upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
2.0 KiB
66 lines
2.0 KiB
/*
|
|
* bfin_mac.h - some defines/structures for the Blackfin on-chip MAC.
|
|
*
|
|
* Copyright (c) 2005-2008 Analog Device, Inc.
|
|
*
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
|
|
#ifndef __BFIN_MAC_H__
|
|
#define __BFIN_MAC_H__
|
|
|
|
#define RECV_BUFSIZE (0x614)
|
|
|
|
typedef struct ADI_DMA_CONFIG_REG {
|
|
u16 b_DMA_EN:1; /* 0 Enabled */
|
|
u16 b_WNR:1; /* 1 Direction */
|
|
u16 b_WDSIZE:2; /* 2:3 Transfer word size */
|
|
u16 b_DMA2D:1; /* 4 DMA mode */
|
|
u16 b_RESTART:1; /* 5 Retain FIFO */
|
|
u16 b_DI_SEL:1; /* 6 Data interrupt timing select */
|
|
u16 b_DI_EN:1; /* 7 Data interrupt enabled */
|
|
u16 b_NDSIZE:4; /* 8:11 Flex descriptor size */
|
|
u16 b_FLOW:3; /* 12:14Flow */
|
|
} ADI_DMA_CONFIG_REG;
|
|
|
|
typedef struct adi_ether_frame_buffer {
|
|
u16 NoBytes; /* the no. of following bytes */
|
|
u8 Dest[6]; /* destination MAC address */
|
|
u8 Srce[6]; /* source MAC address */
|
|
u16 LTfield; /* length/type field */
|
|
u8 Data[0]; /* payload bytes */
|
|
} ADI_ETHER_FRAME_BUFFER;
|
|
/* 16 bytes/struct */
|
|
|
|
typedef struct dma_descriptor {
|
|
struct dma_descriptor *NEXT_DESC_PTR;
|
|
u32 START_ADDR;
|
|
union {
|
|
u16 CONFIG_DATA;
|
|
ADI_DMA_CONFIG_REG CONFIG;
|
|
};
|
|
} DMA_DESCRIPTOR;
|
|
/* 10 bytes/struct in 12 bytes */
|
|
|
|
typedef struct adi_ether_buffer {
|
|
DMA_DESCRIPTOR Dma[2]; /* first for the frame, second for the status */
|
|
ADI_ETHER_FRAME_BUFFER *FrmData;/* pointer to data */
|
|
struct adi_ether_buffer *pNext; /* next buffer */
|
|
struct adi_ether_buffer *pPrev; /* prev buffer */
|
|
u16 IPHdrChksum; /* the IP header checksum */
|
|
u16 IPPayloadChksum; /* the IP header and payload checksum */
|
|
volatile u32 StatusWord; /* the frame status word */
|
|
} ADI_ETHER_BUFFER;
|
|
/* 40 bytes/struct in 44 bytes */
|
|
|
|
static ADI_ETHER_BUFFER *SetupRxBuffer(int no);
|
|
static ADI_ETHER_BUFFER *SetupTxBuffer(int no);
|
|
|
|
static int bfin_EMAC_init(struct eth_device *dev, bd_t *bd);
|
|
static void bfin_EMAC_halt(struct eth_device *dev);
|
|
static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet, int length);
|
|
static int bfin_EMAC_recv(struct eth_device *dev);
|
|
|
|
void bfin_EMAC_setup_addr(uchar *enetaddr);
|
|
|
|
#endif
|
|
|