📄 combi.lst
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CYPRESS "C" COMPILER V1.10 21-Aug-2000 PAGE 1
/*
**
** FILE: combi.c
**
**
** purpose: USB firmware for Cypress USB/PS2 mouse reference design
**
**
** revision history:
** 10/31/00 vqt : resolve compiling/linking errors with ByCraft C version 1.10
** 6/27/00 bth : modified ps2 scaling algorithm
** 7/11/00 sea : modified ps2 resolution constants and
** ps2_send() start bit inhibit response
**
*/
#pragma option INSTRUCTIONTIMING //needed for Cypress debugger to work properly
#pragma option f0 //do not insert page breaks in listing file
#pragma option REGSAVEOFF; //do not automatically save AC and IX in interrupts
#pragma option NOINIT;
0023 #define DEBUG
/***
HEADER FOR CYPRESS 637XX
***/
#ifndef __CYC_H
#define __CYC_H
#pragma has BCPU;
registera AC;
registerx IX;
registercc CC; /* CC.Z : Zero Flag, CC.C : Carry Flag */
#define ENDPOINT_A2_FIFO_SIZE 0x08
#define ENDPOINT_A2_ADDRESS 0xE8
unsigned char ENDPOINT_A2_FIFO[ENDPOINT_A2_FIFO_SIZE] @ ENDPOINT_A2_ADDRESS;
#define ENDPOINT_A1_FIFO_SIZE 0x08
#define ENDPOINT_A1_ADDRESS 0xF0
unsigned char ENDPOINT_A1_FIFO[ENDPOINT_A1_FIFO_SIZE] @ ENDPOINT_A1_ADDRESS;
#define ENDPOINT_A0_FIFO_SIZE 0x08
#define ENDPOINT_A0_ADDRESS 0xF8
unsigned char ENDPOINT_A0_FIFO[ENDPOINT_A0_FIFO_SIZE] @ ENDPOINT_A0_ADDRESS;
#define USB_FIFO_SIZE 0x18
#define RAM_SIZE 0x100 /* 0x00 - 0xff */
#define RAM_START 0x00
#ifndef STACK_SIZE
#define STACK_SIZE 0x30
#endif /* STACK_SIZE */
#define STACK_START RAM_START
#define REGISTER_START RAM_START+STACK_SIZE
#define REGISTER_SIZE RAM_SIZE-USB_FIFO_SIZE-STACK_SIZE
#define SPAD_SIZE 4
#pragma memory RAM [REGISTER_SIZE] @ REGISTER_START;
#ifndef NOLOCAL
#pragma memory LOCAL[0] @ REGISTER_START+REGISTER_SIZE-SPAD_SIZE;
#endif /* NOLOCAL */
#pragma memory STACK[ STACK_SIZE +1 ] @ RAM_START;
#define ROM_SIZE 0x1800 /* 6K bytes */
#define ROM_START 0x0020 /* after interrupt vectors */
#define ROM_RESERVED 32
#pragma memory ROM[ROM_SIZE-ROM_RESERVED-ROM_START] @ ROM_START;
#define USB_bmRequestType 0
#define USB_bRequest 1
#define USB_wValue 2
#define USB_wValueHi 3
#define USB_wIndex 4
#define USB_wIndexHi 5
#define USB_wLength 6
#define USB_wLengthHi 7
#pragma vector MY_RESET_ISR @ 0x0000; /* reset vector */
#pragma vector USB_BUS_RESET_ISR @ 0x0002; /* usb reset isr */
#pragma vector MICROSECONDx128_ISR @ 0x0004; /* 128us interrupt */
#pragma vector MILLISECOND_ISR @ 0x0006; /* 1.024ms interrupt */
#pragma vector USB_A_EP0_ISR @ 0x0008; /* endpoint 0 interrupt */
#pragma vector USB_A_EP1_ISR @ 0x000A; /* endpoint 1 interrupt */
#pragma vector USB_A_EP2_ISR @ 0x000C; /* endpoint 2 interrupt */
#pragma vector USB_SPI_ISR @ 0x000E; /* spi interrupt */
#pragma vector USB_CAPA_ISR @ 0x0010; /* capture timer a interrupt*/
#pragma vector USB_CAPB_ISR @ 0x0012; /* capture timer b interrupt*/
#pragma vector GPIO_ISR @ 0x0014; /* GPIO interrupt */
#pragma vector WAKEUP_ISR @ 0x0016; /* wakeup timer interrupt */
#pragma portrw PROCESSOR_STATUS @ 0xff; /* processor status and control */
#define IRQ_PENDING 7
#define WATCHDOG_RESET 6
#define USB_RESET 5
#define POWERON_RESET 4
#define SUSPEND 3
#define INTERRUPT_MASK 2
#define SINGLE_STEP 1
#define RUN 0
#pragma portrw CLOCK_CONFIGURATION @0xf8;
#define PRECISION_USB_CLOCKING (1 << 2)
#define TWAKEUP_MASK (7 << 4)
#define TWAKEUP_2 (1 << 4)
#define TWAKEUP_64 ( 6 << 4)
#define TWAKEUP_MAX (7 << 4)
#define TWAKEUP_MIN 0
#pragma portrw PORT0 @ 0x00; /* GPIO data port 0 */
#pragma portrw PORT1 @ 0x01; /* GPIO data port 1 */
#pragma portrw PORT2 @ 0x02; /* aux port*/
#pragma portw PORT0IE @ 0x04; /* Interrupt enable for Port 0 */
#pragma portw PORT1IE @ 0x05; /* Interrupt enable for Port 1 */
#pragma portw PORT0IP @ 0x06; /* Interrupt polarity for Port 0 */
#pragma portw PORT1IP @ 0x07; /* Interrupt polarity for Port 1 */
#pragma portrw PORT0_MODE0 @ 0x0A;
#pragma portrw PORT0_MODE1 @ 0x0B;
#pragma portrw PORT1_MODE0 @ 0x0C;
#pragma portrw PORT1_MODE1 @ 0x0D;
#pragma portrw USB_DEVICE_A @ 0x10; /* USB device address */
#pragma portrw EP_A0_COUNTER @ 0x11; /* endpoint 0 counter */
#pragma portrw EP_A0_MODE @ 0x12; /* endpoint 0 configuration */
#pragma portrw EP_A1_COUNTER @ 0x13; /* endpoint 1 counter */
#pragma portrw EP_A1_MODE @ 0x14; /* endpoint 1 configuration */
#pragma portrw EP_A2_COUNTER @ 0x15; /* endpoint 2 counter */
#pragma portrw EP_A2_MODE @ 0x16; /* endpoint 2 configuration */
#define DEVICE_ADDRESS_ENABLE 7 /* bit 7 of USB_DEVICE*/
#define SETUP_RECEIVED 7
#define IN_RECEIVED 6
#define OUT_RECEIVED 5
#define ACKNOWLEDGE 4
#define USB_MODE_DISABLE 0b0000
#define USB_MODE_NAK_IN_OUT 0b0001
#define USB_MODE_STATUS_OUT 0b0010
#define USB_MODE_STALL_IN_OUT 0b0011
#define USB_MODE_IGNORE_IN_OUT 0b0100
#define USB_MODE_ISOCHRONOUS_OUT 0b0101
#define USB_MODE_STATUS_ONLY 0b0110
#define USB_MODE_ISOCHRONOUS_IN 0b0111
#define USB_MODE_NAK_OUT 0b1000
#define USB_MODE_ACK_OUT 0b1001
#define USB_MODE_NAK_OUT_STATUS_IN 0b1010
#define USB_MODE_ACK_OUT_STATUS_IN 0b1011
#define USB_MODE_NAK_IN 0b1100
#define USB_MODE_ACK_IN 0b1101
#define USB_MODE_NAK_IN_STATUS_OUT 0b1110
#define USB_MODE_ACK_IN_STATUS_OUT 0b1111
#define USB_MODE_MASK 0b1111
#pragma portrw GLOBAL_INTERRUPT @ 0x20; /* Global interrupt enable */
#define DISABLE_INTERRUPTS 0b00000000
#define WAKEUP_ENABLE 0b10000000
#define GPIO_ENABLE 0b01000000
#define I2C_ENABLE 0b00001000
#define MILLISECOND_ENABLE 0b00000100
#define MICROSECOND_ENABLE 0b00000010
#define USB_BUS_RESET_ENABLE 0b00000001
#pragma portrw ENDPOINT_INTERRUPT @ 0x21; /* USB endpoint interrupt enable */
#define EPA2_ENABLE 0b00100
#define EPA1_ENABLE 0b00010
#define EPA0_ENABLE 0b00001
#pragma portr TIMER @ 0x24; /* lower eight bits of timer */
#pragma portr TIMER_LSB @ 0x24; /* lower eight bits of timer */
#pragma portr TIMER_MSB @ 0x25; /* upper six bits of timer */
#pragma portrw WATCHDOG @ 0x26; /* watchdog timer */
#pragma portrw USB_STATUS @ 0x1F; /* USB upstream status and control */
#define VREG_ENABLE_MASK (1 << 6)
#define PS2_PULLUP_MASK (1 << 7)
#define PS2_INTERRUPT_MODE_MASK (1 << 5)
#define BUS_ACTIVITY_MASK (1 << 3)
#define BUS_ACTIVITY 3
#define NOT_FORCING 0b000
#define FORCE_K 0b001
#define FORCE_J 0b010
#define FORCE_SE0 0b011
#define FORCE_NEG_LOW_POS_OPEN 0b101
#define FORCE_NEG_OPEN_POS_LOW 0b110
#define FORCE_NEG_OPEN_POS_OPEN 0b111
#define PUSHA() #asm( push a )
#define PUSHX() #asm( push x )
#define POPA() #asm( pop a )
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