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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 21:55:47 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 21:55:47 -0700 |
commit | e86908614f2c7fec401827e5cefd7a6ea9407f85 (patch) | |
tree | fcb5d9e52422b37bdaf0e647126ebdfc1680f162 /arch/powerpc/platforms/iseries/exception.h | |
parent | 547307420931344a868275bd7ea7a30f117a15a9 (diff) | |
parent | 9b4b8feb962f4b3e74768b7205f1f8f6cce87238 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (408 commits)
[POWERPC] Add memchr() to the bootwrapper
[POWERPC] Implement logging of unhandled signals
[POWERPC] Add legacy serial support for OPB with flattened device tree
[POWERPC] Use 1TB segments
[POWERPC] XilinxFB: Allow fixed framebuffer base address
[POWERPC] XilinxFB: Add support for custom screen resolution
[POWERPC] XilinxFB: Use pdata to pass around framebuffer parameters
[POWERPC] PCI: Add 64-bit physical address support to setup_indirect_pci
[POWERPC] 4xx: Kilauea defconfig file
[POWERPC] 4xx: Kilauea DTS
[POWERPC] 4xx: Add AMCC Kilauea eval board support to platforms/40x
[POWERPC] 4xx: Add AMCC 405EX support to cputable.c
[POWERPC] Adjust TASK_SIZE on ppc32 systems to 3GB that are capable
[POWERPC] Use PAGE_OFFSET to tell if an address is user/kernel in SW TLB handlers
[POWERPC] 85xx: Enable FP emulation in MPC8560 ADS defconfig
[POWERPC] 85xx: Killed <asm/mpc85xx.h>
[POWERPC] 85xx: Add cpm nodes for 8541/8555 CDS
[POWERPC] 85xx: Convert mpc8560ads to the new CPM binding.
[POWERPC] mpc8272ads: Remove muram from the CPM reg property.
[POWERPC] Make clockevents work on PPC601 processors
...
Fixed up conflict in Documentation/powerpc/booting-without-of.txt manually.
Diffstat (limited to 'arch/powerpc/platforms/iseries/exception.h')
-rw-r--r-- | arch/powerpc/platforms/iseries/exception.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/iseries/exception.h b/arch/powerpc/platforms/iseries/exception.h new file mode 100644 index 000000000000..ced45a8fa1aa --- /dev/null +++ b/arch/powerpc/platforms/iseries/exception.h @@ -0,0 +1,58 @@ +#ifndef _ASM_POWERPC_ISERIES_EXCEPTION_H +#define _ASM_POWERPC_ISERIES_EXCEPTION_H +/* + * Extracted from head_64.S + * + * PowerPC version + * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) + * + * Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP + * Copyright (C) 1996 Cort Dougan <cort@cs.nmt.edu> + * Adapted for Power Macintosh by Paul Mackerras. + * Low-level exception handlers and MMU support + * rewritten by Paul Mackerras. + * Copyright (C) 1996 Paul Mackerras. + * + * Adapted for 64bit PowerPC by Dave Engebretsen, Peter Bergner, and + * Mike Corrigan {engebret|bergner|mikejc}@us.ibm.com + * + * This file contains the low-level support and setup for the + * PowerPC-64 platform, including trap and interrupt dispatch. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#include <asm/exception.h> + +#define EXCEPTION_PROLOG_ISERIES_1 \ + mfmsr r10; \ + ld r12,PACALPPACAPTR(r13); \ + ld r11,LPPACASRR0(r12); \ + ld r12,LPPACASRR1(r12); \ + ori r10,r10,MSR_RI; \ + mtmsrd r10,1 + +#define STD_EXCEPTION_ISERIES(label, area) \ + .globl label##_iSeries; \ +label##_iSeries: \ + HMT_MEDIUM; \ + mtspr SPRN_SPRG1,r13; /* save r13 */ \ + EXCEPTION_PROLOG_1(area); \ + EXCEPTION_PROLOG_ISERIES_1; \ + b label##_common + +#define MASKABLE_EXCEPTION_ISERIES(label) \ + .globl label##_iSeries; \ +label##_iSeries: \ + HMT_MEDIUM; \ + mtspr SPRN_SPRG1,r13; /* save r13 */ \ + EXCEPTION_PROLOG_1(PACA_EXGEN); \ + lbz r10,PACASOFTIRQEN(r13); \ + cmpwi 0,r10,0; \ + beq- label##_iSeries_masked; \ + EXCEPTION_PROLOG_ISERIES_1; \ + b label##_common; \ + +#endif /* _ASM_POWERPC_ISERIES_EXCEPTION_H */ |