📄 debugutils.h
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/* debugutils.h - IXP425 Eval board configuration header *//* Copyright 2002 Wind River Systems, Inc. *//*modification history--------------------01b,27feb03,jb3 add C++ protection01a,05jun02,jb initial version...*//* * This module contains Debug Macros for use in romInit.s * - Allow basic serial output - polled only. * Provide interface to 7 Seg display. */#ifdef __cplusplusextern "C" {#endif/***** UART ****/#define DEBUG_UART (1) /* Enable Debug uart output */#define UART_REG_SPREAD (2)#define UART_DMABodgeDelay 10#define UARTLCR_DivisorLatchAccess (1<<7)#define UART_LineControl (0x03 << UART_REG_SPREAD)#define BaudRateDivisor_115200 1#define BaudRateDivisor_9600 0x60#define UART_DivisorLatchLSB ( 0x00 << UART_REG_SPREAD )#define UART_DivisorLatchMSB ( 0x01 << UART_REG_SPREAD )#define UARTLCR_CharLength8 (3<<0)#define UARTLCR_StopBits1 (0<<2)#define UART_InterruptEnable 0x01#define UARTFCR_Enable (1<<0)#define UART_FIFOControl (0x02 << UART_REG_SPREAD )#define UARTFCR_RXReset (1<<1)#define ARTFCR_TXReset (1<<2)#define UARTFCR_Mode0RXRDYTXRDY (0<<3)#define UARTFCR_RXTrigger1 (0<<6)#define UARTMCR_DTRActive (1<<0)#define UART_ModemControl (4 << UART_REG_SPREAD )#define UART_LineStatus (5 << UART_REG_SPREAD )#define UART_Transmit (0 << UART_REG_SPREAD )#define UARTLSR_TXHoldingEmpty (1<<5)#ifdef _ASMLANGUAGE/* For Loop - count down. */.MACRO DELAY cycles, reg0 ldr \reg0, =\cycles subs \reg0, \reg0, #1 subne pc, pc, #0xc.ENDM .MACRO MEMDUMP uart, addr, size, value, temp1, temp20: UARTHexOut \uart, \addr, \temp1, \temp2 mov \temp1, #0x3a UARTTx \uart, \temp1, \temp2 ldr \value, [\addr] UARTHexOut \uart, \value, \temp1, \temp2 mov \temp1, #13 UARTTx \uart, \temp1, \temp2 mov \temp1, #10 UARTTx \uart, \temp1, \temp2 add \addr, \addr, #4 subs \size, \size, #4 bne 0b.ENDM .MACRO UARTHexOut uart, hex, dig, temp MOV \dig, \hex, LSR #28 UARTHexDig \uart, \dig, \temp MOV \dig, \hex, LSR #24 UARTHexDig \uart, \dig, \temp MOV \dig, \hex, LSR #20 UARTHexDig \uart, \dig, \temp MOV \dig, \hex, LSR #16 UARTHexDig \uart, \dig, \temp MOV \dig, \hex, LSR #12 UARTHexDig \uart, \dig, \temp MOV \dig, \hex, LSR #8 UARTHexDig \uart, \dig, \temp MOV \dig, \hex, LSR #4 UARTHexDig \uart, \dig, \temp MOV \dig, \hex UARTHexDig \uart, \dig, \temp.ENDM .MACRO UARTHexDig uart, dig, temp and \dig, \dig, #0xf cmp \dig, #0xa addcc \dig, \dig, #0x30 addcs \dig, \dig, #0x41-0xa UARTTx \uart, \dig, \temp.ENDM .MACRO UARTTextOut uart, char, temp and \char, \char, #0xff UARTTx \uart, \char, \temp.ENDM .MACRO UARTTx uart, char, temp10: /* Modified, dont even check if there is room in the transfer fifio, just put it it.. TODO : remove later, on real card*//* ldr \uart, =IXP425_UART1_BASE ldr \temp, [\uart, #UART_LineStatus] TST \temp, #UARTLSR_TXHoldingEmpty BEQ 10b*/ str \char, [\uart, #UART_Transmit] /*strb */.ENDM/******************************************* * 7 Seg Display output *******************************************/.MACRO DebugOutInit ldr r0,L$CS2_REG ldr r1,L$CS2_VAL str r1,[r0].ENDM.MACRO DebugOutInitLiteralL$CS2_REG: .long 0xc4000008L$CS2_VAL: .long 0xBFFF0002L$LED_DISPLAY: .long 0x52000000.ENDM.MACRO DebugOutVal value mov r0, #\value bl FUNC(SevenSegDisplay).ENDM/* Assume R0 already has the output code */.MACRO DebugOut bl FUNC(SevenSegDisplay).ENDM#endif /* _ASMLANGUAGE */#define DEBUG_OUT_INIT *((UINT32*)IXP425_EXP_CS2_REG)=(0xBFFF0002)#define DEBUG_OUT_VAL(x) *((UINT16*)MATACUMBE_7SEG_BASE)=((UINT16)x)/* Error Code Fatal *//* Error code will add 0xFF also */#define ERROR_UNDEF_INSTR 0x00F1#define ERROR_SW_INT 0x00F2#define ERROR_PREFETCH_ABORT 0x00F3#define ERROR_DATA_ABORT 0x00F4#define ERROR_UNKNOWN_VEC 0x00F5#define ERROR_VEC_IRQ 0x00F6#define ERROR_VEC_FIQ 0x00F7 /* Informational codes - progress indicators */#define INFO_CODE_1 (0x0001)#define INFO_CODE_2 (0x0002)#define INFO_CODE_3 (0x0003)#define INFO_CODE_4 (0x0004)#define INFO_CODE_5 (0x0005)#define INFO_CODE_6 (0x0006)#define INFO_CODE_7 (0x0007)#define INFO_CODE_8 (0x0008)#define INFO_CODE_9 (0x0009)#define INFO_CODE_A (0x000A)#define INFO_CODE_B (0x000B)#define INFO_CODE_C (0x000C)#define INFO_CODE_D (0x000D)#define INFO_CODE_E (0x000E)#define INFO_CODE_F (0x000F)#define INFO_CODE_10 (0x0010)#define INFO_CODE_11 (0x0011)#define INFO_CODE_12 (0x0012)#define INFO_CODE_13 (0x0013)#define INFO_CODE_14 (0x0014)#define INFO_CODE_15 (0x0015)#define INFO_CODE_16 (0x0016)#define INFO_CODE_17 (0x0017)#define INFO_CODE_18 (0x0018)#define INFO_CODE_19 (0x0019)#define INFO_CODE_1A (0x001A)#define INFO_CODE_1B (0x001B)#define INFO_CODE_1C (0x001C)#define INFO_CODE_1D (0x001D)#define INFO_CODE_1E (0x001E)#define INFO_CODE_1F (0x001F)#define INFO_CODE_20 (0x0020)#define INFO_CODE_21 (0x0021)#define INFO_CODE_22 (0x0022)#define INFO_CODE_23 (0x0023)#define INFO_CODE_24 (0x0024)#define INFO_CODE_25 (0x0025)#define INFO_CODE_26 (0x0026)#define INFO_CODE_27 (0x0027)#ifdef __cplusplus}#endif⌨️ 快捷键说明
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