diff options
Diffstat (limited to 'hw/pc.c')
| -rw-r--r-- | hw/pc.c | 20 |
1 files changed, 1 insertions, 19 deletions
@@ -36,8 +36,6 @@ #define KERNEL_PARAMS_ADDR 0x00090000 #define KERNEL_CMDLINE_ADDR 0x00099000 -int speaker_data_on; -int dummy_refresh_clock; static fdctrl_t *floppy_controller; static RTCState *rtc_state; static PITState *pit; @@ -273,21 +271,6 @@ static void cmos_init(int ram_size, int boot_device, BlockDriverState **hd_table // rtc_set_memory(s, 0x38, 1); } -static void speaker_ioport_write(void *opaque, uint32_t addr, uint32_t val) -{ - speaker_data_on = (val >> 1) & 1; - pit_set_gate(pit, 2, val & 1); -} - -static uint32_t speaker_ioport_read(void *opaque, uint32_t addr) -{ - int out; - out = pit_get_out(pit, 2, qemu_get_clock(vm_clock)); - dummy_refresh_clock ^= 1; - return (speaker_data_on << 1) | pit_get_gate(pit, 2) | (out << 5) | - (dummy_refresh_clock << 4); -} - void ioport_set_a20(int enable) { /* XXX: send to all CPUs ? */ @@ -783,8 +766,6 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device, } rtc_state = rtc_init(0x70, 8); - register_ioport_read(0x61, 1, 1, speaker_ioport_read, NULL); - register_ioport_write(0x61, 1, 1, speaker_ioport_write, NULL); register_ioport_read(0x92, 1, 1, ioport92_read, NULL); register_ioport_write(0x92, 1, 1, ioport92_write, NULL); @@ -794,6 +775,7 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device, } isa_pic = pic_init(pic_irq_request, first_cpu); pit = pit_init(0x40, 0); + pcspk_init(pit); if (pci_enabled) { pic_set_alt_irq_func(isa_pic, ioapic_set_irq, ioapic); } |