diff options
Diffstat (limited to 'src/mainboard/asus/k8v-x/mainboard.c')
| -rw-r--r-- | src/mainboard/asus/k8v-x/mainboard.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/src/mainboard/asus/k8v-x/mainboard.c b/src/mainboard/asus/k8v-x/mainboard.c index b70f396987..3e294b8916 100644 --- a/src/mainboard/asus/k8v-x/mainboard.c +++ b/src/mainboard/asus/k8v-x/mainboard.c @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2007 Rudolf Marek <r.marek@assembler.cz> + * Copyright (C) 2010 Tobias Diedrich <ranma+coreboot@tdiedrich.de> * * 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 @@ -21,8 +22,43 @@ #include <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> +#include <arch/io.h> +#include "southbridge/via/vt8237r/vt8237r.h" #include "chip.h" +u32 vt8237_ide_80pin_detect(struct device *dev) +{ + device_t lpc_dev; + u16 acpi_io_base; + u32 gpio_in; + u32 res; + + lpc_dev = dev_find_device(PCI_VENDOR_ID_VIA, + PCI_DEVICE_ID_VIA_VT8237R_LPC, 0); + if (!lpc_dev) + return 0; + + acpi_io_base = pci_read_config16(lpc_dev, 0x88) & ~1; + if (!acpi_io_base) + return 0; + + /* select function GPIO29 for pin AB9 */ + pci_write_config8(lpc_dev, 0xe5, pci_read_config8(lpc_dev, 0xe5) | 0x08); + + gpio_in = inl(acpi_io_base + 0x48); + /* bit 29 for primary port, clear if unconnected or 80-pin cable */ + res = gpio_in & (1<<29) ? 0 : VT8237R_IDE0_80PIN_CABLE; + /* bit 8 for secondary port, clear if unconnected or 80-pin cable */ + res |= gpio_in & (1<<8) ? 0 : VT8237R_IDE1_80PIN_CABLE; + + printk(BIOS_INFO, "Cable on %s PATA port: %d pin\n", "primary", + res & VT8237R_IDE0_80PIN_CABLE ? 80 : 40); + printk(BIOS_INFO, "Cable on %s PATA port: %d pin\n", "secondary", + res & VT8237R_IDE1_80PIN_CABLE ? 80 : 40); + + return res; +} + struct chip_operations mainboard_ops = { - CHIP_NAME("ASUS A8V-E SE Mainboard") + CHIP_NAME("ASUS K8V-X Mainboard") }; |