linux-kernel - [PATCH v1 1/1] remoteproc: qcom: pas: Coredump elf class to elf64

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230309001035.24024-1-quic_gokukris@quicinc.com>
Date:   Wed, 8 Mar 2023 16:10:35 -0800
From:   Gokul krishna Krishnakumar <quic_gokukris@...cinc.com>
To:     <linux-remoteproc@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Trilok Soni <quic_tsoni@...cinc.com>,
        Satya Durga Srinivasu Prabhala <quic_satyap@...cinc.com>,
        Rajendra Nayak <quic_rjendra@...cinc.com>,
        "Elliot Berman" <quic_eberman@...cinc.com>,
        Guru Das Srinagesh <quic_gurus@...cinc.com>,
        Melody Olvera <quic_molvera@...cinc.com>,
        "Gokul krishna Krishnakumar" <quic_gokukris@...cinc.com>
Subject: [PATCH v1 1/1] remoteproc: qcom: pas: Coredump elf class to elf64

This change adds a new initialization param which modifies the elf
class accordingly. Some of the subsystem dump analysis tools need
the elf class to be elf64.

Signed-off-by: Gokul krishna Krishnakumar <quic_gokukris@...cinc.com>
---
 drivers/remoteproc/qcom_q6v5_pas.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
index 0871108fb4dc..17ce3177be7b 100644
--- a/drivers/remoteproc/qcom_q6v5_pas.c
+++ b/drivers/remoteproc/qcom_q6v5_pas.c
@@ -39,6 +39,7 @@ struct adsp_data {
 	int pas_id;
 	int dtb_pas_id;
 	unsigned int minidump_id;
+	bool uses_elf64;
 	bool auto_boot;
 	bool decrypt_shutdown;
 
@@ -681,7 +682,10 @@ static int adsp_probe(struct platform_device *pdev)
 	}
 
 	rproc->auto_boot = desc->auto_boot;
-	rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
+	if (desc->uses_elf64)
+		rproc_coredump_set_elf_info(rproc, ELFCLASS64, EM_NONE);
+	else
+		rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
 
 	adsp = (struct qcom_adsp *)rproc->priv;
 	adsp->dev = &pdev->dev;
@@ -1126,6 +1130,7 @@ static const struct adsp_data sm8550_adsp_resource = {
 	.pas_id = 1,
 	.dtb_pas_id = 0x24,
 	.minidump_id = 5,
+	.uses_elf64 = true,
 	.auto_boot = true,
 	.proxy_pd_names = (char*[]){
 		"lcx",
@@ -1145,6 +1150,7 @@ static const struct adsp_data sm8550_cdsp_resource = {
 	.pas_id = 18,
 	.dtb_pas_id = 0x25,
 	.minidump_id = 7,
+	.uses_elf64 = true,
 	.auto_boot = true,
 	.proxy_pd_names = (char*[]){
 		"cx",
@@ -1165,6 +1171,7 @@ static const struct adsp_data sm8550_mpss_resource = {
 	.pas_id = 4,
 	.dtb_pas_id = 0x26,
 	.minidump_id = 3,
+	.uses_elf64 = true,
 	.auto_boot = false,
 	.decrypt_shutdown = true,
 	.proxy_pd_names = (char*[]){
-- 
2.39.2