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freebsd-dev/sys/contrib/dev/ath/ath_hal/ar9300/eeprom.diff
Adrian Chadd 76bd547b9c Copy the vendor branch ar9300 code from qcamain_open_hal into this 
directory.

Only copy the ar9300 HAL, we don't want to grab everything.
2013-04-28 00:53:31 +00:00

282 lines
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/*
* Copyright (c) 2013 Qualcomm Atheros, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
diff --git a/hal/ar9300/ar9300_eeprom.c b/hal/ar9300/ar9300_eeprom.c
index 2fe5506..628026f 100644
--- a/hal/ar9300/ar9300_eeprom.c
+++ b/hal/ar9300/ar9300_eeprom.c
@@ -342,6 +342,8 @@ ar9300_otp_read(struct ath_hal *ah, u_int off, u_int32_t *data, HAL_BOOL is_wifi
int status = 0;
u_int32_t addr;
+ //ath_hal_printf(ah, "%s: reading offset 0x%x\n", __func__, off);
+
addr = (AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah))?
OTP_MEM_START_ADDRESS_WASP : OTP_MEM_START_ADDRESS;
if (!is_wifi) {
@@ -372,6 +374,7 @@ ar9300_otp_read(struct ath_hal *ah, u_int off, u_int32_t *data, HAL_BOOL is_wifi
addr = BTOTP_STATUS1_EFUSE_READ_DATA;
}
*data = OS_REG_READ(ah, addr);
+ //ath_hal_printf(ah, "%s: data=0x%x\n", __func__, *data);
return AH_TRUE;
}
@@ -603,6 +606,8 @@ ar9300_eeprom_attach(struct ath_hal *ah)
systime_t current_system_time = OS_GET_TIMESTAMP();
#endif
#endif
+
+ ath_hal_printf(ah, "%s: starting\n", __func__);
ahp->try_dram = 1;
ahp->try_eeprom = 1;
ahp->try_otp = 1;
@@ -679,10 +684,14 @@ ar9300_eeprom_attach(struct ath_hal *ah)
#endif
#endif
+ ath_hal_printf(ah, "%s: calling ar9300_fill_eeprom\n", __func__);
if (!ar9300_fill_eeprom(ah)) {
return HAL_EIO;
}
+ ath_hal_printf(ah, "%s: calibration data type = %d\n", __func__,
+ AH9300(ah)->calibration_data_source);
+
return HAL_OK;
/* return ar9300_check_eeprom(ah); */
#endif
@@ -704,6 +713,7 @@ ar9300_eeprom_attach(struct ath_hal *ah)
ahp->ah_eeprom.mac_addr[4] = 0xD0;
ahp->ah_eeprom.mac_addr[5] = 0x00;
#endif
+ ath_hal_printf(ah, "%s: %s:%d\n", __func__, __FILE__, __LINE__);
return HAL_OK;
#else
#if ATH_DRIVER_SIM
@@ -764,13 +774,17 @@ ar9300_eeprom_attach(struct ath_hal *ah)
return HAL_OK;
}
#endif
+ ath_hal_printf(ah, "%s: %s:%d\n", __func__, __FILE__, __LINE__);
if (AR_SREV_HORNET(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) {
ahp->try_eeprom = 0;
}
+ ath_hal_printf(ah, "%s: %s:%d\n", __func__, __FILE__, __LINE__);
if (!ar9300_eeprom_restore(ah)) {
+ ath_hal_printf(ah, "%s: %s:%d\n", __func__, __FILE__, __LINE__);
return HAL_EIO;
}
+ ath_hal_printf(ah, "%s: %s:%d\n", __func__, __FILE__, __LINE__);
return HAL_OK;
#endif
#endif
@@ -3743,6 +3757,12 @@ ar9300_calibration_data_read_otp(struct ath_hal *ah, long address,
unsigned long byte_addr;
u_int32_t svalue;
+ ath_hal_printf(ah, "%s: called: address=%d, many=%d, is_wifi=%d\n",
+ __func__,
+ (int) address,
+ many,
+ is_wifi);
+
if (((address) < 0) || ((address + many) > 0x400)) {
return AH_FALSE;
}
@@ -3802,6 +3822,8 @@ ar9300_calibration_data_read_array(struct ath_hal *ah, int address,
{
int it;
+ ath_hal_printf(ah, "%s: address=%d, many=%d\n", __func__, address, many);
+
for (it = 0; it < many; it++) {
(void)ar9300_calibration_data_read(ah, address - it, buffer + it, 1);
}
@@ -4001,13 +4023,24 @@ ar9300_eeprom_restore_internal_address(struct ath_hal *ah,
int restored;
u_int16_t checksum, mchecksum;
+ ath_hal_printf(ah, "%s: called, cptr=0x%x, mdata_size=%d, blank=%d\n",
+ __func__, cptr, mdata_size, blank);
+
restored = 0;
for (it = 0; it < MSTATE; it++) {
(void) ar9300_calibration_data_read_array(
ah, cptr, word, compression_header_length);
+ ath_hal_printf(ah, "%s: word = 0x%x, 0x%x, 0x%x, 0x%x\n",
+ __func__,
+ word[0],
+ word[1],
+ word[2],
+ word[3]);
if (word[0] == blank && word[1] == blank && word[2] == blank && word[3] == blank)
{
- break;
+ ath_hal_printf(ah, "%s: word=blank, skipping\n", __func__);
+ cptr -= compression_header_length;
+ continue;
}
ar9300_compression_header_unpack(
word, &code, &reference, &length, &major, &minor);
@@ -4143,19 +4176,18 @@ static int
ar9300_eeprom_restore_from_dram(struct ath_hal *ah, ar9300_eeprom_t *mptr,
int mdata_size)
{
-#if 0
struct ath_hal_9300 *ahp = AH9300(ah);
char *cal_ptr;
-#endif
+#if 0
/* cal data in flash / DRAM isn't currently supported */
ath_hal_printf(ah, "%s: Cal data from DRAM isn't supported\n",
__func__);
return -1;
+#endif
#ifndef WIN32
-#if 0
HALASSERT(mdata_size > 0);
/* if cal_in_flash is true, the address sent by LMAC to HAL
@@ -4164,14 +4196,17 @@ ar9300_eeprom_restore_from_dram(struct ath_hal *ah, ar9300_eeprom_t *mptr,
if(ar9300_eep_data_in_flash(ah))
return -1;
+#if 0
/* check if LMAC sent DRAM address is valid */
if (!(uintptr_t)(AH_PRIVATE(ah)->ah_st)) {
return -1;
}
+#endif
/* When calibration data is from host, Host will copy the
compressed data to the predefined DRAM location saved at ah->ah_st */
ath_hal_printf(ah, "Restoring Cal data from DRAM\n");
+#if 0
#ifdef __NetBSD__
ahp->ah_cal_mem = OS_REMAP(ah, (uintptr_t)(AH_PRIVATE(ah)->ah_st),
HOST_CALDATA_SIZE);
@@ -4184,6 +4219,20 @@ ar9300_eeprom_restore_from_dram(struct ath_hal *ah, ar9300_eeprom_t *mptr,
HALDEBUG(ah, HAL_DEBUG_EEPROM,"%s: can't remap dram region\n", __func__);
return -1;
}
+#endif
+
+ /*
+ * The atheros HAL passes in this buffer anyway, and we copy things
+ * into it. However, the FreeBSD driver doesn't supply this
+ * particular memory. So, let's just assume attach/detach will
+ * provide us with a 16 kilobyte buffer for now, and hope the whole
+ * OTP path works.
+ */
+ if (! ahp->ah_cal_mem) {
+ ath_hal_printf(ah, "%s: FreeBSD: ah_cal_mem isn't set\n", __func__);
+ return -1;
+ }
+
cal_ptr = &((char *)(ahp->ah_cal_mem))[AR9300_FLASH_CAL_START_OFFSET];
OS_MEMCPY(mptr, cal_ptr, mdata_size);
@@ -4201,7 +4250,6 @@ ar9300_eeprom_restore_from_dram(struct ath_hal *ah, ar9300_eeprom_t *mptr,
}
return mdata_size;
-#endif
#else
return -1;
#endif
@@ -4290,6 +4338,11 @@ ar9300_eeprom_restore_from_flash(struct ath_hal *ah, ar9300_eeprom_t *mptr,
}
#endif
+ ath_hal_printf(ah, "%s: eeprom version=%d, template version=%d\n",
+ __func__,
+ (int) mptr->eeprom_version,
+ (int) mptr->template_version);
+
if (mptr->eeprom_version == 0xff ||
mptr->template_version == 0xff ||
mptr->eeprom_version == 0 ||
@@ -4321,10 +4374,11 @@ ar9300_eeprom_restore_internal(struct ath_hal *ah, ar9300_eeprom_t *mptr,
nptr = -1;
- if ((AH9300(ah)->calibration_data_try == calibration_data_none ||
+ if (0 && (AH9300(ah)->calibration_data_try == calibration_data_none ||
AH9300(ah)->calibration_data_try == calibration_data_dram) &&
AH9300(ah)->try_dram && nptr < 0)
{
+ ath_hal_printf(ah, "%s: trying dram\n", __func__);
AH9300(ah)->calibration_data_source = calibration_data_dram;
AH9300(ah)->calibration_data_source_address = 0;
nptr = ar9300_eeprom_restore_from_dram(ah, mptr, mdata_size);
@@ -4334,7 +4388,7 @@ ar9300_eeprom_restore_internal(struct ath_hal *ah, ar9300_eeprom_t *mptr,
}
}
- if ((AH9300(ah)->calibration_data_try == calibration_data_none ||
+ if (0 && (AH9300(ah)->calibration_data_try == calibration_data_none ||
AH9300(ah)->calibration_data_try == calibration_data_eeprom) &&
AH9300(ah)->try_eeprom && nptr < 0)
{
@@ -4343,6 +4397,7 @@ ar9300_eeprom_restore_internal(struct ath_hal *ah, ar9300_eeprom_t *mptr,
* base_address=0x3ff where we used to write the data
*/
AH9300(ah)->calibration_data_source = calibration_data_eeprom;
+ ath_hal_printf(ah, "%s: trying eeprom\n", __func__);
if (AH9300(ah)->calibration_data_try_address != 0) {
AH9300(ah)->calibration_data_source_address =
AH9300(ah)->calibration_data_try_address;
@@ -4374,7 +4429,7 @@ ar9300_eeprom_restore_internal(struct ath_hal *ah, ar9300_eeprom_t *mptr,
* ##### should be an ifdef test for any AP usage,
* either in driver or in nart
*/
- if ((AH9300(ah)->calibration_data_try == calibration_data_none ||
+ if (0 && (AH9300(ah)->calibration_data_try == calibration_data_none ||
AH9300(ah)->calibration_data_try == calibration_data_flash) &&
AH9300(ah)->try_flash && nptr < 0)
{
@@ -4388,10 +4443,17 @@ ar9300_eeprom_restore_internal(struct ath_hal *ah, ar9300_eeprom_t *mptr,
}
}
+ /* XXX FreeBSD? */
+ AH9300(ah)->calibration_data_try = calibration_data_otp;
+ AH9300(ah)->calibration_data_try_address = 0x2ff;
+
if ((AH9300(ah)->calibration_data_try == calibration_data_none ||
AH9300(ah)->calibration_data_try == calibration_data_otp) &&
AH9300(ah)->try_otp && nptr < 0)
{
+ ath_hal_printf(ah, "%s: trying OTP, try_address=0x%x\n",
+ __func__,
+ AH9300(ah)->calibration_data_try_address);
AH9300(ah)->calibration_data_source = calibration_data_otp;
if (AH9300(ah)->calibration_data_try_address != 0) {
AH9300(ah)->calibration_data_source_address =
@@ -4526,6 +4588,8 @@ ar9300_eeprom_restore(struct ath_hal *ah)
int mdata_size;
HAL_BOOL status = AH_FALSE;
+ ath_hal_printf(ah, "%s: called\n", __func__);
+
mptr = &ahp->ah_eeprom;
mdata_size = ar9300_eeprom_struct_size();
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