diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/sun4m.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/hw/sun4m.c b/hw/sun4m.c index a959261209..0f909b5f86 100644 --- a/hw/sun4m.c +++ b/hw/sun4m.c @@ -832,6 +832,10 @@ static void cpu_devinit(const char *cpu_model, unsigned int id, env->prom_addr = prom_addr; } +static void dummy_fdc_tc(void *opaque, int irq, int level) +{ +} + static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size, const char *boot_device, const char *kernel_filename, @@ -942,9 +946,6 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size, serial_hds[0], serial_hds[1], ESCC_CLOCK, 1); cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1); - slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base, - slavio_irq[30], fdc_tc); - if (hwdef->apc_base) { apc_init(hwdef->apc_base, cpu_halt[0]); } @@ -955,8 +956,13 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size, fd[0] = drive_get(IF_FLOPPY, 0, 0); sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd, &fdc_tc); + } else { + fdc_tc = *qemu_allocate_irqs(dummy_fdc_tc, NULL, 1); } + slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base, + slavio_irq[30], fdc_tc); + if (drive_get_max_bus(IF_SCSI) > 0) { fprintf(stderr, "qemu: too many SCSI bus\n"); exit(1); @@ -1772,16 +1778,18 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size, slavio_irq[1], serial_hds[0], serial_hds[1], ESCC_CLOCK, 1); - slavio_misc_init(0, hwdef->aux1_base, 0, slavio_irq[1], fdc_tc); - if (hwdef->fd_base != (target_phys_addr_t)-1) { /* there is zero or one floppy drive */ memset(fd, 0, sizeof(fd)); fd[0] = drive_get(IF_FLOPPY, 0, 0); sun4m_fdctrl_init(slavio_irq[1], hwdef->fd_base, fd, &fdc_tc); + } else { + fdc_tc = *qemu_allocate_irqs(dummy_fdc_tc, NULL, 1); } + slavio_misc_init(0, hwdef->aux1_base, 0, slavio_irq[1], fdc_tc); + if (drive_get_max_bus(IF_SCSI) > 0) { fprintf(stderr, "qemu: too many SCSI bus\n"); exit(1); |