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-rw-r--r--hw/i386/pc.c6
-rw-r--r--hw/misc/macio/cuda.c246
-rw-r--r--hw/net/rocker/rocker.c6
-rw-r--r--hw/net/rocker/rocker_of_dpa.c12
-rw-r--r--hw/ppc/mac.h3
-rw-r--r--hw/ppc/mac_newworld.c3
6 files changed, 171 insertions, 105 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 0cb8afd2c2..5e20e07b6f 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1795,9 +1795,9 @@ static void pc_machine_set_max_ram_below_4g(Object *obj, Visitor *v,
return;
}
if (value > (1ULL << 32)) {
- error_set(&error, ERROR_CLASS_GENERIC_ERROR,
- "Machine option 'max-ram-below-4g=%"PRIu64
- "' expects size less than or equal to 4G", value);
+ error_setg(&error,
+ "Machine option 'max-ram-below-4g=%"PRIu64
+ "' expects size less than or equal to 4G", value);
error_propagate(errp, error);
return;
}
diff --git a/hw/misc/macio/cuda.c b/hw/misc/macio/cuda.c
index 0fd75b376f..9db4c64150 100644
--- a/hw/misc/macio/cuda.c
+++ b/hw/misc/macio/cuda.c
@@ -57,6 +57,8 @@
#define IER_SET 0x80 /* set bits in IER */
#define IER_CLR 0 /* clear bits in IER */
#define SR_INT 0x04 /* Shift register full/empty */
+#define SR_DATA_INT 0x08
+#define SR_CLOCK_INT 0x10
#define T1_INT 0x40 /* Timer 1 interrupt */
#define T2_INT 0x20 /* Timer 2 interrupt */
@@ -108,6 +110,24 @@
/* CUDA returns time_t's offset from Jan 1, 1904, not 1970 */
#define RTC_OFFSET 2082844800
+/* CUDA registers */
+#define CUDA_REG_B 0x00
+#define CUDA_REG_A 0x01
+#define CUDA_REG_DIRB 0x02
+#define CUDA_REG_DIRA 0x03
+#define CUDA_REG_T1CL 0x04
+#define CUDA_REG_T1CH 0x05
+#define CUDA_REG_T1LL 0x06
+#define CUDA_REG_T1LH 0x07
+#define CUDA_REG_T2CL 0x08
+#define CUDA_REG_T2CH 0x09
+#define CUDA_REG_SR 0x0a
+#define CUDA_REG_ACR 0x0b
+#define CUDA_REG_PCR 0x0c
+#define CUDA_REG_IFR 0x0d
+#define CUDA_REG_IER 0x0e
+#define CUDA_REG_ANH 0x0f
+
static void cuda_update(CUDAState *s);
static void cuda_receive_packet_from_host(CUDAState *s,
const uint8_t *data, int len);
@@ -116,47 +136,48 @@ static void cuda_timer_update(CUDAState *s, CUDATimer *ti,
static void cuda_update_irq(CUDAState *s)
{
- if (s->ifr & s->ier & (SR_INT | T1_INT)) {
+ if (s->ifr & s->ier & (SR_INT | T1_INT | T2_INT)) {
qemu_irq_raise(s->irq);
} else {
qemu_irq_lower(s->irq);
}
}
-static uint64_t get_tb(uint64_t freq)
+static uint64_t get_tb(uint64_t time, uint64_t freq)
{
- return muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL),
- freq, get_ticks_per_sec());
+ return muldiv64(time, freq, get_ticks_per_sec());
}
-static unsigned int get_counter(CUDATimer *s)
+static unsigned int get_counter(CUDATimer *ti)
{
int64_t d;
unsigned int counter;
uint64_t tb_diff;
+ uint64_t current_time = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
/* Reverse of the tb calculation algorithm that Mac OS X uses on bootup. */
- tb_diff = get_tb(s->frequency) - s->load_time;
- d = (tb_diff * 0xBF401675E5DULL) / (s->frequency << 24);
+ tb_diff = get_tb(current_time, ti->frequency) - ti->load_time;
+ d = (tb_diff * 0xBF401675E5DULL) / (ti->frequency << 24);
- if (s->index == 0) {
+ if (ti->index == 0) {
/* the timer goes down from latch to -1 (period of latch + 2) */
- if (d <= (s->counter_value + 1)) {
- counter = (s->counter_value - d) & 0xffff;
+ if (d <= (ti->counter_value + 1)) {
+ counter = (ti->counter_value - d) & 0xffff;
} else {
- counter = (d - (s->counter_value + 1)) % (s->latch + 2);
- counter = (s->latch - counter) & 0xffff;
+ counter = (d - (ti->counter_value + 1)) % (ti->latch + 2);
+ counter = (ti->latch - counter) & 0xffff;
}
} else {
- counter = (s->counter_value - d) & 0xffff;
+ counter = (ti->counter_value - d) & 0xffff;
}
return counter;
}
static void set_counter(CUDAState *s, CUDATimer *ti, unsigned int val)
{
- CUDA_DPRINTF("T%d.counter=%d\n", 1 + (ti->timer == NULL), val);
- ti->load_time = get_tb(s->frequency);
+ CUDA_DPRINTF("T%d.counter=%d\n", 1 + ti->index, val);
+ ti->load_time = get_tb(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL),
+ s->frequency);
ti->counter_value = val;
cuda_timer_update(s, ti, ti->load_time);
}
@@ -199,7 +220,7 @@ static void cuda_timer_update(CUDAState *s, CUDATimer *ti,
{
if (!ti->timer)
return;
- if ((s->acr & T1MODE) != T1MODE_CONT) {
+ if (ti->index == 0 && (s->acr & T1MODE) != T1MODE_CONT) {
timer_del(ti->timer);
} else {
ti->next_irq_time = get_next_irq_time(ti, current_time);
@@ -217,6 +238,41 @@ static void cuda_timer1(void *opaque)
cuda_update_irq(s);
}
+static void cuda_timer2(void *opaque)
+{
+ CUDAState *s = opaque;
+ CUDATimer *ti = &s->timers[1];
+
+ cuda_timer_update(s, ti, ti->next_irq_time);
+ s->ifr |= T2_INT;
+ cuda_update_irq(s);
+}
+
+static void cuda_set_sr_int(void *opaque)
+{
+ CUDAState *s = opaque;
+
+ CUDA_DPRINTF("CUDA: %s:%d\n", __func__, __LINE__);
+ s->ifr |= SR_INT;
+ cuda_update_irq(s);
+}
+
+static void cuda_delay_set_sr_int(CUDAState *s)
+{
+ int64_t expire;
+
+ if (s->dirb == 0xff) {
+ /* Not in Mac OS, fire the IRQ directly */
+ cuda_set_sr_int(s);
+ return;
+ }
+
+ CUDA_DPRINTF("CUDA: %s:%d\n", __func__, __LINE__);
+
+ expire = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 300 * SCALE_US;
+ timer_mod(s->sr_delay_timer, expire);
+}
+
static uint32_t cuda_readb(void *opaque, hwaddr addr)
{
CUDAState *s = opaque;
@@ -224,66 +280,68 @@ static uint32_t cuda_readb(void *opaque, hwaddr addr)
addr = (addr >> 9) & 0xf;
switch(addr) {
- case 0:
+ case CUDA_REG_B:
val = s->b;
break;
- case 1:
+ case CUDA_REG_A:
val = s->a;
break;
- case 2:
+ case CUDA_REG_DIRB:
val = s->dirb;
break;
- case 3:
+ case CUDA_REG_DIRA:
val = s->dira;
break;
- case 4:
+ case CUDA_REG_T1CL:
val = get_counter(&s->timers[0]) & 0xff;
s->ifr &= ~T1_INT;
cuda_update_irq(s);
break;
- case 5:
+ case CUDA_REG_T1CH:
val = get_counter(&s->timers[0]) >> 8;
cuda_update_irq(s);
break;
- case 6:
+ case CUDA_REG_T1LL:
val = s->timers[0].latch & 0xff;
break;
- case 7:
+ case CUDA_REG_T1LH:
/* XXX: check this */
val = (s->timers[0].latch >> 8) & 0xff;
break;
- case 8:
+ case CUDA_REG_T2CL:
val = get_counter(&s->timers[1]) & 0xff;
s->ifr &= ~T2_INT;
+ cuda_update_irq(s);
break;
- case 9:
+ case CUDA_REG_T2CH:
val = get_counter(&s->timers[1]) >> 8;
break;
- case 10:
+ case CUDA_REG_SR:
val = s->sr;
- s->ifr &= ~SR_INT;
+ s->ifr &= ~(SR_INT | SR_CLOCK_INT | SR_DATA_INT);
cuda_update_irq(s);
break;
- case 11:
+ case CUDA_REG_ACR:
val = s->acr;
break;
- case 12:
+ case CUDA_REG_PCR:
val = s->pcr;
break;
- case 13:
+ case CUDA_REG_IFR:
val = s->ifr;
- if (s->ifr & s->ier)
+ if (s->ifr & s->ier) {
val |= 0x80;
+ }
break;
- case 14:
+ case CUDA_REG_IER:
val = s->ier | 0x80;
break;
default:
- case 15:
+ case CUDA_REG_ANH:
val = s->anh;
break;
}
- if (addr != 13 || val != 0) {
+ if (addr != CUDA_REG_IFR || val != 0) {
CUDA_DPRINTF("read: reg=0x%x val=%02x\n", (int)addr, val);
}
@@ -298,61 +356,65 @@ static void cuda_writeb(void *opaque, hwaddr addr, uint32_t val)
CUDA_DPRINTF("write: reg=0x%x val=%02x\n", (int)addr, val);
switch(addr) {
- case 0:
+ case CUDA_REG_B:
s->b = val;
cuda_update(s);
break;
- case 1:
+ case CUDA_REG_A:
s->a = val;
break;
- case 2:
+ case CUDA_REG_DIRB:
s->dirb = val;
break;
- case 3:
+ case CUDA_REG_DIRA:
s->dira = val;
break;
- case 4:
+ case CUDA_REG_T1CL:
s->timers[0].latch = (s->timers[0].latch & 0xff00) | val;
cuda_timer_update(s, &s->timers[0], qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
break;
- case 5:
+ case CUDA_REG_T1CH:
s->timers[0].latch = (s->timers[0].latch & 0xff) | (val << 8);
s->ifr &= ~T1_INT;
set_counter(s, &s->timers[0], s->timers[0].latch);
break;
- case 6:
+ case CUDA_REG_T1LL:
s->timers[0].latch = (s->timers[0].latch & 0xff00) | val;
cuda_timer_update(s, &s->timers[0], qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
break;
- case 7:
+ case CUDA_REG_T1LH:
s->timers[0].latch = (s->timers[0].latch & 0xff) | (val << 8);
s->ifr &= ~T1_INT;
cuda_timer_update(s, &s->timers[0], qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
break;
- case 8:
- s->timers[1].latch = val;
- set_counter(s, &s->timers[1], val);
+ case CUDA_REG_T2CL:
+ s->timers[1].latch = (s->timers[1].latch & 0xff00) | val;
break;
- case 9:
- set_counter(s, &s->timers[1], (val << 8) | s->timers[1].latch);
+ case CUDA_REG_T2CH:
+ /* To ensure T2 generates an interrupt on zero crossing with the
+ common timer code, write the value directly from the latch to
+ the counter */
+ s->timers[1].latch = (s->timers[1].latch & 0xff) | (val << 8);
+ s->ifr &= ~T2_INT;
+ set_counter(s, &s->timers[1], s->timers[1].latch);
break;
- case 10:
+ case CUDA_REG_SR:
s->sr = val;
break;
- case 11:
+ case CUDA_REG_ACR:
s->acr = val;
cuda_timer_update(s, &s->timers[0], qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
cuda_update(s);
break;
- case 12:
+ case CUDA_REG_PCR:
s->pcr = val;
break;
- case 13:
+ case CUDA_REG_IFR:
/* reset bits */
s->ifr &= ~val;
cuda_update_irq(s);
break;
- case 14:
+ case CUDA_REG_IER:
if (val & IER_SET) {
/* set bits */
s->ier |= val & 0x7f;
@@ -363,7 +425,7 @@ static void cuda_writeb(void *opaque, hwaddr addr, uint32_t val)
cuda_update_irq(s);
break;
default:
- case 15:
+ case CUDA_REG_ANH:
s->anh = val;
break;
}
@@ -384,8 +446,7 @@ static void cuda_update(CUDAState *s)
if (s->data_out_index < sizeof(s->data_out)) {
CUDA_DPRINTF("send: %02x\n", s->sr);
s->data_out[s->data_out_index++] = s->sr;
- s->ifr |= SR_INT;
- cuda_update_irq(s);
+ cuda_delay_set_sr_int(s);
}
}
} else {
@@ -398,8 +459,7 @@ static void cuda_update(CUDAState *s)
if (s->data_in_index >= s->data_in_size) {
s->b = (s->b | TREQ);
}
- s->ifr |= SR_INT;
- cuda_update_irq(s);
+ cuda_delay_set_sr_int(s);
}
}
}
@@ -411,15 +471,13 @@ static void cuda_update(CUDAState *s)
s->b = (s->b | TREQ);
else
s->b = (s->b & ~TREQ);
- s->ifr |= SR_INT;
- cuda_update_irq(s);
+ cuda_delay_set_sr_int(s);
} else {
if (!(s->last_b & TIP)) {
/* handle end of host to cuda transfer */
packet_received = (s->data_out_index > 0);
/* always an IRQ at the end of transfer */
- s->ifr |= SR_INT;
- cuda_update_irq(s);
+ cuda_delay_set_sr_int(s);
}
/* signal if there is data to read */
if (s->data_in_index < s->data_in_size) {
@@ -456,8 +514,7 @@ static void cuda_send_packet_to_host(CUDAState *s,
s->data_in_size = len;
s->data_in_index = 0;
cuda_update(s);
- s->ifr |= SR_INT;
- cuda_update_irq(s);
+ cuda_delay_set_sr_int(s);
}
static void cuda_adb_poll(void *opaque)
@@ -480,7 +537,7 @@ static void cuda_adb_poll(void *opaque)
static void cuda_receive_packet(CUDAState *s,
const uint8_t *data, int len)
{
- uint8_t obuf[16];
+ uint8_t obuf[16] = { CUDA_PACKET, 0, data[0] };
int autopoll;
uint32_t ti;
@@ -497,23 +554,18 @@ static void cuda_receive_packet(CUDAState *s,
timer_del(s->adb_poll_timer);
}
}
- obuf[0] = CUDA_PACKET;
- obuf[1] = data[1];
- cuda_send_packet_to_host(s, obuf, 2);
+ cuda_send_packet_to_host(s, obuf, 3);
+ break;
+ case CUDA_GET_6805_ADDR:
+ cuda_send_packet_to_host(s, obuf, 3);
break;
case CUDA_SET_TIME:
ti = (((uint32_t)data[1]) << 24) + (((uint32_t)data[2]) << 16) + (((uint32_t)data[3]) << 8) + data[4];
s->tick_offset = ti - (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / get_ticks_per_sec());
- obuf[0] = CUDA_PACKET;
- obuf[1] = 0;
- obuf[2] = 0;
cuda_send_packet_to_host(s, obuf, 3);
break;
case CUDA_GET_TIME:
ti = s->tick_offset + (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / get_ticks_per_sec());
- obuf[0] = CUDA_PACKET;
- obuf[1] = 0;
- obuf[2] = 0;
obuf[3] = ti >> 24;
obuf[4] = ti >> 16;
obuf[5] = ti >> 8;
@@ -524,22 +576,34 @@ static void cuda_receive_packet(CUDAState *s,
case CUDA_SET_DEVICE_LIST:
case CUDA_SET_AUTO_RATE:
case CUDA_SET_POWER_MESSAGES:
- obuf[0] = CUDA_PACKET;
- obuf[1] = 0;
- cuda_send_packet_to_host(s, obuf, 2);
+ cuda_send_packet_to_host(s, obuf, 3);
break;
case CUDA_POWERDOWN:
- obuf[0] = CUDA_PACKET;
- obuf[1] = 0;
- cuda_send_packet_to_host(s, obuf, 2);
+ cuda_send_packet_to_host(s, obuf, 3);
qemu_system_shutdown_request();
break;
case CUDA_RESET_SYSTEM:
- obuf[0] = CUDA_PACKET;
- obuf[1] = 0;
- cuda_send_packet_to_host(s, obuf, 2);
+ cuda_send_packet_to_host(s, obuf, 3);
qemu_system_reset_request();
break;
+ case CUDA_COMBINED_FORMAT_IIC:
+ obuf[0] = ERROR_PACKET;
+ obuf[1] = 0x5;
+ obuf[2] = CUDA_PACKET;
+ obuf[3] = data[0];
+ cuda_send_packet_to_host(s, obuf, 4);
+ break;
+ case CUDA_GET_SET_IIC:
+ if (len == 4) {
+ cuda_send_packet_to_host(s, obuf, 3);
+ } else {
+ obuf[0] = ERROR_PACKET;
+ obuf[1] = 0x2;
+ obuf[2] = CUDA_PACKET;
+ obuf[3] = data[0];
+ cuda_send_packet_to_host(s, obuf, 4);
+ }
+ break;
default:
break;
}
@@ -560,19 +624,21 @@ static void cuda_receive_packet_from_host(CUDAState *s,
switch(data[0]) {
case ADB_PACKET:
{
- uint8_t obuf[ADB_MAX_OUT_LEN + 2];
+ uint8_t obuf[ADB_MAX_OUT_LEN + 3];
int olen;
olen = adb_request(&s->adb_bus, obuf + 2, data + 1, len - 1);
if (olen > 0) {
obuf[0] = ADB_PACKET;
obuf[1] = 0x00;
+ cuda_send_packet_to_host(s, obuf, olen + 2);
} else {
/* error */
obuf[0] = ADB_PACKET;
obuf[1] = -olen;
+ obuf[2] = data[1];
olen = 0;
+ cuda_send_packet_to_host(s, obuf, olen + 3);
}
- cuda_send_packet_to_host(s, obuf, olen + 2);
}
break;
case CUDA_PACKET:
@@ -671,7 +737,7 @@ static void cuda_reset(DeviceState *dev)
s->b = 0;
s->a = 0;
- s->dirb = 0;
+ s->dirb = 0xff;
s->dira = 0;
s->sr = 0;
s->acr = 0;
@@ -688,8 +754,9 @@ static void cuda_reset(DeviceState *dev)
s->timers[0].latch = 0xffff;
set_counter(s, &s->timers[0], 0xffff);
- s->timers[1].latch = 0;
- set_counter(s, &s->timers[1], 0xffff);
+ s->timers[1].latch = 0xffff;
+
+ s->sr_delay_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, cuda_set_sr_int, s);
}
static void cuda_realizefn(DeviceState *dev, Error **errp)
@@ -699,7 +766,8 @@ static void cuda_realizefn(DeviceState *dev, Error **errp)
s->timers[0].timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, cuda_timer1, s);
s->timers[0].frequency = s->frequency;
- s->timers[1].frequency = s->frequency;
+ s->timers[1].timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, cuda_timer2, s);
+ s->timers[1].frequency = (SCALE_US * 6000) / 4700;
qemu_get_timedate(&tm, 0);
s->tick_offset = (uint32_t)mktimegm(&tm) + RTC_OFFSET;
diff --git a/hw/net/rocker/rocker.c b/hw/net/rocker/rocker.c
index bb6fdc364d..c57f1a661a 100644
--- a/hw/net/rocker/rocker.c
+++ b/hw/net/rocker/rocker.c
@@ -101,8 +101,7 @@ RockerSwitch *qmp_query_rocker(const char *name, Error **errp)
r = rocker_find(name);
if (!r) {
- error_set(errp, ERROR_CLASS_GENERIC_ERROR,
- "rocker %s not found", name);
+ error_setg(errp, "rocker %s not found", name);
return NULL;
}
@@ -122,8 +121,7 @@ RockerPortList *qmp_query_rocker_ports(const char *name, Error **errp)
r = rocker_find(name);
if (!r) {
- error_set(errp, ERROR_CLASS_GENERIC_ERROR,
- "rocker %s not found", name);
+ error_setg(errp, "rocker %s not found", name);
return NULL;
}
diff --git a/hw/net/rocker/rocker_of_dpa.c b/hw/net/rocker/rocker_of_dpa.c
index 1ad2791965..3cf1d61fe4 100644
--- a/hw/net/rocker/rocker_of_dpa.c
+++ b/hw/net/rocker/rocker_of_dpa.c
@@ -2462,15 +2462,13 @@ RockerOfDpaFlowList *qmp_query_rocker_of_dpa_flows(const char *name,
r = rocker_find(name);
if (!r) {
- error_set(errp, ERROR_CLASS_GENERIC_ERROR,
- "rocker %s not found", name);
+ error_setg(errp, "rocker %s not found", name);
return NULL;
}
w = rocker_get_world(r, ROCKER_WORLD_TYPE_OF_DPA);
if (!w) {
- error_set(errp, ERROR_CLASS_GENERIC_ERROR,
- "rocker %s doesn't have OF-DPA world", name);
+ error_setg(errp, "rocker %s doesn't have OF-DPA world", name);
return NULL;
}
@@ -2597,15 +2595,13 @@ RockerOfDpaGroupList *qmp_query_rocker_of_dpa_groups(const char *name,
r = rocker_find(name);
if (!r) {
- error_set(errp, ERROR_CLASS_GENERIC_ERROR,
- "rocker %s not found", name);
+ error_setg(errp, "rocker %s not found", name);
return NULL;
}
w = rocker_get_world(r, ROCKER_WORLD_TYPE_OF_DPA);
if (!w) {
- error_set(errp, ERROR_CLASS_GENERIC_ERROR,
- "rocker %s doesn't have OF-DPA world", name);
+ error_setg(errp, "rocker %s doesn't have OF-DPA world", name);
return NULL;
}
diff --git a/hw/ppc/mac.h b/hw/ppc/mac.h
index 8bdba30c1e..e375ed2b2b 100644
--- a/hw/ppc/mac.h
+++ b/hw/ppc/mac.h
@@ -103,6 +103,9 @@ typedef struct CUDAState {
uint8_t last_b;
uint8_t last_acr;
+ /* MacOS 9 is racy and requires a delay upon setting the SR_INT bit */
+ QEMUTimer *sr_delay_timer;
+
int data_in_size;
int data_in_index;
int data_out_index;
diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
index 66d016c6fa..1b9a573cae 100644
--- a/hw/ppc/mac_newworld.c
+++ b/hw/ppc/mac_newworld.c
@@ -371,12 +371,13 @@ static void ppc_core99_init(MachineState *machine)
/* 970 gets a U3 bus */
pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
machine_arch = ARCH_MAC99_U3;
- machine->usb |= defaults_enabled() && !machine->usb_disabled;
} else {
pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
machine_arch = ARCH_MAC99;
}
+ machine->usb |= defaults_enabled() && !machine->usb_disabled;
+
/* Timebase Frequency */
if (kvm_enabled()) {
tbfreq = kvmppc_get_tbfreq();
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-15 01:49:44 +0000