From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andre Przywara Date: Wed, 18 May 2016 11:07:35 +0100 Subject: [U-Boot] [PATCH v3 01/11] ARM: PSCI: change PSCI function IDs base and offsets In-Reply-To: <1463562634-16723-2-git-send-email-hongbo.zhang@nxp.com> References: <1463562634-16723-1-git-send-email-hongbo.zhang@nxp.com> <1463562634-16723-2-git-send-email-hongbo.zhang@nxp.com> Message-ID: <573C3EE7.3060308@arm.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, On 18/05/16 10:10, macro.wave.z at gmail.com wrote: > From: Wang Dongsheng > > According to PSCI specification v1.0, the PSCI functions should start from > 0x84000000 for SMC32, this patch changes this base value as well as other > function offset values. Out of curiosity: Do you plan to ever support ARMv8 boards with PSCI services in U-Boot as well? Then we would need to think about adjusting the function IDs, because they use a "64-bit" flag for some functions. > Signed-off-by: Wang Dongsheng > Signed-off-by: Hongbo Zhang Otherwise: Reviewed-by: Andre Przywara > --- > arch/arm/include/asm/psci.h | 10 +++++----- > 1 file changed, 5 insertions(+), 5 deletions(-) > > diff --git a/arch/arm/include/asm/psci.h b/arch/arm/include/asm/psci.h > index 128a606..a4a19e3 100644 > --- a/arch/arm/include/asm/psci.h > +++ b/arch/arm/include/asm/psci.h > @@ -19,13 +19,13 @@ > #define __ARM_PSCI_H__ > > /* PSCI interface */ > -#define ARM_PSCI_FN_BASE 0x95c1ba5e > +#define ARM_PSCI_FN_BASE 0x84000000 > #define ARM_PSCI_FN(n) (ARM_PSCI_FN_BASE + (n)) > > -#define ARM_PSCI_FN_CPU_SUSPEND ARM_PSCI_FN(0) > -#define ARM_PSCI_FN_CPU_OFF ARM_PSCI_FN(1) > -#define ARM_PSCI_FN_CPU_ON ARM_PSCI_FN(2) > -#define ARM_PSCI_FN_MIGRATE ARM_PSCI_FN(3) > +#define ARM_PSCI_FN_CPU_SUSPEND ARM_PSCI_FN(1) > +#define ARM_PSCI_FN_CPU_OFF ARM_PSCI_FN(2) > +#define ARM_PSCI_FN_CPU_ON ARM_PSCI_FN(3) > +#define ARM_PSCI_FN_MIGRATE ARM_PSCI_FN(5) > > #define ARM_PSCI_RET_SUCCESS 0 > #define ARM_PSCI_RET_NI (-1) >