diff options
Diffstat (limited to 'include/asm-ia64')
| -rw-r--r-- | include/asm-ia64/asmmacro.h | 10 | ||||
| -rw-r--r-- | include/asm-ia64/io.h | 6 | ||||
| -rw-r--r-- | include/asm-ia64/kregs.h | 3 | ||||
| -rw-r--r-- | include/asm-ia64/pal.h | 33 | ||||
| -rw-r--r-- | include/asm-ia64/patch.h | 1 | ||||
| -rw-r--r-- | include/asm-ia64/processor.h | 1 | ||||
| -rw-r--r-- | include/asm-ia64/sections.h | 1 |
7 files changed, 48 insertions, 7 deletions
diff --git a/include/asm-ia64/asmmacro.h b/include/asm-ia64/asmmacro.h index c22b4658fc61..c1642fd64029 100644 --- a/include/asm-ia64/asmmacro.h +++ b/include/asm-ia64/asmmacro.h @@ -104,6 +104,16 @@ name: #endif /* + * If physical stack register size is different from DEF_NUM_STACK_REG, + * dynamically patch the kernel for correct size. + */ + .section ".data.patch.phys_stack_reg", "a" + .previous +#define LOAD_PHYS_STACK_REG_SIZE(reg) \ +[1:] adds reg=IA64_NUM_PHYS_STACK_REG*8+8,r0; \ + .xdata4 ".data.patch.phys_stack_reg", 1b-. + +/* * Up until early 2004, use of .align within a function caused bad unwind info. * TEXT_ALIGN(n) expands into ".align n" if a fixed GAS is available or into nothing * otherwise. diff --git a/include/asm-ia64/io.h b/include/asm-ia64/io.h index 6311e168cd34..eb17a8692967 100644 --- a/include/asm-ia64/io.h +++ b/include/asm-ia64/io.h @@ -421,11 +421,7 @@ __writeq (unsigned long val, volatile void __iomem *addr) extern void __iomem * ioremap(unsigned long offset, unsigned long size); extern void __iomem * ioremap_nocache (unsigned long offset, unsigned long size); - -static inline void -iounmap (volatile void __iomem *addr) -{ -} +extern void iounmap (volatile void __iomem *addr); /* Use normal IO mappings for DMI */ #define dmi_ioremap ioremap diff --git a/include/asm-ia64/kregs.h b/include/asm-ia64/kregs.h index 221b5cb564b2..7e55a584975c 100644 --- a/include/asm-ia64/kregs.h +++ b/include/asm-ia64/kregs.h @@ -29,8 +29,7 @@ */ #define IA64_TR_KERNEL 0 /* itr0, dtr0: maps kernel image (code & data) */ #define IA64_TR_PALCODE 1 /* itr1: maps PALcode as required by EFI */ -#define IA64_TR_PERCPU_DATA 1 /* dtr1: percpu data */ -#define IA64_TR_CURRENT_STACK 2 /* dtr2: maps kernel's memory- & register-stacks */ +#define IA64_TR_CURRENT_STACK 1 /* dtr1: maps kernel's memory- & register-stacks */ /* Processor status register bits: */ #define IA64_PSR_BE_BIT 1 diff --git a/include/asm-ia64/pal.h b/include/asm-ia64/pal.h index 67656ce767c2..abfcb3a2588f 100644 --- a/include/asm-ia64/pal.h +++ b/include/asm-ia64/pal.h @@ -89,6 +89,8 @@ #define PAL_GET_PSTATE_TYPE_AVGNORESET 2 #define PAL_GET_PSTATE_TYPE_INSTANT 3 +#define PAL_MC_ERROR_INJECT 276 /* Injects processor error or returns injection capabilities */ + #ifndef __ASSEMBLY__ #include <linux/types.h> @@ -1235,6 +1237,37 @@ ia64_pal_mc_error_info (u64 info_index, u64 type_index, u64 *size, u64 *error_in return iprv.status; } +/* Injects the requested processor error or returns info on + * supported injection capabilities for current processor implementation + */ +static inline s64 +ia64_pal_mc_error_inject_phys (u64 err_type_info, u64 err_struct_info, + u64 err_data_buffer, u64 *capabilities, u64 *resources) +{ + struct ia64_pal_retval iprv; + PAL_CALL_PHYS_STK(iprv, PAL_MC_ERROR_INJECT, err_type_info, + err_struct_info, err_data_buffer); + if (capabilities) + *capabilities= iprv.v0; + if (resources) + *resources= iprv.v1; + return iprv.status; +} + +static inline s64 +ia64_pal_mc_error_inject_virt (u64 err_type_info, u64 err_struct_info, + u64 err_data_buffer, u64 *capabilities, u64 *resources) +{ + struct ia64_pal_retval iprv; + PAL_CALL_STK(iprv, PAL_MC_ERROR_INJECT, err_type_info, + err_struct_info, err_data_buffer); + if (capabilities) + *capabilities= iprv.v0; + if (resources) + *resources= iprv.v1; + return iprv.status; +} + /* Inform PALE_CHECK whether a machine check is expected so that PALE_CHECK willnot * attempt to correct any expected machine checks. */ diff --git a/include/asm-ia64/patch.h b/include/asm-ia64/patch.h index 4797f3535e6d..a71543084fb4 100644 --- a/include/asm-ia64/patch.h +++ b/include/asm-ia64/patch.h @@ -20,6 +20,7 @@ extern void ia64_patch_imm60 (u64 insn_addr, u64 val); /* patch "brl" w/ip-rel extern void ia64_patch_mckinley_e9 (unsigned long start, unsigned long end); extern void ia64_patch_vtop (unsigned long start, unsigned long end); +extern void ia64_patch_phys_stack_reg(unsigned long val); extern void ia64_patch_gate (void); #endif /* _ASM_IA64_PATCH_H */ diff --git a/include/asm-ia64/processor.h b/include/asm-ia64/processor.h index 4f4ee1c2db2f..db81ba406cef 100644 --- a/include/asm-ia64/processor.h +++ b/include/asm-ia64/processor.h @@ -19,6 +19,7 @@ #include <asm/ptrace.h> #include <asm/ustack.h> +#define IA64_NUM_PHYS_STACK_REG 96 #define IA64_NUM_DBG_REGS 8 #define DEFAULT_MAP_BASE __IA64_UL_CONST(0x2000000000000000) diff --git a/include/asm-ia64/sections.h b/include/asm-ia64/sections.h index e9eb7f62d32b..dc42a359894f 100644 --- a/include/asm-ia64/sections.h +++ b/include/asm-ia64/sections.h @@ -11,6 +11,7 @@ extern char __per_cpu_start[], __per_cpu_end[], __phys_per_cpu_start[]; extern char __start___vtop_patchlist[], __end___vtop_patchlist[]; extern char __start___mckinley_e9_bundles[], __end___mckinley_e9_bundles[]; +extern char __start___phys_stack_reg_patchlist[], __end___phys_stack_reg_patchlist[]; extern char __start_gate_section[]; extern char __start_gate_mckinley_e9_patchlist[], __end_gate_mckinley_e9_patchlist[]; extern char __start_gate_vtop_patchlist[], __end_gate_vtop_patchlist[]; |