- 根目录:
- arch
- m68k
- include
- asm
- MC68EZ328.h
/* include/asm-m68knommu/MC68EZ328.h: 'EZ328 control registers
*
* Copyright (C) 1999 Vladimir Gurevich <vgurevic@cisco.com>
* Bear & Hare Software, Inc.
*
* Based on include/asm-m68knommu/MC68332.h
* Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>,
* The Silver Hammer Group, Ltd.
*
*/
#ifndef _MC68EZ328_H_
#define _MC68EZ328_H_
#define BYTE_REF(addr) (*((volatile unsigned char*)addr))
#define WORD_REF(addr) (*((volatile unsigned short*)addr))
#define LONG_REF(addr) (*((volatile unsigned long*)addr))
#define PUT_FIELD(field, val) (((val) << field##_SHIFT) & field##_MASK)
#define GET_FIELD(reg, field) (((reg) & field##_MASK) >> field##_SHIFT)
/**********
*
* 0xFFFFF0xx -- System Control
*
**********/
/*
* System Control Register (SCR)
*/
#define SCR_ADDR 0xfffff000
#define SCR BYTE_REF(SCR_ADDR)
#define SCR_WDTH8 0x01 /* 8-Bit Width Select */
#define SCR_DMAP 0x04 /* Double Map */
#define SCR_SO 0x08 /* Supervisor Only */
#define SCR_BETEN 0x10 /* Bus-Error Time-Out Enable */
#define SCR_PRV 0x20 /* Privilege Violation */
#define SCR_WPV 0x40 /* Write Protect Violation */
#define SCR_BETO 0x80 /* Bus-Error TimeOut */
/*
* Silicon ID Register (Mask Revision Register (MRR) for '328 Compatibility)
*/
#define MRR_ADDR 0xfffff004
#define MRR LONG_REF(MRR_ADDR)
/**********
*
* 0xFFFFF1xx -- Chip-Select logic
*
**********/
/*
* Chip Select Group Base Registers
*/
#define CSGBA_ADDR 0xfffff100
#define CSGBB_ADDR 0xfffff102
#define CSGBC_ADDR 0xfffff104
#define CSGBD_ADDR 0xfffff106
#define CSGBA WORD_REF(CSGBA_ADDR)
#define CSGBB WORD_REF(CSGBB_ADDR)
#define CSGBC WORD_REF(CSGBC_ADDR)
#define CSGBD WORD_REF(CSGBD_ADDR)
/*
* Chip Select Registers
*/
#define CSA_ADDR 0xfffff110
#define CSB_ADDR 0xfffff112
#define CSC_ADDR 0xfffff114
#define CSD_ADDR 0xfffff116
#define CSA WORD_REF(CSA_ADDR)
#define CSB WORD_REF(CSB_ADDR)
#define CSC WORD_REF(CSC_ADDR)
#define CSD WORD_REF(CSD_ADDR)
#define CSA_EN 0x0001 /* Chip-Select Enable */
#define CSA_SIZ_MASK 0x000e /* Chip-Select Size */
#define CSA_SIZ_SHIFT 1
#define CSA_WS_MASK 0x0070 /* Wait State */
#define CSA_WS_SHIFT 4
#define CSA_BSW 0x0080 /* Data Bus Width */
#define CSA_FLASH 0x0100 /* FLASH Memory Support */
#define CSA_RO 0x8000 /* Read-Only */
#define CSB_EN 0x0001 /* Chip-Select Enable */
#define CSB_SIZ_MASK 0x000e /* Chip-Select Size */
#define CSB_SIZ_SHIFT 1
#define CSB_WS_MASK 0x0070 /* Wait State */
#define CSB_WS_SHIFT 4
#define CSB_BSW 0x0080 /* Data Bus Width */
#define CSB_FLASH 0x0100 /* FLASH Memory Support */
#define CSB_UPSIZ_MASK 0x1800 /* Unprotected memory block size */
#define CSB_UPSIZ_SHIFT 11
#define CSB_ROP 0x2000 /* Readonly if protected */
#define CSB_SOP 0x4000 /* Supervisor only if protected */
#define CSB_RO 0x8000 /* Read-Only */
#define CSC_EN 0x0001 /* Chip-Select Enable */
#define CSC_SIZ_MASK 0x000e /* Chip-Select Size */
#define CSC_SIZ_SHIFT 1
#define CSC_WS_MASK 0x0070 /* Wait State */
#define CSC_WS_SHIFT 4
#define CSC_BSW 0x0080 /* Data Bus Width */
#define CSC_FLASH 0x0100 /* FLASH Memory Support */
#define CSC_UPSIZ_MASK 0x1800 /* Unprotected memory block size */
#define CSC_UPSIZ_SHIFT 11
#define CSC_ROP 0x2000 /* Readonly if protected */
#define CSC_SOP 0x4000 /* Supervisor only if protected */
#define CSC_RO 0x8000 /* Read-Only */
#define CSD_EN 0x0001 /* Chip-Select Enable */
#define CSD_SIZ_MASK 0x000e /* Chip-Select Size */
#define CSD_SIZ_SHIFT 1
#define CSD_WS_MASK 0x0070 /* Wait State */
#define CSD_WS_SHIFT 4
#define CSD_BSW 0x0080 /* Data Bus Width */
#define CSD_FLASH 0x0100 /* FLASH Memory Support */
#define CSD_DRAM 0x0200 /* Dram Selection */
#define CSD_COMB 0x0400 /* Combining */
#define CSD_UPSIZ_MASK 0x1800 /* Unprotected memory block size */
#define CSD_UPSIZ_SHIFT 11
#define CSD_ROP 0x2000 /* Readonly if protected */
#define CSD_SOP 0x4000 /* Supervisor only if protected */
#define CSD_RO 0x8000 /* Read-Only */
/*
* Emulation Chip-Select Register
*/
#define EMUCS_ADDR 0xfffff118
#define EMUCS WORD_REF(EMUCS_ADDR)
#define EMUCS_WS_MASK 0x0070
#define EMUCS_WS_SHIFT 4
/**********
*
* 0xFFFFF2xx -- Phase Locked Loop (PLL) & Power Control
*
**********/
/*
* PLL Control Register
*/
#define PLLCR_ADDR 0xfffff200
#define PLLCR WORD_REF(PLLCR_ADDR)
#define PLLCR_DISPLL 0x0008 /* Disable PLL */
#define PLLCR_CLKEN 0x0010 /* Clock (CLKO pin) enable */
#define PLLCR_PRESC 0x0020 /* VCO prescaler */
#define PLLCR_SYSCLK_SEL_MASK 0x0700 /* System Clock Selection */
#define PLLCR_SYSCLK_SEL_SHIFT 8
#define PLLCR_LCDCLK_SEL_MASK 0x3800 /* LCD Clock Selection */
#define PLLCR_LCDCLK_SEL_SHIFT 11
/* '328-compatible definitions */
#define PLLCR_PIXCLK_SEL_MASK PLLCR_LCDCLK_SEL_MASK
#define PLLCR_PIXCLK_SEL_SHIFT PLLCR_LCDCLK_SEL_SHIFT
/*
* PLL Frequency Select Register
*/
#define PLLFSR_ADDR 0xfffff202
#define PLLFSR WORD_REF(PLLFSR_ADDR)
#define PLLFSR_PC_MASK 0x00ff /* P Count */
#define PLLFSR_PC_SHIFT 0
#define PLLFSR_QC_MASK 0x0f00 /* Q Count */
#define PLLFSR_QC_SHIFT 8
#define PLLFSR_PROT 0x4000 /* Protect P & Q */
#define PLLFSR_CLK32 0x8000 /* Clock 32 (kHz) */
/*
* Power Control Register
*/
#define PCTRL_ADDR 0xfffff207
#define PCTRL BYTE_REF(PCTRL_ADDR)
#define PCTRL_WIDTH_MASK 0x1f /* CPU Clock bursts width */
#define PCTRL_WIDTH_SHIFT 0
#define PCTRL_PCEN 0x80 /* Power Control Enable */
/**********
*
* 0xFFFFF3xx -- Interrupt Controller
*
**********/
/*
* Interrupt Vector Register
*/
#define IVR_ADDR 0xfffff300
#define IVR BYTE_REF(IVR_ADDR)
#define IVR_VECTOR_MASK 0xF8
/*
* Interrupt control Register
*/
#define ICR_ADDR 0xfffff302
#define ICR WORD_REF(ICR_ADDR)
#define ICR_POL5 0x0080 /* Polarity Control for IRQ5 */
#define ICR_ET6 0x0100 /* Edge Trigger Select for IRQ6 */
#define ICR_ET3 0x0200 /* Edge Trigger Select for IRQ3 */
#define ICR_ET2 0x0400 /* Edge Trigger Select for IRQ2 */
#define ICR_ET1 0x0800 /* Edge Trigger Select for IRQ1 */
#define ICR_POL6 0x1000 /* Polarity Control for IRQ6 */
#define ICR_POL3 0x2000 /* Polarity Control for IRQ3 */
#define ICR_POL2 0x4000 /* Polarity Control for IRQ2 */
#define ICR_POL1 0x8000 /* Polarity Control for IRQ1 */
/*
* Interrupt Mask Register
*/
#define IMR_ADDR 0xfffff304
#define IMR LONG_REF(IMR_ADDR)
/*
* Define the names for bit positions first. This is useful for
* request_irq
*/
#define SPI_IRQ_NUM 0 /* SPI interrupt */
#define TMR_IRQ_NUM 1 /* Timer interrupt */
#define UART_IRQ_NUM 2 /* UART interrupt */
#define WDT_IRQ_NUM 3 /* Watchdog Timer interrupt */
#define RTC_IRQ_NUM 4 /* RTC interrupt */
#define KB_IRQ_NUM 6 /* Keyboard Interrupt */
#define PWM_IRQ_NUM 7 /* Pulse-Width Modulator int. */
#define INT0_IRQ_NUM 8 /* External INT0 */
#define INT1_IRQ_NUM 9 /* External INT1 */
#define INT2_IRQ_NUM 10 /* External INT2 */
#define INT3_IRQ_NUM 11 /* External INT3 */
#define IRQ1_IRQ_NUM 16 /* IRQ1 */
#define IRQ2_IRQ_NUM 17 /* IRQ2 */
#define IRQ3_IRQ_NUM 18 /* IRQ3 */
#define IRQ6_IRQ_NUM 19 /* IRQ6 */
#define IRQ5_IRQ_NUM 20 /* IRQ5 */
#define SAM_IRQ_NUM 22 /* Sampling Timer for RTC */
#define EMIQ_IRQ_NUM 23 /* Emulator Interrupt */
/* '328-compatible definitions */
#define SPIM_IRQ_NUM SPI_IRQ_NUM
#define TMR1_IRQ_NUM TMR_IRQ_NUM
/*
* Here go the bitmasks themselves
*/
#define IMR_MSPI (1 << SPI_IRQ_NUM) /* Mask SPI interrupt */
#define IMR_MTMR (1 << TMR_IRQ_NUM) /* Mask Timer interrupt */
#define IMR_MUART (1 << UART_IRQ_NUM) /* Mask UART interrupt */
#define IMR_MWDT (1 << WDT_IRQ_NUM) /* Mask Watchdog Timer interrupt */
#define IMR_MRTC (1 << RTC_IRQ_NUM) /* Mask RTC interrupt */
#define IMR_MKB (1 << KB_IRQ_NUM) /* Mask Keyboard Interrupt */
#define IMR_MPWM (1 << PWM_IRQ_NUM) /* Mask Pulse-Width Modulator int. */
#define IMR_MINT0 (1 << INT0_IRQ_NUM) /* Mask External INT0 */
#define IMR_MINT1 (1 << INT1_IRQ_NUM) /* Mask External INT1 */
#define IMR_MINT2 (1 << INT2_IRQ_NUM) /* Mask External INT2 */
#define IMR_MINT3 (1 << INT3_IRQ_NUM) /* Mask External INT3 */
#define IMR_MIRQ1 (1 << IRQ1_IRQ_NUM) /* Mask IRQ1 */
#define IMR_MIRQ2 (1 << IRQ2_IRQ_NUM) /* Mask IRQ2 */
#define IMR_MIRQ3 (1 << IRQ3_IRQ_NUM) /* Mask IRQ3 */
#define IMR_MIRQ6 (1 << IRQ6_IRQ_NUM) /* Mask IRQ6 */
#define IMR_MIRQ5 (1 << IRQ5_IRQ_NUM) /* Mask IRQ5 */
#define IMR_MSAM (1 << SAM_IRQ_NUM) /* Mask Sampling Timer for RTC */
#define IMR_MEMIQ (1 << EMIQ_IRQ_NUM) /* Mask Emulator Interrupt */
/* '328-compatible definitions */
#define IMR_MSPIM IMR_MSPI
#define IMR_MTMR1 IMR_MTMR
/*
* Interrupt Status Register
*/
#define ISR_ADDR 0xfffff30c
#define ISR LONG_REF(ISR_ADDR)
#define ISR_SPI (1 << SPI_IRQ_NUM) /* SPI interrupt */
#define ISR_TMR (1 << TMR_IRQ_NUM) /* Timer interrupt */
#define ISR_UART (1 << UART_IRQ_NUM) /* UART interrupt */
#define ISR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */
#define ISR_RTC (1 << RTC_IRQ_NUM) /* RTC interrupt */
#define ISR_KB (1 << KB_IRQ_NUM) /* Keyboard Interrupt */
#define ISR_PWM (1 << PWM_IRQ_NUM) /* Pulse-Width Modulator interrupt */
#define ISR_INT0 (1 << INT0_IRQ_NUM) /* External INT0 */
#define ISR_INT1 (1 << INT1_IRQ_NUM) /* External INT1 */
#define ISR_INT2 (1 << INT2_IRQ_NUM) /* External INT2 */
#define ISR_INT3 (1 << INT3_IRQ_NUM) /* External INT3 */
#define ISR_IRQ1 (1 << IRQ1_IRQ_NUM) /* IRQ1 */
#define ISR_IRQ2 (1 << IRQ2_IRQ_NUM) /* IRQ2 */
#define ISR_IRQ3 (1 << IRQ3_IRQ_NUM) /* IRQ3 */
#define ISR_IRQ6 (1 << IRQ6_IRQ_NUM) /* IRQ6 */
#define ISR_IRQ5 (1 << IRQ5_IRQ_NUM) /* IRQ5 */
#define ISR_SAM (1 << SAM_IRQ_NUM) /* Sampling Timer for RTC */
#define ISR_EMIQ (1 << EMIQ_IRQ_NUM) /* Emulator Interrupt */
/* '328-compatible definitions */
#define ISR_SPIM ISR_SPI
#define ISR_TMR1 ISR_TMR
/*
* Interrupt Pending Register
*/
#define IPR_ADDR 0xfffff30c
#define IPR LONG_REF(IPR_ADDR)
#define IPR_SPI (1 << SPI_IRQ_NUM) /* SPI interrupt */
#define IPR_TMR (1 << TMR_IRQ_NUM) /* Timer interrupt */
#define IPR_UART (1 << UART_IRQ_NUM) /* UART interrupt */
#define IPR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */
#define IPR_RTC (1 << RTC_IRQ_NUM) /* RTC interrupt */
#define IPR_KB (1 << KB_IRQ_NUM) /* Keyboard Interrupt */
#define IPR_PWM (1 << PWM_IRQ_NUM) /* Pulse-Width Modulator interrupt */
#define IPR_INT0 (1 << INT0_IRQ_NUM) /* External INT0 */
#define IPR_INT1 (1 << INT1_IRQ_NUM) /* External INT1 */
#define IPR_INT2 (1 << INT2_IRQ_NUM) /* External INT2 */
#define IPR_INT3 (1 << INT3_IRQ_NUM) /* External INT3 */
#define IPR_IRQ1 (1 << IRQ1_IRQ_NUM) /* IRQ1 */
#define IPR_IRQ2 (1 << IRQ2_IRQ_NUM) /* IRQ2 */
#define IPR_IRQ3 (1 << IRQ3_IRQ_NUM) /* IRQ3 */
#define IPR_IRQ6 (1 << IRQ6_IRQ_NUM) /* IRQ6 */
#define IPR_IRQ5 (1 << IRQ5_IRQ_NUM) /* IRQ5 */
#define IPR_SAM (1 << SAM_IRQ_NUM) /* Sampling Timer for RTC */
#define IPR_EMIQ (1 << EMIQ_IRQ_NUM) /* Emulator Interrupt */
/* '328-compatible definitions */
#define IPR_SPIM IPR_SPI
#define IPR_TMR1 IPR_TMR
/**********
*
* 0xFFFFF4xx -- Parallel Ports
*
**********/
/*
* Port A
*/
#define PADIR_ADDR 0xfffff400 /* Port A direction reg */
#define PADATA_ADDR 0xfffff401 /* Port A data register */
#define PAPUEN_ADDR 0xfffff402 /* Port A Pull-Up enable reg */
#define PADIR BYTE_REF(PADIR_ADDR)
#define PADATA BYTE_REF(PADATA_ADDR)
#define PAPUEN BYTE_REF(PAPUEN_ADDR)
#define PA(x) (1 << (x))
/*
* Port B
*/
#define PBDIR_ADDR 0xfffff408 /* Port B direction reg */
#define PBDATA_ADDR 0xfffff409 /* Port B data register */
#define PBPUEN_ADDR 0xfffff40a /* Port B Pull-Up enable reg */
#define PBSEL_ADDR 0xfffff40b /* Port B Select Register */
#define PBDIR BYTE_REF(PBDIR_ADDR)
#define PBDATA BYTE_REF(PBDATA_ADDR)
#define PBPUEN BYTE_REF(PBPUEN_ADDR)
#define PBSEL BYTE_REF(PBSEL_ADDR)
#define PB(x) (1 << (x))
#define PB_CSB0 0x01 /* Use CSB0 as PB[0] */
#define PB_CSB1 0x02 /* Use CSB1 as PB[1] */
#define PB_CSC0_RAS0 0x04 /* Use CSC0/RAS0 as PB[2] */
#define PB_CSC1_RAS1 0x08 /* Use CSC1/RAS1 as PB[3] */
#define PB_CSD0_CAS0 0x10 /* Use CSD0/CAS0 as PB[4] */
#define PB_CSD1_CAS1 0x20 /* Use CSD1/CAS1 as PB[5] */
#define PB_TIN_TOUT 0x40 /* Use TIN/TOUT as PB[6] */
#define PB_PWMO 0x80 /* Use PWMO as PB[7] */
/*
* Port C
*/
#define PCDIR_ADDR 0xfffff410 /* Port C direction reg */
#define PCDATA_ADDR 0xfffff411 /* Port C data register */
#define PCPDEN_ADDR 0xfffff412 /* Port C Pull-Down enb. reg */
#define PCSEL_ADDR 0xfffff413 /* Port C Select Register */
#define PCDIR BYTE_REF(PCDIR_ADDR)
#define PCDATA BYTE_REF(PCDATA_ADDR)
#define PCPDEN BYTE_REF(PCPDEN_ADDR)
#define PCSEL BYTE_REF(PCSEL_ADDR)
#define PC(x) (1 << (x))
#define PC_LD0 0x01 /* Use LD0 as PC[0] */
#define PC_LD1 0x02 /* Use LD1 as PC[1] */
#define PC_LD2 0x04 /* Use LD2 as PC[2] */
#define PC_LD3 0x08 /* Use LD3 as PC[3] */
#define PC_LFLM 0x10 /* Use LFLM as PC[4] */
#define PC_LLP 0x20 /* Use LLP as PC[5] */
#define PC_LCLK 0x40 /* Use LCLK as PC[6] */
#define PC_LACD 0x80 /* Use LACD as PC[7] */
/*
* Port D
*/
#define PDDIR_ADDR 0xfffff418 /* Port D direction reg */
#define PDDATA_ADDR 0xfffff419 /* Port D data register */
#define PDPUEN_ADDR 0xfffff41a /* Port D Pull-Up enable reg */
#define PDSEL_ADDR 0xfffff41b /* Port D Select Register */
#define PDPOL_ADDR 0xfffff41c /* Port D Polarity Register */
#define PDIRQEN_ADDR 0xfffff41d /* Port D IRQ enable register */
#define PDKBEN_ADDR 0xfffff41e /* Port D Keyboard Enable reg */
#define PDIQEG_ADDR 0xfffff41f /* Port D IRQ Edge Register */
#define PDDIR BYTE_REF(PDDIR_ADDR)
#define PDDATA BYTE_REF(PDDATA_ADDR)
#define PDPUEN BYTE_REF(PDPUEN_ADDR)
#define PDSEL BYTE_REF(PDSEL_ADDR)
#define PDPOL BYTE_REF(PDPOL_ADDR)
#define PDIRQEN BYTE_REF(PDIRQEN_ADDR)
#define PDKBEN BYTE_REF(PDKBEN_ADDR)
#define PDIQEG BYTE_REF(PDIQEG_ADDR)
#define PD(x) (1 << (x))
#define PD_INT0 0x01 /* Use INT0 as PD[0] */
#define PD_INT1 0x02 /* Use INT1 as PD[1] */
#define PD_INT2 0x04 /* Use INT2 as PD[2] */
#define PD_INT3 0x08 /* Use INT3 as PD[3] */
#define PD_IRQ1 0x10 /* Use IRQ1 as PD[4] */
#define PD_IRQ2 0x20 /* Use IRQ2 as PD[5] */
#define PD_IRQ3 0x40 /* Use IRQ3 as PD[6] */
#define PD_IRQ6 0x80 /* Use IRQ6 as PD[7] */
/*
* Port E
*/
#define PEDIR_ADDR 0xfffff420 /* Port E direction reg */
#define PEDATA_ADDR 0xfffff421 /* Port E data register */
#define PEPUEN_ADDR 0xfffff422 /* Port E Pull-Up enable reg */
#define PESEL_ADDR 0xfffff423 /* Port E Select Register */
#define PEDIR BYTE_REF(PEDIR_ADDR)
#define PEDATA BYTE_REF(PEDATA_ADDR)
#define PEPUEN BYTE_REF(PEPUEN_ADDR)
#define PESEL BYTE_REF(PESEL_ADDR)
#define PE(x) (1 << (x))
#define PE_SPMTXD 0x01 /* Use SPMTXD as PE[0] */
#define PE_SPMRXD 0x02 /* Use SPMRXD as PE[1] */
#define PE_SPMCLK 0x04 /* Use SPMCLK as PE[2] */
#define PE_DWE 0x08 /* Use DWE as PE[3] */
#define PE_RXD 0x10 /* Use RXD as PE[4] */
#define PE_TXD 0x20 /* Use TXD as PE[5] */
#define PE_RTS 0x40 /* Use RTS as PE[6] */
#define PE_CTS 0x80 /* Use CTS as PE[7] */
/*
* Port F
*/
#define PFDIR_ADDR 0xfffff428 /* Port F direction reg */
#define PFDATA_ADDR 0xfffff429 /* Port F data register */
#define PFPUEN_ADDR 0xfffff42a /* Port F Pull-Up enable reg */
#define PFSEL_ADDR 0xfffff42b /* Port F Select Register */
#define PFDIR BYTE_REF(PFDIR_ADDR)
#define PFDATA BYTE_REF(PFDATA_ADDR)
#define PFPUEN BYTE_REF(PFPUEN_ADDR)
#define PFSEL BYTE_REF(PFSEL_ADDR)
#define PF(x) (1 << (x))
#define PF_LCONTRAST 0x01 /* Use LCONTRAST as PF[0] */
#define PF_IRQ5 0x02 /* Use IRQ5 as PF[1] */
#define PF_CLKO 0x04 /* Use CLKO as PF[2] */
#define PF_A20 0x08 /* Use A20 as PF[3] */
#define PF_A21 0x10 /* Use A21 as PF[4] */
#define PF_A22 0x20 /* Use A22 as PF[5] */
#define PF_A23 0x40 /* Use A23 as PF[6] */
#define PF_CSA1 0x80 /* Use CSA1 as PF[7] */
/*
* Port G
*/
#define PGDIR_ADDR 0xfffff430 /* Port G direction reg */
#define PGDATA_ADDR 0xfffff431 /* Port G data register */
#define PGPUEN_ADDR 0xfffff432 /* Port G Pull-Up enable reg */
#define PGSEL_ADDR 0xfffff433 /* Port G Select Register */
#define PGDIR BYTE_REF(PGDIR_ADDR)
#define PGDATA BYTE_REF(PGDATA_ADDR)
#define PGPUEN BYTE_REF(PGPUEN_ADDR)
#define PGSEL BYTE_REF(PGSEL_ADDR)
#define PG(x) (1 << (x))
#define PG_BUSW_DTACK 0x01 /* Use BUSW/DTACK as PG[0] */
#define PG_A0 0x02 /* Use A0 as PG[1] */
#define PG_EMUIRQ 0x04 /* Use EMUIRQ as PG[2] */
#define PG_HIZ_P_D 0x08 /* Use HIZ/P/D as PG[3] */
#define PG_EMUCS 0x10 /* Use EMUCS as PG[4] */
#define PG_EMUBRK 0x20 /* Use EMUBRK as PG[5] */
/**********
*
* 0xFFFFF5xx -- Pulse-Width Modulator (PWM)
*
**********/
/*
* PWM Control Register
*/
#define PWMC_ADDR 0xfffff500
#define PWMC WORD_REF(PWMC_ADDR)
#define PWMC_CLKSEL_MASK 0x0003 /* Clock Selection */
#define PWMC_CLKSEL_SHIFT 0
#define PWMC_REPEAT_MASK 0x000c /* Sample Repeats */
#define PWMC_REPEAT_SHIFT 2
#define PWMC_EN 0x0010 /* Enable PWM */
#define PMNC_FIFOAV 0x0020 /* FIFO Available */
#define PWMC_IRQEN 0x0040 /* Interrupt Request Enable */
#define PWMC_IRQ 0x0080 /* Interrupt Request (FIFO empty) */
#define PWMC_PRESCALER_MASK 0x7f00 /* Incoming Clock prescaler */
#define PWMC_PRESCALER_SHIFT 8
#define PWMC_CLKSRC 0x8000 /* Clock Source Select */
/* '328-compatible definitions */
#define PWMC_PWMEN PWMC_EN
/*
* PWM Sample Register
*/
#define PWMS_ADDR 0xfffff502
#define PWMS WORD_REF(PWMS_ADDR)
/*
* PWM Period Register
*/
#define PWMP_ADDR 0xfffff504
#define PWMP BYTE_REF(PWMP_ADDR)
/*
* PWM Counter Register
*/
#define PWMCNT_ADDR 0xfffff505
#define PWMCNT BYTE_REF(PWMCNT_ADDR)
/**********
*
* 0xFFFFF6xx -- General-Purpose Timer
*
**********/
/*
* Timer Control register
*/
#define TCTL_ADDR 0xfffff600
#define TCTL WORD_REF(TCTL_ADDR)
#define TCTL_TEN 0x0001 /* Timer Enable */
#define TCTL_CLKSOURCE_MASK 0x000e /* Clock Source: */
#define TCTL_CLKSOURCE_STOP 0x0000 /* Stop count (disabled) */
#define TCTL_CLKSOURCE_SYSCLK 0x0002 /* SYSCLK to prescaler */
#define TCTL_CLKSOURCE_SYSCLK_16 0x0004 /* SYSCLK/16 to prescaler */
#define TCTL_CLKSOURCE_TIN 0x0006 /* TIN to prescaler */
#define TCTL_CLKSOURCE_32KHZ 0x0008 /* 32kHz clock to prescaler */
#define TCTL_IRQEN 0x0010 /* IRQ Enable */
#define TCTL_OM 0x0020 /* Output Mode */
#define TCTL_CAP_MASK 0x00c0 /* Capture Edge: */
#define TCTL_CAP_RE 0x0040 /* Capture on rizing edge */
#define TCTL_CAP_FE 0x0080 /* Capture on falling edge */
#define TCTL_FRR 0x0010 /* Free-Run Mode */
/* '328-compatible definitions */
#define TCTL1_ADDR TCTL_ADDR
#define TCTL1 TCTL
/*
* Timer Prescaler Register
*/
#define TPRER_ADDR 0xfffff602
#define TPRER WORD_REF(TPRER_ADDR)
/* '328-compatible definitions */
#define TPRER1_ADDR TPRER_ADDR
#define TPRER1 TPRER
/*
* Timer Compare Register
*/
#define TCMP_ADDR 0xfffff604
#define TCMP WORD_REF(TCMP_ADDR)
/* '328-compatible definitions */
#define TCMP1_ADDR TCMP_ADDR
#define TCMP1 TCMP
/*
* Timer Capture register
*/
#define TCR_ADDR 0xfffff606
#define TCR WORD_REF(TCR_ADDR)
/* '328-compatible definitions */
#define TCR1_ADDR TCR_ADDR
#define TCR1 TCR
/*
* Timer Counter Register
*/
#define TCN_ADDR 0xfffff608
#define TCN WORD_REF(TCN_ADDR)
/* '328-compatible definitions */
#define TCN1_ADDR TCN_ADDR
#define TCN1 TCN
/*
* Timer Status Register
*/
#define TSTAT_ADDR 0xfffff60a
#define TSTAT WORD_REF(TSTAT_ADDR)
#define TSTAT_COMP 0x0001 /* Compare Event occurred */
#define TSTAT_CAPT 0x0001 /* Capture Event occurred */
/* '328-compatible definitions */
#define TSTAT1_ADDR TSTAT_ADDR
#define TSTAT1 TSTAT
/**********
*
* 0xFFFFF8xx -- Serial Periferial Interface Master (SPIM)
*
**********/
/*
* SPIM Data Register
*/
#define SPIMDATA_ADDR 0xfffff800
#define SPIMDATA WORD_REF(SPIMDATA_ADDR)
/*
* SPIM Control/Status Register
*/
#define SPIMCONT_ADDR 0xfffff802
#define SPIMCONT WORD_REF(SPIMCONT_ADDR)
#define SPIMCONT_BIT_COUNT_MASK 0x000f /* Transfer Length in Bytes */
#define SPIMCONT_BIT_COUNT_SHIFT 0
#define SPIMCONT_POL 0x0010 /* SPMCLK Signel Polarity */
#define SPIMCONT_PHA 0x0020 /* Clock/Data phase relationship */
#define SPIMCONT_IRQEN 0x0040 /* IRQ Enable */
#define SPIMCONT_IRQ 0x0080 /* Interrupt Request */
#define SPIMCONT_XCH 0x0100 /* Exchange */
#define SPIMCONT_ENABLE 0x0200 /* Enable SPIM */
#define SPIMCONT_DATA_RATE_MASK 0xe000 /* SPIM Data Rate */
#define SPIMCONT_DATA_RATE_SHIFT 13
/* '328-compatible definitions */
#define SPIMCONT_SPIMIRQ SPIMCONT_IRQ
#define SPIMCONT_SPIMEN SPIMCONT_ENABLE
/**********
*
* 0xFFFFF9xx -- UART
*
**********/
/*
* UART Status/Control Register
*/
#define USTCNT_ADDR 0xfffff900
#define USTCNT WORD_REF(USTCNT_ADDR)
#define USTCNT_TXAE 0x0001 /* Transmitter Available Interrupt Enable */
#define USTCNT_TXHE 0x0002 /* Transmitter Half Empty Enable */
#define USTCNT_TXEE 0x0004 /* Transmitter Empty Interrupt Enable */
#define USTCNT_RXRE 0x0008 /* Receiver Ready Interrupt Enable */
#define USTCNT_RXHE 0x0010 /* Receiver Half-Full Interrupt Enable */
#define USTCNT_RXFE 0x0020 /* Receiver Full Interrupt Enable */
#define USTCNT_CTSD 0x0040 /* CTS Delta Interrupt Enable */
#define USTCNT_ODEN 0x0080 /* Old Data Interrupt Enable */
#define USTCNT_8_7 0x0100 /* Eight or seven-bit transmission */
#define USTCNT_STOP 0x0200 /* Stop bit transmission */
#define USTCNT_ODD 0x0400 /* Odd Parity */
#define USTCNT_PEN 0x0800 /* Parity Enable */
#define USTCNT_CLKM 0x1000 /* Clock Mode Select */
#define USTCNT_TXEN 0x2000 /* Transmitter Enable */
#define USTCNT_RXEN 0x4000 /* Receiver Enable */
#define USTCNT_UEN 0x8000 /* UART Enable */
/* '328-compatible definitions */
#define USTCNT_TXAVAILEN USTCNT_TXAE
#define USTCNT_TXHALFEN USTCNT_TXHE
#define USTCNT_TXEMPTYEN USTCNT_TXEE
#define USTCNT_RXREADYEN USTCNT_RXRE
#define USTCNT_RXHALFEN USTCNT_RXHE
#define USTCNT_RXFULLEN USTCNT_RXFE
#define USTCNT_CTSDELTAEN USTCNT_CTSD
#define USTCNT_ODD_EVEN USTCNT_ODD
#define USTCNT_PARITYEN USTCNT_PEN
#define USTCNT_CLKMODE USTCNT_CLKM
#define USTCNT_UARTEN USTCNT_UEN
/*
* UART Baud Control Register
*/
#define UBAUD_ADDR 0xfffff902
#define UBAUD WORD_REF(UBAUD_ADDR)
#define UBAUD_PRESCALER_MASK 0x003f /* Actual divisor is 65 - PRESCALER */
#define UBAUD_PRESCALER_SHIFT 0
#define UBAUD_DIVIDE_MASK 0x0700 /* Baud Rate freq. divizor */
#define UBAUD_DIVIDE_SHIFT 8
#define UBAUD_BAUD_SRC 0x0800 /* Baud Rate Source */
#define UBAUD_UCLKDIR 0x2000 /* UCLK Direction */
/*
* UART Receiver Register
*/
#define URX_ADDR 0xfffff904
#define URX WORD_REF(URX_ADDR)
#define URX_RXDATA_ADDR 0xfffff905
#define URX_RXDATA BYTE_REF(URX_RXDATA_ADDR)
#define URX_RXDATA_MASK 0x00ff /* Received data */
#define URX_RXDATA_SHIFT 0
#define URX_PARITY_ERROR 0x0100 /* Parity Error */
#define URX_BREAK 0x0200 /* Break Detected */
#define URX_FRAME_ERROR 0x0400 /* Framing Error */
#define URX_OVRUN 0x0800 /* Serial Overrun */
#define URX_OLD_DATA 0x1000 /* Old data in FIFO */
#define URX_DATA_READY 0x2000 /* Data Ready (FIFO not empty) */
#define URX_FIFO_HALF 0x4000 /* FIFO is Half-Full */
#define URX_FIFO_FULL 0x8000 /* FIFO is Full */
/*
* UART Transmitter Register
*/
#define UTX_ADDR 0xfffff906
#define UTX WORD_REF(UTX_ADDR)
#define UTX_TXDATA_ADDR 0xfffff907
#define UTX_TXDATA BYTE_REF(UTX_TXDATA_ADDR)
#define UTX_TXDATA_MASK 0x00ff /* Data to be transmitted */
#define UTX_TXDATA_SHIFT 0
#define UTX_CTS_DELTA 0x0100 /* CTS changed */
#define UTX_CTS_STAT 0x0200 /* CTS State */
#define UTX_BUSY 0x0400 /* FIFO is busy, sending a character */
#define UTX_NOCTS 0x0800 /* Ignore CTS */
#define UTX_SEND_BREAK 0x1000 /* Send a BREAK */
#define UTX_TX_AVAIL 0x2000 /* Transmit FIFO has a slot available */
#define UTX_FIFO_HALF 0x4000 /* Transmit FIFO is half empty */
#define UTX_FIFO_EMPTY 0x8000 /* Transmit FIFO is empty */
/* '328-compatible definitions */
#define UTX_CTS_STATUS UTX_CTS_STAT
#define UTX_IGNORE_CTS UTX_NOCTS
/*
* UART Miscellaneous Register
*/
#define UMISC_ADDR 0xfffff908
#define UMISC WORD_REF(UMISC_ADDR)
#define UMISC_TX_POL 0x0004 /* Transmit Polarity */
#define UMISC_RX_POL 0x0008 /* Receive Polarity */
#define UMISC_IRDA_LOOP 0x0010 /* IrDA Loopback Enable */
#define UMISC_IRDA_EN 0x0020 /* Infra-Red Enable */
#define UMISC_RTS 0x0040 /* Set RTS status */
#define UMISC_RTSCONT 0x0080 /* Choose RTS control */
#define UMISC_IR_TEST 0x0400 /* IRDA Test Enable */
#define UMISC_BAUD_RESET 0x0800 /* Reset Baud Rate Generation Counters */
#define UMISC_LOOP 0x1000 /* Serial Loopback Enable */
#define UMISC_FORCE_PERR 0x2000 /* Force Parity Error */
#define UMISC_CLKSRC 0x4000 /* Clock Source */
#define UMISC_BAUD_TEST 0x8000 /* Enable Baud Test Mode */
/*
* UART Non-integer Prescaler Register
*/
#define NIPR_ADDR 0xfffff90a
#define NIPR WORD_REF(NIPR_ADDR)
#define NIPR_STEP_VALUE_MASK 0x00ff /* NI prescaler step value */
#define NIPR_STEP_VALUE_SHIFT 0
#define NIPR_SELECT_MASK 0x0700 /* Tap Selection */
#define NIPR_SELECT_SHIFT 8
#define NIPR_PRE_SEL 0x8000 /* Non-integer prescaler select */
/* generalization of uart control registers to support multiple ports: */
typedef volatile struct {
volatile unsigned short int ustcnt;
volatile unsigned short int ubaud;
union {
volatile unsigned short int w;
struct {
volatile unsigned char status;
volatile unsigned char rxdata;
} b;
} urx;
union {
volatile unsigned short int w;
struct {
volatile unsigned char status;
volatile unsigned char txdata;
} b;
} utx;
volatile unsigned short int umisc;
volatile unsigned short int nipr;
volatile unsigned short int pad1;
volatile unsigned short int pad2;
} __attribute__((packed)) m68328_uart;
/**********
*
* 0xFFFFFAxx -- LCD Controller
*
**********/
/*
* LCD Screen Starting Address Register
*/
#define LSSA_ADDR 0xfffffa00
#define LSSA LONG_REF(LSSA_ADDR)
#define LSSA_SSA_MASK 0x1ffffffe /* Bits 0 and 29-31 are reserved */
/*
* LCD Virtual Page Width Register
*/
#define LVPW_ADDR 0xfffffa05
#define LVPW BYTE_REF(LVPW_ADDR)
/*
* LCD Screen Width Register (not compatible with '328 !!!)
*/
#define LXMAX_ADDR 0xfffffa08
#define LXMAX WORD_REF(LXMAX_ADDR)
#define LXMAX_XM_MASK 0x02f0 /* Bits 0-3 and 10-15 are reserved */
/*
* LCD Screen Height Register
*/
#define LYMAX_ADDR 0xfffffa0a
#define LYMAX WORD_REF(LYMAX_ADDR)
#define LYMAX_YM_MASK 0x01ff /* Bits 9-15 are reserved */
/*
* LCD Cursor X Position Register
*/
#define LCXP_ADDR 0xfffffa18
#define LCXP WORD_REF(LCXP_ADDR)
#define LCXP_CC_MASK 0xc000 /* Cursor Control */
#define LCXP_CC_TRAMSPARENT 0x0000
#define LCXP_CC_BLACK 0x4000
#define LCXP_CC_REVERSED 0x8000
#define LCXP_CC_WHITE 0xc000
#define LCXP_CXP_MASK 0x02ff /* Cursor X position */
/*
* LCD Cursor Y Position Register
*/
#define LCYP_ADDR 0xfffffa1a
#define LCYP WORD_REF(LCYP_ADDR)
#define LCYP_CYP_MASK 0x01ff /* Cursor Y Position */
/*
* LCD Cursor Width and Heigth Register
*/
#define LCWCH_ADDR 0xfffffa1c
#define LCWCH WORD_REF(LCWCH_ADDR)
#define LCWCH_CH_MASK 0x001f /* Cursor Height */
#define LCWCH_CH_SHIFT 0
#define LCWCH_CW_MASK 0x1f00 /* Cursor Width */
#define LCWCH_CW_SHIFT 8
/*
* LCD Blink Control Register
*/
#define LBLKC_ADDR 0xfffffa1f
#define LBLKC BYTE_REF(LBLKC_ADDR)
#define LBLKC_BD_MASK 0x7f /* Blink Divisor */
#define LBLKC_BD_SHIFT 0
#define LBLKC_BKEN 0x80 /* Blink Enabled */
/*
* LCD Panel Interface Configuration Register
*/
#define LPICF_ADDR 0xfffffa20
#define LPICF BYTE_REF(LPICF_ADDR)
#define LPICF_GS_MASK 0x03 /* Gray-Scale Mode */
#define LPICF_GS_BW 0x00
#define LPICF_GS_GRAY_4 0x01
#define LPICF_GS_GRAY_16 0x02
#define LPICF_PBSIZ_MASK 0x0c /* Panel Bus Width */
#define LPICF_PBSIZ_1 0x00
#define LPICF_PBSIZ_2 0x04
#define LPICF_PBSIZ_4 0x08
/*
* LCD Polarity Configuration Register
*/
#define LPOLCF_ADDR 0xfffffa21
#define LPOLCF BYTE_REF(LPOLCF_ADDR)
#define LPOLCF_PIXPOL 0x01 /* Pixel Polarity */
#define LPOLCF_LPPOL 0x02 /* Line Pulse Polarity */
#define LPOLCF_FLMPOL 0x04 /* Frame Marker Polarity */
#define LPOLCF_LCKPOL 0x08 /* LCD Shift Lock Polarity */
/*
* LACD (LCD Alternate Crystal Direction) Rate Control Register
*/
#define LACDRC_ADDR 0xfffffa23
#define LACDRC BYTE_REF(LACDRC_ADDR)
#define LACDRC_ACDSLT 0x80 /* Signal Source Select */
#define LACDRC_ACD_MASK 0x0f /* Alternate Crystal Direction Control */
#define LACDRC_ACD_SHIFT 0
/*
* LCD Pixel Clock Divider Register
*/
#define LPXCD_ADDR 0xfffffa25
#define LPXCD BYTE_REF(LPXCD_ADDR)
#define LPXCD_PCD_MASK 0x3f /* Pixel Clock Divider */
#define LPXCD_PCD_SHIFT 0
/*
* LCD Clocking Control Register
*/
#define LCKCON_ADDR 0xfffffa27
#define LCKCON BYTE_REF(LCKCON_ADDR)
#define LCKCON_DWS_MASK 0x0f /* Display Wait-State */
#define LCKCON_DWS_SHIFT 0
#define LCKCON_DWIDTH 0x40 /* Display Memory Width */
#define LCKCON_LCDON 0x80 /* Enable LCD Controller */
/* '328-compatible definitions */
#define LCKCON_DW_MASK LCKCON_DWS_MASK
#define LCKCON_DW_SHIFT LCKCON_DWS_SHIFT
/*
* LCD Refresh Rate Adjustment Register
*/
#define LRRA_ADDR 0xfffffa29
#define LRRA BYTE_REF(LRRA_ADDR)
/*
* LCD Panning Offset Register
*/
#define LPOSR_ADDR 0xfffffa2d
#define LPOSR BYTE_REF(LPOSR_ADDR)
#define LPOSR_POS_MASK 0x0f /* Pixel Offset Code */
#define LPOSR_POS_SHIFT 0
/*
* LCD Frame Rate Control Modulation Register
*/
#define LFRCM_ADDR 0xfffffa31
#define LFRCM BYTE_REF(LFRCM_ADDR)
#define LFRCM_YMOD_MASK 0x0f /* Vertical Modulation */
#define LFRCM_YMOD_SHIFT 0
#define LFRCM_XMOD_MASK 0xf0 /* Horizontal Modulation */
#define LFRCM_XMOD_SHIFT 4
/*
* LCD Gray Palette Mapping Register
*/
#define LGPMR_ADDR 0xfffffa33
#define LGPMR BYTE_REF(LGPMR_ADDR)
#define LGPMR_G1_MASK 0x0f
#define LGPMR_G1_SHIFT 0
#define LGPMR_G2_MASK 0xf0
#define LGPMR_G2_SHIFT 4
/*
* PWM Contrast Control Register
*/
#define PWMR_ADDR 0xfffffa36
#define PWMR WORD_REF(PWMR_ADDR)
#define PWMR_PW_MASK 0x00ff /* Pulse Width */
#define PWMR_PW_SHIFT 0
#define PWMR_CCPEN 0x0100 /* Contrast Control Enable */
#define PWMR_SRC_MASK 0x0600 /* Input Clock Source */
#define PWMR_SRC_LINE 0x0000 /* Line Pulse */
#define PWMR_SRC_PIXEL 0x0200 /* Pixel Clock */
#define PWMR_SRC_LCD 0x4000 /* LCD clock */
/**********
*
* 0xFFFFFBxx -- Real-Time Clock (RTC)
*
**********/
/*
* RTC Hours Minutes and Seconds Register
*/
#define RTCTIME_ADDR 0xfffffb00
#define RTCTIME LONG_REF(RTCTIME_ADDR)
#define RTCTIME_SECONDS_MASK 0x0000003f /* Seconds */
#define RTCTIME_SECONDS_SHIFT 0
#define RTCTIME_MINUTES_MASK 0x003f0000 /* Minutes */
#define RTCTIME_MINUTES_SHIFT 16
#define RTCTIME_HOURS_MASK 0x1f000000 /* Hours */
#define RTCTIME_HOURS_SHIFT 24
/*
* RTC Alarm Register
*/
#define RTCALRM_ADDR 0xfffffb04
#define RTCALRM LONG_REF(RTCALRM_ADDR)
#define RTCALRM_SECONDS_MASK 0x0000003f /* Seconds */
#define RTCALRM_SECONDS_SHIFT 0
#define RTCALRM_MINUTES_MASK 0x003f0000 /* Minutes */
#define RTCALRM_MINUTES_SHIFT 16
#define RTCALRM_HOURS_MASK 0x1f000000 /* Hours */
#define RTCALRM_HOURS_SHIFT 24
/*
* Watchdog Timer Register
*/
#define WATCHDOG_ADDR 0xfffffb0a
#define WATCHDOG WORD_REF(WATCHDOG_ADDR)
#define WATCHDOG_EN 0x0001 /* Watchdog Enabled */
#define WATCHDOG_ISEL 0x0002 /* Select the watchdog interrupt */
#define WATCHDOG_INTF 0x0080 /* Watchdog interrupt occurred */
#define WATCHDOG_CNT_MASK 0x0300 /* Watchdog Counter */
#define WATCHDOG_CNT_SHIFT 8
/*
* RTC Control Register
*/
#define RTCCTL_ADDR 0xfffffb0c
#define RTCCTL WORD_REF(RTCCTL_ADDR)
#define RTCCTL_XTL 0x0020 /* Crystal Selection */
#define RTCCTL_EN 0x0080 /* RTC Enable */
/* '328-compatible definitions */
#define RTCCTL_384 RTCCTL_XTL
#define RTCCTL_ENABLE RTCCTL_EN
/*
* RTC Interrupt Status Register
*/
#define RTCISR_ADDR 0xfffffb0e
#define RTCISR WORD_REF(RTCISR_ADDR)
#define RTCISR_SW 0x0001 /* Stopwatch timed out */
#define RTCISR_MIN 0x0002 /* 1-minute interrupt has occurred */
#define RTCISR_ALM 0x0004 /* Alarm interrupt has occurred */
#define RTCISR_DAY 0x0008 /* 24-hour rollover interrupt has occurred */
#define RTCISR_1HZ 0x0010 /* 1Hz interrupt has occurred */
#define RTCISR_HR 0x0020 /* 1-hour interrupt has occurred */
#define RTCISR_SAM0 0x0100 /* 4Hz / 4.6875Hz interrupt has occurred */
#define RTCISR_SAM1 0x0200 /* 8Hz / 9.3750Hz interrupt has occurred */
#define RTCISR_SAM2 0x0400 /* 16Hz / 18.7500Hz interrupt has occurred */
#define RTCISR_SAM3 0x0800 /* 32Hz / 37.5000Hz interrupt has occurred */
#define RTCISR_SAM4 0x1000 /* 64Hz / 75.0000Hz interrupt has occurred */
#define RTCISR_SAM5 0x2000 /* 128Hz / 150.0000Hz interrupt has occurred */
#define RTCISR_SAM6 0x4000 /* 256Hz / 300.0000Hz interrupt has occurred */
#define RTCISR_SAM7 0x8000 /* 512Hz / 600.0000Hz interrupt has occurred */
/*
* RTC Interrupt Enable Register
*/
#define RTCIENR_ADDR 0xfffffb10
#define RTCIENR WORD_REF(RTCIENR_ADDR)
#define RTCIENR_SW 0x0001 /* Stopwatch interrupt enable */
#define RTCIENR_MIN 0x0002 /* 1-minute interrupt enable */
#define RTCIENR_ALM 0x0004 /* Alarm interrupt enable */
#define RTCIENR_DAY 0x0008 /* 24-hour rollover interrupt enable */
#define RTCIENR_1HZ 0x0010 /* 1Hz interrupt enable */
#define RTCIENR_HR 0x0020 /* 1-hour interrupt enable */
#define RTCIENR_SAM0 0x0100 /* 4Hz / 4.6875Hz interrupt enable */
#define RTCIENR_SAM1 0x0200 /* 8Hz / 9.3750Hz interrupt enable */
#define RTCIENR_SAM2 0x0400 /* 16Hz / 18.7500Hz interrupt enable */
#define RTCIENR_SAM3 0x0800 /* 32Hz / 37.5000Hz interrupt enable */
#define RTCIENR_SAM4 0x1000 /* 64Hz / 75.0000Hz interrupt enable */
#define RTCIENR_SAM5 0x2000 /* 128Hz / 150.0000Hz interrupt enable */
#define RTCIENR_SAM6 0x4000 /* 256Hz / 300.0000Hz interrupt enable */
#define RTCIENR_SAM7 0x8000 /* 512Hz / 600.0000Hz interrupt enable */
/*
* Stopwatch Minutes Register
*/
#define STPWCH_ADDR 0xfffffb12
#define STPWCH WORD_REF(STPWCH)
#define STPWCH_CNT_MASK 0x003f /* Stopwatch countdown value */
#define SPTWCH_CNT_SHIFT 0
/*
* RTC Day Count Register
*/
#define DAYR_ADDR 0xfffffb1a
#define DAYR WORD_REF(DAYR_ADDR)
#define DAYR_DAYS_MASK 0x1ff /* Day Setting */
#define DAYR_DAYS_SHIFT 0
/*
* RTC Day Alarm Register
*/
#define DAYALARM_ADDR 0xfffffb1c
#define DAYALARM WORD_REF(DAYALARM_ADDR)
#define DAYALARM_DAYSAL_MASK 0x01ff /* Day Setting of the Alarm */
#define DAYALARM_DAYSAL_SHIFT 0
/**********
*
* 0xFFFFFCxx -- DRAM Controller
*
**********/
/*
* DRAM Memory Configuration Register
*/
#define DRAMMC_ADDR 0xfffffc00
#define DRAMMC WORD_REF(DRAMMC_ADDR)
#define DRAMMC_ROW12_MASK 0xc000 /* Row address bit for MD12 */
#define DRAMMC_ROW12_PA10 0x0000
#define DRAMMC_ROW12_PA21 0x4000
#define DRAMMC_ROW12_PA23 0x8000
#define DRAMMC_ROW0_MASK 0x3000 /* Row address bit for MD0 */
#define DRAMMC_ROW0_PA11 0x0000
#define DRAMMC_ROW0_PA22 0x1000
#define DRAMMC_ROW0_PA23 0x2000
#define DRAMMC_ROW11 0x0800 /* Row address bit for MD11 PA20/PA22 */
#define DRAMMC_ROW10 0x0400 /* Row address bit for MD10 PA19/PA21 */
#define DRAMMC_ROW9 0x0200 /* Row address bit for MD9 PA9/PA19 */
#define DRAMMC_ROW8 0x0100 /* Row address bit for MD8 PA10/PA20 */
#define DRAMMC_COL10 0x0080 /* Col address bit for MD10 PA11/PA0 */
#define DRAMMC_COL9 0x0040 /* Col address bit for MD9 PA10/PA0 */
#define DRAMMC_COL8 0x0020 /* Col address bit for MD8 PA9/PA0 */
#define DRAMMC_REF_MASK 0x001f /* Reresh Cycle */
#define DRAMMC_REF_SHIFT 0
/*
* DRAM Control Register
*/
#define DRAMC_ADDR 0xfffffc02
#define DRAMC WORD_REF(DRAMC_ADDR)
#define DRAMC_DWE 0x0001 /* DRAM Write Enable */
#define DRAMC_RST 0x0002 /* Reset Burst Refresh Enable */
#define DRAMC_LPR 0x0004 /* Low-Power Refresh Enable */
#define DRAMC_SLW 0x0008 /* Slow RAM */
#define DRAMC_LSP 0x0010 /* Light Sleep */
#define DRAMC_MSW 0x0020 /* Slow Multiplexing */
#define DRAMC_WS_MASK 0x00c0 /* Wait-states */
#define DRAMC_WS_SHIFT 6
#define DRAMC_PGSZ_MASK 0x0300 /* Page Size for fast page mode */
#define DRAMC_PGSZ_SHIFT 8
#define DRAMC_PGSZ_256K 0x0000
#define DRAMC_PGSZ_512K 0x0100
#define DRAMC_PGSZ_1024K 0x0200
#define DRAMC_PGSZ_2048K 0x0300
#define DRAMC_EDO 0x0400 /* EDO DRAM */
#define DRAMC_CLK 0x0800 /* Refresh Timer Clock source select */
#define DRAMC_BC_MASK 0x3000 /* Page Access Clock Cycle (FP mode) */
#define DRAMC_BC_SHIFT 12
#define DRAMC_RM 0x4000 /* Refresh Mode */
#define DRAMC_EN 0x8000 /* DRAM Controller enable */
/**********
*
* 0xFFFFFDxx -- In-Circuit Emulation (ICE)
*
**********/
/*
* ICE Module Address Compare Register
*/
#define ICEMACR_ADDR 0xfffffd00
#define ICEMACR LONG_REF(ICEMACR_ADDR)
/*
* ICE Module Address Mask Register
*/
#define ICEMAMR_ADDR 0xfffffd04
#define ICEMAMR LONG_REF(ICEMAMR_ADDR)
/*
* ICE Module Control Compare Register
*/
#define ICEMCCR_ADDR 0xfffffd08
#define ICEMCCR WORD_REF(ICEMCCR_ADDR)
#define ICEMCCR_PD 0x0001 /* Program/Data Cycle Selection */
#define ICEMCCR_RW 0x0002 /* Read/Write Cycle Selection */
/*
* ICE Module Control Mask Register
*/
#define ICEMCMR_ADDR 0xfffffd0a
#define ICEMCMR WORD_REF(ICEMCMR_ADDR)
#define ICEMCMR_PDM 0x0001 /* Program/Data Cycle Mask */
#define ICEMCMR_RWM 0x0002 /* Read/Write Cycle Mask */
/*
* ICE Module Control Register
*/
#define ICEMCR_ADDR 0xfffffd0c
#define ICEMCR WORD_REF(ICEMCR_ADDR)
#define ICEMCR_CEN 0x0001 /* Compare Enable */
#define ICEMCR_PBEN 0x0002 /* Program Break Enable */
#define ICEMCR_SB 0x0004 /* Single Breakpoint */
#define ICEMCR_HMDIS 0x0008 /* HardMap disable */
#define ICEMCR_BBIEN 0x0010 /* Bus Break Interrupt Enable */
/*
* ICE Module Status Register
*/
#define ICEMSR_ADDR 0xfffffd0e
#define ICEMSR WORD_REF(ICEMSR_ADDR)
#define ICEMSR_EMUEN 0x0001 /* Emulation Enable */
#define ICEMSR_BRKIRQ 0x0002 /* A-Line Vector Fetch Detected */
#define ICEMSR_BBIRQ 0x0004 /* Bus Break Interrupt Detected */
#define ICEMSR_EMIRQ 0x0008 /* EMUIRQ Falling Edge Detected */
#endif /* _MC68EZ328_H_ */