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make older winbond chips work reliably.

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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2227 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer
2006-03-23 19:26:40 +00:00
parent 1a971bddcf
commit 96f8fb5723
1 changed files with 6 additions and 0 deletions
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6
src/southbridge/amd/amd8111/amd8111_acpi.c
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@@ -122,6 +122,12 @@ static void acpi_init(struct device *dev)
pci_write_config8(dev, PREVIOUS_POWER_STATE, byte); pci_write_config8(dev, PREVIOUS_POWER_STATE, byte);
printk_info("set power %s after power fail\n", on?"on":"off"); printk_info("set power %s after power fail\n", on?"on":"off");
/* switch serial irq logic from quiet mode to continuous
* mode for Winbond W83627HF Rev. 17
*/
byte = pci_read_config8(dev, 0x4a);
pci_write_config8(dev, 0x4a, byte | (1<<6));
/* Throttle the CPU speed down for testing */ /* Throttle the CPU speed down for testing */
on = SLOW_CPU_OFF; on = SLOW_CPU_OFF;
get_option(&on, "slow_cpu"); get_option(&on, "slow_cpu");