Dear list, Sven Schnelle ([email protected]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7.
You will also find it attached for your convenience. Regards, gerrit
commit f641e32ce44f9621c98075d4a327aebfdec85e1f Author: Sven Schnelle <[email protected]> Date: Sun Jun 5 11:39:12 2011 +0200 i82801gx: enable ACPI during S3 resume disabling ACPI during S3 wakeup breaks ACPI wakeup, as the Host OS is assuming that ACPI is enabled. Change-Id: I8ced72c4b553d41a57f26d64998118e8a77621f8 Signed-off-by: Sven Schnelle <[email protected]> diff --git a/src/southbridge/intel/i82801gx/lpc.c b/src/southbridge/intel/i82801gx/lpc.c index 7feb76a..b82b31d 100644 --- a/src/southbridge/intel/i82801gx/lpc.c +++ b/src/southbridge/intel/i82801gx/lpc.c @@ -340,6 +340,7 @@ static void i82801gx_lock_smm(struct device *dev) u8 reg8; #endif + if (acpi_slp_type != 3) { #if ENABLE_ACPI_MODE_IN_COREBOOT printk(BIOS_DEBUG, "Enabling ACPI via APMC:\n"); outb(0xe1, 0xb2); // Enable ACPI mode @@ -349,6 +350,10 @@ static void i82801gx_lock_smm(struct device *dev) outb(0x1e, 0xb2); // Disable ACPI mode printk(BIOS_DEBUG, "done.\n"); #endif + } else { + printk(BIOS_DEBUG, "S3 wakeup, enabling ACPI via APMC\n"); + outb(APM_CNT_ACPI_ENABLE, APM_CNT); + } /* Don't allow evil boot loaders, kernels, or * userspace applications to deceive us: */
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