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 fo

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 ma

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