdapter, EFUSE_CTRL);
+ result = true;
+ } else {
+ *data = 0xff;
+ result = false;
+ }
+ return result;
+}
+
+/* 11/16/2008 MH Write one byte to reald Efuse. */
+u8 efuse_OneByteWrite(struct adapter *pAdapter, u16 addr, u8 data, bool pseudo)
+{
+ u8 tmpidx = 0;
+ u8 result;
+
+ if (pseudo) {
+ result = Efuse_Write1ByteToFakeContent(pAdapter, addr, data);
+ return result;
+ }
+
+ /* -----------------e-fuse reg ctrl --------------------------------- */
+ /* address */
+ rtw_write8(pAdapter, EFUSE_CTRL+1, (u8)(addr&0xff));
+ rtw_write8(pAdapter, EFUSE_CTRL+2,
+ (rtw_read8(pAdapter, EFUSE_CTRL+2) & 0xFC) |
+ (u8)((addr>>8) & 0x03));
+ rtw_write8(pAdapter, EFUSE_CTRL, data);/* data */
+
+ rtw_write8(pAdapter, EFUSE_CTRL+3, 0xF2);/* write cmd */
+
+ while ((0x80 & rtw_read8(pAdapter, EFUSE_CTRL+3)) && (tmpidx < 100))
+ tmpidx++;
+
+ if (tmpidx < 100)
+ result = true;
+ else
+ result = false;
+
+ return result;
+}
+
+int Efuse_PgPacketRead(struct adapter *pAdapter, u8 offset, u8 *data, bool pseudo)
+{
+ int ret = 0;
+
+ ret = pAdapter->HalFunc.Efuse_PgPacketRead(pAdapter, offset, data, pseudo);
+
+ return ret;
+}
+
+int Efuse_PgPacketWrite(struct adapter *pAdapter, u8 offset, u8 word_en, u8 *data, bool pseudo)
+{
+ int ret;
+
+ ret = pAdapter->HalFunc.Efuse_PgPacketWrite(pAdapter, offset, word_en, data, pseudo);
+
+ return ret;
+}
+
+
+static int Efuse_PgPacketWrite_BT(struct adapter *pAdapter, u8 offset, u8 word_en, u8 *data, bool pseudo)
+{
+ int ret;
+
+ ret = pAdapter->HalFunc.Efuse_PgPacketWrite_BT(pAdapter, offset, word_en, data, pseudo);
+
+ return ret;
+}
+
+/*-----------------------------------------------------------------------------
+ * Function: efuse_WordEnableDataRead
+ *
+ * Overview: Read allowed word in current efuse section data.
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 11/16/2008 MHC Create Version 0.
+ * 11/21/2008 MHC Fix Write bug when we only enable late word.
+ *
+ *---------------------------------------------------------------------------*/
+void efuse_WordEnableDataRead(u8 word_en, u8 *sourdata, u8 *targetdata)
+{
+ if (!(word_en&BIT(0))) {
+ targetdata[0] = sourdata[0];
+ targetdata[1] = sourdata[1];
+ }
+ if (!(word_en&BIT(1))) {
+ targetdata[2] = sourdata[2];
+ targetdata[3] = sourdata[3];
+ }
+ if (!(word_en&BIT(2))) {
+ targetdata[4] = sourdata[4];
+ targetdata[5] = sourdata[5];
+ }
+ if (!(word_en&BIT(3))) {
+ targetdata[6] = sourdata[6];
+ targetdata[7] = sourdata[7];
+ }
+}
+
+u8 Efuse_WordEnableDataWrite(struct adapter *pAdapter, u16 efuse_addr, u8 word_en, u8 *data, bool pseudo)
+{
+ u8 ret = 0;
+
+ ret = pAdapter->HalFunc.Efuse_WordEnableDataWrite(pAdapter, efuse_addr, word_en, data, pseudo);
+
+ return ret;
+}
+
+static u8 efuse_read8(struct adapter *padapter, u16 address, u8 *value)
+{
+ return efuse_OneByteRead(padapter, address, value, false);
+}
+
+static u8 efuse_write8(struct adapter *padapter, u16 address, u8 *value)
+{
+ return efuse_OneByteWrite(padapter, address, *value, false);
+}
+
+/*
+ * read/wirte raw efuse data
+ */
+u8 rtw_efuse_access(struct adapter *padapter, u8 write, u16 start_addr, u16 cnts, u8 *data)
+{
+ int i = 0;
+ u16 real_content_len = 0, max_available_size = 0;
+ u8 res = _FAIL ;
+ u8 (*rw8)(struct adapter *, u16, u8*);
+
+ EFUSE_GetEfuseDefinition(padapter, EFUSE_WIFI, TYPE_EFUSE_REAL_CONTENT_LEN, (void *)&real_content_len, false);
+ EFUSE_GetEfuseDefinition(padapter, EFUSE_WIFI, TYPE_AVAILABLE_EFUSE_BYTES_TOTAL, (void *)&max_available_size, false);
+
+ if (start_addr > real_content_len)
+ return _FAIL;
+
+ if (write) {
+ if ((start_addr + cnts) > max_available_size)
+ return _FAIL;
+ rw8 = &efuse_write8;
+ } else {
+ rw8 = &efuse_read8;
+ }
+
+ Efuse_PowerSwitch(padapter, write, true);
+
+ /* e-fuse one byte read / write */
+ for (i = 0; i < cnts; i++) {
+ if (start_addr >= real_content_len) {
+ res = _FAIL;
+ break;
+ }
+
+ res = rw8(padapter, start_addr++, data++);
+ if (_FAIL == res)
+ break;
+ }
+
+ Efuse_PowerSwitch(padapter, write, false);
+
+ return res;
+}
+/* */
+u16 efuse_GetMaxSize(struct adapter *padapter)
+{
+ u16 max_size;
+ EFUSE_GetEfuseDefinition(padapter, EFUSE_WIFI , TYPE_AVAILABLE_EFUSE_BYTES_TOTAL, (void *)&max_size, false);
+ return max_size;
+}
+/* */
+u8 efuse_GetCurrentSize(struct adapter *padapter, u16 *size)
+{
+ Efuse_PowerSwitch(padapter, false, true);
+ *size = Efuse_GetCurrentSize(padapter, EFUSE_WIFI, false);
+ Efuse_PowerSwitch(padapter, false, false);
+
+ return _SUCCESS;
+}
+/* */
+u8 rtw_efuse_map_read(struct adapter *padapter, u16 addr, u16 cnts, u8 *data)
+{
+ u16 mapLen = 0;
+
+ EFUSE_GetEfuseDefinition(padapter, EFUSE_WIFI, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, false);
+
+ if ((addr + cnts) > mapLen)
+ return _FAIL;
+
+ Efuse_PowerSwitch(padapter, false, true);
+
+ efuse_ReadEFuse(padapter, EFUSE_WIFI, addr, cnts, data, false);
+
+ Efuse_PowerSwitch(padapter, false, false);
+
+ return _SUCCESS;
+}
+
+u8 rtw_BT_efuse_map_read(struct adapter *padapter, u16 addr, u16 cnts, u8 *data)
+{
+ u16 mapLen = 0;
+
+ EFUSE_GetEfuseDefinition(padapter, EFUSE_BT, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, false);
+
+ if ((addr + cnts) > mapLen)
+ return _FAIL;
+
+ Efuse_PowerSwitch(padapter, false, true);
+
+ efuse_ReadEFuse(padapter, EFUSE_BT, addr, cnts, data, false);
+
+ Efuse_PowerSwitch(padapter, false, false);
+
+ return _SUCCESS;
+}
+/* */
+u8 rtw_efuse_map_write(struct adapter *padapter, u16 addr, u16 cnts, u8 *data)
+{
+ u8 offset, word_en;
+ u8 *map;
+ u8 newdata[PGPKT_DATA_SIZE];
+ s32 i, idx;
+ u8 ret = _SUCCESS;
+ u16 mapLen = 0;
+
+ EFUSE_GetEfuseDefinition(padapter, EFUSE_WIFI, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, false);
+
+ if ((addr + cnts) > mapLen)
+ return _FAIL;
+
+ map = rtw_zmalloc(mapLen);
+ if (map == NULL)
+ return _FAIL;
+
+ ret = rtw_efuse_map_read(padapter, 0, mapLen, map);
+ if (ret == _FAIL)
+ goto exit;
+
+ Efuse_PowerSwitch(padapter, true, true);
+
+ offset = (addr >> 3);
+ word_en = 0xF;
+ _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE);
+ i = addr & 0x7; /* index of one package */
+ idx = 0; /* data index */
+
+ if (i & 0x1) {
+ /* odd start */
+ if (data[idx] != map[addr+idx]) {
+ word_en &= ~BIT(i >> 1);
+ newdata[i-1] = map[addr+idx-1];
+ newdata[i] = data[idx];
+ }
+ i++;
+ idx++;
+ }
+ do {
+ for (; i < PGPKT_DATA_SIZE; i += 2) {
+ if (cnts == idx)
+ break;
+ if ((cnts - idx) == 1) {
+ if (data[idx] != map[addr+idx]) {
+ word_en &= ~BIT(i >> 1);
+ newdata[i] = data[idx];
+ newdata[i+1] = map[addr+idx+1];
+ }
+ idx++;
+ break;
+ } else {
+ if ((data[idx] != map[addr+idx]) ||
+ (data[idx+1] != map[addr+idx+1])) {
+ word_en &= ~BIT(i >> 1);
+ newdata[i] = data[idx];
+ newdata[i+1] = data[idx + 1];
+ }
+ idx += 2;
+ }
+ if (idx == cnts)
+ break;
+ }
+
+ if (word_en != 0xF) {
+ ret = Efuse_PgPacketWrite(padapter, offset, word_en, newdata, false);
+ DBG_88E("offset=%x\n", offset);
+ DBG_88E("word_en=%x\n", word_en);
+
+ for (i = 0; i < PGPKT_DATA_SIZE; i++)
+ DBG_88E("data=%x \t", newdata[i]);
+ if (ret == _FAIL)
+ break;
+ }
+
+ if (idx == cnts)
+ break;
+
+ offset++;
+ i = 0;
+ word_en = 0xF;
+ _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE);
+ } while (1);
+
+ Efuse_PowerSwitch(padapter, true, false);
+exit:
+ kfree(map);
+ return ret;
+}
+
+/* */
+u8 rtw_BT_efuse_map_write(struct adapter *padapter, u16 addr, u16 cnts, u8 *data)
+{
+ u8 offset, word_en;
+ u8 *map;
+ u8 newdata[PGPKT_DATA_SIZE];
+ s32 i, idx;
+ u8 ret = _SUCCESS;
+ u16 mapLen = 0;
+
+ EFUSE_GetEfuseDefinition(padapter, EFUSE_BT, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, false);
+
+ if ((addr + cnts) > mapLen)
+ return _FAIL;
+
+ map = rtw_zmalloc(mapLen);
+ if (map == NULL)
+ return _FAIL;
+
+ ret = rtw_BT_efuse_map_read(padapter, 0, mapLen, map);
+ if (ret == _FAIL)
+ goto exit;
+
+ Efuse_PowerSwitch(padapter, true, true);
+
+ offset = (addr >> 3);
+ word_en = 0xF;
+ _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE);
+ i = addr & 0x7; /* index of one package */
+ idx = 0; /* data index */
+
+ if (i & 0x1) {
+ /* odd start */
+ if (data[idx] != map[addr+idx]) {
+ word_en &= ~BIT(i >> 1);
+ newdata[i-1] = map[addr+idx-1];
+ newdata[i] = data[idx];
+ }
+ i++;
+ idx++;
+ }
+ do {
+ for (; i < PGPKT_DATA_SIZE; i += 2) {
+ if (cnts == idx)
+ break;
+ if ((cnts - idx) == 1) {
+ if (data[idx] != map[addr+idx]) {
+ word_en &= ~BIT(i >> 1);
+ newdata[i] = data[idx];
+ newdata[i+1] = map[addr+idx+1];
+ }
+ idx++;
+ break;
+ } else {
+ if ((data[idx] != map[addr+idx]) ||
+ (data[idx+1] != map[addr+idx+1])) {
+ word_en &= ~BIT(i >> 1);
+ newdata[i] = data[idx];
+ newdata[i+1] = data[idx + 1];
+ }
+ idx += 2;
+ }
+ if (idx == cnts)
+ break;
+ }
+
+ if (word_en != 0xF) {
+ DBG_88E("%s: offset=%#X\n", __func__, offset);
+ DBG_88E("%s: word_en=%#X\n", __func__, word_en);
+ DBG_88E("%s: data=", __func__);
+ for (i = 0; i < PGPKT_DATA_SIZE; i++)
+ DBG_88E("0x%02X ", newdata[i]);
+ DBG_88E("\n");
+
+ ret = Efuse_PgPacketWrite_BT(padapter, offset, word_en, newdata, false);
+ if (ret == _FAIL)
+ break;
+ }
+
+ if (idx == cnts)
+ break;
+
+ offset++;
+ i = 0;
+ word_en = 0xF;
+ _rtw_memset(newdata, 0xFF, PGPKT_DATA_SIZE);
+ } while (1);
+
+ Efuse_PowerSwitch(padapter, true, false);
+
+exit:
+
+ kfree(map);
+
+ return ret;
+}
+
+/*-----------------------------------------------------------------------------
+ * Function: efuse_ShadowRead1Byte
+ * efuse_ShadowRead2Byte
+ * efuse_ShadowRead4Byte
+ *
+ * Overview: Read from efuse init map by one/two/four bytes !!!!!
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 11/12/2008 MHC Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+static void
+efuse_ShadowRead1Byte(
+ struct adapter *pAdapter,
+ u16 Offset,
+ u8 *Value)
+{
+ struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(pAdapter);
+
+ *Value = pEEPROM->efuse_eeprom_data[Offset];
+
+} /* EFUSE_ShadowRead1Byte */
+
+/* Read Two Bytes */
+static void
+efuse_ShadowRead2Byte(
+ struct adapter *pAdapter,
+ u16 Offset,
+ u16 *Value)
+{
+ struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(pAdapter);
+
+ *Value = pEEPROM->efuse_eeprom_data[Offset];
+ *Value |= pEEPROM->efuse_eeprom_data[Offset+1]<<8;
+
+} /* EFUSE_ShadowRead2Byte */
+
+/* Read Four Bytes */
+static void
+efuse_ShadowRead4Byte(
+ struct adapter *pAdapter,
+ u16 Offset,
+ u32 *Value)
+{
+ struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(pAdapter);
+
+ *Value = pEEPROM->efuse_eeprom_data[Offset];
+ *Value |= pEEPROM->efuse_eeprom_data[Offset+1]<<8;
+ *Value |= pEEPROM->efuse_eeprom_data[Offset+2]<<16;
+ *Value |= pEEPROM->efuse_eeprom_data[Offset+3]<<24;
+
+} /* efuse_ShadowRead4Byte */
+
+/*-----------------------------------------------------------------------------
+ * Function: Efuse_ReadAllMap
+ *
+ * Overview: Read All Efuse content
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 11/11/2008 MHC Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+static void Efuse_ReadAllMap(struct adapter *pAdapter, u8 efuseType, u8 *Efuse, bool pseudo)
+{
+ u16 mapLen = 0;
+
+ Efuse_PowerSwitch(pAdapter, false, true);
+
+ EFUSE_GetEfuseDefinition(pAdapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, pseudo);
+
+ efuse_ReadEFuse(pAdapter, efuseType, 0, mapLen, Efuse, pseudo);
+
+ Efuse_PowerSwitch(pAdapter, false, false);
+}
+
+/*-----------------------------------------------------------------------------
+ * Function: EFUSE_ShadowMapUpdate
+ *
+ * Overview: Transfer current EFUSE content to shadow init and modify map.
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 11/13/2008 MHC Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+void EFUSE_ShadowMapUpdate(
+ struct adapter *pAdapter,
+ u8 efuseType,
+ bool pseudo)
+{
+ struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(pAdapter);
+ u16 mapLen = 0;
+
+ EFUSE_GetEfuseDefinition(pAdapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, pseudo);
+
+ if (pEEPROM->bautoload_fail_flag)
+ _rtw_memset(pEEPROM->efuse_eeprom_data, 0xFF, mapLen);
+ else
+ Efuse_ReadAllMap(pAdapter, efuseType, pEEPROM->efuse_eeprom_data, pseudo);
+} /* EFUSE_ShadowMapUpdate */
+
+/*-----------------------------------------------------------------------------
+ * Function: EFUSE_ShadowRead
+ *
+ * Overview: Read from efuse init map !!!!!
+ *
+ * Input: NONE
+ *
+ * Output: NONE
+ *
+ * Return: NONE
+ *
+ * Revised History:
+ * When Who Remark
+ * 11/12/2008 MHC Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+void EFUSE_ShadowRead(struct adapter *pAdapter, u8 Type, u16 Offset, u32 *Value)
+{
+ if (Type == 1)
+ efuse_ShadowRead1Byte(pAdapter, Offset, (u8 *)Value);
+ else if (Type == 2)
+ efuse_ShadowRead2Byte(pAdapter, Offset, (u16 *)Value);
+ else if (Type == 4)
+ efuse_ShadowRead4Byte(pAdapter, Offset, (u32 *)Value);
+
+} /* EFUSE_ShadowRead */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.