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xbox: Use new mc146818 interface, set x86ms->rtc

This commit is contained in:
Matt Borgerson 2025-01-06 04:08:42 -07:00
parent 4239f64dd5
commit f45e61afc8
1 changed files with 4 additions and 3 deletions
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7
hw/xbox/xbox.c
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@ -229,7 +229,7 @@ void xbox_init_common(MachineState *machine,
// DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
// BusState *idebus[MAX_IDE_BUS];
ISADevice *rtc_state;
MC146818RtcState *rtc_state;
ISADevice *pit = NULL;
int pit_isa_irq = 0;
qemu_irq pit_alt_irq = NULL;
@ -279,6 +279,7 @@ void xbox_init_common(MachineState *machine,
/* init basic PC hardware */
rtc_state = mc146818_rtc_init(isa_bus, 2000, NULL);
x86ms->rtc = ISA_DEVICE(rtc_state);
if (kvm_pit_in_kernel()) {
pit = kvm_pit_init(isa_bus, 0x40);
@ -298,12 +299,12 @@ void xbox_init_common(MachineState *machine,
// xbox bios wants this bit pattern set to mark the data as valid
uint8_t bits = 0x55;
for (i = 0x10; i < 0x70; i++) {
rtc_set_memory(rtc_state, i, bits);
mc146818rtc_set_cmos_data(rtc_state, i, bits);
bits = ~bits;
}
bits = 0x55;
for (i = 0x80; i < 0x100; i++) {
rtc_set_memory(rtc_state, i, bits);
mc146818rtc_set_cmos_data(rtc_state, i, bits);
bits = ~bits;
}