From 9dae8afdf212d39bc7c25f1b1ca9b10f10f6beaa Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Fri, 21 Dec 2007 15:39:26 +1100 Subject: [POWERPC] 4xx: Add early udbg support for 40x processors This adds some basic real mode based early udbg support for 40x in order to debug things more easily Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Josh Boyer --- arch/powerpc/Kconfig.debug | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'arch/powerpc/Kconfig.debug') diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug index d20ccf5f2ca9..179a453f7e04 100644 --- a/arch/powerpc/Kconfig.debug +++ b/arch/powerpc/Kconfig.debug @@ -227,6 +227,14 @@ config PPC_EARLY_DEBUG_44x Select this to enable early debugging for IBM 44x chips via the inbuilt serial port. +config PPC_EARLY_DEBUG_40x + bool "Early serial debugging for IBM/AMCC 40x CPUs" + depends on 40x + help + Select this to enable early debugging for IBM 40x chips via the + inbuilt serial port. This works on chips with a 16550 compatible + UART. Xilinx chips with uartlite cannot use this option. + config PPC_EARLY_DEBUG_CPM bool "Early serial debugging for Freescale CPM-based serial ports" depends on SERIAL_CPM @@ -248,6 +256,11 @@ config PPC_EARLY_DEBUG_44x_PHYSHIGH depends on PPC_EARLY_DEBUG_44x default "0x1" +config PPC_EARLY_DEBUG_40x_PHYSADDR + hex "Early debug UART physical address" + depends on PPC_EARLY_DEBUG_40x + default "0xef600300" + config PPC_EARLY_DEBUG_CPM_ADDR hex "CPM UART early debug transmit descriptor address" depends on PPC_EARLY_DEBUG_CPM -- cgit v1.2.1