X-Git-Url: https://repo.jachan.dev/qemu.git/blobdiff_plain/cb437e48ab7ddd9b85843beb524904ee4b565721..104981d52b63dc3d68f39d4442881c667f44bbb9:/hw/spapr_llan.c diff --git a/hw/spapr_llan.c b/hw/spapr_llan.c index 79b394132b..bd3f131d7e 100644 --- a/hw/spapr_llan.c +++ b/hw/spapr_llan.c @@ -71,7 +71,7 @@ typedef uint64_t vlan_bd_t; #define VLAN_RXQ_BD_OFF 0 #define VLAN_FILTER_BD_OFF 8 #define VLAN_RX_BDS_OFF 16 -#define VLAN_MAX_BUFS ((SPAPR_VIO_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF) / 8) +#define VLAN_MAX_BUFS ((SPAPR_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF) / 8) typedef struct VIOsPAPRVLANDevice { VIOsPAPRDevice sdev; @@ -83,19 +83,19 @@ typedef struct VIOsPAPRVLANDevice { target_ulong rxq_ptr; } VIOsPAPRVLANDevice; -static int spapr_vlan_can_receive(VLANClientState *nc) +static int spapr_vlan_can_receive(NetClientState *nc) { VIOsPAPRVLANDevice *dev = DO_UPCAST(NICState, nc, nc)->opaque; return (dev->isopen && dev->rx_bufs > 0); } -static ssize_t spapr_vlan_receive(VLANClientState *nc, const uint8_t *buf, +static ssize_t spapr_vlan_receive(NetClientState *nc, const uint8_t *buf, size_t size) { VIOsPAPRDevice *sdev = DO_UPCAST(NICState, nc, nc)->opaque; VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; - vlan_bd_t rxq_bd = ldq_tce(sdev, dev->buf_list + VLAN_RXQ_BD_OFF); + vlan_bd_t rxq_bd = vio_ldq(sdev, dev->buf_list + VLAN_RXQ_BD_OFF); vlan_bd_t bd; int buf_ptr = dev->use_buf_ptr; uint64_t handle; @@ -114,11 +114,11 @@ static ssize_t spapr_vlan_receive(VLANClientState *nc, const uint8_t *buf, do { buf_ptr += 8; - if (buf_ptr >= SPAPR_VIO_TCE_PAGE_SIZE) { + if (buf_ptr >= SPAPR_TCE_PAGE_SIZE) { buf_ptr = VLAN_RX_BDS_OFF; } - bd = ldq_tce(sdev, dev->buf_list + buf_ptr); + bd = vio_ldq(sdev, dev->buf_list + buf_ptr); dprintf("use_buf_ptr=%d bd=0x%016llx\n", buf_ptr, (unsigned long long)bd); } while ((!(bd & VLAN_BD_VALID) || (VLAN_BD_LEN(bd) < (size + 8))) @@ -132,12 +132,12 @@ static ssize_t spapr_vlan_receive(VLANClientState *nc, const uint8_t *buf, /* Remove the buffer from the pool */ dev->rx_bufs--; dev->use_buf_ptr = buf_ptr; - stq_tce(sdev, dev->buf_list + dev->use_buf_ptr, 0); + vio_stq(sdev, dev->buf_list + dev->use_buf_ptr, 0); dprintf("Found buffer: ptr=%d num=%d\n", dev->use_buf_ptr, dev->rx_bufs); /* Transfer the packet data */ - if (spapr_tce_dma_write(sdev, VLAN_BD_ADDR(bd) + 8, buf, size) < 0) { + if (spapr_vio_dma_write(sdev, VLAN_BD_ADDR(bd) + 8, buf, size) < 0) { return -1; } @@ -149,39 +149,48 @@ static ssize_t spapr_vlan_receive(VLANClientState *nc, const uint8_t *buf, control ^= VLAN_RXQC_TOGGLE; } - handle = ldq_tce(sdev, VLAN_BD_ADDR(bd)); - stq_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 8, handle); - stw_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 4, size); - sth_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 2, 8); - stb_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr, control); + handle = vio_ldq(sdev, VLAN_BD_ADDR(bd)); + vio_stq(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 8, handle); + vio_stl(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 4, size); + vio_sth(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 2, 8); + vio_stb(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr, control); dprintf("wrote rxq entry (ptr=0x%llx): 0x%016llx 0x%016llx\n", (unsigned long long)dev->rxq_ptr, - (unsigned long long)ldq_tce(sdev, VLAN_BD_ADDR(rxq_bd) + + (unsigned long long)vio_ldq(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr), - (unsigned long long)ldq_tce(sdev, VLAN_BD_ADDR(rxq_bd) + + (unsigned long long)vio_ldq(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 8)); dev->rxq_ptr += 16; if (dev->rxq_ptr >= VLAN_BD_LEN(rxq_bd)) { dev->rxq_ptr = 0; - stq_tce(sdev, dev->buf_list + VLAN_RXQ_BD_OFF, rxq_bd ^ VLAN_BD_TOGGLE); + vio_stq(sdev, dev->buf_list + VLAN_RXQ_BD_OFF, rxq_bd ^ VLAN_BD_TOGGLE); } if (sdev->signal_state & 1) { - qemu_irq_pulse(sdev->qirq); + qemu_irq_pulse(spapr_vio_qirq(sdev)); } return size; } static NetClientInfo net_spapr_vlan_info = { - .type = NET_CLIENT_TYPE_NIC, + .type = NET_CLIENT_OPTIONS_KIND_NIC, .size = sizeof(NICState), .can_receive = spapr_vlan_can_receive, .receive = spapr_vlan_receive, }; +static void spapr_vlan_reset(VIOsPAPRDevice *sdev) +{ + VIOsPAPRVLANDevice *dev = DO_UPCAST(VIOsPAPRVLANDevice, sdev, sdev); + + dev->buf_list = 0; + dev->rx_bufs = 0; + dev->isopen = 0; +} + static int spapr_vlan_init(VIOsPAPRDevice *sdev) { VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; @@ -195,12 +204,11 @@ static int spapr_vlan_init(VIOsPAPRDevice *sdev) return 0; } -void spapr_vlan_create(VIOsPAPRBus *bus, uint32_t reg, NICInfo *nd) +void spapr_vlan_create(VIOsPAPRBus *bus, NICInfo *nd) { DeviceState *dev; dev = qdev_create(&bus->bus, "spapr-vlan"); - qdev_prop_set_uint32(dev, "reg", reg); qdev_set_nic_properties(dev, nd); @@ -246,15 +254,17 @@ static int check_bd(VIOsPAPRVLANDevice *dev, vlan_bd_t bd, return -1; } - if (spapr_vio_check_tces(&dev->sdev, VLAN_BD_ADDR(bd), - VLAN_BD_LEN(bd), SPAPR_TCE_RW) != 0) { + if (!spapr_vio_dma_valid(&dev->sdev, VLAN_BD_ADDR(bd), + VLAN_BD_LEN(bd), DMA_DIRECTION_FROM_DEVICE) + || !spapr_vio_dma_valid(&dev->sdev, VLAN_BD_ADDR(bd), + VLAN_BD_LEN(bd), DMA_DIRECTION_TO_DEVICE)) { return -1; } return 0; } -static target_ulong h_register_logical_lan(CPUState *env, +static target_ulong h_register_logical_lan(CPUPPCState *env, sPAPREnvironment *spapr, target_ulong opcode, target_ulong *args) @@ -277,23 +287,21 @@ static target_ulong h_register_logical_lan(CPUState *env, return H_RESOURCE; } - if (check_bd(dev, VLAN_VALID_BD(buf_list, SPAPR_VIO_TCE_PAGE_SIZE), - SPAPR_VIO_TCE_PAGE_SIZE) < 0) { - hcall_dprintf("Bad buf_list 0x" TARGET_FMT_lx " for " - "H_REGISTER_LOGICAL_LAN\n", buf_list); + if (check_bd(dev, VLAN_VALID_BD(buf_list, SPAPR_TCE_PAGE_SIZE), + SPAPR_TCE_PAGE_SIZE) < 0) { + hcall_dprintf("Bad buf_list 0x" TARGET_FMT_lx "\n", buf_list); return H_PARAMETER; } - filter_list_bd = VLAN_VALID_BD(filter_list, SPAPR_VIO_TCE_PAGE_SIZE); - if (check_bd(dev, filter_list_bd, SPAPR_VIO_TCE_PAGE_SIZE) < 0) { - hcall_dprintf("Bad filter_list 0x" TARGET_FMT_lx " for " - "H_REGISTER_LOGICAL_LAN\n", filter_list); + filter_list_bd = VLAN_VALID_BD(filter_list, SPAPR_TCE_PAGE_SIZE); + if (check_bd(dev, filter_list_bd, SPAPR_TCE_PAGE_SIZE) < 0) { + hcall_dprintf("Bad filter_list 0x" TARGET_FMT_lx "\n", filter_list); return H_PARAMETER; } if (!(rec_queue & VLAN_BD_VALID) || (check_bd(dev, rec_queue, VLAN_RQ_ALIGNMENT) < 0)) { - hcall_dprintf("Bad receive queue for H_REGISTER_LOGICAL_LAN\n"); + hcall_dprintf("Bad receive queue\n"); return H_PARAMETER; } @@ -303,24 +311,24 @@ static target_ulong h_register_logical_lan(CPUState *env, rec_queue &= ~VLAN_BD_TOGGLE; /* Initialize the buffer list */ - stq_tce(sdev, buf_list, rec_queue); - stq_tce(sdev, buf_list + 8, filter_list_bd); - spapr_tce_dma_zero(sdev, buf_list + VLAN_RX_BDS_OFF, - SPAPR_VIO_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF); + vio_stq(sdev, buf_list, rec_queue); + vio_stq(sdev, buf_list + 8, filter_list_bd); + spapr_vio_dma_set(sdev, buf_list + VLAN_RX_BDS_OFF, 0, + SPAPR_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF); dev->add_buf_ptr = VLAN_RX_BDS_OFF - 8; dev->use_buf_ptr = VLAN_RX_BDS_OFF - 8; dev->rx_bufs = 0; dev->rxq_ptr = 0; /* Initialize the receive queue */ - spapr_tce_dma_zero(sdev, VLAN_BD_ADDR(rec_queue), VLAN_BD_LEN(rec_queue)); + spapr_vio_dma_set(sdev, VLAN_BD_ADDR(rec_queue), 0, VLAN_BD_LEN(rec_queue)); dev->isopen = 1; return H_SUCCESS; } -static target_ulong h_free_logical_lan(CPUState *env, sPAPREnvironment *spapr, +static target_ulong h_free_logical_lan(CPUPPCState *env, sPAPREnvironment *spapr, target_ulong opcode, target_ulong *args) { target_ulong reg = args[0]; @@ -337,13 +345,11 @@ static target_ulong h_free_logical_lan(CPUState *env, sPAPREnvironment *spapr, return H_RESOURCE; } - dev->buf_list = 0; - dev->rx_bufs = 0; - dev->isopen = 0; + spapr_vlan_reset(sdev); return H_SUCCESS; } -static target_ulong h_add_logical_lan_buffer(CPUState *env, +static target_ulong h_add_logical_lan_buffer(CPUPPCState *env, sPAPREnvironment *spapr, target_ulong opcode, target_ulong *args) @@ -358,13 +364,13 @@ static target_ulong h_add_logical_lan_buffer(CPUState *env, ", 0x" TARGET_FMT_lx ")\n", reg, buf); if (!sdev) { - hcall_dprintf("Wrong device in h_add_logical_lan_buffer\n"); + hcall_dprintf("Bad device\n"); return H_PARAMETER; } if ((check_bd(dev, buf, 4) < 0) || (VLAN_BD_LEN(buf) < 16)) { - hcall_dprintf("Bad buffer enqueued in h_add_logical_lan_buffer\n"); + hcall_dprintf("Bad buffer enqueued\n"); return H_PARAMETER; } @@ -374,14 +380,14 @@ static target_ulong h_add_logical_lan_buffer(CPUState *env, do { dev->add_buf_ptr += 8; - if (dev->add_buf_ptr >= SPAPR_VIO_TCE_PAGE_SIZE) { + if (dev->add_buf_ptr >= SPAPR_TCE_PAGE_SIZE) { dev->add_buf_ptr = VLAN_RX_BDS_OFF; } - bd = ldq_tce(sdev, dev->buf_list + dev->add_buf_ptr); + bd = vio_ldq(sdev, dev->buf_list + dev->add_buf_ptr); } while (bd & VLAN_BD_VALID); - stq_tce(sdev, dev->buf_list + dev->add_buf_ptr, buf); + vio_stq(sdev, dev->buf_list + dev->add_buf_ptr, buf); dev->rx_bufs++; @@ -392,7 +398,7 @@ static target_ulong h_add_logical_lan_buffer(CPUState *env, return H_SUCCESS; } -static target_ulong h_send_logical_lan(CPUState *env, sPAPREnvironment *spapr, +static target_ulong h_send_logical_lan(CPUPPCState *env, sPAPREnvironment *spapr, target_ulong opcode, target_ulong *args) { target_ulong reg = args[0]; @@ -447,7 +453,7 @@ static target_ulong h_send_logical_lan(CPUState *env, sPAPREnvironment *spapr, lbuf = alloca(total_len); p = lbuf; for (i = 0; i < nbufs; i++) { - ret = spapr_tce_dma_read(sdev, VLAN_BD_ADDR(bufs[i]), + ret = spapr_vio_dma_read(sdev, VLAN_BD_ADDR(bufs[i]), p, VLAN_BD_LEN(bufs[i])); if (ret < 0) { return ret; @@ -461,7 +467,7 @@ static target_ulong h_send_logical_lan(CPUState *env, sPAPREnvironment *spapr, return H_SUCCESS; } -static target_ulong h_multicast_ctrl(CPUState *env, sPAPREnvironment *spapr, +static target_ulong h_multicast_ctrl(CPUPPCState *env, sPAPREnvironment *spapr, target_ulong opcode, target_ulong *args) { target_ulong reg = args[0]; @@ -475,7 +481,7 @@ static target_ulong h_multicast_ctrl(CPUState *env, sPAPREnvironment *spapr, } static Property spapr_vlan_properties[] = { - DEFINE_SPAPR_PROPERTIES(VIOsPAPRVLANDevice, sdev, 0x1000, 0x10000000), + DEFINE_SPAPR_PROPERTIES(VIOsPAPRVLANDevice, sdev), DEFINE_NIC_PROPERTIES(VIOsPAPRVLANDevice, nicconf), DEFINE_PROP_END_OF_LIST(), }; @@ -486,12 +492,14 @@ static void spapr_vlan_class_init(ObjectClass *klass, void *data) VIOsPAPRDeviceClass *k = VIO_SPAPR_DEVICE_CLASS(klass); k->init = spapr_vlan_init; + k->reset = spapr_vlan_reset; k->devnode = spapr_vlan_devnode; k->dt_name = "l-lan"; k->dt_type = "network"; k->dt_compatible = "IBM,l-lan"; k->signal_mask = 0x1; dc->props = spapr_vlan_properties; + k->rtce_window_size = 0x10000000; } static TypeInfo spapr_vlan_info = { @@ -501,7 +509,7 @@ static TypeInfo spapr_vlan_info = { .class_init = spapr_vlan_class_init, }; -static void spapr_vlan_register(void) +static void spapr_vlan_register_types(void) { spapr_register_hypercall(H_REGISTER_LOGICAL_LAN, h_register_logical_lan); spapr_register_hypercall(H_FREE_LOGICAL_LAN, h_free_logical_lan); @@ -511,4 +519,5 @@ static void spapr_vlan_register(void) spapr_register_hypercall(H_MULTICAST_CTRL, h_multicast_ctrl); type_register_static(&spapr_vlan_info); } -device_init(spapr_vlan_register); + +type_init(spapr_vlan_register_types)