Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Tweak cpu start up slightly and print TTBR for cortex_mmuinfo when

Browse Source 
VERBOSE_INIT_ARM
This commit is contained in:
skrll 2015-04-11 15:29:58 +00:00
parent 54e226a9c0
commit 0802cfce6f
1 changed files with 10 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
sys/arch/evbarm/rpi/rpi_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: rpi_machdep.c,v 1.59 2015/03/15 22:54:03 joerg Exp $ */
/* $NetBSD: rpi_machdep.c,v 1.60 2015/04/11 15:29:58 skrll Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: rpi_machdep.c,v 1.59 2015/03/15 22:54:03 joerg Exp $");
__KERNEL_RCSID(0, "$NetBSD: rpi_machdep.c,v 1.60 2015/04/11 15:29:58 skrll Exp $");
#include "opt_arm_debug.h"
#include "opt_bcm283x.h"
@ -491,17 +491,22 @@ rpi_bootstrap(void)
#if defined(BCM2836)
arm_cpu_max = 4;
extern int cortex_mmuinfo;
bus_space_tag_t iot = &bcm2835_bs_tag;
bus_space_handle_t ioh = BCM2836_ARM_LOCAL_VBASE;
#ifdef VERBOSE_INIT_ARM
printf("%s: %d cpus present\n", __func__, arm_cpu_max);
#endif
extern void cortex_mpstart(void);
cortex_mmuinfo = armreg_ttbr_read();
#ifdef VERBOSE_INIT_ARM
printf("%s: cortex_mmuinfo %x\n", __func__, cortex_mmuinfo);
#endif
extern void cortex_mpstart(void);
for (size_t i = 1; i < arm_cpu_max; i++) {
bus_space_tag_t iot = &bcm2835_bs_tag;
bus_space_handle_t ioh = BCM2836_ARM_LOCAL_VBASE;
bus_space_write_4(iot, ioh,
BCM2836_LOCAL_MAILBOX3_SETN(i),
(uint32_t)cortex_mpstart);