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path: root/package/mac80211/patches/005-disable_ssb_build.patch
blob: ac95769059911182f1b594076dd1c388a5030b7c (plain)
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--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,6 @@ obj-$(CONFIG_COMPAT_WIRELESS_MODULES) +=
 
 obj-$(CONFIG_COMPAT_NET_USB_MODULES) += drivers/net/usb/
 
-obj-$(CONFIG_COMPAT_VAR_MODULES) += drivers/ssb/
 obj-$(CONFIG_COMPAT_VAR_MODULES) += drivers/bcma/
 obj-$(CONFIG_COMPAT_VAR_MODULES) += drivers/misc/eeprom/
 
--- a/config.mk
+++ b/config.mk
@@ -9,7 +9,6 @@ ifeq ($(wildcard $(KLIB_BUILD)/.config),
  CONFIG_PCI=y
  CONFIG_USB=y
  CONFIG_PCMCIA=y
- CONFIG_SSB=m
 else
 include $(KLIB_BUILD)/.config
 endif
@@ -315,7 +314,8 @@ CONFIG_IPW2200_QOS=y
 # % echo 1 > /sys/bus/pci/drivers/ipw2200/*/rtap_iface
 endif #CONFIG_WIRELESS_EXT
 
-ifdef CONFIG_SSB
+# disabled
+ifdef __CONFIG_SSB
 # Sonics Silicon Backplane
 CONFIG_SSB_SPROM=y
 
@@ -328,7 +328,7 @@ endif #CONFIG_PCMCIA
 # CONFIG_SSB_DEBUG=y
 CONFIG_SSB_DRIVER_PCICORE=y
 CONFIG_B43_SSB=y
-endif #CONFIG_SSB
+endif #__CONFIG_SSB
 
 CONFIG_BCMA=m
 CONFIG_BCMA_BLOCKIO=y
@@ -535,7 +535,6 @@ endif #CONFIG_SPI_MASTER end of SPI driv
 
 ifdef CONFIG_MMC
 
-CONFIG_SSB_SDIOHOST=y
 CONFIG_B43_SDIO=y
 
 ifdef CONFIG_CRC7
f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
/*
 *  linux/arch/i386/kernel/i387.c
 *
 *  Copyright (C) 1994 Linus Torvalds
 *
 *  Pentium III FXSR, SSE support
 *  General FPU state handling cleanups
 *  Gareth Hughes <gareth@valinux.com>, May 2000
 */

#include <xen/config.h>
#include <xen/sched.h>
#include <asm/current.h>
#include <asm/processor.h>
#include <asm/hvm/support.h>
#include <asm/i387.h>
#include <asm/asm_defns.h>

void init_fpu(void)
{
    asm volatile ( "fninit" );
    if ( cpu_has_xmm )
        load_mxcsr(0x1f80);
    current->fpu_initialised = 1;
}

void save_init_fpu(struct vcpu *v)
{
    unsigned long cr0 = read_cr0();
    char *fpu_ctxt = v->arch.guest_context.fpu_ctxt.x;

    /* This can happen, if a paravirtualised guest OS has set its CR0.TS. */
    if ( cr0 & X86_CR0_TS )
        clts();

    if ( cpu_has_fxsr )
    {
#ifdef __i386__
        asm volatile (
            "fxsave %0"
            : "=m" (*fpu_ctxt) );
#else /* __x86_64__ */
        /*
         * The only way to force fxsaveq on a wide range of gas versions. On 
         * older versions the rex64 prefix works only if we force an
         * addressing mode that doesn't require extended registers.
         */
        asm volatile (
            REX64_PREFIX "fxsave (%1)"
            : "=m" (*fpu_ctxt) : "cdaSDb" (fpu_ctxt) );
#endif

        /* Clear exception flags if FSW.ES is set. */
        if ( unlikely(fpu_ctxt[2] & 0x80) )
            asm volatile ("fnclex");

        /*
         * AMD CPUs don't save/restore FDP/FIP/FOP unless an exception
         * is pending. Clear the x87 state here by setting it to fixed
         * values. The hypervisor data segment can be sometimes 0 and
         * sometimes new user value. Both should be ok. Use the FPU saved
         * data block as a safe address because it should be in L1.
         */
        if ( boot_cpu_data.x86_vendor == X86_VENDOR_AMD )
        {
            asm volatile (
                "emms\n\t"  /* clear stack tags */
                "fildl %0"  /* load to clear state */
                : : "m" (*fpu_ctxt) );
        }
    }
    else
    {
        /* FWAIT is required to make FNSAVE synchronous. */
        asm volatile ( "fnsave %0 ; fwait" : "=m" (*fpu_ctxt) );
    }

    v->fpu_dirtied = 0;
    write_cr0(cr0|X86_CR0_TS);
}

void restore_fpu(struct vcpu *v)
{
    char *fpu_ctxt = v->arch.guest_context.fpu_ctxt.x;

    /*
     * FXRSTOR can fault if passed a corrupted data block. We handle this
     * possibility, which may occur if the block was passed to us by control
     * tools, by silently clearing the block.
     */
    if ( cpu_has_fxsr )
    {
        asm volatile (
#ifdef __i386__
            "1: fxrstor %0            \n"
#else /* __x86_64__ */
            /* See above for why the operands/constraints are this way. */
            "1: " REX64_PREFIX "fxrstor (%2)\n"
#endif
            ".section .fixup,\"ax\"   \n"
            "2: push %%"__OP"ax       \n"
            "   push %%"__OP"cx       \n"
            "   push %%"__OP"di       \n"
            "   lea  %0,%%"__OP"di    \n"
            "   mov  %1,%%ecx         \n"
            "   xor  %%eax,%%eax      \n"
            "   rep ; stosl           \n"
            "   pop  %%"__OP"di       \n"
            "   pop  %%"__OP"cx       \n"
            "   pop  %%"__OP"ax       \n"
            "   jmp  1b               \n"
            ".previous                \n"
            ".section __ex_table,\"a\"\n"
            "   "__FIXUP_ALIGN"       \n"
            "   "__FIXUP_WORD" 1b,2b  \n"
            ".previous                \n"
            : 
            : "m" (*fpu_ctxt),
              "i" (sizeof(v->arch.guest_context.fpu_ctxt)/4)
#ifdef __x86_64__
             ,"cdaSDb" (fpu_ctxt)
#endif
            );
    }
    else
    {
        asm volatile ( "frstor %0" : : "m" (v->arch.guest_context.fpu_ctxt) );
    }
}

/*
 * Local variables:
 * mode: C
 * c-set-style: "BSD"
 * c-basic-offset: 4
 * tab-width: 4
 * indent-tabs-mode: nil
 * End:
 */