From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from exprod5og102.obsmtp.com ([64.18.0.143]) by merlin.infradead.org with smtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WJN2B-0002GU-KO for barebox@lists.infradead.org; Fri, 28 Feb 2014 12:59:24 +0000 From: Renaud Barbier Date: Fri, 28 Feb 2014 12:58:51 +0000 Message-Id: <1393592335-9871-1-git-send-email-renaud.barbier@ge.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH v2 0/4] ppc: memory layout and memtest To: barebox@lists.infradead.org Like version 1, this patchset updates the PPC memory layout and memtest with the addition of the first item below: - Move configurable memory layout selection from PPC to MPC5xxx and disable CONFIGURABLE_MEMORY_LAYOUT on MPC85xx platforms. - Memory regions on PPC are redefined to prevent corruption of critical memory areas while running the memtest. - To support the memory test framework with cache disabled, a TLB remapping function is added for the memtest to enable/disable caching on a mapped memory region. - To prevent memtest failure, the memory test is updated to exclude memory region at the bank start. Finally, the configuration files are updated for the DA923RC and P2020RDB. Renaud Barbier (4): MPC85xx: fix memory layout to prevent corruption during memtest ppc: add support for memtest with cache disabled memtest: exclude page starting at address 0. ppc: P2020RDB and DA923RC configuration arch/ppc/Kconfig | 1 - arch/ppc/configs/da923rc_defconfig | 2 + arch/ppc/configs/p2020rdb_defconfig | 2 + arch/ppc/cpu-85xx/Makefile | 1 + arch/ppc/cpu-85xx/mmu.c | 54 ++++++++++++++++++++++++++++++ arch/ppc/cpu-85xx/start.S | 3 -- arch/ppc/cpu-85xx/tlb.c | 17 +++++++++- arch/ppc/include/asm/mmu.h | 6 +++ arch/ppc/lib/board.c | 6 +--- arch/ppc/mach-mpc5xxx/Kconfig | 1 + arch/ppc/mach-mpc85xx/Kconfig | 3 ++ arch/ppc/mach-mpc85xx/barebox.lds.S | 8 +++-- arch/ppc/mach-mpc85xx/cpu.c | 11 ++++++ arch/ppc/mach-mpc85xx/include/mach/mmu.h | 5 +++ commands/memtest.c | 10 +++--- 15 files changed, 112 insertions(+), 18 deletions(-) create mode 100644 arch/ppc/cpu-85xx/mmu.c _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox