diff options
Diffstat (limited to 'hw/riscv')
| -rw-r--r-- | hw/riscv/virt.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index 4a11b4b..61fdb52 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -505,13 +505,14 @@ static void create_fdt_imsic(RISCVVirtState *s, const MemMapEntry *memmap, int cpu, socket; char *imsic_name; MachineState *mc = MACHINE(s); + int socket_count = riscv_socket_count(mc); uint32_t imsic_max_hart_per_socket, imsic_guest_bits; uint32_t *imsic_cells, *imsic_regs, imsic_addr, imsic_size; *msi_m_phandle = (*phandle)++; *msi_s_phandle = (*phandle)++; imsic_cells = g_new0(uint32_t, mc->smp.cpus * 2); - imsic_regs = g_new0(uint32_t, riscv_socket_count(mc) * 4); + imsic_regs = g_new0(uint32_t, socket_count * 4); /* M-level IMSIC node */ for (cpu = 0; cpu < mc->smp.cpus; cpu++) { @@ -519,7 +520,7 @@ static void create_fdt_imsic(RISCVVirtState *s, const MemMapEntry *memmap, imsic_cells[cpu * 2 + 1] = cpu_to_be32(IRQ_M_EXT); } imsic_max_hart_per_socket = 0; - for (socket = 0; socket < riscv_socket_count(mc); socket++) { + for (socket = 0; socket < socket_count; socket++) { imsic_addr = memmap[VIRT_IMSIC_M].base + socket * VIRT_IMSIC_GROUP_MAX_SIZE; imsic_size = IMSIC_HART_SIZE(0) * s->soc[socket].num_harts; @@ -545,14 +546,14 @@ static void create_fdt_imsic(RISCVVirtState *s, const MemMapEntry *memmap, qemu_fdt_setprop(mc->fdt, imsic_name, "interrupts-extended", imsic_cells, mc->smp.cpus * sizeof(uint32_t) * 2); qemu_fdt_setprop(mc->fdt, imsic_name, "reg", imsic_regs, - riscv_socket_count(mc) * sizeof(uint32_t) * 4); + socket_count * sizeof(uint32_t) * 4); qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,num-ids", VIRT_IRQCHIP_NUM_MSIS); - if (riscv_socket_count(mc) > 1) { + if (socket_count > 1) { qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,hart-index-bits", imsic_num_bits(imsic_max_hart_per_socket)); qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,group-index-bits", - imsic_num_bits(riscv_socket_count(mc))); + imsic_num_bits(socket_count)); qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,group-index-shift", IMSIC_MMIO_GROUP_MIN_SHIFT); } @@ -567,7 +568,7 @@ static void create_fdt_imsic(RISCVVirtState *s, const MemMapEntry *memmap, } imsic_guest_bits = imsic_num_bits(s->aia_guests + 1); imsic_max_hart_per_socket = 0; - for (socket = 0; socket < riscv_socket_count(mc); socket++) { + for (socket = 0; socket < socket_count; socket++) { imsic_addr = memmap[VIRT_IMSIC_S].base + socket * VIRT_IMSIC_GROUP_MAX_SIZE; imsic_size = IMSIC_HART_SIZE(imsic_guest_bits) * @@ -594,18 +595,18 @@ static void create_fdt_imsic(RISCVVirtState *s, const MemMapEntry *memmap, qemu_fdt_setprop(mc->fdt, imsic_name, "interrupts-extended", imsic_cells, mc->smp.cpus * sizeof(uint32_t) * 2); qemu_fdt_setprop(mc->fdt, imsic_name, "reg", imsic_regs, - riscv_socket_count(mc) * sizeof(uint32_t) * 4); + socket_count * sizeof(uint32_t) * 4); qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,num-ids", VIRT_IRQCHIP_NUM_MSIS); if (imsic_guest_bits) { qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,guest-index-bits", imsic_guest_bits); } - if (riscv_socket_count(mc) > 1) { + if (socket_count > 1) { qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,hart-index-bits", imsic_num_bits(imsic_max_hart_per_socket)); qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,group-index-bits", - imsic_num_bits(riscv_socket_count(mc))); + imsic_num_bits(socket_count)); qemu_fdt_setprop_cell(mc->fdt, imsic_name, "riscv,group-index-shift", IMSIC_MMIO_GROUP_MIN_SHIFT); } @@ -733,6 +734,7 @@ static void create_fdt_sockets(RISCVVirtState *s, const MemMapEntry *memmap, MachineState *mc = MACHINE(s); uint32_t msi_m_phandle = 0, msi_s_phandle = 0; uint32_t *intc_phandles, xplic_phandles[MAX_NODES]; + int socket_count = riscv_socket_count(mc); qemu_fdt_add_subnode(mc->fdt, "/cpus"); qemu_fdt_setprop_cell(mc->fdt, "/cpus", "timebase-frequency", @@ -744,7 +746,7 @@ static void create_fdt_sockets(RISCVVirtState *s, const MemMapEntry *memmap, intc_phandles = g_new0(uint32_t, mc->smp.cpus); phandle_pos = mc->smp.cpus; - for (socket = (riscv_socket_count(mc) - 1); socket >= 0; socket--) { + for (socket = (socket_count - 1); socket >= 0; socket--) { phandle_pos -= s->soc[socket].num_harts; clust_name = g_strdup_printf("/cpus/cpu-map/cluster%d", socket); @@ -775,7 +777,7 @@ static void create_fdt_sockets(RISCVVirtState *s, const MemMapEntry *memmap, } phandle_pos = mc->smp.cpus; - for (socket = (riscv_socket_count(mc) - 1); socket >= 0; socket--) { + for (socket = (socket_count - 1); socket >= 0; socket--) { phandle_pos -= s->soc[socket].num_harts; if (s->aia_type == VIRT_AIA_TYPE_NONE) { @@ -790,7 +792,7 @@ static void create_fdt_sockets(RISCVVirtState *s, const MemMapEntry *memmap, g_free(intc_phandles); - for (socket = 0; socket < riscv_socket_count(mc); socket++) { + for (socket = 0; socket < socket_count; socket++) { if (socket == 0) { *irq_mmio_phandle = xplic_phandles[socket]; *irq_virtio_phandle = xplic_phandles[socket]; @@ -1051,7 +1053,8 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap) /* Pass seed to RNG */ qemu_guest_getrandom_nofail(rng_seed, sizeof(rng_seed)); - qemu_fdt_setprop(mc->fdt, "/chosen", "rng-seed", rng_seed, sizeof(rng_seed)); + qemu_fdt_setprop(mc->fdt, "/chosen", "rng-seed", + rng_seed, sizeof(rng_seed)); } static inline DeviceState *gpex_pcie_init(MemoryRegion *sys_mem, @@ -1328,9 +1331,10 @@ static void virt_machine_init(MachineState *machine) char *soc_name; DeviceState *mmio_irqchip, *virtio_irqchip, *pcie_irqchip; int i, base_hartid, hart_count; + int socket_count = riscv_socket_count(machine); /* Check socket count limit */ - if (VIRT_SOCKETS_MAX < riscv_socket_count(machine)) { + if (VIRT_SOCKETS_MAX < socket_count) { error_report("number of sockets/nodes should be less than %d", VIRT_SOCKETS_MAX); exit(1); @@ -1338,7 +1342,7 @@ static void virt_machine_init(MachineState *machine) /* Initialize sockets */ mmio_irqchip = virtio_irqchip = pcie_irqchip = NULL; - for (i = 0; i < riscv_socket_count(machine); i++) { + for (i = 0; i < socket_count; i++) { if (!riscv_socket_check_hartids(machine, i)) { error_report("discontinuous hartids in socket%d", i); exit(1); |