* http://www.ibiblio.org/pub/historic-linux/early-ports/Sparc/NCR/NCR92C990.txt
*/
-#include "pci.h"
+#include "qdev.h"
#include "net.h"
-#include "loader.h"
#include "qemu-timer.h"
#include "qemu_socket.h"
+#include "sysemu.h"
#include "pcnet.h"
//#define PCNET_DEBUG_MATCH
-typedef struct {
- PCIDevice pci_dev;
- PCNetState state;
-} PCIPCNetState;
-
struct qemu_ether_header {
uint8_t ether_dhost[6];
uint8_t ether_shost[6];
uint16_t ether_type;
};
-/* BUS CONFIGURATION REGISTERS */
-#define BCR_MSRDA 0
-#define BCR_MSWRA 1
-#define BCR_MC 2
-#define BCR_LNKST 4
-#define BCR_LED1 5
-#define BCR_LED2 6
-#define BCR_LED3 7
-#define BCR_FDC 9
-#define BCR_BSBC 18
-#define BCR_EECAS 19
-#define BCR_SWS 20
-#define BCR_PLAT 22
-
-#define BCR_DWIO(S) !!((S)->bcr[BCR_BSBC] & 0x0080)
-#define BCR_SSIZE32(S) !!((S)->bcr[BCR_SWS ] & 0x0100)
-#define BCR_SWSTYLE(S) ((S)->bcr[BCR_SWS ] & 0x00FF)
-
#define CSR_INIT(S) !!(((S)->csr[0])&0x0001)
#define CSR_STRT(S) !!(((S)->csr[0])&0x0002)
#define CSR_STOP(S) !!(((S)->csr[0])&0x0004)
#define CSR_DTX(S) !!(((S)->csr[15])&0x0002)
#define CSR_LOOP(S) !!(((S)->csr[15])&0x0004)
#define CSR_DXMTFCS(S) !!(((S)->csr[15])&0x0008)
+#define CSR_INTL(S) !!(((S)->csr[15])&0x0040)
#define CSR_DRCVPA(S) !!(((S)->csr[15])&0x2000)
#define CSR_DRCVBC(S) !!(((S)->csr[15])&0x4000)
#define CSR_PROM(S) !!(((S)->csr[15])&0x8000)
#define CSR_XMTRL(S) ((S)->csr[78])
#define CSR_MISSC(S) ((S)->csr[112])
-#define CSR_IADR(S) ((S)->csr[ 1] | ((S)->csr[ 2] << 16))
-#define CSR_CRBA(S) ((S)->csr[18] | ((S)->csr[19] << 16))
-#define CSR_CXBA(S) ((S)->csr[20] | ((S)->csr[21] << 16))
-#define CSR_NRBA(S) ((S)->csr[22] | ((S)->csr[23] << 16))
-#define CSR_BADR(S) ((S)->csr[24] | ((S)->csr[25] << 16))
-#define CSR_NRDA(S) ((S)->csr[26] | ((S)->csr[27] << 16))
-#define CSR_CRDA(S) ((S)->csr[28] | ((S)->csr[29] << 16))
-#define CSR_BADX(S) ((S)->csr[30] | ((S)->csr[31] << 16))
-#define CSR_NXDA(S) ((S)->csr[32] | ((S)->csr[33] << 16))
-#define CSR_CXDA(S) ((S)->csr[34] | ((S)->csr[35] << 16))
-#define CSR_NNRD(S) ((S)->csr[36] | ((S)->csr[37] << 16))
-#define CSR_NNXD(S) ((S)->csr[38] | ((S)->csr[39] << 16))
-#define CSR_PXDA(S) ((S)->csr[60] | ((S)->csr[61] << 16))
-#define CSR_NXBA(S) ((S)->csr[64] | ((S)->csr[65] << 16))
+#define CSR_IADR(S) ((S)->csr[ 1] | ((uint32_t)(S)->csr[ 2] << 16))
+#define CSR_CRBA(S) ((S)->csr[18] | ((uint32_t)(S)->csr[19] << 16))
+#define CSR_CXBA(S) ((S)->csr[20] | ((uint32_t)(S)->csr[21] << 16))
+#define CSR_NRBA(S) ((S)->csr[22] | ((uint32_t)(S)->csr[23] << 16))
+#define CSR_BADR(S) ((S)->csr[24] | ((uint32_t)(S)->csr[25] << 16))
+#define CSR_NRDA(S) ((S)->csr[26] | ((uint32_t)(S)->csr[27] << 16))
+#define CSR_CRDA(S) ((S)->csr[28] | ((uint32_t)(S)->csr[29] << 16))
+#define CSR_BADX(S) ((S)->csr[30] | ((uint32_t)(S)->csr[31] << 16))
+#define CSR_NXDA(S) ((S)->csr[32] | ((uint32_t)(S)->csr[33] << 16))
+#define CSR_CXDA(S) ((S)->csr[34] | ((uint32_t)(S)->csr[35] << 16))
+#define CSR_NNRD(S) ((S)->csr[36] | ((uint32_t)(S)->csr[37] << 16))
+#define CSR_NNXD(S) ((S)->csr[38] | ((uint32_t)(S)->csr[39] << 16))
+#define CSR_PXDA(S) ((S)->csr[60] | ((uint32_t)(S)->csr[61] << 16))
+#define CSR_NXBA(S) ((S)->csr[64] | ((uint32_t)(S)->csr[65] << 16))
#define PHYSADDR(S,A) \
- (BCR_SSIZE32(S) ? (A) : (A) | ((0xff00 & (uint32_t)(s)->csr[2])<<16))
+ (BCR_SSIZE32(S) ? (A) : (A) | ((0xff00 & (uint32_t)(S)->csr[2])<<16))
struct pcnet_initblk16 {
uint16_t mode;
GET_FIELD((R)->msg_length, RMDM, ZEROS))
static inline void pcnet_tmd_load(PCNetState *s, struct pcnet_TMD *tmd,
- target_phys_addr_t addr)
+ hwaddr addr)
{
if (!BCR_SSIZE32(s)) {
struct {
}
static inline void pcnet_tmd_store(PCNetState *s, const struct pcnet_TMD *tmd,
- target_phys_addr_t addr)
+ hwaddr addr)
{
if (!BCR_SSIZE32(s)) {
struct {
}
static inline void pcnet_rmd_load(PCNetState *s, struct pcnet_RMD *rmd,
- target_phys_addr_t addr)
+ hwaddr addr)
{
if (!BCR_SSIZE32(s)) {
struct {
}
static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd,
- target_phys_addr_t addr)
+ hwaddr addr)
{
if (!BCR_SSIZE32(s)) {
struct {
return 0;
}
-static inline target_phys_addr_t pcnet_rdra_addr(PCNetState *s, int idx)
+static inline hwaddr pcnet_rdra_addr(PCNetState *s, int idx)
{
while (idx < 1) idx += CSR_RCVRL(s);
return s->rdra + ((CSR_RCVRL(s) - idx) * (BCR_SWSTYLE(s) ? 16 : 8));
static uint32_t pcnet_csr_readw(PCNetState *s, uint32_t rap);
static void pcnet_csr_writew(PCNetState *s, uint32_t rap, uint32_t new_value);
static void pcnet_bcr_writew(PCNetState *s, uint32_t rap, uint32_t val);
-static uint32_t pcnet_bcr_readw(PCNetState *s, uint32_t rap);
static void pcnet_s_reset(PCNetState *s)
{
printf("pcnet_s_reset\n");
#endif
- s->lnkst = 0x40;
s->rdra = 0;
s->tdra = 0;
s->rap = 0;
#ifdef PCNET_DEBUG
printf("pcnet_stop\n");
#endif
- s->csr[0] &= ~0x7feb;
+ s->csr[0] &= ~0xffeb;
s->csr[0] |= 0x0014;
s->csr[4] &= ~0x02c2;
s->csr[5] &= ~0x0011;
if (s->rdra) {
int bad = 0;
#if 1
- target_phys_addr_t crda = pcnet_rdra_addr(s, CSR_RCVRC(s));
- target_phys_addr_t nrda = pcnet_rdra_addr(s, -1 + CSR_RCVRC(s));
- target_phys_addr_t nnrd = pcnet_rdra_addr(s, -2 + CSR_RCVRC(s));
+ hwaddr crda = pcnet_rdra_addr(s, CSR_RCVRC(s));
+ hwaddr nrda = pcnet_rdra_addr(s, -1 + CSR_RCVRC(s));
+ hwaddr nnrd = pcnet_rdra_addr(s, -2 + CSR_RCVRC(s));
#else
- target_phys_addr_t crda = s->rdra +
+ hwaddr crda = s->rdra +
(CSR_RCVRL(s) - CSR_RCVRC(s)) *
(BCR_SWSTYLE(s) ? 16 : 8 );
int nrdc = CSR_RCVRC(s)<=1 ? CSR_RCVRL(s) : CSR_RCVRC(s)-1;
- target_phys_addr_t nrda = s->rdra +
+ hwaddr nrda = s->rdra +
(CSR_RCVRL(s) - nrdc) *
(BCR_SWSTYLE(s) ? 16 : 8 );
int nnrc = nrdc<=1 ? CSR_RCVRL(s) : nrdc-1;
- target_phys_addr_t nnrd = s->rdra +
+ hwaddr nnrd = s->rdra +
(CSR_RCVRL(s) - nnrc) *
(BCR_SWSTYLE(s) ? 16 : 8 );
#endif
{
s->csr[34] = s->csr[35] = 0;
if (s->tdra) {
- target_phys_addr_t cxda = s->tdra +
+ hwaddr cxda = s->tdra +
(CSR_XMTRL(s) - CSR_XMTRC(s)) *
(BCR_SWSTYLE(s) ? 16 : 8);
int bad = 0;
return !!(CSR_CXST(s) & 0x8000);
}
-int pcnet_can_receive(VLANClientState *nc)
+int pcnet_can_receive(NetClientState *nc)
{
PCNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
if (CSR_STOP(s) || CSR_SPND(s))
#define MIN_BUF_SIZE 60
-ssize_t pcnet_receive(VLANClientState *nc, const uint8_t *buf, size_t size_)
+ssize_t pcnet_receive(NetClientState *nc, const uint8_t *buf, size_t size_)
{
PCNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
int is_padr = 0, is_bcast = 0, is_ladr = 0;
int crc_err = 0;
int size = size_;
- if (CSR_DRX(s) || CSR_STOP(s) || CSR_SPND(s) || !size)
+ if (CSR_DRX(s) || CSR_STOP(s) || CSR_SPND(s) || !size ||
+ (CSR_LOOP(s) && !s->looptest)) {
return -1;
-
+ }
#ifdef PCNET_DEBUG
printf("pcnet_receive size=%d\n", size);
#endif
if (!(CSR_CRST(s) & 0x8000) && s->rdra) {
struct pcnet_RMD rmd;
int rcvrc = CSR_RCVRC(s)-1,i;
- target_phys_addr_t nrda;
+ hwaddr nrda;
for (i = CSR_RCVRL(s)-1; i > 0; i--, rcvrc--) {
if (rcvrc <= 1)
rcvrc = CSR_RCVRL(s);
CSR_MISSC(s)++;
} else {
uint8_t *src = s->buffer;
- target_phys_addr_t crda = CSR_CRDA(s);
+ hwaddr crda = CSR_CRDA(s);
struct pcnet_RMD rmd;
int pktcount = 0;
#define PCNET_RECV_STORE() do { \
int count = MIN(4096 - GET_FIELD(rmd.buf_length, RMDL, BCNT),remaining); \
- target_phys_addr_t rbadr = PHYSADDR(s, rmd.rbadr); \
+ hwaddr rbadr = PHYSADDR(s, rmd.rbadr); \
s->phys_mem_write(s->dma_opaque, rbadr, src, count, CSR_BSWP(s)); \
src += count; remaining -= count; \
SET_FIELD(&rmd.status, RMDS, OWN, 0); \
remaining = size;
PCNET_RECV_STORE();
if ((remaining > 0) && CSR_NRDA(s)) {
- target_phys_addr_t nrda = CSR_NRDA(s);
+ hwaddr nrda = CSR_NRDA(s);
#ifdef PCNET_DEBUG_RMD
PRINT_RMD(&rmd);
#endif
return size_;
}
+void pcnet_set_link_status(NetClientState *nc)
+{
+ PCNetState *d = DO_UPCAST(NICState, nc, nc)->opaque;
+
+ d->lnkst = nc->link_down ? 0 : 0x40;
+}
+
static void pcnet_transmit(PCNetState *s)
{
- target_phys_addr_t xmit_cxda = 0;
+ hwaddr xmit_cxda = 0;
int count = CSR_XMTRL(s)-1;
int add_crc = 0;
if (BCR_SWSTYLE(s) != 1)
add_crc = GET_FIELD(tmd.status, TMDS, ADDFCS);
}
+ if (s->lnkst == 0 &&
+ (!CSR_LOOP(s) || (!CSR_INTL(s) && !BCR_TMAULOOP(s)))) {
+ SET_FIELD(&tmd.misc, TMDM, LCAR, 1);
+ SET_FIELD(&tmd.status, TMDS, ERR, 1);
+ SET_FIELD(&tmd.status, TMDS, OWN, 0);
+ s->csr[0] |= 0xa000; /* ERR | CERR */
+ s->xmit_pos = -1;
+ goto txdone;
+ }
if (!GET_FIELD(tmd.status, TMDS, ENP)) {
int bcnt = 4096 - GET_FIELD(tmd.length, TMDL, BCNT);
s->phys_mem_read(s->dma_opaque, PHYSADDR(s, tmd.tbadr),
s->xmit_pos = -1;
}
+ txdone:
SET_FIELD(&tmd.status, TMDS, OWN, 0);
TMDSTORE(&tmd, PHYSADDR(s,CSR_CXDA(s)));
if (!CSR_TOKINTD(s) || (CSR_LTINTEN(s) && GET_FIELD(tmd.status, TMDS, LTINT)))
pcnet_update_irq(s);
if (!CSR_STOP(s) && !CSR_SPND(s) && !CSR_DPOLL(s)) {
- uint64_t now = qemu_get_clock(vm_clock) * 33;
+ uint64_t now = qemu_get_clock_ns(vm_clock) * 33;
if (!s->timer || !now)
s->timer = now;
else {
CSR_POLL(s) = t;
}
qemu_mod_timer(s->poll_timer,
- pcnet_get_next_poll_time(s,qemu_get_clock(vm_clock)));
+ pcnet_get_next_poll_time(s,qemu_get_clock_ns(vm_clock)));
}
}
#ifdef PCNET_DEBUG
printf("BCR_SWS=0x%04x\n", val);
#endif
+ /* fall through */
case BCR_LNKST:
case BCR_LED1:
case BCR_LED2:
}
}
-static uint32_t pcnet_bcr_readw(PCNetState *s, uint32_t rap)
+uint32_t pcnet_bcr_readw(PCNetState *s, uint32_t rap)
{
uint32_t val;
rap &= 127;
void pcnet_h_reset(void *opaque)
{
PCNetState *s = opaque;
- int i;
- uint16_t checksum;
-
- /* Initialize the PROM */
-
- memcpy(s->prom, s->conf.macaddr.a, 6);
- s->prom[12] = s->prom[13] = 0x00;
- s->prom[14] = s->prom[15] = 0x57;
-
- for (i = 0,checksum = 0; i < 16; i++)
- checksum += s->prom[i];
- *(uint16_t *)&s->prom[12] = cpu_to_le16(checksum);
-
s->bcr[BCR_MSRDA] = 0x0005;
s->bcr[BCR_MSWRA] = 0x0005;
pcnet_poll_timer(s);
}
-static void pcnet_aprom_writeb(void *opaque, uint32_t addr, uint32_t val)
-{
- PCNetState *s = opaque;
-#ifdef PCNET_DEBUG
- printf("pcnet_aprom_writeb addr=0x%08x val=0x%02x\n", addr, val);
-#endif
- /* Check APROMWE bit to enable write access */
- if (pcnet_bcr_readw(s,2) & 0x100)
- s->prom[addr & 15] = val;
-}
-
-static uint32_t pcnet_aprom_readb(void *opaque, uint32_t addr)
-{
- PCNetState *s = opaque;
- uint32_t val = s->prom[addr & 15];
-#ifdef PCNET_DEBUG
- printf("pcnet_aprom_readb addr=0x%08x val=0x%02x\n", addr, val);
-#endif
- return val;
-}
-
void pcnet_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
{
PCNetState *s = opaque;
return val;
}
-static void pcnet_ioport_writel(void *opaque, uint32_t addr, uint32_t val)
+void pcnet_ioport_writel(void *opaque, uint32_t addr, uint32_t val)
{
PCNetState *s = opaque;
pcnet_poll_timer(s);
pcnet_update_irq(s);
}
-static uint32_t pcnet_ioport_readl(void *opaque, uint32_t addr)
+uint32_t pcnet_ioport_readl(void *opaque, uint32_t addr)
{
PCNetState *s = opaque;
uint32_t val = -1;
return val;
}
-static void pcnet_ioport_map(PCIDevice *pci_dev, int region_num,
- pcibus_t addr, pcibus_t size, int type)
-{
- PCNetState *d = &DO_UPCAST(PCIPCNetState, pci_dev, pci_dev)->state;
-
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_ioport_map addr=0x%04"FMT_PCIBUS" size=0x%04"FMT_PCIBUS"\n",
- addr, size);
-#endif
-
- register_ioport_write(addr, 16, 1, pcnet_aprom_writeb, d);
- register_ioport_read(addr, 16, 1, pcnet_aprom_readb, d);
-
- register_ioport_write(addr + 0x10, 0x10, 2, pcnet_ioport_writew, d);
- register_ioport_read(addr + 0x10, 0x10, 2, pcnet_ioport_readw, d);
- register_ioport_write(addr + 0x10, 0x10, 4, pcnet_ioport_writel, d);
- register_ioport_read(addr + 0x10, 0x10, 4, pcnet_ioport_readl, d);
-}
-
-static void pcnet_mmio_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
-{
- PCNetState *d = opaque;
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_mmio_writeb addr=0x" TARGET_FMT_plx" val=0x%02x\n", addr,
- val);
-#endif
- if (!(addr & 0x10))
- pcnet_aprom_writeb(d, addr & 0x0f, val);
-}
-
-static uint32_t pcnet_mmio_readb(void *opaque, target_phys_addr_t addr)
-{
- PCNetState *d = opaque;
- uint32_t val = -1;
- if (!(addr & 0x10))
- val = pcnet_aprom_readb(d, addr & 0x0f);
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_mmio_readb addr=0x" TARGET_FMT_plx " val=0x%02x\n", addr,
- val & 0xff);
-#endif
- return val;
-}
-
-static void pcnet_mmio_writew(void *opaque, target_phys_addr_t addr, uint32_t val)
-{
- PCNetState *d = opaque;
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_mmio_writew addr=0x" TARGET_FMT_plx " val=0x%04x\n", addr,
- val);
-#endif
- if (addr & 0x10)
- pcnet_ioport_writew(d, addr & 0x0f, val);
- else {
- addr &= 0x0f;
- pcnet_aprom_writeb(d, addr, val & 0xff);
- pcnet_aprom_writeb(d, addr+1, (val & 0xff00) >> 8);
- }
-}
-
-static uint32_t pcnet_mmio_readw(void *opaque, target_phys_addr_t addr)
-{
- PCNetState *d = opaque;
- uint32_t val = -1;
- if (addr & 0x10)
- val = pcnet_ioport_readw(d, addr & 0x0f);
- else {
- addr &= 0x0f;
- val = pcnet_aprom_readb(d, addr+1);
- val <<= 8;
- val |= pcnet_aprom_readb(d, addr);
- }
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_mmio_readw addr=0x" TARGET_FMT_plx" val = 0x%04x\n", addr,
- val & 0xffff);
-#endif
- return val;
-}
-
-static void pcnet_mmio_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
-{
- PCNetState *d = opaque;
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_mmio_writel addr=0x" TARGET_FMT_plx" val=0x%08x\n", addr,
- val);
-#endif
- if (addr & 0x10)
- pcnet_ioport_writel(d, addr & 0x0f, val);
- else {
- addr &= 0x0f;
- pcnet_aprom_writeb(d, addr, val & 0xff);
- pcnet_aprom_writeb(d, addr+1, (val & 0xff00) >> 8);
- pcnet_aprom_writeb(d, addr+2, (val & 0xff0000) >> 16);
- pcnet_aprom_writeb(d, addr+3, (val & 0xff000000) >> 24);
- }
-}
-
-static uint32_t pcnet_mmio_readl(void *opaque, target_phys_addr_t addr)
-{
- PCNetState *d = opaque;
- uint32_t val;
- if (addr & 0x10)
- val = pcnet_ioport_readl(d, addr & 0x0f);
- else {
- addr &= 0x0f;
- val = pcnet_aprom_readb(d, addr+3);
- val <<= 8;
- val |= pcnet_aprom_readb(d, addr+2);
- val <<= 8;
- val |= pcnet_aprom_readb(d, addr+1);
- val <<= 8;
- val |= pcnet_aprom_readb(d, addr);
- }
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_mmio_readl addr=0x" TARGET_FMT_plx " val=0x%08x\n", addr,
- val);
-#endif
- return val;
-}
-
static bool is_version_2(void *opaque, int version_id)
{
return version_id == 2;
}
};
-static const VMStateDescription vmstate_pci_pcnet = {
- .name = "pcnet",
- .version_id = 3,
- .minimum_version_id = 2,
- .minimum_version_id_old = 2,
- .fields = (VMStateField []) {
- VMSTATE_PCI_DEVICE(pci_dev, PCIPCNetState),
- VMSTATE_STRUCT(state, PCIPCNetState, 0, vmstate_pcnet, PCNetState),
- VMSTATE_END_OF_LIST()
- }
-};
-
void pcnet_common_cleanup(PCNetState *d)
{
d->nic = NULL;
int pcnet_common_init(DeviceState *dev, PCNetState *s, NetClientInfo *info)
{
- s->poll_timer = qemu_new_timer(vm_clock, pcnet_poll_timer, s);
+ int i;
+ uint16_t checksum;
+
+ s->poll_timer = qemu_new_timer_ns(vm_clock, pcnet_poll_timer, s);
qemu_macaddr_default_if_unset(&s->conf.macaddr);
- s->nic = qemu_new_nic(info, &s->conf, dev->info->name, dev->id, s);
+ s->nic = qemu_new_nic(info, &s->conf, object_get_typename(OBJECT(dev)), dev->id, s);
qemu_format_nic_info_str(&s->nic->nc, s->conf.macaddr.a);
- return 0;
-}
-
-/* PCI interface */
-
-static CPUWriteMemoryFunc * const pcnet_mmio_write[] = {
- &pcnet_mmio_writeb,
- &pcnet_mmio_writew,
- &pcnet_mmio_writel
-};
-
-static CPUReadMemoryFunc * const pcnet_mmio_read[] = {
- &pcnet_mmio_readb,
- &pcnet_mmio_readw,
- &pcnet_mmio_readl
-};
-
-static void pcnet_mmio_map(PCIDevice *pci_dev, int region_num,
- pcibus_t addr, pcibus_t size, int type)
-{
- PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev, pci_dev);
-#ifdef PCNET_DEBUG_IO
- printf("pcnet_mmio_map addr=0x%08"FMT_PCIBUS" 0x%08"FMT_PCIBUS"\n",
- addr, size);
-#endif
+ add_boot_device_path(s->conf.bootindex, dev, "/ethernet-phy@0");
- cpu_register_physical_memory(addr, PCNET_PNPMMIO_SIZE, d->state.mmio_index);
-}
-
-static void pci_physical_memory_write(void *dma_opaque, target_phys_addr_t addr,
- uint8_t *buf, int len, int do_bswap)
-{
- 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, int do_bswap)
-{
- cpu_physical_memory_read(addr, buf, len);
-}
-
-static void pci_pcnet_cleanup(VLANClientState *nc)
-{
- PCNetState *d = DO_UPCAST(NICState, nc, nc)->opaque;
-
- pcnet_common_cleanup(d);
-}
-
-static int pci_pcnet_uninit(PCIDevice *dev)
-{
- PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev, dev);
-
- cpu_unregister_io_memory(d->state.mmio_index);
- qemu_del_timer(d->state.poll_timer);
- qemu_free_timer(d->state.poll_timer);
- qemu_del_vlan_client(&d->state.nic->nc);
- return 0;
-}
-
-static NetClientInfo net_pci_pcnet_info = {
- .type = NET_CLIENT_TYPE_NIC,
- .size = sizeof(NICState),
- .can_receive = pcnet_can_receive,
- .receive = pcnet_receive,
- .cleanup = pci_pcnet_cleanup,
-};
-
-static int pci_pcnet_init(PCIDevice *pci_dev)
-{
- PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev, pci_dev);
- PCNetState *s = &d->state;
- uint8_t *pci_conf;
+ /* Initialize the PROM */
-#if 0
- printf("sizeof(RMD)=%d, sizeof(TMD)=%d\n",
- sizeof(struct pcnet_RMD), sizeof(struct pcnet_TMD));
-#endif
+ /*
+ Datasheet: http://pdfdata.datasheetsite.com/web/24528/AM79C970A.pdf
+ page 95
+ */
+ memcpy(s->prom, s->conf.macaddr.a, 6);
+ /* Reserved Location: must be 00h */
+ s->prom[6] = s->prom[7] = 0x00;
+ /* Reserved Location: must be 00h */
+ s->prom[8] = 0x00;
+ /* Hardware ID: must be 11h if compatibility to AMD drivers is desired */
+ s->prom[9] = 0x11;
+ /* User programmable space, init with 0 */
+ s->prom[10] = s->prom[11] = 0x00;
+ /* LSByte of two-byte checksum, which is the sum of bytes 00h-0Bh
+ and bytes 0Eh and 0Fh, must therefore be initialized with 0! */
+ s->prom[12] = s->prom[13] = 0x00;
+ /* Must be ASCII W (57h) if compatibility to AMD
+ driver software is desired */
+ s->prom[14] = s->prom[15] = 0x57;
- pci_conf = pci_dev->config;
-
- pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_AMD);
- pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_AMD_LANCE);
- /* TODO: value should be 0 at RST# */
- pci_set_word(pci_conf + PCI_COMMAND,
- PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
- pci_set_word(pci_conf + PCI_STATUS,
- PCI_STATUS_FAST_BACK | PCI_STATUS_DEVSEL_MEDIUM);
- pci_conf[PCI_REVISION_ID] = 0x10;
- /* TODO: 0 is the default anyway, no need to set it. */
- pci_conf[PCI_CLASS_PROG] = 0x00;
- pci_config_set_class(pci_conf, PCI_CLASS_NETWORK_ETHERNET);
- pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
-
- /* TODO: not necessary, is set when BAR is registered. */
- pci_set_long(pci_conf + PCI_BASE_ADDRESS_0, PCI_BASE_ADDRESS_SPACE_IO);
- pci_set_long(pci_conf + PCI_BASE_ADDRESS_0 + 4,
- PCI_BASE_ADDRESS_SPACE_MEMORY);
-
- /* TODO: value must be 0 at RST# */
- pci_conf[PCI_INTERRUPT_PIN] = 1; // interrupt pin 0
- pci_conf[PCI_MIN_GNT] = 0x06;
- pci_conf[PCI_MAX_LAT] = 0xff;
-
- /* Handler for memory-mapped I/O */
- s->mmio_index =
- cpu_register_io_memory(pcnet_mmio_read, pcnet_mmio_write, &d->state);
-
- /* TODO: use pci_dev, avoid cast below. */
- pci_register_bar((PCIDevice *)d, 0, PCNET_IOPORT_SIZE,
- PCI_BASE_ADDRESS_SPACE_IO, pcnet_ioport_map);
-
- pci_register_bar((PCIDevice *)d, 1, PCNET_PNPMMIO_SIZE,
- PCI_BASE_ADDRESS_SPACE_MEMORY, pcnet_mmio_map);
-
- s->irq = pci_dev->irq[0];
- s->phys_mem_read = pci_physical_memory_read;
- s->phys_mem_write = pci_physical_memory_write;
-
- if (!pci_dev->qdev.hotplugged) {
- static int loaded = 0;
- if (!loaded) {
- rom_add_option("pxe-pcnet.bin");
- loaded = 1;
- }
+ for (i = 0, checksum = 0; i < 16; i++) {
+ checksum += s->prom[i];
}
+ *(uint16_t *)&s->prom[12] = cpu_to_le16(checksum);
- return pcnet_common_init(&pci_dev->qdev, s, &net_pci_pcnet_info);
-}
-
-static void pci_reset(DeviceState *dev)
-{
- PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev.qdev, dev);
-
- pcnet_h_reset(&d->state);
-}
+ s->lnkst = 0x40; /* initial link state: up */
-static PCIDeviceInfo pcnet_info = {
- .qdev.name = "pcnet",
- .qdev.size = sizeof(PCIPCNetState),
- .qdev.reset = pci_reset,
- .qdev.vmsd = &vmstate_pci_pcnet,
- .init = pci_pcnet_init,
- .exit = pci_pcnet_uninit,
- .qdev.props = (Property[]) {
- DEFINE_NIC_PROPERTIES(PCIPCNetState, state.conf),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void pcnet_register_devices(void)
-{
- pci_qdev_register(&pcnet_info);
+ return 0;
}
-
-device_init(pcnet_register_devices)
projects / mirror_qemu.git / blobdiff