* 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"
//#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];
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)
{
}
}
-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;
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;
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
-
- 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;
-
-#if 0
- printf("sizeof(RMD)=%d, sizeof(TMD)=%d\n",
- sizeof(struct pcnet_RMD), sizeof(struct pcnet_TMD));
-#endif
-
- 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);
- pci_set_word(pci_conf + PCI_STATUS,
- PCI_STATUS_FAST_BACK | PCI_STATUS_DEVSEL_MEDIUM);
- pci_conf[PCI_REVISION_ID] = 0x10;
- pci_config_set_class(pci_conf, PCI_CLASS_NETWORK_ETHERNET);
-
- pci_set_word(pci_conf + PCI_SUBSYSTEM_VENDOR_ID, 0x0);
- pci_set_word(pci_conf + PCI_SUBSYSTEM_ID, 0x0);
-
- 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);
-
- pci_register_bar(pci_dev, 0, PCNET_IOPORT_SIZE,
- PCI_BASE_ADDRESS_SPACE_IO, pcnet_ioport_map);
-
- pci_register_bar(pci_dev, 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;
- }
- }
-
- 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);
-}
-
-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);
-}
-
-device_init(pcnet_register_devices)
projects / qemu-xen-4.4-testing.git / commitdiff