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-rw-r--r--src/devices/device.c3
-rw-r--r--src/devices/emulator/biosemu.c23
-rw-r--r--src/devices/emulator/pcbios/pcibios.c2
-rw-r--r--src/devices/emulator/x86emu/sys.c4
-rw-r--r--src/devices/pci_device.c6
-rw-r--r--src/devices/pci_rom.c30
-rw-r--r--src/northbridge/amd/amdk8/northbridge.c4
7 files changed, 42 insertions, 30 deletions
diff --git a/src/devices/device.c b/src/devices/device.c
index d974a1930d..0ad756b41d 100644
--- a/src/devices/device.c
+++ b/src/devices/device.c
@@ -378,6 +378,7 @@ static void allocate_vga_resource(void)
if (((dev->class >> 16) == PCI_BASE_CLASS_DISPLAY) &&
((dev->class >> 8) != PCI_CLASS_DISPLAY_OTHER)) {
if (!vga) {
+ printk_debug("Allocating VGA resource %s\n", dev_path(dev));
vga = dev;
}
if (vga == dev) {
@@ -394,6 +395,8 @@ static void allocate_vga_resource(void)
}
/* Now walk up the bridges setting the VGA enable */
while (bus) {
+ printk_debug("Setting PCI_BRIDGE_CTL_VGA for bridge %s\n",
+ dev_path(bus->dev));
bus->bridge_ctrl |= PCI_BRIDGE_CTL_VGA;
bus = (bus == bus->dev->bus)? 0 : bus->dev->bus;
}
diff --git a/src/devices/emulator/biosemu.c b/src/devices/emulator/biosemu.c
index 02884035a5..c1f48a28b9 100644
--- a/src/devices/emulator/biosemu.c
+++ b/src/devices/emulator/biosemu.c
@@ -46,8 +46,8 @@ int run_bios_int(int num)
X86_CS = MEM_RW((num << 2) + 2);
X86_IP = MEM_RW(num << 2);
- printk_debug("%s: INT %x CS:IP = %x:%x\n", __FUNCTION__,
- num, MEM_RW((num << 2) + 2), MEM_RW(num << 2));
+ //printk_debug("%s: INT %x CS:IP = %x:%x\n", __FUNCTION__,
+ // num, MEM_RW((num << 2) + 2), MEM_RW(num << 2));
return 1;
}
@@ -58,8 +58,8 @@ u8 x_inb(u16 port)
val = inb(port);
- if (port != 0x40)
- printk_debug("inb(0x%04x) = 0x%02x\n", port, val);
+ //if (port != 0x40)
+ // printk_debug("inb(0x%04x) = 0x%02x\n", port, val);
return val;
}
@@ -70,7 +70,7 @@ u16 x_inw(u16 port)
val = inw(port);
- printk_debug("inw(0x%04x) = 0x%04x\n", port, val);
+ //printk_debug("inw(0x%04x) = 0x%04x\n", port, val);
return val;
}
@@ -80,26 +80,26 @@ u32 x_inl(u16 port)
val = inl(port);
- printk_debug("inl(0x%04x) = 0x%08x\n", port, val);
+ //printk_debug("inl(0x%04x) = 0x%08x\n", port, val);
return val;
}
void x_outb(u16 port, u8 val)
{
- if (port != 0x43)
- printk_debug("outb(0x%02x, 0x%04x)\n", val, port);
+ //if (port != 0x43)
+ // printk_debug("outb(0x%02x, 0x%04x)\n", val, port);
outb(val, port);
}
void x_outw(u16 port, u16 val)
{
- printk_debug("outw(0x%04x, 0x%04x)\n", val, port);
+ //printk_debug("outw(0x%04x, 0x%04x)\n", val, port);
outw(val, port);
}
void x_outl(u16 port, u32 val)
{
- printk_debug("outl(0x%08x, 0x%04x)\n", val, port);
+ //printk_debug("outl(0x%08x, 0x%04x)\n", val, port);
outl(val, port);
}
@@ -116,7 +116,7 @@ void do_int(int num)
{
int ret = 0;
- printk_debug("int%x vector at %x\n", num, getIntVect(num));
+ //printk_debug("int%x vector at %x\n", num, getIntVect(num));
switch (num) {
#ifndef _PC
@@ -143,6 +143,7 @@ void do_int(int num)
break;
case 0x1A:
ret = pcibios_handler();
+ ret = 1;
break;
case 0xe6:
//ret = intE6_handler();
diff --git a/src/devices/emulator/pcbios/pcibios.c b/src/devices/emulator/pcbios/pcibios.c
index 74d25dc627..1517d2a7fb 100644
--- a/src/devices/emulator/pcbios/pcibios.c
+++ b/src/devices/emulator/pcbios/pcibios.c
@@ -12,8 +12,6 @@ int pcibios_handler()
int i, ret = 0;
struct device *dev = 0;
- printk_debug("%s AX = %x\n", __func__, X86_AX);
-
switch (X86_AX) {
case PCI_BIOS_PRESENT:
X86_AH = 0x00; /* no config space/special cycle support */
diff --git a/src/devices/emulator/x86emu/sys.c b/src/devices/emulator/x86emu/sys.c
index 2b437bff80..7669c29d9c 100644
--- a/src/devices/emulator/x86emu/sys.c
+++ b/src/devices/emulator/x86emu/sys.c
@@ -205,8 +205,8 @@ u8 *mem_ptr(u32 addr, int size)
} else
#endif
if (addr < 0x200) {
- printk("%x:%x updating int vector 0x%x\n",
- M.x86.R_CS, M.x86.R_IP, addr >> 2);
+ //printk("%x:%x updating int vector 0x%x\n",
+ // M.x86.R_CS, M.x86.R_IP, addr >> 2);
retaddr = (u8 *) (M.mem_base + addr);
} else {
diff --git a/src/devices/pci_device.c b/src/devices/pci_device.c
index 7471694737..5b038e4a8d 100644
--- a/src/devices/pci_device.c
+++ b/src/devices/pci_device.c
@@ -537,6 +537,12 @@ void pci_dev_enable_resources(struct device *dev)
void pci_bus_enable_resources(struct device *dev)
{
uint16_t ctrl;
+
+ /* enable IO in command register if there is VGA card
+ * connected with (even it does not claim IO resource) */
+ if (dev->link[0].bridge_ctrl & PCI_BRIDGE_CTL_VGA)
+ dev->command |= PCI_COMMAND_IO;
+
ctrl = pci_read_config16(dev, PCI_BRIDGE_CONTROL);
ctrl |= dev->link[0].bridge_ctrl;
ctrl |= (PCI_BRIDGE_CTL_PARITY + PCI_BRIDGE_CTL_SERR); /* error check */
diff --git a/src/devices/pci_rom.c b/src/devices/pci_rom.c
index 1869a5b74c..cbeaf85743 100644
--- a/src/devices/pci_rom.c
+++ b/src/devices/pci_rom.c
@@ -17,17 +17,17 @@ struct rom_header * pci_rom_probe(struct device *dev)
return NULL;
}
- printk_debug("%s, rom address for %s = %x\n",
- __func__, dev_path(dev), rom_address);
+ printk_spew("%s, rom address for %s = %x\n",
+ __func__, dev_path(dev), rom_address);
/* enable expansion ROM address decoding */
pci_write_config32(dev, PCI_ROM_ADDRESS, rom_address|PCI_ROM_ADDRESS_ENABLE);
rom_header = rom_address;
- printk_debug("%s, PCI Expansion ROM, signature 0x%04x, \n\t"
- "INIT size 0x%04x, data ptr 0x%04x\n",
- __func__, le32_to_cpu(rom_header->signature),
- rom_header->size * 512, le32_to_cpu(rom_header->data));
+ printk_spew("%s, PCI Expansion ROM, signature 0x%04x, \n\t"
+ "INIT size 0x%04x, data ptr 0x%04x\n",
+ __func__, le32_to_cpu(rom_header->signature),
+ rom_header->size * 512, le32_to_cpu(rom_header->data));
if (le32_to_cpu(rom_header->signature) != PCI_ROM_HDR) {
printk_err("%s, Incorrect Expansion ROM Header Signature %04x\n",
__func__, le32_to_cpu(rom_header->signature));
@@ -35,16 +35,16 @@ struct rom_header * pci_rom_probe(struct device *dev)
}
rom_data = (unsigned char *) rom_header + le32_to_cpu(rom_header->data);
- printk_debug("%s, PCI ROM Image, Vendor %04x, Device %04x,\n",
- __func__, rom_data->vendor, rom_data->device);
+ printk_spew("%s, PCI ROM Image, Vendor %04x, Device %04x,\n",
+ __func__, rom_data->vendor, rom_data->device);
if (dev->vendor != rom_data->vendor || dev->device != rom_data->device) {
printk_err("%s, Device or Vendor ID mismatch\n");
return NULL;
}
- printk_debug("%s, PCI ROM Image, Class Code %02x%04x, Code Type %02x\n",
- __func__, rom_data->class_hi, rom_data->class_lo,
- rom_data->type);
+ printk_spew("%s, PCI ROM Image, Class Code %02x%04x, Code Type %02x\n",
+ __func__, rom_data->class_hi, rom_data->class_lo,
+ rom_data->type);
if ((dev->class >> 8) != (rom_data->class_hi << 16 | rom_data->class_lo)) {
printk_err("%s, Class Code mismatch %x\n",
__func__, dev->class);
@@ -66,13 +66,13 @@ struct rom_header *pci_rom_load(struct device *dev, struct rom_header *rom_heade
rom_size = rom_header->size*512;
if (PCI_CLASS_DISPLAY_VGA == (rom_data->class_hi << 16 | rom_data->class_lo)) {
- printk_debug("%s, copying VGA ROM Image from %x to %x, %x bytes\n",
- __func__, rom_header, PCI_VGA_RAM_IMAGE_START, rom_size);
+ printk_spew("%s, copying VGA ROM Image from %x to %x, %x bytes\n",
+ __func__, rom_header, PCI_VGA_RAM_IMAGE_START, rom_size);
memcpy(PCI_VGA_RAM_IMAGE_START, rom_header, rom_size);
return (struct rom_header *) (PCI_VGA_RAM_IMAGE_START);
} else {
- printk_debug("%s, copying non-VGA ROM Image from %x to %x, %x bytes\n",
- __func__, rom_header, pci_ram_image_start, rom_size);
+ printk_spew("%s, copying non-VGA ROM Image from %x to %x, %x bytes\n",
+ __func__, rom_header, pci_ram_image_start, rom_size);
memcpy(pci_ram_image_start, rom_header, rom_size);
pci_ram_image_start += rom_size;
return (struct rom_header *) pci_ram_image_start;
diff --git a/src/northbridge/amd/amdk8/northbridge.c b/src/northbridge/amd/amdk8/northbridge.c
index a36e6b96a6..fe1fcaa890 100644
--- a/src/northbridge/amd/amdk8/northbridge.c
+++ b/src/northbridge/amd/amdk8/northbridge.c
@@ -387,6 +387,8 @@ static void amdk8_set_resource(device_t dev, struct resource *resource, unsigned
limit |= (nodeid & 7);
if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_VGA) {
+ printk_spew("%s, enabling legacy VGA IO forwarding for %s link %s\n",
+ __func__, dev_path(dev), link);
base |= PCI_IO_BASE_VGA_EN;
}
if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_NO_ISA) {
@@ -439,6 +441,8 @@ static void amdk8_create_vga_resource(device_t dev, unsigned nodeid)
}
}
+ printk_spew("%s: link %d has VGA device\n", __func__, link);
+
/* no VGA card installed */
if (link == dev->links)
return;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 10:58:57 +0000