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[v2,01/12] disas/hppa: Add disassembly for qemu specific instructions

Message ID 20240209115633.55823-2-deller@kernel.org (mailing list archive)
State New, archived
Headers show
Series target/hppa: Enhancements and fixes | expand

Commit Message

Helge Deller Feb. 9, 2024, 11:56 a.m. UTC 
From: Helge Deller <deller@gmx.de>

Add disassembly of opcodes for "HALT QEMU", "RESET QEMU" and
"RESTORE SHR" (restore shadow registers).

Signed-off-by: Helge Deller <deller@gmx.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 disas/hppa.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/disas/hppa.c b/disas/hppa.c
index cce4f4aa37..22dce9b41b 100644
--- a/disas/hppa.c
+++ b/disas/hppa.c
@@ -1609,6 +1609,10 @@  static const struct pa_opcode pa_opcodes[] =
 { "call",	0xe800a000, 0xffe0e000, "nW", pa10, FLAG_STRICT},
 { "ret",	0xe840d000, 0xfffffffd, "n", pa20, FLAG_STRICT},
 
+/* Opcodes assigned to QEMU, used by SeaBIOS firmware and Linux kernel */
+{ "HALT QEMU",	0xfffdead0, 0xfffffffd, "n", pa10, FLAG_STRICT},
+{ "RESET QEMU",	0xfffdead1, 0xfffffffd, "n", pa10, FLAG_STRICT},
+{ "RESTORE SHR",0xfffdead2, 0xfffffffd, "n", pa10, FLAG_STRICT},
 };
 
 #define NUMOPCODES ((sizeof pa_opcodes)/(sizeof pa_opcodes[0]))