Date: Sat, 15 Oct 2016 08:27:55 +0000 (UTC) From: Michal Meloun <mmel@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r307344 - in stable/11/sys/arm: allwinner altera/socfpga amlogic/aml8726 arm broadcom/bcm2835 freescale/imx include mv/armada38x nvidia/tegra124 rockchip samsung/exynos ti/omap4 xilinx Message-ID: <201610150827.u9F8RtEa037349@repo.freebsd.org>
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Author: mmel Date: Sat Oct 15 08:27:54 2016 New Revision: 307344 URL: https://svnweb.freebsd.org/changeset/base/307344 Log: MFC r306756: ARM: SEV/WFE instructions are implemented starting from ARMv6K, use it directly. Modified: stable/11/sys/arm/allwinner/aw_mp.c stable/11/sys/arm/altera/socfpga/socfpga_mp.c stable/11/sys/arm/amlogic/aml8726/aml8726_mp.c stable/11/sys/arm/arm/cpufunc_asm_armv7.S stable/11/sys/arm/arm/mp_machdep.c stable/11/sys/arm/broadcom/bcm2835/bcm2836_mp.c stable/11/sys/arm/freescale/imx/imx6_mp.c stable/11/sys/arm/include/cpu-v6.h stable/11/sys/arm/include/cpufunc.h stable/11/sys/arm/mv/armada38x/pmsu.c stable/11/sys/arm/nvidia/tegra124/tegra124_mp.c stable/11/sys/arm/rockchip/rk30xx_mp.c stable/11/sys/arm/samsung/exynos/exynos5_mp.c stable/11/sys/arm/ti/omap4/omap4_mp.c stable/11/sys/arm/xilinx/zy7_mp.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/arm/allwinner/aw_mp.c ============================================================================== --- stable/11/sys/arm/allwinner/aw_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/allwinner/aw_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -193,7 +193,8 @@ aw_mp_start_ap(platform_t plat) val |= (1 << i); bus_space_write_4(fdtbus_bs_tag, cpucfg, CPUCFG_DBGCTL1, val); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, cpucfg, CPUCFG_SIZE); if (soc_family != ALLWINNERSOC_SUN7I) bus_space_unmap(fdtbus_bs_tag, prcm, PRCM_SIZE); @@ -279,7 +280,8 @@ a83t_mp_start_ap(platform_t plat) panic("Couldn't map the PRCM\n"); aw_mc_mp_start_ap(cpuscfg, cpuxcfg, prcm); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, cpuxcfg, CPUXCFG_SIZE); bus_space_unmap(fdtbus_bs_tag, cpuscfg, CPUCFG_SIZE); bus_space_unmap(fdtbus_bs_tag, prcm, PRCM_SIZE); Modified: stable/11/sys/arm/altera/socfpga/socfpga_mp.c ============================================================================== --- stable/11/sys/arm/altera/socfpga/socfpga_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/altera/socfpga/socfpga_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -151,7 +151,8 @@ platform_mp_start_ap(void) /* Put CPU1 out from reset */ bus_space_write_4(fdtbus_bs_tag, rst, MPUMODRST, 0); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, scu, SCU_SIZE); bus_space_unmap(fdtbus_bs_tag, rst, RSTMGR_SIZE); Modified: stable/11/sys/arm/amlogic/aml8726/aml8726_mp.c ============================================================================== --- stable/11/sys/arm/amlogic/aml8726/aml8726_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/amlogic/aml8726/aml8726_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -487,7 +487,8 @@ platform_mp_start_ap(void) CPUCONF_BARRIER(AML_CPUCONF_CONTROL_REG); /* Wakeup the now enabled APs */ - armv7_sev(); + dsb(); + sev(); /* * Free the resources which are not needed after startup. Modified: stable/11/sys/arm/arm/cpufunc_asm_armv7.S ============================================================================== --- stable/11/sys/arm/arm/cpufunc_asm_armv7.S Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/arm/cpufunc_asm_armv7.S Sat Oct 15 08:27:54 2016 (r307344) @@ -297,13 +297,6 @@ ENTRY(armv7_drain_writebuf) RET END(armv7_drain_writebuf) -ENTRY(armv7_sev) - dsb - sev - nop - RET -END(armv7_sev) - ENTRY(armv7_auxctrl) mrc CP15_ACTLR(r2) bic r3, r2, r0 /* Clear bits */ Modified: stable/11/sys/arm/arm/mp_machdep.c ============================================================================== --- stable/11/sys/arm/arm/mp_machdep.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/arm/mp_machdep.c Sat Oct 15 08:27:54 2016 (r307344) @@ -467,9 +467,8 @@ release_aps(void *dummy __unused) #endif atomic_store_rel_int(&aps_ready, 1); /* Wake the other threads up */ -#if __ARM_ARCH >= 7 - armv7_sev(); -#endif + dsb(); + sev(); printf("Release APs\n"); Modified: stable/11/sys/arm/broadcom/bcm2835/bcm2836_mp.c ============================================================================== --- stable/11/sys/arm/broadcom/bcm2835/bcm2836_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/broadcom/bcm2835/bcm2836_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -132,7 +132,8 @@ platform_mp_start_ap(void) } while (1); /* dsb and sev */ - armv7_sev(); + dsb(); + sev(); /* recode AP in CPU map */ CPU_SET(i, &all_cpus); Modified: stable/11/sys/arm/freescale/imx/imx6_mp.c ============================================================================== --- stable/11/sys/arm/freescale/imx/imx6_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/freescale/imx/imx6_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -150,7 +150,8 @@ platform_mp_start_ap(void) } bus_space_write_4(fdtbus_bs_tag, src, SRC_CONTROL_REG, val); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, scu, SCU_SIZE); bus_space_unmap(fdtbus_bs_tag, src, SRC_SIZE); Modified: stable/11/sys/arm/include/cpu-v6.h ============================================================================== --- stable/11/sys/arm/include/cpu-v6.h Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/include/cpu-v6.h Sat Oct 15 08:27:54 2016 (r307344) @@ -56,6 +56,8 @@ extern uint32_t ccnt_hi[MAXCPU]; extern int pmu_attched; #endif /* DEV_PMU */ +#define sev() __asm __volatile("sev" : : : "memory") +#define wfe() __asm __volatile("wfe" : : : "memory") /* * Macros to generate CP15 (system control processor) read/write functions. Modified: stable/11/sys/arm/include/cpufunc.h ============================================================================== --- stable/11/sys/arm/include/cpufunc.h Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/include/cpufunc.h Sat Oct 15 08:27:54 2016 (r307344) @@ -289,7 +289,6 @@ void armv7_cpu_sleep (int); void armv7_setup (void); void armv7_context_switch (void); void armv7_drain_writebuf (void); -void armv7_sev (void); u_int armv7_auxctrl (u_int, u_int); void armadaxp_idcache_wbinv_all (void); Modified: stable/11/sys/arm/mv/armada38x/pmsu.c ============================================================================== --- stable/11/sys/arm/mv/armada38x/pmsu.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/mv/armada38x/pmsu.c Sat Oct 15 08:27:54 2016 (r307344) @@ -146,7 +146,8 @@ pmsu_boot_secondary_cpu(void) pmap_kextract((vm_offset_t)mpentry)); dcache_wbinv_poc_all(); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, vaddr, MV_PMSU_REGS_LEN); Modified: stable/11/sys/arm/nvidia/tegra124/tegra124_mp.c ============================================================================== --- stable/11/sys/arm/nvidia/tegra124/tegra124_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/nvidia/tegra124/tegra124_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -121,7 +121,8 @@ tegra124_mp_start_ap(platform_t plat) } } - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, pmc, PMC_SIZE); bus_space_unmap(fdtbus_bs_tag, exvec, TEGRA_EXCEPTION_VECTORS_SIZE); } Modified: stable/11/sys/arm/rockchip/rk30xx_mp.c ============================================================================== --- stable/11/sys/arm/rockchip/rk30xx_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/rockchip/rk30xx_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -163,7 +163,8 @@ platform_mp_start_ap(void) val &= ~(1 << i); bus_space_write_4(fdtbus_bs_tag, pmu, PMU_PWRDN_CON, val); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, scu, SCU_SIZE); bus_space_unmap(fdtbus_bs_tag, imem, IMEM_SIZE); Modified: stable/11/sys/arm/samsung/exynos/exynos5_mp.c ============================================================================== --- stable/11/sys/arm/samsung/exynos/exynos5_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/samsung/exynos/exynos5_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -124,7 +124,8 @@ platform_mp_start_ap(void) dcache_wbinv_poc_all(); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, sysram, 0x100); bus_space_unmap(fdtbus_bs_tag, pmu, 0x20000); } Modified: stable/11/sys/arm/ti/omap4/omap4_mp.c ============================================================================== --- stable/11/sys/arm/ti/omap4/omap4_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/ti/omap4/omap4_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -64,6 +64,7 @@ platform_mp_start_ap(void) ti_smc0(0x200, 0xfffffdff, MODIFY_AUX_CORE_0); ti_smc0(pmap_kextract((vm_offset_t)mpentry), 0, WRITE_AUX_CORE_1); - armv7_sev(); + dsb(); + sev(); bus_space_unmap(fdtbus_bs_tag, scu_addr, 0x1000); } Modified: stable/11/sys/arm/xilinx/zy7_mp.c ============================================================================== --- stable/11/sys/arm/xilinx/zy7_mp.c Sat Oct 15 08:09:55 2016 (r307343) +++ stable/11/sys/arm/xilinx/zy7_mp.c Sat Oct 15 08:27:54 2016 (r307344) @@ -94,5 +94,6 @@ platform_mp_start_ap(void) dcache_wbinv_poc_all(); /* Wake up CPU1. */ - armv7_sev(); + dsb(); + sev(); }
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