Linux kernel development work - see feature branches https://git.zx2c4.com/linux-dev/atom/arch/arm64/kernel/psci-call.S?h=master 2016-01-04T16:24:45Z 2016-01-04T16:24:45Z Jens Wiklander jens.wiklander@linaro.org 2016-01-04T14:46:47Z urn:sha1:e679660dbb8347f275fe5d83a5dd59c1fb6c8e63 Switch to use a generic interface for issuing SMC/HVC based on ARM SMC Calling Convention. Removes now the now unused psci-call.S. Acked-by: Will Deacon <will.deacon@arm.com> Reviewed-by: Mark Rutland <mark.rutland@arm.com> Tested-by: Mark Rutland <mark.rutland@arm.com> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Tested-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> 2015-02-26T18:23:53Z Will Deacon will.deacon@arm.com 2015-02-25T12:10:35Z urn:sha1:f5e0a12ca2d939e47995f73428d9bf1ad372b289 An arm64 allmodconfig fails to build with GCC 5 due to __asmeq assertions in the PSCI firmware calling code firing due to mcount preambles breaking our assumptions about register allocation of function arguments: /tmp/ccDqJsJ6.s: Assembler messages: /tmp/ccDqJsJ6.s:60: Error: .err encountered /tmp/ccDqJsJ6.s:61: Error: .err encountered /tmp/ccDqJsJ6.s:62: Error: .err encountered /tmp/ccDqJsJ6.s:99: Error: .err encountered /tmp/ccDqJsJ6.s:100: Error: .err encountered /tmp/ccDqJsJ6.s:101: Error: .err encountered This patch fixes the issue by moving the PSCI calls out-of-line into their own assembly files, which are safe from the compiler's meddling fingers. Reported-by: Andy Whitcroft <apw@canonical.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>