From c62842bf4a7ee092a3cc19dd10783c9d341b6c11 Mon Sep 17 00:00:00 2001
From: Aparna Das <adas@codeaurora.org>
Date: Thu, 24 Apr 2014 11:23:50 -0700
Subject: [PATCH] linux-ramdump-parser-v2: add support for tmc high address
Add support to locate TMC trace buffer in memory when the
address width is greater than 32 bits.
Change-Id: I7d916a6f9cfe0312764702b67d410778eaa55a04
---
linux-ramdump-parser-v2/qdss.py | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/linux-ramdump-parser-v2/qdss.py b/linux-ramdump-parser-v2/qdss.py
index 99825ae..22c3586 100644
--- a/linux-ramdump-parser-v2/qdss.py
+++ b/linux-ramdump-parser-v2/qdss.py
@@ -312,6 +312,10 @@ class QDSSDump():
dbalo_offset, dbalo_desc = tmc_registers['DBALO']
dbalo = ram_dump.read_u32(
self.tmc_etr_start + dbalo_offset, False)
+ dbahi_offset, dbahi_desc = tmc_registers['DBAHI']
+ dbahi = ram_dump.read_u32(
+ self.tmc_etr_start + dbahi_offset, False)
+ dbaddr = (dbahi << 32) + dbalo
rsz_offset, rsz_desc = tmc_registers['RSZ']
rsz = ram_dump.read_u32(self.tmc_etr_start + rsz_offset, False)
@@ -320,18 +324,21 @@ class QDSSDump():
rwp_offset, rwp_desc = tmc_registers['RWP']
rwp = ram_dump.read_u32(self.tmc_etr_start + rwp_offset, False)
+ rwphi_offset, rwphi_desc = tmc_registers['RWPHI']
+ rwphi = ram_dump.read_u32(self.tmc_etr_start + rwphi_offset, False)
+ rwpval = (rwphi << 32) + rwp
if (sts & 0x1) == 1:
- for i in range(rwp, dbalo + rsz):
+ for i in range(rwpval, dbaddr + rsz):
val = ram_dump.read_byte(i, False)
tmc_etr.write(struct.pack('<B', val))
- for i in range(dbalo, rwp):
+ for i in range(dbaddr, rwpval):
val = ram_dump.read_byte(i, False)
tmc_etr.write(struct.pack('<B', val))
else:
- for i in range(dbalo, dbalo + rsz):
+ for i in range(dbaddr, dbaddr + rsz):
val = ram_dump.read_byte(i, False)
tmc_etr.write(struct.pack('<B', val))
else:
--
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