From: Oleksij Rempel <linux@rempel-privat.de>
Date: Tue, 13 Aug 2013 10:23:28 +0000 (+0200)
Subject: patch bcdDevice value for magpie to make easy firmware detection.
X-Git-Tag: 1.4.0~11^2~1
X-Git-Url: https://jxself.org/git/?a=commitdiff_plain;h=6afb904bebdc0ac32e8127f971f9194c83eb833a;p=open-ath9k-htc-firmware.git

patch bcdDevice value for magpie to make easy firmware detection.

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
---

diff --git a/target_firmware/magpie_fw_dev/target/rompatch/usb_api_patch.c b/target_firmware/magpie_fw_dev/target/rompatch/usb_api_patch.c
index 298c41d..6df9cd7 100755
--- a/target_firmware/magpie_fw_dev/target/rompatch/usb_api_patch.c
+++ b/target_firmware/magpie_fw_dev/target/rompatch/usb_api_patch.c
@@ -750,6 +750,8 @@ extern BOOLEAN bGet_descriptor(void);
 uint16_t ConfigDescriptorPatch[30];
 
 uint16_t UsbDeviceDescriptorPatch[9];
+#define BCD_DEVICE_OFFSET		6
+#define BCD_DEVICE_FW_SIGNATURE		0xffff
 #define VENDOR_ID_OFFSET		4
 #define PRODUCT_ID_OFFSET		5
 
@@ -785,17 +787,25 @@ uint16_t UsbDeviceDescriptorPatch[9];
  
 BOOLEAN bGet_descriptor_patch(void)
 {
-	/* Patch for custom id from flash */
-	if (bEepromExist == FALSE && mDEV_REQ_VALUE_HIGH() == 1)
+	if (mDEV_REQ_VALUE_HIGH() == 1)
 	{
 		uint8_t *p = (uint8_t *)u8UsbDeviceDescriptor;
 		uint32_t u32Tmp=0;
 		/* Copy Usb Device Descriptor */
 		ath_hal_memcpy(UsbDeviceDescriptorPatch, p, sizeof(UsbDeviceDescriptorPatch));
 
-		A_SFLASH_READ_4B(u32Tmp, FLASH_SIZE - EE_DATA_RESERVED_LEN + FLASH_USB_VENDOR_ID_OFFSET*2);
-		UsbDeviceDescriptorPatch[VENDOR_ID_OFFSET] = mSWAP_BYTE(mLOW_WORD0(u32Tmp));
-		UsbDeviceDescriptorPatch[PRODUCT_ID_OFFSET] = mSWAP_BYTE(mHIGH_WORD0(u32Tmp)); 		   
+		UsbDeviceDescriptorPatch[BCD_DEVICE_OFFSET] =
+			BCD_DEVICE_FW_SIGNATURE;
+
+		/* Patch for custom id from flash */
+		if (bEepromExist == FALSE) {
+			A_SFLASH_READ_4B(u32Tmp, FLASH_SIZE -
+				EE_DATA_RESERVED_LEN + FLASH_USB_VENDOR_ID_OFFSET*2);
+			UsbDeviceDescriptorPatch[VENDOR_ID_OFFSET] =
+				mSWAP_BYTE(mLOW_WORD0(u32Tmp));
+			UsbDeviceDescriptorPatch[PRODUCT_ID_OFFSET] =
+				mSWAP_BYTE(mHIGH_WORD0(u32Tmp));
+		}
       
 		pu8DescriptorEX = UsbDeviceDescriptorPatch;
 		u16TxRxCounter = mTABLE_LEN(u8UsbDeviceDescriptor[0]);