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authorGiacomo Travaglini <giacomo.travaglini@arm.com>2017-11-16 17:44:12 +0000
committerGiacomo Travaglini <giacomo.travaglini@arm.com>2017-12-01 11:37:12 +0000
commit0f8921b432b200e1431c5573d2962df232f80b9a (patch)
tree39efaac59cf4f0d36ee343dbc4d47e82da531882 /src/arch/arm/miscregs.cc
parent937ed3a0a26002bc5e015c23ecd805e4e32b2cca (diff)
downloadgem5-0f8921b432b200e1431c5573d2962df232f80b9a.tar.xz
arm: Enable ns registers access in secure mode
Arm security extension introduced register banking between secure and non-secure mode. This has been removed in armv8 using AArch64 in EL3, where the decoded register is by default the non-secure version. Using non-secure register infos(flags) was preventing secure execution to access the register with the MRC/MCR at EL1. The patch updates the following banked registers' flags so that their non-secure version can be accessed in secure mode: MISCREG_CSSELR, MISCREG_SCTLR, MISCREG_ACTLR, MISCREG_TTBR0, MISCREG_TTBR1, MISCREG_TTBCR, MISCREG_DACR, MISCREG_DFSR, MISCREG_IFSR, MISCREG_ADFSR, MISCREG_AIFSR, MISCREG_DFAR, MISCREG_IFAR, MISCREG_PAR, MISCREG_PRRR, MISCREG_MAIR0, MISCREG_NMRR, MISCREG_MAIR1, MISCREG_AMAIR0, MISCREG_AMAIR1, MISCREG_VBAR, MISCREG_CONTEXTIDR, MISCREG_TPIDRURW, MISCREG_TPIDRURO, MISCREG_TPIDRPRW, MISCREG_CNTP_TVAL, MISCREG_CNTP_CTL, MISCREG_CNTP_CVAL For those registers the following permission bits have been set: MISCREG_PRI_S_RD MISCREG_PRI_S_WR Change-Id: Ib881c526e75d69e313f8ef66eb78fc704de6bf59 Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Reviewed-by: Giacomo Gabrielli <giacomo.gabrielli@arm.com> Reviewed-on: https://gem5-review.googlesource.com/6201 Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com> Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Diffstat (limited to 'src/arch/arm/miscregs.cc')
-rw-r--r--src/arch/arm/miscregs.cc56
1 files changed, 28 insertions, 28 deletions
diff --git a/src/arch/arm/miscregs.cc b/src/arch/arm/miscregs.cc
index d31c84ca6..d08f75142 100644
--- a/src/arch/arm/miscregs.cc
+++ b/src/arch/arm/miscregs.cc
@@ -344,7 +344,7 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_CSSELR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_CSSELR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_CSSELR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_VPIDR
@@ -354,13 +354,13 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_SCTLR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_SCTLR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_SCTLR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_ACTLR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_ACTLR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_ACTLR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_CPACR
@@ -388,19 +388,19 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_TTBR0
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_TTBR0_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_TTBR0_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_TTBR1
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_TTBR1_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_TTBR1_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_TTBCR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_TTBCR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_TTBCR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_HTCR
@@ -410,31 +410,31 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_DACR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_DACR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_DACR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_DFSR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_DFSR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_DFSR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_IFSR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_IFSR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_IFSR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_ADFSR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010100")),
// MISCREG_ADFSR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100100")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100100")),
// MISCREG_ADFSR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100100")),
// MISCREG_AIFSR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010100")),
// MISCREG_AIFSR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100100")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100100")),
// MISCREG_AIFSR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100100")),
// MISCREG_HADFSR
@@ -446,13 +446,13 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_DFAR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_DFAR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_DFAR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_IFAR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_IFAR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_IFAR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_HDFAR
@@ -468,7 +468,7 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_PAR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_PAR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_PAR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_ICIALLU
@@ -618,37 +618,37 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_PRRR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_PRRR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_PRRR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_MAIR0
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_MAIR0_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_MAIR0_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_NMRR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_NMRR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_NMRR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_MAIR1
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_MAIR1_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_MAIR1_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_AMAIR0
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_AMAIR0_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_AMAIR0_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_AMAIR1
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_AMAIR1_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_AMAIR1_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_HMAIR0
@@ -662,7 +662,7 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_VBAR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_VBAR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_VBAR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_MVBAR
@@ -678,25 +678,25 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_CONTEXTIDR
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_CONTEXTIDR_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_CONTEXTIDR_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_TPIDRURW
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_TPIDRURW_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100111111100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111111111100001")),
// MISCREG_TPIDRURW_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_TPIDRURO
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_TPIDRURO_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110101100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110101100001")),
// MISCREG_TPIDRURO_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_TPIDRPRW
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_TPIDRPRW_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100110000100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111110000100001")),
// MISCREG_TPIDRPRW_S
bitset<NUM_MISCREG_INFOS>(string("00110011000000100001")),
// MISCREG_HTPIDR
@@ -708,13 +708,13 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_CNTP_TVAL
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_CNTP_TVAL_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100111111100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111111111100001")),
// MISCREG_CNTP_TVAL_S
bitset<NUM_MISCREG_INFOS>(string("00110011001111100000")),
// MISCREG_CNTP_CTL
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_CNTP_CTL_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100111111100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111111111100001")),
// MISCREG_CNTP_CTL_S
bitset<NUM_MISCREG_INFOS>(string("00110011001111100000")),
// MISCREG_CNTV_TVAL
@@ -762,7 +762,7 @@ bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS] = {
// MISCREG_CNTP_CVAL
bitset<NUM_MISCREG_INFOS>(string("00000000000000010001")),
// MISCREG_CNTP_CVAL_NS
- bitset<NUM_MISCREG_INFOS>(string("11001100111111100001")),
+ bitset<NUM_MISCREG_INFOS>(string("11001111111111100001")),
// MISCREG_CNTP_CVAL_S
bitset<NUM_MISCREG_INFOS>(string("00110011001111100000")),
// MISCREG_CNTV_CVAL