aboutsummaryrefslogtreecommitdiff
path: root/hw/pcnet.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/pcnet.c')
-rw-r--r--hw/pcnet.c441
1 files changed, 327 insertions, 114 deletions
diff --git a/hw/pcnet.c b/hw/pcnet.c
index 0845cdc3ee..6b78408d60 100644
--- a/hw/pcnet.c
+++ b/hw/pcnet.c
@@ -27,6 +27,16 @@
* AMD Publication# 19436 Rev:E Amendment/0 Issue Date: June 2000
*/
+/*
+ * On Sparc32, this is the Lance (Am7990) part of chip STP2000 (Master I/O), also
+ * produced as NCR89C100. See
+ * http://www.ibiblio.org/pub/historic-linux/early-ports/Sparc/NCR/NCR89C100.txt
+ * and
+ * http://www.ibiblio.org/pub/historic-linux/early-ports/Sparc/NCR/NCR92C990.txt
+ */
+
+/* TODO: remove little endian host assumptions */
+
#include "vl.h"
//#define PCNET_DEBUG
@@ -46,11 +56,12 @@ typedef struct PCNetState_st PCNetState;
struct PCNetState_st {
PCIDevice dev;
+ PCIDevice *pci_dev;
VLANClientState *vc;
NICInfo *nd;
QEMUTimer *poll_timer;
- int mmio_io_addr, rap, isr, lnkst;
- target_phys_addr_t rdra, tdra;
+ int mmio_index, rap, isr, lnkst;
+ uint32_t rdra, tdra;
uint8_t prom[16];
uint16_t csr[128];
uint16_t bcr[32];
@@ -58,6 +69,12 @@ struct PCNetState_st {
int xmit_pos, recv_pos;
uint8_t buffer[4096];
int tx_busy;
+ void (*set_irq_cb)(void *s, int isr);
+ void (*phys_mem_read)(void *dma_opaque, target_phys_addr_t addr,
+ uint8_t *buf, int len);
+ void (*phys_mem_write)(void *dma_opaque, target_phys_addr_t addr,
+ uint8_t *buf, int len);
+ void *dma_opaque;
};
/* XXX: using bitfields for target memory structures is almost surely
@@ -99,6 +116,7 @@ struct qemu_ether_header {
#define CSR_TXON(S) !!(((S)->csr[0])&0x0010)
#define CSR_RXON(S) !!(((S)->csr[0])&0x0020)
#define CSR_INEA(S) !!(((S)->csr[0])&0x0040)
+#define CSR_BIGENDIAN(S) !!(((S)->csr[3])&0x0004)
#define CSR_LAPPEN(S) !!(((S)->csr[3])&0x0020)
#define CSR_DXSUFLO(S) !!(((S)->csr[3])&0x0040)
#define CSR_ASTRP_RCV(S) !!(((S)->csr[4])&0x0800)
@@ -147,35 +165,19 @@ struct qemu_ether_header {
struct pcnet_initblk16 {
uint16_t mode;
- uint16_t padr1;
- uint16_t padr2;
- uint16_t padr3;
- uint16_t ladrf1;
- uint16_t ladrf2;
- uint16_t ladrf3;
- uint16_t ladrf4;
- unsigned PACKED_FIELD(rdra:24);
- unsigned PACKED_FIELD(res1:5);
- unsigned PACKED_FIELD(rlen:3);
- unsigned PACKED_FIELD(tdra:24);
- unsigned PACKED_FIELD(res2:5);
- unsigned PACKED_FIELD(tlen:3);
+ uint16_t padr[3];
+ uint16_t ladrf[4];
+ uint32_t rdra;
+ uint32_t tdra;
};
struct pcnet_initblk32 {
uint16_t mode;
- unsigned PACKED_FIELD(res1:4);
- unsigned PACKED_FIELD(rlen:4);
- unsigned PACKED_FIELD(res2:4);
- unsigned PACKED_FIELD(tlen:4);
- uint16_t padr1;
- uint16_t padr2;
- uint16_t padr3;
+ uint8_t rlen;
+ uint8_t tlen;
+ uint16_t padr[3];
uint16_t _res;
- uint16_t ladrf1;
- uint16_t ladrf2;
- uint16_t ladrf3;
- uint16_t ladrf4;
+ uint16_t ladrf[4];
uint32_t rdra;
uint32_t tdra;
};
@@ -255,22 +257,32 @@ static inline void pcnet_tmd_load(PCNetState *s, struct pcnet_TMD *tmd, target_p
{
if (!BCR_SWSTYLE(s)) {
uint16_t xda[4];
- cpu_physical_memory_read(addr,
+ s->phys_mem_read(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
- ((uint32_t *)tmd)[0] = (xda[0]&0xffff) |
+ if (CSR_BIGENDIAN(s)) {
+ ((uint32_t *)tmd)[0] = be16_to_cpu(xda[0]) |
+ ((be16_to_cpu(xda[1]) & 0x00ff) << 16);
+ ((uint32_t *)tmd)[1] = be16_to_cpu(xda[2]) |
+ ((be16_to_cpu(xda[1]) & 0xff00) << 16);
+ ((uint32_t *)tmd)[2] =
+ (be16_to_cpu(xda[3]) & 0xffff) << 16;
+ ((uint32_t *)tmd)[3] = 0;
+ } else {
+ ((uint32_t *)tmd)[0] = (xda[0]&0xffff) |
((xda[1]&0x00ff) << 16);
- ((uint32_t *)tmd)[1] = (xda[2]&0xffff)|
+ ((uint32_t *)tmd)[1] = (xda[2]&0xffff)|
((xda[1] & 0xff00) << 16);
- ((uint32_t *)tmd)[2] =
+ ((uint32_t *)tmd)[2] =
(xda[3] & 0xffff) << 16;
- ((uint32_t *)tmd)[3] = 0;
+ ((uint32_t *)tmd)[3] = 0;
+ }
}
else
if (BCR_SWSTYLE(s) != 3)
- cpu_physical_memory_read(addr, (void *)tmd, 16);
+ s->phys_mem_read(s->dma_opaque, addr, (void *)tmd, 16);
else {
uint32_t xda[4];
- cpu_physical_memory_read(addr,
+ s->phys_mem_read(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
((uint32_t *)tmd)[0] = xda[2];
((uint32_t *)tmd)[1] = xda[1];
@@ -283,24 +295,32 @@ static inline void pcnet_tmd_store(PCNetState *s, struct pcnet_TMD *tmd, target_
{
if (!BCR_SWSTYLE(s)) {
uint16_t xda[4];
- xda[0] = ((uint32_t *)tmd)[0] & 0xffff;
- xda[1] = ((((uint32_t *)tmd)[0]>>16)&0x00ff) |
- ((((uint32_t *)tmd)[1]>>16)&0xff00);
- xda[2] = ((uint32_t *)tmd)[1] & 0xffff;
- xda[3] = ((uint32_t *)tmd)[2] >> 16;
- cpu_physical_memory_write(addr,
+ if (CSR_BIGENDIAN(s)) {
+ xda[0] = cpu_to_be16(((uint32_t *)tmd)[0] & 0xffff);
+ xda[1] = cpu_to_be16(((((uint32_t *)tmd)[0] >> 16) & 0x00ff) |
+ ((((uint32_t *)tmd)[1] >> 16) & 0xff00));
+ xda[2] = cpu_to_be16(((uint32_t *)tmd)[1] & 0xffff);
+ xda[3] = cpu_to_be16(((uint32_t *)tmd)[2] >> 16);
+ } else {
+ xda[0] = ((uint32_t *)tmd)[0] & 0xffff;
+ xda[1] = ((((uint32_t *)tmd)[0]>>16)&0x00ff) |
+ ((((uint32_t *)tmd)[1]>>16)&0xff00);
+ xda[2] = ((uint32_t *)tmd)[1] & 0xffff;
+ xda[3] = ((uint32_t *)tmd)[2] >> 16;
+ }
+ s->phys_mem_write(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
}
else {
if (BCR_SWSTYLE(s) != 3)
- cpu_physical_memory_write(addr, (void *)tmd, 16);
+ s->phys_mem_write(s->dma_opaque, addr, (void *)tmd, 16);
else {
uint32_t xda[4];
xda[0] = ((uint32_t *)tmd)[2];
xda[1] = ((uint32_t *)tmd)[1];
xda[2] = ((uint32_t *)tmd)[0];
xda[3] = ((uint32_t *)tmd)[3];
- cpu_physical_memory_write(addr,
+ s->phys_mem_write(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
}
}
@@ -310,21 +330,30 @@ static inline void pcnet_rmd_load(PCNetState *s, struct pcnet_RMD *rmd, target_p
{
if (!BCR_SWSTYLE(s)) {
uint16_t rda[4];
- cpu_physical_memory_read(addr,
+ s->phys_mem_read(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
- ((uint32_t *)rmd)[0] = (rda[0]&0xffff)|
+ if (CSR_BIGENDIAN(s)) {
+ ((uint32_t *)rmd)[0] = (be16_to_cpu(rda[0]) & 0xffff) |
+ ((be16_to_cpu(rda[1]) & 0x00ff) << 16);
+ ((uint32_t *)rmd)[1] = (be16_to_cpu(rda[2]) & 0xffff) |
+ ((be16_to_cpu(rda[1]) & 0xff00) << 16);
+ ((uint32_t *)rmd)[2] = be16_to_cpu(rda[3]) & 0xffff;
+ ((uint32_t *)rmd)[3] = 0;
+ } else {
+ ((uint32_t *)rmd)[0] = (rda[0]&0xffff)|
((rda[1] & 0x00ff) << 16);
- ((uint32_t *)rmd)[1] = (rda[2]&0xffff)|
+ ((uint32_t *)rmd)[1] = (rda[2]&0xffff)|
((rda[1] & 0xff00) << 16);
- ((uint32_t *)rmd)[2] = rda[3] & 0xffff;
- ((uint32_t *)rmd)[3] = 0;
+ ((uint32_t *)rmd)[2] = rda[3] & 0xffff;
+ ((uint32_t *)rmd)[3] = 0;
+ }
}
else
if (BCR_SWSTYLE(s) != 3)
- cpu_physical_memory_read(addr, (void *)rmd, 16);
+ s->phys_mem_read(s->dma_opaque, addr, (void *)rmd, 16);
else {
uint32_t rda[4];
- cpu_physical_memory_read(addr,
+ s->phys_mem_read(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
((uint32_t *)rmd)[0] = rda[2];
((uint32_t *)rmd)[1] = rda[1];
@@ -336,25 +365,33 @@ static inline void pcnet_rmd_load(PCNetState *s, struct pcnet_RMD *rmd, target_p
static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd, target_phys_addr_t addr)
{
if (!BCR_SWSTYLE(s)) {
- uint16_t rda[4]; \
- rda[0] = ((uint32_t *)rmd)[0] & 0xffff; \
- rda[1] = ((((uint32_t *)rmd)[0]>>16)&0xff)|\
- ((((uint32_t *)rmd)[1]>>16)&0xff00);\
- rda[2] = ((uint32_t *)rmd)[1] & 0xffff; \
- rda[3] = ((uint32_t *)rmd)[2] & 0xffff; \
- cpu_physical_memory_write(addr, \
- (void *)&rda[0], sizeof(rda)); \
+ uint16_t rda[4];
+ if (CSR_BIGENDIAN(s)) {
+ rda[0] = cpu_to_be16(((uint32_t *)rmd)[0] & 0xffff);
+ rda[1] = cpu_to_be16(((((uint32_t *)rmd)[0] >> 16) & 0xff) |
+ ((((uint32_t *)rmd)[1] >> 16) & 0xff00));
+ rda[2] = cpu_to_be16(((uint32_t *)rmd)[1] & 0xffff);
+ rda[3] = cpu_to_be16(((uint32_t *)rmd)[2] & 0xffff);
+ } else {
+ rda[0] = ((uint32_t *)rmd)[0] & 0xffff;
+ rda[1] = ((((uint32_t *)rmd)[0]>>16)&0xff)|
+ ((((uint32_t *)rmd)[1]>>16)&0xff00);
+ rda[2] = ((uint32_t *)rmd)[1] & 0xffff;
+ rda[3] = ((uint32_t *)rmd)[2] & 0xffff;
+ }
+ s->phys_mem_write(s->dma_opaque, addr,
+ (void *)&rda[0], sizeof(rda));
}
else {
if (BCR_SWSTYLE(s) != 3)
- cpu_physical_memory_write(addr, (void *)rmd, 16);
+ s->phys_mem_write(s->dma_opaque, addr, (void *)rmd, 16);
else {
uint32_t rda[4];
rda[0] = ((uint32_t *)rmd)[2];
rda[1] = ((uint32_t *)rmd)[1];
rda[2] = ((uint32_t *)rmd)[0];
rda[3] = ((uint32_t *)rmd)[3];
- cpu_physical_memory_write(addr,
+ s->phys_mem_write(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
}
}
@@ -391,7 +428,7 @@ static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd, target_
case 0x00: \
do { \
uint16_t rda[4]; \
- cpu_physical_memory_read((ADDR), \
+ s->phys_mem_read(s->dma_opaque, (ADDR), \
(void *)&rda[0], sizeof(rda)); \
(RES) |= (rda[2] & 0xf000)!=0xf000; \
(RES) |= (rda[3] & 0xf000)!=0x0000; \
@@ -401,7 +438,7 @@ static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd, target_
case 0x02: \
do { \
uint32_t rda[4]; \
- cpu_physical_memory_read((ADDR), \
+ s->phys_mem_read(s->dma_opaque, (ADDR), \
(void *)&rda[0], sizeof(rda)); \
(RES) |= (rda[1] & 0x0000f000L)!=0x0000f000L; \
(RES) |= (rda[2] & 0x0000f000L)!=0x00000000L; \
@@ -410,7 +447,7 @@ static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd, target_
case 0x03: \
do { \
uint32_t rda[4]; \
- cpu_physical_memory_read((ADDR), \
+ s->phys_mem_read(s->dma_opaque, (ADDR), \
(void *)&rda[0], sizeof(rda)); \
(RES) |= (rda[0] & 0x0000f000L)!=0x00000000L; \
(RES) |= (rda[1] & 0x0000f000L)!=0x0000f000L; \
@@ -424,7 +461,7 @@ static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd, target_
case 0x00: \
do { \
uint16_t xda[4]; \
- cpu_physical_memory_read((ADDR), \
+ s->phys_mem_read(s->dma_opaque, (ADDR), \
(void *)&xda[0], sizeof(xda)); \
(RES) |= (xda[2] & 0xf000)!=0xf000;\
} while (0); \
@@ -434,7 +471,7 @@ static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd, target_
case 0x03: \
do { \
uint32_t xda[4]; \
- cpu_physical_memory_read((ADDR), \
+ s->phys_mem_read(s->dma_opaque, (ADDR), \
(void *)&xda[0], sizeof(xda)); \
(RES) |= (xda[1] & 0x0000f000L)!=0x0000f000L; \
} while (0); \
@@ -721,51 +758,86 @@ static void pcnet_update_irq(PCNetState *s)
printf("pcnet: INTA=%d\n", isr);
#endif
}
- pci_set_irq(&s->dev, 0, isr);
- s->isr = isr;
+ s->set_irq_cb(s, isr);
+ s->isr = isr;
}
static void pcnet_init(PCNetState *s)
{
+ int rlen, tlen;
+ uint16_t *padr, *ladrf, mode;
+ uint32_t rdra, tdra;
+
#ifdef PCNET_DEBUG
printf("pcnet_init init_addr=0x%08x\n", PHYSADDR(s,CSR_IADR(s)));
#endif
-#define PCNET_INIT() do { \
- cpu_physical_memory_read(PHYSADDR(s,CSR_IADR(s)), \
- (uint8_t *)&initblk, sizeof(initblk)); \
- s->csr[15] = le16_to_cpu(initblk.mode); \
- CSR_RCVRL(s) = (initblk.rlen < 9) ? (1 << initblk.rlen) : 512; \
- CSR_XMTRL(s) = (initblk.tlen < 9) ? (1 << initblk.tlen) : 512; \
- s->csr[ 6] = (initblk.tlen << 12) | (initblk.rlen << 8); \
- s->csr[ 8] = le16_to_cpu(initblk.ladrf1); \
- s->csr[ 9] = le16_to_cpu(initblk.ladrf2); \
- s->csr[10] = le16_to_cpu(initblk.ladrf3); \
- s->csr[11] = le16_to_cpu(initblk.ladrf4); \
- s->csr[12] = le16_to_cpu(initblk.padr1); \
- s->csr[13] = le16_to_cpu(initblk.padr2); \
- s->csr[14] = le16_to_cpu(initblk.padr3); \
- s->rdra = PHYSADDR(s,initblk.rdra); \
- s->tdra = PHYSADDR(s,initblk.tdra); \
-} while (0)
-
if (BCR_SSIZE32(s)) {
struct pcnet_initblk32 initblk;
- PCNET_INIT();
-#ifdef PCNET_DEBUG
- printf("initblk.rlen=0x%02x, initblk.tlen=0x%02x\n",
- initblk.rlen, initblk.tlen);
-#endif
+ s->phys_mem_read(s->dma_opaque, PHYSADDR(s,CSR_IADR(s)),
+ (uint8_t *)&initblk, sizeof(initblk));
+ mode = initblk.mode;
+ rlen = initblk.rlen >> 4;
+ tlen = initblk.tlen >> 4;
+ ladrf = initblk.ladrf;
+ padr = initblk.padr;
+ if (CSR_BIGENDIAN(s)) {
+ rdra = be32_to_cpu(initblk.rdra);
+ tdra = be32_to_cpu(initblk.tdra);
+ } else {
+ rdra = le32_to_cpu(initblk.rdra);
+ tdra = le32_to_cpu(initblk.tdra);
+ }
+ s->rdra = PHYSADDR(s,initblk.rdra);
+ s->tdra = PHYSADDR(s,initblk.tdra);
} else {
struct pcnet_initblk16 initblk;
- PCNET_INIT();
-#ifdef PCNET_DEBUG
- printf("initblk.rlen=0x%02x, initblk.tlen=0x%02x\n",
- initblk.rlen, initblk.tlen);
+ s->phys_mem_read(s->dma_opaque, PHYSADDR(s,CSR_IADR(s)),
+ (uint8_t *)&initblk, sizeof(initblk));
+ mode = initblk.mode;
+ ladrf = initblk.ladrf;
+ padr = initblk.padr;
+ if (CSR_BIGENDIAN(s)) {
+ rdra = be32_to_cpu(initblk.rdra);
+ tdra = be32_to_cpu(initblk.tdra);
+ } else {
+ rdra = le32_to_cpu(initblk.rdra);
+ tdra = le32_to_cpu(initblk.tdra);
+ }
+ rlen = rdra >> 29;
+ tlen = tdra >> 29;
+ rdra &= 0x00ffffff;
+ tdra &= 0x00ffffff;
+ }
+
+#if defined(PCNET_DEBUG)
+ printf("rlen=%d tlen=%d\n",
+ rlen, tlen);
#endif
+ CSR_RCVRL(s) = (rlen < 9) ? (1 << rlen) : 512;
+ CSR_XMTRL(s) = (tlen < 9) ? (1 << tlen) : 512;
+ s->csr[ 6] = (tlen << 12) | (rlen << 8);
+ if (CSR_BIGENDIAN(s)) {
+ s->csr[15] = be16_to_cpu(mode);
+ s->csr[ 8] = be16_to_cpu(ladrf[0]);
+ s->csr[ 9] = be16_to_cpu(ladrf[1]);
+ s->csr[10] = be16_to_cpu(ladrf[2]);
+ s->csr[11] = be16_to_cpu(ladrf[3]);
+ s->csr[12] = be16_to_cpu(padr[0]);
+ s->csr[13] = be16_to_cpu(padr[1]);
+ s->csr[14] = be16_to_cpu(padr[2]);
+ } else {
+ s->csr[15] = le16_to_cpu(mode);
+ s->csr[ 8] = le16_to_cpu(ladrf[0]);
+ s->csr[ 9] = le16_to_cpu(ladrf[1]);
+ s->csr[10] = le16_to_cpu(ladrf[2]);
+ s->csr[11] = le16_to_cpu(ladrf[3]);
+ s->csr[12] = le16_to_cpu(padr[0]);
+ s->csr[13] = le16_to_cpu(padr[1]);
+ s->csr[14] = le16_to_cpu(padr[2]);
}
-
-#undef PCNET_INIT
+ s->rdra = PHYSADDR(s, rdra);
+ s->tdra = PHYSADDR(s, tdra);
CSR_RCVRC(s) = CSR_RCVRL(s);
CSR_XMTRC(s) = CSR_XMTRL(s);
@@ -1035,7 +1107,7 @@ static void pcnet_receive(void *opaque, const uint8_t *buf, int size)
#define PCNET_RECV_STORE() do { \
int count = MIN(4096 - rmd.rmd1.bcnt,size); \
target_phys_addr_t rbadr = PHYSADDR(s, rmd.rmd0.rbadr); \
- cpu_physical_memory_write(rbadr, src, count); \
+ s->phys_mem_write(s->dma_opaque, rbadr, src, count); \
src += count; size -= count; \
rmd.rmd2.mcnt = count; rmd.rmd1.own = 0; \
RMDSTORE(&rmd, PHYSADDR(s,crda)); \
@@ -1125,14 +1197,14 @@ static void pcnet_transmit(PCNetState *s)
if (tmd.tmd1.stp) {
s->xmit_pos = 0;
if (!tmd.tmd1.enp) {
- cpu_physical_memory_read(PHYSADDR(s, tmd.tmd0.tbadr),
+ s->phys_mem_read(s->dma_opaque, PHYSADDR(s, tmd.tmd0.tbadr),
s->buffer, 4096 - tmd.tmd1.bcnt);
s->xmit_pos += 4096 - tmd.tmd1.bcnt;
}
xmit_cxda = PHYSADDR(s,CSR_CXDA(s));
}
if (tmd.tmd1.enp && (s->xmit_pos >= 0)) {
- cpu_physical_memory_read(PHYSADDR(s, tmd.tmd0.tbadr),
+ s->phys_mem_read(s->dma_opaque, PHYSADDR(s, tmd.tmd0.tbadr),
s->buffer + s->xmit_pos, 4096 - tmd.tmd1.bcnt);
s->xmit_pos += 4096 - tmd.tmd1.bcnt;
#ifdef PCNET_DEBUG
@@ -1426,8 +1498,9 @@ static uint32_t pcnet_bcr_readw(PCNetState *s, uint32_t rap)
return val;
}
-static void pcnet_h_reset(PCNetState *s)
+void pcnet_h_reset(void *opaque)
{
+ PCNetState *s = opaque;
int i;
uint16_t checksum;
@@ -1703,6 +1776,90 @@ static uint32_t pcnet_mmio_readl(void *opaque, target_phys_addr_t addr)
}
+static void pcnet_save(QEMUFile *f, void *opaque)
+{
+ PCNetState *s = opaque;
+ unsigned int i;
+
+ if (s->pci_dev)
+ pci_device_save(s->pci_dev, f);
+
+ qemu_put_be32s(f, &s->rap);
+ qemu_put_be32s(f, &s->isr);
+ qemu_put_be32s(f, &s->lnkst);
+ qemu_put_be32s(f, &s->rdra);
+ qemu_put_be32s(f, &s->tdra);
+ qemu_put_buffer(f, s->prom, 16);
+ for (i = 0; i < 128; i++)
+ qemu_put_be16s(f, &s->csr[i]);
+ for (i = 0; i < 32; i++)
+ qemu_put_be16s(f, &s->bcr[i]);
+ qemu_put_be64s(f, &s->timer);
+ qemu_put_be32s(f, &s->xmit_pos);
+ qemu_put_be32s(f, &s->recv_pos);
+ qemu_put_buffer(f, s->buffer, 4096);
+ qemu_put_be32s(f, &s->tx_busy);
+ qemu_put_timer(f, s->poll_timer);
+}
+
+static int pcnet_load(QEMUFile *f, void *opaque, int version_id)
+{
+ PCNetState *s = opaque;
+ int i, ret;
+
+ if (version_id != 2)
+ return -EINVAL;
+
+ if (s->pci_dev) {
+ ret = pci_device_load(s->pci_dev, f);
+ if (ret < 0)
+ return ret;
+ }
+
+ qemu_get_be32s(f, &s->rap);
+ qemu_get_be32s(f, &s->isr);
+ qemu_get_be32s(f, &s->lnkst);
+ qemu_get_be32s(f, &s->rdra);
+ qemu_get_be32s(f, &s->tdra);
+ qemu_get_buffer(f, s->prom, 16);
+ for (i = 0; i < 128; i++)
+ qemu_get_be16s(f, &s->csr[i]);
+ for (i = 0; i < 32; i++)
+ qemu_get_be16s(f, &s->bcr[i]);
+ qemu_get_be64s(f, &s->timer);
+ qemu_get_be32s(f, &s->xmit_pos);
+ qemu_get_be32s(f, &s->recv_pos);
+ qemu_get_buffer(f, s->buffer, 4096);
+ qemu_get_be32s(f, &s->tx_busy);
+ qemu_get_timer(f, s->poll_timer);
+
+ return 0;
+}
+
+static void pcnet_common_init(PCNetState *d, NICInfo *nd, const char *info_str)
+{
+ d->poll_timer = qemu_new_timer(vm_clock, pcnet_poll_timer, d);
+
+ d->nd = nd;
+
+ d->vc = qemu_new_vlan_client(nd->vlan, pcnet_receive,
+ pcnet_can_receive, d);
+
+ snprintf(d->vc->info_str, sizeof(d->vc->info_str),
+ "pcnet macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
+ d->nd->macaddr[0],
+ d->nd->macaddr[1],
+ d->nd->macaddr[2],
+ d->nd->macaddr[3],
+ d->nd->macaddr[4],
+ d->nd->macaddr[5]);
+
+ pcnet_h_reset(d);
+ register_savevm("pcnet", 0, 2, pcnet_save, pcnet_load, d);
+}
+
+/* PCI interface */
+
static CPUWriteMemoryFunc *pcnet_mmio_write[] = {
(CPUWriteMemoryFunc *)&pcnet_mmio_writeb,
(CPUWriteMemoryFunc *)&pcnet_mmio_writew,
@@ -1724,7 +1881,26 @@ static void pcnet_mmio_map(PCIDevice *pci_dev, int region_num,
printf("pcnet_ioport_map addr=0x%08x 0x%08x\n", addr, size);
#endif
- cpu_register_physical_memory(addr, PCNET_PNPMMIO_SIZE, d->mmio_io_addr);
+ cpu_register_physical_memory(addr, PCNET_PNPMMIO_SIZE, d->mmio_index);
+}
+
+static void pcnet_pci_set_irq_cb(void *opaque, int isr)
+{
+ PCNetState *s = opaque;
+
+ pci_set_irq(&s->dev, 0, isr);
+}
+
+static void pci_physical_memory_write(void *dma_opaque, target_phys_addr_t addr,
+ uint8_t *buf, int len)
+{
+ cpu_physical_memory_write(addr, buf, len);
+}
+
+static void pci_physical_memory_read(void *dma_opaque, target_phys_addr_t addr,
+ uint8_t *buf, int len)
+{
+ cpu_physical_memory_read(addr, buf, len);
}
void pci_pcnet_init(PCIBus *bus, NICInfo *nd)
@@ -1760,7 +1936,7 @@ void pci_pcnet_init(PCIBus *bus, NICInfo *nd)
pci_conf[0x3f] = 0xff;
/* Handler for memory-mapped I/O */
- d->mmio_io_addr =
+ d->mmio_index =
cpu_register_io_memory(0, pcnet_mmio_read, pcnet_mmio_write, d);
pci_register_io_region((PCIDevice *)d, 0, PCNET_IOPORT_SIZE,
@@ -1769,21 +1945,58 @@ void pci_pcnet_init(PCIBus *bus, NICInfo *nd)
pci_register_io_region((PCIDevice *)d, 1, PCNET_PNPMMIO_SIZE,
PCI_ADDRESS_SPACE_MEM, pcnet_mmio_map);
- d->poll_timer = qemu_new_timer(vm_clock, pcnet_poll_timer, d);
+ d->set_irq_cb = pcnet_pci_set_irq_cb;
+ d->phys_mem_read = pci_physical_memory_read;
+ d->phys_mem_write = pci_physical_memory_write;
+ d->pci_dev = &d->dev;
- d->nd = nd;
+ pcnet_common_init(d, nd, "pcnet");
+}
- d->vc = qemu_new_vlan_client(nd->vlan, pcnet_receive,
- pcnet_can_receive, d);
-
- snprintf(d->vc->info_str, sizeof(d->vc->info_str),
- "pcnet macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
- d->nd->macaddr[0],
- d->nd->macaddr[1],
- d->nd->macaddr[2],
- d->nd->macaddr[3],
- d->nd->macaddr[4],
- d->nd->macaddr[5]);
+/* SPARC32 interface */
- pcnet_h_reset(d);
+#if defined (TARGET_SPARC) && !defined(TARGET_SPARC64) // Avoid compile failure
+
+static CPUReadMemoryFunc *lance_mem_read[3] = {
+ (CPUReadMemoryFunc *)&pcnet_ioport_readw,
+ (CPUReadMemoryFunc *)&pcnet_ioport_readw,
+ (CPUReadMemoryFunc *)&pcnet_ioport_readw,
+};
+
+static CPUWriteMemoryFunc *lance_mem_write[3] = {
+ (CPUWriteMemoryFunc *)&pcnet_ioport_writew,
+ (CPUWriteMemoryFunc *)&pcnet_ioport_writew,
+ (CPUWriteMemoryFunc *)&pcnet_ioport_writew,
+};
+
+static void pcnet_sparc_set_irq_cb(void *opaque, int isr)
+{
+ PCNetState *s = opaque;
+
+ ledma_set_irq(s->dma_opaque, isr);
+}
+
+void *lance_init(NICInfo *nd, uint32_t leaddr, void *dma_opaque)
+{
+ PCNetState *d;
+ int lance_io_memory;
+
+ d = qemu_mallocz(sizeof(PCNetState));
+ if (!d)
+ return NULL;
+
+ lance_io_memory =
+ cpu_register_io_memory(0, lance_mem_read, lance_mem_write, d);
+
+ d->dma_opaque = dma_opaque;
+ cpu_register_physical_memory(leaddr, 4, lance_io_memory);
+
+ d->set_irq_cb = pcnet_sparc_set_irq_cb;
+ d->phys_mem_read = ledma_memory_read;
+ d->phys_mem_write = ledma_memory_write;
+
+ pcnet_common_init(d, nd, "lance");
+
+ return d;
}
+#endif /* TARGET_SPARC */
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-26 00:53:25 +0000