diff options
Diffstat (limited to 'hw/ppc/spapr.c')
-rw-r--r-- | hw/ppc/spapr.c | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 4b566aa410..279b88af97 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -88,6 +88,9 @@ int spapr_allocate_irq(int hint, bool lsi) if (hint) { irq = hint; + if (hint >= spapr->next_irq) { + spapr->next_irq = hint + 1; + } /* FIXME: we should probably check for collisions somehow */ } else { irq = spapr->next_irq++; @@ -103,22 +106,39 @@ int spapr_allocate_irq(int hint, bool lsi) return irq; } -/* Allocate block of consequtive IRQs, returns a number of the first */ -int spapr_allocate_irq_block(int num, bool lsi) +/* + * Allocate block of consequtive IRQs, returns a number of the first. + * If msi==true, aligns the first IRQ number to num. + */ +int spapr_allocate_irq_block(int num, bool lsi, bool msi) { int first = -1; - int i; + int i, hint = 0; + + /* + * MSIMesage::data is used for storing VIRQ so + * it has to be aligned to num to support multiple + * MSI vectors. MSI-X is not affected by this. + * The hint is used for the first IRQ, the rest should + * be allocated continously. + */ + if (msi) { + assert((num == 1) || (num == 2) || (num == 4) || + (num == 8) || (num == 16) || (num == 32)); + hint = (spapr->next_irq + num - 1) & ~(num - 1); + } for (i = 0; i < num; ++i) { int irq; - irq = spapr_allocate_irq(0, lsi); + irq = spapr_allocate_irq(hint, lsi); if (!irq) { return -1; } if (0 == i) { first = irq; + hint = 0; } /* If the above doesn't create a consecutive block then that's @@ -262,7 +282,7 @@ static void *spapr_create_fdt_skel(const char *cpu_model, uint32_t start_prop = cpu_to_be32(initrd_base); uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size); char hypertas_prop[] = "hcall-pft\0hcall-term\0hcall-dabr\0hcall-interrupt" - "\0hcall-tce\0hcall-vio\0hcall-splpar\0hcall-bulk"; + "\0hcall-tce\0hcall-vio\0hcall-splpar\0hcall-bulk\0hcall-set-mode"; char qemu_hypertas_prop[] = "hcall-memop1"; uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)}; uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(smp_cpus)}; @@ -1071,7 +1091,7 @@ static void ppc_spapr_init(QEMUMachineInitArgs *args) const char *kernel_filename = args->kernel_filename; const char *kernel_cmdline = args->kernel_cmdline; const char *initrd_filename = args->initrd_filename; - const char *boot_device = args->boot_device; + const char *boot_device = args->boot_order; PowerPCCPU *cpu; CPUPPCState *env; PCIHostState *phb; @@ -1214,6 +1234,7 @@ static void ppc_spapr_init(QEMUMachineInitArgs *args) spapr_create_nvram(spapr); /* Set up PCI */ + spapr_pci_msi_init(spapr, SPAPR_PCI_MSI_WINDOW); spapr_pci_rtas_init(); phb = spapr_create_phb(spapr, 0); @@ -1325,7 +1346,7 @@ static QEMUMachine spapr_machine = { .block_default_type = IF_SCSI, .max_cpus = MAX_CPUS, .no_parallel = 1, - .boot_order = NULL, + .default_boot_order = NULL, }; static void spapr_machine_init(void) |