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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2006-08-09 21:55:55 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2006-08-09 21:55:55 +0000
commit35b961cf8d8a38e51a05dd9e540d1ddc6e66ffc3 (patch)
tree58d4f3634d1149df7f2558e72369fff573086680 /hw/lance.c
parent8ccad811e6c138102072d6ad10fea384538755f2 (diff)
downloadfocaccia-qemu-35b961cf8d8a38e51a05dd9e540d1ddc6e66ffc3.tar.gz
focaccia-qemu-35b961cf8d8a38e51a05dd9e540d1ddc6e66ffc3.zip
indent
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2104 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/lance.c')
-rw-r--r--hw/lance.c208
1 files changed, 110 insertions, 98 deletions
diff --git a/hw/lance.c b/hw/lance.c
index d1679375d0..cf02333dd5 100644
--- a/hw/lance.c
+++ b/hw/lance.c
@@ -48,7 +48,7 @@ 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_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. */
@@ -67,36 +67,36 @@ do { printf("LANCE: " fmt , ##args); } while (0)
 #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_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_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_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)
@@ -111,43 +111,43 @@ 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 misc;
+    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. */
-
-	/* 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 */
-    
-	/* 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   rx_buf [RX_RING_SIZE][RX_BUFF_SIZE];
+    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 */
+
+    /* 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 rx_buf[RX_RING_SIZE][RX_BUFF_SIZE];
 };
 
 #define LEDMA_REGS 4
@@ -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];
@@ -192,13 +192,14 @@ static uint32_t lance_mem_readw(void *opaque, target_phys_addr_t addr)
 	DPRINTF("read areg = %4.4x\n", s->addr);
 	return s->addr;
     default:
-	DPRINTF("read unknown(%d)\n", saddr>>1);
+	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)
+static void lance_mem_writew(void *opaque, target_phys_addr_t addr,
+			     uint32_t val)
 {
     LANCEState *s = opaque;
     uint32_t saddr;
@@ -208,7 +209,7 @@ static void lance_mem_writew(void *opaque, target_phys_addr_t addr, uint32_t val
     switch (saddr >> 1) {
     case LE_RDP:
 	DPRINTF("write dreg[%d] = %4.4x\n", s->addr, val);
-	switch(s->addr) {
+	switch (s->addr) {
 	case LE_CSR0:
 	    if (val & LE_C0_STOP) {
 		s->regs[LE_CSR0] = LE_C0_STOP;
@@ -235,8 +236,7 @@ static void lance_mem_writew(void *opaque, target_phys_addr_t addr, uint32_t val
 	    if (val & LE_C0_INIT) {
 		reg |= LE_C0_IDON | LE_C0_INIT;
 		reg &= ~LE_C0_STOP;
-	    }
-	    else if (val & LE_C0_STRT) {
+	    } else if (val & LE_C0_STRT) {
 		reg |= LE_C0_STRT | LE_C0_RXON | LE_C0_TXON;
 		reg &= ~LE_C0_STOP;
 	    }
@@ -262,7 +262,7 @@ static void lance_mem_writew(void *opaque, target_phys_addr_t addr, uint32_t val
 	    s->addr = val;
 	break;
     default:
-	DPRINTF("write unknown(%d) = %4.4x\n", saddr>>1, val);
+	DPRINTF("write unknown(%d) = %4.4x\n", saddr >> 1, val);
 	break;
     }
     lance_send(s);
@@ -288,7 +288,7 @@ static int lance_can_receive(void *opaque)
     return 1;
 }
 
-static void lance_receive(void *opaque, const uint8_t *buf, int size)
+static void lance_receive(void *opaque, const uint8_t * buf, int size)
 {
     LANCEState *s = opaque;
     uint32_t dmaptr = s->leptr + s->ledmaregs[3];
@@ -304,16 +304,21 @@ static void lance_receive(void *opaque, const uint8_t *buf, int size)
     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);
+    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);
+	    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);
+	    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);
@@ -339,19 +344,25 @@ static void lance_send(void *opaque)
 
     ib = (void *) iommu_translate(dmaptr);
 
-    DPRINTF("sending packet? (dmaptr %8.8x) (ib %p) (btx_ring %p)\n", dmaptr, ib, &ib->btx_ring);
+    DPRINTF("sending packet? (dmaptr %8.8x) (ib %p) (btx_ring %p)\n",
+	    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);
+    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);
+	    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);
+	    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;
 	}
@@ -369,7 +380,8 @@ static uint32_t ledma_mem_readl(void *opaque, target_phys_addr_t addr)
     return s->ledmaregs[saddr];
 }
 
-static void ledma_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
+static void ledma_mem_writel(void *opaque, target_phys_addr_t addr,
+			     uint32_t val)
 {
     LANCEState *s = opaque;
     uint32_t saddr;
@@ -390,73 +402,73 @@ static CPUWriteMemoryFunc *ledma_mem_write[3] = {
     ledma_mem_writel,
 };
 
-static void lance_save(QEMUFile *f, void *opaque)
+static void lance_save(QEMUFile * f, void *opaque)
 {
     LANCEState *s = opaque;
     int i;
-    
+
     qemu_put_be32s(f, &s->leptr);
     qemu_put_be16s(f, &s->addr);
-    for (i = 0; i < LE_NREGS; i ++)
+    for (i = 0; i < LE_NREGS; 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 ++)
+    for (i = 0; i < LEDMA_REGS; i++)
 	qemu_put_be32s(f, &s->ledmaregs[i]);
 }
 
-static int lance_load(QEMUFile *f, void *opaque, int version_id)
+static int lance_load(QEMUFile * f, void *opaque, int version_id)
 {
     LANCEState *s = opaque;
     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 ++)
+    for (i = 0; i < LE_NREGS; 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 ++)
+    for (i = 0; i < LEDMA_REGS; i++)
 	qemu_get_be32s(f, &s->ledmaregs[i]);
     return 0;
 }
 
-void lance_init(NICInfo *nd, int irq, uint32_t leaddr, uint32_t ledaddr)
+void lance_init(NICInfo * nd, int irq, uint32_t leaddr, uint32_t ledaddr)
 {
     LANCEState *s;
     int lance_io_memory, ledma_io_memory;
 
     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);
+    lance_io_memory =
+	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);
+    ledma_io_memory =
+	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);
 
     lance_reset(s);
 
-    s->vc = qemu_new_vlan_client(nd->vlan, lance_receive, lance_can_receive, s);
+    s->vc =
+	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);
 }
-