From 515f6c729e0b4878884e74e21d00dbc4b66dcdd9 Mon Sep 17 00:00:00 2001 From: Li-Ta Lo Date: Tue, 11 Jan 2005 22:48:54 +0000 Subject: [PATCH] works for PCI vga cards too git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1856 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/devices/device.c | 3 +++ src/devices/emulator/biosemu.c | 23 ++++++++++--------- src/devices/emulator/pcbios/pcibios.c | 2 -- src/devices/emulator/x86emu/sys.c | 4 ++-- src/devices/pci_device.c | 6 +++++ src/devices/pci_rom.c | 30 ++++++++++++------------- src/northbridge/amd/amdk8/northbridge.c | 4 ++++ 7 files changed, 42 insertions(+), 30 deletions(-) diff --git a/src/devices/device.c b/src/devices/device.c index d974a1930..0ad756b41 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 02884035a..c1f48a28b 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 74d25dc62..1517d2a7f 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 2b437bff8..7669c29d9 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 747169473..5b038e4a8 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 1869a5b74..cbeaf8574 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 a36e6b96a..fe1fcaa89 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; -- 2.25.1