diff options
Diffstat (limited to 'include/asm-sparc64/processor.h')
| -rw-r--r-- | include/asm-sparc64/processor.h | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/include/asm-sparc64/processor.h b/include/asm-sparc64/processor.h index 0facbaf4f..855be2e88 100644 --- a/include/asm-sparc64/processor.h +++ b/include/asm-sparc64/processor.h @@ -1,4 +1,4 @@ -/* $Id: processor.h,v 1.53 1999/01/19 07:57:51 davem Exp $ +/* $Id: processor.h,v 1.55 1999/05/27 04:52:54 davem Exp $ * include/asm-sparc64/processor.h * * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) @@ -7,6 +7,12 @@ #ifndef __ASM_SPARC64_PROCESSOR_H #define __ASM_SPARC64_PROCESSOR_H +/* + * Sparc64 implementation of macro that returns current + * instruction pointer ("program counter"). + */ +#define current_text_addr() ({ void *pc; __asm__("rd %%pc, %0" : "=r" (pc)); pc; }) + #include <asm/asi.h> #include <asm/a.out.h> #include <asm/pstate.h> @@ -36,7 +42,7 @@ #define NSWINS 7 typedef struct { - unsigned long seg; + unsigned char seg; } mm_segment_t; /* The Sparc processor specific thread struct. */ @@ -45,15 +51,19 @@ struct thread_struct { unsigned short wstate; unsigned short cwp; unsigned short flags; - unsigned short ctx; + mm_segment_t current_ds; /*DC2*/ unsigned short w_saved; unsigned short new_signal; - unsigned int ___pad; - mm_segment_t current_ds; + unsigned short ctx; + struct pt_regs *kregs; -/*DC3*/ struct pt_regs *kregs; - unsigned long *utraps; +/*DC3*/ unsigned long *utraps; + unsigned char fpdepth; + unsigned char fpsaved[7]; + +/*DC4*/ unsigned char gsr[7]; + unsigned long xfsr[7]; struct reg_window reg_window[NSWINS] __attribute__ ((aligned (16))); unsigned long rwbuf_stkptrs[NSWINS] __attribute__ ((aligned (8))); @@ -66,10 +76,6 @@ struct thread_struct { u64 kernel_cntd0, kernel_cntd1; u64 pcr_reg; - unsigned char fpdepth; - unsigned char fpsaved[7]; - unsigned char gsr[7]; - unsigned long xfsr[7]; }; #endif /* !(__ASSEMBLY__) */ @@ -85,12 +91,14 @@ struct thread_struct { NULL, PAGE_SHARED , VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL } #define INIT_TSS { \ -/* ksp, wstate, cwp, flags, ctx, */ \ - 0, 0, 0, SPARC_FLAG_KTHREAD, 0, \ -/* w_saved, new_signal, padding, current_ds, */ \ - 0, 0, 0, KERNEL_DS, \ -/* kregs, utraps, */ \ - 0, 0, \ +/* ksp, wstate, cwp, flags, current_ds, */ \ + 0, 0, 0, SPARC_FLAG_KTHREAD, KERNEL_DS, \ +/* w_saved, new_signal, ctx, kregs, */ \ + 0, 0, 0, 0, \ +/* utraps, */ \ + 0, \ +/* fpdepth, fpsaved, gsr, xfsr */ \ + 0, { 0 }, { 0 }, { 0 }, \ /* reg_window */ \ { { { 0, }, { 0, } }, }, \ /* rwbuf_stkptrs */ \ @@ -99,8 +107,6 @@ struct thread_struct { 0, 0, \ /* user_cntd0, user_cndd1, kernel_cntd0, kernel_cntd0, pcr_reg */ \ 0, 0, 0, 0, 0, \ -/* fpdepth, fpsaved, gsr, xfsr */ \ - 0, { 0 }, { 0 }, { 0 }, \ } #ifndef __ASSEMBLY__ |