RE: [PATCH v5 2/2] ACPI: Add Intel MID SPI early console support.

2012-10-09 Thread Zheng, Lv
> > +#ifdef CONFIG_EARLY_PRINTK_INTEL_MID_SPI > > + if (info->port_type == ACPI_DBG2_SERIAL_PORT > > + && info->port_subtype == ACPI_DBG2_INTEL_MID_SPI > > + && info->register_count > 0) { > Is it ever going to be zero? NAK. No register base definition (buggy BIOS?) is meaningless

RE: [PATCH v5 2/2] ACPI: Add Intel MID SPI early console support.

2012-10-09 Thread Zheng, Lv
> > earlyprintk=acpi > .. or earlyprintk=mrst > ? ACK. The two launchers are all workable for MID_SPI. I'll add more comments and resend this patch. Thanks -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More

Re: [PATCH v5 2/2] ACPI: Add Intel MID SPI early console support.

2012-10-09 Thread Konrad Rzeszutek Wilk
On Tue, Oct 09, 2012 at 10:37:32AM +0800, Lv Zheng wrote: > DesignWare SPI UART is used as one of the debug ports on Low Power Intel > Architecture (LPIA) platforms. This patch is introduced to support this > debugging console reported by ACPI DBGP/DBG2. The original MID SPI > early console

Re: [PATCH v5 2/2] ACPI: Add Intel MID SPI early console support.

2012-10-09 Thread Konrad Rzeszutek Wilk
On Tue, Oct 09, 2012 at 10:37:32AM +0800, Lv Zheng wrote: DesignWare SPI UART is used as one of the debug ports on Low Power Intel Architecture (LPIA) platforms. This patch is introduced to support this debugging console reported by ACPI DBGP/DBG2. The original MID SPI early console stuff is

RE: [PATCH v5 2/2] ACPI: Add Intel MID SPI early console support.

2012-10-09 Thread Zheng, Lv
earlyprintk=acpi .. or earlyprintk=mrst ? ACK. The two launchers are all workable for MID_SPI. I'll add more comments and resend this patch. Thanks -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More

RE: [PATCH v5 2/2] ACPI: Add Intel MID SPI early console support.

2012-10-09 Thread Zheng, Lv
+#ifdef CONFIG_EARLY_PRINTK_INTEL_MID_SPI + if (info-port_type == ACPI_DBG2_SERIAL_PORT +info-port_subtype == ACPI_DBG2_INTEL_MID_SPI +info-register_count 0) { Is it ever going to be zero? NAK. No register base definition (buggy BIOS?) is meaningless for ACPI launched