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openwrt-xburst/target/linux/atheros-2.6/files/drivers/net/ar2313/platform.h
nbd 63b12ffd1b update atheros 2.6 port - add support for the older chip generation
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6265 3c298f89-4303-0410-b956-a3cf2f4a3e73
2007-02-04 21:18:10 +00:00

129 lines
4.3 KiB
C

/********************************************************************************
Title: $Source: platform.h,v $
Author: Dan Steinberg
Copyright Integrated Device Technology 2001
Purpose: AR2313 Register/Bit Definitions
Update:
$Log: platform.h,v $
Notes: See Merlot architecture spec for complete details. Note, all
addresses are virtual addresses in kseg1 (Uncached, Unmapped).
********************************************************************************/
#ifndef PLATFORM_H
#define PLATFORM_H
#define BIT(x) (1 << (x))
#define RESET_BASE 0xBC003020
#define RESET_VALUE 0x00000001
/********************************************************************
* Device controller
********************************************************************/
typedef struct {
volatile unsigned int flash0;
} DEVICE;
#define device (*((volatile DEVICE *) DEV_CTL_BASE))
// DDRC register
#define DEV_WP (1<<26)
/********************************************************************
* DDR controller
********************************************************************/
typedef struct {
volatile unsigned int ddrc0;
volatile unsigned int ddrc1;
volatile unsigned int ddrrefresh;
} DDR;
#define ddr (*((volatile DDR *) DDR_BASE))
// DDRC register
#define DDRC_CS(i) ((i&0x3)<<0)
#define DDRC_WE (1<<2)
/********************************************************************
* Ethernet interfaces
********************************************************************/
#define ETHERNET_BASE 0xB8200000
//
// New Combo structure for Both Eth0 AND eth1
//
typedef struct {
volatile unsigned int mac_control; /* 0x00 */
volatile unsigned int mac_addr[2]; /* 0x04 - 0x08*/
volatile unsigned int mcast_table[2]; /* 0x0c - 0x10 */
volatile unsigned int mii_addr; /* 0x14 */
volatile unsigned int mii_data; /* 0x18 */
volatile unsigned int flow_control; /* 0x1c */
volatile unsigned int vlan_tag; /* 0x20 */
volatile unsigned int pad[7]; /* 0x24 - 0x3c */
volatile unsigned int ucast_table[8]; /* 0x40-0x5c */
} ETHERNET_STRUCT;
/********************************************************************
* Interrupt controller
********************************************************************/
typedef struct {
volatile unsigned int wdog_control; /* 0x08 */
volatile unsigned int wdog_timer; /* 0x0c */
volatile unsigned int misc_status; /* 0x10 */
volatile unsigned int misc_mask; /* 0x14 */
volatile unsigned int global_status; /* 0x18 */
volatile unsigned int reserved; /* 0x1c */
volatile unsigned int reset_control; /* 0x20 */
} INTERRUPT;
#define interrupt (*((volatile INTERRUPT *) INTERRUPT_BASE))
#define INTERRUPT_MISC_TIMER BIT(0)
#define INTERRUPT_MISC_AHBPROC BIT(1)
#define INTERRUPT_MISC_AHBDMA BIT(2)
#define INTERRUPT_MISC_GPIO BIT(3)
#define INTERRUPT_MISC_UART BIT(4)
#define INTERRUPT_MISC_UARTDMA BIT(5)
#define INTERRUPT_MISC_WATCHDOG BIT(6)
#define INTERRUPT_MISC_LOCAL BIT(7)
#define INTERRUPT_GLOBAL_ETH BIT(2)
#define INTERRUPT_GLOBAL_WLAN BIT(3)
#define INTERRUPT_GLOBAL_MISC BIT(4)
#define INTERRUPT_GLOBAL_ITIMER BIT(5)
/********************************************************************
* DMA controller
********************************************************************/
#define DMA_BASE 0xB8201000
typedef struct {
volatile unsigned int bus_mode; /* 0x00 (CSR0) */
volatile unsigned int xmt_poll; /* 0x04 (CSR1) */
volatile unsigned int rcv_poll; /* 0x08 (CSR2) */
volatile unsigned int rcv_base; /* 0x0c (CSR3) */
volatile unsigned int xmt_base; /* 0x10 (CSR4) */
volatile unsigned int status; /* 0x14 (CSR5) */
volatile unsigned int control; /* 0x18 (CSR6) */
volatile unsigned int intr_ena; /* 0x1c (CSR7) */
volatile unsigned int rcv_missed; /* 0x20 (CSR8) */
volatile unsigned int reserved[11]; /* 0x24-0x4c (CSR9-19) */
volatile unsigned int cur_tx_buf_addr; /* 0x50 (CSR20) */
volatile unsigned int cur_rx_buf_addr; /* 0x50 (CSR21) */
} DMA;
#define dma (*((volatile DMA *) DMA_BASE))
// macro to convert from virtual to physical address
#define phys_addr(x) (x & 0x1fffffff)
#endif /* PLATFORM_H */