#include <geekos/io.h>
-#define GENERIC_DEBUG 1
-#if GENERIC_DEBUG
-#define GENERIC_DEBUG_PRINT(first, rest...) PrintDebug(first, ##rest)
-#else
-#define GENERIC_DEBUG_PRINT(first, rest...)
+#ifndef DEBUG_GENERIC
+#undef PrintDebug
+#define PrintDebug(fmt, args...)
#endif
-
+#ifdef RAMDISK_BOOT
+#include <devices/ramdisk.h>
+//ramdisk_state
+static struct ramdisk_t *ramdisk_state;
+#endif
int generic_reset_device(struct vm_device * dev)
{
- GENERIC_DEBUG_PRINT("generic: reset device\n");
+ PrintDebug("generic: reset device\n");
return 0;
int generic_start_device(struct vm_device *dev)
{
- GENERIC_DEBUG_PRINT("generic: start device\n");
+ PrintDebug("generic: start device\n");
return 0;
}
int generic_stop_device(struct vm_device *dev)
{
- GENERIC_DEBUG_PRINT("generic: stop device\n");
+ PrintDebug("generic: stop device\n");
return 0;
}
{
uint_t i;
- GENERIC_DEBUG_PRINT("generic: writing 0x");
+ PrintDebug("generic: writing 0x");
for (i = 0; i < length; i++) {
- GENERIC_DEBUG_PRINT("%x", ((uchar_t*)src)[i]);
+ PrintDebug("%x", ((uchar_t*)src)[i]);
}
- GENERIC_DEBUG_PRINT(" to port 0x%x ... ", port);
+ PrintDebug(" to port 0x%x ... ", port);
+
+#ifdef RAMDISK_BOOT
+
+ uint_t err;
+
+ if (((port >= 0x170 && port <= 0x177) || port == 0x376 || port == 0x377)
+ && (dev->vm->cpu_mode == REAL)) {
+
+
+ err = ramdisk_state->eops.write_port(port, src, length, dev);
+
+ }else{
+#endif
switch (length) {
case 1:
for (i = 0; i < length; i++) {
Out_Byte(port, ((uchar_t*)src)[i]);
}
- }
-
- GENERIC_DEBUG_PRINT(" done\n");
+ } //switch length
+#ifdef RAMDISK_BOOT
+ }//else not ramdisk
+#endif
+ PrintDebug(" done\n");
return length;
}
{
uint_t i;
- GENERIC_DEBUG_PRINT("generic: reading 0x%x bytes from port 0x%x ...", length, port);
+ PrintDebug("generic: reading 0x%x bytes from port 0x%x ...", length, port);
- switch (length) {
- case 1:
- ((uchar_t*)src)[0] = In_Byte(port);
- break;
- case 2:
- ((ushort_t*)src)[0] = In_Word(port);
- break;
- case 4:
- ((uint_t*)src)[0] = In_DWord(port);
- break;
- default:
- for (i = 0; i < length; i++) {
- ((uchar_t*)src)[i] = In_Byte(port);
- }
- }
+#ifdef RAMDISK_BOOT
+
+ uint_t err;
+
+ if (((port >= 0x170 && port <= 0x177) || port == 0x376 || port == 0x377)
+ && (dev->vm->cpu_mode == REAL)) {
+
+ err = ramdisk_state->eops.read_port(port, src, length, dev);
+
+ }else{
+#endif
- GENERIC_DEBUG_PRINT(" done ... read 0x");
+ switch (length) {
+ case 1:
+ ((uchar_t*)src)[0] = In_Byte(port);
+ break;
+ case 2:
+ ((ushort_t*)src)[0] = In_Word(port);
+ break;
+ case 4:
+ ((uint_t*)src)[0] = In_DWord(port);
+ break;
+ default:
+ for (i = 0; i < length; i++) {
+ ((uchar_t*)src)[i] = In_Byte(port);
+ }
+ }//switch length
+#ifdef RAMDISK_BOOT
+ }//else not ramdisk
+#endif
+
+ PrintDebug(" done ... read 0x");
for (i = 0; i < length; i++) {
- GENERIC_DEBUG_PRINT("%x", ((uchar_t*)src)[i]);
+ PrintDebug("%x", ((uchar_t*)src)[i]);
}
- GENERIC_DEBUG_PRINT("\n");
+ PrintDebug("\n");
return length;
}
{
uint_t i;
- GENERIC_DEBUG_PRINT("generic: writing 0x");
+ PrintDebug("generic: writing 0x");
for (i = 0; i < length; i++) {
- GENERIC_DEBUG_PRINT("%x", ((uchar_t*)src)[i]);
+ PrintDebug("%x", ((uchar_t*)src)[i]);
}
- GENERIC_DEBUG_PRINT(" to port 0x%x ... ", port);
+ PrintDebug(" to port 0x%x ... ", port);
- GENERIC_DEBUG_PRINT(" ignored\n");
-
+ PrintDebug(" ignored\n");
+
+#ifdef RAMDISK_BOOT
+
+ uint_t err;
+
+ if (((port >= 0x3e8 && port <= 0x3ef) ||
+ (port >= 0x2e8 && port <= 0x2ef))
+ && (dev->vm->cpu_mode == REAL)) {
+
+ err = ramdisk_state->eops.write_port_ignore(port, src, length, dev);
+ }
+#endif
+
return length;
}
struct vm_device * dev)
{
- GENERIC_DEBUG_PRINT("generic: reading 0x%x bytes from port 0x%x ...", length, port);
+ PrintDebug("generic: reading 0x%x bytes from port 0x%x ...", length, port);
memset((char*)src,0,length);
- GENERIC_DEBUG_PRINT(" ignored (return zeroed buffer)\n");
+ PrintDebug(" ignored (return zeroed buffer)\n");
+
+#ifdef RAMDISK_BOOT
+
+ uint_t err;
+
+ if (((port >= 0x3e8 && port <= 0x3ef) ||
+ (port >= 0x2e8 && port <= 0x2ef))
+ && (dev->vm->cpu_mode == REAL)) {
+
+ err = ramdisk_state->eops.read_port_ignore(port, src, length, dev);
+ }
+#endif
return length;
}
struct generic_internal *state = (struct generic_internal *)(dev->private_data);
uint_t i, j;
- GENERIC_DEBUG_PRINT("generic: init_device\n");
+ PrintDebug("generic: init_device\n");
// Would read state here
generic_reset_device(dev);
for (i = 0; i < state->num_port_ranges; i++) {
- GENERIC_DEBUG_PRINT("generic: hooking ports 0x%x to 0x%x as %x\n", state->port_ranges[i][0], state->port_ranges[i][1], state->port_ranges[i][2]==GENERIC_PRINT_AND_PASSTHROUGH ? "print-and-passthrough" : "print-and-ignore");
+ PrintDebug("generic: hooking ports 0x%x to 0x%x as %x\n", state->port_ranges[i][0], state->port_ranges[i][1], state->port_ranges[i][2]==GENERIC_PRINT_AND_PASSTHROUGH ? "print-and-passthrough" : "print-and-ignore");
#if PORT_HOOKS
for (j = state->port_ranges[i][0]; j <= state->port_ranges[i][1]; j++) {
if (state->port_ranges[i][2]==GENERIC_PRINT_AND_PASSTHROUGH) {
if (dev_hook_io(dev, j, &generic_read_port_passthrough, &generic_write_port_passthrough)) {
- GENERIC_DEBUG_PRINT("generic: can't hook port 0x%x (already hooked?)\n", j);
+ PrintDebug("generic: can't hook port 0x%x (already hooked?)\n", j);
}
} else if (state->port_ranges[i][2]==GENERIC_PRINT_AND_IGNORE) {
if (dev_hook_io(dev, j, &generic_read_port_ignore, &generic_write_port_ignore)) {
- GENERIC_DEBUG_PRINT("generic: can't hook port 0x%x (already hooked?)\n", j);
+ PrintDebug("generic: can't hook port 0x%x (already hooked?)\n", j);
}
}
}
#else
- GENERIC_DEBUG_PRINT("generic: hooking ports not supported\n");
+ PrintDebug("generic: hooking ports not supported\n");
#endif
}
for (i = 0; i < state->num_address_ranges; i++) {
- GENERIC_DEBUG_PRINT("generic: hooking addresses 0x%x to 0x%x\n",state->address_ranges[i][0],state->address_ranges[i][1]);
+ PrintDebug("generic: hooking addresses 0x%x to 0x%x\n",state->address_ranges[i][0],state->address_ranges[i][1]);
#if MEM_HOOKS
if (dev_hook_mem(dev, state->address_ranges[i][0], state->address_ranges[i][1])) {
- GENERIC_DEBUG_PRINT("generic: Can't hook addresses 0x%x to 0x%x (already hooked?)\n",
+ PrintDebug("generic: Can't hook addresses 0x%x to 0x%x (already hooked?)\n",
state->address_ranges[i][0], state->address_ranges[i][1]);
}
#else
- GENERIC_DEBUG_PRINT("generic: hooking addresses not supported\n");
+ PrintDebug("generic: hooking addresses not supported\n");
#endif
}
for (i = 0; i < state->num_irq_ranges; i++) {
- GENERIC_DEBUG_PRINT("generic: hooking irqs 0x%x to 0x%x\n",state->irq_ranges[i][0],state->irq_ranges[i][1]);
+ PrintDebug("generic: hooking irqs 0x%x to 0x%x\n",state->irq_ranges[i][0],state->irq_ranges[i][1]);
#if IRQ_HOOKS
for (j = state->irq_ranges[i][0]; j <= state->irq_ranges[i][1]; j++) {
if (dev_hook_irq(dev, j, &generic_interrupt)) {
- GENERIC_DEBUG_PRINT("generic: can't hook irq 0x%x (already hooked?)\n", j);
+ PrintDebug("generic: can't hook irq 0x%x (already hooked?)\n", j);
}
}
#else
- GENERIC_DEBUG_PRINT("generic: hooking irqs not supported\n");
+ PrintDebug("generic: hooking irqs not supported\n");
#endif
}
+#ifdef RAMDISK_BOOT
+
+ ramdisk_state->cops.init(ramdisk_state, dev);
+
+#endif
+
return 0;
}
struct generic_internal *state = (struct generic_internal *)(dev->private_data);
uint_t i, j;
- GENERIC_DEBUG_PRINT("generic: deinit_device\n");
+ PrintDebug("generic: deinit_device\n");
+
+#ifdef RAMDISK_BOOT
+
+ ramdisk_state->cops.close(ramdisk_state);
+
+#endif
for (i = 0; i < state->num_irq_ranges; i++) {
- GENERIC_DEBUG_PRINT("generic: unhooking irqs 0x%x to 0x%x\n", state->irq_ranges[i][0], state->irq_ranges[i][1]);
+ PrintDebug("generic: unhooking irqs 0x%x to 0x%x\n", state->irq_ranges[i][0], state->irq_ranges[i][1]);
#if IRQ_HOOKS
for (j = state->irq_ranges[i][0]; j <= state->irq_ranges[i][1]; j++) {
if (dev_unhook_irq(dev, j)) {
- GENERIC_DEBUG_PRINT("generic: can't unhook irq 0x%x (already unhooked?)\n",j);
+ PrintDebug("generic: can't unhook irq 0x%x (already unhooked?)\n",j);
}
}
#else
- GENERIC_DEBUG_PRINT("generic: unhooking irqs not supported\n");
+ PrintDebug("generic: unhooking irqs not supported\n");
#endif
}
for (i = 0; i < state->num_address_ranges; i++) {
- GENERIC_DEBUG_PRINT("generic: unhooking addresses 0x%x to 0x%x\n",state->address_ranges[i][0],state->address_ranges[i][1]);
+ PrintDebug("generic: unhooking addresses 0x%x to 0x%x\n",state->address_ranges[i][0],state->address_ranges[i][1]);
#if MEM_HOOKS
if (dev_unhook_mem(dev, state->address_ranges[i][0], state->address_ranges[i][1])) {
- GENERIC_DEBUG_PRINT("generic: Can't unhook addresses 0x%x to 0x%x (already unhooked?)\n",
+ PrintDebug("generic: Can't unhook addresses 0x%x to 0x%x (already unhooked?)\n",
state->address_ranges[i][0], state->address_ranges[i][1]);
}
#else
- GENERIC_DEBUG_PRINT("generic: unhooking addresses not supported\n");
+ PrintDebug("generic: unhooking addresses not supported\n");
#endif
}
for (i = 0; i < state->num_port_ranges; i++) {
- GENERIC_DEBUG_PRINT("generic: unhooking ports 0x%x to 0x%x\n",state->port_ranges[i][0],state->port_ranges[i][1]);
+ PrintDebug("generic: unhooking ports 0x%x to 0x%x\n",state->port_ranges[i][0],state->port_ranges[i][1]);
#if PORT_HOOKS
for (j = state->port_ranges[i][0]; j <= state->port_ranges[i][1]; j++) {
if (dev_unhook_io(dev, j)) {
- GENERIC_DEBUG_PRINT("generic: can't unhook port 0x%x (already unhooked?)\n", j);
+ PrintDebug("generic: can't unhook port 0x%x (already unhooked?)\n", j);
}
}
#else
- GENERIC_DEBUG_PRINT("generic: unhooking ports not supported\n");
+ PrintDebug("generic: unhooking ports not supported\n");
#endif
}
num_port_ranges=0;
if (port_ranges!=NULL) {
i=0;
- while (port_ranges[i]!=NULL && port_ranges[i][0]!=0 && port_ranges[i][1]!=0 && port_ranges[i][2]!=0) { num_port_ranges++; i++; }
+ while (port_ranges[i]!=NULL &&
+ !(port_ranges[i][0]==0 && port_ranges[i][1]==0 && port_ranges[i][2]==0))
+ { num_port_ranges++; i++; }
}
num_address_ranges=0;
if (address_ranges!=NULL) {
i=0;
- while (address_ranges[i]!=NULL && address_ranges[i][0]!=0 && address_ranges[i][1]!=0 && address_ranges[i][2]!=0) { num_address_ranges++; i++; }
+ while (address_ranges[i]!=NULL &&
+ !(address_ranges[i][0]==0 && address_ranges[i][1]==0 && address_ranges[i][2]==0))
+ { num_address_ranges++; i++; }
}
num_irq_ranges=0;
if (irq_ranges!=NULL) {
i=0;
- while (irq_ranges[i]!=NULL && irq_ranges[i][0]!=0 && irq_ranges[i][1]!=0 && irq_ranges[i][2]!=0) { num_irq_ranges++; i++; }
+ while (irq_ranges[i]!=NULL &&
+ !(irq_ranges[i][0]==0 && irq_ranges[i][1]==0 && irq_ranges[i][2]==0) )
+ { num_irq_ranges++; i++; }
}
generic_state->irq_ranges = NULL;
}
+#ifdef RAMDISK_BOOT
+
+ ramdisk_state = create_ramdisk();
+ V3_ASSERT(ramdisk_state != NULL);
+
+#endif
struct vm_device *device = create_device("GENERIC", &dev_ops, generic_state);