diff options
Diffstat (limited to 'target/linux/brcm-2.4/patches')
| -rw-r--r-- | target/linux/brcm-2.4/patches/012-aec62xx.patch | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/target/linux/brcm-2.4/patches/012-aec62xx.patch b/target/linux/brcm-2.4/patches/012-aec62xx.patch new file mode 100644 index 0000000000..75d7d72ac5 --- /dev/null +++ b/target/linux/brcm-2.4/patches/012-aec62xx.patch @@ -0,0 +1,101 @@ +--- linux-2.4.34/drivers/ide/pci/aec62xx.c.old 2006-12-23 22:34:20.000000000 +0200 ++++ linux-2.4.34/drivers/ide/pci/aec62xx.c 2007-01-14 12:06:05.000000000 +0200 +@@ -3,6 +3,8 @@ + * + * Copyright (C) 1999-2002 Andre Hedrick <andre@linux-ide.org> + * ++ * With Broadcom 4780 patches ++ * + */ + + #include <linux/module.h> +@@ -329,7 +331,11 @@ + ide_hwif_t *hwif = HWIF(drive); + struct hd_driveid *id = drive->id; + +- if ((id->capability & 1) && drive->autodma) { ++#ifndef CONFIG_BCM947XX ++ if ((id->capability & 1) && drive->autodma) { ++#else ++ if (1) { ++#endif + /* Consult the list of known "bad" drives */ + if (hwif->ide_dma_bad_drive(drive)) + goto fast_ata_pio; +@@ -414,10 +416,60 @@ + { + int bus_speed = system_bus_clock(); + ++#ifndef CONFIG_BCM947XX + if (dev->resource[PCI_ROM_RESOURCE].start) { + pci_write_config_dword(dev, PCI_ROM_ADDRESS, dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); + printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name, dev->resource[PCI_ROM_RESOURCE].start); + } ++#else ++ if (dev->resource[PCI_ROM_RESOURCE].start) { ++ pci_write_config_dword(dev, PCI_ROM_ADDRESS, ++ dev->resource[PCI_ROM_RESOURCE]. ++ start | PCI_ROM_ADDRESS_ENABLE); ++ } else { ++ pci_write_config_dword(dev, PCI_ROM_ADDRESS, ++ dev->resource[PCI_ROM_RESOURCE]. ++ start); ++ } ++ ++ /* Set IDE controller parameters manually - FIXME: replace magic values */ ++ { ++ byte setting; ++ ++ pci_write_config_word(dev, PCI_COMMAND, 0x0007); ++ //pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x5A); ++ pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x13); ++ ++ pci_write_config_byte(dev, 0x40, 0x31); ++ pci_write_config_byte(dev, 0x41, 0x31); ++ pci_write_config_byte(dev, 0x42, 0x31); ++ pci_write_config_byte(dev, 0x43, 0x31); ++ // Set IDE Command Speed ++ pci_write_config_byte(dev, 0x48, 0x31); ++ ++ // Disable WriteSubSysID & PIOROM ++ pci_read_config_byte(dev, 0x49, &setting); ++ setting &= 0x07; ++ pci_write_config_byte(dev, 0x49, setting); ++ ++ // Enable PCI burst & INTA & PCI memory read multiple, FIFO threshold=80 ++ pci_read_config_byte(dev, 0x4A, &setting); ++ //setting = (setting & 0xFE) | 0xA8; ++ setting = (setting & 0xFE) | 0xD8; ++ setting = (setting & 0xF7); ++ pci_write_config_byte(dev, 0x4A, setting); ++ ++ //pci_write_config_byte(dev, 0x4B, 0x20); ++ pci_write_config_byte(dev, 0x4B, 0x2C); ++ //pci_write_config_byte(dev, 0x4B, 0x0C); ++ ++ // Set PreRead count: 512 byte ++ pci_write_config_byte(dev, 0x4C, 0); ++ pci_write_config_word(dev, 0x4D, 0x0002); ++ pci_write_config_byte(dev, 0x54, 0); ++ pci_write_config_word(dev, 0x55, 0x0002); ++ } ++#endif + + #if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS) + aec_devs[n_aec_devs++] = dev; +@@ -500,6 +552,7 @@ + + static void __init init_setup_aec6x80 (struct pci_dev *dev, ide_pci_device_t *d) + { ++#ifndef CONFIG_BCM947XX /* Causes OOPS on BCM4780 */ + unsigned long bar4reg = pci_resource_start(dev, 4); + + if (inb(bar4reg+2) & 0x10) { +@@ -512,6 +565,7 @@ + strcpy(d->name, "AEC6280R"); + } + ++#endif + ide_setup_pci_device(dev, d); + } + |