Skip site navigation (1)Skip section navigation (2) 
Date:      Wed, 31 Oct 2018 09:25:17 +0000 (UTC)
From:      Andrew Turner <andrew@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r339943 - head/sys/arm64/arm64
Message-ID:  <201810310925.w9V9PHbp071792@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help 
Author: andrew
Date: Wed Oct 31 09:25:17 2018
New Revision: 339943
URL: https://svnweb.freebsd.org/changeset/base/339943

Log:
  Remove the unused arm64_cpu driver.
  
  This was previously used for CPU initilisation, however this hasn't been
  the case in a long time.
  
  Sponsored by:	DARPA, AFRL

Modified:
  head/sys/arm64/arm64/mp_machdep.c

Modified: head/sys/arm64/arm64/mp_machdep.c
==============================================================================
--- head/sys/arm64/arm64/mp_machdep.c	Wed Oct 31 06:24:07 2018	(r339942)
+++ head/sys/arm64/arm64/mp_machdep.c	Wed Oct 31 09:25:17 2018	(r339943)
@@ -126,8 +126,6 @@ static void ipi_stop(void *);
 struct mtx ap_boot_mtx;
 struct pcb stoppcbs[MAXCPU];
 
-static device_t cpu_list[MAXCPU];
-
 /*
  * Not all systems boot from the first CPU in the device tree. To work around
  * this we need to find which CPU we have booted from so when we later
@@ -145,78 +143,6 @@ volatile int aps_ready = 0;
 
 /* Temporary variables for init_secondary()  */
 void *dpcpu[MAXCPU - 1];
-
-static device_method_t arm64_cpu_methods[] = {
-	/* Device interface */
-	DEVMETHOD(device_identify,	arm64_cpu_identify),
-	DEVMETHOD(device_probe,		arm64_cpu_probe),
-	DEVMETHOD(device_attach,	arm64_cpu_attach),
-
-	DEVMETHOD_END
-};
-
-static devclass_t arm64_cpu_devclass;
-static driver_t arm64_cpu_driver = {
-	"arm64_cpu",
-	arm64_cpu_methods,
-	0
-};
-
-DRIVER_MODULE(arm64_cpu, cpu, arm64_cpu_driver, arm64_cpu_devclass, 0, 0);
-
-static void
-arm64_cpu_identify(driver_t *driver, device_t parent)
-{
-
-	if (device_find_child(parent, "arm64_cpu", -1) != NULL)
-		return;
-	if (BUS_ADD_CHILD(parent, 0, "arm64_cpu", -1) == NULL)
-		device_printf(parent, "add child failed\n");
-}
-
-static int
-arm64_cpu_probe(device_t dev)
-{
-	u_int cpuid;
-
-	cpuid = device_get_unit(dev);
-	if (cpuid >= MAXCPU || cpuid > mp_maxid)
-		return (EINVAL);
-
-	device_quiet(dev);
-	return (0);
-}
-
-static int
-arm64_cpu_attach(device_t dev)
-{
-	const uint32_t *reg;
-	size_t reg_size;
-	u_int cpuid;
-	int i;
-
-	cpuid = device_get_unit(dev);
-
-	if (cpuid >= MAXCPU || cpuid > mp_maxid)
-		return (EINVAL);
-	KASSERT(cpu_list[cpuid] == NULL, ("Already have cpu %u", cpuid));
-
-	reg = cpu_get_cpuid(dev, &reg_size);
-	if (reg == NULL)
-		return (EINVAL);
-
-	if (bootverbose) {
-		device_printf(dev, "register <");
-		for (i = 0; i < reg_size; i++)
-			printf("%s%x", (i == 0) ? "" : " ", reg[i]);
-		printf(">\n");
-	}
-
-	/* Set the device to start it later */
-	cpu_list[cpuid] = dev;
-
-	return (0);
-}
 
 static void
 release_aps(void *dummy __unused)

Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201810310925.w9V9PHbp071792>