?? sl811hst.c
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////////////////////////////////////////////////////////////////////////////////
// Cypress Semiconductor - Customer Design Center
////////////////////////////////////////////////////////////////////////////////
// File: host_811.c
// Purpose: 8051 firmware to master SL811 Embedded Host.
// Contains SL811-related control firmware.
// Based on SL811HST code written by cxn.
// H/W Target: SL811HST(Rev 1.5) + EZUSB DEV KIT
// IMPORTANT : Turn ON SW4 of S6-DIP-SWITCH
// to enable upper 32K memory on EZUSB Dev Kit
//
// $Header: /USB/ez811/firmware/Emb_Host/host_811.c 8 5/14/02 8:30p Tpm $
// Copyright (c) 2002 Cypress Semiconductor. May not be reproduced without permission.
// See the license agreement for more details.
////////////////////////////////////////////////////////////////////////////////
#include "ezusb.h"
#include "ezregs.h"
#include "host_811.h"
#include "def.h"
#include "utils.h"
/* Register Assignments 3/18/99 TPM */
#define EXTERN
EXTERN xdata volatile BYTE OUT7BUF[64];
EXTERN xdata volatile BYTE IN7BUF[64];
EXTERN xdata volatile BYTE OUT6BUF[64];
EXTERN xdata volatile BYTE IN6BUF[64];
EXTERN xdata volatile BYTE OUT5BUF[64];
EXTERN xdata volatile BYTE IN5BUF[64];
EXTERN xdata volatile BYTE OUT4BUF[64];
EXTERN xdata volatile BYTE IN4BUF[64];
EXTERN xdata volatile BYTE OUT3BUF[64];
EXTERN xdata volatile BYTE IN3BUF[64];
EXTERN xdata volatile BYTE OUT2BUF[64];
EXTERN xdata volatile BYTE IN2BUF[64];
EXTERN xdata volatile BYTE OUT1BUF[64];
EXTERN xdata volatile BYTE IN1BUF[64];
EXTERN xdata volatile BYTE OUT0BUF[64];
EXTERN xdata volatile BYTE IN0BUF[64];
EXTERN xdata volatile BYTE OUT8DATA;
EXTERN xdata volatile BYTE OUT9DATA;
EXTERN xdata volatile BYTE OUT10DATA;
EXTERN xdata volatile BYTE OUT11DATA;
EXTERN xdata volatile BYTE OUT12DATA;
EXTERN xdata volatile BYTE OUT13DATA;
EXTERN xdata volatile BYTE OUT14DATA;
EXTERN xdata volatile BYTE OUT15DATA;
EXTERN xdata volatile BYTE IN8DATA;
EXTERN xdata volatile BYTE IN9DATA;
EXTERN xdata volatile BYTE IN10DATA;
EXTERN xdata volatile BYTE IN11DATA;
EXTERN xdata volatile BYTE IN12DATA;
EXTERN xdata volatile BYTE IN13DATA;
EXTERN xdata volatile BYTE IN14DATA;
EXTERN xdata volatile BYTE IN15DATA;
EXTERN xdata volatile BYTE OUT8BCH;
EXTERN xdata volatile BYTE OUT8BCL;
EXTERN xdata volatile BYTE OUT9BCH;
EXTERN xdata volatile BYTE OUT9BCL;
EXTERN xdata volatile BYTE OUT10BCH;
EXTERN xdata volatile BYTE OUT10BCL;
EXTERN xdata volatile BYTE OUT11BCH;
EXTERN xdata volatile BYTE OUT11BCL;
EXTERN xdata volatile BYTE OUT12BCH;
EXTERN xdata volatile BYTE OUT12BCL;
EXTERN xdata volatile BYTE OUT13BCH;
EXTERN xdata volatile BYTE OUT13BCL;
EXTERN xdata volatile BYTE OUT14BCH;
EXTERN xdata volatile BYTE OUT14BCL;
EXTERN xdata volatile BYTE OUT15BCH;
EXTERN xdata volatile BYTE OUT15BCL;
EXTERN xdata volatile BYTE CPUCS;
EXTERN xdata volatile BYTE PORTACFG;
EXTERN xdata volatile BYTE PORTBCFG;
EXTERN xdata volatile BYTE PORTCCFG;
EXTERN xdata volatile BYTE OUTA;
EXTERN xdata volatile BYTE OUTB;
EXTERN xdata volatile BYTE OUTC;
EXTERN xdata volatile BYTE PINSA;
EXTERN xdata volatile BYTE PINSB;
EXTERN xdata volatile BYTE PINSC;
EXTERN xdata volatile BYTE OEA;
EXTERN xdata volatile BYTE OEB;
EXTERN xdata volatile BYTE OEC;
EXTERN xdata volatile BYTE UART230;
EXTERN xdata volatile BYTE ISOERR;
EXTERN xdata volatile BYTE ISOCTL;
EXTERN xdata volatile BYTE ZBCOUT;
EXTERN xdata volatile BYTE ZBCIN;
EXTERN xdata volatile BYTE I2CS;
EXTERN xdata volatile BYTE I2DAT;
EXTERN xdata volatile BYTE IVEC;
EXTERN xdata volatile BYTE IN07IRQ;
EXTERN xdata volatile BYTE OUT07IRQ;
EXTERN xdata volatile BYTE USBIRQ;
EXTERN xdata volatile BYTE IN07IEN;
EXTERN xdata volatile BYTE OUT07IEN;
EXTERN xdata volatile BYTE USBIEN;
EXTERN xdata volatile BYTE USBBAV;
EXTERN xdata volatile DWORD BPADDR;
//volatile EXTERN xdata BYTE BPADDRL _AT_ 0x7FB3;
EXTERN xdata volatile EPIOC EPIO[16];
//EXTERN xdata volatile BYTE SUDPTRH;
//EXTERN xdata volatile BYTE SUDPTRL;
EXTERN xdata volatile BYTE USBCS;
EXTERN xdata volatile BYTE TOGCTL;
EXTERN xdata volatile BYTE USBFRAMEL;
EXTERN xdata volatile BYTE USBFRAMEH;
EXTERN xdata volatile BYTE FNADDR;
EXTERN xdata volatile BYTE USBPAIR;
EXTERN xdata volatile BYTE IN07VAL;
EXTERN xdata volatile BYTE OUT07VAL;
EXTERN xdata volatile BYTE INISOVAL;
EXTERN xdata volatile BYTE OUTISOVAL;
EXTERN xdata volatile BYTE FASTXFR;
EXTERN xdata volatile BYTE AUTOPTRH;
EXTERN xdata volatile BYTE AUTOPTRL;
EXTERN xdata volatile BYTE AUTODATA;
EXTERN xdata volatile BYTE SETUPDAT[8];
EXTERN xdata volatile BYTE OUT8ADDR;
EXTERN xdata volatile BYTE OUT9ADDR;
EXTERN xdata volatile BYTE OUT10ADDR;
EXTERN xdata volatile BYTE OUT11ADDR;
EXTERN xdata volatile BYTE OUT12ADDR;
EXTERN xdata volatile BYTE OUT13ADDR;
EXTERN xdata volatile BYTE OUT14ADDR;
EXTERN xdata volatile BYTE OUT15ADDR;
EXTERN xdata volatile BYTE IN8ADDR;
EXTERN xdata volatile BYTE IN9ADDR;
EXTERN xdata volatile BYTE IN10ADDR;
EXTERN xdata volatile BYTE IN11ADDR;
EXTERN xdata volatile BYTE IN12ADDR;
EXTERN xdata volatile BYTE IN13ADDR;
EXTERN xdata volatile BYTE IN14ADDR;
EXTERN xdata volatile BYTE IN15ADDR;
#undef EXTERN
////////////////////////////////////////////////////////////////////////////////
// Code and Xdata Memory Space
////////////////////////////////////////////////////////////////////////////////
//
// ** Upper 32K external memory **
// (PROGRAM'S CODE/XDATA MEMORY ALLOCATION)
// Program xdata Space : 0x2000 ~ 0x23FF -> ALL XDATA (size:0x0400,1K)(ISO unused data mem)
// Program Code Space1 : 0x8000 ~ 0x9EFF -> ?FW, ?EZ811 (size:0x1F00,7K) (ext. code memory)
// Program Code Space2 : 0xA000 ~ 0xDFFF -> ?SL811H (size:0x4000,16K)(ext. code memory)
// (MONITOR'S CODE/XDATA MEMORY ALLOCATION) (SHOULD NEVER BE USED)
// Monitor xdata Space : 0x9F00 ~ 0x9FFF (size:0x0100,256)(ext. code memory)
// Monitor Code Space : 0xE000 ~ 0xFFFF (size:0x2000,8K) (ext. code memory)
//
// ** Lower 32K external memory **
// SL811H_ADDR address : 0x4000
// SL811H_DATA address : 0x4001
//
// ** Internal 8K EZUSB code/xdata memory **
// Both USBJmpTb.a51 and Dscr.a51 code are located to EZUSB internal 8K memory
//
// (See Project -> Options for Target 'Target 1' for detail settings)
//
//*****************************************************************************************
// SL811H Modules (major routines only):
//*****************************************************************************************
// 1) usbXfer() : handles usd data transfer, SETUP,IN, OUT
// 2) ep0Xfer() : handles endpoint zero control pipe
// 3) DataRW() : handles data endpoint transfer pipe
// 4) EnumUsbDev() : device enum(HID/HUB), excl. multi-interface
// 5) HubPortEnum() : hub port device enum, incl. dynamic USB address
// 6) speed_detect(): SL811H slave device attach/speed detect
// 7) slave_detect(): Main loop control between SL811H & EZUSB & GUI
// 8) host_811.c : Entire code size
//*****************************************************************************************
// SL811HST+EZUSB Hardware Resources :
//*****************************************************************************************
// SL811HST <--> AN2131QC <--> FUNCTIONS (looking from SL811H side)
// A0 <--> A0 <--> (I) Address entry for SL811H, '0'-addr, '1'-data
// D0 ~ D7 <--> D0 ~ D7 <--> (B) 8-bit Data Bus
// nCS <--> A15 <--> (I) Enable lower 32K memory(where SL811H is mapped)
// nRD <--> nRD (PC7) <--> (I) Read (active low)
// nWR <--> nWR (PC6) <--> (I) Write (active low)
// nRST <--> PB0 <--> (I) SL811HST's reset (active low)
// MS_SEL <--> PB1 <--> (I) SL811HST's master/slave select, '0'-host
// INTR <--> INT4 (PB4) <--> (O) SL811HST's interrupt (active high) not used
// ACTIVE_LED <--> PB6 <--> Blink - waiting for enum, On - enumerated
//
// For Downstream Port LEDs on Hub (not present on Demo Board):
// DOWNSTREAM PORT1 LED 0x80 // PA bit 7
// DOWNSTREAM PORT2 LED 0x40 // PA bit 6
// DOWNSTREAM PORT3 LED 0x20 // PA bit 5
// DOWNSTREAM PORT4 LED 0x10 // PA bit 4
//
//*****************************************************************************************
// Monitor (Serial Port 1) Hardware Resources :
//*****************************************************************************************
// PB2 - (I) RxD1 (looking from EZUSB side)
// PB2 - (0) TxD1
// PC6 - (O) nWR
// PC7 - (O) nRD
//*****************************************************************************************
// xdata variables
//*****************************************************************************************
//xdata BYTE SL811H_ADDR _at_ 0x4000; // A0 = '0' to external memory
//xdata BYTE SL811H_DATA _at_ 0x4001; // A0 = '1' (EZ-USB Dev Kit - SW4 ON)
#define SL811H_ADDR 0x0a000000
#define SL811H_DATA 0x0a000001
BYTE DBUF[256]; // at 0x2000 for general descriptors data
BYTE STATUS[8]; // for status data buffer
BYTE REGBUFF[16]; // Buffer for Register Data
BYTE HOSTCMD[8]; // EZUSB's OUT1 host command data
BYTE pHOSTCMD[8]; // previous data transfer info, during data transfer
BYTE HubChange[1]; // Hub port endpoint 1 data status
BYTE DataBufLen; // EZUSB's IN #3 data transfer buffer length
BYTE pNumPort; // Number of downstream ports on hub
BYTE remainder; // Remaining byte in a USB transfer
pUSBDEV uDev[MAX_DEV]; // Multiple USB devices attributes, Max 5 devices
pHUBDEV uHub; // Struct for downstream device on HUB
pDevDesc pDev; // Device descriptor struct
pCfgDesc pCfg; // Configuration descriptor struct
pIntfDesc pIfc; // Interface descriptor struct
pEPDesc pEnp; // Endpoint descriptor struct
pStrDesc pStr; // String descriptor struct
pHidDesc pHid; // HID class descriptor struct
pHubDesc pHub; // HUD class descriptor struct
pPortStatus pStat; // HID ports status
//*****************************************************************************************
// Boolean Logic Defines
//*****************************************************************************************
BOOL SLAVE_FOUND; // Slave USB device found
BOOL SLAVE_ENUMERATED; // slave USB device enumeration done
BOOL FULL_SPEED; // Full-Speed = TRUE, Low-Speed = FALSE
BOOL HUB_DEVICE; // HUB device = TRUE
BOOL BULK_OUT_DONE; // Set when EZUSB's OUT1 hostcmd xfer is done
BOOL DESC_XFER; // Set when there is data for EZUSB's IN1 desc xfer
BOOL DATA_XFER; // Set when there is data for EZUSB's IN3 data xfer
BOOL DATA_XFER_OUT; // Set when there is data for EZUSB's OUT3 data xfer
BOOL CONFIG_DONE; // Set when EZUSB completes its enumeration process.
BOOL TIMEOUT_ERR; // timeout error during data endpoint transfer
BOOL DATA_STOP; // device unplugged during data transfer
BOOL DATA_INPROCESS; // set when we are in a data pipe transfer
BOOL pLS_HUB; // indicate previous command is a LS device on hub
BOOL dsPoll; // poll downstream port conections
BOOL bData1;
void EZUSB_Delay(WORD ms)
{
unsigned long loop;
while(ms--) {
loop = 1200;
while(loop--);
}
}
//*****************************************************************************************
// Byte Read from SL811H
// a = register address
// return = data in register
//*****************************************************************************************
BYTE SL811Read(BYTE a)
{
outportb(a, SL811H_ADDR);
return (inportb(SL811H_DATA));
}
//*****************************************************************************************
// Byte Write to SL811H
// a = register address
// d = data to be written to this register address
//*****************************************************************************************
void SL811Write(BYTE a, BYTE d)
{
outportb(a, SL811H_ADDR);
outportb(d, SL811H_DATA);
}
//*****************************************************************************************
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