On 3/6/2025 3:30 PM, ltaylorsimp...@gmail.com wrote:

-----Original Message-----
From: Brian Cain <brian.c...@oss.qualcomm.com>
Sent: Friday, February 28, 2025 11:26 PM
To: qemu-devel@nongnu.org
Cc: brian.c...@oss.qualcomm.com; richard.hender...@linaro.org;
phi...@linaro.org; quic_mathb...@quicinc.com; a...@rev.ng; a...@rev.ng;
quic_mlie...@quicinc.com; ltaylorsimp...@gmail.com;
alex.ben...@linaro.org; quic_mbur...@quicinc.com;
sidn...@quicinc.com; Brian Cain <bc...@quicinc.com>
Subject: [PATCH 08/38] target/hexagon: Add guest, system reg number defs

From: Brian Cain <bc...@quicinc.com>

These registers are defined in the Qualcomm Hexagon V71 Programmer's
Reference Manual - https://docs.qualcomm.com/bundle/publicresource/80-
N2040-51_REV_AB_Hexagon_V71_ProgrammerS_Reference_Manual.pdf
Refer to §11.9.1 SYSTEM GUEST, §11.9.2 SYSTEM MONITOR.
Strange to put this in the checkin description.  See prior conversation about 
doc references.

Signed-off-by: Brian Cain <brian.c...@oss.qualcomm.com>
---
  target/hexagon/cpu.h      |   5 ++
  target/hexagon/hex_regs.h | 115
++++++++++++++++++++++++++++++++++++++
  2 files changed, 120 insertions(+)

diff --git a/target/hexagon/cpu.h b/target/hexagon/cpu.h index
79e60d4bfa..20ea0adcca 100644
--- a/target/hexagon/cpu.h
+++ b/target/hexagon/cpu.h
@@ -20,6 +20,11 @@

  #include "fpu/softfloat-types.h"

+#define NUM_GREGS 32
+#define GREG_WRITES_MAX 32
Can you actually write 32 G registers in a single packet?

+#define NUM_SREGS 64
+#define SREG_WRITES_MAX 64
Ditto

+
  #include "cpu-qom.h"
  #include "exec/cpu-defs.h"
  #include "hex_regs.h"


The above issues should be addressed in the v2 patch series.


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