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| author | Antony Pavlov <antonynpavlov@gmail.com> | 2015-11-10 10:27:14 +0300 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-11-11 08:38:24 +0100 |
| commit | 643c5d87dd8b3f66ee133486a75bdd25d9f34ce1 (patch) | |
| tree | 4491cd4765c48441de0224c715b04d8361b49e6a /arch/mips/include | |
| parent | b6e9c2ae14275d48a854488ed69ba763ee021459 (diff) | |
| download | barebox-643c5d87dd8b3f66ee133486a75bdd25d9f34ce1.tar.gz barebox-643c5d87dd8b3f66ee133486a75bdd25d9f34ce1.tar.xz | |
MIPS: avoid excessive exception
This commit clears ERL (ERror Level) flag on start.
If this flag is set then we get 'TLB miss on load or ifetch'
just after return from exception.
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/mips/include')
| -rw-r--r-- | arch/mips/include/asm/pbl_macros.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/include/asm/pbl_macros.h b/arch/mips/include/asm/pbl_macros.h index 681b40a305..c4ae6a2417 100644 --- a/arch/mips/include/asm/pbl_macros.h +++ b/arch/mips/include/asm/pbl_macros.h @@ -145,7 +145,7 @@ copy_loop_exit: .set push .set noreorder mfc0 k0, CP0_STATUS - li k1, ~ST0_IE + li k1, ~(ST0_ERL | ST0_IE) and k0, k1 mtc0 k0, CP0_STATUS .set pop |