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author | Stefan Reinauer <stepan@coresystems.de> | 2010-01-16 16:35:38 +0000 |
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committer | Stefan Reinauer <stepan@openbios.org> | 2010-01-16 16:35:38 +0000 |
commit | 67cd80299057d83790da235c4dc7286298dc6b16 (patch) | |
tree | 500a35f6c3d7290de60bd04618688b89398791c8 /src/northbridge | |
parent | 42944c3989f27b14a66fa7c75a47c820c8d92119 (diff) | |
download | coreboot-67cd80299057d83790da235c4dc7286298dc6b16.tar.gz coreboot-67cd80299057d83790da235c4dc7286298dc6b16.tar.bz2 coreboot-67cd80299057d83790da235c4dc7286298dc6b16.zip |
* drop reset files from 945 mainboards (and use southbridge specific reset)
* drop debug.c files from 945 mainboards (and share it in the northbridge code)
* adapt the mainboard and auto.c files for above changes.
Rather trivial
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5016 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge')
-rw-r--r-- | src/northbridge/intel/i945/debug.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/northbridge/intel/i945/debug.c b/src/northbridge/intel/i945/debug.c new file mode 100644 index 000000000000..4a59fee37225 --- /dev/null +++ b/src/northbridge/intel/i945/debug.c @@ -0,0 +1,117 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2008 coresystems GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of + * the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#define SMBUS_MEM_DEVICE_START 0x50 +#define SMBUS_MEM_DEVICE_END 0x53 +#define SMBUS_MEM_DEVICE_INC 1 + +static void print_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + printk_debug("PCI: %02x:%02x.%02x", (dev >> 20) & 0xff, + (dev >> 15) & 0x1f, (dev >> 12) & 7); + printk_debug(" [%04x:%04x]\n", id &0xffff, id >> 16); + } +} + +static void dump_pci_device(unsigned dev) +{ + int i; + + printk_debug("PCI: %02x:%02x.%02x\n", (dev >> 20) & 0xff, (dev >> 15) & 0x1f, (dev >> 12) & 7); + + for(i = 0; i <= 255; i++) { + unsigned char val; + if ((i & 0x0f) == 0) { + printk_debug("%02x:", i); + } + val = pci_read_config8(dev, i); + printk_debug(" %02x", val); + if ((i & 0x0f) == 0x0f) { + printk_debug("\n"); + } + } +} + +static void dump_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + dump_pci_device(dev); + } +} + +void dump_spd_registers(void) +{ + unsigned device; + device = SMBUS_MEM_DEVICE_START; + while(device <= SMBUS_MEM_DEVICE_END) { + int status = 0; + int i; + printk_debug("\ndimm %02x", device); + + for(i = 0; (i < 256) ; i++) { + if ((i % 16) == 0) { + printk_debug("\n%02x: ", i); + } + status = smbus_read_byte(device, i); + if (status < 0) { + printk_debug("bad device: %02x\n", -status); + break; + } + printk_debug("%02x ", status); + } + device += SMBUS_MEM_DEVICE_INC; + printk_debug("\n"); + } +} + +static void dump_mem(unsigned start, unsigned end) +{ + unsigned i; + print_debug("dump_mem:"); + for(i=start;i<end;i++) { + if((i & 0xf)==0) { + printk_debug("\n%08x:", i); + } + printk_debug(" %02x", (unsigned char)*((unsigned char *)i)); + } + print_debug("\n"); + } |