Module Name: src
Committed By: skrll
Date: Tue Apr 9 07:37:16 UTC 2019
Modified Files:
src/sys/arch/arm/samsung: exynos_platform.c
Log Message:
EXYNOS5422_DISABLE_CA7_CLUSTER isn't required anymore
To generate a diff of this commit:
cvs rdiff -u -r1.25 -r1.26 src/sys/arch/arm/samsung/exynos_platform.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/samsung/exynos_platform.c
diff -u src/sys/arch/arm/samsung/exynos_platform.c:1.25 src/sys/arch/arm/samsung/exynos_platform.c:1.26
--- src/sys/arch/arm/samsung/exynos_platform.c:1.25 Thu Jan 31 13:06:10 2019
+++ src/sys/arch/arm/samsung/exynos_platform.c Tue Apr 9 07:37:16 2019
@@ -1,4 +1,4 @@
-/* $NetBSD: exynos_platform.c,v 1.25 2019/01/31 13:06:10 skrll Exp $ */
+/* $NetBSD: exynos_platform.c,v 1.26 2019/04/09 07:37:16 skrll Exp $ */
/*-
* Copyright (c) 2017 Jared D. McNeill <[email protected]>
@@ -35,12 +35,7 @@
#include "ukbd.h"
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: exynos_platform.c,v 1.25 2019/01/31 13:06:10 skrll Exp $");
-
-/* XXXJDM
- * Booting a CA7 core on Exynos5422 is currently broken, disable starting CA7 secondaries.
- */
-#define EXYNOS5422_DISABLE_CA7_CLUSTER
+__KERNEL_RCSID(0, "$NetBSD: exynos_platform.c,v 1.26 2019/04/09 07:37:16 skrll Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -148,11 +143,6 @@ exynos5800_mpstart(void)
const u_int aff0 = __SHIFTOUT(mpidr, MPIDR_AFF0);
const u_int cpu = cluster * 4 + aff0;
-#if defined(EXYNOS5422_DISABLE_CA7_CLUSTER)
- if (cluster == 1)
- continue;
-#endif
-
val = bus_space_read_4(bst, pmu_bsh, EXYNOS5800_PMU_CORE_STATUS(cpu));
bus_space_write_4(bst, pmu_bsh, EXYNOS5800_PMU_CORE_CONFIG(cpu),
EXYNOS5800_PMU_CORE_POWER_EN);
@@ -337,27 +327,6 @@ exynos5_platform_bootstrap(void)
exynos_bootstrap(5);
-#if defined(MULTIPROCESSOR) && defined(EXYNOS5422_DISABLE_CA7_CLUSTER)
- const struct of_compat_data *cd = of_search_compatible(OF_finddevice("/"), mp_compat_data);
- if (cd && cd->data == (uintptr_t)exynos5800_mpstart) {
- void *fdt_data = __UNCONST(fdtbus_get_data());
- int cpu_off, cpus_off, len;
-
- cpus_off = fdt_path_offset(fdt_data, "/cpus");
- if (cpus_off < 0)
- return;
-
- fdt_for_each_subnode(cpu_off, fdt_data, cpus_off) {
- const void *prop = fdt_getprop(fdt_data, cpu_off, "reg", &len);
- if (len != 4)
- continue;
- const uint32_t mpidr = be32dec(prop);
- if (mpidr != cpu_mpidr_aff_read() && __SHIFTOUT(mpidr, MPIDR_AFF1) == 1)
- fdt_setprop_string(fdt_data, cpu_off, "status", "fail");
- }
- }
-#endif
-
arm_fdt_cpu_bootstrap();
}
