diff options
Diffstat (limited to 'drivers/dc2114x.c')
| -rw-r--r-- | drivers/dc2114x.c | 55 |
1 files changed, 48 insertions, 7 deletions
diff --git a/drivers/dc2114x.c b/drivers/dc2114x.c index 75bc618..9c7b5e9 100644 --- a/drivers/dc2114x.c +++ b/drivers/dc2114x.c @@ -98,6 +98,15 @@ #define POLL_DEMAND 1 +#ifdef CONFIG_TULIP_FIX_DAVICOM +#define RESET_DM9102(dev) {\ + unsigned long i;\ + i=INL(dev, 0x0);\ + udelay(1000);\ + OUTL(dev, i | BMR_SWR, DE4X5_BMR);\ + udelay(1000);\ +} +#else #define RESET_DE4X5(dev) {\ int i;\ i=INL(dev, DE4X5_BMR);\ @@ -109,6 +118,7 @@ for (i=0;i<5;i++) {INL(dev, DE4X5_BMR); udelay(10000);}\ udelay(1000);\ } +#endif #define START_DE4X5(dev) {\ s32 omr; \ @@ -125,7 +135,11 @@ } #define NUM_RX_DESC PKTBUFSRX -#define NUM_TX_DESC 1 /* Number of TX descriptors */ +#ifndef CONFIG_TULIP_FIX_DAVICOM + #define NUM_TX_DESC 1 /* Number of TX descriptors */ +#else + #define NUM_TX_DESC 4 +#endif #define RX_BUFF_SZ PKTSIZE_ALIGN #define TOUT_LOOP 1000000 @@ -133,7 +147,6 @@ #define SETUP_FRAME_LEN 192 #define ETH_ALEN 6 - struct de4x5_desc { volatile s32 status; u32 des1; @@ -141,8 +154,8 @@ struct de4x5_desc { u32 next; }; -static struct de4x5_desc rx_ring[NUM_RX_DESC]; /* RX descriptor ring */ -static struct de4x5_desc tx_ring[NUM_TX_DESC]; /* TX descriptor ring */ +static struct de4x5_desc rx_ring[NUM_RX_DESC] __attribute__ ((aligned(32))); /* RX descriptor ring */ +static struct de4x5_desc tx_ring[NUM_TX_DESC] __attribute__ ((aligned(32))); /* TX descriptor ring */ static int rx_new; /* RX descriptor ring pointer */ static int tx_new; /* TX descriptor ring pointer */ @@ -188,6 +201,9 @@ static void OUTL(struct eth_device* dev, int command, u_long addr) static struct pci_device_id supported[] = { { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_TULIP_FAST }, { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_21142 }, +#ifdef CONFIG_TULIP_FIX_DAVICOM + { PCI_VENDOR_ID_DAVICOM, PCI_DEVICE_ID_DAVICOM_DM9102A }, +#endif { } }; @@ -211,10 +227,12 @@ int dc21x4x_initialize(bd_t *bis) /* Get the chip configuration revision register. */ pci_read_config_dword(devbusfn, PCI_REVISION_ID, &cfrv); +#ifndef CONFIG_TULIP_FIX_DAVICOM if ((cfrv & CFRV_RN) < DC2114x_BRK ) { printf("Error: The chip is not DC21143.\n"); continue; } +#endif pci_read_config_word(devbusfn, PCI_COMMAND, &status); status |= @@ -265,7 +283,12 @@ int dc21x4x_initialize(bd_t *bis) dev = (struct eth_device*) malloc(sizeof *dev); - sprintf(dev->name, "dc21x4x#%d", card_number); +#ifdef CONFIG_TULIP_FIX_DAVICOM + sprintf(dev->name, "Davicom#%d", card_number); +#else + sprintf(dev->name, "dc21x4x#%d", card_number); +#endif + #ifdef CONFIG_TULIP_USE_IO dev->iobase = pci_io_to_phys(devbusfn, iobase); #else @@ -282,8 +305,9 @@ int dc21x4x_initialize(bd_t *bis) udelay(10 * 1000); - read_hw_addr(dev, bis); - +#ifndef CONFIG_TULIP_FIX_DAVICOM + read_hw_addr(dev, bis); +#endif eth_register(dev); card_number++; @@ -300,7 +324,11 @@ static int dc21x4x_init(struct eth_device* dev, bd_t* bis) /* Ensure we're not sleeping. */ pci_write_config_byte(devbusfn, PCI_CFDA_PSM, WAKEUP); +#ifdef CONFIG_TULIP_FIX_DAVICOM + RESET_DM9102(dev); +#else RESET_DE4X5(dev); +#endif if ((INL(dev, DE4X5_STS) & (STS_TS | STS_RS)) != 0) { printf("Error: Cannot reset ethernet controller.\n"); @@ -317,14 +345,23 @@ static int dc21x4x_init(struct eth_device* dev, bd_t* bis) rx_ring[i].status = cpu_to_le32(R_OWN); rx_ring[i].des1 = cpu_to_le32(RX_BUFF_SZ); rx_ring[i].buf = cpu_to_le32(phys_to_bus((u32) NetRxPackets[i])); +#ifdef CONFIG_TULIP_FIX_DAVICOM + rx_ring[i].next = cpu_to_le32(phys_to_bus((u32) &rx_ring[(i+1) % NUM_RX_DESC])); +#else rx_ring[i].next = 0; +#endif } for (i=0; i < NUM_TX_DESC; i++) { tx_ring[i].status = 0; tx_ring[i].des1 = 0; tx_ring[i].buf = 0; + +#ifdef CONFIG_TULIP_FIX_DAVICOM + tx_ring[i].next = cpu_to_le32(phys_to_bus((u32) &tx_ring[(i+1) % NUM_TX_DESC])); +#else tx_ring[i].next = 0; +#endif } rxRingSize = NUM_RX_DESC; @@ -383,12 +420,14 @@ static int dc21x4x_send(struct eth_device* dev, volatile void *packet, int lengt printf("TX error status = 0x%08X\n", le32_to_cpu(tx_ring[tx_new].status)); #endif + tx_ring[tx_new].status = 0x0; goto Done; } status = length; Done: + tx_new = (tx_new+1) % NUM_TX_DESC; return status; } @@ -485,6 +524,8 @@ static void send_setup_frame(struct eth_device* dev, bd_t *bis) if (le32_to_cpu(tx_ring[tx_new].status) != 0x7FFFFFFF) { printf("TX error status2 = 0x%08X\n", le32_to_cpu(tx_ring[tx_new].status)); } + tx_new = (tx_new+1) % NUM_TX_DESC; + Done: return; } |