Updated usb regs (markdown)

diff --git a/usb-regs.md b/usb-regs.md
index f091dada7f1b05b34d44cad35866a590547fc4e3..43af93dd63f2564a44c9ffbb6f7b3521333abd63 100644 (file)
--- a/usb-regs.md
+++ b/usb-regs.md
@@ -29,7 +29,7 @@ Assumptions made on source code:
 * BIT7
 * BIT6
 * BIT5
-* BIT4 - TEST_PKY
+* BIT4 - TEST_PKY - Test packed. 
 * BIT3 - TEST_SE0_NAK
 * BIT2 - TEST_K
 * BIT1 - TEST_J
@@ -43,7 +43,7 @@ DM(D-) DP(D+) Description
 1      1      3: SE1  
    0: Control PHY to turn off 1.5K Ohm pull-up resistor  
    1: Control PHY to turn on 1.5K Ohm pull-up resistor  
-
+If TEST_PKY is set, the test packet must be filled into FIFO by DMA first.  
 
 
 # 0x0A ZM_VDR_SPECIFIC_MODE_OFFSET
@@ -138,6 +138,19 @@ these endpoints are handled by DMA
 * BIT1 - USB reset interrupt.
 * BIT0
 
+# 0x2F mUsbEPMap EP0
+
+code use: ZM_FUSB_BASE+0x30+(EPn-1)  
+
+# 0x30 mUsbEPMap EP1
+# 0x31 mUsbEPMap EP2
+# 0x32 mUsbEPMap EP3
+# 0x33 mUsbEPMap EP4
+# 0x34 mUsbEPMap EP5
+# 0x35 mUsbEPMap EP6
+# 0x36 mUsbEPMap EP7
+.... 0x2F - 0x3E -- place for 15 EPs?
+
 # 0x3E ZM_EP_IN_MAX_SIZE_LOW_OFFSET
 
 # 0x3F ZM_EP_IN_MAX_SIZE_HIGH_OFFSET