From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kiszka Date: Tue, 21 Apr 2015 20:10:35 +0200 Subject: [U-Boot] [PATCH v7 17/17] jetson-tk1: Add PSCI configuration options and reserve secure code In-Reply-To: <1429639131.6174.22.camel@hellion.org.uk> References: <5818c874652ced97f04ece4abafec4e87fa5309e.1429593519.git.jan.kiszka@siemens.com> <1429639131.6174.22.camel@hellion.org.uk> Message-ID: <5536929B.4070602@siemens.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 2015-04-21 19:58, Ian Campbell wrote: > On Tue, 2015-04-21 at 07:18 +0200, Jan Kiszka wrote: >> From: Ian Campbell >> >> The secure world code is relocated to the MB just below the top of 4G, we >> reserve it in the FDT (by setting CONFIG_ARMV7_SECURE_RESERVE_SIZE) but it is >> not protected in h/w. See next patch. > > Next patch, but this is the last one? Was it reordered earlier in the > series or is it not yet included here? Yes, I reordered because this one activates the feature. Tom, in case you apply, please just drop that reference. Jan > >> >> Signed-off-by: Ian Campbell >> Signed-off-by: Jan Kiszka >> Reviewed-by: Tom Rini >> Reviewed-by: Thierry Reding >> Tested-by: Thierry Reding >> Tested-by: Ian Campbell >> --- >> arch/arm/mach-tegra/tegra124/Kconfig | 2 ++ >> include/configs/jetson-tk1.h | 5 +++++ >> 2 files changed, 7 insertions(+) >> >> diff --git a/arch/arm/mach-tegra/tegra124/Kconfig b/arch/arm/mach-tegra/tegra124/Kconfig >> index 88f627c..5114299 100644 >> --- a/arch/arm/mach-tegra/tegra124/Kconfig >> +++ b/arch/arm/mach-tegra/tegra124/Kconfig >> @@ -5,6 +5,8 @@ choice >> >> config TARGET_JETSON_TK1 >> bool "NVIDIA Tegra124 Jetson TK1 board" >> + select CPU_V7_HAS_NONSEC if !SPL_BUILD >> + select CPU_V7_HAS_VIRT if !SPL_BUILD >> >> config TARGET_NYAN_BIG >> bool "Google/NVIDIA Nyan-big Chrombook" >> diff --git a/include/configs/jetson-tk1.h b/include/configs/jetson-tk1.h >> index 8c016b7..aeafbd5 100644 >> --- a/include/configs/jetson-tk1.h >> +++ b/include/configs/jetson-tk1.h >> @@ -79,4 +79,9 @@ >> #include "tegra-common-usb-gadget.h" >> #include "tegra-common-post.h" >> >> +#define CONFIG_ARMV7_PSCI 1 >> +/* Reserve top 1M for secure RAM */ >> +#define CONFIG_ARMV7_SECURE_BASE 0xfff00000 >> +#define CONFIG_ARMV7_SECURE_RESERVE_SIZE 0x00100000 >> + >> #endif /* __CONFIG_H */ > > -- Siemens AG, Corporate Technology, CT RTC ITP SES-DE Corporate Competence Center Embedded Linux