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Merge branch 'master' of git://oak/home/sfr/kernels/iseries/work

This commit is contained in:
Paul Mackerras 2006-10-04 15:02:27 +10:00
parent 0a730ae599 80a544cebc
commit c730f5b621
13 changed files with 201 additions and 100 deletions
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8
arch/powerpc/Kconfig
View File

@ -338,10 +338,6 @@ config PPC_MULTIPLATFORM
RS/6000 machine, an Apple machine, or a PReP, CHRP,
Maple or Cell-based machine.
config PPC_ISERIES
bool "IBM Legacy iSeries"
depends on PPC64
config EMBEDDED6xx
bool "Embedded 6xx/7xx/7xxx-based board"
depends on PPC32 && (BROKEN||BROKEN_ON_SMP)
@ -365,6 +361,10 @@ config PPC_PSERIES
select PPC_UDBG_16550
default y
config PPC_ISERIES
bool "IBM Legacy iSeries"
depends on PPC_MULTIPLATFORM && PPC64
config PPC_CHRP
bool "Common Hardware Reference Platform (CHRP) based machines"
depends on PPC_MULTIPLATFORM && PPC32

18
arch/powerpc/kernel/entry_64.S
View File

@ -27,10 +27,7 @@
#include <asm/ppc_asm.h>
#include <asm/asm-offsets.h>
#include <asm/cputable.h>
#ifdef CONFIG_PPC_ISERIES
#define DO_SOFT_DISABLE
#endif
#include <asm/firmware.h>
/*
* System calls.
@ -91,6 +88,7 @@ system_call_common:
ld r11,exception_marker@toc(r2)
std r11,-16(r9) /* "regshere" marker */
#ifdef CONFIG_PPC_ISERIES
BEGIN_FW_FTR_SECTION
/* Hack for handling interrupts when soft-enabling on iSeries */
cmpdi cr1,r0,0x5555 /* syscall 0x5555 */
andi. r10,r12,MSR_PR /* from kernel */
@ -98,6 +96,7 @@ system_call_common:
beq hardware_interrupt_entry
lbz r10,PACAPROCENABLED(r13)
std r10,SOFTE(r1)
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif
mfmsr r11
ori r11,r11,MSR_EE
@ -462,6 +461,7 @@ _GLOBAL(ret_from_except_lite)
restore:
#ifdef CONFIG_PPC_ISERIES
BEGIN_FW_FTR_SECTION
ld r5,SOFTE(r1)
cmpdi 0,r5,0
beq 4f
@ -480,6 +480,7 @@ restore:
b .ret_from_except_lite /* loop back and handle more */
4: stb r5,PACAPROCENABLED(r13)
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif
ld r3,_MSR(r1)
@ -538,18 +539,23 @@ do_work:
lwz r8,TI_PREEMPT(r9)
cmpwi cr1,r8,0
#ifdef CONFIG_PPC_ISERIES
BEGIN_FW_FTR_SECTION
ld r0,SOFTE(r1)
cmpdi r0,0
#else
andi. r0,r3,MSR_EE
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif
BEGIN_FW_FTR_SECTION
andi. r0,r3,MSR_EE
END_FW_FTR_SECTION_IFCLR(FW_FEATURE_ISERIES)
crandc eq,cr1*4+eq,eq
bne restore
/* here we are preempting the current task */
1:
#ifdef CONFIG_PPC_ISERIES
BEGIN_FW_FTR_SECTION
li r0,1
stb r0,PACAPROCENABLED(r13)
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif
ori r10,r10,MSR_EE
mtmsrd r10,1 /* reenable interrupts */

28
arch/powerpc/kernel/head_64.S
View File

@ -33,6 +33,7 @@
#include <asm/hvcall.h>
#include <asm/iseries/lpar_map.h>
#include <asm/thread_info.h>
#include <asm/firmware.h>
#ifdef CONFIG_PPC_ISERIES
#define DO_SOFT_DISABLE
@ -365,19 +366,28 @@ label##_iSeries: \
#ifdef DO_SOFT_DISABLE
#define DISABLE_INTS \
BEGIN_FW_FTR_SECTION; \
lbz r10,PACAPROCENABLED(r13); \
li r11,0; \
std r10,SOFTE(r1); \
mfmsr r10; \
stb r11,PACAPROCENABLED(r13); \
ori r10,r10,MSR_EE; \
mtmsrd r10,1
mtmsrd r10,1; \
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#define ENABLE_INTS \
BEGIN_FW_FTR_SECTION; \
lbz r10,PACAPROCENABLED(r13); \
mfmsr r11; \
std r10,SOFTE(r1); \
ori r11,r11,MSR_EE; \
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES); \
BEGIN_FW_FTR_SECTION; \
ld r12,_MSR(r1); \
mfmsr r11; \
rlwimi r11,r12,0,MSR_EE; \
END_FW_FTR_SECTION_IFCLR(FW_FEATURE_ISERIES); \
mtmsrd r11,1
#else /* hard enable/disable interrupts */
@ -1071,8 +1081,10 @@ _GLOBAL(slb_miss_realmode)
ld r3,PACA_EXSLB+EX_R3(r13)
lwz r9,PACA_EXSLB+EX_CCR(r13) /* get saved CR */
#ifdef CONFIG_PPC_ISERIES
BEGIN_FW_FTR_SECTION
ld r11,PACALPPACAPTR(r13)
ld r11,LPPACASRR0(r11) /* get SRR0 value */
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif /* CONFIG_PPC_ISERIES */
mtlr r10
@ -1087,8 +1099,10 @@ _GLOBAL(slb_miss_realmode)
.machine pop
#ifdef CONFIG_PPC_ISERIES
BEGIN_FW_FTR_SECTION
mtspr SPRN_SRR0,r11
mtspr SPRN_SRR1,r12
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif /* CONFIG_PPC_ISERIES */
ld r9,PACA_EXSLB+EX_R9(r13)
ld r10,PACA_EXSLB+EX_R10(r13)
@ -1301,6 +1315,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_SLB)
cmpdi r3,0 /* see if hash_page succeeded */
#ifdef DO_SOFT_DISABLE
BEGIN_FW_FTR_SECTION
/*
* If we had interrupts soft-enabled at the point where the
* DSI/ISI occurred, and an interrupt came in during hash_page,
@ -1321,12 +1336,14 @@ END_FTR_SECTION_IFCLR(CPU_FTR_SLB)
ld r3,SOFTE(r1)
bl .local_irq_restore
b 11f
#else
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif
BEGIN_FW_FTR_SECTION
beq fast_exception_return /* Return from exception on success */
ble- 12f /* Failure return from hash_page */
/* fall through */
#endif
END_FW_FTR_SECTION_IFCLR(FW_FEATURE_ISERIES)
/* Here we have a page fault that hash_page can't handle. */
_GLOBAL(handle_page_fault)
@ -1861,7 +1878,9 @@ _GLOBAL(__secondary_start)
LOAD_REG_ADDR(r3, .start_secondary_prolog)
LOAD_REG_IMMEDIATE(r4, MSR_KERNEL)
#ifdef DO_SOFT_DISABLE
BEGIN_FW_FTR_SECTION
ori r4,r4,MSR_EE
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif
mtspr SPRN_SRR0,r3
mtspr SPRN_SRR1,r4
@ -1986,6 +2005,7 @@ _STATIC(start_here_common)
*/
li r3,0
bl .do_cpu_ftr_fixups
bl .do_fw_ftr_fixups
/* ptr to current */
LOAD_REG_IMMEDIATE(r4, init_task)
@ -2000,11 +2020,13 @@ _STATIC(start_here_common)
/* Load up the kernel context */
5:
#ifdef DO_SOFT_DISABLE
BEGIN_FW_FTR_SECTION
li r5,0
stb r5,PACAPROCENABLED(r13) /* Soft Disabled */
mfmsr r5
ori r5,r5,MSR_EE /* Hard Enabled */
mtmsrd r5
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif
bl .start_kernel

46
arch/powerpc/kernel/misc_64.S
View File

@ -325,6 +325,52 @@ _GLOBAL(do_cpu_ftr_fixups)
isync
b 1b
/*
* do_fw_ftr_fixups - goes through the list of firmware feature fixups
* and writes nop's over sections of code that don't apply for this firmware.
* r3 = data offset (not changed)
*/
_GLOBAL(do_fw_ftr_fixups)
/* Get firmware features */
LOAD_REG_IMMEDIATE(r6,powerpc_firmware_features)
sub r6,r6,r3
ld r4,0(r6)
/* Get the fixup table */
LOAD_REG_IMMEDIATE(r6,__start___fw_ftr_fixup)
sub r6,r6,r3
LOAD_REG_IMMEDIATE(r7,__stop___fw_ftr_fixup)
sub r7,r7,r3
/* Do the fixup */
1: cmpld r6,r7
bgelr
addi r6,r6,32
ld r8,-32(r6) /* mask */
and r8,r8,r4
ld r9,-24(r6) /* value */
cmpld r8,r9
beq 1b
ld r8,-16(r6) /* section begin */
ld r9,-8(r6) /* section end */
subf. r9,r8,r9
beq 1b
/* write nops over the section of code */
/* todo: if large section, add a branch at the start of it */
srwi r9,r9,2
mtctr r9
sub r8,r8,r3
lis r0,0x60000000@h /* nop */
3: stw r0,0(r8)
BEGIN_FTR_SECTION
dcbst 0,r8 /* suboptimal, but simpler */
sync
icbi 0,r8
END_FTR_SECTION_IFSET(CPU_FTR_SPLIT_ID_CACHE)
addi r8,r8,4
bdnz 3b
sync /* additional sync needed on g4 */
isync
b 1b
#if defined(CONFIG_PPC_PMAC) || defined(CONFIG_PPC_MAPLE)
/*
* Do an IO access in real mode

58
arch/powerpc/kernel/pci_64.c
View File

@ -30,6 +30,7 @@
#include <asm/byteorder.h>
#include <asm/machdep.h>
#include <asm/ppc-pci.h>
#include <asm/firmware.h>
#ifdef DEBUG
#include <asm/udbg.h>
@ -209,7 +210,6 @@ void pcibios_free_controller(struct pci_controller *phb)
kfree(phb);
}
#ifndef CONFIG_PPC_ISERIES
void __devinit pcibios_claim_one_bus(struct pci_bus *b)
{
struct pci_dev *dev;
@ -238,10 +238,12 @@ static void __init pcibios_claim_of_setup(void)
{
struct pci_bus *b;
if (firmware_has_feature(FW_FEATURE_ISERIES))
return;
list_for_each_entry(b, &pci_root_buses, node)
pcibios_claim_one_bus(b);
}
#endif
#ifdef CONFIG_PPC_MULTIPLATFORM
static u32 get_int_prop(struct device_node *np, const char *name, u32 def)
@ -554,9 +556,8 @@ static int __init pcibios_init(void)
*/
ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot;
#ifdef CONFIG_PPC_ISERIES
iSeries_pcibios_init();
#endif
if (firmware_has_feature(FW_FEATURE_ISERIES))
iSeries_pcibios_init();
printk(KERN_DEBUG "PCI: Probing PCI hardware\n");
@ -566,15 +567,15 @@ static int __init pcibios_init(void)
pci_bus_add_devices(hose->bus);
}
#ifndef CONFIG_PPC_ISERIES
if (pci_probe_only)
pcibios_claim_of_setup();
else
/* FIXME: `else' will be removed when
pci_assign_unassigned_resources() is able to work
correctly with [partially] allocated PCI tree. */
pci_assign_unassigned_resources();
#endif /* !CONFIG_PPC_ISERIES */
if (!firmware_has_feature(FW_FEATURE_ISERIES)) {
if (pci_probe_only)
pcibios_claim_of_setup();
else
/* FIXME: `else' will be removed when
pci_assign_unassigned_resources() is able to work
correctly with [partially] allocated PCI tree. */
pci_assign_unassigned_resources();
}
/* Call machine dependent final fixup */
if (ppc_md.pcibios_fixup)
@ -586,8 +587,9 @@ static int __init pcibios_init(void)
printk(KERN_DEBUG "ISA bridge at %s\n", pci_name(ppc64_isabridge_dev));
#ifdef CONFIG_PPC_MULTIPLATFORM
/* map in PCI I/O space */
phbs_remap_io();
if (!firmware_has_feature(FW_FEATURE_ISERIES))
/* map in PCI I/O space */
phbs_remap_io();
#endif
printk(KERN_DEBUG "PCI: Probing PCI hardware done\n");
@ -637,13 +639,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
*/
int pci_domain_nr(struct pci_bus *bus)
{
#ifdef CONFIG_PPC_ISERIES
return 0;
#else
struct pci_controller *hose = pci_bus_to_host(bus);
if (firmware_has_feature(FW_FEATURE_ISERIES))
return 0;
else {
struct pci_controller *hose = pci_bus_to_host(bus);
return hose->global_number;
#endif
return hose->global_number;
}
}
EXPORT_SYMBOL(pci_domain_nr);
@ -651,12 +653,12 @@ EXPORT_SYMBOL(pci_domain_nr);
/* Decide whether to display the domain number in /proc */
int pci_proc_domain(struct pci_bus *bus)
{
#ifdef CONFIG_PPC_ISERIES
return 0;
#else
struct pci_controller *hose = pci_bus_to_host(bus);
return hose->buid;
#endif
if (firmware_has_feature(FW_FEATURE_ISERIES))
return 0;
else {
struct pci_controller *hose = pci_bus_to_host(bus);
return hose->buid;
}
}
/*

8
arch/powerpc/kernel/vmlinux.lds.S
View File

@ -132,6 +132,14 @@ SECTIONS
*(__ftr_fixup)
__stop___ftr_fixup = .;
}
#ifdef CONFIG_PPC64
. = ALIGN(8);
__fw_ftr_fixup : {
__start___fw_ftr_fixup = .;
*(__fw_ftr_fixup)
__stop___fw_ftr_fixup = .;
}
#endif
. = ALIGN(PAGE_SIZE);
.init.ramfs : {

29
arch/powerpc/mm/pgtable_64.c
View File

@ -63,32 +63,13 @@
#include <asm/iommu.h>
#include <asm/abs_addr.h>
#include <asm/vdso.h>
#include <asm/firmware.h>
#include "mmu_decl.h"
unsigned long ioremap_bot = IMALLOC_BASE;
static unsigned long phbs_io_bot = PHBS_IO_BASE;
#ifdef CONFIG_PPC_ISERIES
void __iomem *ioremap(unsigned long addr, unsigned long size)
{
return (void __iomem *)addr;
}
extern void __iomem *__ioremap(unsigned long addr, unsigned long size,
unsigned long flags)
{
return (void __iomem *)addr;
}
void iounmap(volatile void __iomem *addr)
{
return;
}
#else
/*
* map_io_page currently only called by __ioremap
* map_io_page adds an entry to the ioremap page table
@ -161,6 +142,9 @@ void __iomem * __ioremap(unsigned long addr, unsigned long size,
unsigned long pa, ea;
void __iomem *ret;
if (firmware_has_feature(FW_FEATURE_ISERIES))
return (void __iomem *)addr;
/*
* Choose an address to map it to.
* Once the imalloc system is running, we use it.
@ -255,6 +239,9 @@ void iounmap(volatile void __iomem *token)
{
void *addr;
if (firmware_has_feature(FW_FEATURE_ISERIES))
return;
if (!mem_init_done)
return;
@ -315,8 +302,6 @@ int iounmap_explicit(volatile void __iomem *start, unsigned long size)
return 0;
}
#endif
EXPORT_SYMBOL(ioremap);
EXPORT_SYMBOL(__ioremap);
EXPORT_SYMBOL(iounmap);

3
arch/powerpc/mm/slb_low.S
View File

@ -21,6 +21,7 @@
#include <asm/page.h>
#include <asm/mmu.h>
#include <asm/pgtable.h>
#include <asm/firmware.h>
/* void slb_allocate_realmode(unsigned long ea);
*
@ -183,6 +184,7 @@ slb_finish_load:
* dont have any LRU information to help us choose a slot.
*/
#ifdef CONFIG_PPC_ISERIES
BEGIN_FW_FTR_SECTION
/*
* On iSeries, the "bolted" stack segment can be cast out on
* shared processor switch so we need to check for a miss on
@ -194,6 +196,7 @@ slb_finish_load:
li r10,SLB_NUM_BOLTED-1 /* Stack goes in last bolted slot */
cmpld r9,r3
beq 3f
END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
#endif /* CONFIG_PPC_ISERIES */
ld r10,PACASTABRR(r13)

8
arch/powerpc/platforms/iseries/pci.c
View File

@ -262,14 +262,6 @@ void __init iSeries_pci_final_fixup(void)
mf_display_src(0xC9000200);
}
void pcibios_fixup_bus(struct pci_bus *PciBus)
{
}
void pcibios_fixup_resources(struct pci_dev *pdev)
{
}
/*
* Look down the chain to find the matching Device Device
*/

16
arch/powerpc/platforms/iseries/setup.c
View File

@ -649,15 +649,21 @@ static void iseries_dedicated_idle(void)
void __init iSeries_init_IRQ(void) { }
#endif
/*
* iSeries has no legacy IO, anything calling this function has to
* fail or bad things will happen
*/
static int iseries_check_legacy_ioport(unsigned int baseport)
{
return -ENODEV;
}
static int __init iseries_probe(void)
{
unsigned long root = of_get_flat_dt_root();
if (!of_flat_dt_is_compatible(root, "IBM,iSeries"))
return 0;
powerpc_firmware_features |= FW_FEATURE_ISERIES;
powerpc_firmware_features |= FW_FEATURE_LPAR;
hpte_init_iSeries();
return 1;
@ -680,6 +686,7 @@ define_machine(iseries) {
.calibrate_decr = generic_calibrate_decr,
.progress = iSeries_progress,
.probe = iseries_probe,
.check_legacy_ioport = iseries_check_legacy_ioport,
/* XXX Implement enable_pmcs for iSeries */
};
@ -687,6 +694,9 @@ void * __init iSeries_early_setup(void)
{
unsigned long phys_mem_size;
powerpc_firmware_features |= FW_FEATURE_ISERIES;
powerpc_firmware_features |= FW_FEATURE_LPAR;
iSeries_fixup_klimit();
/*

8
drivers/char/hvc_iseries.c
View File

@ -29,6 +29,7 @@
#include <asm/hvconsole.h>
#include <asm/vio.h>
#include <asm/prom.h>
#include <asm/firmware.h>
#include <asm/iseries/vio.h>
#include <asm/iseries/hv_call.h>
#include <asm/iseries/hv_lp_config.h>
@ -488,6 +489,9 @@ static int hvc_vio_init(void)
atomic_t wait_flag;
int rc;
if (!firmware_has_feature(FW_FEATURE_ISERIES))
return -EIO;
/* +2 for fudge */
rc = viopath_open(HvLpConfig_getPrimaryLpIndex(),
viomajorsubtype_chario, VIOCHAR_WINDOW + 2);
@ -562,7 +566,7 @@ static int hvc_find_vtys(void)
for (vty = of_find_node_by_name(NULL, "vty"); vty != NULL;
vty = of_find_node_by_name(vty, "vty")) {
uint32_t *vtermno;
const uint32_t *vtermno;
/* We have statically defined space for only a certain number
* of console adapters.
@ -571,7 +575,7 @@ static int hvc_find_vtys(void)
(num_found >= VTTY_PORTS))
break;
vtermno = (uint32_t *)get_property(vty, "reg", NULL);
vtermno = get_property(vty, "reg", NULL);
if (!vtermno)
continue;

4
drivers/char/hvc_vio.c
View File

@ -35,6 +35,7 @@
#include <asm/hvconsole.h>
#include <asm/vio.h>
#include <asm/prom.h>
#include <asm/firmware.h>
#include "hvc_console.h"
@ -120,6 +121,9 @@ static int hvc_vio_init(void)
{
int rc;
if (firmware_has_feature(FW_FEATURE_ISERIES))
return -EIO;
/* Register as a vio device to receive callbacks */
rc = vio_register_driver(&hvc_vio_driver);

67
include/asm-powerpc/firmware.h
View File

@ -14,34 +14,36 @@
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
#include <asm/asm-compat.h>
/* firmware feature bitmask values */
#define FIRMWARE_MAX_FEATURES 63
#define FW_FEATURE_PFT (1UL<<0)
#define FW_FEATURE_TCE (1UL<<1)
#define FW_FEATURE_SPRG0 (1UL<<2)
#define FW_FEATURE_DABR (1UL<<3)
#define FW_FEATURE_COPY (1UL<<4)
#define FW_FEATURE_ASR (1UL<<5)
#define FW_FEATURE_DEBUG (1UL<<6)
#define FW_FEATURE_TERM (1UL<<7)
#define FW_FEATURE_PERF (1UL<<8)
#define FW_FEATURE_DUMP (1UL<<9)
#define FW_FEATURE_INTERRUPT (1UL<<10)
#define FW_FEATURE_MIGRATE (1UL<<11)
#define FW_FEATURE_PERFMON (1UL<<12)
#define FW_FEATURE_CRQ (1UL<<13)
#define FW_FEATURE_VIO (1UL<<14)
#define FW_FEATURE_RDMA (1UL<<15)
#define FW_FEATURE_LLAN (1UL<<16)
#define FW_FEATURE_BULK (1UL<<17)
#define FW_FEATURE_XDABR (1UL<<18)
#define FW_FEATURE_MULTITCE (1UL<<19)
#define FW_FEATURE_SPLPAR (1UL<<20)
#define FW_FEATURE_ISERIES (1UL<<21)
#define FW_FEATURE_LPAR (1UL<<22)
#define FW_FEATURE_PFT ASM_CONST(0x0000000000000001)
#define FW_FEATURE_TCE ASM_CONST(0x0000000000000002)
#define FW_FEATURE_SPRG0 ASM_CONST(0x0000000000000004)
#define FW_FEATURE_DABR ASM_CONST(0x0000000000000008)
#define FW_FEATURE_COPY ASM_CONST(0x0000000000000010)
#define FW_FEATURE_ASR ASM_CONST(0x0000000000000020)
#define FW_FEATURE_DEBUG ASM_CONST(0x0000000000000040)
#define FW_FEATURE_TERM ASM_CONST(0x0000000000000080)
#define FW_FEATURE_PERF ASM_CONST(0x0000000000000100)
#define FW_FEATURE_DUMP ASM_CONST(0x0000000000000200)
#define FW_FEATURE_INTERRUPT ASM_CONST(0x0000000000000400)
#define FW_FEATURE_MIGRATE ASM_CONST(0x0000000000000800)
#define FW_FEATURE_PERFMON ASM_CONST(0x0000000000001000)
#define FW_FEATURE_CRQ ASM_CONST(0x0000000000002000)
#define FW_FEATURE_VIO ASM_CONST(0x0000000000004000)
#define FW_FEATURE_RDMA ASM_CONST(0x0000000000008000)
#define FW_FEATURE_LLAN ASM_CONST(0x0000000000010000)
#define FW_FEATURE_BULK ASM_CONST(0x0000000000020000)
#define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000)
#define FW_FEATURE_MULTITCE ASM_CONST(0x0000000000080000)
#define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000)
#define FW_FEATURE_ISERIES ASM_CONST(0x0000000000200000)
#define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000)
#ifndef __ASSEMBLY__
enum {
#ifdef CONFIG_PPC64
@ -94,6 +96,23 @@ extern void machine_check_fwnmi(void);
/* This is true if we are using the firmware NMI handler (typically LPAR) */
extern int fwnmi_active;
#else /* __ASSEMBLY__ */
#define BEGIN_FW_FTR_SECTION 96:
#define END_FW_FTR_SECTION(msk, val) \
97: \
.section __fw_ftr_fixup,"a"; \
.align 3; \
.llong msk; \
.llong val; \
.llong 96b; \
.llong 97b; \
.previous
#define END_FW_FTR_SECTION_IFSET(msk) END_FW_FTR_SECTION((msk), (msk))
#define END_FW_FTR_SECTION_IFCLR(msk) END_FW_FTR_SECTION((msk), 0)
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* __ASM_POWERPC_FIRMWARE_H */