mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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57c8a661d9
Move remaining definitions and declarations from include/linux/bootmem.h into include/linux/memblock.h and remove the redundant header. The includes were replaced with the semantic patch below and then semi-automated removal of duplicated '#include <linux/memblock.h> @@ @@ - #include <linux/bootmem.h> + #include <linux/memblock.h> [sfr@canb.auug.org.au: dma-direct: fix up for the removal of linux/bootmem.h] Link: http://lkml.kernel.org/r/20181002185342.133d1680@canb.auug.org.au [sfr@canb.auug.org.au: powerpc: fix up for removal of linux/bootmem.h] Link: http://lkml.kernel.org/r/20181005161406.73ef8727@canb.auug.org.au [sfr@canb.auug.org.au: x86/kaslr, ACPI/NUMA: fix for linux/bootmem.h removal] Link: http://lkml.kernel.org/r/20181008190341.5e396491@canb.auug.org.au Link: http://lkml.kernel.org/r/1536927045-23536-30-git-send-email-rppt@linux.vnet.ibm.com Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chris Zankel <chris@zankel.net> Cc: "David S. Miller" <davem@davemloft.net> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Greentime Hu <green.hu@gmail.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Guan Xuetao <gxt@pku.edu.cn> Cc: Ingo Molnar <mingo@redhat.com> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Jonas Bonn <jonas@southpole.se> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Ley Foon Tan <lftan@altera.com> Cc: Mark Salter <msalter@redhat.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Michal Simek <monstr@monstr.eu> Cc: Palmer Dabbelt <palmer@sifive.com> Cc: Paul Burton <paul.burton@mips.com> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: Richard Weinberger <richard@nod.at> Cc: Rich Felker <dalias@libc.org> Cc: Russell King <linux@armlinux.org.uk> Cc: Serge Semin <fancer.lancer@gmail.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
101 lines
2.5 KiB
C
101 lines
2.5 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
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*/
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#include <linux/init.h>
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#include <linux/memblock.h>
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#include <linux/smp.h>
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#include <asm/bootinfo.h>
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#include <asm/bmips.h>
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#include <asm/smp-ops.h>
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#include <asm/mipsregs.h>
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#include <bcm63xx_board.h>
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#include <bcm63xx_cpu.h>
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#include <bcm63xx_io.h>
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#include <bcm63xx_regs.h>
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void __init prom_init(void)
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{
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u32 reg, mask;
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bcm63xx_cpu_init();
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/* stop any running watchdog */
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bcm_wdt_writel(WDT_STOP_1, WDT_CTL_REG);
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bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG);
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/* disable all hardware blocks clock for now */
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if (BCMCPU_IS_3368())
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mask = CKCTL_3368_ALL_SAFE_EN;
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else if (BCMCPU_IS_6328())
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mask = CKCTL_6328_ALL_SAFE_EN;
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else if (BCMCPU_IS_6338())
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mask = CKCTL_6338_ALL_SAFE_EN;
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else if (BCMCPU_IS_6345())
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mask = CKCTL_6345_ALL_SAFE_EN;
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else if (BCMCPU_IS_6348())
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mask = CKCTL_6348_ALL_SAFE_EN;
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else if (BCMCPU_IS_6358())
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mask = CKCTL_6358_ALL_SAFE_EN;
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else if (BCMCPU_IS_6362())
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mask = CKCTL_6362_ALL_SAFE_EN;
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else if (BCMCPU_IS_6368())
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mask = CKCTL_6368_ALL_SAFE_EN;
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else
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mask = 0;
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reg = bcm_perf_readl(PERF_CKCTL_REG);
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reg &= ~mask;
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bcm_perf_writel(reg, PERF_CKCTL_REG);
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/* do low level board init */
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board_prom_init();
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/* set up SMP */
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if (!register_bmips_smp_ops()) {
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/*
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* BCM6328 might not have its second CPU enabled, while BCM3368
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* and BCM6358 need special handling for their shared TLB, so
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* disable SMP for now.
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*/
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if (BCMCPU_IS_6328()) {
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reg = bcm_readl(BCM_6328_OTP_BASE +
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OTP_USER_BITS_6328_REG(3));
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if (reg & OTP_6328_REG3_TP1_DISABLED)
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bmips_smp_enabled = 0;
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} else if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) {
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bmips_smp_enabled = 0;
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}
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if (!bmips_smp_enabled)
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return;
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/*
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* The bootloader has set up the CPU1 reset vector at
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* 0xa000_0200.
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* This conflicts with the special interrupt vector (IV).
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* The bootloader has also set up CPU1 to respond to the wrong
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* IPI interrupt.
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* Here we will start up CPU1 in the background and ask it to
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* reconfigure itself then go back to sleep.
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*/
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memcpy((void *)0xa0000200, &bmips_smp_movevec, 0x20);
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__sync();
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set_c0_cause(C_SW0);
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cpumask_set_cpu(1, &bmips_booted_mask);
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/*
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* FIXME: we really should have some sort of hazard barrier here
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*/
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}
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}
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void __init prom_free_prom_memory(void)
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{
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}
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