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Worked on TVOut

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This commit is contained in:
Martijn de Vos committed 2023-12-31 14:45:21 +01:00
1 parent d9aae4f4af
commit 51aeda9707
2 files changed
+27 -12
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hw/arm/ipod_touch_tvout.c
+21 -12
View File
@@ -5,9 +5,13 @@ static uint64_t ipod_touch_tvout_sdo_read(void *opaque, hwaddr offset, unsigned
{
IPodTouchTVOutState *s = (IPodTouchTVOutState *)opaque;
printf("%s: offset = 0x%08x\n", __func__, offset);
//printf("%s: offset = 0x%08x\n", __func__, offset);
switch(offset) {
case SDO_CLKCON:
return s->sdo_clkcon;
case SDO_CONFIG:
return s->sdo_config;
case SDO_IRQ:
return s->sdo_irq;
case SDO_IRQMASK:
@@ -23,12 +27,17 @@ static void ipod_touch_tvout_sdo_write(void *opaque, hwaddr offset, uint64_t val
{
IPodTouchTVOutState *s = (IPodTouchTVOutState *)opaque;
printf("%s: writing 0x%08x to 0x%08x\n", __func__, value, offset);
//printf("%s: writing 0x%08x to 0x%08x\n", __func__, value, offset);
switch(offset) {
case SDO_CLKCON:
s->sdo_clkcon = value;
return;
case SDO_CONFIG:
s->sdo_config = value;
return;
case SDO_IRQ:
s->sdo_irq = value;
printf("LOWERING SDO IRQ\n");
s->sdo_irq = 0x0;
qemu_irq_lower(s->irq);
return;
case SDO_IRQMASK:
@@ -41,11 +50,11 @@ static uint64_t ipod_touch_tvout_mixer1_read(void *opaque, hwaddr offset, unsign
{
IPodTouchTVOutState *s = (IPodTouchTVOutState *)opaque;
printf("%s: offset = 0x%08x\n", __func__, offset);
//printf("%s: offset = 0x%08x\n", __func__, offset);
switch(offset) {
case MXR_STATUS:
return s->mixer1_status;
return 0x4;
case MXR_CFG:
return s->mixer1_cfg;
default:
@@ -59,13 +68,13 @@ static void ipod_touch_tvout_mixer1_write(void *opaque, hwaddr offset, uint64_t
{
IPodTouchTVOutState *s = (IPodTouchTVOutState *)opaque;
printf("%s: writing 0x%08x to 0x%08x\n", __func__, value, offset);
//printf("%s: writing 0x%08x to 0x%08x\n", __func__, value, offset);
switch(offset) {
case MXR_STATUS:
s->mixer1_status = value;
if(value == 0x185 && (s->sdo_irq_mask & 1) == 0) {
printf("Raising SDO irq\n");
if((value & 0x1) && (s->sdo_irq_mask & 1) == 0 && s->irq_count < 2) {
s->sdo_irq = 0x1;
s->irq_count += 1; // ugly hack for now
qemu_irq_raise(s->irq);
}
break;
@@ -79,7 +88,7 @@ static uint64_t ipod_touch_tvout_mixer2_read(void *opaque, hwaddr offset, unsign
{
IPodTouchTVOutState *s = (IPodTouchTVOutState *)opaque;
printf("%s: offset = 0x%08x\n", __func__, offset);
//printf("%s: offset = 0x%08x\n", __func__, offset);
switch(offset) {
case MXR_STATUS:
@@ -97,7 +106,7 @@ static void ipod_touch_tvout_mixer2_write(void *opaque, hwaddr offset, uint64_t
{
IPodTouchTVOutState *s = (IPodTouchTVOutState *)opaque;
printf("%s: writing 0x%08x to 0x%08x\n", __func__, value, offset);
//printf("%s: writing 0x%08x to 0x%08x\n", __func__, value, offset);
switch(offset) {
case MXR_STATUS:
include/hw/arm/ipod_touch_tvout.h
+6
View File
@@ -8,6 +8,8 @@
#include "hw/sysbus.h"
#include "hw/irq.h"
#define SDO_CLKCON 0x0
#define SDO_CONFIG 0x8
#define SDO_IRQ 0x280
#define SDO_IRQMASK 0x284
@@ -31,8 +33,12 @@ typedef struct IPodTouchTVOutState {
uint32_t mixer2_status;
uint32_t mixer2_cfg;
uint32_t sdo_clkcon;
uint32_t sdo_config;
uint32_t sdo_irq;
uint32_t sdo_irq_mask;
uint32_t irq_count;
} IPodTouchTVOutState;
#endif