mirror of
git://git.openwrt.org/openwrt/openwrt.git
synced 2024-12-26 08:32:38 +00:00
uboot: support boards with tantos switch and small code and format cleanups
SVN-Revision: 13308
This commit is contained in:
parent
0f26e35e37
commit
e59c8dd866
@ -27,7 +27,7 @@
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#include <common.h>
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#include <common.h>
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#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI) \
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#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI) \
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&& defined(CONFIG_DANUBE_SWITCH)
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&& defined(CONFIG_DANUBE_SWITCH)
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#include <malloc.h>
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#include <malloc.h>
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#include <net.h>
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#include <net.h>
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@ -41,37 +41,39 @@
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#define TX_CHAN_NO 7
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#define TX_CHAN_NO 7
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#define RX_CHAN_NO 6
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#define RX_CHAN_NO 6
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#define NUM_RX_DESC PKTBUFSRX
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#define NUM_RX_DESC PKTBUFSRX
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#define NUM_TX_DESC 8
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#define NUM_TX_DESC 8
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#define MAX_PACKET_SIZE 1536
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#define MAX_PACKET_SIZE 1536
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#define TOUT_LOOP 100
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#define TOUT_LOOP 100
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#define PHY0_ADDR 1 /*fixme: set the correct value here*/
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#define PHY0_ADDR 1 /*fixme: set the correct value here*/
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#define DMA_WRITE_REG(reg, value) *((volatile u32 *)reg) = (u32)value
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#define DMA_WRITE_REG(reg, value) *((volatile u32 *)reg) = (u32)value
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#define DMA_READ_REG(reg, value) value = (u32)*((volatile u32*)reg)
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#define DMA_READ_REG(reg, value) value = (u32)*((volatile u32*)reg)
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#define SW_WRITE_REG(reg, value) *((volatile u32*)reg) = (u32)value
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#define SW_WRITE_REG(reg, value) *((volatile u32*)reg) = (u32)value
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#define SW_READ_REG(reg, value) value = (u32)*((volatile u32*)reg)
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#define SW_READ_REG(reg, value) value = (u32)*((volatile u32*)reg)
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#define TANTOS_CHIP_ID 0x2599
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typedef struct
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typedef struct
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{
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{
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union
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union
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{
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{
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struct
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struct
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{
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{
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volatile u32 OWN :1;
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volatile u32 OWN :1;
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volatile u32 C :1;
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volatile u32 C :1;
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volatile u32 Sop :1;
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volatile u32 Sop :1;
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volatile u32 Eop :1;
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volatile u32 Eop :1;
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volatile u32 reserved :3;
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volatile u32 reserved :3;
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volatile u32 Byteoffset :2;
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volatile u32 Byteoffset :2;
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volatile u32 reserve :7;
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volatile u32 reserve :7;
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volatile u32 DataLen :16;
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volatile u32 DataLen :16;
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}field;
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}field;
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volatile u32 word;
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volatile u32 word;
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}status;
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}status;
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volatile u32 DataPtr;
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volatile u32 DataPtr;
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} danube_rx_descriptor_t;
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} danube_rx_descriptor_t;
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@ -81,18 +83,18 @@ typedef struct
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{
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{
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struct
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struct
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{
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{
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volatile u32 OWN :1;
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volatile u32 OWN :1;
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volatile u32 C :1;
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volatile u32 C :1;
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volatile u32 Sop :1;
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volatile u32 Sop :1;
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volatile u32 Eop :1;
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volatile u32 Eop :1;
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volatile u32 Byteoffset :5;
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volatile u32 Byteoffset :5;
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volatile u32 reserved :7;
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volatile u32 reserved :7;
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volatile u32 DataLen :16;
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volatile u32 DataLen :16;
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}field;
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}field;
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volatile u32 word;
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volatile u32 word;
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}status;
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}status;
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volatile u32 DataPtr;
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volatile u32 DataPtr;
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} danube_tx_descriptor_t;
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} danube_tx_descriptor_t;
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@ -115,7 +117,8 @@ static void danube_dma_init(void);
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int danube_switch_initialize(bd_t * bis)
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int danube_switch_initialize(bd_t * bis)
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{
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{
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struct eth_device *dev;
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struct eth_device *dev;
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unsigned short chipid;
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#if 0
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#if 0
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printf("Entered danube_switch_initialize()\n");
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printf("Entered danube_switch_initialize()\n");
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#endif
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#endif
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@ -129,21 +132,21 @@ int danube_switch_initialize(bd_t * bis)
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danube_dma_init();
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danube_dma_init();
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danube_init_switch_chip(REV_MII_MODE);
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danube_init_switch_chip(REV_MII_MODE);
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#ifdef CLK_OUT2_25MHZ
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#ifdef CLK_OUT2_25MHZ
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*DANUBE_GPIO_P0_DIR=0x0000ae78;
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*DANUBE_GPIO_P0_DIR=0x0000ae78;
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*DANUBE_GPIO_P0_ALTSEL0=0x00008078;
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*DANUBE_GPIO_P0_ALTSEL0=0x00008078;
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//joelin for Mii-1 *DANUBE_GPIO_P0_ALTSEL1=0x80000080;
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//joelin for Mii-1 *DANUBE_GPIO_P0_ALTSEL1=0x80000080;
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*DANUBE_GPIO_P0_ALTSEL1=0x80000000; //joelin for Mii-1
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*DANUBE_GPIO_P0_ALTSEL1=0x80000000; //joelin for Mii-1
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*DANUBE_CGU_IFCCR=0x00400010;
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*DANUBE_CGU_IFCCR=0x00400010;
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*DANUBE_GPIO_P0_OD=0x0000ae78;
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*DANUBE_GPIO_P0_OD=0x0000ae78;
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#endif
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#endif
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/*patch for 6996*/
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/*patch for 6996*/
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*DANUBE_RCU_RST_REQ |=1;
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*DANUBE_RCU_RST_REQ |=1;
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mdelay(200);
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mdelay(200);
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*DANUBE_RCU_RST_REQ &=(unsigned long)~1;
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*DANUBE_RCU_RST_REQ &=(unsigned long)~1;
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mdelay(1);
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mdelay(1);
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/*while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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/*while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80123602;
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80123602;
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@ -160,29 +163,76 @@ int danube_switch_initialize(bd_t * bis)
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eth_register(dev);
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eth_register(dev);
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#if 0
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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printf("Leaving danube_switch_initialize()\n");
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*DANUBE_PPE_ETOP_MDIO_ACC =0xc1010000;
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#endif
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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chipid = (unsigned short)(*DANUBE_PPE_ETOP_MDIO_ACC & 0xffff);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
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while((*DANUBE_PPE_ETOP_MDIO_ACC)&0x80000000);
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if (chipid != TANTOS_CHIP_ID) // not tantos switch.
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8003840F;
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{
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8005840F;
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
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//while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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while((*DANUBE_PPE_ETOP_MDIO_ACC)&0x80000000);
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//*DANUBE_PPE_ETOP_MDIO_ACC =0x8006840F;
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8003840F;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8007840F;
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8005840F;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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//while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8008840F;
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//*DANUBE_PPE_ETOP_MDIO_ACC =0x8006840F;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8007840F;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80123602;
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8008840F;
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#ifdef CLK_OUT2_25MHZ
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80334000;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80123602;
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#ifdef CLK_OUT2_25MHZ
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80334000;
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#endif
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#endif
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}
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else // Tantos switch chip
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{
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//printf("Tantos Switch detected!!\n\r");
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80a10004;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80c10004;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x80f50773;
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/* Software workaround. */
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/* PHY reset from P0 to P4. */
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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mdelay(1);
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*DANUBE_PPE_ETOP_MDIO_ACC =0x81218000;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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mdelay(1);
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/* P0 */
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*DANUBE_PPE_ETOP_MDIO_ACC =0x81200400;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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mdelay(1);
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/* P1 */
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*DANUBE_PPE_ETOP_MDIO_ACC =0x81200420;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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mdelay(1);
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/* P2 */
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*DANUBE_PPE_ETOP_MDIO_ACC =0x81200440;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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mdelay(1);
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/* P3 */
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*DANUBE_PPE_ETOP_MDIO_ACC =0x81200460;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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mdelay(1);
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/* p4 */
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*DANUBE_PPE_ETOP_MDIO_ACC =0x81200480;
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while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
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mdelay(1);
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}
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return 1;
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return 1;
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}
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}
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@ -193,34 +243,33 @@ int danube_switch_init(struct eth_device *dev, bd_t * bis)
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tx_num=0;
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tx_num=0;
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rx_num=0;
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rx_num=0;
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/* Reset DMA
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/* Reset DMA */
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*/
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// serial_puts("i \n\0");
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// serial_puts("i \n\0");
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*DANUBE_DMA_CS=RX_CHAN_NO;
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*DANUBE_DMA_CS=RX_CHAN_NO;
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*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
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*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
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*DANUBE_DMA_CPOLL= 0x80000040;
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*DANUBE_DMA_CPOLL= 0x80000040;
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/*set descriptor base*/
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/*set descriptor base*/
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*DANUBE_DMA_CDBA=(u32)rx_des_ring;
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*DANUBE_DMA_CDBA=(u32)rx_des_ring;
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*DANUBE_DMA_CDLEN=NUM_RX_DESC;
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*DANUBE_DMA_CDLEN=NUM_RX_DESC;
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*DANUBE_DMA_CIE = 0;
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*DANUBE_DMA_CIE = 0;
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*DANUBE_DMA_CCTRL=0x30000;
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*DANUBE_DMA_CCTRL=0x30000;
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*DANUBE_DMA_CS=TX_CHAN_NO;
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*DANUBE_DMA_CS=TX_CHAN_NO;
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*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
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*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
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*DANUBE_DMA_CPOLL= 0x80000040;
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*DANUBE_DMA_CPOLL= 0x80000040;
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*DANUBE_DMA_CDBA=(u32)tx_des_ring;
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*DANUBE_DMA_CDBA=(u32)tx_des_ring;
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*DANUBE_DMA_CDLEN=NUM_TX_DESC;
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*DANUBE_DMA_CDLEN=NUM_TX_DESC;
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*DANUBE_DMA_CIE = 0;
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*DANUBE_DMA_CIE = 0;
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*DANUBE_DMA_CCTRL=0x30100;
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*DANUBE_DMA_CCTRL=0x30100;
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for(i=0;i < NUM_RX_DESC; i++)
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for(i=0;i < NUM_RX_DESC; i++)
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{
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{
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danube_rx_descriptor_t * rx_desc = KSEG1ADDR(&rx_des_ring[i]);
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danube_rx_descriptor_t * rx_desc = KSEG1ADDR(&rx_des_ring[i]);
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rx_desc->status.word=0;
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rx_desc->status.word=0;
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rx_desc->status.field.OWN=1;
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rx_desc->status.field.OWN=1;
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rx_desc->status.field.DataLen=PKTSIZE_ALIGN; /* 1536 */
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rx_desc->status.field.DataLen=PKTSIZE_ALIGN; /* 1536 */
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rx_desc->DataPtr=(u32)KSEG1ADDR(NetRxPackets[i]);
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rx_desc->DataPtr=(u32)KSEG1ADDR(NetRxPackets[i]);
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}
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}
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@ -230,20 +279,20 @@ int danube_switch_init(struct eth_device *dev, bd_t * bis)
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memset(tx_desc, 0, sizeof(tx_des_ring[0]));
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memset(tx_desc, 0, sizeof(tx_des_ring[0]));
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}
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}
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/* turn on DMA rx & tx channel
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/* turn on DMA rx & tx channel
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*/
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*/
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*DANUBE_DMA_CS=RX_CHAN_NO;
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*DANUBE_DMA_CS=RX_CHAN_NO;
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*DANUBE_DMA_CCTRL|=1;/*reset and turn on the channel*/
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*DANUBE_DMA_CCTRL|=1;/*reset and turn on the channel*/
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return 0;
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return 0;
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}
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}
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void danube_switch_halt(struct eth_device *dev)
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void danube_switch_halt(struct eth_device *dev)
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{
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{
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int i;
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int i;
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for(i=0;i<8;i++)
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for(i=0;i<8;i++)
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{
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{
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*DANUBE_DMA_CS=i;
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*DANUBE_DMA_CS=i;
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*DANUBE_DMA_CCTRL&=~1;/*stop the dma channel*/
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*DANUBE_DMA_CCTRL&=~1;/*stop the dma channel*/
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}
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}
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// udelay(1000000);
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// udelay(1000000);
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}
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}
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@ -251,17 +300,17 @@ void danube_switch_halt(struct eth_device *dev)
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int danube_switch_send(struct eth_device *dev, volatile void *packet,int length)
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int danube_switch_send(struct eth_device *dev, volatile void *packet,int length)
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{
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{
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int i;
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int i;
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int res = -1;
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int res = -1;
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danube_tx_descriptor_t * tx_desc= KSEG1ADDR(&tx_des_ring[tx_num]);
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danube_tx_descriptor_t * tx_desc= KSEG1ADDR(&tx_des_ring[tx_num]);
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if (length <= 0)
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if (length <= 0)
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{
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{
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printf ("%s: bad packet size: %d\n", dev->name, length);
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printf ("%s: bad packet size: %d\n", dev->name, length);
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goto Done;
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goto Done;
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}
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}
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for(i=0; tx_desc->status.field.OWN==1; i++)
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for(i=0; tx_desc->status.field.OWN==1; i++)
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{
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{
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if(i>=TOUT_LOOP)
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if(i>=TOUT_LOOP)
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@ -280,44 +329,40 @@ int danube_switch_send(struct eth_device *dev, volatile void *packet,int length)
|
|||||||
if(length<60)
|
if(length<60)
|
||||||
tx_desc->status.field.DataLen = 60;
|
tx_desc->status.field.DataLen = 60;
|
||||||
else
|
else
|
||||||
tx_desc->status.field.DataLen = (u32)length;
|
tx_desc->status.field.DataLen = (u32)length;
|
||||||
|
|
||||||
asm("SYNC");
|
asm("SYNC");
|
||||||
tx_desc->status.field.OWN=1;
|
tx_desc->status.field.OWN=1;
|
||||||
|
|
||||||
res=length;
|
res=length;
|
||||||
tx_num++;
|
tx_num++;
|
||||||
if(tx_num==NUM_TX_DESC) tx_num=0;
|
if(tx_num==NUM_TX_DESC) tx_num=0;
|
||||||
*DANUBE_DMA_CS=TX_CHAN_NO;
|
*DANUBE_DMA_CS=TX_CHAN_NO;
|
||||||
|
|
||||||
if(!(*DANUBE_DMA_CCTRL & 1))
|
if(!(*DANUBE_DMA_CCTRL & 1))
|
||||||
*DANUBE_DMA_CCTRL|=1;
|
*DANUBE_DMA_CCTRL|=1;
|
||||||
|
|
||||||
Done:
|
Done:
|
||||||
return res;
|
return res;
|
||||||
}
|
}
|
||||||
|
|
||||||
int danube_switch_recv(struct eth_device *dev)
|
int danube_switch_recv(struct eth_device *dev)
|
||||||
{
|
{
|
||||||
|
int length = 0;
|
||||||
int length = 0;
|
|
||||||
|
|
||||||
danube_rx_descriptor_t * rx_desc;
|
danube_rx_descriptor_t * rx_desc;
|
||||||
int anchor_num=0;
|
|
||||||
int i;
|
|
||||||
for (;;)
|
for (;;)
|
||||||
{
|
{
|
||||||
rx_desc = KSEG1ADDR(&rx_des_ring[rx_num]);
|
rx_desc = KSEG1ADDR(&rx_des_ring[rx_num]);
|
||||||
|
|
||||||
if ((rx_desc->status.field.C == 0) || (rx_desc->status.field.OWN == 1))
|
if ((rx_desc->status.field.C == 0) || (rx_desc->status.field.OWN == 1))
|
||||||
{
|
{
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
length = rx_desc->status.field.DataLen;
|
length = rx_desc->status.field.DataLen;
|
||||||
if (length)
|
if (length)
|
||||||
{
|
{
|
||||||
NetReceive((void*)KSEG1ADDR(NetRxPackets[rx_num]), length - 4);
|
NetReceive((void*)KSEG1ADDR(NetRxPackets[rx_num]), length - 4);
|
||||||
// serial_putc('*');
|
// serial_putc('*');
|
||||||
}
|
}
|
||||||
@ -342,10 +387,8 @@ int danube_switch_recv(struct eth_device *dev)
|
|||||||
|
|
||||||
static void danube_init_switch_chip(int mode)
|
static void danube_init_switch_chip(int mode)
|
||||||
{
|
{
|
||||||
int i;
|
/*get and set mac address for MAC*/
|
||||||
/*get and set mac address for MAC*/
|
char *tmp;
|
||||||
static unsigned char addr[6];
|
|
||||||
char *tmp,*end;
|
|
||||||
tmp = getenv ("ethaddr");
|
tmp = getenv ("ethaddr");
|
||||||
if (NULL == tmp) {
|
if (NULL == tmp) {
|
||||||
printf("Can't get environment ethaddr!!!\n");
|
printf("Can't get environment ethaddr!!!\n");
|
||||||
@ -353,58 +396,55 @@ static void danube_init_switch_chip(int mode)
|
|||||||
} else {
|
} else {
|
||||||
printf("ethaddr=%s\n", tmp);
|
printf("ethaddr=%s\n", tmp);
|
||||||
}
|
}
|
||||||
*DANUBE_PMU_PWDCR = *DANUBE_PMU_PWDCR & 0xFFFFEFDF;
|
*DANUBE_PMU_PWDCR = *DANUBE_PMU_PWDCR & 0xFFFFEFDF;
|
||||||
*DANUBE_PPE32_ETOP_MDIO_CFG &= ~0x6;
|
*DANUBE_PPE32_ETOP_MDIO_CFG &= ~0x6;
|
||||||
*DANUBE_PPE32_ENET_MAC_CFG = 0x187;
|
*DANUBE_PPE32_ENET_MAC_CFG = 0x187;
|
||||||
|
|
||||||
// turn on port0, set to rmii and turn off port1.
|
// turn on port0, set to rmii and turn off port1.
|
||||||
if(mode==REV_MII_MODE)
|
if (mode==REV_MII_MODE)
|
||||||
{
|
{
|
||||||
*DANUBE_PPE32_ETOP_CFG = (*DANUBE_PPE32_ETOP_CFG & 0xfffffffc) | 0x0000000a;
|
*DANUBE_PPE32_ETOP_CFG = (*DANUBE_PPE32_ETOP_CFG & 0xfffffffc) | 0x0000000a;
|
||||||
}
|
}
|
||||||
else if (mode == MII_MODE)
|
else if (mode == MII_MODE)
|
||||||
{
|
{
|
||||||
*DANUBE_PPE32_ETOP_CFG = (*DANUBE_PPE32_ETOP_CFG & 0xfffffffc) | 0x00000008;
|
*DANUBE_PPE32_ETOP_CFG = (*DANUBE_PPE32_ETOP_CFG & 0xfffffffc) | 0x00000008;
|
||||||
}
|
}
|
||||||
|
|
||||||
*DANUBE_PPE32_ETOP_IG_PLEN_CTRL = 0x4005ee; // set packetlen.
|
*DANUBE_PPE32_ETOP_IG_PLEN_CTRL = 0x4005ee; // set packetlen.
|
||||||
*ENET_MAC_CFG|=1<<11;/*enable the crc*/
|
*ENET_MAC_CFG |= 1<<11; /*enable the crc*/
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
static void danube_dma_init(void)
|
static void danube_dma_init(void)
|
||||||
{
|
{
|
||||||
int i;
|
|
||||||
// serial_puts("d \n\0");
|
// serial_puts("d \n\0");
|
||||||
|
|
||||||
*DANUBE_PMU_PWDCR &=~(1<<DANUBE_PMU_DMA_SHIFT);/*enable DMA from PMU*/
|
*DANUBE_PMU_PWDCR &=~(1<<DANUBE_PMU_DMA_SHIFT);/*enable DMA from PMU*/
|
||||||
/* Reset DMA
|
/* Reset DMA */
|
||||||
*/
|
*DANUBE_DMA_CTRL|=1;
|
||||||
*DANUBE_DMA_CTRL|=1;
|
*DANUBE_DMA_IRNEN=0;/*disable all the interrupts first*/
|
||||||
*DANUBE_DMA_IRNEN=0;/*disable all the interrupts first*/
|
|
||||||
|
|
||||||
/* Clear Interrupt Status Register
|
/* Clear Interrupt Status Register */
|
||||||
*/
|
|
||||||
*DANUBE_DMA_IRNCR=0xfffff;
|
*DANUBE_DMA_IRNCR=0xfffff;
|
||||||
/*disable all the dma interrupts*/
|
/*disable all the dma interrupts*/
|
||||||
*DANUBE_DMA_IRNEN=0;
|
*DANUBE_DMA_IRNEN=0;
|
||||||
/*disable channel 0 and channel 1 interrupts*/
|
/*disable channel 0 and channel 1 interrupts*/
|
||||||
|
|
||||||
*DANUBE_DMA_CS=RX_CHAN_NO;
|
*DANUBE_DMA_CS=RX_CHAN_NO;
|
||||||
*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
|
*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
|
||||||
*DANUBE_DMA_CPOLL= 0x80000040;
|
*DANUBE_DMA_CPOLL= 0x80000040;
|
||||||
/*set descriptor base*/
|
/*set descriptor base*/
|
||||||
*DANUBE_DMA_CDBA=(u32)rx_des_ring;
|
*DANUBE_DMA_CDBA=(u32)rx_des_ring;
|
||||||
*DANUBE_DMA_CDLEN=NUM_RX_DESC;
|
*DANUBE_DMA_CDLEN=NUM_RX_DESC;
|
||||||
*DANUBE_DMA_CIE = 0;
|
*DANUBE_DMA_CIE = 0;
|
||||||
*DANUBE_DMA_CCTRL=0x30000;
|
*DANUBE_DMA_CCTRL=0x30000;
|
||||||
|
|
||||||
*DANUBE_DMA_CS=TX_CHAN_NO;
|
*DANUBE_DMA_CS=TX_CHAN_NO;
|
||||||
*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
|
*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
|
||||||
*DANUBE_DMA_CPOLL= 0x80000040;
|
*DANUBE_DMA_CPOLL= 0x80000040;
|
||||||
*DANUBE_DMA_CDBA=(u32)tx_des_ring;
|
*DANUBE_DMA_CDBA=(u32)tx_des_ring;
|
||||||
*DANUBE_DMA_CDLEN=NUM_TX_DESC;
|
*DANUBE_DMA_CDLEN=NUM_TX_DESC;
|
||||||
*DANUBE_DMA_CIE = 0;
|
*DANUBE_DMA_CIE = 0;
|
||||||
*DANUBE_DMA_CCTRL=0x30100;
|
*DANUBE_DMA_CCTRL=0x30100;
|
||||||
/*enable the poll function and set the poll counter*/
|
/*enable the poll function and set the poll counter*/
|
||||||
@ -416,8 +456,4 @@ static void danube_dma_init(void)
|
|||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
Loading…
Reference in New Issue
Block a user