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| author | Sven Schnelle <svens@stackframe.org> | 2021-10-14 21:49:13 +0200 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2021-11-01 07:35:59 +0100 |
| commit | b5f73da500c61ad226510643222070b0ea4cf9d6 (patch) | |
| tree | a0e2342b259bc74bbce67c94699a64083e84b34b /arch/parisc/kernel/entry.S | |
| parent | 8e0ba125c2bf1030af3267058019ba86da96863f (diff) | |
| download | lwn-b5f73da500c61ad226510643222070b0ea4cf9d6.tar.gz lwn-b5f73da500c61ad226510643222070b0ea4cf9d6.zip | |
parisc: move virt_map macro to assembly.h
This macro will also be used by the TOC code, so move it
into asm/assembly.h to avoid duplication.
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/kernel/entry.S')
| -rw-r--r-- | arch/parisc/kernel/entry.S | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S index 852bf7334fb5..b7108d5da644 100644 --- a/arch/parisc/kernel/entry.S +++ b/arch/parisc/kernel/entry.S @@ -51,30 +51,6 @@ extrd,u \spc,(64 - (SPACEID_SHIFT)),32,\prot .endm #endif - - /* Switch to virtual mapping, trashing only %r1 */ - .macro virt_map - /* pcxt_ssm_bug */ - rsm PSW_SM_I, %r0 /* barrier for "Relied upon Translation */ - mtsp %r0, %sr4 - mtsp %r0, %sr5 - mtsp %r0, %sr6 - tovirt_r1 %r29 - load32 KERNEL_PSW, %r1 - - rsm PSW_SM_QUIET,%r0 /* second "heavy weight" ctl op */ - mtctl %r0, %cr17 /* Clear IIASQ tail */ - mtctl %r0, %cr17 /* Clear IIASQ head */ - mtctl %r1, %ipsw - load32 4f, %r1 - mtctl %r1, %cr18 /* Set IIAOQ tail */ - ldo 4(%r1), %r1 - mtctl %r1, %cr18 /* Set IIAOQ head */ - rfir - nop -4: - .endm - /* * The "get_stack" macros are responsible for determining the * kernel stack value. |