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author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2006-08-09 22:38:19 +0000 |
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committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2006-08-09 22:38:19 +0000 |
commit | 2a98c1981f643086be6cb2383cd90223ae42c852 (patch) | |
tree | cc5c601cffab9eec4d8e6d05477d511ca1a9a503 /hw/lance.c | |
parent | 35b961cf8d8a38e51a05dd9e540d1ddc6e66ffc3 (diff) | |
download | qemu-2a98c1981f643086be6cb2383cd90223ae42c852.zip qemu-2a98c1981f643086be6cb2383cd90223ae42c852.tar.gz qemu-2a98c1981f643086be6cb2383cd90223ae42c852.tar.bz2 |
removed tabs
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2105 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/lance.c')
-rw-r--r-- | hw/lance.c | 372 |
1 files changed, 186 insertions, 186 deletions
@@ -48,55 +48,55 @@ do { printf("LANCE: " fmt , ##args); } while (0) #define LE_RDP 0 #define LE_RAP 1 -#define LE_MO_PROM 0x8000 /* Enable promiscuous mode */ - -#define LE_C0_ERR 0x8000 /* Error: set if BAB, SQE, MISS or ME is set */ -#define LE_C0_BABL 0x4000 /* BAB: Babble: tx timeout. */ -#define LE_C0_CERR 0x2000 /* SQE: Signal quality error */ -#define LE_C0_MISS 0x1000 /* MISS: Missed a packet */ -#define LE_C0_MERR 0x0800 /* ME: Memory error */ -#define LE_C0_RINT 0x0400 /* Received interrupt */ -#define LE_C0_TINT 0x0200 /* Transmitter Interrupt */ -#define LE_C0_IDON 0x0100 /* IFIN: Init finished. */ -#define LE_C0_INTR 0x0080 /* Interrupt or error */ -#define LE_C0_INEA 0x0040 /* Interrupt enable */ -#define LE_C0_RXON 0x0020 /* Receiver on */ -#define LE_C0_TXON 0x0010 /* Transmitter on */ -#define LE_C0_TDMD 0x0008 /* Transmitter demand */ -#define LE_C0_STOP 0x0004 /* Stop the card */ -#define LE_C0_STRT 0x0002 /* Start the card */ -#define LE_C0_INIT 0x0001 /* Init the card */ - -#define LE_C3_BSWP 0x4 /* SWAP */ -#define LE_C3_ACON 0x2 /* ALE Control */ -#define LE_C3_BCON 0x1 /* Byte control */ +#define LE_MO_PROM 0x8000 /* Enable promiscuous mode */ + +#define LE_C0_ERR 0x8000 /* Error: set if BAB, SQE, MISS or ME is set */ +#define LE_C0_BABL 0x4000 /* BAB: Babble: tx timeout. */ +#define LE_C0_CERR 0x2000 /* SQE: Signal quality error */ +#define LE_C0_MISS 0x1000 /* MISS: Missed a packet */ +#define LE_C0_MERR 0x0800 /* ME: Memory error */ +#define LE_C0_RINT 0x0400 /* Received interrupt */ +#define LE_C0_TINT 0x0200 /* Transmitter Interrupt */ +#define LE_C0_IDON 0x0100 /* IFIN: Init finished. */ +#define LE_C0_INTR 0x0080 /* Interrupt or error */ +#define LE_C0_INEA 0x0040 /* Interrupt enable */ +#define LE_C0_RXON 0x0020 /* Receiver on */ +#define LE_C0_TXON 0x0010 /* Transmitter on */ +#define LE_C0_TDMD 0x0008 /* Transmitter demand */ +#define LE_C0_STOP 0x0004 /* Stop the card */ +#define LE_C0_STRT 0x0002 /* Start the card */ +#define LE_C0_INIT 0x0001 /* Init the card */ + +#define LE_C3_BSWP 0x4 /* SWAP */ +#define LE_C3_ACON 0x2 /* ALE Control */ +#define LE_C3_BCON 0x1 /* Byte control */ /* Receive message descriptor 1 */ -#define LE_R1_OWN 0x80 /* Who owns the entry */ -#define LE_R1_ERR 0x40 /* Error: if FRA, OFL, CRC or BUF is set */ -#define LE_R1_FRA 0x20 /* FRA: Frame error */ -#define LE_R1_OFL 0x10 /* OFL: Frame overflow */ -#define LE_R1_CRC 0x08 /* CRC error */ -#define LE_R1_BUF 0x04 /* BUF: Buffer error */ -#define LE_R1_SOP 0x02 /* Start of packet */ -#define LE_R1_EOP 0x01 /* End of packet */ -#define LE_R1_POK 0x03 /* Packet is complete: SOP + EOP */ - -#define LE_T1_OWN 0x80 /* Lance owns the packet */ -#define LE_T1_ERR 0x40 /* Error summary */ -#define LE_T1_EMORE 0x10 /* Error: more than one retry needed */ -#define LE_T1_EONE 0x08 /* Error: one retry needed */ -#define LE_T1_EDEF 0x04 /* Error: deferred */ -#define LE_T1_SOP 0x02 /* Start of packet */ -#define LE_T1_EOP 0x01 /* End of packet */ -#define LE_T1_POK 0x03 /* Packet is complete: SOP + EOP */ - -#define LE_T3_BUF 0x8000 /* Buffer error */ -#define LE_T3_UFL 0x4000 /* Error underflow */ -#define LE_T3_LCOL 0x1000 /* Error late collision */ -#define LE_T3_CLOS 0x0800 /* Error carrier loss */ -#define LE_T3_RTY 0x0400 /* Error retry */ -#define LE_T3_TDR 0x03ff /* Time Domain Reflectometry counter */ +#define LE_R1_OWN 0x80 /* Who owns the entry */ +#define LE_R1_ERR 0x40 /* Error: if FRA, OFL, CRC or BUF is set */ +#define LE_R1_FRA 0x20 /* FRA: Frame error */ +#define LE_R1_OFL 0x10 /* OFL: Frame overflow */ +#define LE_R1_CRC 0x08 /* CRC error */ +#define LE_R1_BUF 0x04 /* BUF: Buffer error */ +#define LE_R1_SOP 0x02 /* Start of packet */ +#define LE_R1_EOP 0x01 /* End of packet */ +#define LE_R1_POK 0x03 /* Packet is complete: SOP + EOP */ + +#define LE_T1_OWN 0x80 /* Lance owns the packet */ +#define LE_T1_ERR 0x40 /* Error summary */ +#define LE_T1_EMORE 0x10 /* Error: more than one retry needed */ +#define LE_T1_EONE 0x08 /* Error: one retry needed */ +#define LE_T1_EDEF 0x04 /* Error: deferred */ +#define LE_T1_SOP 0x02 /* Start of packet */ +#define LE_T1_EOP 0x01 /* End of packet */ +#define LE_T1_POK 0x03 /* Packet is complete: SOP + EOP */ + +#define LE_T3_BUF 0x8000 /* Buffer error */ +#define LE_T3_UFL 0x4000 /* Error underflow */ +#define LE_T3_LCOL 0x1000 /* Error late collision */ +#define LE_T3_CLOS 0x0800 /* Error carrier loss */ +#define LE_T3_RTY 0x0400 /* Error retry */ +#define LE_T3_TDR 0x03ff /* Time Domain Reflectometry counter */ #define TX_RING_SIZE (1 << (LANCE_LOG_TX_BUFFERS)) #define TX_RING_MOD_MASK (TX_RING_SIZE - 1) @@ -111,42 +111,42 @@ do { printf("LANCE: " fmt , ##args); } while (0) #define TX_BUFF_SIZE PKT_BUF_SZ struct lance_rx_desc { - unsigned short rmd0; /* low address of packet */ - unsigned char rmd1_bits; /* descriptor bits */ - unsigned char rmd1_hadr; /* high address of packet */ - short length; /* This length is 2s complement (negative)! - * Buffer length - */ - unsigned short mblength; /* This is the actual number of bytes received */ + unsigned short rmd0; /* low address of packet */ + unsigned char rmd1_bits; /* descriptor bits */ + unsigned char rmd1_hadr; /* high address of packet */ + short length; /* This length is 2s complement (negative)! + * Buffer length + */ + unsigned short mblength; /* This is the actual number of bytes received */ }; struct lance_tx_desc { - unsigned short tmd0; /* low address of packet */ - unsigned char tmd1_bits; /* descriptor bits */ - unsigned char tmd1_hadr; /* high address of packet */ - short length; /* Length is 2s complement (negative)! */ + unsigned short tmd0; /* low address of packet */ + unsigned char tmd1_bits; /* descriptor bits */ + unsigned char tmd1_hadr; /* high address of packet */ + short length; /* Length is 2s complement (negative)! */ unsigned short misc; }; /* The LANCE initialization block, described in databook. */ /* On the Sparc, this block should be on a DMA region */ struct lance_init_block { - unsigned short mode; /* Pre-set mode (reg. 15) */ - unsigned char phys_addr[6]; /* Physical ethernet address */ - unsigned filter[2]; /* Multicast filter. */ + unsigned short mode; /* Pre-set mode (reg. 15) */ + unsigned char phys_addr[6]; /* Physical ethernet address */ + unsigned filter[2]; /* Multicast filter. */ /* Receive and transmit ring base, along with extra bits. */ - unsigned short rx_ptr; /* receive descriptor addr */ - unsigned short rx_len; /* receive len and high addr */ - unsigned short tx_ptr; /* transmit descriptor addr */ - unsigned short tx_len; /* transmit len and high addr */ + unsigned short rx_ptr; /* receive descriptor addr */ + unsigned short rx_len; /* receive len and high addr */ + unsigned short tx_ptr; /* transmit descriptor addr */ + unsigned short tx_len; /* transmit len and high addr */ /* The Tx and Rx ring entries must aligned on 8-byte boundaries. */ struct lance_rx_desc brx_ring[RX_RING_SIZE]; struct lance_tx_desc btx_ring[TX_RING_SIZE]; char tx_buf[TX_RING_SIZE][TX_BUFF_SIZE]; - char pad[2]; /* align rx_buf for copy_and_sum(). */ + char pad[2]; /* align rx_buf for copy_and_sum(). */ char rx_buf[RX_RING_SIZE][RX_BUFF_SIZE]; }; @@ -155,11 +155,11 @@ struct lance_init_block { typedef struct LANCEState { VLANClientState *vc; - uint8_t macaddr[6]; /* init mac address */ + uint8_t macaddr[6]; /* init mac address */ uint32_t leptr; uint16_t addr; uint16_t regs[LE_NREGS]; - uint8_t phys[6]; /* mac address */ + uint8_t phys[6]; /* mac address */ int irq; unsigned int rxptr, txptr; uint32_t ledmaregs[LEDMA_REGS]; @@ -186,20 +186,20 @@ static uint32_t lance_mem_readw(void *opaque, target_phys_addr_t addr) saddr = addr & LE_MAXREG; switch (saddr >> 1) { case LE_RDP: - DPRINTF("read dreg[%d] = %4.4x\n", s->addr, s->regs[s->addr]); - return s->regs[s->addr]; + DPRINTF("read dreg[%d] = %4.4x\n", s->addr, s->regs[s->addr]); + return s->regs[s->addr]; case LE_RAP: - DPRINTF("read areg = %4.4x\n", s->addr); - return s->addr; + DPRINTF("read areg = %4.4x\n", s->addr); + return s->addr; default: - DPRINTF("read unknown(%d)\n", saddr >> 1); - break; + DPRINTF("read unknown(%d)\n", saddr >> 1); + break; } return 0; } static void lance_mem_writew(void *opaque, target_phys_addr_t addr, - uint32_t val) + uint32_t val) { LANCEState *s = opaque; uint32_t saddr; @@ -208,62 +208,62 @@ static void lance_mem_writew(void *opaque, target_phys_addr_t addr, saddr = addr & LE_MAXREG; switch (saddr >> 1) { case LE_RDP: - DPRINTF("write dreg[%d] = %4.4x\n", s->addr, val); - switch (s->addr) { - case LE_CSR0: - if (val & LE_C0_STOP) { - s->regs[LE_CSR0] = LE_C0_STOP; - break; - } - - reg = s->regs[LE_CSR0]; - - // 1 = clear for some bits - reg &= ~(val & 0x7f00); - - // generated bits - reg &= ~(LE_C0_ERR | LE_C0_INTR); - if (reg & 0x7100) - reg |= LE_C0_ERR; - if (reg & 0x7f00) - reg |= LE_C0_INTR; - - // direct bit - reg &= ~LE_C0_INEA; - reg |= val & LE_C0_INEA; - - // exclusive bits - if (val & LE_C0_INIT) { - reg |= LE_C0_IDON | LE_C0_INIT; - reg &= ~LE_C0_STOP; - } else if (val & LE_C0_STRT) { - reg |= LE_C0_STRT | LE_C0_RXON | LE_C0_TXON; - reg &= ~LE_C0_STOP; - } - - s->regs[LE_CSR0] = reg; - break; - case LE_CSR1: - s->leptr = (s->leptr & 0xffff0000) | (val & 0xffff); - s->regs[s->addr] = val; - break; - case LE_CSR2: - s->leptr = (s->leptr & 0xffff) | ((val & 0xffff) << 16); - s->regs[s->addr] = val; - break; - case LE_CSR3: - s->regs[s->addr] = val; - break; - } - break; + DPRINTF("write dreg[%d] = %4.4x\n", s->addr, val); + switch (s->addr) { + case LE_CSR0: + if (val & LE_C0_STOP) { + s->regs[LE_CSR0] = LE_C0_STOP; + break; + } + + reg = s->regs[LE_CSR0]; + + // 1 = clear for some bits + reg &= ~(val & 0x7f00); + + // generated bits + reg &= ~(LE_C0_ERR | LE_C0_INTR); + if (reg & 0x7100) + reg |= LE_C0_ERR; + if (reg & 0x7f00) + reg |= LE_C0_INTR; + + // direct bit + reg &= ~LE_C0_INEA; + reg |= val & LE_C0_INEA; + + // exclusive bits + if (val & LE_C0_INIT) { + reg |= LE_C0_IDON | LE_C0_INIT; + reg &= ~LE_C0_STOP; + } else if (val & LE_C0_STRT) { + reg |= LE_C0_STRT | LE_C0_RXON | LE_C0_TXON; + reg &= ~LE_C0_STOP; + } + + s->regs[LE_CSR0] = reg; + break; + case LE_CSR1: + s->leptr = (s->leptr & 0xffff0000) | (val & 0xffff); + s->regs[s->addr] = val; + break; + case LE_CSR2: + s->leptr = (s->leptr & 0xffff) | ((val & 0xffff) << 16); + s->regs[s->addr] = val; + break; + case LE_CSR3: + s->regs[s->addr] = val; + break; + } + break; case LE_RAP: - DPRINTF("write areg = %4.4x\n", val); - if (val < LE_NREGS) - s->addr = val; - break; + DPRINTF("write areg = %4.4x\n", val); + if (val < LE_NREGS) + s->addr = val; + break; default: - DPRINTF("write unknown(%d) = %4.4x\n", saddr >> 1, val); - break; + DPRINTF("write unknown(%d) = %4.4x\n", saddr >> 1, val); + break; } lance_send(s); } @@ -299,32 +299,32 @@ static void lance_receive(void *opaque, const uint8_t * buf, int size) DPRINTF("receive size %d\n", size); if ((s->regs[LE_CSR0] & LE_C0_STOP) == LE_C0_STOP) - return; + return; ib = (void *) iommu_translate(dmaptr); old_rxptr = s->rxptr; for (i = s->rxptr; i != ((old_rxptr - 1) & RX_RING_MOD_MASK); - i = (i + 1) & RX_RING_MOD_MASK) { - cpu_physical_memory_read((uint32_t) & ib->brx_ring[i].rmd1_bits, - (void *) &temp8, 1); - if (temp8 == (LE_R1_OWN)) { - s->rxptr = (s->rxptr + 1) & RX_RING_MOD_MASK; - temp16 = size + 4; - bswap16s(&temp16); - cpu_physical_memory_write((uint32_t) & ib->brx_ring[i]. - mblength, (void *) &temp16, 2); - cpu_physical_memory_write((uint32_t) & ib->rx_buf[i], buf, - size); - temp8 = LE_R1_POK; - cpu_physical_memory_write((uint32_t) & ib->brx_ring[i]. - rmd1_bits, (void *) &temp8, 1); - s->regs[LE_CSR0] |= LE_C0_RINT | LE_C0_INTR; - if (s->regs[LE_CSR0] & LE_C0_INEA) - pic_set_irq(s->irq, 1); - DPRINTF("got packet, len %d\n", size); - return; - } + i = (i + 1) & RX_RING_MOD_MASK) { + cpu_physical_memory_read((uint32_t) & ib->brx_ring[i].rmd1_bits, + (void *) &temp8, 1); + if (temp8 == (LE_R1_OWN)) { + s->rxptr = (s->rxptr + 1) & RX_RING_MOD_MASK; + temp16 = size + 4; + bswap16s(&temp16); + cpu_physical_memory_write((uint32_t) & ib->brx_ring[i]. + mblength, (void *) &temp16, 2); + cpu_physical_memory_write((uint32_t) & ib->rx_buf[i], buf, + size); + temp8 = LE_R1_POK; + cpu_physical_memory_write((uint32_t) & ib->brx_ring[i]. + rmd1_bits, (void *) &temp8, 1); + s->regs[LE_CSR0] |= LE_C0_RINT | LE_C0_INTR; + if (s->regs[LE_CSR0] & LE_C0_INEA) + pic_set_irq(s->irq, 1); + DPRINTF("got packet, len %d\n", size); + return; + } } } @@ -340,35 +340,35 @@ static void lance_send(void *opaque) DPRINTF("sending packet? (csr0 %4.4x)\n", s->regs[LE_CSR0]); if ((s->regs[LE_CSR0] & LE_C0_STOP) == LE_C0_STOP) - return; + return; ib = (void *) iommu_translate(dmaptr); DPRINTF("sending packet? (dmaptr %8.8x) (ib %p) (btx_ring %p)\n", - dmaptr, ib, &ib->btx_ring); + dmaptr, ib, &ib->btx_ring); old_txptr = s->txptr; for (i = s->txptr; i != ((old_txptr - 1) & TX_RING_MOD_MASK); - i = (i + 1) & TX_RING_MOD_MASK) { - cpu_physical_memory_read((uint32_t) & ib->btx_ring[i].tmd1_bits, - (void *) &temp8, 1); - if (temp8 == (LE_T1_POK | LE_T1_OWN)) { - cpu_physical_memory_read((uint32_t) & ib->btx_ring[i].length, - (void *) &temp16, 2); - bswap16s(&temp16); - temp16 = (~temp16) + 1; - cpu_physical_memory_read((uint32_t) & ib->tx_buf[i], pkt_buf, - temp16); - DPRINTF("sending packet, len %d\n", temp16); - qemu_send_packet(s->vc, pkt_buf, temp16); - temp8 = LE_T1_POK; - cpu_physical_memory_write((uint32_t) & ib->btx_ring[i]. - tmd1_bits, (void *) &temp8, 1); - s->txptr = (s->txptr + 1) & TX_RING_MOD_MASK; - s->regs[LE_CSR0] |= LE_C0_TINT | LE_C0_INTR; - } + i = (i + 1) & TX_RING_MOD_MASK) { + cpu_physical_memory_read((uint32_t) & ib->btx_ring[i].tmd1_bits, + (void *) &temp8, 1); + if (temp8 == (LE_T1_POK | LE_T1_OWN)) { + cpu_physical_memory_read((uint32_t) & ib->btx_ring[i].length, + (void *) &temp16, 2); + bswap16s(&temp16); + temp16 = (~temp16) + 1; + cpu_physical_memory_read((uint32_t) & ib->tx_buf[i], pkt_buf, + temp16); + DPRINTF("sending packet, len %d\n", temp16); + qemu_send_packet(s->vc, pkt_buf, temp16); + temp8 = LE_T1_POK; + cpu_physical_memory_write((uint32_t) & ib->btx_ring[i]. + tmd1_bits, (void *) &temp8, 1); + s->txptr = (s->txptr + 1) & TX_RING_MOD_MASK; + s->regs[LE_CSR0] |= LE_C0_TINT | LE_C0_INTR; + } } if ((s->regs[LE_CSR0] & LE_C0_INTR) && (s->regs[LE_CSR0] & LE_C0_INEA)) - pic_set_irq(s->irq, 1); + pic_set_irq(s->irq, 1); } static uint32_t ledma_mem_readl(void *opaque, target_phys_addr_t addr) @@ -381,7 +381,7 @@ static uint32_t ledma_mem_readl(void *opaque, target_phys_addr_t addr) } static void ledma_mem_writel(void *opaque, target_phys_addr_t addr, - uint32_t val) + uint32_t val) { LANCEState *s = opaque; uint32_t saddr; @@ -410,11 +410,11 @@ static void lance_save(QEMUFile * f, void *opaque) qemu_put_be32s(f, &s->leptr); qemu_put_be16s(f, &s->addr); for (i = 0; i < LE_NREGS; i++) - qemu_put_be16s(f, &s->regs[i]); + qemu_put_be16s(f, &s->regs[i]); qemu_put_buffer(f, s->phys, 6); qemu_put_be32s(f, &s->irq); for (i = 0; i < LEDMA_REGS; i++) - qemu_put_be32s(f, &s->ledmaregs[i]); + qemu_put_be32s(f, &s->ledmaregs[i]); } static int lance_load(QEMUFile * f, void *opaque, int version_id) @@ -423,16 +423,16 @@ static int lance_load(QEMUFile * f, void *opaque, int version_id) int i; if (version_id != 1) - return -EINVAL; + return -EINVAL; qemu_get_be32s(f, &s->leptr); qemu_get_be16s(f, &s->addr); for (i = 0; i < LE_NREGS; i++) - qemu_get_be16s(f, &s->regs[i]); + qemu_get_be16s(f, &s->regs[i]); qemu_get_buffer(f, s->phys, 6); qemu_get_be32s(f, &s->irq); for (i = 0; i < LEDMA_REGS; i++) - qemu_get_be32s(f, &s->ledmaregs[i]); + qemu_get_be32s(f, &s->ledmaregs[i]); return 0; } @@ -443,16 +443,16 @@ void lance_init(NICInfo * nd, int irq, uint32_t leaddr, uint32_t ledaddr) s = qemu_mallocz(sizeof(LANCEState)); if (!s) - return; + return; s->irq = irq; lance_io_memory = - cpu_register_io_memory(0, lance_mem_read, lance_mem_write, s); + cpu_register_io_memory(0, lance_mem_read, lance_mem_write, s); cpu_register_physical_memory(leaddr, 4, lance_io_memory); ledma_io_memory = - cpu_register_io_memory(0, ledma_mem_read, ledma_mem_write, s); + cpu_register_io_memory(0, ledma_mem_read, ledma_mem_write, s); cpu_register_physical_memory(ledaddr, 16, ledma_io_memory); memcpy(s->macaddr, nd->macaddr, 6); @@ -460,14 +460,14 @@ void lance_init(NICInfo * nd, int irq, uint32_t leaddr, uint32_t ledaddr) lance_reset(s); s->vc = - qemu_new_vlan_client(nd->vlan, lance_receive, lance_can_receive, - s); + qemu_new_vlan_client(nd->vlan, lance_receive, lance_can_receive, + s); snprintf(s->vc->info_str, sizeof(s->vc->info_str), - "lance macaddr=%02x:%02x:%02x:%02x:%02x:%02x", - s->macaddr[0], - s->macaddr[1], - s->macaddr[2], s->macaddr[3], s->macaddr[4], s->macaddr[5]); + "lance macaddr=%02x:%02x:%02x:%02x:%02x:%02x", + s->macaddr[0], + s->macaddr[1], + s->macaddr[2], s->macaddr[3], s->macaddr[4], s->macaddr[5]); register_savevm("lance", leaddr, 1, lance_save, lance_load, s); qemu_register_reset(lance_reset, s); |